Chore(deps): Bump golang.org/x/text from 0.3.7 to 0.4.0 (#1198)

Co-authored-by: Quentin McGaw <quentin.mcgaw@gmail.com>

.github/ISSUE_TEMPLATE/bug.yml

@@ -40,6 +40,7 @@ body:
     attributes:
       label: VPN service provider
       options:
+        - AirVPN
         - Custom
         - Cyberghost
         - ExpressVPN
@@ -54,8 +55,10 @@ body:
         - PrivateVPN
         - ProtonVPN
         - PureVPN
+        - SlickVPN
         - Surfshark
         - TorGuard
+        - VPNSecure.me
         - VPNUnlimited
         - VyprVPN
         - WeVPN
@@ -96,7 +99,7 @@ body:
     attributes:
       label: Share your logs
       description: No sensitive information is logged out except when running with `LOG_LEVEL=debug`.
-      render: log
+      render: plain text
     validations:
       required: true
   - type: textarea

.github/labels.yml

@@ -23,6 +23,9 @@
   description: ""
 
 # VPN providers
+- name: ":cloud: AirVPN"
+  color: "cfe8d4"
+  description: ""
 - name: ":cloud: Cyberghost"
   color: "cfe8d4"
   description: ""
@@ -64,12 +67,17 @@
 - name: ":cloud: PureVPN"
   color: "cfe8d4"
   description: ""
+- name: ":cloud: SlickVPN"
+  color: "cfe8d4"
+  description: ""
 - name: ":cloud: Surfshark"
   color: "cfe8d4"
   description: ""
 - name: ":cloud: Torguard"
   color: "cfe8d4"
   description: ""
+- name: ":cloud: VPNSecure.me"
+  color: "cfe8d4"
 - name: ":cloud: VPNUnlimited"
   color: "cfe8d4"
   description: ""

.github/workflows/ci-skip.yml

@@ -0,0 +1,37 @@
+name: No trigger file paths
+on:
+  push:
+    branches:
+      - master
+    paths-ignore:
+      - .github/workflows/ci.yml
+      - cmd/**
+      - internal/**
+      - pkg/**
+      - .dockerignore
+      - .golangci.yml
+      - Dockerfile
+      - go.mod
+      - go.sum
+  pull_request:
+    branches:
+      - master
+    paths-ignore:
+      - .github/workflows/ci.yml
+      - cmd/**
+      - internal/**
+      - pkg/**
+      - .dockerignore
+      - .golangci.yml
+      - Dockerfile
+      - go.mod
+      - go.sum
+
+jobs:
+  verify:
+    runs-on: ubuntu-latest
+    permissions:
+      actions: read
+    steps:
+      - name: No trigger path triggered for required verify workflow.
+        run: exit 0

.github/workflows/ci.yml

@@ -32,13 +32,10 @@ on:
 
 jobs:
   verify:
-    # Only run if it's a push event or if it's a PR from this repository, and it is not dependabot.
-    if: |
-      github.actor != 'dependabot[bot]' &&
-      (github.event_name == 'push' ||
-      github.event_name == 'release' ||
-      (github.event_name == 'pull_request' && github.event.pull_request.head.repo.full_name == github.repository))
     runs-on: ubuntu-latest
+    permissions:
+      actions: read
+      contents: read
     env:
       DOCKER_BUILDKIT: "1"
     steps:
@@ -48,12 +45,14 @@ jobs:
         with:
           locale: "US"
           level: error
+          exclude: |
+            ./internal/storage/servers.json
 
       - name: Linting
         run: docker build --target lint .
 
-      - name: Go mod tidy check
-        run: docker build --target tidy .
+      - name: Mocks check
+        run: docker build --target mocks .
 
       - name: Build test image
         run: docker build --target test -t test-container .
@@ -65,28 +64,35 @@ jobs:
           -v "$(pwd)/coverage.txt:/tmp/gobuild/coverage.txt" \
           test-container
 
-      - name: Code security analysis
-        uses: snyk/actions/golang@master
-        env:
-          SNYK_TOKEN: ${{ secrets.SNYK_TOKEN }}
-
       - name: Build final image
         run: docker build -t final-image .
 
-      # - name: Image security analysis
-      #   uses: snyk/actions/docker@master
-      #   env:
-      #     SNYK_TOKEN: ${{ secrets.SNYK_TOKEN }}
-      #   with:
-      #     image: final-image
+  codeql:
+    runs-on: ubuntu-latest
+    permissions:
+      actions: read
+      contents: read
+      security-events: write
+    steps:
+      - uses: actions/checkout@v3
+      - uses: github/codeql-action/init@v2
+        with:
+          languages: go
+      - uses: github/codeql-action/autobuild@v2
+      - uses: github/codeql-action/analyze@v2
 
   publish:
-    # Only run if it's a push event or if it's a PR from this repository
     if: |
-      github.event_name == 'push' ||
-      github.event_name == 'release' ||
-      (github.event_name == 'pull_request' && github.event.pull_request.head.repo.full_name == github.repository)
-    needs: [verify]
+      github.repository == 'qdm12/gluetun' &&
+      (
+        github.event_name == 'push' ||
+        github.event_name == 'release' ||
+        (github.event_name == 'pull_request' && github.event.pull_request.head.repo.full_name == github.repository && github.actor != 'dependabot[bot]')
+      )
+    needs: [verify, codeql]
+    permissions:
+      actions: read
+      contents: read
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
@@ -95,7 +101,7 @@ jobs:
       # https://github.com/docker/metadata-action
       - name: Extract Docker metadata
         id: meta
-        uses: docker/metadata-action@v3
+        uses: docker/metadata-action@v4
         with:
           flavor: |
             latest=${{ github.ref == format('refs/heads/{0}', github.event.repository.default_branch) }}
@@ -103,17 +109,16 @@ jobs:
             qmcgaw/gluetun
             qmcgaw/private-internet-access
           tags: |
-            type=ref,event=branch,enable=${{ github.ref != format('refs/heads/{0}', github.event.repository.default_branch) }}
             type=ref,event=pr
             type=semver,pattern=v{{major}}.{{minor}}.{{patch}}
             type=semver,pattern=v{{major}}.{{minor}}
             type=semver,pattern=v{{major}},enable=${{ !startsWith(github.ref, 'refs/tags/v0.') }}
             type=raw,value=latest,enable=${{ github.ref == format('refs/heads/{0}', github.event.repository.default_branch) }}
 
-      - uses: docker/setup-qemu-action@v1
-      - uses: docker/setup-buildx-action@v1
+      - uses: docker/setup-qemu-action@v2
+      - uses: docker/setup-buildx-action@v2
 
-      - uses: docker/login-action@v1
+      - uses: docker/login-action@v2
         with:
           username: qmcgaw
           password: ${{ secrets.DOCKERHUB_PASSWORD }}
@@ -123,7 +128,7 @@ jobs:
         run: echo "::set-output name=value::$(git rev-parse --short HEAD)"
 
       - name: Build and push final image
-        uses: docker/build-push-action@v2.10.0
+        uses: docker/build-push-action@v3.2.0
         with:
           platforms: linux/amd64,linux/386,linux/arm64,linux/arm/v6,linux/arm/v7,linux/ppc64le
           labels: ${{ steps.meta.outputs.labels }}

.github/workflows/codeql.yml

@@ -1,25 +0,0 @@
-name: "CodeQL"
-
-on:
-  push:
-    branches: [ master ]
-  pull_request:
-    # The branches below must be a subset of the branches above
-    branches: [ master ]
-  schedule:
-    - cron: '44 9 * * 0'
-
-jobs:
-  analyze:
-    runs-on: ubuntu-latest
-    permissions:
-      actions: read
-      contents: read
-      security-events: write
-    steps:
-    - uses: actions/checkout@v3
-    - uses: github/codeql-action/init@v2
-      with:
-        languages: go
-    - uses: github/codeql-action/autobuild@v2
-    - uses: github/codeql-action/analyze@v2

.github/workflows/dependabot.yml

@@ -1,37 +0,0 @@
-name: Dependabot
-on:
-  pull_request:
-    branches:
-      - master
-    paths:
-      - .github/workflows/dependabot.yml
-      - cmd/**
-      - internal/**
-      - pkg/**
-      - .dockerignore
-      - .golangci.yml
-      - Dockerfile
-      - go.mod
-      - go.sum
-
-jobs:
-  verify:
-    if: ${{ github.actor == 'dependabot[bot]' }}
-    runs-on: ubuntu-latest
-    env:
-      DOCKER_BUILDKIT: "1"
-    steps:
-      - uses: actions/checkout@v3
-
-      - name: Build test image
-        run: docker build --target test -t test-container .
-
-      - name: Run tests in test container
-        run: |
-          touch coverage.txt
-          docker run --rm \
-          -v "$(pwd)/coverage.txt:/tmp/gobuild/coverage.txt" \
-          test-container
-
-      - name: Build final image
-        run: docker build -t final-image .

.github/workflows/dockerhub-description.yml

@@ -1,18 +1,22 @@
 name: Docker Hub description
 on:
   push:
-    branches: [master]
+    branches:
+      - master
     paths:
       - README.md
       - .github/workflows/dockerhub-description.yml
 jobs:
-  dockerHubDescription:
+  docker-hub-description:
+    if: github.repository == 'qdm12/gluetun'
     runs-on: ubuntu-latest
+    permissions:
+      actions: read
+      contents: read
     steps:
-      - name: Checkout
-        uses: actions/checkout@v3
-      - name: Docker Hub Description
-        uses: peter-evans/dockerhub-description@v3
+      - uses: actions/checkout@v3
+
+      - uses: peter-evans/dockerhub-description@v3
         with:
           username: qmcgaw
           password: ${{ secrets.DOCKERHUB_PASSWORD }}

.github/workflows/fork.yml

@@ -1,40 +0,0 @@
-name: Fork
-on:
-  pull_request:
-    branches:
-      - master
-    paths:
-      - .github/workflows/fork.yml
-      - cmd/**
-      - internal/**
-      - pkg/**
-      - .dockerignore
-      - .golangci.yml
-      - Dockerfile
-      - go.mod
-      - go.sum
-
-jobs:
-  verify:
-    if: github.event.pull_request.head.repo.full_name != github.repository && github.actor != 'dependabot[bot]'
-    runs-on: ubuntu-latest
-    env:
-      DOCKER_BUILDKIT: "1"
-    steps:
-      - uses: actions/checkout@v3
-
-      - name: Linting
-        run: docker build --target lint .
-
-      - name: Build test image
-        run: docker build --target test -t test-container .
-
-      - name: Run tests in test container
-        run: |
-          touch coverage.txt
-          docker run --rm \
-          -v "$(pwd)/coverage.txt:/tmp/gobuild/coverage.txt" \
-          test-container
-
-      - name: Build final image
-        run: docker build -t final-image .

.github/workflows/labels.yml

@@ -7,9 +7,11 @@ on:
       - .github/workflows/labels.yml
 jobs:
   labeler:
+    permissions:
+      issues: write
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
-      - uses: crazy-max/ghaction-github-labeler@v3
+      - uses: crazy-max/ghaction-github-labeler@v4
         with:
           yaml-file: .github/labels.yml

.golangci.yml

@@ -7,46 +7,34 @@ issues:
     - path: _test\.go
       linters:
         - dupl
-        - maligned
         - goerr113
         - containedctx
-    - path: internal/server/
+    - path: "internal\\/server\\/.+\\.go"
       linters:
         - dupl
-    - path: internal/configuration/
+    - path: "internal\\/configuration\\/settings\\/.+\\.go"
       linters:
         - dupl
-    - path: internal/constants/
-      linters:
-        - dupl
-    - text: "exported: exported var Err*"
-      linters:
-        - revive
-    - text: "mnd: Magic number: 0644*"
+    - text: "^mnd: Magic number: 0[0-9]{3}, in <argument> detected$"
+      source: "^.+= os\\.OpenFile\\(.+, .+, 0[0-9]{3}\\)"
       linters:
         - gomnd
-    - text: "mnd: Magic number: 0400*"
+    - text: "^mnd: Magic number: 0[0-9]{3}, in <argument> detected$"
+      source: "^.+= os\\.MkdirAll\\(.+, 0[0-9]{3}\\)"
       linters:
         - gomnd
-    - text: "variable 'mssFix' is only used in the if-statement*"
-      path: "openvpnconf.go"
-      linters:
-        - ifshort
-    - text: "variable 'auth' is only used in the if-statement*"
-      path: "openvpnconf.go"
-      linters:
-        - ifshort
     - linters:
         - lll
-      source: "^//go:generate "
+      source: "^//go:generate .+$"
+    - text: "returns interface \\(github\\.com\\/vishvananda\\/netlink\\.Link\\)"
+      linters:
+        - ireturn
 
 linters:
   enable:
     # - cyclop
     # - errorlint
-    # - ireturn
-    # - varnamelen
-    # - wrapcheck
+    - asasalint
     - asciicheck
     - bidichk
     - bodyclose
@@ -57,6 +45,7 @@ linters:
     - durationcheck
     - errchkjson
     - errname
+    - execinquery
     - exhaustive
     - exportloopref
     - forcetypeassert
@@ -76,8 +65,9 @@ linters:
     - goprintffuncname
     - gosec
     - grouper
-    - ifshort
     - importas
+    - interfacebloat
+    - ireturn
     - lll
     - maintidx
     - makezero
@@ -88,10 +78,11 @@ linters:
     - nilnil
     - noctx
     - nolintlint
+    - nosprintfhostport
     - prealloc
     - predeclared
-    - predeclared
     - promlinter
+    - reassign
     - revive
     - rowserrcheck
     - sqlclosecheck
@@ -100,6 +91,7 @@ linters:
     - tparallel
     - unconvert
     - unparam
+    - usestdlibvars
     - wastedassign
     - whitespace
 

.vscode/launch.json

@@ -0,0 +1,35 @@
+{
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "name": "Update a VPN provider servers data",
+            "type": "go",
+            "request": "launch",
+            "cwd": "${workspaceFolder}",
+            "program": "cmd/gluetun/main.go",
+            "args": [
+                "update",
+                "${input:updateMode}",
+                "-providers",
+                "${input:provider}"
+            ],
+        }
+    ],
+    "inputs": [
+        {
+            "id": "provider",
+            "type": "promptString",
+            "description": "Please enter a provider (or comma separated list of providers)",
+        },
+        {
+            "id": "updateMode",
+            "type": "pickString",
+            "description": "Update mode to use",
+            "options": [
+                "-maintainer",
+                "-enduser"
+            ],
+            "default": "-maintainer"
+        },
+    ]
+}

Dockerfile

@@ -1,18 +1,22 @@
-ARG ALPINE_VERSION=3.15
-ARG GO_ALPINE_VERSION=3.15
-ARG GO_VERSION=1.17
+ARG ALPINE_VERSION=3.16
+ARG GO_ALPINE_VERSION=3.16
+ARG GO_VERSION=1.19
 ARG XCPUTRANSLATE_VERSION=v0.6.0
-ARG GOLANGCI_LINT_VERSION=v1.44.2
+ARG GOLANGCI_LINT_VERSION=v1.49.0
+ARG MOCKGEN_VERSION=v1.6.0
 ARG BUILDPLATFORM=linux/amd64
 
 FROM --platform=${BUILDPLATFORM} qmcgaw/xcputranslate:${XCPUTRANSLATE_VERSION} AS xcputranslate
 FROM --platform=${BUILDPLATFORM} qmcgaw/binpot:golangci-lint-${GOLANGCI_LINT_VERSION} AS golangci-lint
+FROM --platform=${BUILDPLATFORM} qmcgaw/binpot:mockgen-${MOCKGEN_VERSION} AS mockgen
 
 FROM --platform=${BUILDPLATFORM} golang:${GO_VERSION}-alpine${GO_ALPINE_VERSION} AS base
 COPY --from=xcputranslate /xcputranslate /usr/local/bin/xcputranslate
-RUN apk --update add git g++
+# Note: findutils needed to have xargs support `-d` flag for mocks stage.
+RUN apk --update add git g++ findutils
 ENV CGO_ENABLED=0
 COPY --from=golangci-lint /bin /go/bin/golangci-lint
+COPY --from=mockgen /bin /go/bin/mockgen
 WORKDIR /tmp/gobuild
 COPY go.mod go.sum ./
 RUN go mod download
@@ -30,14 +34,17 @@ FROM --platform=${BUILDPLATFORM} base AS lint
 COPY .golangci.yml ./
 RUN golangci-lint run --timeout=10m
 
-FROM --platform=${BUILDPLATFORM} base AS tidy
+FROM --platform=${BUILDPLATFORM} base AS mocks
 RUN git init && \
     git config user.email ci@localhost && \
     git config user.name ci && \
-    git add -A && git commit -m ci && \
-    sed -i '/\/\/ indirect/d' go.mod && \
-    go mod tidy && \
-    git diff --exit-code -- go.mod
+    git config core.fileMode false && \
+    git add -A && \
+    git commit -m "snapshot" && \
+    grep -lr -E '^// Code generated by MockGen\. DO NOT EDIT\.$' . | xargs -r -d '\n' rm && \
+    go generate -run "mockgen" ./... && \
+    git diff --exit-code && \
+    rm -rf .git/
 
 FROM --platform=${BUILDPLATFORM} base AS build
 ARG TARGETPLATFORM
@@ -84,7 +91,6 @@ ENV VPN_SERVICE_PROVIDER=pia \
     OPENVPN_CIPHERS= \
     OPENVPN_AUTH= \
     OPENVPN_PROCESS_USER= \
-    OPENVPN_IPV6=off \
     OPENVPN_CUSTOM_CONFIG= \
     # Wireguard
     WIREGUARD_PRIVATE_KEY= \
@@ -104,16 +110,25 @@ ENV VPN_SERVICE_PROVIDER=pia \
     PRIVATE_INTERNET_ACCESS_VPN_PORT_FORWARDING=off \
     PRIVATE_INTERNET_ACCESS_VPN_PORT_FORWARDING_STATUS_FILE="/tmp/gluetun/forwarded_port" \
     # # Cyberghost only:
+    OPENVPN_CERT= \
+    OPENVPN_KEY= \
     OPENVPN_CLIENTCRT_SECRETFILE=/run/secrets/openvpn_clientcrt \
     OPENVPN_CLIENTKEY_SECRETFILE=/run/secrets/openvpn_clientkey \
+    # # VPNSecure only:
+    OPENVPN_ENCRYPTED_KEY= \
+    OPENVPN_ENCRYPTED_KEY_SECRETFILE=/run/secrets/openvpn_encrypted_key \
+    OPENVPN_KEY_PASSPHRASE= \
+    OPENVPN_KEY_PASSPHRASE_SECRETFILE=/run/secrets/openvpn_key_passphrase \
     # # Nordvpn only:
     SERVER_NUMBER= \
-    # # PIA and ProtonVPN only:
+    # # PIA only:
     SERVER_NAMES= \
     # # ProtonVPN only:
     FREE_ONLY= \
     # # Surfshark only:
     MULTIHOP_ONLY= \
+    # # VPN Secure only:
+    PREMIUM_ONLY= \
     # Firewall
     FIREWALL=on \
     FIREWALL_VPN_INPUT_PORTS= \
@@ -162,6 +177,7 @@ ENV VPN_SERVICE_PROVIDER=pia \
     HTTP_CONTROL_SERVER_ADDRESS=":8000" \
     # Server data updater
     UPDATER_PERIOD=0 \
+    UPDATER_MIN_RATIO=0.8 \
     UPDATER_VPN_SERVICE_PROVIDERS= \
     # Public IP
     PUBLICIP_FILE="/tmp/gluetun/ip" \

README.md

@@ -1,10 +1,6 @@
 # Gluetun VPN client
 
-*Lightweight swiss-knife-like VPN client to tunnel to Cyberghost, ExpressVPN, FastestVPN,
-HideMyAss, IPVanish, IVPN, Mullvad, NordVPN, Perfect Privacy, Privado, Private Internet Access, PrivateVPN,
-ProtonVPN, PureVPN, Surfshark, TorGuard, VPNUnlimited, VyprVPN, WeVPN and Windscribe VPN servers
-using Go, OpenVPN or Wireguard, iptables, DNS over TLS, ShadowSocks and an HTTP proxy*
-
+Lightweight swiss-knife-like VPN client to multiple VPN service providers
 
 ![Title image](https://raw.githubusercontent.com/qdm12/gluetun/master/title.svg)
 
@@ -52,6 +48,7 @@ using Go, OpenVPN or Wireguard, iptables, DNS over TLS, ShadowSocks and an HTTP
   - Sponsor me on [github.com/sponsors/qdm12](https://github.com/sponsors/qdm12)
   - Donate to [paypal.me/qmcgaw](https://www.paypal.me/qmcgaw)
   - Drop me [an email](mailto:quentin.mcgaw@gmail.com)
+- **Want to add a VPN provider?** check [Development](https://github.com/qdm12/gluetun/wiki/Development) and [Add a provider](https://github.com/qdm12/gluetun/wiki/Add-a-provider)
 - Video:
 
   [![Video Gif](https://i.imgur.com/CetWunc.gif)](https://youtu.be/0F6I03LQcI4)
@@ -60,12 +57,12 @@ using Go, OpenVPN or Wireguard, iptables, DNS over TLS, ShadowSocks and an HTTP
 
 ## Features
 
-- Based on Alpine 3.15 for a small Docker image of 29MB
-- Supports: **Cyberghost**, **ExpressVPN**, **FastestVPN**, **HideMyAss**, **IPVanish**, **IVPN**, **Mullvad**, **NordVPN**, **Perfect Privacy**, **Privado**, **Private Internet Access**, **PrivateVPN**, **ProtonVPN**, **PureVPN**,  **Surfshark**, **TorGuard**, **VPNUnlimited**, **Vyprvpn**, **WeVPN**, **Windscribe** servers
+- Based on Alpine 3.16 for a small Docker image of 29MB
+- Supports: **AirVPN**, **Cyberghost**, **ExpressVPN**, **FastestVPN**, **HideMyAss**, **IPVanish**, **IVPN**, **Mullvad**, **NordVPN**, **Perfect Privacy**, **Privado**, **Private Internet Access**, **PrivateVPN**, **ProtonVPN**, **PureVPN**,  **SlickVPN**, **Surfshark**, **TorGuard**, **VPNSecure.me**, **VPNUnlimited**, **Vyprvpn**, **WeVPN**, **Windscribe** servers
 - Supports OpenVPN for all providers listed
 - Supports Wireguard both kernelspace and userspace
-  - For **Mullvad**, **Ivpn** and **Windscribe**
-  - For **Torguard**, **VPN Unlimited** and **WeVPN** using [the custom provider](https://github.com/qdm12/gluetun/wiki/Custom-provider)
+  - For **Mullvad**, **Ivpn**, **Surfshark** and **Windscribe**
+  - For **ProtonVPN**, **PureVPN**, **Torguard**, **VPN Unlimited** and **WeVPN** using [the custom provider](https://github.com/qdm12/gluetun/wiki/Custom-provider)
   - For custom Wireguard configurations using [the custom provider](https://github.com/qdm12/gluetun/wiki/Custom-provider)
   - More in progress, see [#134](https://github.com/qdm12/gluetun/issues/134)
 - DNS over TLS baked in with service provider(s) of your choice

cmd/gluetun/main.go

@@ -16,10 +16,10 @@ import (
 	"github.com/qdm12/dns/pkg/unbound"
 	"github.com/qdm12/gluetun/internal/alpine"
 	"github.com/qdm12/gluetun/internal/cli"
-	"github.com/qdm12/gluetun/internal/configuration/sources"
+	"github.com/qdm12/gluetun/internal/configuration/settings"
 	"github.com/qdm12/gluetun/internal/configuration/sources/env"
 	"github.com/qdm12/gluetun/internal/configuration/sources/files"
-	"github.com/qdm12/gluetun/internal/configuration/sources/mux"
+	mux "github.com/qdm12/gluetun/internal/configuration/sources/merge"
 	"github.com/qdm12/gluetun/internal/configuration/sources/secrets"
 	"github.com/qdm12/gluetun/internal/constants"
 	"github.com/qdm12/gluetun/internal/dns"
@@ -29,15 +29,20 @@ import (
 	"github.com/qdm12/gluetun/internal/models"
 	"github.com/qdm12/gluetun/internal/netlink"
 	"github.com/qdm12/gluetun/internal/openvpn"
+	"github.com/qdm12/gluetun/internal/openvpn/extract"
 	"github.com/qdm12/gluetun/internal/portforward"
 	"github.com/qdm12/gluetun/internal/pprof"
+	"github.com/qdm12/gluetun/internal/provider"
 	"github.com/qdm12/gluetun/internal/publicip"
+	"github.com/qdm12/gluetun/internal/publicip/ipinfo"
 	"github.com/qdm12/gluetun/internal/routing"
 	"github.com/qdm12/gluetun/internal/server"
 	"github.com/qdm12/gluetun/internal/shadowsocks"
 	"github.com/qdm12/gluetun/internal/storage"
 	"github.com/qdm12/gluetun/internal/tun"
-	"github.com/qdm12/gluetun/internal/updater"
+	updater "github.com/qdm12/gluetun/internal/updater/loop"
+	"github.com/qdm12/gluetun/internal/updater/resolver"
+	"github.com/qdm12/gluetun/internal/updater/unzip"
 	"github.com/qdm12/gluetun/internal/vpn"
 	"github.com/qdm12/golibs/command"
 	"github.com/qdm12/goshutdown"
@@ -103,11 +108,15 @@ func main() {
 	const shutdownGracePeriod = 5 * time.Second
 	timer := time.NewTimer(shutdownGracePeriod)
 	select {
-	case <-errorCh:
+	case err := <-errorCh:
 		if !timer.Stop() {
 			<-timer.C
 		}
-		logger.Info("Shutdown successful")
+		if err == nil {
+			logger.Info("Shutdown successful")
+			os.Exit(0)
+		}
+		logger.Warnf("Shutdown not completed gracefully: %s", err)
 	case <-timer.C:
 		logger.Warn("Shutdown timed out")
 	case signal := <-signalCh:
@@ -123,9 +132,9 @@ var (
 
 //nolint:gocognit,gocyclo,maintidx
 func _main(ctx context.Context, buildInfo models.BuildInformation,
-	args []string, logger log.LoggerInterface, source sources.Source,
-	tun tun.Interface, netLinker netlink.NetLinker, cmder command.RunStarter,
-	cli cli.CLIer) error {
+	args []string, logger log.LoggerInterface, source Source,
+	tun Tun, netLinker netLinker, cmder command.RunStarter,
+	cli clier) error {
 	if len(args) > 1 { // cli operation
 		switch args[1] {
 		case "healthcheck":
@@ -133,7 +142,7 @@ func _main(ctx context.Context, buildInfo models.BuildInformation,
 		case "clientkey":
 			return cli.ClientKey(args[2:])
 		case "openvpnconfig":
-			return cli.OpenvpnConfig(logger, source)
+			return cli.OpenvpnConfig(logger, source, netLinker)
 		case "update":
 			return cli.Update(ctx, args[2:], logger)
 		case "format-servers":
@@ -215,9 +224,7 @@ func _main(ctx context.Context, buildInfo models.BuildInformation,
 		return err
 	}
 
-	allServers := storage.GetServers()
-
-	err = allSettings.Validate(allServers)
+	err = allSettings.Validate(storage)
 	if err != nil {
 		return err
 	}
@@ -281,6 +288,17 @@ func _main(ctx context.Context, buildInfo models.BuildInformation,
 		return err
 	}
 
+	ipv6Supported, err := netLinker.IsIPv6Supported()
+	if err != nil {
+		return fmt.Errorf("checking for IPv6 support: %w", err)
+	}
+
+	if ipv6Supported {
+		logger.Info("IPv6 is supported")
+	} else {
+		logger.Info("IPv6 is not supported")
+	}
+
 	if err := routingConf.Setup(); err != nil {
 		if strings.Contains(err.Error(), "operation not permitted") {
 			logger.Warn("💡 Tip: Are you passing NET_ADMIN capability to gluetun?")
@@ -344,7 +362,7 @@ func _main(ctx context.Context, buildInfo models.BuildInformation,
 
 	portForwardLogger := logger.New(log.SetComponent("port forwarding"))
 	portForwardLooper := portforward.NewLoop(allSettings.VPN.Provider.PortForwarding,
-		httpClient, firewallConf, portForwardLogger)
+		httpClient, firewallConf, portForwardLogger, puid, pgid)
 	portForwardHandler, portForwardCtx, portForwardDone := goshutdown.NewGoRoutineHandler(
 		"port forwarding", goroutine.OptionTimeout(time.Second))
 	go portForwardLooper.Run(portForwardCtx, portForwardDone)
@@ -363,7 +381,8 @@ func _main(ctx context.Context, buildInfo models.BuildInformation,
 	go unboundLooper.RunRestartTicker(dnsTickerCtx, dnsTickerDone)
 	controlGroupHandler.Add(dnsTickerHandler)
 
-	publicIPLooper := publicip.NewLoop(httpClient,
+	ipFetcher := ipinfo.New(httpClient)
+	publicIPLooper := publicip.NewLoop(ipFetcher,
 		logger.New(log.SetComponent("ip getter")),
 		allSettings.PublicIP, puid, pgid)
 	pubIPHandler, pubIPCtx, pubIPDone := goshutdown.NewGoRoutineHandler(
@@ -376,18 +395,25 @@ func _main(ctx context.Context, buildInfo models.BuildInformation,
 	go publicIPLooper.RunRestartTicker(pubIPTickerCtx, pubIPTickerDone)
 	tickersGroupHandler.Add(pubIPTickerHandler)
 
+	updaterLogger := logger.New(log.SetComponent("updater"))
+
+	unzipper := unzip.New(httpClient)
+	parallelResolver := resolver.NewParallelResolver(allSettings.Updater.DNSAddress)
+	openvpnFileExtractor := extract.New()
+	providers := provider.NewProviders(storage, time.Now, updaterLogger,
+		httpClient, unzipper, parallelResolver, ipFetcher, openvpnFileExtractor)
+
 	vpnLogger := logger.New(log.SetComponent("vpn"))
-	vpnLooper := vpn.NewLoop(allSettings.VPN, allSettings.Firewall.VPNInputPorts,
-		allServers, ovpnConf, netLinker, firewallConf, routingConf, portForwardLooper,
+	vpnLooper := vpn.NewLoop(allSettings.VPN, ipv6Supported, allSettings.Firewall.VPNInputPorts,
+		providers, storage, ovpnConf, netLinker, firewallConf, routingConf, portForwardLooper,
 		cmder, publicIPLooper, unboundLooper, vpnLogger, httpClient,
 		buildInfo, *allSettings.Version.Enabled)
 	vpnHandler, vpnCtx, vpnDone := goshutdown.NewGoRoutineHandler(
 		"vpn", goroutine.OptionTimeout(time.Second))
 	go vpnLooper.Run(vpnCtx, vpnDone)
 
-	updaterLooper := updater.NewLooper(allSettings.Updater,
-		allServers, storage, vpnLooper.SetServers, httpClient,
-		logger.New(log.SetComponent("updater")))
+	updaterLooper := updater.NewLoop(allSettings.Updater,
+		providers, storage, httpClient, updaterLogger)
 	updaterHandler, updaterCtx, updaterDone := goshutdown.NewGoRoutineHandler(
 		"updater", goroutine.OptionTimeout(defaultShutdownTimeout))
 	// wait for updaterLooper.Restart() or its ticket launched with RunRestartTicker
@@ -407,7 +433,7 @@ func _main(ctx context.Context, buildInfo models.BuildInformation,
 	go httpProxyLooper.Run(httpProxyCtx, httpProxyDone)
 	otherGroupHandler.Add(httpProxyHandler)
 
-	shadowsocksLooper := shadowsocks.NewLooper(allSettings.Shadowsocks,
+	shadowsocksLooper := shadowsocks.NewLoop(allSettings.Shadowsocks,
 		logger.New(log.SetComponent("shadowsocks")))
 	shadowsocksHandler, shadowsocksCtx, shadowsocksDone := goshutdown.NewGoRoutineHandler(
 		"shadowsocks proxy", goroutine.OptionTimeout(defaultShutdownTimeout))
@@ -420,7 +446,7 @@ func _main(ctx context.Context, buildInfo models.BuildInformation,
 		"http server", goroutine.OptionTimeout(defaultShutdownTimeout))
 	httpServer, err := server.New(httpServerCtx, controlServerAddress, controlServerLogging,
 		logger.New(log.SetComponent("http server")),
-		buildInfo, vpnLooper, portForwardLooper, unboundLooper, updaterLooper, publicIPLooper)
+		buildInfo, vpnLooper, portForwardLooper, unboundLooper, updaterLooper, publicIPLooper, storage)
 	if err != nil {
 		return fmt.Errorf("cannot setup control server: %w", err)
 	}
@@ -476,3 +502,61 @@ func printVersions(ctx context.Context, logger infoer,
 
 	return nil
 }
+
+type netLinker interface {
+	Addresser
+	Router
+	Ruler
+	Linker
+	IsWireguardSupported() (ok bool, err error)
+	IsIPv6Supported() (ok bool, err error)
+}
+
+type Addresser interface {
+	AddrList(link netlink.Link, family int) (
+		addresses []netlink.Addr, err error)
+	AddrAdd(link netlink.Link, addr *netlink.Addr) error
+}
+
+type Router interface {
+	RouteList(link netlink.Link, family int) (
+		routes []netlink.Route, err error)
+	RouteAdd(route *netlink.Route) error
+	RouteDel(route *netlink.Route) error
+	RouteReplace(route *netlink.Route) error
+}
+
+type Ruler interface {
+	RuleList(family int) (rules []netlink.Rule, err error)
+	RuleAdd(rule *netlink.Rule) error
+	RuleDel(rule *netlink.Rule) error
+}
+
+type Linker interface {
+	LinkList() (links []netlink.Link, err error)
+	LinkByName(name string) (link netlink.Link, err error)
+	LinkByIndex(index int) (link netlink.Link, err error)
+	LinkAdd(link netlink.Link) (err error)
+	LinkDel(link netlink.Link) (err error)
+	LinkSetUp(link netlink.Link) (err error)
+	LinkSetDown(link netlink.Link) (err error)
+}
+
+type clier interface {
+	ClientKey(args []string) error
+	FormatServers(args []string) error
+	OpenvpnConfig(logger cli.OpenvpnConfigLogger, source cli.Source, ipv6Checker cli.IPv6Checker) error
+	HealthCheck(ctx context.Context, source cli.Source, warner cli.Warner) error
+	Update(ctx context.Context, args []string, logger cli.UpdaterLogger) error
+}
+
+type Tun interface {
+	Check(tunDevice string) error
+	Create(tunDevice string) error
+}
+
+type Source interface {
+	Read() (settings settings.Settings, err error)
+	ReadHealth() (health settings.Health, err error)
+	String() string
+}

go.mod

@@ -1,9 +1,9 @@
 module github.com/qdm12/gluetun
 
-go 1.17
+go 1.19
 
 require (
-	github.com/breml/rootcerts v0.2.3
+	github.com/breml/rootcerts v0.2.8
 	github.com/fatih/color v1.13.0
 	github.com/golang/mock v1.6.0
 	github.com/qdm12/dns v1.11.0
@@ -15,30 +15,34 @@ require (
 	github.com/qdm12/log v0.1.0
 	github.com/qdm12/ss-server v0.4.0
 	github.com/qdm12/updated v0.0.0-20210603204757-205acfe6937e
-	github.com/stretchr/testify v1.7.1
+	github.com/stretchr/testify v1.8.1
 	github.com/vishvananda/netlink v1.1.1-0.20211129163951-9ada19101fc5
-	golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c
-	golang.zx2c4.com/wireguard v0.0.0-20210805125648-3957e9b9dd19
-	golang.zx2c4.com/wireguard/wgctrl v0.0.0-20210803171230-4253848d036c
+	golang.org/x/net v0.0.0-20220418201149-a630d4f3e7a2
+	golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f
+	golang.org/x/text v0.4.0
+	golang.zx2c4.com/wireguard v0.0.0-20220703234212-c31a7b1ab478
+	golang.zx2c4.com/wireguard/wgctrl v0.0.0-20220504211119-3d4a969bb56b
 	inet.af/netaddr v0.0.0-20210718074554-06ca8145d722
 )
 
 require (
 	github.com/davecgh/go-spew v1.1.1 // indirect
-	github.com/google/go-cmp v0.5.5 // indirect
-	github.com/josharian/native v0.0.0-20200817173448-b6b71def0850 // indirect
+	github.com/google/go-cmp v0.5.7 // indirect
+	github.com/josharian/native v1.0.0 // indirect
 	github.com/mattn/go-colorable v0.1.9 // indirect
 	github.com/mattn/go-isatty v0.0.14 // indirect
-	github.com/mdlayher/genetlink v1.0.0 // indirect
-	github.com/mdlayher/netlink v1.4.0 // indirect
+	github.com/mdlayher/genetlink v1.2.0 // indirect
+	github.com/mdlayher/netlink v1.6.0 // indirect
+	github.com/mdlayher/socket v0.2.3 // indirect
 	github.com/miekg/dns v1.1.40 // indirect
 	github.com/mr-tron/base58 v1.2.0 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/riobard/go-bloom v0.0.0-20200614022211-cdc8013cb5b3 // indirect
 	github.com/vishvananda/netns v0.0.0-20200728191858-db3c7e526aae // indirect
 	go4.org/intern v0.0.0-20210108033219-3eb7198706b2 // indirect
-	go4.org/unsafe/assume-no-moving-gc v0.0.0-20201222180813-1025295fd063 // indirect
-	golang.org/x/crypto v0.0.0-20210711020723-a769d52b0f97 // indirect
-	golang.org/x/net v0.0.0-20210504132125-bbd867fde50d // indirect
-	gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c // indirect
+	go4.org/unsafe/assume-no-moving-gc v0.0.0-20220617031537-928513b29760 // indirect
+	golang.org/x/crypto v0.0.0-20220411220226-7b82a4e95df4 // indirect
+	golang.org/x/sync v0.0.0-20210220032951-036812b2e83c // indirect
+	golang.zx2c4.com/wintun v0.0.0-20211104114900-415007cec224 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
 )

go.sum

@@ -4,8 +4,8 @@ github.com/alcortesm/tgz v0.0.0-20161220082320-9c5fe88206d7/go.mod h1:6zEj6s6u/g
 github.com/anmitsu/go-shlex v0.0.0-20161002113705-648efa622239/go.mod h1:2FmKhYUyUczH0OGQWaF5ceTx0UBShxjsH6f8oGKYe2c=
 github.com/armon/go-socks5 v0.0.0-20160902184237-e75332964ef5/go.mod h1:wHh0iHkYZB8zMSxRWpUBQtwG5a7fFgvEO+odwuTv2gs=
 github.com/asaskevich/govalidator v0.0.0-20180720115003-f9ffefc3facf/go.mod h1:lB+ZfQJz7igIIfQNfa7Ml4HSf2uFQQRzpGGRXenZAgY=
-github.com/breml/rootcerts v0.2.3 h1:1vkYjKOiHVSyuz9Ue4AOrViEvUm8gk8phTg0vbcuU0A=
-github.com/breml/rootcerts v0.2.3/go.mod h1:24FDtzYMpqIeYC7QzaE8VPRQaFZU5TIUDlyk8qwjD88=
+github.com/breml/rootcerts v0.2.8 h1:hNPyNa+MghU9ZKqWy+MYxvouNqE70jvOBIa5v70z/P8=
+github.com/breml/rootcerts v0.2.8/go.mod h1:24FDtzYMpqIeYC7QzaE8VPRQaFZU5TIUDlyk8qwjD88=
 github.com/creack/pty v1.1.7/go.mod h1:lj5s0c3V2DBrqTV7llrYr5NG6My20zk30Fl46Y7DoTY=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
@@ -36,28 +36,16 @@ github.com/golang/mock v1.5.0/go.mod h1:CWnOUgYIOo4TcNZ0wHX3YZCqsaM1I1Jvs6v3mP3K
 github.com/golang/mock v1.6.0 h1:ErTB+efbowRARo13NNdxyJji2egdxLGQhRaY+DUumQc=
 github.com/golang/mock v1.6.0/go.mod h1:p6yTPP+5HYm5mzsMV8JkE6ZKdX+/wYM6Hr+LicevLPs=
 github.com/gomodule/redigo v2.0.0+incompatible/go.mod h1:B4C85qUVwatsJoIUNIfCRsp7qO0iAmpGFZ4EELWSbC4=
-github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M=
 github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
-github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
-github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
-github.com/google/go-cmp v0.5.2/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
-github.com/google/go-cmp v0.5.4/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
-github.com/google/go-cmp v0.5.5 h1:Khx7svrCpmxxtHBq5j2mp/xVjsi8hQMfNLvJFAlrGgU=
-github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
+github.com/google/go-cmp v0.5.6/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
+github.com/google/go-cmp v0.5.7 h1:81/ik6ipDQS2aGcBfIN5dHDB36BwrStyeAQquSYCV4o=
+github.com/google/go-cmp v0.5.7/go.mod h1:n+brtR0CgQNWTVd5ZUFpTBC8YFBDLK/h/bpaJ8/DtOE=
 github.com/google/uuid v1.0.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/gotify/go-api-client/v2 v2.0.4/go.mod h1:VKiah/UK20bXsr0JObE1eBVLW44zbBouzjuri9iwjFU=
 github.com/jbenet/go-context v0.0.0-20150711004518-d14ea06fba99/go.mod h1:1lJo3i6rXxKeerYnT8Nvf0QmHCRC1n8sfWVwXF2Frvo=
 github.com/jessevdk/go-flags v1.4.0/go.mod h1:4FA24M0QyGHXBuZZK/XkWh8h0e1EYbRYJSGM75WSRxI=
-github.com/josharian/native v0.0.0-20200817173448-b6b71def0850 h1:uhL5Gw7BINiiPAo24A2sxkcDI0Jt/sqp1v5xQCniEFA=
-github.com/josharian/native v0.0.0-20200817173448-b6b71def0850/go.mod h1:7X/raswPFr05uY3HiLlYeyQntB6OO7E/d2Cu7qoaN2w=
-github.com/jsimonetti/rtnetlink v0.0.0-20190606172950-9527aa82566a/go.mod h1:Oz+70psSo5OFh8DBl0Zv2ACw7Esh6pPUphlvZG9x7uw=
-github.com/jsimonetti/rtnetlink v0.0.0-20200117123717-f846d4f6c1f4/go.mod h1:WGuG/smIU4J/54PblvSbh+xvCZmpJnFgr3ds6Z55XMQ=
-github.com/jsimonetti/rtnetlink v0.0.0-20201009170750-9c6f07d100c1/go.mod h1:hqoO/u39cqLeBLebZ8fWdE96O7FxrAsRYhnVOdgHxok=
-github.com/jsimonetti/rtnetlink v0.0.0-20201216134343-bde56ed16391/go.mod h1:cR77jAZG3Y3bsb8hF6fHJbFoyFukLFOkQ98S0pQz3xw=
-github.com/jsimonetti/rtnetlink v0.0.0-20201220180245-69540ac93943/go.mod h1:z4c53zj6Eex712ROyh8WI0ihysb5j2ROyV42iNogmAs=
-github.com/jsimonetti/rtnetlink v0.0.0-20210122163228-8d122574c736/go.mod h1:ZXpIyOK59ZnN7J0BV99cZUPmsqDRZ3eq5X+st7u/oSA=
-github.com/jsimonetti/rtnetlink v0.0.0-20210212075122-66c871082f2b h1:c3NTyLNozICy8B4mlMXemD3z/gXgQzVXZS/HqT+i3do=
-github.com/jsimonetti/rtnetlink v0.0.0-20210212075122-66c871082f2b/go.mod h1:8w9Rh8m+aHZIG69YPGGem1i5VzoyRC8nw2kA8B+ik5U=
+github.com/josharian/native v1.0.0 h1:Ts/E8zCSEsG17dUqv7joXJFybuMLjQfWE04tsBODTxk=
+github.com/josharian/native v1.0.0/go.mod h1:7X/raswPFr05uY3HiLlYeyQntB6OO7E/d2Cu7qoaN2w=
 github.com/kevinburke/ssh_config v0.0.0-20190725054713-01f96b0aa0cd/go.mod h1:CT57kijsi8u/K/BOFA39wgDQJ9CxiF4nAY/ojJ6r6mM=
 github.com/kr/pretty v0.1.0 h1:L/CwN0zerZDmRFUapSPitk6f+Q3+0za1rQkzVuMiMFI=
 github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
@@ -73,24 +61,16 @@ github.com/mattn/go-colorable v0.1.9/go.mod h1:u6P/XSegPjTcexA+o6vUJrdnUu04hMope
 github.com/mattn/go-isatty v0.0.12/go.mod h1:cbi8OIDigv2wuxKPP5vlRcQ1OAZbq2CE4Kysco4FUpU=
 github.com/mattn/go-isatty v0.0.14 h1:yVuAays6BHfxijgZPzw+3Zlu5yQgKGP2/hcQbHb7S9Y=
 github.com/mattn/go-isatty v0.0.14/go.mod h1:7GGIvUiUoEMVVmxf/4nioHXj79iQHKdU27kJ6hsGG94=
-github.com/mdlayher/ethtool v0.0.0-20210210192532-2b88debcdd43 h1:WgyLFv10Ov49JAQI/ZLUkCZ7VJS3r74hwFIGXJsgZlY=
-github.com/mdlayher/ethtool v0.0.0-20210210192532-2b88debcdd43/go.mod h1:+t7E0lkKfbBsebllff1xdTmyJt8lH37niI6kwFk9OTo=
-github.com/mdlayher/genetlink v1.0.0 h1:OoHN1OdyEIkScEmRgxLEe2M9U8ClMytqA5niynLtfj0=
-github.com/mdlayher/genetlink v1.0.0/go.mod h1:0rJ0h4itni50A86M2kHcgS85ttZazNt7a8H2a2cw0Gc=
-github.com/mdlayher/netlink v0.0.0-20190409211403-11939a169225/go.mod h1:eQB3mZE4aiYnlUsyGGCOpPETfdQq4Jhsgf1fk3cwQaA=
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@@ -127,12 +107,16 @@ github.com/sergi/go-diff v1.0.0/go.mod h1:0CfEIISq7TuYL3j771MWULgwwjU+GofnZX9QAm
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 golang.org/x/sys v0.0.0-20210330210617-4fbd30eecc44/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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 golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20210503173754-0981d6026fa6/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c h1:F1jZWGFhYfh0Ci55sIpILtKKK8p3i2/krTr0H1rg74I=
 golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/term v0.0.0-20201117132131-f5c789dd3221/go.mod h1:Nr5EML6q2oocZ2LXRh80K7BxOlk5/8JxuGnuhpl+muw=
+golang.org/x/sys v0.0.0-20210927094055-39ccf1dd6fa6/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20211216021012-1d35b9e2eb4e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20220128215802-99c3d69c2c27/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f h1:v4INt8xihDGvnrfjMDVXGxw9wrfxYyCjk0KbXjhR55s=
+golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
+golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
+golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
+golang.org/x/text v0.4.0 h1:BrVqGRd7+k1DiOgtnFvAkoQEWQvBc25ouMJM6429SFg=
+golang.org/x/text v0.4.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20190729092621-ff9f1409240a/go.mod h1:jcCCGcm9btYwXyDqrUWc6MKQKKGJCWEQ3AfLSRIbEuI=
 golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
@@ -233,11 +201,12 @@ golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8T
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 h1:go1bK/D/BFZV2I8cIQd1NKEZ+0owSTG1fDTci4IqFcE=
 golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
-golang.zx2c4.com/wireguard v0.0.0-20210427022245-097af6e1351b/go.mod h1:a057zjmoc00UN7gVkaJt2sXVK523kMJcogDTEvPIasg=
-golang.zx2c4.com/wireguard v0.0.0-20210805125648-3957e9b9dd19 h1:ab2jcw2W91Rz07eHAb8Lic7sFQKO0NhBftjv6m/gL/0=
-golang.zx2c4.com/wireguard v0.0.0-20210805125648-3957e9b9dd19/go.mod h1:laHzsbfMhGSobUmruXWAyMKKHSqvIcrqZJMyHD+/3O8=
-golang.zx2c4.com/wireguard/wgctrl v0.0.0-20210803171230-4253848d036c h1:ADNrRDI5NR23/TUCnEmlLZLt4u9DnZ2nwRkPrAcFvto=
-golang.zx2c4.com/wireguard/wgctrl v0.0.0-20210803171230-4253848d036c/go.mod h1:+1XihzyZUBJcSc5WO9SwNA7v26puQwOEDwanaxfNXPQ=
+golang.zx2c4.com/wintun v0.0.0-20211104114900-415007cec224 h1:Ug9qvr1myri/zFN6xL17LSCBGFDnphBBhzmILHsM5TY=
+golang.zx2c4.com/wintun v0.0.0-20211104114900-415007cec224/go.mod h1:deeaetjYA+DHMHg+sMSMI58GrEteJUUzzw7en6TJQcI=
+golang.zx2c4.com/wireguard v0.0.0-20220703234212-c31a7b1ab478 h1:vDy//hdR+GnROE3OdYbQKt9rdtNdHkDtONvpRwmls/0=
+golang.zx2c4.com/wireguard v0.0.0-20220703234212-c31a7b1ab478/go.mod h1:bVQfyl2sCM/QIIGHpWbFGfHPuDvqnCNkT6MQLTCjO/U=
+golang.zx2c4.com/wireguard/wgctrl v0.0.0-20220504211119-3d4a969bb56b h1:9JncmKXcUwE918my+H6xmjBdhK2jM/UTUNXxhRG1BAk=
+golang.zx2c4.com/wireguard/wgctrl v0.0.0-20220504211119-3d4a969bb56b/go.mod h1:yp4gl6zOlnDGOZeWeDfMwQcsdOIQnMdhuPx9mwwWBL4=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 h1:qIbj1fsPNlZgppZ+VLlY7N33q108Sa+fhmuc+sWQYwY=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
@@ -247,8 +216,9 @@ gopkg.in/src-d/go-git.v4 v4.13.1/go.mod h1:nx5NYcxdKxq5fpltdHnPa2Exj4Sx0EclMWZQb
 gopkg.in/warnings.v0 v0.1.2/go.mod h1:jksf8JmL6Qr/oQM2OXTHunEvvTAsrWBLb6OOjuVWRNI=
 gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
-gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 inet.af/netaddr v0.0.0-20210511181906-37180328850c/go.mod h1:z0nx+Dh+7N7CC8V5ayHtHGpZpxLQZZxkIaaz6HN65Ls=
 inet.af/netaddr v0.0.0-20210718074554-06ca8145d722 h1:Qws2rZnQudC58cIagVucPQDLmMi3kAXgxscsgD0v6DU=
 inet.af/netaddr v0.0.0-20210718074554-06ca8145d722/go.mod h1:z0nx+Dh+7N7CC8V5ayHtHGpZpxLQZZxkIaaz6HN65Ls=

internal/alpine/alpine.go

@@ -1,17 +1,9 @@
-// Package alpine defines a configurator to interact with the Alpine operating system.
 package alpine
 
 import (
 	"os/user"
 )
 
-var _ Alpiner = (*Alpine)(nil)
-
-type Alpiner interface {
-	UserCreater
-	VersionGetter
-}
-
 type Alpine struct {
 	alpineReleasePath string
 	passwdPath        string

internal/alpine/users.go

@@ -12,10 +12,6 @@ var (
 	ErrUserAlreadyExists = errors.New("user already exists")
 )
 
-type UserCreater interface {
-	CreateUser(username string, uid int) (createdUsername string, err error)
-}
-
 // CreateUser creates a user in Alpine with the given UID.
 func (a *Alpine) CreateUser(username string, uid int) (createdUsername string, err error) {
 	UIDStr := strconv.Itoa(uid)

internal/alpine/version.go

@@ -7,10 +7,6 @@ import (
 	"strings"
 )
 
-type VersionGetter interface {
-	Version(ctx context.Context) (version string, err error)
-}
-
 func (a *Alpine) Version(ctx context.Context) (version string, err error) {
 	file, err := os.OpenFile(a.alpineReleasePath, os.O_RDONLY, 0)
 	if err != nil {

internal/cli/cli.go

@@ -1,16 +1,5 @@
-// Package cli defines an interface CLI to run command line operations.
 package cli
 
-var _ CLIer = (*CLI)(nil)
-
-type CLIer interface {
-	ClientKeyFormatter
-	HealthChecker
-	OpenvpnConfigMaker
-	Updater
-	ServersFormatter
-}
-
 type CLI struct {
 	repoServersPath string
 }

internal/cli/clientkey.go

@@ -10,10 +10,6 @@ import (
 	"github.com/qdm12/gluetun/internal/configuration/sources/files"
 )
 
-type ClientKeyFormatter interface {
-	ClientKey(args []string) error
-}
-
 func (c *CLI) ClientKey(args []string) error {
 	flagSet := flag.NewFlagSet("clientkey", flag.ExitOnError)
 	filepath := flagSet.String("path", files.OpenVPNClientKeyPath, "file path to the client.key file")

internal/cli/formatservers.go

@@ -6,49 +6,44 @@ import (
 	"fmt"
 	"os"
 	"path/filepath"
+	"strings"
 
 	"github.com/qdm12/gluetun/internal/constants"
 	"github.com/qdm12/gluetun/internal/constants/providers"
 	"github.com/qdm12/gluetun/internal/storage"
+	"golang.org/x/text/cases"
+	"golang.org/x/text/language"
 )
 
-type ServersFormatter interface {
-	FormatServers(args []string) error
-}
-
 var (
-	ErrFormatNotRecognized = errors.New("format is not recognized")
-	ErrProviderUnspecified = errors.New("VPN provider to format was not specified")
+	ErrFormatNotRecognized       = errors.New("format is not recognized")
+	ErrProviderUnspecified       = errors.New("VPN provider to format was not specified")
+	ErrMultipleProvidersToFormat = errors.New("more than one VPN provider to format were specified")
 )
 
+func addProviderFlag(flagSet *flag.FlagSet, providerToFormat map[string]*bool,
+	provider string, titleCaser cases.Caser) {
+	boolPtr, ok := providerToFormat[provider]
+	if !ok {
+		panic(fmt.Sprintf("unknown provider in format map: %s", provider))
+	}
+	flagSet.BoolVar(boolPtr, provider, false, "Format "+titleCaser.String(provider)+" servers")
+}
+
 func (c *CLI) FormatServers(args []string) error {
 	var format, output string
-	var cyberghost, expressvpn, fastestvpn, hideMyAss, ipvanish, ivpn, mullvad,
-		nordvpn, perfectPrivacy, pia, privado, privatevpn, protonvpn, purevpn, surfshark,
-		torguard, vpnUnlimited, vyprvpn, wevpn, windscribe bool
+	allProviders := providers.All()
+	providersToFormat := make(map[string]*bool, len(allProviders))
+	for _, provider := range allProviders {
+		providersToFormat[provider] = new(bool)
+	}
 	flagSet := flag.NewFlagSet("markdown", flag.ExitOnError)
 	flagSet.StringVar(&format, "format", "markdown", "Format to use which can be: 'markdown'")
 	flagSet.StringVar(&output, "output", "/dev/stdout", "Output file to write the formatted data to")
-	flagSet.BoolVar(&cyberghost, providers.Cyberghost, false, "Format Cyberghost servers")
-	flagSet.BoolVar(&expressvpn, providers.Expressvpn, false, "Format ExpressVPN servers")
-	flagSet.BoolVar(&fastestvpn, providers.Fastestvpn, false, "Format FastestVPN servers")
-	flagSet.BoolVar(&hideMyAss, providers.HideMyAss, false, "Format HideMyAss servers")
-	flagSet.BoolVar(&ipvanish, providers.Ipvanish, false, "Format IpVanish servers")
-	flagSet.BoolVar(&ivpn, providers.Ivpn, false, "Format IVPN servers")
-	flagSet.BoolVar(&mullvad, providers.Mullvad, false, "Format Mullvad servers")
-	flagSet.BoolVar(&nordvpn, providers.Nordvpn, false, "Format Nordvpn servers")
-	flagSet.BoolVar(&perfectPrivacy, providers.Perfectprivacy, false, "Format Perfect Privacy servers")
-	flagSet.BoolVar(&pia, providers.PrivateInternetAccess, false, "Format Private Internet Access servers")
-	flagSet.BoolVar(&privado, providers.Privado, false, "Format Privado servers")
-	flagSet.BoolVar(&privatevpn, providers.Privatevpn, false, "Format Private VPN servers")
-	flagSet.BoolVar(&protonvpn, providers.Protonvpn, false, "Format Protonvpn servers")
-	flagSet.BoolVar(&purevpn, providers.Purevpn, false, "Format Purevpn servers")
-	flagSet.BoolVar(&surfshark, providers.Surfshark, false, "Format Surfshark servers")
-	flagSet.BoolVar(&torguard, providers.Torguard, false, "Format Torguard servers")
-	flagSet.BoolVar(&vpnUnlimited, providers.VPNUnlimited, false, "Format VPN Unlimited servers")
-	flagSet.BoolVar(&vyprvpn, providers.Vyprvpn, false, "Format Vyprvpn servers")
-	flagSet.BoolVar(&wevpn, providers.Wevpn, false, "Format WeVPN servers")
-	flagSet.BoolVar(&windscribe, providers.Windscribe, false, "Format Windscribe servers")
+	titleCaser := cases.Title(language.English)
+	for _, provider := range allProviders {
+		addProviderFlag(flagSet, providersToFormat, provider, titleCaser)
+	}
 	if err := flagSet.Parse(args); err != nil {
 		return err
 	}
@@ -57,58 +52,31 @@ func (c *CLI) FormatServers(args []string) error {
 		return fmt.Errorf("%w: %s", ErrFormatNotRecognized, format)
 	}
 
+	// Verify only one provider is set to be formatted.
+	var providers []string
+	for provider, formatPtr := range providersToFormat {
+		if *formatPtr {
+			providers = append(providers, provider)
+		}
+	}
+	switch len(providers) {
+	case 0:
+		return ErrProviderUnspecified
+	case 1:
+	default:
+		return fmt.Errorf("%w: %d specified: %s",
+			ErrMultipleProvidersToFormat, len(providers),
+			strings.Join(providers, ", "))
+	}
+	providerToFormat := providers[0]
+
 	logger := newNoopLogger()
 	storage, err := storage.New(logger, constants.ServersData)
 	if err != nil {
 		return fmt.Errorf("cannot create servers storage: %w", err)
 	}
-	currentServers := storage.GetServers()
 
-	var formatted string
-	switch {
-	case cyberghost:
-		formatted = currentServers.Cyberghost.ToMarkdown(providers.Cyberghost)
-	case expressvpn:
-		formatted = currentServers.Expressvpn.ToMarkdown(providers.Expressvpn)
-	case fastestvpn:
-		formatted = currentServers.Fastestvpn.ToMarkdown(providers.Fastestvpn)
-	case hideMyAss:
-		formatted = currentServers.HideMyAss.ToMarkdown(providers.HideMyAss)
-	case ipvanish:
-		formatted = currentServers.Ipvanish.ToMarkdown(providers.Ipvanish)
-	case ivpn:
-		formatted = currentServers.Ivpn.ToMarkdown(providers.Ivpn)
-	case mullvad:
-		formatted = currentServers.Mullvad.ToMarkdown(providers.Mullvad)
-	case nordvpn:
-		formatted = currentServers.Nordvpn.ToMarkdown(providers.Nordvpn)
-	case perfectPrivacy:
-		formatted = currentServers.Perfectprivacy.ToMarkdown(providers.Perfectprivacy)
-	case pia:
-		formatted = currentServers.Pia.ToMarkdown(providers.PrivateInternetAccess)
-	case privado:
-		formatted = currentServers.Privado.ToMarkdown(providers.Privado)
-	case privatevpn:
-		formatted = currentServers.Privatevpn.ToMarkdown(providers.Privatevpn)
-	case protonvpn:
-		formatted = currentServers.Protonvpn.ToMarkdown(providers.Protonvpn)
-	case purevpn:
-		formatted = currentServers.Purevpn.ToMarkdown(providers.Purevpn)
-	case surfshark:
-		formatted = currentServers.Surfshark.ToMarkdown(providers.Surfshark)
-	case torguard:
-		formatted = currentServers.Torguard.ToMarkdown(providers.Torguard)
-	case vpnUnlimited:
-		formatted = currentServers.VPNUnlimited.ToMarkdown(providers.VPNUnlimited)
-	case vyprvpn:
-		formatted = currentServers.Vyprvpn.ToMarkdown(providers.Vyprvpn)
-	case wevpn:
-		formatted = currentServers.Wevpn.ToMarkdown(providers.Wevpn)
-	case windscribe:
-		formatted = currentServers.Windscribe.ToMarkdown(providers.Windscribe)
-	default:
-		return ErrProviderUnspecified
-	}
+	formatted := storage.FormatToMarkdown(providerToFormat)
 
 	output = filepath.Clean(output)
 	file, err := os.OpenFile(output, os.O_TRUNC|os.O_WRONLY|os.O_CREATE, 0644)

internal/cli/healthcheck.go

@@ -6,15 +6,10 @@ import (
 	"net/http"
 	"time"
 
-	"github.com/qdm12/gluetun/internal/configuration/sources"
 	"github.com/qdm12/gluetun/internal/healthcheck"
 )
 
-type HealthChecker interface {
-	HealthCheck(ctx context.Context, source sources.Source, warner Warner) error
-}
-
-func (c *CLI) HealthCheck(ctx context.Context, source sources.Source, warner Warner) error {
+func (c *CLI) HealthCheck(ctx context.Context, source Source, warner Warner) error {
 	// Extract the health server port from the configuration.
 	config, err := source.ReadHealth()
 	if err != nil {

internal/cli/interfaces.go

@@ -1,9 +1,9 @@
-package sources
+package cli
 
 import "github.com/qdm12/gluetun/internal/configuration/settings"
 
 type Source interface {
 	Read() (settings settings.Settings, err error)
-	ReadHealth() (settings settings.Health, err error)
+	ReadHealth() (health settings.Health, err error)
 	String() string
 }

internal/cli/openvpnconfig.go

@@ -1,51 +1,85 @@
 package cli
 
 import (
+	"context"
 	"fmt"
+	"net"
+	"net/http"
 	"strings"
 	"time"
 
-	"github.com/qdm12/gluetun/internal/configuration/sources"
 	"github.com/qdm12/gluetun/internal/constants"
+	"github.com/qdm12/gluetun/internal/openvpn/extract"
 	"github.com/qdm12/gluetun/internal/provider"
+	"github.com/qdm12/gluetun/internal/publicip/ipinfo"
 	"github.com/qdm12/gluetun/internal/storage"
+	"github.com/qdm12/gluetun/internal/updater/resolver"
 )
 
-type OpenvpnConfigMaker interface {
-	OpenvpnConfig(logger OpenvpnConfigLogger, source sources.Source) error
-}
-
 type OpenvpnConfigLogger interface {
 	Info(s string)
 	Warn(s string)
 }
 
-func (c *CLI) OpenvpnConfig(logger OpenvpnConfigLogger, source sources.Source) error {
+type Unzipper interface {
+	FetchAndExtract(ctx context.Context, url string) (
+		contents map[string][]byte, err error)
+}
+
+type ParallelResolver interface {
+	Resolve(ctx context.Context, settings resolver.ParallelSettings) (
+		hostToIPs map[string][]net.IP, warnings []string, err error)
+}
+
+type IPFetcher interface {
+	FetchMultiInfo(ctx context.Context, ips []net.IP) (data []ipinfo.Response, err error)
+}
+
+type IPv6Checker interface {
+	IsIPv6Supported() (supported bool, err error)
+}
+
+func (c *CLI) OpenvpnConfig(logger OpenvpnConfigLogger, source Source,
+	ipv6Checker IPv6Checker) error {
 	storage, err := storage.New(logger, constants.ServersData)
 	if err != nil {
 		return err
 	}
-	allServers := storage.GetServers()
 
 	allSettings, err := source.Read()
 	if err != nil {
 		return err
 	}
 
-	if err = allSettings.Validate(allServers); err != nil {
+	if err = allSettings.Validate(storage); err != nil {
 		return err
 	}
 
-	providerConf := provider.New(*allSettings.VPN.Provider.Name, allServers, time.Now)
-	connection, err := providerConf.GetConnection(allSettings.VPN.Provider.ServerSelection)
-	if err != nil {
-		return err
-	}
-	lines, err := providerConf.BuildConf(connection, allSettings.VPN.OpenVPN)
+	ipv6Supported, err := ipv6Checker.IsIPv6Supported()
+	if err != nil {
+		return fmt.Errorf("checking for IPv6 support: %w", err)
+	}
+
+	// Unused by this CLI command
+	unzipper := (Unzipper)(nil)
+	client := (*http.Client)(nil)
+	warner := (Warner)(nil)
+	parallelResolver := (ParallelResolver)(nil)
+	ipFetcher := (IPFetcher)(nil)
+	openvpnFileExtractor := extract.New()
+
+	providers := provider.NewProviders(storage, time.Now, warner, client,
+		unzipper, parallelResolver, ipFetcher, openvpnFileExtractor)
+	providerConf := providers.Get(*allSettings.VPN.Provider.Name)
+	connection, err := providerConf.GetConnection(
+		allSettings.VPN.Provider.ServerSelection, ipv6Supported)
 	if err != nil {
 		return err
 	}
 
+	lines := providerConf.OpenVPNConfig(connection,
+		allSettings.VPN.OpenVPN, ipv6Supported)
+
 	fmt.Println(strings.Join(lines, "\n"))
 	return nil
 }

internal/cli/update.go

@@ -2,51 +2,48 @@ package cli
 
 import (
 	"context"
-	"encoding/json"
 	"errors"
 	"flag"
 	"fmt"
-	"net"
 	"net/http"
-	"os"
 	"strings"
 	"time"
 
 	"github.com/qdm12/gluetun/internal/configuration/settings"
 	"github.com/qdm12/gluetun/internal/constants"
 	"github.com/qdm12/gluetun/internal/constants/providers"
-	"github.com/qdm12/gluetun/internal/models"
+	"github.com/qdm12/gluetun/internal/openvpn/extract"
+	"github.com/qdm12/gluetun/internal/provider"
+	"github.com/qdm12/gluetun/internal/publicip/ipinfo"
 	"github.com/qdm12/gluetun/internal/storage"
 	"github.com/qdm12/gluetun/internal/updater"
+	"github.com/qdm12/gluetun/internal/updater/resolver"
+	"github.com/qdm12/gluetun/internal/updater/unzip"
 )
 
 var (
 	ErrModeUnspecified     = errors.New("at least one of -enduser or -maintainer must be specified")
-	ErrDNSAddress          = errors.New("DNS address is not valid")
 	ErrNoProviderSpecified = errors.New("no provider was specified")
 )
 
-type Updater interface {
-	Update(ctx context.Context, args []string, logger UpdaterLogger) error
-}
-
 type UpdaterLogger interface {
 	Info(s string)
 	Warn(s string)
 	Error(s string)
 }
 
-func boolPtr(b bool) *bool { return &b }
-
 func (c *CLI) Update(ctx context.Context, args []string, logger UpdaterLogger) error {
-	options := settings.Updater{CLI: boolPtr(true)}
+	options := settings.Updater{}
 	var endUserMode, maintainerMode, updateAll bool
-	var dnsAddress, csvProviders string
+	var csvProviders string
 	flagSet := flag.NewFlagSet("update", flag.ExitOnError)
 	flagSet.BoolVar(&endUserMode, "enduser", false, "Write results to /gluetun/servers.json (for end users)")
 	flagSet.BoolVar(&maintainerMode, "maintainer", false,
 		"Write results to ./internal/storage/servers.json to modify the program (for maintainers)")
-	flagSet.StringVar(&dnsAddress, "dns", "8.8.8.8", "DNS resolver address to use")
+	flagSet.StringVar(&options.DNSAddress, "dns", "8.8.8.8", "DNS resolver address to use")
+	const defaultMinRatio = 0.8
+	flagSet.Float64Var(&options.MinRatio, "minratio", defaultMinRatio,
+		"Minimum ratio of servers to find for the update to succeed")
 	flagSet.BoolVar(&updateAll, "all", false, "Update servers for all VPN providers")
 	flagSet.StringVar(&csvProviders, "providers", "", "CSV string of VPN providers to update server data for")
 	if err := flagSet.Parse(args); err != nil {
@@ -57,18 +54,8 @@ func (c *CLI) Update(ctx context.Context, args []string, logger UpdaterLogger) e
 		return ErrModeUnspecified
 	}
 
-	options.DNSAddress = net.ParseIP(dnsAddress)
-	if options.DNSAddress == nil {
-		return fmt.Errorf("%w: %s", ErrDNSAddress, dnsAddress)
-	}
-
 	if updateAll {
-		for _, provider := range providers.All() {
-			if provider == providers.Custom {
-				continue
-			}
-			options.Providers = append(options.Providers, provider)
-		}
+		options.Providers = providers.All()
 	} else {
 		if csvProviders == "" {
 			return ErrNoProviderSpecified
@@ -83,48 +70,33 @@ func (c *CLI) Update(ctx context.Context, args []string, logger UpdaterLogger) e
 		return fmt.Errorf("options validation failed: %w", err)
 	}
 
-	const clientTimeout = 10 * time.Second
-	httpClient := &http.Client{Timeout: clientTimeout}
-
 	storage, err := storage.New(logger, constants.ServersData)
 	if err != nil {
 		return fmt.Errorf("cannot create servers storage: %w", err)
 	}
-	currentServers := storage.GetServers()
 
-	updater := updater.New(options, httpClient, currentServers, logger)
-	allServers, err := updater.UpdateServers(ctx)
+	const clientTimeout = 10 * time.Second
+	httpClient := &http.Client{Timeout: clientTimeout}
+	unzipper := unzip.New(httpClient)
+	parallelResolver := resolver.NewParallelResolver(options.DNSAddress)
+	ipFetcher := ipinfo.New(httpClient)
+	openvpnFileExtractor := extract.New()
+
+	providers := provider.NewProviders(storage, time.Now, logger, httpClient,
+		unzipper, parallelResolver, ipFetcher, openvpnFileExtractor)
+
+	updater := updater.New(httpClient, storage, providers, logger)
+	err = updater.UpdateServers(ctx, options.Providers, options.MinRatio)
 	if err != nil {
 		return fmt.Errorf("cannot update server information: %w", err)
 	}
 
-	if endUserMode {
-		if err := storage.FlushToFile(allServers); err != nil {
-			return fmt.Errorf("cannot write updated information to file: %w", err)
-		}
-	}
-
 	if maintainerMode {
-		if err := writeToEmbeddedJSON(c.repoServersPath, allServers); err != nil {
-			return fmt.Errorf("cannot write updated information to file: %w", err)
+		err := storage.FlushToFile(c.repoServersPath)
+		if err != nil {
+			return fmt.Errorf("cannot write servers data to embedded JSON file: %w", err)
 		}
 	}
 
 	return nil
 }
-
-func writeToEmbeddedJSON(repoServersPath string,
-	allServers models.AllServers) error {
-	const perms = 0600
-	f, err := os.OpenFile(repoServersPath,
-		os.O_TRUNC|os.O_WRONLY|os.O_CREATE, perms)
-	if err != nil {
-		return err
-	}
-
-	defer f.Close()
-
-	encoder := json.NewEncoder(f)
-	encoder.SetIndent("", "  ")
-	return encoder.Encode(allServers)
-}

internal/configuration/settings/dot.go

@@ -65,7 +65,7 @@ func (d *DoT) copy() (copied DoT) {
 // unset field of the receiver settings object.
 func (d *DoT) mergeWith(other DoT) {
 	d.Enabled = helpers.MergeWithBool(d.Enabled, other.Enabled)
-	d.UpdatePeriod = helpers.MergeWithDuration(d.UpdatePeriod, other.UpdatePeriod)
+	d.UpdatePeriod = helpers.MergeWithDurationPtr(d.UpdatePeriod, other.UpdatePeriod)
 	d.Unbound.mergeWith(other.Unbound)
 	d.Blacklist.mergeWith(other.Blacklist)
 }
@@ -75,7 +75,7 @@ func (d *DoT) mergeWith(other DoT) {
 // settings.
 func (d *DoT) overrideWith(other DoT) {
 	d.Enabled = helpers.OverrideWithBool(d.Enabled, other.Enabled)
-	d.UpdatePeriod = helpers.OverrideWithDuration(d.UpdatePeriod, other.UpdatePeriod)
+	d.UpdatePeriod = helpers.OverrideWithDurationPtr(d.UpdatePeriod, other.UpdatePeriod)
 	d.Unbound.overrideWith(other.Unbound)
 	d.Blacklist.overrideWith(other.Blacklist)
 }
@@ -83,7 +83,7 @@ func (d *DoT) overrideWith(other DoT) {
 func (d *DoT) setDefaults() {
 	d.Enabled = helpers.DefaultBool(d.Enabled, true)
 	const defaultUpdatePeriod = 24 * time.Hour
-	d.UpdatePeriod = helpers.DefaultDuration(d.UpdatePeriod, defaultUpdatePeriod)
+	d.UpdatePeriod = helpers.DefaultDurationPtr(d.UpdatePeriod, defaultUpdatePeriod)
 	d.Unbound.setDefaults()
 	d.Blacklist.setDefaults()
 }

internal/configuration/settings/errors.go

@@ -10,12 +10,14 @@ var (
 	ErrFirewallZeroPort                = errors.New("cannot have a zero port to block")
 	ErrHostnameNotValid                = errors.New("the hostname specified is not valid")
 	ErrISPNotValid                     = errors.New("the ISP specified is not valid")
+	ErrMinRatioNotValid                = errors.New("minimum ratio is not valid")
 	ErrMissingValue                    = errors.New("missing value")
 	ErrNameNotValid                    = errors.New("the server name specified is not valid")
 	ErrOpenVPNClientKeyMissing         = errors.New("client key is missing")
 	ErrOpenVPNCustomPortNotAllowed     = errors.New("custom endpoint port is not allowed")
 	ErrOpenVPNEncryptionPresetNotValid = errors.New("PIA encryption preset is not valid")
 	ErrOpenVPNInterfaceNotValid        = errors.New("interface name is not valid")
+	ErrOpenVPNKeyPassphraseIsEmpty     = errors.New("key passphrase is empty")
 	ErrOpenVPNMSSFixIsTooHigh          = errors.New("mssfix option value is too high")
 	ErrOpenVPNPasswordIsEmpty          = errors.New("password is empty")
 	ErrOpenVPNTCPNotSupported          = errors.New("TCP protocol is not supported")
@@ -35,6 +37,7 @@ var (
 	ErrWireguardEndpointIPNotSet       = errors.New("endpoint IP is not set")
 	ErrWireguardEndpointPortNotAllowed = errors.New("endpoint port is not allowed")
 	ErrWireguardEndpointPortNotSet     = errors.New("endpoint port is not set")
+	ErrWireguardEndpointPortSet        = errors.New("endpoint port is set")
 	ErrWireguardInterfaceAddressNotSet = errors.New("interface address is not set")
 	ErrWireguardInterfaceNotValid      = errors.New("interface name is not valid")
 	ErrWireguardPreSharedKeyNotSet     = errors.New("pre-shared key is not set")

internal/configuration/settings/health.go

@@ -3,6 +3,7 @@ package settings
 import (
 	"fmt"
 	"os"
+	"time"
 
 	"github.com/qdm12/gluetun/internal/configuration/settings/helpers"
 	"github.com/qdm12/gotree"
@@ -15,6 +16,12 @@ type Health struct {
 	// for the health check server.
 	// It cannot be the empty string in the internal state.
 	ServerAddress string
+	// ReadHeaderTimeout is the HTTP server header read timeout
+	// duration of the HTTP server. It defaults to 100 milliseconds.
+	ReadHeaderTimeout time.Duration
+	// ReadTimeout is the HTTP read timeout duration of the
+	//  HTTP server. It defaults to 500 milliseconds.
+	ReadTimeout time.Duration
 	// TargetAddress is the address (host or host:port)
 	// to TCP dial to periodically for the health check.
 	// It cannot be the empty string in the internal state.
@@ -40,9 +47,11 @@ func (h Health) Validate() (err error) {
 
 func (h *Health) copy() (copied Health) {
 	return Health{
-		ServerAddress: h.ServerAddress,
-		TargetAddress: h.TargetAddress,
-		VPN:           h.VPN.copy(),
+		ServerAddress:     h.ServerAddress,
+		ReadHeaderTimeout: h.ReadHeaderTimeout,
+		ReadTimeout:       h.ReadTimeout,
+		TargetAddress:     h.TargetAddress,
+		VPN:               h.VPN.copy(),
 	}
 }
 
@@ -50,6 +59,8 @@ func (h *Health) copy() (copied Health) {
 // unset field of the receiver settings object.
 func (h *Health) MergeWith(other Health) {
 	h.ServerAddress = helpers.MergeWithString(h.ServerAddress, other.ServerAddress)
+	h.ReadHeaderTimeout = helpers.MergeWithDuration(h.ReadHeaderTimeout, other.ReadHeaderTimeout)
+	h.ReadTimeout = helpers.MergeWithDuration(h.ReadTimeout, other.ReadTimeout)
 	h.TargetAddress = helpers.MergeWithString(h.TargetAddress, other.TargetAddress)
 	h.VPN.mergeWith(other.VPN)
 }
@@ -59,12 +70,18 @@ func (h *Health) MergeWith(other Health) {
 // settings.
 func (h *Health) OverrideWith(other Health) {
 	h.ServerAddress = helpers.OverrideWithString(h.ServerAddress, other.ServerAddress)
+	h.ReadHeaderTimeout = helpers.OverrideWithDuration(h.ReadHeaderTimeout, other.ReadHeaderTimeout)
+	h.ReadTimeout = helpers.OverrideWithDuration(h.ReadTimeout, other.ReadTimeout)
 	h.TargetAddress = helpers.OverrideWithString(h.TargetAddress, other.TargetAddress)
 	h.VPN.overrideWith(other.VPN)
 }
 
 func (h *Health) SetDefaults() {
 	h.ServerAddress = helpers.DefaultString(h.ServerAddress, "127.0.0.1:9999")
+	const defaultReadHeaderTimeout = 100 * time.Millisecond
+	h.ReadHeaderTimeout = helpers.DefaultDuration(h.ReadHeaderTimeout, defaultReadHeaderTimeout)
+	const defaultReadTimeout = 500 * time.Millisecond
+	h.ReadTimeout = helpers.DefaultDuration(h.ReadTimeout, defaultReadTimeout)
 	h.TargetAddress = helpers.DefaultString(h.TargetAddress, "cloudflare.com:443")
 	h.VPN.setDefaults()
 }
@@ -77,6 +94,8 @@ func (h Health) toLinesNode() (node *gotree.Node) {
 	node = gotree.New("Health settings:")
 	node.Appendf("Server listening address: %s", h.ServerAddress)
 	node.Appendf("Target address: %s", h.TargetAddress)
+	node.Appendf("Read header timeout: %s", h.ReadHeaderTimeout)
+	node.Appendf("Read timeout: %s", h.ReadTimeout)
 	node.AppendNode(h.VPN.toLinesNode("VPN"))
 	return node
 }

internal/configuration/settings/healthywait.go

@@ -35,23 +35,23 @@ func (h *HealthyWait) copy() (copied HealthyWait) {
 // mergeWith merges the other settings into any
 // unset field of the receiver settings object.
 func (h *HealthyWait) mergeWith(other HealthyWait) {
-	h.Initial = helpers.MergeWithDuration(h.Initial, other.Initial)
-	h.Addition = helpers.MergeWithDuration(h.Addition, other.Addition)
+	h.Initial = helpers.MergeWithDurationPtr(h.Initial, other.Initial)
+	h.Addition = helpers.MergeWithDurationPtr(h.Addition, other.Addition)
 }
 
 // overrideWith overrides fields of the receiver
 // settings object with any field set in the other
 // settings.
 func (h *HealthyWait) overrideWith(other HealthyWait) {
-	h.Initial = helpers.OverrideWithDuration(h.Initial, other.Initial)
-	h.Addition = helpers.OverrideWithDuration(h.Addition, other.Addition)
+	h.Initial = helpers.OverrideWithDurationPtr(h.Initial, other.Initial)
+	h.Addition = helpers.OverrideWithDurationPtr(h.Addition, other.Addition)
 }
 
 func (h *HealthyWait) setDefaults() {
 	const initialDurationDefault = 6 * time.Second
 	const additionDurationDefault = 5 * time.Second
-	h.Initial = helpers.DefaultDuration(h.Initial, initialDurationDefault)
-	h.Addition = helpers.DefaultDuration(h.Addition, additionDurationDefault)
+	h.Initial = helpers.DefaultDurationPtr(h.Initial, initialDurationDefault)
+	h.Addition = helpers.DefaultDurationPtr(h.Addition, additionDurationDefault)
 }
 
 func (h HealthyWait) String() string {

internal/configuration/settings/helpers/default.go

@@ -73,7 +73,15 @@ func DefaultStringPtr(existing *string, defaultValue string) (result *string) {
 	return result
 }
 
-func DefaultDuration(existing *time.Duration,
+func DefaultDuration(existing time.Duration,
+	defaultValue time.Duration) (result time.Duration) {
+	if existing != 0 {
+		return existing
+	}
+	return defaultValue
+}
+
+func DefaultDurationPtr(existing *time.Duration,
 	defaultValue time.Duration) (result *time.Duration) {
 	if existing != nil {
 		return existing

internal/configuration/settings/helpers/merge.go

@@ -34,6 +34,13 @@ func MergeWithInt(existing, other int) (result int) {
 	return other
 }
 
+func MergeWithFloat64(existing, other float64) (result float64) {
+	if existing != 0 {
+		return existing
+	}
+	return other
+}
+
 func MergeWithStringPtr(existing, other *string) (result *string) {
 	if existing != nil {
 		return existing
@@ -100,7 +107,14 @@ func MergeWithIP(existing, other net.IP) (result net.IP) {
 	return result
 }
 
-func MergeWithDuration(existing, other *time.Duration) (result *time.Duration) {
+func MergeWithDuration(existing, other time.Duration) (result time.Duration) {
+	if existing != 0 {
+		return existing
+	}
+	return other
+}
+
+func MergeWithDurationPtr(existing, other *time.Duration) (result *time.Duration) {
 	if existing != nil {
 		return existing
 	}

internal/configuration/settings/helpers/override.go

@@ -32,6 +32,13 @@ func OverrideWithInt(existing, other int) (result int) {
 	return other
 }
 
+func OverrideWithFloat64(existing, other float64) (result float64) {
+	if other == 0 {
+		return existing
+	}
+	return other
+}
+
 func OverrideWithStringPtr(existing, other *string) (result *string) {
 	if other == nil {
 		return existing
@@ -86,7 +93,16 @@ func OverrideWithIP(existing, other net.IP) (result net.IP) {
 	return result
 }
 
-func OverrideWithDuration(existing, other *time.Duration) (result *time.Duration) {
+func OverrideWithDuration(existing, other time.Duration) (
+	result time.Duration) {
+	if other == 0 {
+		return existing
+	}
+	return other
+}
+
+func OverrideWithDurationPtr(existing, other *time.Duration) (
+	result *time.Duration) {
 	if other == nil {
 		return existing
 	}

internal/configuration/settings/httpproxy.go

@@ -3,6 +3,7 @@ package settings
 import (
 	"fmt"
 	"os"
+	"time"
 
 	"github.com/qdm12/gluetun/internal/configuration/settings/helpers"
 	"github.com/qdm12/gotree"
@@ -33,6 +34,12 @@ type HTTPProxy struct {
 	// each request/response. It cannot be nil in the
 	// internal state.
 	Log *bool
+	// ReadHeaderTimeout is the HTTP header read timeout duration
+	// of the HTTP server. It defaults to 1 second if left unset.
+	ReadHeaderTimeout time.Duration
+	// ReadTimeout is the HTTP read timeout duration
+	// of the HTTP server. It defaults to 3 seconds if left unset.
+	ReadTimeout time.Duration
 }
 
 func (h HTTPProxy) validate() (err error) {
@@ -49,12 +56,14 @@ func (h HTTPProxy) validate() (err error) {
 
 func (h *HTTPProxy) copy() (copied HTTPProxy) {
 	return HTTPProxy{
-		User:             helpers.CopyStringPtr(h.User),
-		Password:         helpers.CopyStringPtr(h.Password),
-		ListeningAddress: h.ListeningAddress,
-		Enabled:          helpers.CopyBoolPtr(h.Enabled),
-		Stealth:          helpers.CopyBoolPtr(h.Stealth),
-		Log:              helpers.CopyBoolPtr(h.Log),
+		User:              helpers.CopyStringPtr(h.User),
+		Password:          helpers.CopyStringPtr(h.Password),
+		ListeningAddress:  h.ListeningAddress,
+		Enabled:           helpers.CopyBoolPtr(h.Enabled),
+		Stealth:           helpers.CopyBoolPtr(h.Stealth),
+		Log:               helpers.CopyBoolPtr(h.Log),
+		ReadHeaderTimeout: h.ReadHeaderTimeout,
+		ReadTimeout:       h.ReadTimeout,
 	}
 }
 
@@ -67,6 +76,8 @@ func (h *HTTPProxy) mergeWith(other HTTPProxy) {
 	h.Enabled = helpers.MergeWithBool(h.Enabled, other.Enabled)
 	h.Stealth = helpers.MergeWithBool(h.Stealth, other.Stealth)
 	h.Log = helpers.MergeWithBool(h.Log, other.Log)
+	h.ReadHeaderTimeout = helpers.MergeWithDuration(h.ReadHeaderTimeout, other.ReadHeaderTimeout)
+	h.ReadTimeout = helpers.MergeWithDuration(h.ReadTimeout, other.ReadTimeout)
 }
 
 // overrideWith overrides fields of the receiver
@@ -79,6 +90,8 @@ func (h *HTTPProxy) overrideWith(other HTTPProxy) {
 	h.Enabled = helpers.OverrideWithBool(h.Enabled, other.Enabled)
 	h.Stealth = helpers.OverrideWithBool(h.Stealth, other.Stealth)
 	h.Log = helpers.OverrideWithBool(h.Log, other.Log)
+	h.ReadHeaderTimeout = helpers.OverrideWithDuration(h.ReadHeaderTimeout, other.ReadHeaderTimeout)
+	h.ReadTimeout = helpers.OverrideWithDuration(h.ReadTimeout, other.ReadTimeout)
 }
 
 func (h *HTTPProxy) setDefaults() {
@@ -88,6 +101,10 @@ func (h *HTTPProxy) setDefaults() {
 	h.Enabled = helpers.DefaultBool(h.Enabled, false)
 	h.Stealth = helpers.DefaultBool(h.Stealth, false)
 	h.Log = helpers.DefaultBool(h.Log, false)
+	const defaultReadHeaderTimeout = time.Second
+	h.ReadHeaderTimeout = helpers.DefaultDuration(h.ReadHeaderTimeout, defaultReadHeaderTimeout)
+	const defaultReadTimeout = 3 * time.Second
+	h.ReadTimeout = helpers.DefaultDuration(h.ReadTimeout, defaultReadTimeout)
 }
 
 func (h HTTPProxy) String() string {
@@ -106,6 +123,8 @@ func (h HTTPProxy) toLinesNode() (node *gotree.Node) {
 	node.Appendf("Password: %s", helpers.ObfuscatePassword(*h.Password))
 	node.Appendf("Stealth mode: %s", helpers.BoolPtrToYesNo(h.Stealth))
 	node.Appendf("Log: %s", helpers.BoolPtrToYesNo(h.Log))
+	node.Appendf("Read header timeout: %s", h.ReadHeaderTimeout)
+	node.Appendf("Read timeout: %s", h.ReadTimeout)
 
 	return node
 }

internal/configuration/settings/openvpn.go

@@ -1,14 +1,16 @@
 package settings
 
 import (
+	"encoding/base64"
 	"fmt"
 	"regexp"
 	"strings"
 
 	"github.com/qdm12/gluetun/internal/configuration/settings/helpers"
-	"github.com/qdm12/gluetun/internal/constants"
+	"github.com/qdm12/gluetun/internal/constants/openvpn"
 	"github.com/qdm12/gluetun/internal/constants/providers"
-	"github.com/qdm12/gluetun/internal/openvpn/parse"
+	"github.com/qdm12/gluetun/internal/openvpn/extract"
+	"github.com/qdm12/gluetun/internal/provider/privateinternetaccess/presets"
 	"github.com/qdm12/gotree"
 )
 
@@ -18,13 +20,15 @@ type OpenVPN struct {
 	// It can only be "2.4" or "2.5".
 	Version string
 	// User is the OpenVPN authentication username.
-	// It cannot be an empty string in the internal state
-	// if OpenVPN is used.
-	User string
+	// It cannot be nil in the internal state if OpenVPN is used.
+	// It is usually required but in some cases can be the empty string
+	// to indicate no user+password authentication is needed.
+	User *string
 	// Password is the OpenVPN authentication password.
-	// It cannot be an empty string in the internal state
-	// if OpenVPN is used.
-	Password string
+	// It cannot be nil in the internal state if OpenVPN is used.
+	// It is usually required but in some cases can be the empty string
+	// to indicate no user+password authentication is needed.
+	Password *string
 	// ConfFile is a custom OpenVPN configuration file path.
 	// It can be set to the empty string for it to be ignored.
 	// It cannot be nil in the internal state.
@@ -38,24 +42,29 @@ type OpenVPN struct {
 	// It cannot be nil in the internal state.
 	// It is ignored if it is set to the empty string.
 	Auth *string
-	// ClientCrt is the OpenVPN client certificate.
-	// This is notably used by Cyberghost.
+	// Cert is the OpenVPN certificate for the <cert> block.
+	// This is notably used by Cyberghost and VPN secure.
 	// It can be set to the empty string to be ignored.
 	// It cannot be nil in the internal state.
-	ClientCrt *string
-	// ClientKey is the OpenVPN client key.
+	Cert *string
+	// Key is the OpenVPN key.
 	// This is used by Cyberghost and VPN Unlimited.
 	// It can be set to the empty string to be ignored.
 	// It cannot be nil in the internal state.
-	ClientKey *string
+	Key *string
+	// EncryptedKey is the content of an encrypted
+	// key for OpenVPN. It is used by VPN secure.
+	// It defaults to the empty string meaning it is not
+	// to be used. KeyPassphrase must be set if this one is set.
+	EncryptedKey *string
+	// KeyPassphrase is the key passphrase to be used by OpenVPN
+	// to decrypt the EncryptedPrivateKey. It defaults to the
+	// empty string and must be set if EncryptedPrivateKey is set.
+	KeyPassphrase *string
 	// PIAEncPreset is the encryption preset for
 	// Private Internet Access. It can be set to an
 	// empty string for other providers.
 	PIAEncPreset *string
-	// IPv6 is set to true if IPv6 routing should be
-	// set to be tunnel in OpenVPN, and false otherwise.
-	// It cannot be nil in the internal state.
-	IPv6 *bool // TODO automate like with Wireguard
 	// MSSFix is the value (1 to 10000) to set for the
 	// mssfix option for OpenVPN. It is ignored if set to 0.
 	// It cannot be nil in the internal state.
@@ -79,22 +88,25 @@ var ivpnAccountID = regexp.MustCompile(`^(i|ivpn)\-[a-zA-Z0-9]{4}\-[a-zA-Z0-9]{4
 
 func (o OpenVPN) validate(vpnProvider string) (err error) {
 	// Validate version
-	validVersions := []string{constants.Openvpn24, constants.Openvpn25}
+	validVersions := []string{openvpn.Openvpn24, openvpn.Openvpn25}
 	if !helpers.IsOneOf(o.Version, validVersions...) {
 		return fmt.Errorf("%w: %q can only be one of %s",
 			ErrOpenVPNVersionIsNotValid, o.Version, strings.Join(validVersions, ", "))
 	}
 
 	isCustom := vpnProvider == providers.Custom
+	isUserRequired := !isCustom &&
+		vpnProvider != providers.Airvpn &&
+		vpnProvider != providers.VPNSecure
 
-	if !isCustom && o.User == "" {
+	if isUserRequired && *o.User == "" {
 		return ErrOpenVPNUserIsEmpty
 	}
 
-	passwordRequired := !isCustom &&
-		(vpnProvider != providers.Ivpn || !ivpnAccountID.MatchString(o.User))
+	passwordRequired := isUserRequired &&
+		(vpnProvider != providers.Ivpn || !ivpnAccountID.MatchString(*o.User))
 
-	if passwordRequired && o.Password == "" {
+	if passwordRequired && *o.Password == "" {
 		return ErrOpenVPNPasswordIsEmpty
 	}
 
@@ -103,16 +115,25 @@ func (o OpenVPN) validate(vpnProvider string) (err error) {
 		return fmt.Errorf("custom configuration file: %w", err)
 	}
 
-	err = validateOpenVPNClientCertificate(vpnProvider, *o.ClientCrt)
+	err = validateOpenVPNClientCertificate(vpnProvider, *o.Cert)
 	if err != nil {
 		return fmt.Errorf("client certificate: %w", err)
 	}
 
-	err = validateOpenVPNClientKey(vpnProvider, *o.ClientKey)
+	err = validateOpenVPNClientKey(vpnProvider, *o.Key)
 	if err != nil {
 		return fmt.Errorf("client key: %w", err)
 	}
 
+	err = validateOpenVPNEncryptedKey(vpnProvider, *o.EncryptedKey)
+	if err != nil {
+		return fmt.Errorf("encrypted key: %w", err)
+	}
+
+	if *o.EncryptedKey != "" && *o.KeyPassphrase == "" {
+		return fmt.Errorf("%w", ErrOpenVPNKeyPassphraseIsEmpty)
+	}
+
 	const maxMSSFix = 10000
 	if *o.MSSFix > maxMSSFix {
 		return fmt.Errorf("%w: %d is over the maximum value of %d",
@@ -147,6 +168,12 @@ func validateOpenVPNConfigFilepath(isCustom bool,
 		return err
 	}
 
+	extractor := extract.New()
+	_, _, err = extractor.Data(confFile)
+	if err != nil {
+		return fmt.Errorf("failed extracting information from custom configuration file: %w", err)
+	}
+
 	return nil
 }
 
@@ -154,7 +181,9 @@ func validateOpenVPNClientCertificate(vpnProvider,
 	clientCert string) (err error) {
 	switch vpnProvider {
 	case
+		providers.Airvpn,
 		providers.Cyberghost,
+		providers.VPNSecure,
 		providers.VPNUnlimited:
 		if clientCert == "" {
 			return ErrMissingValue
@@ -165,7 +194,7 @@ func validateOpenVPNClientCertificate(vpnProvider,
 		return nil
 	}
 
-	_, err = parse.ExtractCert([]byte(clientCert))
+	_, err = base64.StdEncoding.DecodeString(clientCert)
 	if err != nil {
 		return err
 	}
@@ -175,6 +204,7 @@ func validateOpenVPNClientCertificate(vpnProvider,
 func validateOpenVPNClientKey(vpnProvider, clientKey string) (err error) {
 	switch vpnProvider {
 	case
+		providers.Airvpn,
 		providers.Cyberghost,
 		providers.VPNUnlimited,
 		providers.Wevpn:
@@ -187,7 +217,24 @@ func validateOpenVPNClientKey(vpnProvider, clientKey string) (err error) {
 		return nil
 	}
 
-	_, err = parse.ExtractPrivateKey([]byte(clientKey))
+	_, err = base64.StdEncoding.DecodeString(clientKey)
+	if err != nil {
+		return err
+	}
+	return nil
+}
+
+func validateOpenVPNEncryptedKey(vpnProvider,
+	encryptedPrivateKey string) (err error) {
+	if vpnProvider == providers.VPNSecure && encryptedPrivateKey == "" {
+		return ErrMissingValue
+	}
+
+	if encryptedPrivateKey == "" {
+		return nil
+	}
+
+	_, err = base64.StdEncoding.DecodeString(encryptedPrivateKey)
 	if err != nil {
 		return err
 	}
@@ -196,21 +243,22 @@ func validateOpenVPNClientKey(vpnProvider, clientKey string) (err error) {
 
 func (o *OpenVPN) copy() (copied OpenVPN) {
 	return OpenVPN{
-		Version:      o.Version,
-		User:         o.User,
-		Password:     o.Password,
-		ConfFile:     helpers.CopyStringPtr(o.ConfFile),
-		Ciphers:      helpers.CopyStringSlice(o.Ciphers),
-		Auth:         helpers.CopyStringPtr(o.Auth),
-		ClientCrt:    helpers.CopyStringPtr(o.ClientCrt),
-		ClientKey:    helpers.CopyStringPtr(o.ClientKey),
-		PIAEncPreset: helpers.CopyStringPtr(o.PIAEncPreset),
-		IPv6:         helpers.CopyBoolPtr(o.IPv6),
-		MSSFix:       helpers.CopyUint16Ptr(o.MSSFix),
-		Interface:    o.Interface,
-		ProcessUser:  o.ProcessUser,
-		Verbosity:    helpers.CopyIntPtr(o.Verbosity),
-		Flags:        helpers.CopyStringSlice(o.Flags),
+		Version:       o.Version,
+		User:          helpers.CopyStringPtr(o.User),
+		Password:      helpers.CopyStringPtr(o.Password),
+		ConfFile:      helpers.CopyStringPtr(o.ConfFile),
+		Ciphers:       helpers.CopyStringSlice(o.Ciphers),
+		Auth:          helpers.CopyStringPtr(o.Auth),
+		Cert:          helpers.CopyStringPtr(o.Cert),
+		Key:           helpers.CopyStringPtr(o.Key),
+		EncryptedKey:  helpers.CopyStringPtr(o.EncryptedKey),
+		KeyPassphrase: helpers.CopyStringPtr(o.KeyPassphrase),
+		PIAEncPreset:  helpers.CopyStringPtr(o.PIAEncPreset),
+		MSSFix:        helpers.CopyUint16Ptr(o.MSSFix),
+		Interface:     o.Interface,
+		ProcessUser:   o.ProcessUser,
+		Verbosity:     helpers.CopyIntPtr(o.Verbosity),
+		Flags:         helpers.CopyStringSlice(o.Flags),
 	}
 }
 
@@ -218,15 +266,16 @@ func (o *OpenVPN) copy() (copied OpenVPN) {
 // unset field of the receiver settings object.
 func (o *OpenVPN) mergeWith(other OpenVPN) {
 	o.Version = helpers.MergeWithString(o.Version, other.Version)
-	o.User = helpers.MergeWithString(o.User, other.User)
-	o.Password = helpers.MergeWithString(o.Password, other.Password)
+	o.User = helpers.MergeWithStringPtr(o.User, other.User)
+	o.Password = helpers.MergeWithStringPtr(o.Password, other.Password)
 	o.ConfFile = helpers.MergeWithStringPtr(o.ConfFile, other.ConfFile)
 	o.Ciphers = helpers.MergeStringSlices(o.Ciphers, other.Ciphers)
 	o.Auth = helpers.MergeWithStringPtr(o.Auth, other.Auth)
-	o.ClientCrt = helpers.MergeWithStringPtr(o.ClientCrt, other.ClientCrt)
-	o.ClientKey = helpers.MergeWithStringPtr(o.ClientKey, other.ClientKey)
+	o.Cert = helpers.MergeWithStringPtr(o.Cert, other.Cert)
+	o.Key = helpers.MergeWithStringPtr(o.Key, other.Key)
+	o.EncryptedKey = helpers.MergeWithStringPtr(o.EncryptedKey, other.EncryptedKey)
+	o.KeyPassphrase = helpers.MergeWithStringPtr(o.KeyPassphrase, other.KeyPassphrase)
 	o.PIAEncPreset = helpers.MergeWithStringPtr(o.PIAEncPreset, other.PIAEncPreset)
-	o.IPv6 = helpers.MergeWithBool(o.IPv6, other.IPv6)
 	o.MSSFix = helpers.MergeWithUint16(o.MSSFix, other.MSSFix)
 	o.Interface = helpers.MergeWithString(o.Interface, other.Interface)
 	o.ProcessUser = helpers.MergeWithString(o.ProcessUser, other.ProcessUser)
@@ -239,15 +288,16 @@ func (o *OpenVPN) mergeWith(other OpenVPN) {
 // settings.
 func (o *OpenVPN) overrideWith(other OpenVPN) {
 	o.Version = helpers.OverrideWithString(o.Version, other.Version)
-	o.User = helpers.OverrideWithString(o.User, other.User)
-	o.Password = helpers.OverrideWithString(o.Password, other.Password)
+	o.User = helpers.OverrideWithStringPtr(o.User, other.User)
+	o.Password = helpers.OverrideWithStringPtr(o.Password, other.Password)
 	o.ConfFile = helpers.OverrideWithStringPtr(o.ConfFile, other.ConfFile)
 	o.Ciphers = helpers.OverrideWithStringSlice(o.Ciphers, other.Ciphers)
 	o.Auth = helpers.OverrideWithStringPtr(o.Auth, other.Auth)
-	o.ClientCrt = helpers.OverrideWithStringPtr(o.ClientCrt, other.ClientCrt)
-	o.ClientKey = helpers.OverrideWithStringPtr(o.ClientKey, other.ClientKey)
+	o.Cert = helpers.OverrideWithStringPtr(o.Cert, other.Cert)
+	o.Key = helpers.OverrideWithStringPtr(o.Key, other.Key)
+	o.EncryptedKey = helpers.OverrideWithStringPtr(o.EncryptedKey, other.EncryptedKey)
+	o.KeyPassphrase = helpers.OverrideWithStringPtr(o.KeyPassphrase, other.KeyPassphrase)
 	o.PIAEncPreset = helpers.OverrideWithStringPtr(o.PIAEncPreset, other.PIAEncPreset)
-	o.IPv6 = helpers.OverrideWithBool(o.IPv6, other.IPv6)
 	o.MSSFix = helpers.OverrideWithUint16(o.MSSFix, other.MSSFix)
 	o.Interface = helpers.OverrideWithString(o.Interface, other.Interface)
 	o.ProcessUser = helpers.OverrideWithString(o.ProcessUser, other.ProcessUser)
@@ -256,23 +306,26 @@ func (o *OpenVPN) overrideWith(other OpenVPN) {
 }
 
 func (o *OpenVPN) setDefaults(vpnProvider string) {
-	o.Version = helpers.DefaultString(o.Version, constants.Openvpn25)
+	o.Version = helpers.DefaultString(o.Version, openvpn.Openvpn25)
+	o.User = helpers.DefaultStringPtr(o.User, "")
 	if vpnProvider == providers.Mullvad {
-		o.Password = "m"
+		o.Password = helpers.DefaultStringPtr(o.Password, "m")
+	} else {
+		o.Password = helpers.DefaultStringPtr(o.Password, "")
 	}
 
 	o.ConfFile = helpers.DefaultStringPtr(o.ConfFile, "")
 	o.Auth = helpers.DefaultStringPtr(o.Auth, "")
-	o.ClientCrt = helpers.DefaultStringPtr(o.ClientCrt, "")
-	o.ClientKey = helpers.DefaultStringPtr(o.ClientKey, "")
+	o.Cert = helpers.DefaultStringPtr(o.Cert, "")
+	o.Key = helpers.DefaultStringPtr(o.Key, "")
+	o.EncryptedKey = helpers.DefaultStringPtr(o.EncryptedKey, "")
+	o.KeyPassphrase = helpers.DefaultStringPtr(o.KeyPassphrase, "")
 
 	var defaultEncPreset string
 	if vpnProvider == providers.PrivateInternetAccess {
-		defaultEncPreset = constants.PIAEncryptionPresetStrong
+		defaultEncPreset = presets.Strong
 	}
 	o.PIAEncPreset = helpers.DefaultStringPtr(o.PIAEncPreset, defaultEncPreset)
-
-	o.IPv6 = helpers.DefaultBool(o.IPv6, false)
 	o.MSSFix = helpers.DefaultUint16(o.MSSFix, 0)
 	o.Interface = helpers.DefaultString(o.Interface, "tun0")
 	o.ProcessUser = helpers.DefaultString(o.ProcessUser, "root")
@@ -286,8 +339,8 @@ func (o OpenVPN) String() string {
 func (o OpenVPN) toLinesNode() (node *gotree.Node) {
 	node = gotree.New("OpenVPN settings:")
 	node.Appendf("OpenVPN version: %s", o.Version)
-	node.Appendf("User: %s", helpers.ObfuscatePassword(o.User))
-	node.Appendf("Password: %s", helpers.ObfuscatePassword(o.Password))
+	node.Appendf("User: %s", helpers.ObfuscatePassword(*o.User))
+	node.Appendf("Password: %s", helpers.ObfuscatePassword(*o.Password))
 
 	if *o.ConfFile != "" {
 		node.Appendf("Custom configuration file: %s", *o.ConfFile)
@@ -301,20 +354,23 @@ func (o OpenVPN) toLinesNode() (node *gotree.Node) {
 		node.Appendf("Auth: %s", *o.Auth)
 	}
 
-	if *o.ClientCrt != "" {
-		node.Appendf("Client crt: %s", helpers.ObfuscateData(*o.ClientCrt))
+	if *o.Cert != "" {
+		node.Appendf("Client crt: %s", helpers.ObfuscateData(*o.Cert))
 	}
 
-	if *o.ClientKey != "" {
-		node.Appendf("Client key: %s", helpers.ObfuscateData(*o.ClientKey))
+	if *o.Key != "" {
+		node.Appendf("Client key: %s", helpers.ObfuscateData(*o.Key))
+	}
+
+	if *o.EncryptedKey != "" {
+		node.Appendf("Encrypted key: %s (key passhrapse %s)",
+			helpers.ObfuscateData(*o.EncryptedKey), helpers.ObfuscatePassword(*o.KeyPassphrase))
 	}
 
 	if *o.PIAEncPreset != "" {
 		node.Appendf("Private Internet Access encryption preset: %s", *o.PIAEncPreset)
 	}
 
-	node.Appendf("Tunnel IPv6: %s", helpers.BoolPtrToYesNo(o.IPv6))
-
 	if *o.MSSFix > 0 {
 		node.Appendf("MSS Fix: %d", *o.MSSFix)
 	}

internal/configuration/settings/openvpnselection.go

@@ -4,8 +4,8 @@ import (
 	"fmt"
 
 	"github.com/qdm12/gluetun/internal/configuration/settings/helpers"
-	"github.com/qdm12/gluetun/internal/constants"
 	"github.com/qdm12/gluetun/internal/constants/providers"
+	"github.com/qdm12/gluetun/internal/provider/privateinternetaccess/presets"
 	"github.com/qdm12/gotree"
 )
 
@@ -55,19 +55,24 @@ func (o OpenVPNSelection) validate(vpnProvider string) (err error) {
 		switch vpnProvider {
 		// no restriction on port
 		case providers.Cyberghost, providers.HideMyAss,
-			providers.PrivateInternetAccess, providers.Privatevpn,
-			providers.Protonvpn, providers.Torguard:
+			providers.Privatevpn, providers.Torguard:
 		// no custom port allowed
 		case providers.Expressvpn, providers.Fastestvpn,
 			providers.Ipvanish, providers.Nordvpn,
 			providers.Privado, providers.Purevpn,
-			providers.Surfshark, providers.VPNUnlimited,
-			providers.Vyprvpn:
+			providers.Surfshark, providers.VPNSecure,
+			providers.VPNUnlimited, providers.Vyprvpn:
 			return fmt.Errorf("%w: for VPN service provider %s",
 				ErrOpenVPNCustomPortNotAllowed, vpnProvider)
 		default:
 			var allowedTCP, allowedUDP []uint16
 			switch vpnProvider {
+			case providers.Airvpn:
+				allowedTCP = []uint16{
+					53, 80, 443, // IP in 1, 3
+					1194, 2018, 41185, // IP in 1, 2, 3, 4
+				}
+				allowedUDP = []uint16{53, 80, 443, 1194, 2018, 41185}
 			case providers.Ivpn:
 				allowedTCP = []uint16{80, 443, 1143}
 				allowedUDP = []uint16{53, 1194, 2049, 2050}
@@ -83,6 +88,9 @@ func (o OpenVPNSelection) validate(vpnProvider string) (err error) {
 			case providers.Protonvpn:
 				allowedTCP = []uint16{443, 5995, 8443}
 				allowedUDP = []uint16{80, 443, 1194, 4569, 5060}
+			case providers.SlickVPN:
+				allowedTCP = []uint16{443, 8080, 8888}
+				allowedUDP = []uint16{443, 8080, 8888}
 			case providers.Wevpn:
 				allowedTCP = []uint16{53, 1195, 1199, 2018}
 				allowedUDP = []uint16{80, 1194, 1198}
@@ -106,9 +114,9 @@ func (o OpenVPNSelection) validate(vpnProvider string) (err error) {
 	// Validate EncPreset
 	if vpnProvider == providers.PrivateInternetAccess {
 		validEncryptionPresets := []string{
-			constants.PIAEncryptionPresetNone,
-			constants.PIAEncryptionPresetNormal,
-			constants.PIAEncryptionPresetStrong,
+			presets.None,
+			presets.Normal,
+			presets.Strong,
 		}
 		if !helpers.IsOneOf(*o.PIAEncPreset, validEncryptionPresets...) {
 			return fmt.Errorf("%w: %s; valid presets are %s",
@@ -150,7 +158,7 @@ func (o *OpenVPNSelection) setDefaults(vpnProvider string) {
 
 	var defaultEncPreset string
 	if vpnProvider == providers.PrivateInternetAccess {
-		defaultEncPreset = constants.PIAEncryptionPresetStrong
+		defaultEncPreset = presets.Strong
 	}
 	o.PIAEncPreset = helpers.DefaultStringPtr(o.PIAEncPreset, defaultEncPreset)
 }

internal/configuration/settings/provider.go

@@ -6,7 +6,6 @@ import (
 	"github.com/qdm12/gluetun/internal/configuration/settings/helpers"
 	"github.com/qdm12/gluetun/internal/constants/providers"
 	"github.com/qdm12/gluetun/internal/constants/vpn"
-	"github.com/qdm12/gluetun/internal/models"
 	"github.com/qdm12/gotree"
 )
 
@@ -23,17 +22,19 @@ type Provider struct {
 }
 
 // TODO v4 remove pointer for receiver (because of Surfshark).
-func (p *Provider) validate(vpnType string, allServers models.AllServers) (err error) {
+func (p *Provider) validate(vpnType string, storage Storage) (err error) {
 	// Validate Name
 	var validNames []string
 	if vpnType == vpn.OpenVPN {
-		validNames = providers.All()
+		validNames = providers.AllWithCustom()
 		validNames = append(validNames, "pia") // Retro-compatibility
 	} else { // Wireguard
 		validNames = []string{
+			providers.Airvpn,
 			providers.Custom,
 			providers.Ivpn,
 			providers.Mullvad,
+			providers.Surfshark,
 			providers.Windscribe,
 		}
 	}
@@ -42,7 +43,7 @@ func (p *Provider) validate(vpnType string, allServers models.AllServers) (err e
 			ErrVPNProviderNameNotValid, *p.Name, helpers.ChoicesOrString(validNames))
 	}
 
-	err = p.ServerSelection.validate(*p.Name, allServers)
+	err = p.ServerSelection.validate(*p.Name, storage)
 	if err != nil {
 		return fmt.Errorf("server selection: %w", err)
 	}

internal/configuration/settings/publicip.go

@@ -48,18 +48,18 @@ func (p *PublicIP) copy() (copied PublicIP) {
 }
 
 func (p *PublicIP) mergeWith(other PublicIP) {
-	p.Period = helpers.MergeWithDuration(p.Period, other.Period)
+	p.Period = helpers.MergeWithDurationPtr(p.Period, other.Period)
 	p.IPFilepath = helpers.MergeWithStringPtr(p.IPFilepath, other.IPFilepath)
 }
 
 func (p *PublicIP) overrideWith(other PublicIP) {
-	p.Period = helpers.OverrideWithDuration(p.Period, other.Period)
+	p.Period = helpers.OverrideWithDurationPtr(p.Period, other.Period)
 	p.IPFilepath = helpers.OverrideWithStringPtr(p.IPFilepath, other.IPFilepath)
 }
 
 func (p *PublicIP) setDefaults() {
 	const defaultPeriod = 12 * time.Hour
-	p.Period = helpers.DefaultDuration(p.Period, defaultPeriod)
+	p.Period = helpers.DefaultDurationPtr(p.Period, defaultPeriod)
 	p.IPFilepath = helpers.DefaultStringPtr(p.IPFilepath, "/tmp/gluetun/ip")
 }
 

internal/configuration/settings/serverselection.go

@@ -45,6 +45,10 @@ type ServerSelection struct { //nolint:maligned
 	// FreeOnly is true if VPN servers that are not free should
 	// be filtered. This is used with ProtonVPN and VPN Unlimited.
 	FreeOnly *bool
+	// PremiumOnly is true if VPN servers that are not premium should
+	// be filtered. This is used with VPN Secure.
+	// TODO extend to providers using FreeOnly.
+	PremiumOnly *bool
 	// StreamOnly is true if VPN servers not for streaming should
 	// be filtered. This is used with VPNUnlimited.
 	StreamOnly *bool
@@ -63,26 +67,26 @@ type ServerSelection struct { //nolint:maligned
 var (
 	ErrOwnedOnlyNotSupported    = errors.New("owned only filter is not supported")
 	ErrFreeOnlyNotSupported     = errors.New("free only filter is not supported")
+	ErrPremiumOnlyNotSupported  = errors.New("premium only filter is not supported")
 	ErrStreamOnlyNotSupported   = errors.New("stream only filter is not supported")
 	ErrMultiHopOnlyNotSupported = errors.New("multi hop only filter is not supported")
+	ErrFreePremiumBothSet       = errors.New("free only and premium only filters are both set")
 )
 
 func (ss *ServerSelection) validate(vpnServiceProvider string,
-	allServers models.AllServers) (err error) {
+	storage Storage) (err error) {
 	switch ss.VPN {
 	case vpn.OpenVPN, vpn.Wireguard:
 	default:
 		return fmt.Errorf("%w: %s", ErrVPNTypeNotValid, ss.VPN)
 	}
 
-	countryChoices, regionChoices, cityChoices,
-		ispChoices, nameChoices, hostnameChoices, err := getLocationFilterChoices(vpnServiceProvider, ss, allServers)
+	filterChoices, err := getLocationFilterChoices(vpnServiceProvider, ss, storage)
 	if err != nil {
 		return err // already wrapped error
 	}
 
-	err = validateServerFilters(*ss, countryChoices, regionChoices, cityChoices,
-		ispChoices, nameChoices, hostnameChoices)
+	err = validateServerFilters(*ss, filterChoices)
 	if err != nil {
 		if errors.Is(err, helpers.ErrNoChoice) {
 			return fmt.Errorf("for VPN service provider %s: %w", vpnServiceProvider, err)
@@ -105,6 +109,18 @@ func (ss *ServerSelection) validate(vpnServiceProvider string,
 			ErrFreeOnlyNotSupported, vpnServiceProvider)
 	}
 
+	if *ss.PremiumOnly &&
+		!helpers.IsOneOf(vpnServiceProvider,
+			providers.VPNSecure,
+		) {
+		return fmt.Errorf("%w: for VPN service provider %s",
+			ErrPremiumOnlyNotSupported, vpnServiceProvider)
+	}
+
+	if *ss.FreeOnly && *ss.PremiumOnly {
+		return ErrFreePremiumBothSet
+	}
+
 	if *ss.StreamOnly &&
 		!helpers.IsOneOf(vpnServiceProvider,
 			providers.Protonvpn,
@@ -135,155 +151,48 @@ func (ss *ServerSelection) validate(vpnServiceProvider string,
 	return nil
 }
 
-func getLocationFilterChoices(vpnServiceProvider string, ss *ServerSelection,
-	allServers models.AllServers) (
-	countryChoices, regionChoices, cityChoices,
-	ispChoices, nameChoices, hostnameChoices []string,
+func getLocationFilterChoices(vpnServiceProvider string,
+	ss *ServerSelection, storage Storage) (filterChoices models.FilterChoices,
 	err error) {
-	switch vpnServiceProvider {
-	case providers.Custom:
-	case providers.Cyberghost:
-		servers := allServers.GetCyberghost()
-		countryChoices = validation.ExtractCountries(servers)
-		hostnameChoices = validation.ExtractHostnames(servers)
-	case providers.Expressvpn:
-		servers := allServers.GetExpressvpn()
-		countryChoices = validation.ExtractCountries(servers)
-		cityChoices = validation.ExtractCities(servers)
-		hostnameChoices = validation.ExtractHostnames(servers)
-	case providers.Fastestvpn:
-		servers := allServers.GetFastestvpn()
-		countryChoices = validation.ExtractCountries(servers)
-		hostnameChoices = validation.ExtractHostnames(servers)
-	case providers.HideMyAss:
-		servers := allServers.GetHideMyAss()
-		countryChoices = validation.ExtractCountries(servers)
-		regionChoices = validation.ExtractRegions(servers)
-		cityChoices = validation.ExtractCities(servers)
-		hostnameChoices = validation.ExtractHostnames(servers)
-	case providers.Ipvanish:
-		servers := allServers.GetIpvanish()
-		countryChoices = validation.ExtractCountries(servers)
-		cityChoices = validation.ExtractCities(servers)
-		hostnameChoices = validation.ExtractHostnames(servers)
-	case providers.Ivpn:
-		servers := allServers.GetIvpn()
-		countryChoices = validation.ExtractCountries(servers)
-		cityChoices = validation.ExtractCities(servers)
-		ispChoices = validation.ExtractISPs(servers)
-		hostnameChoices = validation.ExtractHostnames(servers)
-	case providers.Mullvad:
-		servers := allServers.GetMullvad()
-		countryChoices = validation.ExtractCountries(servers)
-		cityChoices = validation.ExtractCities(servers)
-		ispChoices = validation.ExtractISPs(servers)
-		hostnameChoices = validation.ExtractHostnames(servers)
-	case providers.Nordvpn:
-		servers := allServers.GetNordvpn()
-		regionChoices = validation.ExtractRegions(servers)
-		hostnameChoices = validation.ExtractHostnames(servers)
-	case providers.Perfectprivacy:
-		servers := allServers.GetPerfectprivacy()
-		cityChoices = validation.ExtractCities(servers)
-	case providers.Privado:
-		servers := allServers.GetPrivado()
-		countryChoices = validation.ExtractCountries(servers)
-		regionChoices = validation.ExtractRegions(servers)
-		cityChoices = validation.ExtractCities(servers)
-		hostnameChoices = validation.ExtractHostnames(servers)
-	case providers.PrivateInternetAccess:
-		servers := allServers.GetPia()
-		regionChoices = validation.ExtractRegions(servers)
-		hostnameChoices = validation.ExtractHostnames(servers)
-		nameChoices = validation.ExtractServerNames(servers)
-	case providers.Privatevpn:
-		servers := allServers.GetPrivatevpn()
-		countryChoices = validation.ExtractCountries(servers)
-		cityChoices = validation.ExtractCities(servers)
-		hostnameChoices = validation.ExtractHostnames(servers)
-	case providers.Protonvpn:
-		servers := allServers.GetProtonvpn()
-		countryChoices = validation.ExtractCountries(servers)
-		regionChoices = validation.ExtractRegions(servers)
-		cityChoices = validation.ExtractCities(servers)
-		nameChoices = validation.ExtractServerNames(servers)
-		hostnameChoices = validation.ExtractHostnames(servers)
-	case providers.Purevpn:
-		servers := allServers.GetPurevpn()
-		countryChoices = validation.ExtractCountries(servers)
-		regionChoices = validation.ExtractRegions(servers)
-		cityChoices = validation.ExtractCities(servers)
-		hostnameChoices = validation.ExtractHostnames(servers)
-	case providers.Surfshark:
-		servers := allServers.GetSurfshark()
-		countryChoices = validation.ExtractCountries(servers)
-		cityChoices = validation.ExtractCities(servers)
-		hostnameChoices = validation.ExtractHostnames(servers)
-		regionChoices = validation.ExtractRegions(servers)
+	filterChoices = storage.GetFilterChoices(vpnServiceProvider)
+
+	if vpnServiceProvider == providers.Surfshark {
+		// // Retro compatibility
 		// TODO v4 remove
-		regionChoices = append(regionChoices, validation.SurfsharkRetroLocChoices()...)
-		if err := helpers.AreAllOneOf(ss.Regions, regionChoices); err != nil {
-			return nil, nil, nil, nil, nil, nil, fmt.Errorf("%w: %s", ErrRegionNotValid, err)
+		filterChoices.Regions = append(filterChoices.Regions, validation.SurfsharkRetroLocChoices()...)
+		if err := helpers.AreAllOneOf(ss.Regions, filterChoices.Regions); err != nil {
+			return models.FilterChoices{}, fmt.Errorf("%w: %s", ErrRegionNotValid, err)
 		}
-		// Retro compatibility
-		// TODO remove in v4
 		*ss = surfsharkRetroRegion(*ss)
-	case providers.Torguard:
-		servers := allServers.GetTorguard()
-		countryChoices = validation.ExtractCountries(servers)
-		cityChoices = validation.ExtractCities(servers)
-		hostnameChoices = validation.ExtractHostnames(servers)
-	case providers.VPNUnlimited:
-		servers := allServers.GetVPNUnlimited()
-		countryChoices = validation.ExtractCountries(servers)
-		cityChoices = validation.ExtractCities(servers)
-		hostnameChoices = validation.ExtractHostnames(servers)
-	case providers.Vyprvpn:
-		servers := allServers.GetVyprvpn()
-		regionChoices = validation.ExtractRegions(servers)
-	case providers.Wevpn:
-		servers := allServers.GetWevpn()
-		cityChoices = validation.ExtractCities(servers)
-		hostnameChoices = validation.ExtractHostnames(servers)
-	case providers.Windscribe:
-		servers := allServers.GetWindscribe()
-		regionChoices = validation.ExtractRegions(servers)
-		cityChoices = validation.ExtractCities(servers)
-		hostnameChoices = validation.ExtractHostnames(servers)
-	default:
-		return nil, nil, nil, nil, nil, nil, fmt.Errorf("%w: %s", ErrVPNProviderNameNotValid, vpnServiceProvider)
 	}
 
-	return countryChoices, regionChoices, cityChoices,
-		ispChoices, nameChoices, hostnameChoices, nil
+	return filterChoices, nil
 }
 
 // validateServerFilters validates filters against the choices given as arguments.
 // Set an argument to nil to pass the check for a particular filter.
-func validateServerFilters(settings ServerSelection,
-	countryChoices, regionChoices, cityChoices, ispChoices,
-	nameChoices, hostnameChoices []string) (err error) {
-	if err := helpers.AreAllOneOf(settings.Countries, countryChoices); err != nil {
+func validateServerFilters(settings ServerSelection, filterChoices models.FilterChoices) (err error) {
+	if err := helpers.AreAllOneOf(settings.Countries, filterChoices.Countries); err != nil {
 		return fmt.Errorf("%w: %s", ErrCountryNotValid, err)
 	}
 
-	if err := helpers.AreAllOneOf(settings.Regions, regionChoices); err != nil {
+	if err := helpers.AreAllOneOf(settings.Regions, filterChoices.Regions); err != nil {
 		return fmt.Errorf("%w: %s", ErrRegionNotValid, err)
 	}
 
-	if err := helpers.AreAllOneOf(settings.Cities, cityChoices); err != nil {
+	if err := helpers.AreAllOneOf(settings.Cities, filterChoices.Cities); err != nil {
 		return fmt.Errorf("%w: %s", ErrCityNotValid, err)
 	}
 
-	if err := helpers.AreAllOneOf(settings.ISPs, ispChoices); err != nil {
+	if err := helpers.AreAllOneOf(settings.ISPs, filterChoices.ISPs); err != nil {
 		return fmt.Errorf("%w: %s", ErrISPNotValid, err)
 	}
 
-	if err := helpers.AreAllOneOf(settings.Hostnames, hostnameChoices); err != nil {
+	if err := helpers.AreAllOneOf(settings.Hostnames, filterChoices.Hostnames); err != nil {
 		return fmt.Errorf("%w: %s", ErrHostnameNotValid, err)
 	}
 
-	if err := helpers.AreAllOneOf(settings.Names, nameChoices); err != nil {
+	if err := helpers.AreAllOneOf(settings.Names, filterChoices.Names); err != nil {
 		return fmt.Errorf("%w: %s", ErrNameNotValid, err)
 	}
 
@@ -303,6 +212,7 @@ func (ss *ServerSelection) copy() (copied ServerSelection) {
 		Numbers:      helpers.CopyUint16Slice(ss.Numbers),
 		OwnedOnly:    helpers.CopyBoolPtr(ss.OwnedOnly),
 		FreeOnly:     helpers.CopyBoolPtr(ss.FreeOnly),
+		PremiumOnly:  helpers.CopyBoolPtr(ss.PremiumOnly),
 		StreamOnly:   helpers.CopyBoolPtr(ss.StreamOnly),
 		MultiHopOnly: helpers.CopyBoolPtr(ss.MultiHopOnly),
 		OpenVPN:      ss.OpenVPN.copy(),
@@ -322,6 +232,7 @@ func (ss *ServerSelection) mergeWith(other ServerSelection) {
 	ss.Numbers = helpers.MergeUint16Slices(ss.Numbers, other.Numbers)
 	ss.OwnedOnly = helpers.MergeWithBool(ss.OwnedOnly, other.OwnedOnly)
 	ss.FreeOnly = helpers.MergeWithBool(ss.FreeOnly, other.FreeOnly)
+	ss.PremiumOnly = helpers.MergeWithBool(ss.PremiumOnly, other.PremiumOnly)
 	ss.StreamOnly = helpers.MergeWithBool(ss.StreamOnly, other.StreamOnly)
 	ss.MultiHopOnly = helpers.MergeWithBool(ss.MultiHopOnly, other.MultiHopOnly)
 
@@ -341,6 +252,7 @@ func (ss *ServerSelection) overrideWith(other ServerSelection) {
 	ss.Numbers = helpers.OverrideWithUint16Slice(ss.Numbers, other.Numbers)
 	ss.OwnedOnly = helpers.OverrideWithBool(ss.OwnedOnly, other.OwnedOnly)
 	ss.FreeOnly = helpers.OverrideWithBool(ss.FreeOnly, other.FreeOnly)
+	ss.PremiumOnly = helpers.OverrideWithBool(ss.PremiumOnly, other.PremiumOnly)
 	ss.StreamOnly = helpers.OverrideWithBool(ss.StreamOnly, other.StreamOnly)
 	ss.MultiHopOnly = helpers.OverrideWithBool(ss.MultiHopOnly, other.MultiHopOnly)
 	ss.OpenVPN.overrideWith(other.OpenVPN)
@@ -352,6 +264,7 @@ func (ss *ServerSelection) setDefaults(vpnProvider string) {
 	ss.TargetIP = helpers.DefaultIP(ss.TargetIP, net.IP{})
 	ss.OwnedOnly = helpers.DefaultBool(ss.OwnedOnly, false)
 	ss.FreeOnly = helpers.DefaultBool(ss.FreeOnly, false)
+	ss.PremiumOnly = helpers.DefaultBool(ss.PremiumOnly, false)
 	ss.StreamOnly = helpers.DefaultBool(ss.StreamOnly, false)
 	ss.MultiHopOnly = helpers.DefaultBool(ss.MultiHopOnly, false)
 	ss.OpenVPN.setDefaults(vpnProvider)
@@ -408,6 +321,10 @@ func (ss ServerSelection) toLinesNode() (node *gotree.Node) {
 		node.Appendf("Free only servers: yes")
 	}
 
+	if *ss.PremiumOnly {
+		node.Appendf("Premium only servers: yes")
+	}
+
 	if *ss.StreamOnly {
 		node.Appendf("Stream only servers: yes")
 	}

internal/configuration/settings/settings.go

@@ -24,10 +24,14 @@ type Settings struct {
 	Pprof         pprof.Settings
 }
 
+type Storage interface {
+	GetFilterChoices(provider string) models.FilterChoices
+}
+
 // Validate validates all the settings and returns an error
 // if one of them is not valid.
 // TODO v4 remove pointer for receiver (because of Surfshark).
-func (s *Settings) Validate(allServers models.AllServers) (err error) {
+func (s *Settings) Validate(storage Storage) (err error) {
 	nameToValidation := map[string]func() error{
 		"control server":  s.ControlServer.validate,
 		"dns":             s.DNS.validate,
@@ -42,7 +46,7 @@ func (s *Settings) Validate(allServers models.AllServers) (err error) {
 		"version":         s.Version.validate,
 		// Pprof validation done in pprof constructor
 		"VPN": func() error {
-			return s.VPN.validate(allServers)
+			return s.VPN.Validate(storage)
 		},
 	}
 
@@ -69,7 +73,7 @@ func (s *Settings) copy() (copied Settings) {
 		System:        s.System.copy(),
 		Updater:       s.Updater.copy(),
 		Version:       s.Version.copy(),
-		VPN:           s.VPN.copy(),
+		VPN:           s.VPN.Copy(),
 		Pprof:         s.Pprof.Copy(),
 	}
 }
@@ -91,7 +95,7 @@ func (s *Settings) MergeWith(other Settings) {
 }
 
 func (s *Settings) OverrideWith(other Settings,
-	allServers models.AllServers) (err error) {
+	storage Storage) (err error) {
 	patchedSettings := s.copy()
 	patchedSettings.ControlServer.overrideWith(other.ControlServer)
 	patchedSettings.DNS.overrideWith(other.DNS)
@@ -104,9 +108,9 @@ func (s *Settings) OverrideWith(other Settings,
 	patchedSettings.System.overrideWith(other.System)
 	patchedSettings.Updater.overrideWith(other.Updater)
 	patchedSettings.Version.overrideWith(other.Version)
-	patchedSettings.VPN.overrideWith(other.VPN)
-	patchedSettings.Pprof.MergeWith(other.Pprof)
-	err = patchedSettings.Validate(allServers)
+	patchedSettings.VPN.OverrideWith(other.VPN)
+	patchedSettings.Pprof.OverrideWith(other.Pprof)
+	err = patchedSettings.Validate(storage)
 	if err != nil {
 		return err
 	}

internal/configuration/settings/settings_test.go

@@ -34,7 +34,6 @@ func Test_Settings_String(t *testing.T) {
 |       ├── User: [not set]
 |       ├── Password: [not set]
 |       ├── Private Internet Access encryption preset: strong
-|       ├── Tunnel IPv6: no
 |       ├── Network interface: tun0
 |       ├── Run OpenVPN as: root
 |       └── Verbosity level: 1
@@ -67,6 +66,8 @@ func Test_Settings_String(t *testing.T) {
 ├── Health settings:
 |   ├── Server listening address: 127.0.0.1:9999
 |   ├── Target address: cloudflare.com:443
+|   ├── Read header timeout: 100ms
+|   ├── Read timeout: 500ms
 |   └── VPN wait durations:
 |       ├── Initial duration: 6s
 |       └── Additional duration: 5s

internal/configuration/settings/surfshark_retro.go

@@ -3,15 +3,14 @@ package settings
 import (
 	"strings"
 
-	"github.com/qdm12/gluetun/internal/constants"
-	"github.com/qdm12/gluetun/internal/models"
+	"github.com/qdm12/gluetun/internal/provider/surfshark/servers"
 )
 
 func surfsharkRetroRegion(selection ServerSelection) (
 	updatedSelection ServerSelection) {
-	locationData := constants.SurfsharkLocationData()
+	locationData := servers.LocationData()
 
-	retroToLocation := make(map[string]models.SurfsharkLocationData, len(locationData))
+	retroToLocation := make(map[string]servers.ServerLocation, len(locationData))
 	for _, data := range locationData {
 		if data.RetroLoc == "" {
 			continue

internal/configuration/settings/updater.go

@@ -2,7 +2,6 @@ package settings
 
 import (
 	"fmt"
-	"net"
 	"strings"
 	"time"
 
@@ -21,16 +20,15 @@ type Updater struct {
 	Period *time.Duration
 	// DNSAddress is the DNS server address to use
 	// to resolve VPN server hostnames to IP addresses.
-	// It cannot be nil in the internal state.
-	DNSAddress net.IP
+	// It cannot be the empty string in the internal state.
+	DNSAddress string
+	// MinRatio is the minimum ratio of servers to
+	// find per provider, compared to the total current
+	// number of servers. It defaults to 0.8.
+	MinRatio float64
 	// Providers is the list of VPN service providers
 	// to update server information for.
 	Providers []string
-	// CLI is to precise the updater is running in CLI
-	// mode. This is set automatically and cannot be set
-	// by settings sources. It cannot be nil in the
-	// internal state.
-	CLI *bool
 }
 
 func (u Updater) Validate() (err error) {
@@ -40,21 +38,23 @@ func (u Updater) Validate() (err error) {
 			ErrUpdaterPeriodTooSmall, *u.Period, minPeriod)
 	}
 
-	for i, provider := range u.Providers {
-		valid := false
-		for _, validProvider := range providers.All() {
-			if validProvider == providers.Custom {
-				continue
-			}
+	if u.MinRatio <= 0 || u.MinRatio > 1 {
+		return fmt.Errorf("%w: %.2f must be between 0+ and 1",
+			ErrMinRatioNotValid, u.MinRatio)
+	}
 
+	validProviders := providers.All()
+	for _, provider := range u.Providers {
+		valid := false
+		for _, validProvider := range validProviders {
 			if provider == validProvider {
 				valid = true
 				break
 			}
 		}
 		if !valid {
-			return fmt.Errorf("%w: %s at index %d",
-				ErrVPNProviderNameNotValid, provider, i)
+			return fmt.Errorf("%w: %q can only be one of %s",
+				ErrVPNProviderNameNotValid, provider, helpers.ChoicesOrString(validProviders))
 		}
 	}
 
@@ -64,35 +64,40 @@ func (u Updater) Validate() (err error) {
 func (u *Updater) copy() (copied Updater) {
 	return Updater{
 		Period:     helpers.CopyDurationPtr(u.Period),
-		DNSAddress: helpers.CopyIP(u.DNSAddress),
+		DNSAddress: u.DNSAddress,
+		MinRatio:   u.MinRatio,
 		Providers:  helpers.CopyStringSlice(u.Providers),
-		CLI:        u.CLI,
 	}
 }
 
 // mergeWith merges the other settings into any
 // unset field of the receiver settings object.
 func (u *Updater) mergeWith(other Updater) {
-	u.Period = helpers.MergeWithDuration(u.Period, other.Period)
-	u.DNSAddress = helpers.MergeWithIP(u.DNSAddress, other.DNSAddress)
+	u.Period = helpers.MergeWithDurationPtr(u.Period, other.Period)
+	u.DNSAddress = helpers.MergeWithString(u.DNSAddress, other.DNSAddress)
+	u.MinRatio = helpers.MergeWithFloat64(u.MinRatio, other.MinRatio)
 	u.Providers = helpers.MergeStringSlices(u.Providers, other.Providers)
-	u.CLI = helpers.MergeWithBool(u.CLI, other.CLI)
 }
 
 // overrideWith overrides fields of the receiver
 // settings object with any field set in the other
 // settings.
 func (u *Updater) overrideWith(other Updater) {
-	u.Period = helpers.OverrideWithDuration(u.Period, other.Period)
-	u.DNSAddress = helpers.OverrideWithIP(u.DNSAddress, other.DNSAddress)
+	u.Period = helpers.OverrideWithDurationPtr(u.Period, other.Period)
+	u.DNSAddress = helpers.OverrideWithString(u.DNSAddress, other.DNSAddress)
+	u.MinRatio = helpers.OverrideWithFloat64(u.MinRatio, other.MinRatio)
 	u.Providers = helpers.OverrideWithStringSlice(u.Providers, other.Providers)
-	u.CLI = helpers.MergeWithBool(u.CLI, other.CLI)
 }
 
 func (u *Updater) SetDefaults(vpnProvider string) {
-	u.Period = helpers.DefaultDuration(u.Period, 0)
-	u.DNSAddress = helpers.DefaultIP(u.DNSAddress, net.IPv4(1, 1, 1, 1))
-	u.CLI = helpers.DefaultBool(u.CLI, false)
+	u.Period = helpers.DefaultDurationPtr(u.Period, 0)
+	u.DNSAddress = helpers.DefaultString(u.DNSAddress, "1.1.1.1:53")
+
+	if u.MinRatio == 0 {
+		const defaultMinRatio = 0.8
+		u.MinRatio = defaultMinRatio
+	}
+
 	if len(u.Providers) == 0 && vpnProvider != providers.Custom {
 		u.Providers = []string{vpnProvider}
 	}
@@ -110,11 +115,8 @@ func (u Updater) toLinesNode() (node *gotree.Node) {
 	node = gotree.New("Server data updater settings:")
 	node.Appendf("Update period: %s", *u.Period)
 	node.Appendf("DNS address: %s", u.DNSAddress)
+	node.Appendf("Minimum ratio: %.1f", u.MinRatio)
 	node.Appendf("Providers to update: %s", strings.Join(u.Providers, ", "))
 
-	if *u.CLI {
-		node.Appendf("CLI mode: enabled")
-	}
-
 	return node
 }

internal/configuration/settings/validation/servers.go

@@ -19,6 +19,9 @@ func ExtractCountries(servers []models.Server) (values []string) {
 	values = make([]string, 0, len(servers))
 	for _, server := range servers {
 		value := server.Country
+		if value == "" {
+			continue
+		}
 		_, alreadySeen := seen[value]
 		if alreadySeen {
 			continue
@@ -35,6 +38,9 @@ func ExtractRegions(servers []models.Server) (values []string) {
 	values = make([]string, 0, len(servers))
 	for _, server := range servers {
 		value := server.Region
+		if value == "" {
+			continue
+		}
 		_, alreadySeen := seen[value]
 		if alreadySeen {
 			continue
@@ -51,6 +57,9 @@ func ExtractCities(servers []models.Server) (values []string) {
 	values = make([]string, 0, len(servers))
 	for _, server := range servers {
 		value := server.City
+		if value == "" {
+			continue
+		}
 		_, alreadySeen := seen[value]
 		if alreadySeen {
 			continue
@@ -67,6 +76,9 @@ func ExtractISPs(servers []models.Server) (values []string) {
 	values = make([]string, 0, len(servers))
 	for _, server := range servers {
 		value := server.ISP
+		if value == "" {
+			continue
+		}
 		_, alreadySeen := seen[value]
 		if alreadySeen {
 			continue
@@ -83,6 +95,9 @@ func ExtractServerNames(servers []models.Server) (values []string) {
 	values = make([]string, 0, len(servers))
 	for _, server := range servers {
 		value := server.ServerName
+		if value == "" {
+			continue
+		}
 		_, alreadySeen := seen[value]
 		if alreadySeen {
 			continue
@@ -99,6 +114,9 @@ func ExtractHostnames(servers []models.Server) (values []string) {
 	values = make([]string, 0, len(servers))
 	for _, server := range servers {
 		value := server.Hostname
+		if value == "" {
+			continue
+		}
 		_, alreadySeen := seen[value]
 		if alreadySeen {
 			continue

internal/configuration/settings/validation/surfshark.go

@@ -1,12 +1,12 @@
 package validation
 
 import (
-	"github.com/qdm12/gluetun/internal/constants"
+	"github.com/qdm12/gluetun/internal/provider/surfshark/servers"
 )
 
 // TODO remove in v4.
 func SurfsharkRetroLocChoices() (choices []string) {
-	locationData := constants.SurfsharkLocationData()
+	locationData := servers.LocationData()
 	choices = make([]string, 0, len(locationData))
 	seen := make(map[string]struct{}, len(locationData))
 	for _, data := range locationData {

internal/configuration/settings/vpn.go

@@ -6,7 +6,6 @@ import (
 
 	"github.com/qdm12/gluetun/internal/configuration/settings/helpers"
 	"github.com/qdm12/gluetun/internal/constants/vpn"
-	"github.com/qdm12/gluetun/internal/models"
 	"github.com/qdm12/gotree"
 )
 
@@ -21,7 +20,7 @@ type VPN struct {
 }
 
 // TODO v4 remove pointer for receiver (because of Surfshark).
-func (v *VPN) validate(allServers models.AllServers) (err error) {
+func (v *VPN) Validate(storage Storage) (err error) {
 	// Validate Type
 	validVPNTypes := []string{vpn.OpenVPN, vpn.Wireguard}
 	if !helpers.IsOneOf(v.Type, validVPNTypes...) {
@@ -29,7 +28,7 @@ func (v *VPN) validate(allServers models.AllServers) (err error) {
 			ErrVPNTypeNotValid, v.Type, strings.Join(validVPNTypes, ", "))
 	}
 
-	err = v.Provider.validate(v.Type, allServers)
+	err = v.Provider.validate(v.Type, storage)
 	if err != nil {
 		return fmt.Errorf("provider settings: %w", err)
 	}
@@ -49,7 +48,7 @@ func (v *VPN) validate(allServers models.AllServers) (err error) {
 	return nil
 }
 
-func (v *VPN) copy() (copied VPN) {
+func (v *VPN) Copy() (copied VPN) {
 	return VPN{
 		Type:      v.Type,
 		Provider:  v.Provider.copy(),
@@ -65,7 +64,7 @@ func (v *VPN) mergeWith(other VPN) {
 	v.Wireguard.mergeWith(other.Wireguard)
 }
 
-func (v *VPN) overrideWith(other VPN) {
+func (v *VPN) OverrideWith(other VPN) {
 	v.Type = helpers.OverrideWithString(v.Type, other.Type)
 	v.Provider.overrideWith(other.Provider)
 	v.OpenVPN.overrideWith(other.OpenVPN)

internal/configuration/settings/wireguard.go

@@ -38,6 +38,7 @@ func (w Wireguard) validate(vpnProvider string) (err error) {
 		providers.Custom,
 		providers.Ivpn,
 		providers.Mullvad,
+		providers.Surfshark,
 		providers.Windscribe,
 	) {
 		// do not validate for VPN provider not supporting Wireguard
@@ -53,6 +54,12 @@ func (w Wireguard) validate(vpnProvider string) (err error) {
 		return fmt.Errorf("private key is not valid: %w", err)
 	}
 
+	if vpnProvider == providers.Airvpn {
+		if *w.PreSharedKey == "" {
+			return fmt.Errorf("%w", ErrWireguardPreSharedKeyNotSet)
+		}
+	}
+
 	// Validate PreSharedKey
 	if *w.PreSharedKey != "" { // Note: this is optional
 		_, err = wgtypes.ParseKey(*w.PreSharedKey)

internal/configuration/settings/wireguardselection.go

@@ -19,7 +19,7 @@ type WireguardSelection struct {
 	// in the internal state.
 	EndpointIP net.IP
 	// EndpointPort is a the server port to use for the VPN server.
-	// It is optional for VPN providers IVPN, Mullvad
+	// It is optional for VPN providers IVPN, Mullvad, Surfshark
 	// and Windscribe, and compulsory for the others.
 	// When optional, it can be set to 0 to indicate not use
 	// a custom endpoint port. It cannot be nil in the internal
@@ -36,7 +36,9 @@ type WireguardSelection struct {
 func (w WireguardSelection) validate(vpnProvider string) (err error) {
 	// Validate EndpointIP
 	switch vpnProvider {
-	case providers.Ivpn, providers.Mullvad, providers.Windscribe: // endpoint IP addresses are baked in
+	case providers.Airvpn, providers.Ivpn, providers.Mullvad,
+		providers.Surfshark, providers.Windscribe:
+		// endpoint IP addresses are baked in
 	case providers.Custom:
 		if len(w.EndpointIP) == 0 {
 			return ErrWireguardEndpointIPNotSet
@@ -51,7 +53,12 @@ func (w WireguardSelection) validate(vpnProvider string) (err error) {
 		if *w.EndpointPort == 0 {
 			return ErrWireguardEndpointPortNotSet
 		}
-	case providers.Ivpn, providers.Mullvad, providers.Windscribe:
+	// EndpointPort cannot be set
+	case providers.Surfshark:
+		if *w.EndpointPort != 0 {
+			return ErrWireguardEndpointPortSet
+		}
+	case providers.Airvpn, providers.Ivpn, providers.Mullvad, providers.Windscribe:
 		// EndpointPort is optional and can be 0
 		if *w.EndpointPort == 0 {
 			break // no custom endpoint port set
@@ -61,6 +68,8 @@ func (w WireguardSelection) validate(vpnProvider string) (err error) {
 		}
 		var allowed []uint16
 		switch vpnProvider {
+		case providers.Airvpn:
+			allowed = []uint16{1637, 47107}
 		case providers.Ivpn:
 			allowed = []uint16{2049, 2050, 53, 30587, 41893, 48574, 58237}
 		case providers.Windscribe:
@@ -78,7 +87,9 @@ func (w WireguardSelection) validate(vpnProvider string) (err error) {
 
 	// Validate PublicKey
 	switch vpnProvider {
-	case providers.Ivpn, providers.Mullvad, providers.Windscribe: // public keys are baked in
+	case providers.Ivpn, providers.Mullvad,
+		providers.Surfshark, providers.Windscribe:
+		// public keys are baked in
 	case providers.Custom:
 		if w.PublicKey == "" {
 			return ErrWireguardPublicKeyNotSet

internal/configuration/sources/env/dns.go

@@ -7,8 +7,8 @@ import (
 	"github.com/qdm12/gluetun/internal/configuration/settings"
 )
 
-func (r *Reader) readDNS() (dns settings.DNS, err error) {
-	dns.ServerAddress, err = r.readDNSServerAddress()
+func (s *Source) readDNS() (dns settings.DNS, err error) {
+	dns.ServerAddress, err = s.readDNSServerAddress()
 	if err != nil {
 		return dns, err
 	}
@@ -18,7 +18,7 @@ func (r *Reader) readDNS() (dns settings.DNS, err error) {
 		return dns, fmt.Errorf("environment variable DNS_KEEP_NAMESERVER: %w", err)
 	}
 
-	dns.DoT, err = r.readDoT()
+	dns.DoT, err = s.readDoT()
 	if err != nil {
 		return dns, fmt.Errorf("DoT settings: %w", err)
 	}
@@ -26,22 +26,22 @@ func (r *Reader) readDNS() (dns settings.DNS, err error) {
 	return dns, nil
 }
 
-func (r *Reader) readDNSServerAddress() (address net.IP, err error) {
-	key, s := r.getEnvWithRetro("DNS_ADDRESS", "DNS_PLAINTEXT_ADDRESS")
-	if s == "" {
+func (s *Source) readDNSServerAddress() (address net.IP, err error) {
+	key, value := s.getEnvWithRetro("DNS_ADDRESS", "DNS_PLAINTEXT_ADDRESS")
+	if value == "" {
 		return nil, nil
 	}
 
-	address = net.ParseIP(s)
+	address = net.ParseIP(value)
 	if address == nil {
-		return nil, fmt.Errorf("environment variable %s: %w: %s", key, ErrIPAddressParse, s)
+		return nil, fmt.Errorf("environment variable %s: %w: %s", key, ErrIPAddressParse, value)
 	}
 
 	// TODO remove in v4
 	if !address.Equal(net.IPv4(127, 0, 0, 1)) { //nolint:gomnd
-		r.warner.Warn(key + " is set to " + s +
+		s.warner.Warn(key + " is set to " + value +
 			" so the DNS over TLS (DoT) server will not be used." +
-			" The default value changed to 127.0.0.1 so it uses the internal DoT server." +
+			" The default value changed to 127.0.0.1 so it uses the internal DoT serves." +
 			" If the DoT server fails to start, the IPv4 address of the first plaintext DNS server" +
 			" corresponding to the first DoT provider chosen is used.")
 	}

internal/configuration/sources/env/dnsblacklist.go

@@ -9,13 +9,13 @@ import (
 	"inet.af/netaddr"
 )
 
-func (r *Reader) readDNSBlacklist() (blacklist settings.DNSBlacklist, err error) {
+func (s *Source) readDNSBlacklist() (blacklist settings.DNSBlacklist, err error) {
 	blacklist.BlockMalicious, err = envToBoolPtr("BLOCK_MALICIOUS")
 	if err != nil {
 		return blacklist, fmt.Errorf("environment variable BLOCK_MALICIOUS: %w", err)
 	}
 
-	blacklist.BlockSurveillance, err = r.readBlockSurveillance()
+	blacklist.BlockSurveillance, err = s.readBlockSurveillance()
 	if err != nil {
 		return blacklist, err
 	}
@@ -36,8 +36,8 @@ func (r *Reader) readDNSBlacklist() (blacklist settings.DNSBlacklist, err error)
 	return blacklist, nil
 }
 
-func (r *Reader) readBlockSurveillance() (blocked *bool, err error) {
-	key, value := r.getEnvWithRetro("BLOCK_SURVEILLANCE", "BLOCK_NSA")
+func (s *Source) readBlockSurveillance() (blocked *bool, err error) {
+	key, value := s.getEnvWithRetro("BLOCK_SURVEILLANCE", "BLOCK_NSA")
 	if value == "" {
 		return nil, nil //nolint:nilnil
 	}

internal/configuration/sources/env/dot.go

@@ -6,7 +6,7 @@ import (
 	"github.com/qdm12/gluetun/internal/configuration/settings"
 )
 
-func (r *Reader) readDoT() (dot settings.DoT, err error) {
+func (s *Source) readDoT() (dot settings.DoT, err error) {
 	dot.Enabled, err = envToBoolPtr("DOT")
 	if err != nil {
 		return dot, fmt.Errorf("environment variable DOT: %w", err)
@@ -22,7 +22,7 @@ func (r *Reader) readDoT() (dot settings.DoT, err error) {
 		return dot, err
 	}
 
-	dot.Blacklist, err = r.readDNSBlacklist()
+	dot.Blacklist, err = s.readDNSBlacklist()
 	if err != nil {
 		return dot, err
 	}

internal/configuration/sources/env/firewall.go

@@ -9,7 +9,7 @@ import (
 	"github.com/qdm12/gluetun/internal/configuration/settings"
 )
 
-func (r *Reader) readFirewall() (firewall settings.Firewall, err error) {
+func (s *Source) readFirewall() (firewall settings.Firewall, err error) {
 	vpnInputPortStrings := envToCSV("FIREWALL_VPN_INPUT_PORTS")
 	firewall.VPNInputPorts, err = stringsToPorts(vpnInputPortStrings)
 	if err != nil {
@@ -22,7 +22,7 @@ func (r *Reader) readFirewall() (firewall settings.Firewall, err error) {
 		return firewall, fmt.Errorf("environment variable FIREWALL_INPUT_PORTS: %w", err)
 	}
 
-	outboundSubnetsKey, _ := r.getEnvWithRetro("FIREWALL_OUTBOUND_SUBNETS", "EXTRA_SUBNETS")
+	outboundSubnetsKey, _ := s.getEnvWithRetro("FIREWALL_OUTBOUND_SUBNETS", "EXTRA_SUBNETS")
 	outboundSubnetStrings := envToCSV(outboundSubnetsKey)
 	firewall.OutboundSubnets, err = stringsToIPNets(outboundSubnetStrings)
 	if err != nil {

internal/configuration/sources/env/health.go

@@ -2,24 +2,23 @@ package env
 
 import (
 	"fmt"
-	"os"
 	"time"
 
 	"github.com/qdm12/gluetun/internal/configuration/settings"
 )
 
-func (r *Reader) ReadHealth() (health settings.Health, err error) {
-	health.ServerAddress = os.Getenv("HEALTH_SERVER_ADDRESS")
-	_, health.TargetAddress = r.getEnvWithRetro("HEALTH_TARGET_ADDRESS", "HEALTH_ADDRESS_TO_PING")
+func (s *Source) ReadHealth() (health settings.Health, err error) {
+	health.ServerAddress = getCleanedEnv("HEALTH_SERVER_ADDRESS")
+	_, health.TargetAddress = s.getEnvWithRetro("HEALTH_TARGET_ADDRESS", "HEALTH_ADDRESS_TO_PING")
 
-	health.VPN.Initial, err = r.readDurationWithRetro(
+	health.VPN.Initial, err = s.readDurationWithRetro(
 		"HEALTH_VPN_DURATION_INITIAL",
 		"HEALTH_OPENVPN_DURATION_INITIAL")
 	if err != nil {
 		return health, err
 	}
 
-	health.VPN.Addition, err = r.readDurationWithRetro(
+	health.VPN.Addition, err = s.readDurationWithRetro(
 		"HEALTH_VPN_DURATION_ADDITION",
 		"HEALTH_OPENVPN_DURATION_ADDITION")
 	if err != nil {
@@ -29,14 +28,14 @@ func (r *Reader) ReadHealth() (health settings.Health, err error) {
 	return health, nil
 }
 
-func (r *Reader) readDurationWithRetro(envKey, retroEnvKey string) (d *time.Duration, err error) {
-	envKey, s := r.getEnvWithRetro(envKey, retroEnvKey)
-	if s == "" {
+func (s *Source) readDurationWithRetro(envKey, retroEnvKey string) (d *time.Duration, err error) {
+	envKey, value := s.getEnvWithRetro(envKey, retroEnvKey)
+	if value == "" {
 		return nil, nil //nolint:nilnil
 	}
 
 	d = new(time.Duration)
-	*d, err = time.ParseDuration(s)
+	*d, err = time.ParseDuration(value)
 	if err != nil {
 		return nil, fmt.Errorf("environment variable %s: %w", envKey, err)
 	}

internal/configuration/sources/env/helpers.go

@@ -1,7 +1,6 @@
 package env
 
 import (
-	"encoding/base64"
 	"fmt"
 	"os"
 	"strconv"
@@ -12,8 +11,18 @@ import (
 	"github.com/qdm12/govalid/integer"
 )
 
+// getCleanedEnv returns an environment variable value with
+// surrounding spaces and trailing new line characters removed.
+func getCleanedEnv(envKey string) (value string) {
+	value = os.Getenv(envKey)
+	value = strings.TrimSpace(value)
+	value = strings.TrimSuffix(value, "\r\n")
+	value = strings.TrimSuffix(value, "\n")
+	return value
+}
+
 func envToCSV(envKey string) (values []string) {
-	csv := os.Getenv(envKey)
+	csv := getCleanedEnv(envKey)
 	if csv == "" {
 		return nil
 	}
@@ -21,15 +30,24 @@ func envToCSV(envKey string) (values []string) {
 }
 
 func envToInt(envKey string) (n int, err error) {
-	s := os.Getenv(envKey)
+	s := getCleanedEnv(envKey)
 	if s == "" {
 		return 0, nil
 	}
 	return strconv.Atoi(s)
 }
 
+func envToFloat64(envKey string) (f float64, err error) {
+	s := getCleanedEnv(envKey)
+	if s == "" {
+		return 0, nil
+	}
+	const bits = 64
+	return strconv.ParseFloat(s, bits)
+}
+
 func envToStringPtr(envKey string) (stringPtr *string) {
-	s := os.Getenv(envKey)
+	s := getCleanedEnv(envKey)
 	if s == "" {
 		return nil
 	}
@@ -37,7 +55,7 @@ func envToStringPtr(envKey string) (stringPtr *string) {
 }
 
 func envToBoolPtr(envKey string) (boolPtr *bool, err error) {
-	s := os.Getenv(envKey)
+	s := getCleanedEnv(envKey)
 	if s == "" {
 		return nil, nil //nolint:nilnil
 	}
@@ -49,7 +67,7 @@ func envToBoolPtr(envKey string) (boolPtr *bool, err error) {
 }
 
 func envToIntPtr(envKey string) (intPtr *int, err error) {
-	s := os.Getenv(envKey)
+	s := getCleanedEnv(envKey)
 	if s == "" {
 		return nil, nil //nolint:nilnil
 	}
@@ -61,7 +79,7 @@ func envToIntPtr(envKey string) (intPtr *int, err error) {
 }
 
 func envToUint8Ptr(envKey string) (uint8Ptr *uint8, err error) {
-	s := os.Getenv(envKey)
+	s := getCleanedEnv(envKey)
 	if s == "" {
 		return nil, nil //nolint:nilnil
 	}
@@ -78,7 +96,7 @@ func envToUint8Ptr(envKey string) (uint8Ptr *uint8, err error) {
 }
 
 func envToUint16Ptr(envKey string) (uint16Ptr *uint16, err error) {
-	s := os.Getenv(envKey)
+	s := getCleanedEnv(envKey)
 	if s == "" {
 		return nil, nil //nolint:nilnil
 	}
@@ -95,7 +113,7 @@ func envToUint16Ptr(envKey string) (uint16Ptr *uint16, err error) {
 }
 
 func envToDurationPtr(envKey string) (durationPtr *time.Duration, err error) {
-	s := os.Getenv(envKey)
+	s := getCleanedEnv(envKey)
 	if s == "" {
 		return nil, nil //nolint:nilnil
 	}
@@ -114,15 +132,6 @@ func lowerAndSplit(csv string) (values []string) {
 	return strings.Split(csv, ",")
 }
 
-func decodeBase64(b64String string) (decoded string, err error) {
-	b, err := base64.StdEncoding.DecodeString(b64String)
-	if err != nil {
-		return "", fmt.Errorf("cannot decode base64 string %q: %w",
-			b64String, err)
-	}
-	return string(b), nil
-}
-
 func unsetEnvKeys(envKeys []string, err error) (newErr error) {
 	newErr = err
 	for _, envKey := range envKeys {

internal/configuration/sources/env/helpers_test.go

@@ -20,7 +20,3 @@ func setTestEnv(t *testing.T, key, value string) {
 	})
 	require.NoError(t, err)
 }
-
-func TestXxx(t *testing.T) {
-	t.Log(int(^uint32(0)))
-}

internal/configuration/sources/env/httproxy.go

@@ -7,12 +7,12 @@ import (
 	"github.com/qdm12/govalid/binary"
 )
 
-func (r *Reader) readHTTPProxy() (httpProxy settings.HTTPProxy, err error) {
-	httpProxy.User = r.readHTTProxyUser()
-	httpProxy.Password = r.readHTTProxyPassword()
-	httpProxy.ListeningAddress = r.readHTTProxyListeningAddress()
+func (s *Source) readHTTPProxy() (httpProxy settings.HTTPProxy, err error) {
+	httpProxy.User = s.readHTTProxyUser()
+	httpProxy.Password = s.readHTTProxyPassword()
+	httpProxy.ListeningAddress = s.readHTTProxyListeningAddress()
 
-	httpProxy.Enabled, err = r.readHTTProxyEnabled()
+	httpProxy.Enabled, err = s.readHTTProxyEnabled()
 	if err != nil {
 		return httpProxy, err
 	}
@@ -22,7 +22,7 @@ func (r *Reader) readHTTPProxy() (httpProxy settings.HTTPProxy, err error) {
 		return httpProxy, fmt.Errorf("environment variable HTTPPROXY_STEALTH: %w", err)
 	}
 
-	httpProxy.Log, err = r.readHTTProxyLog()
+	httpProxy.Log, err = s.readHTTProxyLog()
 	if err != nil {
 		return httpProxy, err
 	}
@@ -30,38 +30,38 @@ func (r *Reader) readHTTPProxy() (httpProxy settings.HTTPProxy, err error) {
 	return httpProxy, nil
 }
 
-func (r *Reader) readHTTProxyUser() (user *string) {
-	_, s := r.getEnvWithRetro("HTTPPROXY_USER", "PROXY_USER", "TINYPROXY_USER")
-	if s != "" {
-		return &s
+func (s *Source) readHTTProxyUser() (user *string) {
+	_, value := s.getEnvWithRetro("HTTPPROXY_USER", "PROXY_USER", "TINYPROXY_USER")
+	if value != "" {
+		return &value
 	}
 	return nil
 }
 
-func (r *Reader) readHTTProxyPassword() (user *string) {
-	_, s := r.getEnvWithRetro("HTTPPROXY_PASSWORD", "PROXY_PASSWORD", "TINYPROXY_PASSWORD")
-	if s != "" {
-		return &s
+func (s *Source) readHTTProxyPassword() (user *string) {
+	_, value := s.getEnvWithRetro("HTTPPROXY_PASSWORD", "PROXY_PASSWORD", "TINYPROXY_PASSWORD")
+	if value != "" {
+		return &value
 	}
 	return nil
 }
 
-func (r *Reader) readHTTProxyListeningAddress() (listeningAddress string) {
-	key, value := r.getEnvWithRetro("HTTPPROXY_LISTENING_ADDRESS", "PROXY_PORT", "TINYPROXY_PORT", "HTTPPROXY_PORT")
+func (s *Source) readHTTProxyListeningAddress() (listeningAddress string) {
+	key, value := s.getEnvWithRetro("HTTPPROXY_LISTENING_ADDRESS", "PROXY_PORT", "TINYPROXY_PORT", "HTTPPROXY_PORT")
 	if key == "HTTPPROXY_LISTENING_ADDRESS" {
 		return value
 	}
 	return ":" + value
 }
 
-func (r *Reader) readHTTProxyEnabled() (enabled *bool, err error) {
-	key, s := r.getEnvWithRetro("HTTPPROXY", "PROXY", "TINYPROXY")
-	if s == "" {
+func (s *Source) readHTTProxyEnabled() (enabled *bool, err error) {
+	key, value := s.getEnvWithRetro("HTTPPROXY", "PROXY", "TINYPROXY")
+	if value == "" {
 		return nil, nil //nolint:nilnil
 	}
 
 	enabled = new(bool)
-	*enabled, err = binary.Validate(s)
+	*enabled, err = binary.Validate(value)
 	if err != nil {
 		return nil, fmt.Errorf("environment variable %s: %w", key, err)
 	}
@@ -69,9 +69,9 @@ func (r *Reader) readHTTProxyEnabled() (enabled *bool, err error) {
 	return enabled, nil
 }
 
-func (r *Reader) readHTTProxyLog() (enabled *bool, err error) {
-	key, s := r.getEnvWithRetro("HTTPPROXY_LOG", "PROXY_LOG_LEVEL", "TINYPROXY_LOG")
-	if s == "" {
+func (s *Source) readHTTProxyLog() (enabled *bool, err error) {
+	key, value := s.getEnvWithRetro("HTTPPROXY_LOG", "PROXY_LOG_LEVEL", "TINYPROXY_LOG")
+	if value == "" {
 		return nil, nil //nolint:nilnil
 	}
 
@@ -82,7 +82,7 @@ func (r *Reader) readHTTProxyLog() (enabled *bool, err error) {
 	}
 
 	enabled = new(bool)
-	*enabled, err = binary.Validate(s, binaryOptions...)
+	*enabled, err = binary.Validate(value, binaryOptions...)
 	if err != nil {
 		return nil, fmt.Errorf("environment variable %s: %w", key, err)
 	}

internal/configuration/sources/env/log.go

@@ -3,7 +3,6 @@ package env
 import (
 	"errors"
 	"fmt"
-	"os"
 	"strings"
 
 	"github.com/qdm12/gluetun/internal/configuration/settings"
@@ -20,7 +19,7 @@ func readLog() (log settings.Log, err error) {
 }
 
 func readLogLevel() (level *log.Level, err error) {
-	s := os.Getenv("LOG_LEVEL")
+	s := getCleanedEnv("LOG_LEVEL")
 	if s == "" {
 		return nil, nil //nolint:nilnil
 	}

internal/configuration/sources/env/openvpn.go

@@ -2,60 +2,51 @@ package env
 
 import (
 	"fmt"
-	"os"
 	"strings"
 
 	"github.com/qdm12/gluetun/internal/configuration/settings"
 	"github.com/qdm12/govalid/binary"
 )
 
-func (r *Reader) readOpenVPN() (
+func (s *Source) readOpenVPN() (
 	openVPN settings.OpenVPN, err error) {
 	defer func() {
-		err = unsetEnvKeys([]string{"OPENVPN_CLIENTKEY", "OPENVPN_CLIENTCRT"}, err)
+		err = unsetEnvKeys([]string{"OPENVPN_KEY", "OPENVPN_CERT",
+			"OPENVPN_KEY_PASSPHRASE", "OPENVPN_ENCRYPTED_KEY"}, err)
 	}()
 
-	openVPN.Version = os.Getenv("OPENVPN_VERSION")
-	openVPN.User = r.readOpenVPNUser()
-	openVPN.Password = r.readOpenVPNPassword()
-	confFile := os.Getenv("OPENVPN_CUSTOM_CONFIG")
+	openVPN.Version = getCleanedEnv("OPENVPN_VERSION")
+	openVPN.User = s.readOpenVPNUser()
+	openVPN.Password = s.readOpenVPNPassword()
+	confFile := getCleanedEnv("OPENVPN_CUSTOM_CONFIG")
 	if confFile != "" {
 		openVPN.ConfFile = &confFile
 	}
 
-	ciphersKey, _ := r.getEnvWithRetro("OPENVPN_CIPHERS", "OPENVPN_CIPHER")
+	ciphersKey, _ := s.getEnvWithRetro("OPENVPN_CIPHERS", "OPENVPN_CIPHER")
 	openVPN.Ciphers = envToCSV(ciphersKey)
 
-	auth := os.Getenv("OPENVPN_AUTH")
+	auth := getCleanedEnv("OPENVPN_AUTH")
 	if auth != "" {
 		openVPN.Auth = &auth
 	}
 
-	openVPN.ClientCrt, err = readBase64OrNil("OPENVPN_CLIENTCRT")
-	if err != nil {
-		return openVPN, fmt.Errorf("environment variable OPENVPN_CLIENTCRT: %w", err)
-	}
+	openVPN.Cert = envToStringPtr("OPENVPN_CERT")
+	openVPN.Key = envToStringPtr("OPENVPN_KEY")
+	openVPN.EncryptedKey = envToStringPtr("OPENVPN_ENCRYPTED_KEY")
 
-	openVPN.ClientKey, err = readBase64OrNil("OPENVPN_CLIENTKEY")
-	if err != nil {
-		return openVPN, fmt.Errorf("environment variable OPENVPN_CLIENTKEY: %w", err)
-	}
+	openVPN.KeyPassphrase = s.readOpenVPNKeyPassphrase()
 
-	openVPN.PIAEncPreset = r.readPIAEncryptionPreset()
-
-	openVPN.IPv6, err = envToBoolPtr("OPENVPN_IPV6")
-	if err != nil {
-		return openVPN, fmt.Errorf("environment variable OPENVPN_IPV6: %w", err)
-	}
+	openVPN.PIAEncPreset = s.readPIAEncryptionPreset()
 
 	openVPN.MSSFix, err = envToUint16Ptr("OPENVPN_MSSFIX")
 	if err != nil {
 		return openVPN, fmt.Errorf("environment variable OPENVPN_MSSFIX: %w", err)
 	}
 
-	_, openVPN.Interface = r.getEnvWithRetro("VPN_INTERFACE", "OPENVPN_INTERFACE")
+	_, openVPN.Interface = s.getEnvWithRetro("VPN_INTERFACE", "OPENVPN_INTERFACE")
 
-	openVPN.ProcessUser, err = r.readOpenVPNProcessUser()
+	openVPN.ProcessUser, err = s.readOpenVPNProcessUser()
 	if err != nil {
 		return openVPN, err
 	}
@@ -65,7 +56,7 @@ func (r *Reader) readOpenVPN() (
 		return openVPN, fmt.Errorf("environment variable OPENVPN_VERBOSITY: %w", err)
 	}
 
-	flagsStr := os.Getenv("OPENVPN_FLAGS")
+	flagsStr := getCleanedEnv("OPENVPN_FLAGS")
 	if flagsStr != "" {
 		openVPN.Flags = strings.Fields(flagsStr)
 	}
@@ -73,33 +64,39 @@ func (r *Reader) readOpenVPN() (
 	return openVPN, nil
 }
 
-func (r *Reader) readOpenVPNUser() (user string) {
-	_, user = r.getEnvWithRetro("OPENVPN_USER", "USER")
+func (s *Source) readOpenVPNUser() (user *string) {
+	user = new(string)
+	_, *user = s.getEnvWithRetro("OPENVPN_USER", "USER")
+	if *user == "" {
+		return nil
+	}
+
 	// Remove spaces in user ID to simplify user's life, thanks @JeordyR
-	return strings.ReplaceAll(user, " ", "")
+	*user = strings.ReplaceAll(*user, " ", "")
+	return user
 }
 
-func (r *Reader) readOpenVPNPassword() (password string) {
-	_, password = r.getEnvWithRetro("OPENVPN_PASSWORD", "PASSWORD")
+func (s *Source) readOpenVPNPassword() (password *string) {
+	password = new(string)
+	_, *password = s.getEnvWithRetro("OPENVPN_PASSWORD", "PASSWORD")
+	if *password == "" {
+		return nil
+	}
+
 	return password
 }
 
-func readBase64OrNil(envKey string) (valueOrNil *string, err error) {
-	value := os.Getenv(envKey)
-	if value == "" {
-		return nil, nil //nolint:nilnil
+func (s *Source) readOpenVPNKeyPassphrase() (passphrase *string) {
+	passphrase = new(string)
+	*passphrase = getCleanedEnv("OPENVPN_KEY_PASSPHRASE")
+	if *passphrase == "" {
+		return nil
 	}
-
-	decoded, err := decodeBase64(value)
-	if err != nil {
-		return nil, err
-	}
-
-	return &decoded, nil
+	return passphrase
 }
 
-func (r *Reader) readPIAEncryptionPreset() (presetPtr *string) {
-	_, preset := r.getEnvWithRetro(
+func (s *Source) readPIAEncryptionPreset() (presetPtr *string) {
+	_, preset := s.getEnvWithRetro(
 		"PRIVATE_INTERNET_ACCESS_OPENVPN_ENCRYPTION_PRESET",
 		"PIA_ENCRYPTION", "ENCRYPTION")
 	if preset != "" {
@@ -108,8 +105,8 @@ func (r *Reader) readPIAEncryptionPreset() (presetPtr *string) {
 	return nil
 }
 
-func (r *Reader) readOpenVPNProcessUser() (processUser string, err error) {
-	key, value := r.getEnvWithRetro("OPENVPN_PROCESS_USER", "OPENVPN_ROOT")
+func (s *Source) readOpenVPNProcessUser() (processUser string, err error) {
+	key, value := s.getEnvWithRetro("OPENVPN_PROCESS_USER", "OPENVPN_ROOT")
 	if key == "OPENVPN_PROCESS_USER" {
 		return value, nil
 	}

internal/configuration/sources/env/openvpnselection.go

@@ -3,7 +3,6 @@ package env
 import (
 	"errors"
 	"fmt"
-	"os"
 	"strings"
 
 	"github.com/qdm12/gluetun/internal/configuration/settings"
@@ -11,32 +10,32 @@ import (
 	"github.com/qdm12/govalid/port"
 )
 
-func (r *Reader) readOpenVPNSelection() (
+func (s *Source) readOpenVPNSelection() (
 	selection settings.OpenVPNSelection, err error) {
-	confFile := os.Getenv("OPENVPN_CUSTOM_CONFIG")
+	confFile := getCleanedEnv("OPENVPN_CUSTOM_CONFIG")
 	if confFile != "" {
 		selection.ConfFile = &confFile
 	}
 
-	selection.TCP, err = r.readOpenVPNProtocol()
+	selection.TCP, err = s.readOpenVPNProtocol()
 	if err != nil {
 		return selection, err
 	}
 
-	selection.CustomPort, err = r.readOpenVPNCustomPort()
+	selection.CustomPort, err = s.readOpenVPNCustomPort()
 	if err != nil {
 		return selection, err
 	}
 
-	selection.PIAEncPreset = r.readPIAEncryptionPreset()
+	selection.PIAEncPreset = s.readPIAEncryptionPreset()
 
 	return selection, nil
 }
 
 var ErrOpenVPNProtocolNotValid = errors.New("OpenVPN protocol is not valid")
 
-func (r *Reader) readOpenVPNProtocol() (tcp *bool, err error) {
-	envKey, protocol := r.getEnvWithRetro("OPENVPN_PROTOCOL", "PROTOCOL")
+func (s *Source) readOpenVPNProtocol() (tcp *bool, err error) {
+	envKey, protocol := s.getEnvWithRetro("OPENVPN_PROTOCOL", "PROTOCOL")
 
 	switch strings.ToLower(protocol) {
 	case "":
@@ -51,14 +50,14 @@ func (r *Reader) readOpenVPNProtocol() (tcp *bool, err error) {
 	}
 }
 
-func (r *Reader) readOpenVPNCustomPort() (customPort *uint16, err error) {
-	key, s := r.getEnvWithRetro("VPN_ENDPOINT_PORT", "PORT", "OPENVPN_PORT")
-	if s == "" {
+func (s *Source) readOpenVPNCustomPort() (customPort *uint16, err error) {
+	key, value := s.getEnvWithRetro("VPN_ENDPOINT_PORT", "PORT", "OPENVPN_PORT")
+	if value == "" {
 		return nil, nil //nolint:nilnil
 	}
 
 	customPort = new(uint16)
-	*customPort, err = port.Validate(s)
+	*customPort, err = port.Validate(value)
 	if err != nil {
 		return nil, fmt.Errorf("environment variable %s: %w", key, err)
 	}

internal/configuration/sources/env/portforward.go

@@ -6,9 +6,9 @@ import (
 	"github.com/qdm12/gluetun/internal/configuration/settings"
 )
 
-func (r *Reader) readPortForward() (
+func (s *Source) readPortForward() (
 	portForwarding settings.PortForwarding, err error) {
-	key, _ := r.getEnvWithRetro(
+	key, _ := s.getEnvWithRetro(
 		"PRIVATE_INTERNET_ACCESS_VPN_PORT_FORWARDING",
 		"PORT_FORWARDING")
 	portForwarding.Enabled, err = envToBoolPtr(key)
@@ -16,7 +16,7 @@ func (r *Reader) readPortForward() (
 		return portForwarding, fmt.Errorf("environment variable %s: %w", key, err)
 	}
 
-	_, value := r.getEnvWithRetro(
+	_, value := s.getEnvWithRetro(
 		"PRIVATE_INTERNET_ACCESS_VPN_PORT_FORWARDING_STATUS_FILE",
 		"PORT_FORWARDING_STATUS_FILE")
 	if value != "" {

internal/configuration/sources/env/pprof.go

@@ -2,7 +2,6 @@ package env
 
 import (
 	"fmt"
-	"os"
 
 	"github.com/qdm12/gluetun/internal/pprof"
 )
@@ -23,7 +22,7 @@ func readPprof() (settings pprof.Settings, err error) {
 		return settings, fmt.Errorf("environment variable PPROF_MUTEX_PROFILE_RATE: %w", err)
 	}
 
-	settings.HTTPServer.Address = os.Getenv("PPROF_HTTP_SERVER_ADDRESS")
+	settings.HTTPServer.Address = getCleanedEnv("PPROF_HTTP_SERVER_ADDRESS")
 
 	return settings, nil
 }

internal/configuration/sources/env/provider.go

@@ -2,7 +2,6 @@ package env
 
 import (
 	"fmt"
-	"os"
 	"strings"
 
 	"github.com/qdm12/gluetun/internal/configuration/settings"
@@ -10,19 +9,19 @@ import (
 	"github.com/qdm12/gluetun/internal/constants/vpn"
 )
 
-func (r *Reader) readProvider(vpnType string) (provider settings.Provider, err error) {
-	provider.Name = r.readVPNServiceProvider(vpnType)
+func (s *Source) readProvider(vpnType string) (provider settings.Provider, err error) {
+	provider.Name = s.readVPNServiceProvider(vpnType)
 	var providerName string
 	if provider.Name != nil {
 		providerName = *provider.Name
 	}
 
-	provider.ServerSelection, err = r.readServerSelection(providerName, vpnType)
+	provider.ServerSelection, err = s.readServerSelection(providerName, vpnType)
 	if err != nil {
 		return provider, fmt.Errorf("server selection: %w", err)
 	}
 
-	provider.PortForwarding, err = r.readPortForward()
+	provider.PortForwarding, err = s.readPortForward()
 	if err != nil {
 		return provider, fmt.Errorf("port forwarding: %w", err)
 	}
@@ -30,17 +29,20 @@ func (r *Reader) readProvider(vpnType string) (provider settings.Provider, err e
 	return provider, nil
 }
 
-func (r *Reader) readVPNServiceProvider(vpnType string) (vpnProviderPtr *string) {
-	_, s := r.getEnvWithRetro("VPN_SERVICE_PROVIDER", "VPNSP")
-	s = strings.ToLower(s)
-	switch {
-	case vpnType != vpn.Wireguard &&
-		os.Getenv("OPENVPN_CUSTOM_CONFIG") != "": // retro compatibility
-		return stringPtr(providers.Custom)
-	case s == "":
+func (s *Source) readVPNServiceProvider(vpnType string) (vpnProviderPtr *string) {
+	_, value := s.getEnvWithRetro("VPN_SERVICE_PROVIDER", "VPNSP")
+	if value == "" {
+		if vpnType != vpn.Wireguard && getCleanedEnv("OPENVPN_CUSTOM_CONFIG") != "" {
+			// retro compatibility
+			return stringPtr(providers.Custom)
+		}
 		return nil
-	case s == "pia": // retro compatibility
+	}
+
+	value = strings.ToLower(value)
+	if value == "pia" { // retro compatibility
 		return stringPtr(providers.PrivateInternetAccess)
 	}
-	return stringPtr(s)
+
+	return stringPtr(value)
 }

internal/configuration/sources/env/publicip.go

@@ -2,25 +2,24 @@ package env
 
 import (
 	"fmt"
-	"os"
 	"time"
 
 	"github.com/qdm12/gluetun/internal/configuration/settings"
 )
 
-func (r *Reader) readPublicIP() (publicIP settings.PublicIP, err error) {
+func (s *Source) readPublicIP() (publicIP settings.PublicIP, err error) {
 	publicIP.Period, err = readPublicIPPeriod()
 	if err != nil {
 		return publicIP, err
 	}
 
-	publicIP.IPFilepath = r.readPublicIPFilepath()
+	publicIP.IPFilepath = s.readPublicIPFilepath()
 
 	return publicIP, nil
 }
 
 func readPublicIPPeriod() (period *time.Duration, err error) {
-	s := os.Getenv("PUBLICIP_PERIOD")
+	s := getCleanedEnv("PUBLICIP_PERIOD")
 	if s == "" {
 		return nil, nil //nolint:nilnil
 	}
@@ -34,10 +33,10 @@ func readPublicIPPeriod() (period *time.Duration, err error) {
 	return period, nil
 }
 
-func (r *Reader) readPublicIPFilepath() (filepath *string) {
-	_, s := r.getEnvWithRetro("PUBLICIP_FILE", "IP_STATUS_FILE")
-	if s != "" {
-		return &s
+func (s *Source) readPublicIPFilepath() (filepath *string) {
+	_, value := s.getEnvWithRetro("PUBLICIP_FILE", "IP_STATUS_FILE")
+	if value != "" {
+		return &value
 	}
 	return nil
 }

internal/configuration/sources/env/reader.go

@@ -1,15 +1,10 @@
 package env
 
 import (
-	"os"
-
 	"github.com/qdm12/gluetun/internal/configuration/settings"
-	"github.com/qdm12/gluetun/internal/configuration/sources"
 )
 
-var _ sources.Source = (*Reader)(nil)
-
-type Reader struct {
+type Source struct {
 	warner Warner
 }
 
@@ -17,36 +12,36 @@ type Warner interface {
 	Warn(s string)
 }
 
-func New(warner Warner) *Reader {
-	return &Reader{
+func New(warner Warner) *Source {
+	return &Source{
 		warner: warner,
 	}
 }
 
-func (r *Reader) String() string { return "environment variables" }
+func (s *Source) String() string { return "environment variables" }
 
-func (r *Reader) Read() (settings settings.Settings, err error) {
-	settings.VPN, err = r.readVPN()
+func (s *Source) Read() (settings settings.Settings, err error) {
+	settings.VPN, err = s.readVPN()
 	if err != nil {
 		return settings, err
 	}
 
-	settings.Firewall, err = r.readFirewall()
+	settings.Firewall, err = s.readFirewall()
 	if err != nil {
 		return settings, err
 	}
 
-	settings.System, err = r.readSystem()
+	settings.System, err = s.readSystem()
 	if err != nil {
 		return settings, err
 	}
 
-	settings.Health, err = r.ReadHealth()
+	settings.Health, err = s.ReadHealth()
 	if err != nil {
 		return settings, err
 	}
 
-	settings.HTTPProxy, err = r.readHTTPProxy()
+	settings.HTTPProxy, err = s.readHTTPProxy()
 	if err != nil {
 		return settings, err
 	}
@@ -56,7 +51,7 @@ func (r *Reader) Read() (settings settings.Settings, err error) {
 		return settings, err
 	}
 
-	settings.PublicIP, err = r.readPublicIP()
+	settings.PublicIP, err = s.readPublicIP()
 	if err != nil {
 		return settings, err
 	}
@@ -71,17 +66,17 @@ func (r *Reader) Read() (settings settings.Settings, err error) {
 		return settings, err
 	}
 
-	settings.Shadowsocks, err = r.readShadowsocks()
+	settings.Shadowsocks, err = s.readShadowsocks()
 	if err != nil {
 		return settings, err
 	}
 
-	settings.DNS, err = r.readDNS()
+	settings.DNS, err = s.readDNS()
 	if err != nil {
 		return settings, err
 	}
 
-	settings.ControlServer, err = r.readControlServer()
+	settings.ControlServer, err = s.readControlServer()
 	if err != nil {
 		return settings, err
 	}
@@ -94,8 +89,8 @@ func (r *Reader) Read() (settings settings.Settings, err error) {
 	return settings, nil
 }
 
-func (r *Reader) onRetroActive(oldKey, newKey string) {
-	r.warner.Warn(
+func (s *Source) onRetroActive(oldKey, newKey string) {
+	s.warner.Warn(
 		"You are using the old environment variable " + oldKey +
 			", please consider changing it to " + newKey)
 }
@@ -106,17 +101,17 @@ func (r *Reader) onRetroActive(oldKey, newKey string) {
 // and end on returning the value corresponding to the currentKey.
 // Note retroKeys should be in order from oldest to most
 // recent retro-compatibility key.
-func (r *Reader) getEnvWithRetro(currentKey string,
+func (s *Source) getEnvWithRetro(currentKey string,
 	retroKeys ...string) (key, value string) {
 	// We check retro-compatibility keys first since
 	// the current key might be set in the Dockerfile.
 	for _, key = range retroKeys {
-		value = os.Getenv(key)
+		value = getCleanedEnv(key)
 		if value != "" {
-			r.onRetroActive(key, currentKey)
+			s.onRetroActive(key, currentKey)
 			return key, value
 		}
 	}
 
-	return currentKey, os.Getenv(currentKey)
+	return currentKey, getCleanedEnv(currentKey)
 }

internal/configuration/sources/env/server.go

@@ -2,25 +2,24 @@ package env
 
 import (
 	"fmt"
-	"os"
 
 	"github.com/qdm12/gluetun/internal/configuration/settings"
 	"github.com/qdm12/govalid/binary"
 )
 
-func (r *Reader) readControlServer() (controlServer settings.ControlServer, err error) {
+func (s *Source) readControlServer() (controlServer settings.ControlServer, err error) {
 	controlServer.Log, err = readControlServerLog()
 	if err != nil {
 		return controlServer, err
 	}
 
-	controlServer.Address = r.readControlServerAddress()
+	controlServer.Address = s.readControlServerAddress()
 
 	return controlServer, nil
 }
 
 func readControlServerLog() (enabled *bool, err error) {
-	s := os.Getenv("HTTP_CONTROL_SERVER_LOG")
+	s := getCleanedEnv("HTTP_CONTROL_SERVER_LOG")
 	if s == "" {
 		return nil, nil //nolint:nilnil
 	}
@@ -33,17 +32,17 @@ func readControlServerLog() (enabled *bool, err error) {
 	return &log, nil
 }
 
-func (r *Reader) readControlServerAddress() (address *string) {
-	key, s := r.getEnvWithRetro("HTTP_CONTROL_SERVER_ADDRESS", "HTTP_CONTROL_SERVER_PORT")
-	if s == "" {
+func (s *Source) readControlServerAddress() (address *string) {
+	key, value := s.getEnvWithRetro("HTTP_CONTROL_SERVER_ADDRESS", "HTTP_CONTROL_SERVER_PORT")
+	if value == "" {
 		return nil
 	}
 
 	if key == "HTTP_CONTROL_SERVER_ADDRESS" {
-		return &s
+		return &value
 	}
 
 	address = new(string)
-	*address = ":" + s
+	*address = ":" + value
 	return address
 }

internal/configuration/sources/env/serverselection.go

@@ -4,7 +4,6 @@ import (
 	"errors"
 	"fmt"
 	"net"
-	"os"
 	"strconv"
 	"strings"
 
@@ -16,44 +15,45 @@ var (
 	ErrServerNumberNotValid = errors.New("server number is not valid")
 )
 
-func (r *Reader) readServerSelection(vpnProvider, vpnType string) (
+func (s *Source) readServerSelection(vpnProvider, vpnType string) (
 	ss settings.ServerSelection, err error) {
 	ss.VPN = vpnType
 
-	ss.TargetIP, err = r.readOpenVPNTargetIP()
+	ss.TargetIP, err = s.readOpenVPNTargetIP()
 	if err != nil {
 		return ss, err
 	}
 
-	countriesKey, _ := r.getEnvWithRetro("SERVER_COUNTRIES", "COUNTRY")
+	countriesKey, _ := s.getEnvWithRetro("SERVER_COUNTRIES", "COUNTRY")
 	ss.Countries = envToCSV(countriesKey)
 	if vpnProvider == providers.Cyberghost && len(ss.Countries) == 0 {
 		// Retro-compatibility for Cyberghost using the REGION variable
 		ss.Countries = envToCSV("REGION")
 		if len(ss.Countries) > 0 {
-			r.onRetroActive("REGION", "SERVER_COUNTRIES")
+			s.onRetroActive("REGION", "SERVER_COUNTRIES")
 		}
 	}
 
-	regionsKey, _ := r.getEnvWithRetro("SERVER_REGIONS", "REGION")
+	regionsKey, _ := s.getEnvWithRetro("SERVER_REGIONS", "REGION")
 	ss.Regions = envToCSV(regionsKey)
 
-	citiesKey, _ := r.getEnvWithRetro("SERVER_CITIES", "CITY")
+	citiesKey, _ := s.getEnvWithRetro("SERVER_CITIES", "CITY")
 	ss.Cities = envToCSV(citiesKey)
 
 	ss.ISPs = envToCSV("ISP")
 
-	hostnamesKey, _ := r.getEnvWithRetro("SERVER_HOSTNAMES", "SERVER_HOSTNAME")
+	hostnamesKey, _ := s.getEnvWithRetro("SERVER_HOSTNAMES", "SERVER_HOSTNAME")
 	ss.Hostnames = envToCSV(hostnamesKey)
 
-	serverNamesKey, _ := r.getEnvWithRetro("SERVER_NAMES", "SERVER_NAME")
+	serverNamesKey, _ := s.getEnvWithRetro("SERVER_NAMES", "SERVER_NAME")
 	ss.Names = envToCSV(serverNamesKey)
 
-	if csv := os.Getenv("SERVER_NUMBER"); csv != "" {
+	if csv := getCleanedEnv("SERVER_NUMBER"); csv != "" {
 		numbersStrings := strings.Split(csv, ",")
 		numbers := make([]uint16, len(numbersStrings))
 		for i, numberString := range numbersStrings {
-			number, err := strconv.Atoi(numberString)
+			const base, bitSize = 10, 16
+			number, err := strconv.ParseInt(numberString, base, bitSize)
 			if err != nil {
 				return ss, fmt.Errorf("%w: %s",
 					ErrServerNumberNotValid, numberString)
@@ -67,7 +67,7 @@ func (r *Reader) readServerSelection(vpnProvider, vpnType string) (
 	}
 
 	// Mullvad only
-	ss.OwnedOnly, err = r.readOwnedOnly()
+	ss.OwnedOnly, err = s.readOwnedOnly()
 	if err != nil {
 		return ss, err
 	}
@@ -78,6 +78,12 @@ func (r *Reader) readServerSelection(vpnProvider, vpnType string) (
 		return ss, fmt.Errorf("environment variable FREE_ONLY: %w", err)
 	}
 
+	// VPNSecure only
+	ss.PremiumOnly, err = envToBoolPtr("PREMIUM_ONLY")
+	if err != nil {
+		return ss, fmt.Errorf("environment variable PREMIUM_ONLY: %w", err)
+	}
+
 	// VPNUnlimited only
 	ss.MultiHopOnly, err = envToBoolPtr("MULTIHOP_ONLY")
 	if err != nil {
@@ -90,12 +96,12 @@ func (r *Reader) readServerSelection(vpnProvider, vpnType string) (
 		return ss, fmt.Errorf("environment variable STREAM_ONLY: %w", err)
 	}
 
-	ss.OpenVPN, err = r.readOpenVPNSelection()
+	ss.OpenVPN, err = s.readOpenVPNSelection()
 	if err != nil {
 		return ss, err
 	}
 
-	ss.Wireguard, err = r.readWireguardSelection()
+	ss.Wireguard, err = s.readWireguardSelection()
 	if err != nil {
 		return ss, err
 	}
@@ -107,23 +113,23 @@ var (
 	ErrInvalidIP = errors.New("invalid IP address")
 )
 
-func (r *Reader) readOpenVPNTargetIP() (ip net.IP, err error) {
-	envKey, s := r.getEnvWithRetro("VPN_ENDPOINT_IP", "OPENVPN_TARGET_IP")
-	if s == "" {
+func (s *Source) readOpenVPNTargetIP() (ip net.IP, err error) {
+	envKey, value := s.getEnvWithRetro("VPN_ENDPOINT_IP", "OPENVPN_TARGET_IP")
+	if value == "" {
 		return nil, nil
 	}
 
-	ip = net.ParseIP(s)
+	ip = net.ParseIP(value)
 	if ip == nil {
 		return nil, fmt.Errorf("environment variable %s: %w: %s",
-			envKey, ErrInvalidIP, s)
+			envKey, ErrInvalidIP, value)
 	}
 
 	return ip, nil
 }
 
-func (r *Reader) readOwnedOnly() (ownedOnly *bool, err error) {
-	envKey, _ := r.getEnvWithRetro("OWNED_ONLY", "OWNED")
+func (s *Source) readOwnedOnly() (ownedOnly *bool, err error) {
+	envKey, _ := s.getEnvWithRetro("OWNED_ONLY", "OWNED")
 	ownedOnly, err = envToBoolPtr(envKey)
 	if err != nil {
 		return nil, fmt.Errorf("environment variable %s: %w", envKey, err)

internal/configuration/sources/env/shadowsocks.go

@@ -7,25 +7,25 @@ import (
 	"github.com/qdm12/gluetun/internal/configuration/settings"
 )
 
-func (r *Reader) readShadowsocks() (shadowsocks settings.Shadowsocks, err error) {
+func (s *Source) readShadowsocks() (shadowsocks settings.Shadowsocks, err error) {
 	shadowsocks.Enabled, err = envToBoolPtr("SHADOWSOCKS")
 	if err != nil {
 		return shadowsocks, fmt.Errorf("environment variable SHADOWSOCKS: %w", err)
 	}
 
-	shadowsocks.Address = r.readShadowsocksAddress()
+	shadowsocks.Address = s.readShadowsocksAddress()
 	shadowsocks.LogAddresses, err = envToBoolPtr("SHADOWSOCKS_LOG")
 	if err != nil {
 		return shadowsocks, fmt.Errorf("environment variable SHADOWSOCKS_LOG: %w", err)
 	}
-	shadowsocks.CipherName = r.readShadowsocksCipher()
+	shadowsocks.CipherName = s.readShadowsocksCipher()
 	shadowsocks.Password = envToStringPtr("SHADOWSOCKS_PASSWORD")
 
 	return shadowsocks, nil
 }
 
-func (r *Reader) readShadowsocksAddress() (address string) {
-	key, value := r.getEnvWithRetro("SHADOWSOCKS_LISTENING_ADDRESS", "SHADOWSOCKS_PORT")
+func (s *Source) readShadowsocksAddress() (address string) {
+	key, value := s.getEnvWithRetro("SHADOWSOCKS_LISTENING_ADDRESS", "SHADOWSOCKS_PORT")
 	if value == "" {
 		return ""
 	}
@@ -38,7 +38,7 @@ func (r *Reader) readShadowsocksAddress() (address string) {
 	return ":" + value
 }
 
-func (r *Reader) readShadowsocksCipher() (cipher string) {
-	_, cipher = r.getEnvWithRetro("SHADOWSOCKS_CIPHER", "SHADOWSOCKS_METHOD")
+func (s *Source) readShadowsocksCipher() (cipher string) {
+	_, cipher = s.getEnvWithRetro("SHADOWSOCKS_CIPHER", "SHADOWSOCKS_METHOD")
 	return strings.ToLower(cipher)
 }

internal/configuration/sources/env/system.go

@@ -3,7 +3,6 @@ package env
 import (
 	"errors"
 	"fmt"
-	"os"
 	"strconv"
 
 	"github.com/qdm12/gluetun/internal/configuration/settings"
@@ -15,27 +14,27 @@ var (
 	ErrSystemTimezoneNotValid = errors.New("timezone is not valid")
 )
 
-func (r *Reader) readSystem() (system settings.System, err error) {
-	system.PUID, err = r.readID("PUID", "UID")
+func (s *Source) readSystem() (system settings.System, err error) {
+	system.PUID, err = s.readID("PUID", "UID")
 	if err != nil {
 		return system, err
 	}
 
-	system.PGID, err = r.readID("PGID", "GID")
+	system.PGID, err = s.readID("PGID", "GID")
 	if err != nil {
 		return system, err
 	}
 
-	system.Timezone = os.Getenv("TZ")
+	system.Timezone = getCleanedEnv("TZ")
 
 	return system, nil
 }
 
 var ErrSystemIDNotValid = errors.New("system ID is not valid")
 
-func (r *Reader) readID(key, retroKey string) (
+func (s *Source) readID(key, retroKey string) (
 	id *uint32, err error) {
-	idEnvKey, idString := r.getEnvWithRetro(key, retroKey)
+	idEnvKey, idString := s.getEnvWithRetro(key, retroKey)
 	if idString == "" {
 		return nil, nil //nolint:nilnil
 	}

internal/configuration/sources/env/system_test.go

@@ -74,8 +74,8 @@ func Test_Reader_readID(t *testing.T) {
 			setTestEnv(t, key, testCase.keyValue)
 			setTestEnv(t, retroKey, testCase.retroValue)
 
-			reader := &Reader{}
-			id, err := reader.readID(key, retroKey)
+			source := &Source{}
+			id, err := source.readID(key, retroKey)
 
 			assert.ErrorIs(t, err, testCase.errWrapped)
 			if err != nil {

internal/configuration/sources/env/updater.go

@@ -2,8 +2,6 @@ package env
 
 import (
 	"fmt"
-	"net"
-	"os"
 	"time"
 
 	"github.com/qdm12/gluetun/internal/configuration/settings"
@@ -20,13 +18,18 @@ func readUpdater() (updater settings.Updater, err error) {
 		return updater, err
 	}
 
+	updater.MinRatio, err = envToFloat64("UPDATER_MIN_RATIO")
+	if err != nil {
+		return updater, fmt.Errorf("environment variable UPDATER_MIN_RATIO: %w", err)
+	}
+
 	updater.Providers = envToCSV("UPDATER_VPN_SERVICE_PROVIDERS")
 
 	return updater, nil
 }
 
 func readUpdaterPeriod() (period *time.Duration, err error) {
-	s := os.Getenv("UPDATER_PERIOD")
+	s := getCleanedEnv("UPDATER_PERIOD")
 	if s == "" {
 		return nil, nil //nolint:nilnil
 	}
@@ -38,11 +41,11 @@ func readUpdaterPeriod() (period *time.Duration, err error) {
 	return period, nil
 }
 
-func readUpdaterDNSAddress() (ip net.IP, err error) {
+func readUpdaterDNSAddress() (address string, err error) {
 	// TODO this is currently using Cloudflare in
 	// plaintext to not be blocked by DNS over TLS by default.
 	// If a plaintext address is set in the DNS settings, this one will be used.
 	// use custom future encrypted DNS written in Go without blocking
 	// as it's too much trouble to start another parallel unbound instance for now.
-	return nil, nil
+	return "", nil
 }

internal/configuration/sources/env/version.go

@@ -2,7 +2,6 @@ package env
 
 import (
 	"fmt"
-	"os"
 
 	"github.com/qdm12/gluetun/internal/configuration/settings"
 	"github.com/qdm12/govalid/binary"
@@ -18,7 +17,7 @@ func readVersion() (version settings.Version, err error) {
 }
 
 func readVersionEnabled() (enabled *bool, err error) {
-	s := os.Getenv("VERSION_INFORMATION")
+	s := getCleanedEnv("VERSION_INFORMATION")
 	if s == "" {
 		return nil, nil //nolint:nilnil
 	}

internal/configuration/sources/env/vpn.go

@@ -2,26 +2,25 @@ package env
 
 import (
 	"fmt"
-	"os"
 	"strings"
 
 	"github.com/qdm12/gluetun/internal/configuration/settings"
 )
 
-func (r *Reader) readVPN() (vpn settings.VPN, err error) {
-	vpn.Type = strings.ToLower(os.Getenv("VPN_TYPE"))
+func (s *Source) readVPN() (vpn settings.VPN, err error) {
+	vpn.Type = strings.ToLower(getCleanedEnv("VPN_TYPE"))
 
-	vpn.Provider, err = r.readProvider(vpn.Type)
+	vpn.Provider, err = s.readProvider(vpn.Type)
 	if err != nil {
 		return vpn, fmt.Errorf("VPN provider: %w", err)
 	}
 
-	vpn.OpenVPN, err = r.readOpenVPN()
+	vpn.OpenVPN, err = s.readOpenVPN()
 	if err != nil {
 		return vpn, fmt.Errorf("OpenVPN: %w", err)
 	}
 
-	vpn.Wireguard, err = r.readWireguard()
+	vpn.Wireguard, err = s.readWireguard()
 	if err != nil {
 		return vpn, fmt.Errorf("wireguard: %w", err)
 	}

internal/configuration/sources/env/wireguard.go

@@ -8,22 +8,22 @@ import (
 	"github.com/qdm12/gluetun/internal/configuration/settings"
 )
 
-func (r *Reader) readWireguard() (wireguard settings.Wireguard, err error) {
+func (s *Source) readWireguard() (wireguard settings.Wireguard, err error) {
 	defer func() {
 		err = unsetEnvKeys([]string{"WIREGUARD_PRIVATE_KEY", "WIREGUARD_PRESHARED_KEY"}, err)
 	}()
 	wireguard.PrivateKey = envToStringPtr("WIREGUARD_PRIVATE_KEY")
 	wireguard.PreSharedKey = envToStringPtr("WIREGUARD_PRESHARED_KEY")
-	_, wireguard.Interface = r.getEnvWithRetro("VPN_INTERFACE", "WIREGUARD_INTERFACE")
-	wireguard.Addresses, err = r.readWireguardAddresses()
+	_, wireguard.Interface = s.getEnvWithRetro("VPN_INTERFACE", "WIREGUARD_INTERFACE")
+	wireguard.Addresses, err = s.readWireguardAddresses()
 	if err != nil {
 		return wireguard, err // already wrapped
 	}
 	return wireguard, nil
 }
 
-func (r *Reader) readWireguardAddresses() (addresses []net.IPNet, err error) {
-	key, addressesCSV := r.getEnvWithRetro("WIREGUARD_ADDRESSES", "WIREGUARD_ADDRESS")
+func (s *Source) readWireguardAddresses() (addresses []net.IPNet, err error) {
+	key, addressesCSV := s.getEnvWithRetro("WIREGUARD_ADDRESSES", "WIREGUARD_ADDRESS")
 	if addressesCSV == "" {
 		return nil, nil
 	}
@@ -31,6 +31,7 @@ func (r *Reader) readWireguardAddresses() (addresses []net.IPNet, err error) {
 	addressStrings := strings.Split(addressesCSV, ",")
 	addresses = make([]net.IPNet, len(addressStrings))
 	for i, addressString := range addressStrings {
+		addressString = strings.TrimSpace(addressString)
 		ip, ipNet, err := net.ParseCIDR(addressString)
 		if err != nil {
 			return nil, fmt.Errorf("environment variable %s: %w", key, err)

internal/configuration/sources/env/wireguardselection.go

@@ -4,54 +4,53 @@ import (
 	"errors"
 	"fmt"
 	"net"
-	"os"
 
 	"github.com/qdm12/gluetun/internal/configuration/settings"
 	"github.com/qdm12/govalid/port"
 )
 
-func (r *Reader) readWireguardSelection() (
+func (s *Source) readWireguardSelection() (
 	selection settings.WireguardSelection, err error) {
-	selection.EndpointIP, err = r.readWireguardEndpointIP()
+	selection.EndpointIP, err = s.readWireguardEndpointIP()
 	if err != nil {
 		return selection, err
 	}
 
-	selection.EndpointPort, err = r.readWireguardCustomPort()
+	selection.EndpointPort, err = s.readWireguardCustomPort()
 	if err != nil {
 		return selection, err
 	}
 
-	selection.PublicKey = os.Getenv("WIREGUARD_PUBLIC_KEY")
+	selection.PublicKey = getCleanedEnv("WIREGUARD_PUBLIC_KEY")
 
 	return selection, nil
 }
 
 var ErrIPAddressParse = errors.New("cannot parse IP address")
 
-func (r *Reader) readWireguardEndpointIP() (endpointIP net.IP, err error) {
-	key, s := r.getEnvWithRetro("VPN_ENDPOINT_IP", "WIREGUARD_ENDPOINT_IP")
-	if s == "" {
+func (s *Source) readWireguardEndpointIP() (endpointIP net.IP, err error) {
+	key, value := s.getEnvWithRetro("VPN_ENDPOINT_IP", "WIREGUARD_ENDPOINT_IP")
+	if value == "" {
 		return nil, nil
 	}
 
-	endpointIP = net.ParseIP(s)
+	endpointIP = net.ParseIP(value)
 	if endpointIP == nil {
 		return nil, fmt.Errorf("environment variable %s: %w: %s",
-			key, ErrIPAddressParse, s)
+			key, ErrIPAddressParse, value)
 	}
 
 	return endpointIP, nil
 }
 
-func (r *Reader) readWireguardCustomPort() (customPort *uint16, err error) {
-	key, s := r.getEnvWithRetro("VPN_ENDPOINT_PORT", "WIREGUARD_ENDPOINT_PORT")
-	if s == "" {
+func (s *Source) readWireguardCustomPort() (customPort *uint16, err error) {
+	key, value := s.getEnvWithRetro("VPN_ENDPOINT_PORT", "WIREGUARD_ENDPOINT_PORT")
+	if value == "" {
 		return nil, nil //nolint:nilnil
 	}
 
 	customPort = new(uint16)
-	*customPort, err = port.Validate(s)
+	*customPort, err = port.Validate(value)
 	if err != nil {
 		return nil, fmt.Errorf("environment variable %s: %w", key, err)
 	}

internal/configuration/sources/files/health.go

@@ -2,4 +2,4 @@ package files
 
 import "github.com/qdm12/gluetun/internal/configuration/settings"
 
-func (r *Reader) ReadHealth() (settings settings.Health, err error) { return settings, nil }
+func (s *Source) ReadHealth() (settings settings.Health, err error) { return settings, nil }

internal/configuration/sources/files/helpers.go

@@ -1,9 +1,12 @@
 package files
 
 import (
+	"fmt"
 	"io"
 	"os"
 	"strings"
+
+	"github.com/qdm12/gluetun/internal/openvpn/extract"
 )
 
 // ReadFromFile reads the content of the file as a string.
@@ -32,3 +35,21 @@ func ReadFromFile(filepath string) (s *string, err error) {
 	content = strings.TrimSuffix(content, "\n")
 	return &content, nil
 }
+
+func readPEMFile(filepath string) (base64Ptr *string, err error) {
+	pemData, err := ReadFromFile(filepath)
+	if err != nil {
+		return nil, fmt.Errorf("reading file: %w", err)
+	}
+
+	if pemData == nil {
+		return nil, nil //nolint:nilnil
+	}
+
+	base64Data, err := extract.PEM([]byte(*pemData))
+	if err != nil {
+		return nil, fmt.Errorf("extracting base64 encoded data from PEM content: %w", err)
+	}
+
+	return &base64Data, nil
+}

internal/configuration/sources/files/openvpn.go

@@ -11,18 +11,23 @@ const (
 	OpenVPNClientKeyPath = "/gluetun/client.key"
 	// OpenVPNClientCertificatePath is the OpenVPN client certificate filepath.
 	OpenVPNClientCertificatePath = "/gluetun/client.crt"
+	openVPNEncryptedKey          = "/gluetun/openvpn_encrypted_key"
 )
 
-func (r *Reader) readOpenVPN() (settings settings.OpenVPN, err error) {
-	settings.ClientKey, err = ReadFromFile(OpenVPNClientKeyPath)
+func (s *Source) readOpenVPN() (settings settings.OpenVPN, err error) {
+	settings.Key, err = readPEMFile(OpenVPNClientKeyPath)
 	if err != nil {
 		return settings, fmt.Errorf("client key: %w", err)
 	}
 
-	settings.ClientCrt, err = ReadFromFile(OpenVPNClientCertificatePath)
+	settings.Cert, err = readPEMFile(OpenVPNClientCertificatePath)
 	if err != nil {
 		return settings, fmt.Errorf("client certificate: %w", err)
 	}
+	settings.EncryptedKey, err = readPEMFile(openVPNEncryptedKey)
+	if err != nil {
+		return settings, fmt.Errorf("reading encrypted key file: %w", err)
+	}
 
 	return settings, nil
 }

internal/configuration/sources/files/reader.go

@@ -2,26 +2,23 @@ package files
 
 import (
 	"github.com/qdm12/gluetun/internal/configuration/settings"
-	"github.com/qdm12/gluetun/internal/configuration/sources"
 )
 
-var _ sources.Source = (*Reader)(nil)
+type Source struct{}
 
-type Reader struct{}
-
-func New() *Reader {
-	return &Reader{}
+func New() *Source {
+	return &Source{}
 }
 
-func (r *Reader) String() string { return "files" }
+func (s *Source) String() string { return "files" }
 
-func (r *Reader) Read() (settings settings.Settings, err error) {
-	settings.VPN, err = r.readVPN()
+func (s *Source) Read() (settings settings.Settings, err error) {
+	settings.VPN, err = s.readVPN()
 	if err != nil {
 		return settings, err
 	}
 
-	settings.System, err = r.readSystem()
+	settings.System, err = s.readSystem()
 	if err != nil {
 		return settings, err
 	}

internal/configuration/sources/files/system.go

@@ -4,7 +4,7 @@ import (
 	"github.com/qdm12/gluetun/internal/configuration/settings"
 )
 
-func (r *Reader) readSystem() (system settings.System, err error) {
+func (s *Source) readSystem() (system settings.System, err error) {
 	// TODO timezone from /etc/localtime
 	return system, nil
 }

internal/configuration/sources/files/vpn.go

@@ -6,8 +6,8 @@ import (
 	"github.com/qdm12/gluetun/internal/configuration/settings"
 )
 
-func (r *Reader) readVPN() (vpn settings.VPN, err error) {
-	vpn.OpenVPN, err = r.readOpenVPN()
+func (s *Source) readVPN() (vpn settings.VPN, err error) {
+	vpn.OpenVPN, err = s.readOpenVPN()
 	if err != nil {
 		return vpn, fmt.Errorf("OpenVPN: %w", err)
 	}

internal/configuration/sources/merge/reader.go

@@ -1,29 +1,32 @@
-package mux
+package merge
 
 import (
 	"fmt"
 	"strings"
 
 	"github.com/qdm12/gluetun/internal/configuration/settings"
-	"github.com/qdm12/gluetun/internal/configuration/sources"
 )
 
-var _ sources.Source = (*Reader)(nil)
-
-type Reader struct {
-	sources []sources.Source
+type ConfigSource interface {
+	Read() (settings settings.Settings, err error)
+	ReadHealth() (settings settings.Health, err error)
+	String() string
 }
 
-func New(sources ...sources.Source) *Reader {
-	return &Reader{
+type Source struct {
+	sources []ConfigSource
+}
+
+func New(sources ...ConfigSource) *Source {
+	return &Source{
 		sources: sources,
 	}
 }
 
-func (r *Reader) String() string {
-	sources := make([]string, len(r.sources))
-	for i := range r.sources {
-		sources[i] = r.sources[i].String()
+func (s *Source) String() string {
+	sources := make([]string, len(s.sources))
+	for i := range s.sources {
+		sources[i] = s.sources[i].String()
 	}
 	return strings.Join(sources, ", ")
 }
@@ -31,8 +34,8 @@ func (r *Reader) String() string {
 // Read reads the settings for each source, merging unset fields
 // with field set by the next source.
 // It then set defaults to remaining unset fields.
-func (r *Reader) Read() (settings settings.Settings, err error) {
-	for _, source := range r.sources {
+func (s *Source) Read() (settings settings.Settings, err error) {
+	for _, source := range s.sources {
 		settingsFromSource, err := source.Read()
 		if err != nil {
 			return settings, fmt.Errorf("reading from %s: %w", source, err)
@@ -47,8 +50,8 @@ func (r *Reader) Read() (settings settings.Settings, err error) {
 // with field set by the next source.
 // It then set defaults to remaining unset fields, and validate
 // all the fields.
-func (r *Reader) ReadHealth() (settings settings.Health, err error) {
-	for _, source := range r.sources {
+func (s *Source) ReadHealth() (settings settings.Health, err error) {
+	for _, source := range s.sources {
 		settingsFromSource, err := source.ReadHealth()
 		if err != nil {
 			return settings, fmt.Errorf("reading from %s: %w", source, err)

internal/configuration/sources/secrets/health.go

@@ -2,4 +2,4 @@ package secrets
 
 import "github.com/qdm12/gluetun/internal/configuration/settings"
 
-func (r *Reader) ReadHealth() (settings settings.Health, err error) { return settings, nil }
+func (s *Source) ReadHealth() (settings settings.Health, err error) { return settings, nil }

internal/configuration/sources/secrets/helpers.go

@@ -1,31 +1,48 @@
 package secrets
 
 import (
+	"fmt"
 	"os"
+	"strings"
 
 	"github.com/qdm12/gluetun/internal/configuration/sources/files"
+	"github.com/qdm12/gluetun/internal/openvpn/extract"
 )
 
+// getCleanedEnv returns an environment variable value with
+// surrounding spaces and trailing new line characters removed.
+func getCleanedEnv(envKey string) (value string) {
+	value = os.Getenv(envKey)
+	value = strings.TrimSpace(value)
+	value = strings.TrimSuffix(value, "\r\n")
+	value = strings.TrimSuffix(value, "\n")
+	return value
+}
+
 func readSecretFileAsStringPtr(secretPathEnvKey, defaultSecretPath string) (
 	stringPtr *string, err error) {
-	path := os.Getenv(secretPathEnvKey)
+	path := getCleanedEnv(secretPathEnvKey)
 	if path == "" {
 		path = defaultSecretPath
 	}
 	return files.ReadFromFile(path)
 }
 
-func readSecretFileAsString(secretPathEnvKey, defaultSecretPath string) (
-	s string, err error) {
-	path := os.Getenv(secretPathEnvKey)
-	if path == "" {
-		path = defaultSecretPath
-	}
-	stringPtr, err := files.ReadFromFile(path)
+func readPEMSecretFile(secretPathEnvKey, defaultSecretPath string) (
+	base64Ptr *string, err error) {
+	pemData, err := readSecretFileAsStringPtr(secretPathEnvKey, defaultSecretPath)
 	if err != nil {
-		return "", err
-	} else if stringPtr == nil {
-		return "", nil
+		return nil, fmt.Errorf("reading secret file: %w", err)
 	}
-	return *stringPtr, nil
+
+	if pemData == nil {
+		return nil, nil //nolint:nilnil
+	}
+
+	base64Data, err := extract.PEM([]byte(*pemData))
+	if err != nil {
+		return nil, fmt.Errorf("extracting base64 encoded data from PEM content: %w", err)
+	}
+
+	return &base64Data, nil
 }

internal/configuration/sources/secrets/openvpn.go

@@ -8,7 +8,7 @@ import (
 
 func readOpenVPN() (
 	settings settings.OpenVPN, err error) {
-	settings.User, err = readSecretFileAsString(
+	settings.User, err = readSecretFileAsStringPtr(
 		"OPENVPN_USER_SECRETFILE",
 		"/run/secrets/openvpn_user",
 	)
@@ -16,7 +16,7 @@ func readOpenVPN() (
 		return settings, fmt.Errorf("cannot read user file: %w", err)
 	}
 
-	settings.Password, err = readSecretFileAsString(
+	settings.Password, err = readSecretFileAsStringPtr(
 		"OPENVPN_PASSWORD_SECRETFILE",
 		"/run/secrets/openvpn_password",
 	)
@@ -24,7 +24,7 @@ func readOpenVPN() (
 		return settings, fmt.Errorf("cannot read password file: %w", err)
 	}
 
-	settings.ClientKey, err = readSecretFileAsStringPtr(
+	settings.Key, err = readPEMSecretFile(
 		"OPENVPN_CLIENTKEY_SECRETFILE",
 		"/run/secrets/openvpn_clientkey",
 	)
@@ -32,7 +32,23 @@ func readOpenVPN() (
 		return settings, fmt.Errorf("cannot read client key file: %w", err)
 	}
 
-	settings.ClientCrt, err = readSecretFileAsStringPtr(
+	settings.EncryptedKey, err = readPEMSecretFile(
+		"OPENVPN_ENCRYPTED_KEY_SECRETFILE",
+		"/run/secrets/openvpn_encrypted_key",
+	)
+	if err != nil {
+		return settings, fmt.Errorf("reading encrypted key file: %w", err)
+	}
+
+	settings.KeyPassphrase, err = readSecretFileAsStringPtr(
+		"OPENVPN_KEY_PASSPHRASE_SECRETFILE",
+		"/run/secrets/openvpn_key_passphrase",
+	)
+	if err != nil {
+		return settings, fmt.Errorf("reading key passphrase file: %w", err)
+	}
+
+	settings.Cert, err = readPEMSecretFile(
 		"OPENVPN_CLIENTCRT_SECRETFILE",
 		"/run/secrets/openvpn_clientcrt",
 	)

internal/configuration/sources/secrets/reader.go

@@ -2,21 +2,17 @@ package secrets
 
 import (
 	"github.com/qdm12/gluetun/internal/configuration/settings"
-	"github.com/qdm12/gluetun/internal/configuration/sources"
 )
 
-var _ sources.Source = (*Reader)(nil)
+type Source struct{}
 
-type Reader struct {
+func New() *Source {
+	return &Source{}
 }
 
-func New() *Reader {
-	return &Reader{}
-}
+func (s *Source) String() string { return "secret files" }
 
-func (r *Reader) String() string { return "secret files" }
-
-func (r *Reader) Read() (settings settings.Settings, err error) {
+func (s *Source) Read() (settings settings.Settings, err error) {
 	settings.VPN, err = readVPN()
 	if err != nil {
 		return settings, err

internal/constants/openvpn.go

@@ -1,64 +0,0 @@
-package constants
-
-const (
-	AES128cbc = "aes-128-cbc"
-	AES256cbc = "aes-256-cbc"
-	AES128gcm = "aes-128-gcm"
-	AES256gcm = "aes-256-gcm"
-	SHA1      = "sha1"
-	SHA256    = "sha256"
-	SHA512    = "sha512"
-)
-
-const (
-	Openvpn24 = "2.4"
-	Openvpn25 = "2.5"
-)
-
-//nolint:lll
-const (
-	CyberghostCA           = "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"
-	ExpressvpnCA           = "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"
-	ExpressvpnCert         = "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"
-	ExpressvpnRSAKey       = "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"
-	ExpressvpnTLSAuth      = "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"
-	FastestvpnCA           = "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"
-	FastestvpnTLSAuth      = "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"
-	HideMyAssCA            = "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"
-	HideMyAssCert          = "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"
-	HideMyAssRSAKey        = "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"
-	IpvanishCA             = "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"
-	IvpnCA                 = "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"
-	IvpnTLSAuth            = "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"
-	MullvadCA              = "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"
-	NordvpnCA              = "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"
-	NordvpnTLSAuth         = "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"
-	PerfectprivacyCA       = "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"
-	PerfectprivacyCert     = "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"
-	PerfectprivacyKey      = "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"
-	PerfectprivacyTLSCrypt = "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"
-	PiaCANormal            = "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"
-	PiaCAStrong            = "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"
-	PiaX509CRLNormal       = "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"
-	PiaX509CRLStrong       = "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"
-	PrivadoCA              = "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"
-	PrivatevpnCA           = "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"
-	PrivatevpnTLSAuth      = "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"
-	ProtonvpnCA            = "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"
-	ProtonvpnTLSAuth       = "6acef03f62675b4b1bbd03e53b187727423cea742242106cb2916a8a4c8297563d22c7e5cef430b1103c6f66eb1fc5b375a672f158e2e2e936c3faa48b035a6de17beaac23b5f03b10b868d53d03521d8ba115059da777a60cbfd7b2c9c5747278a15b8f6e68a3ef7fd583ec9f398c8bd4735dab40cbd1e3c62a822e97489186c30a0b48c7c38ea32ceb056d3fa5a710e10ccc7a0ddb363b08c3d2777a3395e10c0b6080f56309192ab5aacd4b45f55da61fc77af39bd81a19218a79762c33862df55785075f37d8c71dc8a42097ee43344739a0dd48d03025b0450cf1fb5e8caeb893d9a96d1f15519bb3c4dcb40ee316672ea16c012664f8a9f11255518deb"
-	PurevpnCA              = "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"
-	PurevpnCert            = "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"
-	PurevpnKey             = "MIICdgIBADANBgkqhkiG9w0BAQEFAASCAmAwggJcAgEAAoGBAMbJ8p+L+scQz57g2mEtG/TNTfJ8YIOzgTwZSvhVkcXU0PMsbeVOQmRpu64lae38mtidoj2SIJh0BL/ym8c7bBwFZWEn2GJWpa54RC92wz9rWPjeNwMAdZOQaz6trNaTy09lxvedXawyhuD1LhR1D9bB81uaEJX1QpsYCDAD/DmJAgMBAAECgYEAvTHbDupE5U0krUvHzBEIuHblptGlcfNYHoDcD3oxYR3pOGeiuElBexv+mgHVzcFLBrsQfJUlHLPfCWi3xmjRvDQcr7N7U1u7NIzazy/PpRBaKolMRiM1KMYi2DG0i4ZONwFT8bvNHOIrZzCLY54KDrqOn55OzC70WYjWh4t5evkCQQDkkzZUAeskBC9+JP/zLps8jhwfoLBWGw/zbC9ePDmX0N8MTZdcUpg6KUTf1wbkLUyVtIRjS2ao6qu1jWG6K0x3AkEA3qPWyaWQWCynhNDqu2U1cPb2kh5AJip+gqxO3emikAdajsSxeoyEC2AfyBITbeB1tvCUZH17J4i/0+OFTEQp/wJAb/zEOGJ8PzghwK8GC7JA8mk51DEZVAaMSRovFv9wxDXcoh191AjPdmdzzCuAv9iF1i8MUc3GbWoUWK39PIYsPwJAWh63sqfx5b8tj/WBDpnJKBDPfhYAoXJSA1L8GZeY1fQkE+ZKcPCwAmrGcpXeh3t0Krj3WDXyw+32uC5Apr5wwQJAPZwOOReaC4YNfBPZN9BdHvVjOYGGUffpI+X+hWpLRnQFJteAi+eqwyk0Oi0SkJB+a7jcerK2d7q7xhec5WHlng=="
-	PurevpnTLSAuth         = "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"
-	SurfsharkCA            = "MIIFTTCCAzWgAwIBAgIJAMs9S3fqwv+mMA0GCSqGSIb3DQEBCwUAMD0xCzAJBgNVBAYTAlZHMRIwEAYDVQQKDAlTdXJmc2hhcmsxGjAYBgNVBAMMEVN1cmZzaGFyayBSb290IENBMB4XDTE4MDMxNDA4NTkyM1oXDTI4MDMxMTA4NTkyM1owPTELMAkGA1UEBhMCVkcxEjAQBgNVBAoMCVN1cmZzaGFyazEaMBgGA1UEAwwRU3VyZnNoYXJrIFJvb3QgQ0EwggIiMA0GCSqGSIb3DQEBAQUAA4ICDwAwggIKAoICAQDEGMNj0aisM63oSkmVJyZPaYX7aPsZtzsxo6m6p5Wta3MGASoryRsBuRaH6VVa0fwbI1nw5ubyxkuaNa4v3zHVwuSq6F1p8S811+1YP1av+jqDcMyojH0ujZSHIcb/i5LtaHNXBQ3qN48Cc7sqBnTIIFpmb5HthQ/4pW+a82b1guM5dZHsh7q+LKQDIGmvtMtO1+NEnmj81BApFayiaD1ggvwDI4x7o/Y3ksfWSCHnqXGyqzSFLh8QuQrTmWUm84YHGFxoI1/8AKdIyVoB6BjcaMKtKs/pbctk6vkzmYf0XmGovDKPQF6MwUekchLjB5gSBNnptSQ9kNgnTLqi0OpSwI6ixX52Ksva6UM8P01ZIhWZ6ua/T/tArgODy5JZMW+pQ1A6L0b7egIeghpwKnPRG+5CzgO0J5UE6gv000mqbmC3CbiS8xi2xuNgruAyY2hUOoV9/BuBev8ttE5ZCsJH3YlG6NtbZ9hPc61GiBSx8NJnX5QHyCnfic/X87eST/amZsZCAOJ5v4EPSaKrItt+HrEFWZQIq4fJmHJNNbYvWzCE08AL+5/6Z+lxb/Bm3dapx2zdit3x2e+miGHekuiE8lQWD0rXD4+T+nDRi3X+kyt8Ex/8qRiUfrisrSHFzVMRungIMGdO9O/zCINFrb7wahm4PqU2f12Z9TRCOTXciQIDAQABo1AwTjAdBgNVHQ4EFgQUYRpbQwyDahLMN3F2ony3+UqOYOgwHwYDVR0jBBgwFoAUYRpbQwyDahLMN3F2ony3+UqOYOgwDAYDVR0TBAUwAwEB/zANBgkqhkiG9w0BAQsFAAOCAgEAn9zV7F/XVnFNZhHFrt0ZS1Yqz+qM9CojLmiyblMFh0p7t+Hh+VKVgMwrz0LwDH4UsOosXA28eJPmech6/bjfymkoXISy/NUSTFpUChGO9RabGGxJsT4dugOw9MPaIVZffny4qYOc/rXDXDSfF2b+303lLPI43y9qoe0oyZ1vtk/UKG75FkWfFUogGNbpOkuz+et5Y0aIEiyg0yh6/l5Q5h8+yom0HZnREHhqieGbkaGKLkyu7zQ4D4tRK/mBhd8nv+09GtPEG+D5LPbabFVxKjBMP4Vp24WuSUOqcGSsURHevawPVBfgmsxf1UCjelaIwngdh6WfNCRXa5QQPQTKubQvkvXONCDdhmdXQccnRX1nJWhPYi0onffvjsWUfztRypsKzX4dvM9k7xnIcGSGEnCC4RCgt1UiZIj7frcCMssbA6vJ9naM0s7JF7N3VKeHJtqe1OCRHMYnWUZt9vrqX6IoIHlZCoLlv39wFW9QNxelcAOCVbD+19MZ0ZXt7LitjIqe7yF5WxDQN4xru087FzQ4Hfj7eH1SNLLyKZkA1eecjmRoi/OoqAt7afSnwtQLtMUc2bQDg6rHt5C0e4dCLqP/9PGZTSJiwmtRHJ/N5qYWIh9ju83APvLm/AGBTR2pXmj9G3KdVOkpIC7L35dI623cSEC3Q3UZutsEm/UplsM="
-	SurfsharkTLSAuth       = "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"
-	TorguardCA             = "MIIDMTCCAhmgAwIBAgIJAKnGGJK6qLqSMA0GCSqGSIb3DQEBCwUAMBQxEjAQBgNVBAMMCVRHLVZQTi1DQTAgFw0xOTA1MjExNDIzMTFaGA8yMDU5MDUxMTE0MjMxMVowFDESMBAGA1UEAwwJVEctVlBOLUNBMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAlv0UgPD3xVAvhhP6q1HCmeAWbH+9HPkyQ2P6qM5oHY5dntjmq8YT48FZGHWv7+s9O47v6Bv7rEc4UwQx15cc2LByivX2JwmE8JACvNfwEnZXYAPq9WU3ZgRrAGvA09ItuLqK2fQ4A7h8bFhmyxCbSzP1sSIT/zJY6ebuh5rDQSMJRMaoI0t1zorEZ7PlEmh+o0w5GPs0D0vY50UcnEzB4GOdWC9pJREwEqppWYLN7RRdG8JyIqmA59mhARCnQFUo38HWic4trxFe71jtD7YInNV7ShQtg0S0sXo36Rqfz72Jo08qqI70dNs5DN1aGNkQ/tRK9DhL5DLmTkaCw7mEFQIDAQABo4GDMIGAMB0GA1UdDgQWBBR7DcymXBp6u/jAaZOPUjUhEyhXfjBEBgNVHSMEPTA7gBR7DcymXBp6u/jAaZOPUjUhEyhXfqEYpBYwFDESMBAGA1UEAwwJVEctVlBOLUNBggkAqcYYkrqoupIwDAYDVR0TBAUwAwEB/zALBgNVHQ8EBAMCAQYwDQYJKoZIhvcNAQELBQADggEBAE79ngbdSlP7IBbfnJ+2Ju7vqt9/GyhcsYtjibp6gsMUxKlD8HuvlSGj5kNO5wiwN7XXqsjYtJfdhmzzVbXksi8Fnbnfa8GhFl4IAjLJ5cxaWOxjr6wx2AhIs+BVVARjaU7iTK91RXJnl6u7UDHTkQylBTl7wgpMeG6GjhaHfcOL1t7D2w8x23cTO+p+n53P3cBq+9TiAUORdzXJvbCxlPMDSDArsgBjC57W7dtdnZo7gTfQG77JTDFBeSwPwLF7PjBB4S6rzU/4fcYwy83XKP6zDn9tgUJDnpFb/7jJ/PbNkK4BWYJp3XytOtt66v9SEKw+v/fJ+VkjU16vE/9Q3h4="
-	TorguardTLSAuth        = "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"
-	VPNUnlimitedCA         = "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"
-	VyprvpnCA              = "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"
-	WevpnCA                = "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"
-	WevpnCert              = "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"
-	WevpnTLSCrypt          = "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"
-	WindscribeCA           = "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"
-	WindscribeTLSAuth      = "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"
-)

internal/constants/openvpn/auth.go

@@ -0,0 +1,7 @@
+package openvpn
+
+const (
+	SHA1   = "sha1"
+	SHA256 = "sha256"
+	SHA512 = "sha512"
+)

internal/constants/openvpn/ciphers.go

@@ -0,0 +1,11 @@
+package openvpn
+
+const (
+	AES128cbc        = "aes-128-cbc"
+	AES192cbc        = "aes-192-cbc"
+	AES256cbc        = "aes-256-cbc"
+	AES128gcm        = "aes-128-gcm"
+	AES192gcm        = "aes-192-gcm"
+	AES256gcm        = "aes-256-gcm"
+	Chacha20Poly1305 = "chacha20-poly1305"
+)

internal/constants/openvpn/paths.go

@@ -0,0 +1,9 @@
+package openvpn
+
+const (
+	// AuthConf is the file path to the OpenVPN auth file.
+	AuthConf = "/etc/openvpn/auth.conf"
+	// AskPassPath is the file path to the decryption passphrase for
+	// and encrypted private key, which is pointed by `askpass`.
+	AskPassPath = "/etc/openvpn/askpass" //nolint:gosec
+)

internal/constants/openvpn/versions.go

@@ -0,0 +1,6 @@
+package openvpn
+
+const (
+	Openvpn24 = "2.4"
+	Openvpn25 = "2.5"
+)

internal/constants/paths.go

@@ -1,8 +1,6 @@
 package constants
 
 const (
-	// OpenVPNAuthConf is the file path to the OpenVPN auth file.
-	OpenVPNAuthConf = "/etc/openvpn/auth.conf"
 	// ServersData is the server information filepath.
 	ServersData = "/gluetun/servers.json"
 )

internal/constants/privateinternetaccess.go

@@ -1,7 +0,0 @@
-package constants
-
-const (
-	PIAEncryptionPresetNone   = "none"
-	PIAEncryptionPresetNormal = "normal"
-	PIAEncryptionPresetStrong = "strong"
-)

internal/constants/providers/providers.go

@@ -3,8 +3,10 @@ package providers
 const (
 	// Custom is the VPN provider name for custom
 	// VPN configurations.
+	Airvpn                = "airvpn"
 	Custom                = "custom"
 	Cyberghost            = "cyberghost"
+	Example               = "example"
 	Expressvpn            = "expressvpn"
 	Fastestvpn            = "fastestvpn"
 	HideMyAss             = "hidemyass"
@@ -18,17 +20,20 @@ const (
 	Privatevpn            = "privatevpn"
 	Protonvpn             = "protonvpn"
 	Purevpn               = "purevpn"
+	SlickVPN              = "slickvpn"
 	Surfshark             = "surfshark"
 	Torguard              = "torguard"
+	VPNSecure             = "vpnsecure"
 	VPNUnlimited          = "vpn unlimited"
 	Vyprvpn               = "vyprvpn"
 	Wevpn                 = "wevpn"
 	Windscribe            = "windscribe"
 )
 
+// All returns all the providers except the custom provider.
 func All() []string {
 	return []string{
-		Custom,
+		Airvpn,
 		Cyberghost,
 		Expressvpn,
 		Fastestvpn,
@@ -43,11 +48,21 @@ func All() []string {
 		Privatevpn,
 		Protonvpn,
 		Purevpn,
+		SlickVPN,
 		Surfshark,
 		Torguard,
+		VPNSecure,
 		VPNUnlimited,
 		Vyprvpn,
 		Wevpn,
 		Windscribe,
 	}
 }
+
+func AllWithCustom() []string {
+	allProviders := All()
+	allProvidersWithCustom := make([]string, len(allProviders)+1)
+	copy(allProvidersWithCustom, allProviders)
+	allProvidersWithCustom[len(allProvidersWithCustom)-1] = Custom
+	return allProvidersWithCustom
+}

internal/constants/providers/providers_test.go

@@ -0,0 +1,23 @@
+package providers
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func Test_All(t *testing.T) {
+	t.Parallel()
+
+	all := All()
+	assert.NotContains(t, all, Custom)
+	assert.NotEmpty(t, all)
+}
+
+func Test_AllWithCustom(t *testing.T) {
+	t.Parallel()
+
+	all := AllWithCustom()
+	assert.Contains(t, all, Custom)
+	assert.Len(t, all, len(All())+1)
+}

internal/dns/interfaces.go

@@ -0,0 +1,15 @@
+package dns
+
+import (
+	"context"
+
+	"github.com/qdm12/dns/pkg/unbound"
+)
+
+type Configurator interface {
+	SetupFiles(ctx context.Context) error
+	MakeUnboundConf(settings unbound.Settings) (err error)
+	Start(ctx context.Context, verbosityDetailsLevel uint8) (
+		stdoutLines, stderrLines chan string, waitError chan error, err error)
+	Version(ctx context.Context) (version string, err error)
+}

internal/dns/loop.go

@@ -1,4 +1,3 @@
-// Package dns defines interfaces to interact with DNS and DNS over TLS.
 package dns
 
 import (
@@ -7,7 +6,6 @@ import (
 	"time"
 
 	"github.com/qdm12/dns/pkg/blacklist"
-	"github.com/qdm12/dns/pkg/unbound"
 	"github.com/qdm12/gluetun/internal/configuration/settings"
 	"github.com/qdm12/gluetun/internal/constants"
 	"github.com/qdm12/gluetun/internal/dns/state"
@@ -15,20 +13,10 @@ import (
 	"github.com/qdm12/gluetun/internal/models"
 )
 
-var _ Looper = (*Loop)(nil)
-
-type Looper interface {
-	Runner
-	RestartTickerRunner
-	loopstate.Applier
-	loopstate.Getter
-	SettingsGetSetter
-}
-
 type Loop struct {
-	statusManager loopstate.Manager
-	state         state.Manager
-	conf          unbound.Configurator
+	statusManager *loopstate.State
+	state         *state.State
+	conf          Configurator
 	resolvConf    string
 	blockBuilder  blacklist.Builder
 	client        *http.Client
@@ -46,7 +34,7 @@ type Loop struct {
 
 const defaultBackoffTime = 10 * time.Second
 
-func NewLoop(conf unbound.Configurator, settings settings.DNS,
+func NewLoop(conf Configurator, settings settings.DNS,
 	client *http.Client, logger Logger) *Loop {
 	start := make(chan struct{})
 	running := make(chan models.LoopStatus)

internal/dns/run.go

@@ -7,10 +7,6 @@ import (
 	"github.com/qdm12/gluetun/internal/constants"
 )
 
-type Runner interface {
-	Run(ctx context.Context, done chan<- struct{})
-}
-
 func (l *Loop) Run(ctx context.Context, done chan<- struct{}) {
 	defer close(done)
 
@@ -86,7 +82,6 @@ func (l *Loop) Run(ctx context.Context, done chan<- struct{}) {
 				l.logger.Info("starting")
 				stayHere = false
 			case err := <-waitError: // unexpected error
-				close(waitError)
 				closeStreams()
 
 				unboundCancel()

internal/dns/settings.go

@@ -6,22 +6,8 @@ import (
 	"github.com/qdm12/gluetun/internal/configuration/settings"
 )
 
-type SettingsGetSetter interface {
-	SettingsGetter
-	SettingsSetter
-}
-
-type SettingsGetter interface {
-	GetSettings() (settings settings.DNS)
-}
-
 func (l *Loop) GetSettings() (settings settings.DNS) { return l.state.GetSettings() }
 
-type SettingsSetter interface {
-	SetSettings(ctx context.Context, settings settings.DNS) (
-		outcome string)
-}
-
 func (l *Loop) SetSettings(ctx context.Context, settings settings.DNS) (
 	outcome string) {
 	return l.state.SetSettings(ctx, settings)

internal/dns/state/settings.go

@@ -8,12 +8,6 @@ import (
 	"github.com/qdm12/gluetun/internal/constants"
 )
 
-type SettingsGetSetter interface {
-	GetSettings() (settings settings.DNS)
-	SetSettings(ctx context.Context,
-		settings settings.DNS) (outcome string)
-}
-
 func (s *State) GetSettings() (settings settings.DNS) {
 	s.settingsMu.RLock()
 	defer s.settingsMu.RUnlock()

internal/dns/state/state.go

@@ -1,19 +1,14 @@
 package state
 
 import (
+	"context"
 	"sync"
 
 	"github.com/qdm12/gluetun/internal/configuration/settings"
-	"github.com/qdm12/gluetun/internal/loopstate"
+	"github.com/qdm12/gluetun/internal/models"
 )
 
-var _ Manager = (*State)(nil)
-
-type Manager interface {
-	SettingsGetSetter
-}
-
-func New(statusApplier loopstate.Applier,
+func New(statusApplier StatusApplier,
 	settings settings.DNS,
 	updateTicker chan<- struct{}) *State {
 	return &State{
@@ -24,10 +19,15 @@ func New(statusApplier loopstate.Applier,
 }
 
 type State struct {
-	statusApplier loopstate.Applier
+	statusApplier StatusApplier
 
 	settings   settings.DNS
 	settingsMu sync.RWMutex
 
 	updateTicker chan<- struct{}
 }
+
+type StatusApplier interface {
+	ApplyStatus(ctx context.Context, status models.LoopStatus) (
+		outcome string, err error)
+}