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- package main
-
- import (
- "crypto/tls"
- "fmt"
- "github.com/deckarep/golang-set"
- "github.com/fsnotify/fsnotify"
- "github.com/irccloud/irccat/httplistener"
- "github.com/irccloud/irccat/tcplistener"
- "github.com/juju/loggo"
- "github.com/spf13/viper"
- "github.com/thoj/go-ircevent"
- "os"
- "os/signal"
- "syscall"
- )
-
- var log = loggo.GetLogger("main")
-
- type IRCCat struct {
- auth_channel string
- channels mapset.Set
- auth_users map[string]bool
- irc *irc.Connection
- tcp *tcplistener.TCPListener
- signals chan os.Signal
- }
-
- func main() {
- loggo.ConfigureLoggers("<root>=DEBUG")
- log.Infof("IRCCat starting...")
- viper.SetConfigName("irccat")
- viper.AddConfigPath("/etc")
- viper.AddConfigPath(".")
- var err error
-
- err = viper.ReadInConfig()
- if err != nil {
- log.Errorf("Error reading config file - exiting. I'm looking for irccat.[json|yaml|toml|hcl] in . or /etc")
- return
- }
-
- irccat := IRCCat{auth_users: map[string]bool{},
- signals: make(chan os.Signal, 1),
- channels: mapset.NewSet(),
- auth_channel: viper.GetString("commands.auth_channel")}
-
- viper.WatchConfig()
- viper.OnConfigChange(irccat.handleConfigChange)
-
- signal.Notify(irccat.signals, os.Interrupt, syscall.SIGINT, syscall.SIGTERM)
- go irccat.signalHandler()
-
- irccat.tcp, err = tcplistener.New()
- if err != nil {
- return
- }
-
- err = irccat.connectIRC()
-
- if err != nil {
- log.Criticalf("Error connecting to IRC server: %s", err)
- return
- }
-
- if viper.IsSet("http") {
- httplistener.New(irccat.irc)
- }
-
- irccat.tcp.Run(irccat.irc)
- irccat.irc.Loop()
- }
-
- func (i *IRCCat) signalHandler() {
- sig := <-i.signals
- log.Infof("Exiting on %s", sig)
- i.irc.QuitMessage = fmt.Sprintf("Exiting on %s", sig)
- i.irc.Quit()
- }
-
- func (i *IRCCat) connectIRC() error {
- irccon := irc.IRC(viper.GetString("irc.nick"), viper.GetString("irc.realname"))
- irccon.UseTLS = viper.GetBool("irc.tls")
- if viper.GetBool("irc.tls_skip_verify") {
- irccon.TLSConfig = &tls.Config{InsecureSkipVerify: true}
- }
-
- err := irccon.Connect(viper.GetString("irc.server"))
- if err != nil {
- return err
- }
-
- irccon.AddCallback("001", i.handleWelcome)
- irccon.AddCallback("PRIVMSG", func(event *irc.Event) {
- if event.Message()[0] == '?' || event.Message()[0] == '!' {
- go i.handleCommand(event)
- }
- })
-
- irccon.AddCallback("353", i.handleNames)
- irccon.AddCallback("JOIN", i.handleJoin)
- irccon.AddCallback("PART", i.handlePart)
- irccon.AddCallback("QUIT", i.handlePart)
-
- i.irc = irccon
- return nil
- }
-
- func (i *IRCCat) handleWelcome(e *irc.Event) {
- if viper.IsSet("irc.identify_pass") && viper.GetString("irc.identify_pass") != "" {
- i.irc.SendRawf("NICKSERV IDENTIFY %s", viper.GetString("irc.identify_pass"))
- }
-
- log.Infof("Connected, joining channels...")
- for _, channel := range viper.GetStringSlice("irc.channels") {
- i.irc.Join(channel)
- i.channels.Add(channel)
- }
- }
-
- func (i *IRCCat) handleConfigChange(e fsnotify.Event) {
- log.Infof("Reloaded config")
-
- new_channels := mapset.NewSet()
-
- for _, channel := range viper.GetStringSlice("irc.channels") {
- new_channels.Add(channel)
- if !i.channels.Contains(channel) {
- log.Infof("Joining new channel %s", channel)
- i.irc.Join(channel)
- i.channels.Add(channel)
- }
- }
-
- it := i.channels.Difference(new_channels).Iterator()
- for channel := range it.C {
- log.Infof("Leaving channel %s", channel)
- i.irc.Part(channel.(string))
- i.channels.Remove(channel)
- }
- }
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