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Diffstat (limited to 'contrib/celerycrocoite.py')
-rw-r--r-- | contrib/celerycrocoite.py | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/contrib/celerycrocoite.py b/contrib/celerycrocoite.py new file mode 100644 index 0000000..8fab046 --- /dev/null +++ b/contrib/celerycrocoite.py @@ -0,0 +1,144 @@ +# Copyright (c) 2017 crocoite contributors +# +# Permission is hereby granted, free of charge, to any person obtaining a copy +# of this software and associated documentation files (the "Software"), to deal +# in the Software without restriction, including without limitation the rights +# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +# copies of the Software, and to permit persons to whom the Software is +# furnished to do so, subject to the following conditions: +# +# The above copyright notice and this permission notice shall be included in +# all copies or substantial portions of the Software. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +# THE SOFTWARE. + +""" +Module for Sopel IRC bot +""" + +import os, logging +from sopel.module import nickname_commands, require_chanmsg, thread, example, require_privilege, VOICE +from sopel.tools import Identifier, SopelMemory +import celery +from urllib.parse import urlsplit + +import crocoite.cli + +def setup (bot): + m = bot.memory['crocoite'] = SopelMemory () + m['jobs'] = {} + +def isValidUrl (s): + url = urlsplit (s) + return url.scheme and url.netloc and url.scheme in {'http', 'https'} + +@nickname_commands ('ao', 'archiveonly') +@require_chanmsg () +@require_privilege (VOICE) +@thread (True) +@example ('ao http://example.com') +def archive (bot, trigger): + """ + Archive a single page (no recursion) to WARC + """ + + def updateState (job, data): + job['state'] = data + + url = trigger.group(2) + if not url: + bot.reply ('Need a URL') + return + if not isValidUrl (url): + bot.reply ('{} is not a valid URL'.format (url)) + return + + args = { + 'url': url, + 'output': None, + 'onload': ['scroll.js'], + 'onsnapshot': [], + 'browser': None, + 'logBuffer': 1000, + 'maxBodySize': 10*1024*1024, + 'idleTimeout': 10, + # 1 hour + 'timeout': 1*60*60, + 'domSnapshot': False, + 'screenshot': False, + } + + handle = crocoite.cli.archive.delay (**args) + m = bot.memory['crocoite'] + jobs = m['jobs'] + # XXX: for some reason we cannot access the job’s state through handle, + # instead use a callback quirk + j = jobs[handle.id] = {'handle': handle, 'trigger': trigger, 'state': {}} + bot.reply ('{} has been queued as {}'.format (url, handle.id)) + try: + result = handle.get (on_message=lambda x: updateState (j, x)) + bot.reply ('{} ({}) finished'.format (url, handle.id)) + except Exception as e: + # json serialization does not work well with exceptions. If their class + # names are unique we can still distinguish them. + ename = type (e).__name__ + if ename == 'TaskRevokedError': + bot.reply ('{} ({}) was revoked'.format (url, handle.id)) + else: + bot.reply ('{} ({}) failed'.format (url, handle.id)) + logging.exception ('{} ({}) failed'.format (url, handle.id)) + finally: + del jobs[handle.id] + +@nickname_commands ('s', 'status') +@example ('s c251f09e-3c26-481f-96e0-4b5f58bd1170') +@require_chanmsg () +def status (bot, trigger): + """ + Retrieve status for a job + """ + + m = bot.memory['crocoite'] + jobs = m['jobs'] + + i = trigger.group(2) + if not i or i not in jobs: + bot.reply("Job not found.") + return + + j = jobs[i] + jtrigger = j['trigger'] + jhandle = j['handle'] + jstate = j['state'] + jresult = jstate.get ('result', {}) + bot.reply ('{}: {}, queued {}, by {}'.format (jhandle.id, + jstate.get ('status', 'UNKNOWN'), jtrigger.time, jtrigger.nick)) + +@nickname_commands ('r', 'revoke') +@example ('r c251f09e-3c26-481f-96e0-4b5f58bd1170') +@require_privilege (VOICE) +@require_chanmsg () +def revoke (bot, trigger): + """ + Cancel (revoke) a job + """ + + m = bot.memory['crocoite'] + jobs = m['jobs'] + + i = trigger.group(2) + if not i or i not in jobs: + bot.reply ("Job not found.") + return + + j = jobs[i] + jhandle = j['handle'] + jhandle.revoke (terminate=True) + # response is handled by long-running initiation thread + |