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relay: handle KILLs to untagged clients as a cue to tag them (#116)

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This commit is contained in:
James Lu 2016-07-10 23:48:10 -07:00
parent 5bfba0a411
commit 95ff33876c
1 changed files with 23 additions and 18 deletions
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41
plugins/relay.py
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@ -283,13 +283,13 @@ def getRemoteSid(irc, remoteirc):
spawnlocks_servers[irc.name].release()
return sid
def spawnRelayUser(irc, remoteirc, user):
def spawnRelayUser(irc, remoteirc, user, times_tagged=0):
userobj = irc.users.get(user)
if userobj is None:
# The query wasn't actually a valid user, or the network hasn't
# been connected yet... Oh well!
return
nick = normalizeNick(remoteirc, irc.name, userobj.nick)
nick = normalizeNick(remoteirc, irc.name, userobj.nick, times_tagged=times_tagged)
# Truncate idents at 10 characters, because TS6 won't like them otherwise!
ident = userobj.ident[:10]
# Normalize hostnames
@ -353,7 +353,7 @@ def spawnRelayUser(irc, remoteirc, user):
relayusers[(irc.name, user)][remoteirc.name] = u
return u
def getRemoteUser(irc, remoteirc, user, spawnIfMissing=True):
def getRemoteUser(irc, remoteirc, user, spawnIfMissing=True, times_tagged=0):
"""
Gets the UID of the relay client requested on the target network (remoteirc),
spawning one if it doesn't exist and spawnIfMissing is True."""
@ -378,14 +378,14 @@ def getRemoteUser(irc, remoteirc, user, spawnIfMissing=True):
except KeyError:
# User doesn't exist. Spawn a new one if requested.
if spawnIfMissing:
u = spawnRelayUser(irc, remoteirc, user)
u = spawnRelayUser(irc, remoteirc, user, times_tagged=times_tagged)
# This is a sanity check to make sure netsplits and other state resets
# don't break the relayer. If it turns out there was a client in our relayusers
# cache for the requested UID, but it doesn't match the request,
# assume it was a leftover from the last split and replace it with a new one.
if u and ((u not in remoteirc.users) or remoteirc.users[u].remote != (irc.name, user)):
u = spawnRelayUser(irc, remoteirc, user)
u = spawnRelayUser(irc, remoteirc, user, times_tagged=times_tagged)
spawnlocks[irc.name].release()
@ -1271,7 +1271,7 @@ def handle_kill(irc, numeric, command, args):
if localchan:
modes = getPrefixModes(remoteirc, irc, remotechan, realuser[1])
log.debug('(%s) relay.handle_kill: userpair: %s, %s', irc.name, modes, realuser)
client = getRemoteUser(remoteirc, irc, realuser[1])
client = getRemoteUser(remoteirc, irc, realuser[1], times_tagged=1)
irc.proto.sjoin(getRemoteSid(irc, remoteirc), localchan, [(modes, client)])
if userdata and numeric in irc.users:
@ -1378,23 +1378,28 @@ def handle_disconnect(irc, numeric, command, args):
utils.add_hook(handle_disconnect, "PYLINK_DISCONNECT")
def nick_collide(irc, target):
"""
Handles nick collisions on relay clients and attempts to fix nicks.
"""
remotenet, remoteuser = getOrigUser(irc, target)
remoteirc = world.networkobjects[remotenet]
nick = remoteirc.users[remoteuser].nick
newnick = normalizeNick(irc, remotenet, nick)
log.info('(%s) relay.nick_collide: Fixing nick of relay client %r (%s) to %s',
irc.name, target, nick, newnick)
irc.proto.nick(target, newnick)
def handle_save(irc, numeric, command, args):
target = args['target']
realuser = getOrigUser(irc, target)
log.debug('(%s) relay.handle_save: %r got in a nick collision! Real user: %r',
irc.name, target, realuser)
if isRelayClient(irc, target) and realuser:
if isRelayClient(irc, target):
# Nick collision!
# It's one of our relay clients; try to fix our nick to the next
# available normalized nick.
remotenet, remoteuser = realuser
remoteirc = world.networkobjects[remotenet]
nick = remoteirc.users[remoteuser].nick
newnick = normalizeNick(irc, remotenet, nick)
log.info('(%s) relay.handle_save: SAVE received for relay client %r (%s), fixing nick to %s',
irc.name, target, nick, newnick)
irc.proto.nick(target, newnick)
nick_collide(irc, target)
else:
# Somebody else on the network (not a PyLink client) had a nick collision;
# relay this as a nick change appropriately.