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bot: capture exceptions, try to report on them 

it beats crashing, probably
This commit is contained in:
Brian S. Stephan 2017-02-22 22:08:04 -06:00
parent 9c4e0fe782
commit 1bbb64618d
1 changed files with 45 additions and 40 deletions
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85
ircbot/bot.py
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@ -144,51 +144,56 @@ class DrReactor(irc.client.Reactor):
Also supports regex handlers.
"""
log.debug("EVENT: e[%s] s[%s] t[%s] a[%s]", event.type, event.source,
event.target, event.arguments)
try:
log.debug("EVENT: e[%s] s[%s] t[%s] a[%s]", event.type, event.source,
event.target, event.arguments)
self.try_recursion(connection, event)
self.try_recursion(connection, event)
# only do aliasing for pubmsg/privmsg
if event.type in ['pubmsg', 'privmsg']:
what = event.arguments[0]
log.debug("checking for alias for %s", what)
# only do aliasing for pubmsg/privmsg
if event.type in ['pubmsg', 'privmsg']:
what = event.arguments[0]
log.debug("checking for alias for %s", what)
for alias in Alias.objects.all():
repl = alias.replace(what)
if repl:
# we found an alias for our given string, doing a replace
event.arguments[0] = repl
# recurse, in case there's another alias in this one
return self._handle_event(connection, event)
for alias in Alias.objects.all():
repl = alias.replace(what)
if repl:
# we found an alias for our given string, doing a replace
event.arguments[0] = repl
# recurse, in case there's another alias in this one
return self._handle_event(connection, event)
with self.mutex:
# doing regex version first as it has the potential to be more specific
log.debug("checking regex handlers for %s", event.type)
matching_handlers = sorted(
self.regex_handlers.get("all_events", []) +
self.regex_handlers.get(event.type, [])
)
log.debug("got %d", len(matching_handlers))
for handler in matching_handlers:
log.debug("checking %s vs. %s", handler, event.arguments)
for line in event.arguments:
match = re.search(handler.regex, line)
if match:
log.debug("match!")
result = handler.callback(connection, event, match)
if result == "NO MORE":
return
with self.mutex:
# doing regex version first as it has the potential to be more specific
log.debug("checking regex handlers for %s", event.type)
matching_handlers = sorted(
self.regex_handlers.get("all_events", []) +
self.regex_handlers.get(event.type, [])
)
log.debug("got %d", len(matching_handlers))
for handler in matching_handlers:
log.debug("checking %s vs. %s", handler, event.arguments)
for line in event.arguments:
match = re.search(handler.regex, line)
if match:
log.debug("match!")
result = handler.callback(connection, event, match)
if result == "NO MORE":
return
matching_handlers = sorted(
self.handlers.get("all_events", []) +
self.handlers.get(event.type, [])
)
for handler in matching_handlers:
log.debug("not-match")
result = handler.callback(connection, event)
if result == "NO MORE":
return
matching_handlers = sorted(
self.handlers.get("all_events", []) +
self.handlers.get(event.type, [])
)
for handler in matching_handlers:
log.debug("not-match")
result = handler.callback(connection, event)
if result == "NO MORE":
return
except Exception as ex:
log.error("caught exception!")
log.exception(ex)
connection.privmsg(event.target, str(ex))
def try_recursion(self, connection, event):
"""Scan message for subcommands to execute and use as part of this command.