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#!/usr/bin/python
# TODO:
# - fix datecreated from emails, we are getting it wrong, losing the
# hour/minute (might be the problem jamesh found)
# - Get rid of ginalog and instead use a query against the current database
# schema for binary-source package name mapping.
#
import sys
import email
import email.Message
import email.Generator
from email.Utils import parsedate_tz, mktime_tz, parseaddr
import cStringIO
from sets import Set
import urlparse
import urllib
import urllib2
import re
import StringIO
from datetime import datetime
from mx.DateTime import DateTime
# canonical launchpad modules
from canonical.lp import initZopeless
from canonical.database.sqlbase import quote
ztm = initZopeless()
from canonical.lp.dbschema import *
from canonical.launchpad.database import BugFactory, Bug, \
BugTracker, BugWatch
from canonical.lp.encoding import guess as ensure_unicode
from canonical.foaf.nickname import NicknameGenerationError
from canonical.launchpad.validators.name import valid_name
# debsync-specific modules
from malone import Launchpad
import debbugs
import ginalog
# setup core values and defaults
deb = debbugs.Database('/srv/bugs-mirror.debian.org/')
lp = Launchpad()
debian = lp.get_distribution_by_name('debian')
ubuntu = lp.get_distribution_by_name('ubuntu')
max_comment_size = 32*1024 # Bugzilla default
# setup mappings of source package names and binary package names
sourcepackageset = Set([ package[1].split()[0] for package in ginalog.packages ])
binarypackagedict = {}
for package in ginalog.packages:
binpkgname = package[0].split()[0]
srcpkgname = package[1].split()[0]
binarypackagedict[binpkgname] = srcpkgname
statusmap = {'open': BugTaskStatus.NEW.value,
'forwarded': BugTaskStatus.ACCEPTED.value,
'done': BugTaskStatus.FIXED.value,
}
bugzillaref = re.compile(r'(https?://.+/)show_bug.cgi.+id=(\d+).*')
newbugs = 0
def main():
if len(sys.argv) > 1:
# Import specified Debian bugs
for arg in sys.argv[1:]:
import_id(int(arg))
else:
# Sync everything
sync()
ztm.commit()
def get_packagenames(pkgname):
pkgname = pkgname.strip().lower()
srcpkgname = binarypackagedict.get(pkgname, None)
if srcpkgname:
binpkgname = pkgname
else:
srcpkgname = pkgname
binpkgname = None
srcpkgname = lp.ensure_sourcepackagename(srcpkgname)
if binpkgname:
binpkgname = lp.ensure_binarypackagename(binpkgname)
return (srcpkgname, binpkgname)
def bug_filter(bug):
# this decides which debian bugs will get processed by the sync
# script.
# temporarily sync everything
return True
#return (bug.id in previousimportset or
# (bug.affects_unstable() and
# bug.affects_package(ubuntupackageset)))
def ensure_message(message):
# look for this message in the database already
msgid = message['message-id']
if msgid is None:
print 'ERROR: Message has no message-id'
return None
# make sure we don't process anything too long
if len(message.as_string())>max_comment_size:
print "\tSkipping message %s: exceeds size limit" % msgid
return None
msg = lp.get_message_by_id(msgid)
if msg is not None:
return msg
# make sure we have a person in the db for the sender
senderaddr = message['from']
sendername, senderemail = parseaddr(senderaddr)
sendername = ensure_unicode(sendername.strip())
senderemail = senderemail.strip().lower()
# make sure we have a Person to work with
try: sender = lp.ensure_person(sendername, senderemail)
except NicknameGenerationError:
print 'ERROR: cannot create person for %s' % senderaddr
return None
# figure out the date of the message
try:
datestr = message['date']
datecreated = datetime.fromtimestamp(mktime_tz(parsedate_tz(datestr)))
except (TypeError, ValueError, OverflowError):
print 'ERROR: mail has invalid date %s' % datestr
return None
msg = lp.add_message(message, sender, datecreated)
if msg is None:
print 'ERROR: unable to store msg %s in database.' % msgid
return msg
def sync():
global newbugs
print 'Selecting bugs...'
debian_bugs = filter(bug_filter, deb)
print len(debian_bugs), 'debian bugs ready to syncronise.'
print 'Sorting bugs...'
debian_bugs.sort(lambda a, b: cmp(a.id, b.id))
print 'Importing bugs...'
for debian_bug in debian_bugs:
import_bug(debian_bug)
ztm.commit()
if newbugs == 1:
print 'Done many new bugs!'
break
def import_bug(debian_bug):
global newbugs
packagelist = debian_bug.packagelist()
malone_bug = lp.get_malonebug_for_debbug_id(debian_bug.id)
if malone_bug is None:
# get the bug details
title = debian_bug.subject
if not title:
title = 'Debian bug #%d with unknown title' % debian_bug.id
title = ensure_unicode(title)
# get the email which started it all
try: initemail = debian_bug.emails()[0]
except:
print 'ERROR: no initial mail for debian bug %d' % debian_bug.id
return
msg = ensure_message(initemail)
if msg is None:
return
firstpackagename = debian_bug.packagelist()[0]
try:
firstpkg, firstbinpkg = get_packagenames(firstpackagename)
except ValueError:
print 'Unable to setup package name for %s' % firstpackagename
return
malone_bug_added = BugFactory(
distribution=debian,
sourcepackagename=firstpkg,
binarypackagename=firstbinpkg,
title=title,
rfc822msgid=msg.rfc822msgid,
owner=msg.owner,
datecreated=msg.datecreated,
)
malone_bug = Bug.get(malone_bug_added.id)
newbugs += 1
# create a debwatch for this bug
thewatch = lp.add_debbug_watch(malone_bug, debian_bug, malone_bug.owner)
print '%d/%s: %s: %s' % (debian_bug.id, malone_bug.id,
debian_bug.package, debian_bug.subject)
# link the bug to the debian package, if it isn't already linked
for packagename in debian_bug.packagelist():
try:
pkgname, binpkgname = get_packagenames(packagename)
except ValueError:
print '"%s" is not a valid package name'
continue
bugtask = lp.get_bug_task(malone_bug, debian, pkgname,
binpkgname)
if bugtask is None:
print '\tLinking bug %d and package %s in debian' % ( malone_bug.id,
pkgname.name )
bugtask = lp.add_bug_task(malone_bug,
debian,
pkgname,
binpkgname,
statusmap[debian_bug.status],
malone_bug.owner,
malone_bug.datecreated)
known_msg_ids = Set()
for msg in malone_bug.messages:
known_msg_ids.add(msg.rfc822msgid)
for message in debian_bug.emails():
message_id = message['message-id']
if message_id in known_msg_ids:
# print "\tSkipping %s, already imported" % message_id
continue
# print "\tExamining message %s" % message_id
# make sure this message is in the db
lp_msg = ensure_message(message)
if lp_msg is None:
continue
# create the link between the bug and this message
bugmsg = lp.link_bug_and_message(malone_bug, lp_msg)
for item in EmailDigester(message):
if isinstance(item, Attachment):
print "\tSkipping attachment in %s" % message_id
#self.bz.add_attachment(bugzilla_id, item.mimetype, item.text)
elif isinstance(item, Comment):
# look for bugzilla URL's and create the BugZilla if we need
# to.
find_bugzillas(item.text, debian_bug, malone_bug,
lp_msg.sender)
pass
else:
raise Exception, 'EmailDigester returned a %s!?' % type(item)
# now we know about this message for this bug
known_msg_ids.add(message_id)
# Mark all merged bugs as duplicates of the lowest-numbered bug
if len(debian_bug.mergedwith) > 0 and min(debian_bug.mergedwith) > debian_bug.id:
for merged_id in debian_bug.mergedwith:
merged_bug = lp.get_malonebug_for_debbug_id(merged_id)
if merged_bug is not None:
# Bug has been imported, go ahead and merge it
print "\tMarking %d as a duplicate of %d" % (
merged_bug.id, malone_bug.id
)
merged_bug.duplicateof = malone_bug.id
# XXX we probably want to trigger an email, or add a
# comment, or at least touch the history here
return malone_bug
def import_id(debian_id):
print 'Selecting bugs...'
debian_bugs = filter(None, deb)
print len(debian_bugs), 'debian bugs to syncronise.'
for item in debian_bugs:
if item.id == debian_id:
import_bug(item)
ztm.commit()
def get_body_text(message):
if message.is_multipart():
return get_body_text(message.get_payload()[0])
return message.get_payload()
def find_bugzillas(text, debian_bug, malone_bug, owner):
match = bugzillaref.search(text)
if match is None:
return None
else:
baseurl = match.group(1)
remotebug = match.group(2)
bugtracker = lp.get_bugtracker_by_baseurl(baseurl)
if not bugtracker:
# create the bug tracker if needed
name='autozilla%d' % debian_bug.id
title=quote('Bugzilla related to: %s' % ', '.join(debian_bug.packagelist()))
summary="""This bugtracker was automatically created. Please
edit the details to get it correct!"""
contactdetails='unknown how to contact this bug tracker'
bugtracker = BugTracker(name=name,
bugtrackertype=1,
title=title,
summary=summary,
baseurl=baseurl,
contactdetails=contactdetails,
owner=owner)
print 'BugTracker created: %s' % bugtracker.name
# see if there is a bugwatch for this bug on that bugtracker
bugwatch = None
for watch in malone_bug.watches:
if watch.bugtracker is bugtracker:
bugwatch = watch
break
if bugwatch is None:
bugwatch = BugWatch(bugtracker=bugtracker.id,
bug=malone_bug.id,
remotebug=remotebug,
owner=owner)
print '\tNew Bugzilla watch created: %d' % bugwatch.id
return bugwatch
class EmailDigester:
"""Processes an email.Message.Message and breaks it up into Comments and Attachments
as appropriate for the content."""
def __init__(self, message):
self.message = message
def __iter__(self):
if self.message.is_multipart():
# Look for attachments
for part in self.message.get_payload():
if ('content-disposition' in part and
part['content-disposition'].startswith('attachment') and
part.get_content_type() not in ('application/pgp-signature',)):
if part.is_multipart():
yield Attachment(part.get_content_type(), part.as_string())
else:
yield Attachment(part.get_content_type(),
part.get_payload(),
part.get_filename(None))
# Output the complete, flattened message as a single comment
output_message = TrimmedMessage()
output_message.set_payload(self.message.get_payload())
for header, value in self.message.items():
output_message[header] = value
fd = cStringIO.StringIO()
g = email.Generator.Generator(fd, mangle_from_=False, maxheaderlen=100)
g.flatten(output_message)
output_str = fd.getvalue()
yield Comment(output_str)
raise StopIteration
class TrimmedMessage(email.Message.Message):
"""An email.Message.Message which only pays attention to certain
headers, so that only those headers are output, and always in
the specified order"""
want_headers = ('message-id', 'date', 'from', 'to', 'cc', 'subject')
def items(self):
ret = []
# This sucks a little in order to both preserve case, and
# produce consistent ordering
for desired_header in self.want_headers:
# this is nicer, but doesn't work, probably
# because email.Message.Message is not a new-style class
# :-(
#for header, value in super(email.Message.Message,self).items():
for header, value in self._headers[:]:
if header.lower() == desired_header:
ret.append((header,value))
return ret
class Comment:
"""A comment on a bug"""
def __init__(self, text):
self.text = text
class Attachment:
"""An attachment for a bug"""
def __init__(self, mimetype, text, filename=None):
self.mimetype = mimetype
self.text = text
self.filename = filename
if __name__ == '__main__':
main()
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