package client
import (
+ "errors"
"fmt"
"net"
"os"
- "errors"
"time"
"github.com/agl/ed25519"
+
"cypherpunks.ru/govpn"
)
ProxyAddress string
ProxyAuthentication string
RemoteAddress string
- UpPath, DownPath string
+ UpPath string
+ DownPath string
StatsAddress string
NoReconnect bool
MTU int
func (c *Configuration) Validate() error {
if c.MTU > govpn.MTUMax {
- return fmt.Errorf("Invalid MTU %d, maximum allowable is %d",c.MTU, govpn.MTUMax)
+ return fmt.Errorf("Invalid MTU %d, maximum allowable is %d", c.MTU, govpn.MTUMax)
}
if len(c.RemoteAddress) == 0 {
return errors.New("Missing RemoteAddress")
termSignal chan os.Signal
config Configuration
- // Error receive any error of all routines
- Error chan error
+ // Error channel receives any kind of routine errors
+ Error chan error
}
func (c *Client) MainCycle() {
go govpn.StatsProcessor(c.statsPort, &c.knownPeers)
}
- MainCycle:
+MainCycle:
for {
c.timeouted = make(chan struct{})
c.rehandshaking = make(chan struct{})
case <-c.termSignal:
govpn.BothPrintf(`[finish remote="%s"]`, c.config.RemoteAddress)
c.termination <- struct{}{}
- // send a non-error to let know everything went fine
+ // empty value signals that everything is fine
c.Error <- nil
break MainCycle
case <-c.timeouted:
close(c.rehandshaking)
close(c.termination)
}
- if _, err = govpn.ScriptCall(c.config.DownPath, c.config.InterfaceName, c.config.RemoteAddress); err != nil {
+ if _, err = govpn.ScriptCall(
+ c.config.DownPath,
+ c.config.InterfaceName,
+ c.config.RemoteAddress,
+ ); err != nil {
c.Error <- err
}
}
func NewClient(conf Configuration, verifier *govpn.Verifier, termSignal chan os.Signal) *Client {
client := &Client{
- idsCache: govpn.NewMACCache(),
+ idsCache: govpn.NewMACCache(),
firstUpCall: true,
- config: conf,
- termSignal: termSignal,
- Error: make(chan error, 1),
+ config: conf,
+ termSignal: termSignal,
+ Error: make(chan error, 1),
}
confs := map[govpn.PeerId]*govpn.PeerConf{*verifier.Id: conf.Peer}
client.idsCache.Update(&confs)