Configuration package (#369)

internal/configuration/privateinternetaccess.go

@@ -0,0 +1,79 @@
+package configuration
+
+import (
+	"strconv"
+
+	"github.com/qdm12/gluetun/internal/constants"
+	"github.com/qdm12/gluetun/internal/models"
+	"github.com/qdm12/golibs/params"
+)
+
+func (settings *Provider) privateinternetaccessLines() (lines []string) {
+	if len(settings.ServerSelection.Regions) > 0 {
+		lines = append(lines, lastIndent+"Regions: "+commaJoin(settings.ServerSelection.Regions))
+	}
+
+	lines = append(lines, lastIndent+"Encryption preset: "+settings.ServerSelection.EncryptionPreset)
+
+	lines = append(lines, lastIndent+"Custom port: "+strconv.Itoa(int(settings.ServerSelection.CustomPort)))
+
+	if settings.PortForwarding.Enabled {
+		lines = append(lines, lastIndent+"Port forwarding:")
+		for _, line := range settings.PortForwarding.lines() {
+			lines = append(lines, indent+line)
+		}
+	}
+
+	return lines
+}
+
+func (settings *Provider) readPrivateInternetAccess(r reader) (err error) {
+	settings.Name = constants.PrivateInternetAccess
+
+	settings.ServerSelection.Protocol, err = readProtocol(r.env)
+	if err != nil {
+		return err
+	}
+
+	settings.ServerSelection.TargetIP, err = readTargetIP(r.env)
+	if err != nil {
+		return err
+	}
+
+	encryptionPreset, err := r.env.Inside("PIA_ENCRYPTION",
+		[]string{constants.PIAEncryptionPresetNormal, constants.PIAEncryptionPresetStrong},
+		params.RetroKeys([]string{"ENCRYPTION"}, r.onRetroActive),
+		params.Default(constants.PIACertificateStrong),
+	)
+	if err != nil {
+		return err
+	}
+	settings.ServerSelection.EncryptionPreset = encryptionPreset
+	settings.ExtraConfigOptions.EncryptionPreset = encryptionPreset
+
+	settings.ServerSelection.Regions, err = r.env.CSVInside("REGION", constants.PIAGeoChoices())
+	if err != nil {
+		return err
+	}
+
+	settings.ServerSelection.CustomPort, err = readPortOrZero(r.env, "PORT")
+	if err != nil {
+		return err
+	}
+
+	settings.PortForwarding.Enabled, err = r.env.OnOff("PORT_FORWARDING", params.Default("off"))
+	if err != nil {
+		return err
+	}
+
+	if settings.PortForwarding.Enabled {
+		filepathStr, err := r.env.Path("PORT_FORWARDING_STATUS_FILE",
+			params.Default("/tmp/gluetun/forwarded_port"), params.CaseSensitiveValue())
+		if err != nil {
+			return err
+		}
+		settings.PortForwarding.Filepath = models.Filepath(filepathStr)
+	}
+
+	return nil
+}