Files
gluetun/internal/provider/pia.go
2020-10-24 22:26:15 +00:00

82 lines
2.0 KiB
Go

package provider
import (
"fmt"
"strings"
"github.com/qdm12/gluetun/internal/constants"
"github.com/qdm12/gluetun/internal/models"
)
func buildPIAConf(connection models.OpenVPNConnection, verbosity int, root bool, cipher, auth string,
extras models.ExtraConfigOptions) (lines []string) {
var X509CRL, certificate string
var defaultCipher, defaultAuth string
if extras.EncryptionPreset == constants.PIAEncryptionPresetNormal {
defaultCipher = "aes-128-cbc"
defaultAuth = "sha1"
X509CRL = constants.PiaX509CRLNormal
certificate = constants.PIACertificateNormal
} else { // strong encryption
defaultCipher = aes256cbc
defaultAuth = "sha256"
X509CRL = constants.PiaX509CRLStrong
certificate = constants.PIACertificateStrong
}
if len(cipher) == 0 {
cipher = defaultCipher
}
if len(auth) == 0 {
auth = defaultAuth
}
lines = []string{
"client",
"dev tun",
"nobind",
"persist-key",
"remote-cert-tls server",
// PIA specific
"ping 300", // Ping every 5 minutes to prevent a timeout error
"reneg-sec 0",
"compress", // allow PIA server to choose the compression to use
// Added constant values
"auth-nocache",
"mute-replay-warnings",
"pull-filter ignore \"auth-token\"", // prevent auth failed loops
"auth-retry nointeract",
"suppress-timestamps",
// Modified variables
fmt.Sprintf("verb %d", verbosity),
fmt.Sprintf("auth-user-pass %s", constants.OpenVPNAuthConf),
fmt.Sprintf("proto %s", connection.Protocol),
fmt.Sprintf("remote %s %d", connection.IP, connection.Port),
fmt.Sprintf("cipher %s", cipher),
fmt.Sprintf("auth %s", auth),
}
if strings.HasSuffix(cipher, "-gcm") {
lines = append(lines, "ncp-disable")
}
if !root {
lines = append(lines, "user nonrootuser")
}
lines = append(lines, []string{
"<crl-verify>",
"-----BEGIN X509 CRL-----",
X509CRL,
"-----END X509 CRL-----",
"</crl-verify>",
}...)
lines = append(lines, []string{
"<ca>",
"-----BEGIN CERTIFICATE-----",
certificate,
"-----END CERTIFICATE-----",
"</ca>",
"",
}...)
return lines
}