adc: handle passworded logins, more error message types
--HG-- branch : adc
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parent
4c70900ef5
commit
916874e8bd
117
AdcProtocol.go
117
AdcProtocol.go
@ -112,8 +112,13 @@ func (this *AdcProtocol) ProcessCommand(msg string) {
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}
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this.sid = parts[1]
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// State transition IDENTIFY --> VERIFY and send our own info
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this.hc.SayRaw("BINF " + this.escape(this.sid) + " " + this.ourINFO(true) + "\n")
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this.state = adcStateVerify
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case "IINF":
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// Hub telling information about itself
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// ADCH++ sends this once we are successfully logged in
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flags, err := this.parts2flags(parts[1:])
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if err != nil {
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@ -132,18 +137,8 @@ func (this *AdcProtocol) ProcessCommand(msg string) {
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return
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}
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if this.state == adcStateIdentify {
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// Transition to state VERIFY and send our own info
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this.hc.SayRaw("BINF " + this.escape(this.sid) + " " + this.ourINFO(true) + "\n")
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this.state = adcStateVerify
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} else if this.state == adcStateNormal || this.state == adcStateVerify {
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// OK
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} else {
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// Bad state to be in
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this.malformed(parts)
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return
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if this.state != adcStateNormal {
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this.enterNormalState() // successful login
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}
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case "BINF":
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@ -211,8 +206,17 @@ func (this *AdcProtocol) ProcessCommand(msg string) {
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handleNewUser()
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}
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case "IMSG":
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// General message from the hub
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if len(parts) < 2 {
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this.malformed(parts)
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return
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}
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this.hc.processEvent(HubEvent{EventType: EVENT_SYSTEM_MESSAGE_FROM_HUB, Message: this.unescape(parts[1])})
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case "ISTA":
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// Message from the hub
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// Error message from the hub
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if len(parts) < 3 {
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this.malformed(parts)
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return
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@ -222,8 +226,75 @@ func (this *AdcProtocol) ProcessCommand(msg string) {
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msg := this.unescape(parts[2])
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this.hc.processEvent(HubEvent{EventType: EVENT_SYSTEM_MESSAGE_FROM_HUB, Message: this.ErrorMessage(code, msg)})
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case "IQUI":
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// Error message from the hub
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// IQUI V3M6 DI1 MSNick\staken,\splease\spick\sanother\sone TL-1
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flags, err := this.parts2flags(parts[1:])
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if err != nil {
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return
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}
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if msg, ok := flags["MS"]; ok {
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this.hc.processEvent(HubEvent{EventType: EVENT_SYSTEM_MESSAGE_FROM_HUB, Message: "The hub is closing our connection because: " + this.unescape(msg)})
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} else {
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this.hc.processEvent(HubEvent{EventType: EVENT_SYSTEM_MESSAGE_FROM_HUB, Message: "The hub is closing our connection"})
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}
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case "BMSG":
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// Message from a user
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if len(parts) < 3 {
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this.malformed(parts)
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return
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}
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sid := this.unescape(parts[1])
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msg := this.unescape(parts[2])
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this.hc.usersMut.Lock()
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defer this.hc.usersMut.Unlock()
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nick, ok := this.hc.userSIDs[sid]
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if !ok {
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this.logError(fmt.Errorf("Recieved message from unknown SID '%s'", sid))
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return
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}
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this.hc.processEvent(HubEvent{EventType: EVENT_PUBLIC, Nick: nick, Message: msg})
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case "IGPA":
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//
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// Password is needed
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// IGPA 7EIAAAECLMAAAPJQAAADQQYAAAWAYAAAKVFQAAF6EAAAAAYFAAAA
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// HPAS LZDIJOTZDPWHINHGPT5RHT6WLU7DRME7DQO2O3Q
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if len(parts) < 2 {
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this.malformed(parts)
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return
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}
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/*
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For GPA/PAS, assuming that '12345' is the random data supplied in GPA, then;
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PAS = Base32( Hash( password + '12345' ) )
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GPA: The data parameter is at least 24 random bytes (base32 encoded).
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*/
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data_base32 := parts[1]
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if len(data_base32)%5 != 0 {
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data_base32 += strings.Repeat("=", 6-(len(data_base32)%5))
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}
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data_raw, err := base32.StdEncoding.DecodeString(data_base32)
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if err != nil {
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this.logError(err)
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return
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}
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resp := Base32(Tiger(this.hc.Hco.NickPassword + string(data_raw)))
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this.hc.SayRaw("HPAS " + resp + "\n")
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case "EMSG":
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// Private message from other user
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// EMSG I5RO FMWH test\spm PMI5RO
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case "DCTM": // Client-client ConnectToMe
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// ignore
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default:
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this.malformed(parts)
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@ -250,23 +321,7 @@ func (this *AdcProtocol) infoFlagsFor(u *UserInfo) map[string]string {
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parts["VE"] = fmt.Sprintf("%s %s", u.ClientVersion, u.ClientTag)
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}
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ct := 0 // 1=bot, 2=registered user, 4=operator, 8=super user, 16=hub owner, 32=hub
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if u.IsBot {
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ct |= 1
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}
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if u.IsRegistered {
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ct |= 2
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}
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if u.IsOperator {
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ct |= 4
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}
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if u.IsSuperUser {
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ct |= 8
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}
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if u.IsHubOwner {
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ct |= 16
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}
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parts["CT"] = fmt.Sprintf("%d", ct)
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// Do not send the hub a CT (it decides what type we are)
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return parts
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}
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