// This function blocks. Run in goroutine.
func RunRelay(port int, keyhash string, isexit bool) {
ISRELAY = true
ieflag := 0
if isexit {
ieflag = 1
}
RefreshDirectory()
url := fmt.Sprintf("%s/upload?port=%d&protocol=%d&keyhash=%s&exit=%d",
DIRADDR,
port, PROTVER, keyhash, ieflag)
r, e := http.Get(url)
log.Debug(url)
time.Sleep(time.Second)
if e != nil {
log.Errorf("Error encountered in info upload: %s", e.Error())
r.Body.Close()
panic("WTF")
}
for {
time.Sleep(time.Second)
r, e := http.Get(fmt.Sprintf("%s/longpoll", DIRADDR))
if e != nil {
log.Errorf("Error encountered in long poll: %s", e.Error())
retry:
url := fmt.Sprintf("%s/upload?port=%d&protocol=%d&keyhash=%s&exit=%d",
DIRADDR,
port, PROTVER, keyhash, ieflag)
log.Debug("Now of retry....")
_, e := http.Get(url)
log.Debug(url)
if e != nil {
log.Errorf("Error encountered in info upload: %s", e.Error())
goto retry
}
continue
}
buff := new(bytes.Buffer)
io.Copy(buff, r.Body)
protector.Lock()
err := json.Unmarshal(buff.Bytes(), &KDirectory)
protector.Unlock()
if err != nil {
log.Errorf("Error encountered when decoding long poll: %s / %s",
err.Error(), string(buff.Bytes()))
r.Body.Close()
retryy:
url := fmt.Sprintf("%s/upload?port=%d&protocol=%d&keyhash=%s&exit=%d",
DIRADDR,
port, PROTVER, keyhash, ieflag)
log.Debug("Now of retry....")
_, e := http.Get(url)
log.Debug(url)
if e != nil {
log.Errorf("Error encountered in info upload: %s", e.Error())
goto retryy
}
continue
}
}
}
func init() {
err := gcfg.ReadFileInto(&MasterConfig, "kirisurf.conf")
log.Debug("Read configuration successfully")
if err != nil {
panic(err.Error())
}
}
// Fixes duplicates
func FixDuplicates(thing []int) []int {
log.Debug(thing)
toret := make([]int, 0)
for i := 0; i < len(thing); i++ {
blah := false
for j := 0; j < len(toret); j++ {
if toret[j] == thing[i] {
blah = true
}
}
if !blah {
toret = append(toret, thing[i])
}
}
log.Debug(toret)
return toret
}
func sc_server_handler(wire net.Conn) error {
defer wire.Close()
owire, err := kiss.Kiriobfs_handshake_server(wire)
if err != nil {
//log.Error(err.Error())
return err
}
log.Debug("Of dones for obfs layer")
awire, err := kiss.KiSS_handshake_server(owire, MasterKey)
if err != nil {
//log.Error(err.Error())
return err
}
log.Debug("Of dones in kiss layer")
// Now awire is the wire
cmd, err := read_sc_message(awire)
if err != nil {
log.Error(err.Error())
return err
}
log.Debug(cmd)
if cmd.Msg_type == SC_EXTEND {
theirnode := dirclient.PKeyLookup(cmd.Msg_arg)
if theirnode == nil {
return errors.New("Watif")
}
actwire, err := net.Dial("tcp", theirnode.Address)
if err != nil {
return err
}
remwire, err := kiss.Kiriobfs_handshake_client(actwire)
if err != nil {
return err
}
go func() {
io.Copy(remwire, awire)
remwire.Close()
}()
io.Copy(awire, remwire)
awire.Close()
} else if cmd.Msg_type == SC_TERMINATE && MasterConfig.General.IsExit {
e2e_server_handler(newGobWire(awire))
}
return nil
}