remove extra nick var
--HG-- branch : nmdc-ircfrontend
This commit is contained in:
.
parent
26ede341ef
commit
8c5b148bc1
5
main.go
5
main.go
@ -50,10 +50,7 @@ func main() {
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continue
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}
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// Spin up an IRC server for the new user.
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// The upstream connection doesn't get launched until we hear a nick
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// from the irc client
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// Spin up a worker for the new user.
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server := NewServer(*serverName, libnmdc.HubAddress(*dcAddress), conn)
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go server.RunWorker()
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}
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95
server.go
95
server.go
@ -33,7 +33,6 @@ type Server struct {
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motd string
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clientConn net.Conn
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clientNick string
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clientRegistered bool
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upstreamLauncher libnmdc.HubConnectionOptions
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@ -59,29 +58,20 @@ func NewServer(name string, upstream libnmdc.HubAddress, conn net.Conn) *Server
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func (s *Server) RunWorker() {
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// Send the connection handshake
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// Send the connection handshake.
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// Can't connect to the upstream server yet, until we've recieved a nick.
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s.sendClientGlobalMessage(s.motd)
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// Can't connect to the upstream server yet, until we've recieved a nick.
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for {
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if s.clientConn == nil {
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break // abandon thread
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}
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buf := make([]byte, CLIENT_READ_BUFFSIZE)
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s.clientConn.SetReadDeadline(time.Now().Add(time.Second * CLIENT_READ_TIMEOUT_SEC))
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ln, err := s.clientConn.Read(buf)
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if err != nil {
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if err == io.EOF {
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s.DisconnectClient() // if not already done
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// Cleanup upstream
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if s.clientConn != nil && s.clientRegistered {
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s.upstreamCloser <- struct{}{}
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}
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// Clean up ourselves
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s.clientRegistered = false
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// Abandon thread
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return
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break // abandon thread
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}
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continue
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}
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@ -108,6 +98,17 @@ func (s *Server) RunWorker() {
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}
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}
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// Cleanup
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s.DisconnectClient() // if not already done
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// Cleanup upstream
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if s.clientConn != nil && s.clientRegistered {
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s.upstreamCloser <- struct{}{}
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}
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// Clean up ourselves
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s.clientRegistered = false
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}
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func (s *Server) upstreamWorker() {
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@ -138,10 +139,10 @@ func (s *Server) upstreamWorker() {
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s.sendChannelTopic(hubEvent.Nick)
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case libnmdc.EVENT_PRIVATE:
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s.reply(rplMsg, s.clientNick, hubEvent.Nick, hubEvent.Message)
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s.reply(rplMsg, s.upstreamLauncher.Self.Nick, hubEvent.Nick, hubEvent.Message)
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case libnmdc.EVENT_PUBLIC:
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s.reply(rplMsg, s.clientNick, BLESSED_CHANNEL, hubEvent.Message)
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s.reply(rplMsg, s.upstreamLauncher.Self.Nick, BLESSED_CHANNEL, hubEvent.Message)
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case libnmdc.EVENT_SYSTEM_MESSAGE_FROM_CONN, libnmdc.EVENT_SYSTEM_MESSAGE_FROM_HUB:
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s.sendClientGlobalMessage(hubEvent.Message)
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@ -195,7 +196,7 @@ func (s *Server) handleCommand(command string, args []string) {
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return
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}
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if s.clientNick == "" {
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if s.upstreamLauncher.Self.Nick == "" {
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s.reply(rplKill, "Your nickname is already being used", "")
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s.DisconnectClient()
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return
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@ -209,7 +210,7 @@ func (s *Server) handleCommand(command string, args []string) {
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go s.upstreamWorker()
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// Tell the user that they themselves joined the chat channel
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s.reply(rplJoin, s.clientNick, BLESSED_CHANNEL)
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s.reply(rplJoin, s.upstreamLauncher.Self.Nick, BLESSED_CHANNEL)
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default:
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s.handleRegisteredCommand(command, args)
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@ -339,7 +340,9 @@ func (s *Server) handleRegisteredCommand(command string, args []string) {
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}
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func (s *Server) DisconnectClient() {
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if s.clientConn != nil {
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s.clientConn.Close()
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}
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s.clientConn = nil
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// Readloop will stop, which kills the upstream connection too
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@ -372,71 +375,71 @@ func (s *Server) reply(code replyCode, args ...string) {
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switch code {
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case rplWelcome:
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s.writeClient(fmt.Sprintf(":%s 001 %s :Welcome to %s", s.name, s.clientNick, s.name))
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s.writeClient(fmt.Sprintf(":%s 001 %s :Welcome to %s", s.name, s.upstreamLauncher.Self.Nick, s.name))
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case rplJoin:
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s.writeClient(fmt.Sprintf(":%s JOIN %s", args[0], args[1]))
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case rplPart:
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s.writeClient(fmt.Sprintf(":%s PART %s %s", args[0], args[1], args[2]))
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case rplTopic:
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s.writeClient(fmt.Sprintf(":%s 332 %s %s :%s", s.name, s.clientNick, args[0], args[1]))
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s.writeClient(fmt.Sprintf(":%s 332 %s %s :%s", s.name, s.upstreamLauncher.Self.Nick, args[0], args[1]))
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case rplNoTopic:
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s.writeClient(fmt.Sprintf(":%s 331 %s %s :No topic is set", s.name, s.clientNick, args[0]))
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s.writeClient(fmt.Sprintf(":%s 331 %s %s :No topic is set", s.name, s.upstreamLauncher.Self.Nick, args[0]))
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case rplNames:
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s.writeClient(fmt.Sprintf(":%s 353 %s = %s :%s", s.name, s.clientNick, args[0], args[1]))
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s.writeClient(fmt.Sprintf(":%s 353 %s = %s :%s", s.name, s.upstreamLauncher.Self.Nick, args[0], args[1]))
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case rplEndOfNames:
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s.writeClient(fmt.Sprintf(":%s 366 %s %s :End of NAMES list", s.name, s.clientNick, args[0]))
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s.writeClient(fmt.Sprintf(":%s 366 %s %s :End of NAMES list", s.name, s.upstreamLauncher.Self.Nick, args[0]))
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case rplNickChange:
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s.writeClient(fmt.Sprintf(":%s NICK %s", args[0], args[1]))
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case rplKill:
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s.writeClient(fmt.Sprintf(":%s KILL %s A %s", args[0], s.clientNick, args[1]))
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s.writeClient(fmt.Sprintf(":%s KILL %s A %s", args[0], s.upstreamLauncher.Self.Nick, args[1]))
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case rplMsg:
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for _, itm := range strings.Split(args[2], "\n") {
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s.writeClient(fmt.Sprintf(":%s PRIVMSG %s %s", args[0], args[1], itm))
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}
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case rplList:
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s.writeClient(fmt.Sprintf(":%s 322 %s %s", s.name, s.clientNick, args[0]))
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s.writeClient(fmt.Sprintf(":%s 322 %s %s", s.name, s.upstreamLauncher.Self.Nick, args[0]))
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case rplListEnd:
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s.writeClient(fmt.Sprintf(":%s 323 %s", s.name, s.clientNick))
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s.writeClient(fmt.Sprintf(":%s 323 %s", s.name, s.upstreamLauncher.Self.Nick))
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case rplOper:
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s.writeClient(fmt.Sprintf(":%s 381 %s :You are now an operator", s.name, s.clientNick))
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s.writeClient(fmt.Sprintf(":%s 381 %s :You are now an operator", s.name, s.upstreamLauncher.Self.Nick))
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case rplChannelModeIs:
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s.writeClient(fmt.Sprintf(":%s 324 %s %s %s %s", s.name, s.clientNick, args[0], args[1], args[2]))
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s.writeClient(fmt.Sprintf(":%s 324 %s %s %s %s", s.name, s.upstreamLauncher.Self.Nick, args[0], args[1], args[2]))
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case rplKick:
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s.writeClient(fmt.Sprintf(":%s KICK %s %s %s", args[0], args[1], args[2], args[3]))
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case rplInfo:
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s.writeClient(fmt.Sprintf(":%s 371 %s :%s", s.name, s.clientNick, args[0]))
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s.writeClient(fmt.Sprintf(":%s 371 %s :%s", s.name, s.upstreamLauncher.Self.Nick, args[0]))
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case rplVersion:
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s.writeClient(fmt.Sprintf(":%s 351 %s %s", s.name, s.clientNick, args[0]))
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s.writeClient(fmt.Sprintf(":%s 351 %s %s", s.name, s.upstreamLauncher.Self.Nick, args[0]))
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case rplMOTDStart:
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s.writeClient(fmt.Sprintf(":%s 375 %s :- Message of the day - ", s.name, s.clientNick))
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s.writeClient(fmt.Sprintf(":%s 375 %s :- Message of the day - ", s.name, s.upstreamLauncher.Self.Nick))
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case rplMOTD:
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s.writeClient(fmt.Sprintf(":%s 372 %s :- %s", s.name, s.clientNick, args[0]))
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s.writeClient(fmt.Sprintf(":%s 372 %s :- %s", s.name, s.upstreamLauncher.Self.Nick, args[0]))
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case rplEndOfMOTD:
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s.writeClient(fmt.Sprintf(":%s 376 %s :End of MOTD Command", s.name, s.clientNick))
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s.writeClient(fmt.Sprintf(":%s 376 %s :End of MOTD Command", s.name, s.upstreamLauncher.Self.Nick))
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case rplPong:
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s.writeClient(fmt.Sprintf(":%s PONG %s %s", s.name, s.clientNick, s.name))
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s.writeClient(fmt.Sprintf(":%s PONG %s %s", s.name, s.upstreamLauncher.Self.Nick, s.name))
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case errMoreArgs:
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s.writeClient(fmt.Sprintf(":%s 461 %s :Not enough params", s.name, s.clientNick))
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s.writeClient(fmt.Sprintf(":%s 461 %s :Not enough params", s.name, s.upstreamLauncher.Self.Nick))
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case errNoNick:
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s.writeClient(fmt.Sprintf(":%s 431 %s :No nickname given", s.name, s.clientNick))
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s.writeClient(fmt.Sprintf(":%s 431 %s :No nickname given", s.name, s.upstreamLauncher.Self.Nick))
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case errInvalidNick:
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s.writeClient(fmt.Sprintf(":%s 432 %s %s :Erronenous nickname", s.name, s.clientNick, args[0]))
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s.writeClient(fmt.Sprintf(":%s 432 %s %s :Erronenous nickname", s.name, s.upstreamLauncher.Self.Nick, args[0]))
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case errNickInUse:
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s.writeClient(fmt.Sprintf(":%s 433 %s %s :Nick already in use", s.name, s.clientNick, args[0]))
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s.writeClient(fmt.Sprintf(":%s 433 %s %s :Nick already in use", s.name, s.upstreamLauncher.Self.Nick, args[0]))
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case errAlreadyReg:
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s.writeClient(fmt.Sprintf(":%s 462 :You need a valid nick first", s.name))
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case errNoSuchNick:
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s.writeClient(fmt.Sprintf(":%s 401 %s %s :No such nick/channel", s.name, s.clientNick, args[0]))
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s.writeClient(fmt.Sprintf(":%s 401 %s %s :No such nick/channel", s.name, s.upstreamLauncher.Self.Nick, args[0]))
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case errUnknownCommand:
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s.writeClient(fmt.Sprintf(":%s 421 %s %s :Unknown command", s.name, s.clientNick, args[0]))
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s.writeClient(fmt.Sprintf(":%s 421 %s %s :Unknown command", s.name, s.upstreamLauncher.Self.Nick, args[0]))
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case errNotReg:
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s.writeClient(fmt.Sprintf(":%s 451 :You have not registered", s.name))
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case errPassword:
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s.writeClient(fmt.Sprintf(":%s 464 %s :Error, password incorrect", s.name, s.clientNick))
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s.writeClient(fmt.Sprintf(":%s 464 %s :Error, password incorrect", s.name, s.upstreamLauncher.Self.Nick))
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case errNoPriv:
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s.writeClient(fmt.Sprintf(":%s 481 %s :Permission denied", s.name, s.clientNick))
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s.writeClient(fmt.Sprintf(":%s 481 %s :Permission denied", s.name, s.upstreamLauncher.Self.Nick))
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case errCannotSend:
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s.writeClient(fmt.Sprintf(":%s 404 %s %s :Cannot send to channel", s.name, s.clientNick, args[0]))
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s.writeClient(fmt.Sprintf(":%s 404 %s %s :Cannot send to channel", s.name, s.upstreamLauncher.Self.Nick, args[0]))
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}
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}
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