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Move SQUIT abstraction into core

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This commit is contained in:
James Lu 2016-07-17 22:34:12 -07:00
parent 8b4b08f589
commit 154421ffde
2 changed files with 39 additions and 35 deletions
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38
classes.py
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@ -1263,6 +1263,44 @@ class Protocol():
args[0] = args[0].split(':', 1)[1] args[0] = args[0].split(':', 1)[1]
return args return args
def _squit(self, numeric, command, args):
"""Handles incoming SQUITs."""
# <- ABAAE SQ nefarious.midnight.vpn 0 :test
split_server = self._getSid(args[0])
affected_users = []
log.debug('(%s) Splitting server %s (reason: %s)', self.irc.name, split_server, args[-1])
if split_server not in self.irc.servers:
log.warning("(%s) Tried to split a server (%s) that didn't exist!", self.irc.name, split_server)
return
# Prevent RuntimeError: dictionary changed size during iteration
old_servers = self.irc.servers.copy()
# Cycle through our list of servers. If any server's uplink is the one that is being SQUIT,
# remove them and all their users too.
for sid, data in old_servers.items():
if data.uplink == split_server:
log.debug('Server %s also hosts server %s, removing those users too...', split_server, sid)
# Recursively run SQUIT on any other hubs this server may have been connected to.
args = self.handle_squit(sid, 'SQUIT', [sid, "0",
"PyLink: Automatically splitting leaf servers of %s" % sid])
affected_users += args['users']
for user in self.irc.servers[split_server].users.copy():
affected_users.append(user)
log.debug('Removing client %s (%s)', user, self.irc.users[user].nick)
self.removeClient(user)
sname = self.irc.servers[split_server].name
uplink = self.irc.servers[split_server].uplink
del self.irc.servers[split_server]
log.debug('(%s) Netsplit affected users: %s', self.irc.name, affected_users)
return {'target': split_server, 'users': affected_users, 'name': sname,
'uplink': uplink}
### FakeIRC classes, used for test cases ### FakeIRC classes, used for test cases
class FakeIRC(Irc): class FakeIRC(Irc):

36
protocols/ircs2s_common.py
View File

@ -42,41 +42,7 @@ class IRCS2SProtocol(Protocol):
def handle_squit(self, numeric, command, args): def handle_squit(self, numeric, command, args):
"""Handles incoming SQUITs.""" """Handles incoming SQUITs."""
# <- ABAAE SQ nefarious.midnight.vpn 0 :test return _squit(numeric, command, args)
split_server = self._getSid(args[0])
affected_users = []
log.debug('(%s) Splitting server %s (reason: %s)', self.irc.name, split_server, args[-1])
if split_server not in self.irc.servers:
log.warning("(%s) Tried to split a server (%s) that didn't exist!", self.irc.name, split_server)
return
# Prevent RuntimeError: dictionary changed size during iteration
old_servers = self.irc.servers.copy()
# Cycle through our list of servers. If any server's uplink is the one that is being SQUIT,
# remove them and all their users too.
for sid, data in old_servers.items():
if data.uplink == split_server:
log.debug('Server %s also hosts server %s, removing those users too...', split_server, sid)
# Recursively run SQUIT on any other hubs this server may have been connected to.
args = self.handle_squit(sid, 'SQUIT', [sid, "0",
"PyLink: Automatically splitting leaf servers of %s" % sid])
affected_users += args['users']
for user in self.irc.servers[split_server].users.copy():
affected_users.append(user)
log.debug('Removing client %s (%s)', user, self.irc.users[user].nick)
self.removeClient(user)
sname = self.irc.servers[split_server].name
uplink = self.irc.servers[split_server].uplink
del self.irc.servers[split_server]
log.debug('(%s) Netsplit affected users: %s', self.irc.name, affected_users)
return {'target': split_server, 'users': affected_users, 'name': sname,
'uplink': uplink}
def handle_away(self, numeric, command, args): def handle_away(self, numeric, command, args):
"""Handles incoming AWAY messages.""" """Handles incoming AWAY messages."""