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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 standalone
import (
"io/ioutil"
"log"
"os"
"0xacab.org/leap/bitmask-vpn/pkg/config"
"0xacab.org/leap/bitmask-vpn/pkg/standalone/bonafide"
"0xacab.org/leap/shapeshifter"
"github.com/apparentlymart/go-openvpn-mgmt/openvpn"
)
// Bitmask holds the bitmask client data
type Bitmask struct {
tempdir string
statusCh chan string
managementClient *openvpn.MgmtClient
bonafide *bonafide.Bonafide
launch *launcher
transport string
shapes *shapeshifter.ShapeShifter
}
// Init the connection to bitmask
func Init() (*Bitmask, error) {
statusCh := make(chan string, 10)
tempdir, err := ioutil.TempDir("", "leap-")
if err != nil {
return nil, err
}
bonafide := bonafide.New()
launch, err := newLauncher()
if err != nil {
return nil, err
}
b := Bitmask{tempdir, statusCh, nil, bonafide, launch, "", nil}
err = b.StopVPN()
if err != nil {
return nil, err
}
err = ioutil.WriteFile(b.getCaCertPath(), config.CaCert, 0600)
go b.openvpnManagement()
return &b, err
}
// GetStatusCh returns a channel that will recieve VPN status changes
func (b *Bitmask) GetStatusCh() <-chan string {
return b.statusCh
}
// Close the connection to bitmask
func (b *Bitmask) Close() {
b.StopVPN()
err := b.launch.close()
if err != nil {
log.Printf("There was an error closing the launcher: %v", err)
}
err = os.RemoveAll(b.tempdir)
if err != nil {
log.Printf("There was an error removing temp dir: %v", err)
}
}
// Version gets the bitmask version string
func (b *Bitmask) Version() (string, error) {
return "", nil
}
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