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ts6: Use EUID in spawnClient, and error on attempts to use plain UID

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The latter isn't handled and thus would lead to pretty bad desyncs. Closes #79.
This commit is contained in:
James Lu 2015-07-23 10:22:55 -07:00
parent 8799e1ccc8
commit 2e34d9e85d
1 changed files with 16 additions and 6 deletions
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20
protocols/ts6.py
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@ -33,9 +33,9 @@ def spawnClient(irc, nick, ident='null', host='null', realhost=None, modes=set()
if server not in irc.uidgen:
irc.uidgen[server] = utils.TS6UIDGenerator(server)
uid = irc.uidgen[server].next_uid()
# UID:
# EUID:
# parameters: nickname, hopcount, nickTS, umodes, username,
# visible hostname, IP address, UID, gecos
# visible hostname, IP address, UID, real hostname, account name, gecos
ts = ts or int(time.time())
realname = realname or irc.botdata['realname']
realhost = realhost or host
@ -44,10 +44,11 @@ def spawnClient(irc, nick, ident='null', host='null', realhost=None, modes=set()
realhost=realhost, ip=ip)
utils.applyModes(irc, uid, modes)
irc.servers[server].users.append(uid)
_send(irc, server, "UID {nick} 1 {ts} {modes} {ident} {host} {ip} {uid} "
":{realname}".format(ts=ts, host=host,
_send(irc, server, "EUID {nick} 1 {ts} {modes} {ident} {host} {ip} {uid} "
"{realhost} * :{realname}".format(ts=ts, host=host,
nick=nick, ident=ident, uid=uid,
modes=raw_modes, ip=ip, realname=realname))
modes=raw_modes, ip=ip, realname=realname,
realhost=realhost))
return u
def joinClient(irc, client, channel):
@ -380,6 +381,11 @@ def handle_euid(irc, numeric, command, args):
irc.servers[numeric].users.append(uid)
return {'uid': uid, 'ts': ts, 'nick': nick, 'realhost': realhost, 'host': host, 'ident': ident, 'ip': ip}
def handle_uid(irc, numeric, command, args):
raise ProtocolError("Servers must use EUID to send users! This is a "
"requested capability; plain UID (received) is not "
"handled by us at all!")
def handle_server(irc, numeric, command, args):
# SERVER is sent by our uplink or any other server to introduce others.
# parameters: server name, hopcount, sid, server description
@ -452,6 +458,10 @@ def handle_events(irc, data):
# https://github.com/grawity/irc-docs/blob/master/server/ts6.txt#L80
chary_cmodes = { # TS6 generic modes:
# Note: charybdis +p has the effect of being both
# noknock AND private. Surprisingly, mapping it twice
# works pretty well: setting +p on a charybdis relay
# server sets +pK on an InspIRCd network.
'op': 'o', 'voice': 'v', 'ban': 'b', 'key': 'k', 'limit':
'l', 'moderated': 'm', 'noextmsg': 'n', 'noknock': 'p',
'secret': 's', 'topiclock': 't',