Files
gluetun/internal/updater/providers.go
2022-06-09 17:11:24 +00:00

113 lines
4.7 KiB
Go

package updater
import (
"context"
"fmt"
"github.com/qdm12/gluetun/internal/constants/providers"
"github.com/qdm12/gluetun/internal/models"
cyberghost "github.com/qdm12/gluetun/internal/provider/cyberghost/updater"
expressvpn "github.com/qdm12/gluetun/internal/provider/expressvpn/updater"
fastestvpn "github.com/qdm12/gluetun/internal/provider/fastestvpn/updater"
hidemyass "github.com/qdm12/gluetun/internal/provider/hidemyass/updater"
ipvanish "github.com/qdm12/gluetun/internal/provider/ipvanish/updater"
ivpn "github.com/qdm12/gluetun/internal/provider/ivpn/updater"
mullvad "github.com/qdm12/gluetun/internal/provider/mullvad/updater"
nordvpn "github.com/qdm12/gluetun/internal/provider/nordvpn/updater"
perfectprivacy "github.com/qdm12/gluetun/internal/provider/perfectprivacy/updater"
privado "github.com/qdm12/gluetun/internal/provider/privado/updater"
privateinternetaccess "github.com/qdm12/gluetun/internal/provider/privateinternetaccess/updater"
privatevpn "github.com/qdm12/gluetun/internal/provider/privatevpn/updater"
protonvpn "github.com/qdm12/gluetun/internal/provider/protonvpn/updater"
purevpn "github.com/qdm12/gluetun/internal/provider/purevpn/updater"
surfshark "github.com/qdm12/gluetun/internal/provider/surfshark/updater"
torguard "github.com/qdm12/gluetun/internal/provider/torguard/updater"
vpnunlimited "github.com/qdm12/gluetun/internal/provider/vpnunlimited/updater"
vyprvpn "github.com/qdm12/gluetun/internal/provider/vyprvpn/updater"
wevpn "github.com/qdm12/gluetun/internal/provider/wevpn/updater"
windscribe "github.com/qdm12/gluetun/internal/provider/windscribe/updater"
)
func (u *Updater) updateProvider(ctx context.Context, provider string) (err error) {
existingServersCount := u.storage.GetServersCount(provider)
minServers := getMinServers(existingServersCount)
servers, err := u.fetchServers(ctx, provider, minServers)
if err != nil {
return fmt.Errorf("cannot get servers: %w", err)
}
if u.storage.ServersAreEqual(provider, servers) {
return nil
}
// Note the servers variable must NOT BE MUTATED after this call,
// since the implementation does not deep copy the servers.
// TODO set in storage in provider updater directly, server by server,
// to avoid accumulating server data in memory.
err = u.storage.SetServers(provider, servers)
if err != nil {
return fmt.Errorf("cannot set servers to storage: %w", err)
}
return nil
}
func (u *Updater) fetchServers(ctx context.Context, provider string,
minServers int) (servers []models.Server, err error) {
var providerUpdater interface {
FetchServers(ctx context.Context, minServers int) (servers []models.Server, err error)
}
switch provider {
case providers.Custom:
panic("cannot update custom provider")
case providers.Cyberghost:
providerUpdater = cyberghost.New(u.presolver)
case providers.Expressvpn:
providerUpdater = expressvpn.New(u.unzipper, u.presolver, u.logger)
case providers.Fastestvpn:
providerUpdater = fastestvpn.New(u.unzipper, u.presolver, u.logger)
case providers.HideMyAss:
providerUpdater = hidemyass.New(u.client, u.presolver, u.logger)
case providers.Ipvanish:
providerUpdater = ipvanish.New(u.unzipper, u.presolver, u.logger)
case providers.Ivpn:
providerUpdater = ivpn.New(u.client, u.presolver, u.logger)
case providers.Mullvad:
providerUpdater = mullvad.New(u.client)
case providers.Nordvpn:
providerUpdater = nordvpn.New(u.client, u.logger)
case providers.Perfectprivacy:
providerUpdater = perfectprivacy.New(u.unzipper, u.logger)
case providers.Privado:
providerUpdater = privado.New(u.client, u.unzipper, u.presolver, u.logger)
case providers.PrivateInternetAccess:
providerUpdater = privateinternetaccess.New(u.client)
case providers.Privatevpn:
providerUpdater = privatevpn.New(u.unzipper, u.presolver, u.logger)
case providers.Protonvpn:
providerUpdater = protonvpn.New(u.client, u.logger)
case providers.Purevpn:
providerUpdater = purevpn.New(u.client, u.unzipper, u.presolver, u.logger)
case providers.Surfshark:
providerUpdater = surfshark.New(u.client, u.unzipper, u.presolver, u.logger)
case providers.Torguard:
providerUpdater = torguard.New(u.unzipper, u.presolver, u.logger)
case providers.VPNUnlimited:
providerUpdater = vpnunlimited.New(u.unzipper, u.presolver, u.logger)
case providers.Vyprvpn:
providerUpdater = vyprvpn.New(u.unzipper, u.presolver, u.logger)
case providers.Wevpn:
providerUpdater = wevpn.New(u.presolver, u.logger)
case providers.Windscribe:
providerUpdater = windscribe.New(u.client, u.logger)
default:
panic("provider " + provider + " is unknown")
}
return providerUpdater.FetchServers(ctx, minServers)
}
func getMinServers(existingServersCount int) (minServers int) {
const minRatio = 0.8
return int(minRatio * float64(existingServersCount))
}