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RESUME should end cap negotiation without requiring CAP LS

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This commit is contained in:
Shivaram Lingamneni 2019-02-09 20:01:47 -05:00
parent fef58bb935
commit 35abe7940a
3 changed files with 67 additions and 68 deletions
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82
irc/server.go
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@ -384,49 +384,58 @@ func (server *Server) generateMessageID() string {
//
func (server *Server) tryRegister(c *Client) {
if c.registered {
return
resumed := false
// try to complete registration, either via RESUME token or normally
if c.resumeDetails != nil {
if !c.tryResume() {
return
}
resumed = true
} else {
if c.preregNick == "" || !c.HasUsername() || c.capState == caps.NegotiatingState {
return
}
// client MUST send PASS if necessary, or authenticate with SASL if necessary,
// before completing the other registration commands
config := server.Config()
if !c.isAuthorized(config) {
c.Quit(c.t("Bad password"))
c.destroy(false)
return
}
rb := NewResponseBuffer(c)
nickAssigned := performNickChange(server, c, c, c.preregNick, rb)
rb.Send(true)
if !nickAssigned {
c.preregNick = ""
return
}
// check KLINEs
isBanned, info := server.klines.CheckMasks(c.AllNickmasks()...)
if isBanned {
c.Quit(info.BanMessage(c.t("You are banned from this server (%s)")))
c.destroy(false)
return
}
}
if c.preregNick == "" || !c.HasUsername() || c.capState == caps.NegotiatingState {
return
}
// client MUST send PASS if necessary, or authenticate with SASL if necessary,
// before completing the other registration commands
config := server.Config()
if !c.isAuthorized(config) {
c.Quit(c.t("Bad password"))
c.destroy(false)
return
}
rb := NewResponseBuffer(c)
nickAssigned := performNickChange(server, c, c, c.preregNick, rb)
rb.Send(true)
if !nickAssigned {
c.preregNick = ""
return
}
// check KLINEs
isBanned, info := server.klines.CheckMasks(c.AllNickmasks()...)
if isBanned {
c.Quit(info.BanMessage(c.t("You are banned from this server (%s)")))
c.destroy(false)
return
}
// registration has succeeded:
c.SetRegistered()
// count new user in statistics
server.stats.ChangeTotal(1)
if !resumed {
server.monitorManager.AlertAbout(c, true)
}
// continue registration
server.logger.Debug("localconnect", fmt.Sprintf("Client connected [%s] [u:%s] [r:%s]", c.nick, c.username, c.realname))
server.snomasks.Send(sno.LocalConnects, fmt.Sprintf("Client connected [%s] [u:%s] [h:%s] [ip:%s] [r:%s]", c.nick, c.username, c.rawHostname, c.IPString(), c.realname))
// "register"; this includes the initial phase of session resumption
c.Register()
// send welcome text
//NOTE(dan): we specifically use the NICK here instead of the nickmask
// see http://modern.ircdocs.horse/#rplwelcome-001 for details on why we avoid using the nickmask
@ -436,7 +445,7 @@ func (server *Server) tryRegister(c *Client) {
//TODO(dan): Look at adding last optional [<channel modes with a parameter>] parameter
c.Send(nil, server.name, RPL_MYINFO, c.nick, server.name, Ver, supportedUserModesString, supportedChannelModesString)
rb = NewResponseBuffer(c)
rb := NewResponseBuffer(c)
c.RplISupport(rb)
server.MOTD(c, rb)
rb.Send(true)
@ -449,8 +458,9 @@ func (server *Server) tryRegister(c *Client) {
c.Notice(c.t("This server is in debug mode and is logging all user I/O. If you do not wish for everything you send to be readable by the server owner(s), please disconnect."))
}
// if resumed, send fake channel joins
c.tryResumeChannels()
if resumed {
c.tryResumeChannels()
}
}
// t returns the translated version of the given string, based on the languages configured by the client.