Update to v0.3

Add PASS support as per RFC1459

README.md

@@ -3,12 +3,12 @@
 Simple bridge between mattermost and IRC. Uses the in/outgoing webhooks.  
 Relays public channel messages between mattermost and IRC.  
 
-Work in progress.  
+Requires mattermost 1.2.0+
 
-Requires mattermost build from master (or 1.2.0 when released).
+There is also [matterbridge-plus] (https://github.com/42wim/matterbridge-plus) which uses the mattermost API and needs a dedicated user (bot). But requires no incoming/outgoing webhook setup. 
 
 ## binaries
-Binaries can be found [here] (https://github.com/42wim/matterbridge/releases/tag/v0.1)
+Binaries can be found [here] (https://github.com/42wim/matterbridge/releases/tag/v0.3)
 
 ## building
 Make sure you have [Go](https://golang.org/doc/install) properly installed, including setting up your [GOPATH] (https://golang.org/doc/code.html#GOPATH)
@@ -28,7 +28,12 @@ matterbridge
 ## running
 1) Copy the matterbridge.conf.sample to matterbridge.conf in the same directory as the matterbridge binary.  
 2) Edit matterbridge.conf with the settings for your environment. See below for more config information.  
-3) Now you can run matterbridge.  
+3) Now you can run matterbridge. 
+
+```
+Usage of matterbridge:
+  -conf="matterbridge.conf": config file
+```
 
 Matterbridge will:
 * start a webserver listening on the port specified in the configuration.
@@ -37,7 +42,7 @@ Matterbridge will:
 
 ## config
 ### matterbridge
-matterbridge looks for matterbridge.conf in current directory.
+matterbridge looks for matterbridge.conf in current directory. (use -conf to specify another file)
 
 Look at matterbridge.conf.sample for an example
 
@@ -50,18 +55,32 @@ UseTLS=false
 SkipTLSVerify=true
 nick="matterbot"
 channel="#matterbridge"
+UseSlackCircumfix=false
 
 [mattermost]
 #url is your incoming webhook url (account settings - integrations - incoming webhooks)
 url="http://mattermost.yourdomain.com/hooks/incomingwebhookkey"  
 #port the bridge webserver will listen on
 port=9999
+#address the webserver will bind to
+BindAddress="0.0.0.0"
 showjoinpart=true #show irc users joining and parting
 #the token you get from the outgoing webhook in mattermost. If empty no token check will be done.
+#if you use multiple IRC channel (see below, this must be empty!)
 token=yourtokenfrommattermost
 #disable certificate checking (selfsigned certificates)
 #SkipTLSVerify=true
 
+#multiple channel config
+#token you can find in your outgoing webhook
+[Token "outgoingwebhooktoken1"] 
+IRCChannel="#off-topic"
+MMChannel="off-topic"
+
+[Token "outgoingwebhooktoken2"]
+IRCChannel="#testing"
+MMChannel="testing"
+
 [general]
 #request your API key on https://github.com/giphy/GiphyAPI. This is a public beta key
 GiphyApiKey="dc6zaTOxFJmzC"

config.go

@@ -8,12 +8,14 @@ import (
 
 type Config struct {
 	IRC struct {
-		UseTLS        bool
-		SkipTLSVerify bool
-		Server        string
-		Port          int
-		Nick          string
-		Channel       string
+		UseTLS            bool
+		SkipTLSVerify     bool
+		Server            string
+		Port              int
+		Nick              string
+		Password          string
+		Channel           string
+		UseSlackCircumfix bool
 	}
 	Mattermost struct {
 		URL           string
@@ -22,6 +24,12 @@ type Config struct {
 		Token         string
 		IconURL       string
 		SkipTLSVerify bool
+		BindAddress   string
+		Channel       string
+	}
+	Token map[string]*struct {
+		IRCChannel string
+		MMChannel  string
 	}
 	General struct {
 		GiphyAPIKey string

matterbridge.conf.sample

@@ -5,14 +5,28 @@ UseTLS=false
 SkipTLSVerify=true
 nick="matterbot"
 channel="#matterbridge"
+UseSlackCircumfix=false
 
 [mattermost]
 url="http://yourdomain/hooks/yourhookkey"
 port=9999
 showjoinpart=true
-#token=yourtokenfrommattermost
+#remove token when using multiple channels!
+token=yourtokenfrommattermost
 IconURL="http://youricon.png"
 #SkipTLSVerify=true
+#BindAddress="0.0.0.0"
 
 [general]
 GiphyAPIKey=dc6zaTOxFJmzC
+
+#multiple channel config
+#token you can find in your outgoing webhook
+[Token "outgoingwebhooktoken1"] 
+IRCChannel="#off-topic"
+MMChannel="off-topic"
+
+[Token "outgoingwebhooktoken2"]
+IRCChannel="#testing"
+MMChannel="testing"
+

matterbridge.go

@@ -2,6 +2,7 @@ package main
 
 import (
 	"crypto/tls"
+	"flag"
 	"github.com/42wim/matterbridge/matterhook"
 	"github.com/peterhellberg/giphy"
 	"github.com/thoj/go-ircevent"
@@ -12,17 +13,25 @@ import (
 )
 
 type Bridge struct {
-	i *irc.Connection
-	m *matterhook.Client
+	i    *irc.Connection
+	m    *matterhook.Client
+	cmap map[string]string
 	*Config
 }
 
 func NewBridge(name string, config *Config) *Bridge {
 	b := &Bridge{}
 	b.Config = config
+	b.cmap = make(map[string]string)
+	if len(b.Config.Token) > 0 {
+		for _, val := range b.Config.Token {
+			b.cmap[val.IRCChannel] = val.MMChannel
+		}
+	}
 	b.m = matterhook.New(b.Config.Mattermost.URL,
 		matterhook.Config{Port: b.Config.Mattermost.Port, Token: b.Config.Mattermost.Token,
-			InsecureSkipVerify: b.Config.Mattermost.SkipTLSVerify})
+			InsecureSkipVerify: b.Config.Mattermost.SkipTLSVerify,
+			BindAddress:        b.Config.Mattermost.BindAddress})
 	b.i = b.createIRC(name)
 	go b.handleMatter()
 	return b
@@ -32,17 +41,24 @@ func (b *Bridge) createIRC(name string) *irc.Connection {
 	i := irc.IRC(b.Config.IRC.Nick, b.Config.IRC.Nick)
 	i.UseTLS = b.Config.IRC.UseTLS
 	i.TLSConfig = &tls.Config{InsecureSkipVerify: b.Config.IRC.SkipTLSVerify}
+	if b.Config.IRC.Password != "" {
+		i.Password = b.Config.IRC.Password
+	}
 	i.Connect(b.Config.IRC.Server + ":" + strconv.Itoa(b.Config.IRC.Port))
 	time.Sleep(time.Second)
 	log.Println("Joining", b.Config.IRC.Channel, "as", b.Config.IRC.Nick)
 	i.Join(b.Config.IRC.Channel)
+	for _, val := range b.Config.Token {
+		log.Println("Joining", val.IRCChannel, "as", b.Config.IRC.Nick)
+		i.Join(val.IRCChannel)
+	}
 	i.AddCallback("PRIVMSG", b.handlePrivMsg)
 	i.AddCallback("CTCP_ACTION", b.handlePrivMsg)
 	if b.Config.Mattermost.ShowJoinPart {
 		i.AddCallback("JOIN", b.handleJoinPart)
 		i.AddCallback("PART", b.handleJoinPart)
 	}
-	i.AddCallback("353", b.handleOther)
+	//i.AddCallback("353", b.handleOther)
 	return i
 }
 
@@ -52,26 +68,29 @@ func (b *Bridge) handlePrivMsg(event *irc.Event) {
 		msg = event.Nick + " "
 	}
 	msg += event.Message()
-	b.Send("irc-"+event.Nick, msg)
+	b.Send("irc-"+event.Nick, msg, b.getMMChannel(event.Arguments[0]))
 }
 
 func (b *Bridge) handleJoinPart(event *irc.Event) {
-	b.SendType(b.Config.IRC.Nick, "irc-"+event.Nick+" "+strings.ToLower(event.Code)+"s "+event.Message(), "join_leave")
+	b.Send(b.Config.IRC.Nick, "irc-"+event.Nick+" "+strings.ToLower(event.Code)+"s "+event.Message(), b.getMMChannel(event.Arguments[0]))
+	//b.SendType(b.Config.IRC.Nick, "irc-"+event.Nick+" "+strings.ToLower(event.Code)+"s "+event.Message(), b.getMMChannel(event.Arguments[0]), "join_leave")
 }
 
 func (b *Bridge) handleOther(event *irc.Event) {
 	switch event.Code {
 	case "353":
-		b.Send(b.Config.IRC.Nick, event.Message()+" currently on IRC")
+		log.Println("handleOther", b.getMMChannel(event.Arguments[0]))
+		b.Send(b.Config.IRC.Nick, event.Message()+" currently on IRC", b.getMMChannel(event.Arguments[0]))
 	}
 }
 
-func (b *Bridge) Send(nick string, message string) error {
-	return b.SendType(nick, message, "")
+func (b *Bridge) Send(nick string, message string, channel string) error {
+	return b.SendType(nick, message, channel, "")
 }
 
-func (b *Bridge) SendType(nick string, message string, mtype string) error {
+func (b *Bridge) SendType(nick string, message string, channel string, mtype string) error {
 	matterMessage := matterhook.OMessage{IconURL: b.Config.Mattermost.IconURL}
+	matterMessage.Channel = channel
 	matterMessage.UserName = nick
 	matterMessage.Text = message
 	matterMessage.Type = mtype
@@ -84,20 +103,25 @@ func (b *Bridge) SendType(nick string, message string, mtype string) error {
 }
 
 func (b *Bridge) handleMatter() {
+	var username string
 	for {
 		message := b.m.Receive()
+		username = message.UserName + ": "
+		if b.Config.IRC.UseSlackCircumfix {
+			username = "<" + message.UserName + "> "
+		}
 		cmd := strings.Fields(message.Text)[0]
 		switch cmd {
 		case "!users":
 			log.Println("received !users from", message.UserName)
-			b.i.SendRaw("NAMES " + b.Config.IRC.Channel)
+			b.i.SendRaw("NAMES " + b.getIRCChannel(message.Token))
 		case "!gif":
 			message.Text = b.giphyRandom(strings.Fields(strings.Replace(message.Text, "!gif ", "", 1)))
-			b.Send(b.Config.IRC.Nick, message.Text)
+			b.Send(b.Config.IRC.Nick, message.Text, b.getIRCChannel(message.Token))
 		}
 		texts := strings.Split(message.Text, "\n")
 		for _, text := range texts {
-			b.i.Privmsg(b.Config.IRC.Channel, message.UserName+": "+text)
+			b.i.Privmsg(b.getIRCChannel(message.Token), username+text)
 		}
 	}
 }
@@ -114,7 +138,26 @@ func (b *Bridge) giphyRandom(query []string) string {
 	return res.Data.FixedHeightDownsampledURL
 }
 
+func (b *Bridge) getMMChannel(ircChannel string) string {
+	mmchannel, ok := b.cmap[ircChannel]
+	if !ok {
+		mmchannel = b.Config.Mattermost.Channel
+	}
+	return mmchannel
+}
+
+func (b *Bridge) getIRCChannel(token string) string {
+	ircchannel := b.Config.IRC.Channel
+	_, ok := b.Config.Token[token]
+	if ok {
+		ircchannel = b.Config.Token[token].IRCChannel
+	}
+	return ircchannel
+}
+
 func main() {
-	NewBridge("matterbot", NewConfig("matterbridge.conf"))
+	flagConfig := flag.String("conf", "matterbridge.conf", "config file")
+	flag.Parse()
+	NewBridge("matterbot", NewConfig(*flagConfig))
 	select {}
 }

matterhook/matterhook.go

@@ -52,6 +52,7 @@ type Client struct {
 // Config for client.
 type Config struct {
 	Port               int    // Port to listen on.
+	BindAddress        string // Address to listen on
 	Token              string // Only allow this token from Mattermost. (Allow everything when empty)
 	InsecureSkipVerify bool   // disable certificate checking
 	DisableServer      bool   // Do not start server for outgoing webhooks from Mattermost.
@@ -63,6 +64,7 @@ func New(url string, config Config) *Client {
 	if c.Port == 0 {
 		c.Port = 9999
 	}
+	c.BindAddress += ":"
 	tr := &http.Transport{
 		TLSClientConfig: &tls.Config{InsecureSkipVerify: config.InsecureSkipVerify},
 	}
@@ -77,8 +79,8 @@ func New(url string, config Config) *Client {
 func (c *Client) StartServer() {
 	mux := http.NewServeMux()
 	mux.Handle("/", c)
-	log.Printf("Listening on http://0.0.0.0:%v...\n", c.Port)
-	if err := http.ListenAndServe((":" + strconv.Itoa(c.Port)), mux); err != nil {
+	log.Printf("Listening on http://%v:%v...\n", c.BindAddress, c.Port)
+	if err := http.ListenAndServe((c.BindAddress + strconv.Itoa(c.Port)), mux); err != nil {
 		log.Fatal(err)
 	}
 }