mirror of
https://github.com/davegallant/vpngate.git
synced 2025-08-05 08:13:41 +00:00
a2afbc1e35
* Add survey library to select server * Add speedtest * Add --random flag to connect * Add list command * Cache server list * Tail the openvpn logs so that it appears in vpngate logs * Add goreleaser action * Add golangci-lint action
116 lines
2.5 KiB
Go
116 lines
2.5 KiB
Go
package cmd
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import (
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"encoding/base64"
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"fmt"
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"io/ioutil"
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"math/rand"
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"os"
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"strings"
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"github.com/AlecAivazis/survey/v2"
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"github.com/rs/zerolog/log"
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"github.com/davegallant/vpngate/pkg/vpn"
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"github.com/spf13/cobra"
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)
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var flagRandom bool
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func init() {
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connectCmd.Flags().BoolVarP(&flagRandom, "random", "r", false, "connect to a random server")
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rootCmd.AddCommand(connectCmd)
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}
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var connectCmd = &cobra.Command{
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Use: "connect",
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Short: "Connect to a vpn server (survey selection appears if hostname is not provided)",
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Long: `Connect to a vpn from a list of relay servers`,
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Args: cobra.RangeArgs(0, 1),
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Run: func(cmd *cobra.Command, args []string) {
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vpnServers, err := vpn.GetList()
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if err != nil {
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log.Fatal().Msgf(err.Error())
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os.Exit(1)
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}
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serverSelection := []string{}
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serverSelected := vpn.Server{}
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for _, s := range *vpnServers {
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serverSelection = append(serverSelection, fmt.Sprintf("%s (%s)", s.HostName, s.CountryShort))
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}
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selection := ""
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prompt := &survey.Select{
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Message: "Choose a server:",
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Options: serverSelection,
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}
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if flagRandom {
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// Select a random server
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serverSelected = (*vpnServers)[rand.Intn(len(*vpnServers))]
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} else {
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if len(args) > 0 {
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selection = args[0]
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} else {
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err := survey.AskOne(prompt, &selection, survey.WithPageSize(10))
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if err != nil {
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log.Error().Msg("Unable to obtain hostname from survey")
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os.Exit(1)
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}
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}
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// Server lookup from selection could be more optimized with a hash map
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for _, s := range *vpnServers {
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if strings.Contains(selection, s.HostName) {
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serverSelected = s
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}
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}
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if serverSelected.HostName == "" {
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log.Fatal().Msgf("Server '%s' was not found", selection)
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os.Exit(1)
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}
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}
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decodedConfig, err := base64.StdEncoding.DecodeString(serverSelected.OpenVpnConfigData)
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if err != nil {
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log.Fatal().Msgf(err.Error())
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os.Exit(1)
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}
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tmpfile, err := ioutil.TempFile("", "vpngate-openvpn-config-")
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if err != nil {
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log.Fatal().Msgf(err.Error())
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os.Exit(1)
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}
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defer os.Remove(tmpfile.Name())
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if _, err := tmpfile.Write(decodedConfig); err != nil {
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log.Fatal().Msgf(err.Error())
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os.Exit(1)
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}
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if err := tmpfile.Close(); err != nil {
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log.Fatal().Msgf(err.Error())
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os.Exit(1)
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}
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log.Info().Msgf("Connecting to %s (%s) in %s", serverSelected.HostName, serverSelected.IPAddr, serverSelected.CountryLong)
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err = vpn.Connect(tmpfile.Name())
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if err != nil {
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log.Fatal().Msgf(err.Error())
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os.Exit(1)
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}
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},
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}
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