Add (PLAIN) SASL support

vendor/github.com/thoj/go-ircevent/irc.go

@@ -439,6 +439,25 @@ func (irc *Connection) Connect(server string) error {
 	if len(irc.Password) > 0 {
 		irc.pwrite <- fmt.Sprintf("PASS %s\r\n", irc.Password)
 	}
+
+	resChan := make(chan *SASLResult)
+	if irc.UseSASL {
+		irc.setupSASLCallbacks(resChan)
+		irc.pwrite <- fmt.Sprintf("CAP LS\r\n")
+		// request SASL
+		irc.pwrite <- fmt.Sprintf("CAP REQ :sasl\r\n")
+		// if sasl request doesn't complete in 15 seconds, close chan and timeout
+		select {
+		case res := <-resChan:
+			if res.Failed {
+				close(resChan)
+				return res.Err
+			}
+		case <-time.After(time.Second * 15):
+			close(resChan)
+			return errors.New("SASL setup timed out. This shouldn't happen.")
+		}
+	}
 	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
@@ -466,6 +485,7 @@ func IRC(nick, user string) *Connection {
 		KeepAlive:   4 * time.Minute,
 		Timeout:     1 * time.Minute,
 		PingFreq:    15 * time.Minute,
+		SASLMech:    "PLAIN",
 		QuitMessage: "",
 	}
 	irc.setupCallbacks()

vendor/github.com/thoj/go-ircevent/irc_struct.go

@@ -14,16 +14,20 @@ import (
 
 type Connection struct {
 	sync.WaitGroup
-	Debug     bool
-	Error     chan error
-	Password  string
-	UseTLS    bool
-	TLSConfig *tls.Config
-	Version   string
-	Timeout   time.Duration
-	PingFreq  time.Duration
-	KeepAlive time.Duration
-	Server    string
+	Debug        bool
+	Error        chan error
+	Password     string
+	UseTLS       bool
+	UseSASL      bool
+	SASLLogin    string
+	SASLPassword string
+	SASLMech     string
+	TLSConfig    *tls.Config
+	Version      string
+	Timeout      time.Duration
+	PingFreq     time.Duration
+	KeepAlive    time.Duration
+	Server       string
 
 	socket net.Conn
 	pwrite chan string

vendor/manifest

@@ -113,8 +113,8 @@
 		{
 			"importpath": "github.com/thoj/go-ircevent",
 			"repository": "https://github.com/thoj/go-ircevent",
-			"vcs": "",
-			"revision": "da78ed515c0f0833e7a92c7cc52898176198e2c1",
+			"vcs": "git",
+			"revision": "98c1902dd2097f38142384167e60206ba26f1585",
 			"branch": "master",
 			"notests": true
 		},