sneak/go-ircevent
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Merge pull request #15 from Philipp15b/improvements

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Some improvements
This commit is contained in:
Thomas Jager 2013-04-04 07:47:20 -07:00
commit 14b5cb8b16
2 changed files with 64 additions and 94 deletions
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148
irc.go
View File

@ -16,11 +16,11 @@ import (
)
const (
VERSION = "go-ircevent v2.0"
VERSION = "go-ircevent v2.1"
)
func (irc *Connection) readLoop() {
br := bufio.NewReader(irc.socket)
br := bufio.NewReaderSize(irc.socket, 512)
for {
msg, err := br.ReadString('\n')
@ -30,7 +30,7 @@ func (irc *Connection) readLoop() {
}
irc.lastMessage = time.Now()
msg = msg[0 : len(msg)-2] //Remove \r\n
msg = msg[:len(msg)-2] //Remove \r\n
event := &Event{Raw: msg}
if msg[0] == ':' {
if i := strings.Index(msg, " "); i > -1 {
@ -64,40 +64,38 @@ func (irc *Connection) readLoop() {
irc.RunCallbacks(event)
}
irc.syncreader <- true
irc.readerExit <- true
}
func (irc *Connection) writeLoop() {
for {
b, ok := <-irc.pwrite
for ok {
if b == "" || irc.socket == nil {
break
}
irc.log.Printf("--> %s\n", b)
_, err := irc.socket.Write([]byte(b))
if err != nil {
irc.log.Printf("%s\n", err)
irc.Error <- err
if !ok || b == "" || irc.socket == nil {
break
}
b, ok = <-irc.pwrite
irc.log.Printf("--> %s\n", b)
_, err := irc.socket.Write([]byte(b))
if err != nil {
irc.Error <- err
break
}
irc.syncwriter <- true
}
irc.writerExit <- true
}
//Pings the server if we have not recived any messages for 5 minutes
func (irc *Connection) pingLoop() {
irc.ticker = time.NewTicker(1 * time.Minute) //Tick every minute.
irc.ticker2 = time.NewTicker(15 * time.Minute) //Tick every 15 minutes.
ticker := time.NewTicker(1 * time.Minute) //Tick every minute.
ticker2 := time.NewTicker(15 * time.Minute) //Tick every 15 minutes.
for {
select {
case <-irc.ticker.C:
//Ping if we haven't recived anything from the server within 4 minutes
case <-ticker.C:
//Ping if we haven't received 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.C:
case <-ticker2.C:
//Ping every 15 minutes.
irc.SendRawf("PING %d", time.Now().UnixNano())
//Try to recapture nickname if it's not as configured.
@ -106,22 +104,30 @@ func (irc *Connection) pingLoop() {
irc.SendRawf("NICK %s", irc.nick)
}
case <-irc.endping:
irc.ticker.Stop()
irc.ticker2.Stop()
irc.syncpinger <- true
ticker.Stop()
ticker2.Stop()
irc.pingerExit <- true
return
}
}
}
func (irc *Connection) Cycle() {
irc.SendRaw("QUIT")
irc.Reconnect()
func (irc *Connection) Loop() {
for !irc.stopped {
err := <-irc.Error
if irc.stopped {
break
}
irc.log.Printf("Error: %s\n", err)
irc.Disconnect()
irc.Connect(irc.server)
}
}
func (irc *Connection) Quit() {
irc.quitting = true
irc.SendRaw("QUIT")
irc.stopped = true
irc.Disconnect()
}
func (irc *Connection) Join(channel string) {
@ -149,7 +155,7 @@ func (irc *Connection) Privmsgf(target, format string, a ...interface{}) {
}
func (irc *Connection) SendRaw(message string) {
irc.pwrite <- fmt.Sprintf("%s\r\n", message)
irc.pwrite <- message + "\r\n"
}
func (irc *Connection) SendRawf(format string, a ...interface{}) {
@ -165,57 +171,29 @@ func (irc *Connection) GetNick() string {
return irc.nickcurrent
}
func (irc *Connection) Reconnect() error {
// Sends all buffered messages (if possible),
// stops all goroutines and then closes the socket.
func (irc *Connection) Disconnect() {
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
irc.Connect(irc.server)
if err == nil {
break
}
irc.log.Printf("Error: %s\n", err)
}
return nil
<-irc.readerExit
<-irc.writerExit
<-irc.pingerExit
irc.socket.Close()
irc.socket = nil
}
func (irc *Connection) Loop() {
for !irc.quitting {
e := <-irc.Error
if irc.quitting {
break
}
irc.log.Printf("Error: %s\n", e)
irc.Reconnect()
}
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")
func (irc *Connection) Reconnect() error {
return irc.Connect(irc.server)
}
func (irc *Connection) Connect(server string) error {
irc.server = server
irc.stopped = false
var err error
irc.log.Printf("Connecting to %s\n", irc.server)
if irc.UseTLS {
irc.socket, err = tls.Dial("tcp", irc.server, irc.TLSConfig)
} else {
@ -225,17 +203,11 @@ func (irc *Connection) Connect(server string) error {
return err
}
irc.log.Printf("Connected to %s (%s)\n", irc.server, irc.socket.RemoteAddr())
return irc.postConnect()
}
func (irc *Connection) postConnect() error {
irc.pread = make(chan string, 100)
irc.pwrite = make(chan string, 100)
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)
irc.pread = make(chan string, 10)
irc.pwrite = make(chan string, 10)
irc.Error = make(chan error, 2)
go irc.readLoop()
go irc.writeLoop()
go irc.pingLoop()
@ -249,15 +221,15 @@ func (irc *Connection) postConnect() error {
}
func IRC(nick, user string) *Connection {
irc := new(Connection)
irc.registered = false
irc.pread = make(chan string, 100)
irc.pwrite = make(chan string, 100)
irc.Error = make(chan error)
irc.nick = nick
irc.user = user
irc.VerboseCallbackHandler = false
irc.log = log.New(os.Stdout, "", log.LstdFlags)
irc := &Connection{
nick: nick,
user: user,
log: log.New(os.Stdout, "", log.LstdFlags),
readerExit: make(chan bool),
writerExit: make(chan bool),
pingerExit: make(chan bool),
endping: make(chan bool),
}
irc.setupCallbacks()
return irc
}

6
irc_struct.go
View File

@ -13,14 +13,13 @@ import (
type Connection struct {
Error chan error
Log chan string
Password string
UseTLS bool
TLSConfig *tls.Config
socket net.Conn
pread, pwrite chan string
syncreader, syncwriter, syncpinger chan bool
readerExit, writerExit, pingerExit chan bool
endping chan bool
nick string //The nickname we want.
@ -31,12 +30,11 @@ type Connection struct {
events map[string][]func(*Event)
lastMessage time.Time
ticker, ticker2 *time.Ticker
VerboseCallbackHandler bool
log *log.Logger
quitting bool
stopped bool
}
type Event struct {