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// Copyright (C) 2018 LEAP
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package systray
import (
"log"
"os"
"0xacab.org/leap/bitmask-vpn/pkg/bitmask"
"0xacab.org/leap/bitmask-vpn/pkg/config"
)
func Run(conf *Config) {
bt := bmTray{conf: conf, waitCh: make(chan bool)}
finishedCh := make(chan bool)
go initialize(conf, &bt, finishedCh)
bt.start()
<-finishedCh
}
func initialize(conf *Config, bt *bmTray, finishedCh chan bool) {
defer func() { finishedCh <- true }()
if _, err := os.Stat(config.Path); os.IsNotExist(err) {
os.MkdirAll(config.Path, os.ModePerm)
}
err := acquirePID()
if err != nil {
log.Fatal(err)
}
defer releasePID()
notify := newNotificator(conf)
b, err := bitmask.Init(conf.Printer)
if err != nil {
notify.initFailure(err)
return
}
defer b.Close()
go checkAndStartBitmask(b, notify, conf)
go listenSignals(b)
var as bitmask.Autostart
if conf.DisableAustostart {
as = &bitmask.DummyAutostart{}
} else {
as = bitmask.NewAutostart(config.ApplicationName, getIconPath())
}
err = as.Enable()
if err != nil {
log.Printf("Error enabling autostart: %v", err)
}
bt.loop(b, notify, as)
}
func checkAndStartBitmask(b bitmask.Bitmask, notify *notificator, conf *Config) {
if conf.Obfs4 {
err := b.UseTransport("obfs4")
if err != nil {
log.Printf("Error setting transport: %v", err)
}
}
err := checkAndInstallHelpers(b, notify)
if err != nil {
log.Printf("Is bitmask running? %v", err)
os.Exit(1)
}
err = maybeStartVPN(b, conf)
if err != nil {
log.Println("Error starting VPN: ", err)
notify.errorStartingVPN(err)
}
}
func checkAndInstallHelpers(b bitmask.Bitmask, notify *notificator) error {
helpers, priviledge, err := b.VPNCheck()
if (err != nil && err.Error() == "nopolkit") || (err == nil && !priviledge) {
log.Printf("No polkit found")
notify.authAgent()
os.Exit(1)
} else if err != nil {
log.Printf("Error checking vpn: %v", err)
notify.errorStartingVPN(err)
return err
}
if !helpers {
err = b.InstallHelpers()
if err != nil {
log.Println("Error installing helpers: ", err)
}
}
return nil
}
func maybeStartVPN(b bitmask.Bitmask, conf *Config) error {
if !conf.StartVPN {
return nil
}
err := b.StartVPN(config.Provider)
conf.setUserStoppedVPN(false)
return err
}
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