Change the way the pinger works.

Fix syning threads before reconnections
Formatting
This commit is contained in:
Thomas Jager 2012-11-07 21:51:24 +01:00
parent d53de8bdbd
commit c8f78ebf45
3 changed files with 37 additions and 29 deletions

@ -51,6 +51,7 @@ Commands
ircobj.Password = "[server password]"
ircobj.Connect("irc.someserver.com:6667") //Connect to server
ircobj.Sendraw("<string>") //sends string to server. Adds \r\n
ircobj.Sendraw("<formatstring>", ...) //sends formatted string to server.n
ircobj.Join("#channel [password]")
ircobj.Privmsg("#channel", "msg")
ircobj.Privmsg("nickname", "msg")

56
irc.go

@ -6,28 +6,26 @@ package irc
import (
"bufio"
"crypto/tls"
"fmt"
"log"
"net"
"os"
"strings"
"time"
"crypto/tls"
)
const (
VERSION = "cleanirc v1.0"
VERSION = "go-ircevent v2.0"
)
var error_ bool
func (irc *Connection) readLoop() {
br := bufio.NewReader(irc.socket)
for !irc.reconnecting {
for {
msg, err := br.ReadString('\n')
if err != nil {
irc.Error <-err
irc.Error <- err
break
}
@ -66,16 +64,15 @@ func (irc *Connection) readLoop() {
irc.RunCallbacks(event)
}
irc.syncreader <-true
irc.syncreader <- true
}
func (irc *Connection) writeLoop() {
b, ok := <-irc.pwrite
for !irc.reconnecting && ok {
for ok {
if b == "" || irc.socket == nil {
break
}
_, err := irc.socket.Write([]byte(b))
if err != nil {
irc.log.Printf("%s\n", err)
@ -85,21 +82,21 @@ func (irc *Connection) writeLoop() {
b, ok = <-irc.pwrite
}
irc.syncwriter <-true
irc.syncwriter <- true
}
//Pings the server if we have not recived any messages for 5 minutes
func (irc *Connection) pingLoop() {
irc.ticker = time.Tick(1 * time.Minute) //Tick every minute.
irc.ticker2 = time.Tick(15 * time.Minute) //Tick every 15 minutes.
irc.ticker = time.NewTicker(1 * time.Minute) //Tick every minute.
irc.ticker2 = time.NewTicker(15 * time.Minute) //Tick every 15 minutes.
for {
select {
case <-irc.ticker:
case <-irc.ticker.C:
//Ping if we haven't recived anything from the server within 4 minutes
if time.Since(irc.lastMessage) >= (4 * time.Minute) {
irc.SendRawf("PING %d", time.Now().UnixNano())
}
case <-irc.ticker2:
case <-irc.ticker2.C:
//Ping every 15 minutes.
irc.SendRawf("PING %d", time.Now().UnixNano())
//Try to recapture nickname if it's not as configured.
@ -107,8 +104,13 @@ func (irc *Connection) pingLoop() {
irc.nickcurrent = irc.nick
irc.SendRawf("NICK %s", irc.nick)
}
case <-irc.endping:
irc.ticker.Stop()
irc.ticker2.Stop()
break
}
}
irc.syncpinger <- true
}
func (irc *Connection) Cycle() {
@ -143,18 +145,25 @@ func (irc *Connection) SendRaw(message string) {
}
func (irc *Connection) SendRawf(format string, a ...interface{}) {
irc.SendRaw(fmt.Sprintf(format, a...))
irc.SendRaw(fmt.Sprintf(format, a...))
}
func (irc *Connection) GetNick() string {
return irc.nickcurrent
return irc.nickcurrent
}
func (irc *Connection) Reconnect() error {
close(irc.pwrite)
close(irc.pread)
irc.endping <- true
irc.log.Printf("Syncing Threads\n")
irc.log.Printf("Syncing Reader\n")
<-irc.syncreader
irc.log.Printf("Syncing Writer\n")
<-irc.syncwriter
irc.log.Printf("Syncing Pinger\n")
<-irc.syncpinger
irc.log.Printf("Syncing Threads Done\n")
for {
irc.log.Printf("Reconnecting to %s\n", irc.server)
var err error
@ -164,7 +173,6 @@ func (irc *Connection) Reconnect() error {
}
irc.log.Printf("Error: %s\n", err)
}
error_ = false
return nil
}
@ -175,18 +183,17 @@ func (irc *Connection) Loop() {
break
}
irc.log.Printf("Error: %s\n", e)
error_ = true
irc.Reconnect()
}
close(irc.pwrite)
close(irc.pread)
irc.endping <- true
<-irc.syncreader
<-irc.syncwriter
<-irc.syncpinger
}
func (irc *Connection) Connect(server string) error {
irc.server = server
var err error
@ -209,16 +216,17 @@ func (irc *Connection) postConnect() error {
irc.Error = make(chan error, 10)
irc.syncreader = make(chan bool)
irc.syncwriter = make(chan bool)
irc.syncpinger = make(chan bool)
irc.endping = make(chan bool)
go irc.readLoop()
go irc.writeLoop()
go irc.pingLoop()
if len(irc.Password) > 0 {
irc.pwrite <-fmt.Sprintf("PASS %s\r\n", irc.Password)
irc.pwrite <- fmt.Sprintf("PASS %s\r\n", irc.Password)
}
irc.pwrite <-fmt.Sprintf("NICK %s\r\n", irc.nick)
irc.pwrite <-fmt.Sprintf("USER %s 0.0.0.0 0.0.0.0 :%s\r\n", irc.user, irc.user)
irc.pwrite <- fmt.Sprintf("NICK %s\r\n", irc.nick)
irc.pwrite <- fmt.Sprintf("USER %s 0.0.0.0 0.0.0.0 :%s\r\n", irc.user, irc.user)
return nil
}

@ -20,8 +20,8 @@ type Connection struct {
socket net.Conn
pread, pwrite chan string
syncreader, syncwriter chan bool
reconnecting bool
syncreader, syncwriter, syncpinger chan bool
endping chan bool
nick string //The nickname we want.
nickcurrent string //The nickname we currently have.
@ -30,9 +30,8 @@ type Connection struct {
server string
events map[string][]func(*Event)
lastMessage time.Time
ticker <-chan time.Time
ticker2 <-chan time.Time
lastMessage time.Time
ticker, ticker2 *time.Ticker
VerboseCallbackHandler bool
log *log.Logger