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Code Issues Projects Releases Wiki Activity

server: Fix

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This commit is contained in:
Daniel Oaks 2016-06-19 21:59:18 +10:00
parent 2a519c8061
commit 9e7a590f23
8 changed files with 305 additions and 285 deletions
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2
irc/channel.go
View File

@ -338,7 +338,7 @@ func (channel *Channel) applyModeMember(client *Client, mode ChannelMode,
if target == nil {
//TODO(dan): investigate using NOSUCHNICK and NOSUCHCHANNEL specifically as that other IRCd (insp?) does,
// since I think that would make sense
client.Send(nil, client.server.nameString, ERR_NOSUCHNICK, nick, "No such nick/channel")
client.Send(nil, client.server.nameString, ERR_NOSUCHNICK, nick, "No such nick")
return false
}

2
irc/client.go
View File

@ -35,7 +35,7 @@ type Client struct {
nickString string // cache for nick string since it's used with most numerics
nickMaskString string // cache for nickmask string since it's used with lots of replies
quitTimer *time.Timer
realname Text
realname string
registered bool
server *Server
socket *Socket

31
irc/commands.go
View File

@ -9,9 +9,11 @@ import "github.com/DanielOaks/girc-go/ircmsg"
// Command represents a command accepted from a client.
type Command struct {
handler func(server *Server, client *Client, msg ircmsg.IrcMessage) bool
usablePreReg bool
minParams int
handler func(server *Server, client *Client, msg ircmsg.IrcMessage) bool
usablePreReg bool
leaveClientActive bool // if true, leaves the client active time alone. reversed because we can't default a struct element to True
leaveClientIdle bool
minParams int
}
// Run runs this command with the given client/message.
@ -24,6 +26,12 @@ func (cmd *Command) Run(server *Server, client *Client, msg ircmsg.IrcMessage) b
client.Send(nil, server.nameString, ERR_NEEDMOREPARAMS, client.nickString, msg.Command, "Not enough parameters")
return false
}
if !cmd.leaveClientActive {
client.Active()
}
if !cmd.leaveClientIdle {
client.Touch()
}
exiting := cmd.handler(server, client, msg)
// after each command, see if we can send registration to the client
@ -95,11 +103,10 @@ var Commands = map[string]Command{
handler: noticeHandler,
minParams: 2,
},
/*TODO(dan): ADD THIS BACK
"ONICK": Command{
handler: onickHandler,
minParams: 2,
},*/
},
"OPER": Command{
handler: operHandler,
minParams: 2,
@ -114,14 +121,16 @@ var Commands = map[string]Command{
minParams: 1,
},
"PING": Command{
handler: pingHandler,
usablePreReg: true,
minParams: 1,
handler: pingHandler,
usablePreReg: true,
minParams: 1,
leaveClientActive: true,
},
"PONG": Command{
handler: pongHandler,
usablePreReg: true,
minParams: 1,
handler: pongHandler,
usablePreReg: true,
minParams: 1,
leaveClientActive: true,
},
"PRIVMSG": Command{
handler: privmsgHandler,

23
irc/isupport.go
View File

@ -3,22 +3,19 @@
package irc
import (
"fmt"
"strings"
)
import "fmt"
// ISupportList holds a list of ISUPPORT tokens
type ISupportList struct {
Tokens map[string]*string
CachedReply []string
CachedReply [][]string
}
// NewISupportList returns a new ISupportList
func NewISupportList() *ISupportList {
var il ISupportList
il.Tokens = make(map[string]*string)
il.CachedReply = make([]string, 0)
il.CachedReply = make([][]string, 0)
return &il
}
@ -34,7 +31,7 @@ func (il *ISupportList) AddNoValue(name string) {
// RegenerateCachedReply regenerates the cached RPL_ISUPPORT reply
func (il *ISupportList) RegenerateCachedReply() {
il.CachedReply = make([]string, 0)
il.CachedReply = make([][]string, 0)
maxlen := 400 // Max length of a single ISUPPORT token line
var length int // Length of the current cache
var cache []string // Token list cache
@ -57,13 +54,21 @@ func (il *ISupportList) RegenerateCachedReply() {
}
if len(cache) == 13 || len(token)+length >= maxlen {
il.CachedReply = append(il.CachedReply, strings.Join(cache, " "))
cache = append(cache, "are supported by this server")
il.CachedReply = append(il.CachedReply, cache)
cache = make([]string, 0)
length = 0
}
}
if len(cache) > 0 {
il.CachedReply = append(il.CachedReply, strings.Join(cache, " "))
cache = append(cache, "are supported by this server")
il.CachedReply = append(il.CachedReply, cache)
}
}
func (client *Client) RplISupport() {
for _, tokenline := range client.server.isupport.CachedReply {
client.Send(nil, client.server.nameString, RPL_ISUPPORT, tokenline...)
}
}

4
irc/modes.go
View File

@ -69,6 +69,8 @@ var (
SupportedUserModes = UserModes{
Away, Invisible, Operator,
}
// supportedUserModesString acts as a cache for when we introduce users
supportedUserModesString = SupportedUserModes.String()
)
const (
@ -98,6 +100,8 @@ var (
BanMask, ExceptMask, InviteMask, InviteOnly, Key, NoOutside,
OpOnlyTopic, Persistent, Secret, Theater, UserLimit,
}
// supportedChannelModesString acts as a cache for when we introduce users
supportedChannelModesString = SupportedChannelModes.String()
DefaultChannelModes = ChannelModes{
NoOutside, OpOnlyTopic,

2
irc/reply.go
View File

@ -494,7 +494,7 @@ func (target *Client) ErrBadChannelKey(channel *Channel) {
func (target *Client) ErrNoSuchNick(nick Name) {
target.NumericReply(ERR_NOSUCHNICK,
"%s :No such nick/channel", nick)
"%s :No such nick", nick)
}
func (target *Client) ErrPasswdMismatch() {

524
irc/server.go
View File

@ -66,14 +66,6 @@ func NewServer(config *Config) *Server {
theaters: config.Theaters(),
}
// ensure that there is a minimum number of args specified for every command
for name, _ := range parseCommandFuncs {
_, exists := commandMinimumArgs[name]
if !exists {
log.Fatal("commandMinArgs not found for ", name)
}
}
if config.Server.MOTD != "" {
file, err := os.Open(config.Server.MOTD)
if err == nil {
@ -86,6 +78,9 @@ func NewServer(config *Config) *Server {
break
}
line = strings.TrimRight(line, "\r\n")
// "- " is the required prefix for MOTD, we just add it here to make
// bursting it out to clients easier
line = fmt.Sprintf("- %s", line)
server.motdLines = append(server.motdLines, line)
}
@ -160,8 +155,8 @@ func (server *Server) loadChannels() {
for _, flag := range flags {
channel.flags[ChannelMode(flag)] = true
}
channel.key = NewText(key)
channel.topic = NewText(topic)
channel.key = key
channel.topic = topic
channel.userLimit = userLimit
loadChannelList(channel, banList, BanMask)
loadChannelList(channel, exceptList, ExceptMask)
@ -169,51 +164,10 @@ func (server *Server) loadChannels() {
}
}
func (server *Server) processCommand(cmd Command) {
client := cmd.Client()
numCmd, ok := cmd.(*NeedMoreParamsCommand)
if ok {
client.ErrNeedMoreParams(numCmd.code)
return
}
if !client.registered {
regCmd, ok := cmd.(RegServerCommand)
if !ok {
client.Quit("unexpected command")
return
}
regCmd.HandleRegServer(server)
return
}
srvCmd, ok := cmd.(ServerCommand)
if !ok {
client.ErrUnknownCommand(cmd.Code())
return
}
switch srvCmd.(type) {
case *PingCommand, *PongCommand:
client.Touch()
case *QuitCommand:
// no-op
default:
client.Active()
client.Touch()
}
srvCmd.HandleServer(server)
}
func (server *Server) Shutdown() {
server.db.Close()
for _, client := range server.clients.byNick {
client.Send("notice")
client.Reply(RplNotice(server, client, "shutting down"))
client.Notice("Server is shutting down")
}
}
@ -228,8 +182,10 @@ func (server *Server) Run() {
case conn := <-server.newConns:
NewClient(server, conn)
/*TODO(dan): LOOK AT THIS MORE CLOSELY
case cmd := <-server.commands:
server.processCommand(cmd)
*/
case client := <-server.idle:
client.Idle()
@ -326,32 +282,31 @@ func (s *Server) tryRegister(c *Client) {
(c.capState == CapNegotiating) {
return
}
c.registered = true
c.Send("Intro to the network")
c.Register()
c.RplWelcome()
c.RplYourHost()
c.RplCreated()
c.RplMyInfo()
// 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
c.Send(nil, s.nameString, RPL_WELCOME, fmt.Sprintf("Welcome to the Internet Relay Network %s", c.nickString))
c.Send(nil, s.nameString, RPL_YOURHOST, fmt.Sprintf("Your host is %s, running version %s", s.nameString, SEM_VER))
c.Send(nil, s.nameString, RPL_CREATED, fmt.Sprintf("This server was created %s", s.ctime.Format(time.RFC1123)))
//TODO(dan): Look at adding last optional [<channel modes with a parameter>] parameter
c.Send(nil, s.nameString, RPL_MYINFO, s.nameString, SEM_VER, supportedUserModesString, supportedChannelModesString)
c.RplISupport()
s.MOTD(c)
}
func (server *Server) MOTD(client *Client) {
if len(server.motdLines) < 1 {
c.Send("send")
client.ErrNoMOTD()
client.Send(nil, server.nameString, ERR_NOMOTD, client.nickString, "MOTD File is missing")
return
}
client.RplMOTDStart()
client.Send(nil, server.nameString, RPL_MOTDSTART, client.nickString, fmt.Sprintf("- %s Message of the day - ", server.nameString))
for _, line := range server.motdLines {
c.Send("send")
client.RplMOTD(line)
client.Send(nil, server.nameString, RPL_MOTD, client.nickString, line)
}
c.Send("send")
client.RplMOTDEnd()
client.Send(nil, server.nameString, RPL_ENDOFMOTD, client.nickString, "End of MOTD command")
}
func (s *Server) Id() Name {
@ -372,17 +327,14 @@ func (s *Server) Nick() Name {
// PASS <password>
func passHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
if client.Registered {
client.Send("send")
client.ErrAlreadyRegistered()
if client.registered {
client.Send(nil, server.nameString, ERR_ALREADYREGISTRED, client.nickString, "You may not reregister")
return false
}
// check the provided password
logger.Fatal("Implement PASS command")
password := []byte(args[0])
password := []byte(msg.Params[0])
if ComparePassword(server.password, password) != nil {
logger.Fatal("SEND BACK REJECTION")
client.Quit("bad password")
return true
}
@ -410,14 +362,13 @@ func proxyHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
// USER <username> * 0 <realname>
func userHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
if client.Registered {
client.Send("send")
client.ErrAlreadyRegistered()
if client.registered {
client.Send(nil, server.nameString, ERR_ALREADYREGISTRED, client.nickString, "You may not reregister")
return false
}
if !client.authorized {
client.Quit("bad password")
client.Quit("Bad password")
return true
}
@ -433,16 +384,17 @@ func userHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
server.clients.Remove(client)
if client.username != "" {
client.username = msg.username
client.username = Name(msg.Params[0])
client.updateNickMask()
}
if client.realname != "" {
client.realname = msg.realname
client.realname = msg.Params[3]
}
client.updateNickMask()
server.clients.Add(client)
server.tryRegister(client)
return false
}
// QUIT [<reason>]
@ -451,7 +403,7 @@ func quitHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
if len(msg.Params) > 0 {
reason += ": " + msg.Params[0]
}
client.Quit(msg.message)
client.Quit(reason)
return true
}
@ -478,7 +430,7 @@ func joinHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
// handle JOIN 0
if msg.Params[0] == "0" {
for channel := range client.channels {
channel.Part(client, client.Nick().Text())
channel.Part(client, client.nickString)
}
return false
}
@ -490,15 +442,17 @@ func joinHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
keys = strings.Split(msg.Params[1], ",")
}
for i, name := range channels {
var name Name
for i, nameString := range channels {
name = Name(nameString)
if !name.IsChannel() {
log.Fatal("Implement ErrNoSuchChannel")
client.Send(nil, server.nameString, ERR_NOSUCHCHANNEL, client.nickString, nameString, "No such channel")
continue
}
channel := s.channels.Get(name)
channel := server.channels.Get(name)
if channel == nil {
channel = NewChannel(s, name, true)
channel = NewChannel(server, name, true)
}
var key string
@ -508,34 +462,36 @@ func joinHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
channel.Join(client, key)
}
return false
}
// PART <channel>{,<channel>} [<reason>]
func partHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
channels := strings.Split(msg.Params[0], ",")
var reason string //TODO(dan): should this be the user's nickname instead of empty?
var reason string //TODO(dan): if this isn't supplied here, make sure the param doesn't exist in the PART message sent to other users
if len(msg.Params) > 1 {
reason = msg.Params[1]
}
for _, chname := range channels {
channel := server.channels.Get(chname)
channel := server.channels.Get(Name(chname))
if channel == nil {
log.Fatal("Implement ErrNoSuchChannel")
client.Send(nil, server.nameString, ERR_NOSUCHCHANNEL, client.nickString, chname, "No such channel")
continue
}
channel.Part(client, m.Message())
channel.Part(client, reason)
}
return false
}
// TOPIC <channel> [<topic>]
func topicHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
channel := server.channels.Get(msg.Params[0])
channel := server.channels.Get(Name(msg.Params[0]))
if channel == nil {
log.Fatal("Implement ErrNoSuchChannel")
return
client.Send(nil, server.nameString, ERR_NOSUCHCHANNEL, client.nickString, msg.Params[0], "No such channel")
return false
}
if len(msg.Params) > 1 {
@ -543,6 +499,7 @@ func topicHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
} else {
channel.GetTopic(client)
}
return false
}
// PRIVMSG <target>{,<target>} <message>
@ -550,28 +507,30 @@ func privmsgHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool
targets := strings.Split(msg.Params[0], ",")
message := msg.Params[1]
for _, target := range targets {
var target Name
for _, targetString := range targets {
target = Name(targetString)
if target.IsChannel() {
channel := server.channels.Get(target)
if channel == nil {
client.Send("send")
client.ErrNoSuchChannel(target)
client.Send(nil, server.nameString, ERR_NOSUCHCHANNEL, client.nickString, targetString, "No such channel")
continue
}
channel.PrivMsg(client, message)
} else {
user := server.clients.Get(target)
if user == nil {
client.Send("send")
client.ErrNoSuchNick(target)
return
client.Send(nil, server.nameString, ERR_NOSUCHNICK, targetString, "No such nick")
continue
}
user.Send("content here")
user.Send(nil, client.nickMaskString, "PRIVMSG", user.nickString, message)
if user.flags[Away] {
client.Send("target is AWAY")
//TODO(dan): possibly implement cooldown of away notifications to users
client.Send(nil, server.nameString, RPL_AWAY, user.nickString, user.awayMessage)
}
}
}
return false
}
func (client *Client) WhoisChannelsNames(target *Client) []string {
@ -591,35 +550,79 @@ func (client *Client) WhoisChannelsNames(target *Client) []string {
// WHOIS [ <target> ] <mask> *( "," <mask> )
func whoisHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
var masks string
var masksString string
var target string
if len(msg.Params) > 1 {
target = msg.Params[0]
masks = msg.Params[1]
masksString = msg.Params[1]
} else {
masks = msg.Params[0]
masksString = msg.Params[0]
}
// TODO implement target query
for _, mask := range masks {
matches := server.clients.FindAll(mask)
if len(matches) == 0 {
client.ErrNoSuchNick(mask)
client.Send("NOSUCHNICK")
continue
if client.flags[Operator] {
masks := strings.Split(masksString, ",")
for _, mask := range masks {
matches := server.clients.FindAll(Name(mask))
if len(matches) == 0 {
client.Send(nil, client.server.nameString, ERR_NOSUCHNICK, mask, "No such nick")
continue
}
for mclient := range matches {
mclient.getWhoisOf(client)
}
}
for mclient := range matches {
client.RplWhois(mclient)
client.Send("WHOIS")
} else {
// specifically treat this as a single lookup rather than splitting as we do above
// this is by design
mclient := server.clients.Get(Name(masksString))
if mclient == nil {
client.Send(nil, client.server.nameString, ERR_NOSUCHNICK, masksString, "No such nick")
// fall through, ENDOFWHOIS is always sent
} else {
client.getWhoisOf(mclient)
}
}
client.Send(nil, server.nameString, RPL_ENDOFWHOIS, client.nickString, masksString, "End of /WHOIS list")
return false
}
func (client *Client) getWhoisOf(target *Client) {
client.Send(nil, client.server.nameString, RPL_WHOISUSER, client.nickString, target.nickString, target.username.String(), target.hostname.String(), "*", target.realname)
if target.flags[Operator] {
client.Send(nil, client.server.nameString, RPL_WHOISOPERATOR, client.nickString, target.nickString, "is an IRC operator")
}
client.Send(nil, client.server.nameString, RPL_WHOISIDLE, client.nickString, target.nickString, string(target.IdleSeconds()), string(target.SignonTime()), "seconds idle, signon time")
for _, line := range client.WhoisChannelsNames(target) {
client.Send(nil, client.server.nameString, RPL_WHOISCHANNELS, client.nickString, target.nickString, line)
}
}
// <channel> <user> <host> <server> <nick> ( "H" / "G" ) ["*"] [ ( "@" / "+" ) ]
// :<hopcount> <real name>
func (target *Client) RplWhoReply(channel *Channel, client *Client) {
channelName := "*"
flags := ""
if client.flags[Away] {
flags = "G"
} else {
flags = "H"
}
if client.flags[Operator] {
flags += "*"
}
if channel != nil {
flags += channel.members[client].Prefixes(target.capabilities[MultiPrefix])
channelName = channel.name.String()
}
target.Send(nil, target.server.nameString, RPL_WHOREPLY, target.nickString, channelName, client.username.String(), client.hostname.String(), client.server.nameString, client.nickString, flags, string(client.hops), client.realname)
}
func whoChannel(client *Client, channel *Channel, friends ClientSet) {
for member := range channel.members {
if !client.flags[Invisible] || friends[client] {
client.Send("send")
client.RplWhoReply(channel, member)
}
}
@ -629,15 +632,15 @@ func whoChannel(client *Client, channel *Channel, friends ClientSet) {
func whoHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
friends := client.Friends()
var mask string
var mask Name
if len(msg.Params) > 0 {
mask = NewName(msg.Params[0])
mask = Name(msg.Params[0])
}
//TODO(dan): is this used and would I put this param in the Modern doc?
// if not, can we remove it?
var operatorOnly bool
if len(msg.Params) > 1 && msr.Params[1] == "o" {
if len(msg.Params) > 1 && msg.Params[1] == "o" {
operatorOnly = true
}
@ -647,6 +650,7 @@ func whoHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
}
} else if mask.IsChannel() {
// TODO implement wildcard matching
//TODO(dan): ^ only for opers
channel := server.channels.Get(mask)
if channel != nil {
whoChannel(client, channel, friends)
@ -654,37 +658,35 @@ func whoHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
} else {
for mclient := range server.clients.FindAll(mask) {
client.RplWhoReply(nil, mclient)
client.Send("REPLY")
}
}
client.RplEndOfWho(mask)
client.Send("ENDOFWHO")
client.Send(nil, server.nameString, RPL_ENDOFWHO, client.nickString, mask.String(), "End of WHO list")
return false
}
// OPER <name> <password>
func operHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
name = NewName(msg.Params[0])
hash = server.operators[name]
password = []byte(msg.Params[1])
name := NewName(msg.Params[0])
hash := server.operators[name]
password := []byte(msg.Params[1])
err = ComparePassword(hash, password)
err := ComparePassword(hash, password)
if (hash == nil) || (err != nil) {
client.ErrPasswdMismatch()
client.Send("PASSWDBAD")
client.Send(nil, server.nameString, ERR_PASSWDMISMATCH, client.nickString, "Password incorrect")
return true
}
//TODO(dan): Split this into client.makeOper() ??
client.flags[Operator] = true
client.RplYoureOper()
client.Send("YOUROPER")
client.Reply(RplModeChanges(client, client, ModeChanges{&ModeChange{
client.Send(nil, server.nameString, RPL_YOUREOPER, client.nickString, "You are not an IRC operator")
//TODO(dan): Should this be sent automagically as part of setting the flag/mode?
modech := ModeChanges{&ModeChange{
mode: Operator,
op: Add,
}}))
client.Send("OPERMODECHANGE")
}}
client.Send(nil, server.nameString, "MODE", client.nickString, client.nickString, modech.String())
return false
}
// AWAY [<message>]
@ -692,8 +694,8 @@ func awayHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
var isAway bool
var text string
if len(msg.Params) > 0 {
isAway = True
text = NewText(msg.Params[0])
isAway = true
text = msg.Params[0]
}
if isAway {
@ -706,33 +708,33 @@ func awayHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
var op ModeOp
if client.flags[Away] {
op = Add
client.Send("imaway")
client.RplNowAway()
client.Send(nil, server.nameString, RPL_NOWAWAY, client.nickString, "You have been marked as being away")
} else {
op = Remove
client.Send("unaway")
client.RplUnAway()
client.Send(nil, server.nameString, RPL_UNAWAY, client.nickString, "You are no longer marked as being away")
}
client.Send("mode changes I guess?")
client.Reply(RplModeChanges(client, client, ModeChanges{&ModeChange{
//TODO(dan): Should this be sent automagically as part of setting the flag/mode?
modech := ModeChanges{&ModeChange{
mode: Away,
op: op,
}}))
}}
client.Send(nil, server.nameString, "MODE", client.nickString, client.nickString, modech.String())
return false
}
// ISON <nick>{ <nick>}
func isonHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
var nicks = NewNames(msg.Params)
var nicks = msg.Params
ison := make([]string, 0)
for _, nick := range nicks {
if iclient := server.clients.Get(nick); iclient != nil {
if iclient := server.clients.Get(Name(nick)); iclient != nil {
ison = append(ison, iclient.Nick().String())
}
}
client.Send("ISON")
client.RplIsOn(ison)
client.Send(nil, server.nameString, RPL_ISON, client.nickString, strings.Join(nicks, " "))
return false
}
// MOTD [<target>]
@ -740,51 +742,50 @@ func motdHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
//TODO(dan): hook this up when we have multiple servers I guess???
var target string
if len(msg.Params) > 0 {
target = NewName(msg.Params[0])
target = msg.Params[0]
}
client.Send("MOTD")
server.MOTD(msg.Client())
server.MOTD(client)
return false
}
// NOTICE <target>{,<target>} <message>
func noticeHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
targetName := NewName(msg.Params[0])
message := NewText(msg.Params[1])
targets := strings.Split(msg.Params[0], ",")
message := msg.Params[1]
if targetName.IsChannel() {
channel := server.channels.Get(targetName)
if channel == nil {
client.Send("ERRNOSUCHCHAN")
client.ErrNoSuchChannel(targetName)
return
var target Name
for _, targetString := range targets {
target = Name(targetString)
if target.IsChannel() {
channel := server.channels.Get(target)
if channel == nil {
// errors silently ignored with NOTICE as per RFC
continue
}
channel.PrivMsg(client, message)
} else {
user := server.clients.Get(target)
if user == nil {
// errors silently ignored with NOTICE as per RFC
continue
}
user.Send(nil, client.nickMaskString, "NOTICE", user.nickString, message)
}
channel.Notice(client, message)
return
}
target := server.clients.Get(targetName)
if target == nil {
client.Send("ERRNOSUCHNICK")
client.ErrNoSuchNick(targetName)
return
}
client.Send("NOTICE")
target.Reply(RplNotice(client, target, message))
return false
}
// KICK <channel>{,<channel>} <user>{,<user>} [<comment>]
func kickHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
channels := NewNames(strings.Split(msg.Params[0], ","))
users := NewNames(strings.Split(msg.Params[1], ","))
channels := strings.Split(msg.Params[0], ",")
users := strings.Split(msg.Params[1], ",")
if (len(channels) != len(users)) && (len(users) != 1) {
client.Send("NotEnoughArgs??")
client.Send(nil, server.nameString, ERR_NEEDMOREPARAMS, client.nickString, "KICK", "Not enough parameters")
return false
// not needed return nil, NotEnoughArgsError
}
kicks := make(map[Name]Name)
kicks := make(map[string]string)
for index, channel := range channels {
if len(users) == 1 {
kicks[channel] = users[0]
@ -798,17 +799,15 @@ func kickHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
comment = msg.Params[2]
}
for chname, nickname := range kicks {
channel := server.channels.Get(chname)
channel := server.channels.Get(Name(chname))
if channel == nil {
client.ErrNoSuchChannel(chname)
client.Send("send")
client.Send(nil, server.nameString, ERR_NOSUCHCHANNEL, client.nickString, chname, "No such channel")
continue
}
target := server.clients.Get(nickname)
target := server.clients.Get(Name(nickname))
if target == nil {
client.ErrNoSuchNick(nickname)
client.Send("send")
client.Send(nil, server.nameString, ERR_NOSUCHNICK, nickname, "No such nick")
continue
}
@ -836,29 +835,28 @@ func kickHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
channel.Kick(client, target, comment)
}
} else {
client.ErrChanOPrivIsNeeded(channel)
client.Send("send")
client.Send(nil, client.server.nameString, ERR_CHANOPRIVSNEEDED, chname, "You're not a channel operator")
}
}
return false
}
// LIST [<channel>{,<channel>} [<server>]]
func listHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
var channels []Name
if len(args) > 0 {
channels = NewNames(strings.Split(args[0], ","))
var channels []string
if len(msg.Params) > 0 {
channels = strings.Split(msg.Params[0], ",")
}
var target Name
if len(args) > 1 {
target = NewName(args[1])
var target string
if len(msg.Params) > 1 {
target = msg.Params[1]
}
//TODO(dan): target server when we have multiple servers
//TODO(dan): we should continue just fine if it's this current server though
if target != "" {
client.ErrNoSuchServer(msg.target)
client.Send("send")
return
client.Send(nil, server.nameString, ERR_NOSUCHSERVER, client.nickString, target, "No such server")
return false
}
if len(channels) == 0 {
@ -867,33 +865,46 @@ func listHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
continue
}
client.RplList(channel)
client.Send("send")
}
} else {
for _, chname := range channels {
channel := server.channels.Get(chname)
channel := server.channels.Get(Name(chname))
if channel == nil || (!client.flags[Operator] && channel.flags[Secret]) {
client.ErrNoSuchChannel(chname)
client.Send("send")
client.Send(nil, server.nameString, ERR_NOSUCHCHANNEL, client.nickString, chname, "No such channel")
continue
}
client.RplList(channel)
client.Send("send")
}
}
client.RplListEnd(server)
client.Send("send")
client.Send(nil, server.nameString, RPL_LISTEND, client.nickString, "End of LIST")
return false
}
func (target *Client) RplList(channel *Channel) {
// get the correct number of channel members
var memberCount int
if target.flags[Operator] || channel.members.Has(target) {
memberCount = len(channel.members)
} else {
for member := range channel.members {
if !member.flags[Invisible] {
memberCount += 1
}
}
}
target.Send(nil, target.server.nameString, RPL_LIST, target.nickString, channel.nameString, string(memberCount), channel.topic)
}
// NAMES [<channel>{,<channel>}]
func namesHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
var channels []Name
if len(args) > 0 {
channels = NewNames(strings.Split(args[0], ","))
var channels []string
if len(msg.Params) > 0 {
channels = strings.Split(msg.Params[0], ",")
}
var target Name
if len(args) > 1 {
target = NewName(args[1])
var target string
if len(msg.Params) > 1 {
target = msg.Params[1]
}
if len(channels) == 0 {
@ -904,121 +915,112 @@ func namesHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
}
for _, chname := range channels {
channel := server.channels.Get(chname)
channel := server.channels.Get(Name(chname))
if channel == nil {
client.ErrNoSuchChannel(chname)
client.Send("send")
client.Send(nil, server.nameString, ERR_NOSUCHCHANNEL, client.nickString, chname, "No such channel")
continue
}
channel.Names(client)
client.Send("send")
}
return false
}
// VERSION [<server>]
func versionHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
var target Name
if len(args) > 0 {
target = NewName(args[0])
var target string
if len(msg.Params) > 0 {
target = msg.Params[0]
}
if (target != "") && (target != server.name) {
client.ErrNoSuchServer(target)
client.Send("send")
return
if (target != "") && (Name(target) != server.name) {
client.Send(nil, server.nameString, ERR_NOSUCHSERVER, client.nickString, target, "No such server")
return false
}
client.RplVersion()
client.Send("send")
client.Send(nil, server.nameString, RPL_VERSION, client.nickString, SEM_VER, server.nameString)
client.RplISupport()
client.Send("send")
return false
}
// INVITE <nickname> <channel>
func inviteHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
nickname := NewName(msg.Params[0])
channelName := NewName(msg.Params[1])
nickname := msg.Params[0]
channelName := msg.Params[1]
target := server.clients.Get(nickname)
target := server.clients.Get(Name(nickname))
if target == nil {
client.ErrNoSuchNick(nickname)
client.Send("send")
return
client.Send(nil, server.nameString, ERR_NOSUCHNICK, client.nickString, nickname, "No such nick")
return false
}
channel := server.channels.Get(channelName)
channel := server.channels.Get(Name(channelName))
if channel == nil {
client.RplInviting(target, channelName)
client.Send("send")
target.Reply(RplInviteMsg(client, target, channelName))
client.Send("send")
return
client.Send(nil, server.nameString, RPL_INVITING, client.nickString, target.nickString, channelName)
target.Send(nil, client.nickMaskString, "INVITE", target.nickString, channel.nameString)
return true
}
channel.Invite(target, client)
return false
}
// TIME [<server>]
func timeHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
var target Name
var target string
if len(msg.Params) > 0 {
target = NewName(msg.Params[0])
target = msg.Params[0]
}
if (target != "") && (target != server.name) {
client.ErrNoSuchServer(target)
client.Send("send")
return
if (target != "") && (Name(target) != server.name) {
client.Send(nil, server.nameString, ERR_NOSUCHSERVER, client.nickString, target, "No such server")
return false
}
client.RplTime()
client.Send("send")
client.Send(nil, server.nameString, RPL_TIME, client.nickString, server.nameString, time.Now().Format(time.RFC1123))
return false
}
// KILL <nickname> <comment>
func killHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
nickname := NewName(msg.Params[0])
comment := NewText(msg.Params[1])
nickname := msg.Params[0]
comment := msg.Params[1]
if !client.flags[Operator] {
client.ErrNoPrivileges()
client.Send("send")
return
client.Send(nil, server.nameString, ERR_NOPRIVILEGES, client.nickString, "Permission Denied - You're not an IRC operator")
return false
}
target := server.clients.Get(nickname)
target := server.clients.Get(Name(nickname))
if target == nil {
client.ErrNoSuchNick(nickname)
client.Send("send")
return
client.Send(nil, client.server.nameString, ERR_NOSUCHNICK, nickname, "No such nick")
return false
}
//TODO(dan): make below format match that from other IRCds
quitMsg := fmt.Sprintf("KILLed by %s: %s", client.Nick(), comment)
target.Quit(NewText(quitMsg))
return true
quitMsg := fmt.Sprintf("Killed (%s (%s))", client.nickString, comment)
target.Quit(quitMsg)
target.destroy()
return false
}
// WHOWAS <nickname> [<count> [<server>]]
func whowasHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
nicknames := NewNames(strings.Split(msg.Params[0], ","))
nicknames := strings.Split(msg.Params[0], ",")
var count int
var count int64
if len(msg.Params) > 1 {
count, _ = strconv.ParseInt(msg.Params[1], 10, 64)
}
var target Name
var target string
if len(msg.Params) > 2 {
target = NewName(msg.Params[2])
target = msg.Params[2]
}
for _, nickname := range nicknames {
results := server.whoWas.Find(nickname, msg.count)
results := server.whoWas.Find(Name(nickname), count)
if len(results) == 0 {
client.ErrWasNoSuchNick(nickname)
client.Send("send")
client.Send(nil, server.nameString, ERR_WASNOSUCHNICK, client.nickString, nickname, "There was no such nickname")
} else {
for _, whoWas := range results {
client.RplWhoWasUser(whoWas)
client.Send("send")
client.Send(nil, server.nameString, RPL_WHOWASUSER, client.nickString, whoWas.nickname.String(), whoWas.username.String(), whoWas.hostname.String(), "*", whoWas.realname)
}
}
client.Send(nil, server.Name, RPL_ENDOFWHOWAS, nickname, "End of WHOWAS")
client.Send(nil, server.nameString, RPL_ENDOFWHOWAS, client.nickString, nickname, "End of WHOWAS")
}
return false
}

2
irc/whowas.go
View File

@ -13,7 +13,7 @@ type WhoWas struct {
nickname Name
username Name
hostname Name
realname Text
realname string
}
func NewWhoWasList(size uint) *WhoWasList {