datatracker/ietf/doc/expire.py

220 lines
8 KiB
Python

# Copyright The IETF Trust 2010-2019, All Rights Reserved
# -*- coding: utf-8 -*-
# expiry of Internet Drafts
from __future__ import absolute_import, print_function, unicode_literals
from django.conf import settings
import datetime, os, shutil, glob, re
from pathlib import Path
from ietf.utils import log
from ietf.utils.mail import send_mail
from ietf.doc.models import Document, DocEvent, State, IESG_SUBSTATE_TAGS
from ietf.person.models import Person
from ietf.meeting.models import Meeting
from ietf.doc.utils import add_state_change_event
from ietf.mailtrigger.utils import gather_address_lists
def expirable_draft(draft):
"""Return whether draft is in an expirable state or not. This is
the single draft version of the logic in expirable_drafts. These
two functions need to be kept in sync."""
if draft.type_id != 'draft':
return False
log.assertion('draft.get_state_slug("draft-iesg")')
# return (draft.expires and draft.get_state_slug() == "active"
# and draft.get_state_slug("draft-iesg") in ("idexists", "watching", "dead")
# and draft.get_state_slug("draft-stream-%s" % draft.stream_id) not in ("rfc-edit", "pub")
# and not draft.tags.filter(slug="rfc-rev"))
return bool(expirable_drafts(Document.objects.filter(pk=draft.pk)))
def expirable_drafts(queryset=None):
"""Return a queryset with expirable drafts."""
# the general rule is that each active draft is expirable, unless
# it's in a state where we shouldn't touch it
if not queryset:
queryset = Document.objects.all()
d = queryset.filter(states__type="draft", states__slug="active").exclude(expires=None)
nonexpirable_states = []
# all IESG states except I-D Exists, AD Watching, and Dead block expiry
nonexpirable_states += list(State.objects.filter(used=True, type="draft-iesg").exclude(slug__in=("idexists","watching", "dead")))
# sent to RFC Editor and RFC Published block expiry (the latter
# shouldn't be possible for an active draft, though)
nonexpirable_states += list(State.objects.filter(used=True, type__in=("draft-stream-iab", "draft-stream-irtf", "draft-stream-ise"), slug__in=("rfc-edit", "pub")))
# other IRTF states that block expiration
nonexpirable_states += list(State.objects.filter(used=True, type_id="draft-stream-irtf", slug__in=("irsgpoll", "iesg-rev",)))
d = d.exclude(states__in=nonexpirable_states)
# under review by the RFC Editor blocks expiry
d = d.exclude(tags="rfc-rev")
return d.distinct()
def get_soon_to_expire_drafts(days_of_warning):
start_date = datetime.date.today() - datetime.timedelta(1)
end_date = start_date + datetime.timedelta(days_of_warning)
return expirable_drafts().filter(expires__gte=start_date, expires__lt=end_date)
def get_expired_drafts():
return expirable_drafts().filter(expires__lt=datetime.date.today() + datetime.timedelta(1))
def in_draft_expire_freeze(when=None):
if when == None:
when = datetime.datetime.now()
meeting = Meeting.objects.filter(type='ietf', date__gte=when-datetime.timedelta(days=7)).order_by('date').first()
d = meeting.get_second_cut_off()
# for some reason, the old Perl code started at 9 am
second_cut_off = datetime.datetime.combine(d, datetime.time(9, 0))
d = meeting.get_ietf_monday()
ietf_monday = datetime.datetime.combine(d, datetime.time(0, 0))
return second_cut_off <= when < ietf_monday
def send_expire_warning_for_draft(doc):
if doc.get_state_slug("draft-iesg") == "dead":
return # don't warn about dead documents
expiration = doc.expires.date()
(to,cc) = gather_address_lists('doc_expires_soon',doc=doc)
s = doc.get_state("draft-iesg")
log.assertion('s')
state = s.name if s else "I-D Exists" # TODO remove the if clause after some runtime shows no assertions
frm = None
request = None
if to or cc:
send_mail(request, to, frm,
"Expiration impending: %s" % doc.file_tag(),
"doc/draft/expire_warning_email.txt",
dict(doc=doc,
state=state,
expiration=expiration
),
cc=cc)
def send_expire_notice_for_draft(doc):
if doc.get_state_slug("draft-iesg") == "dead":
return
s = doc.get_state("draft-iesg")
log.assertion('s')
state = s.name if s else "I-D Exists" # TODO remove the if clause after some rintime shows no assertions
request = None
(to,cc) = gather_address_lists('doc_expired',doc=doc)
send_mail(request, to,
"I-D Expiring System <ietf-secretariat-reply@ietf.org>",
"I-D was expired %s" % doc.file_tag(),
"doc/draft/id_expired_email.txt",
dict(doc=doc,
state=state,
),
cc=cc)
def move_draft_files_to_archive(doc, rev):
def move_file(f):
src = os.path.join(settings.INTERNET_DRAFT_PATH, f)
dst = os.path.join(settings.INTERNET_DRAFT_ARCHIVE_DIR, f)
if os.path.exists(src):
try:
shutil.move(src, dst)
except IOError as e:
if "No such file or directory" in str(e):
pass
else:
raise
src_dir = Path(settings.INTERNET_DRAFT_PATH)
for file in src_dir.glob("%s-%s.*" % (doc.name, rev)):
move_file(str(file.name))
def expire_draft(doc):
# clean up files
move_draft_files_to_archive(doc, doc.rev)
system = Person.objects.get(name="(System)")
events = []
# change the state
if doc.latest_event(type='started_iesg_process'):
new_state = State.objects.get(used=True, type="draft-iesg", slug="dead")
prev_state = doc.get_state(new_state.type_id)
prev_tags = doc.tags.filter(slug__in=IESG_SUBSTATE_TAGS)
if new_state != prev_state:
doc.set_state(new_state)
doc.tags.remove(*prev_tags)
e = add_state_change_event(doc, system, prev_state, new_state, prev_tags=prev_tags, new_tags=[])
if e:
events.append(e)
events.append(DocEvent.objects.create(doc=doc, rev=doc.rev, by=system, type="expired_document", desc="Document has expired"))
doc.set_state(State.objects.get(used=True, type="draft", slug="expired"))
doc.save_with_history(events)
def clean_up_draft_files():
"""Move unidentified and old files out of the Internet Draft directory."""
cut_off = datetime.date.today()
pattern = os.path.join(settings.INTERNET_DRAFT_PATH, "draft-*.*")
filename_re = re.compile(r'^(.*)-(\d\d)$')
def splitext(fn):
"""
Split the pathname path into a pair (root, ext) such that root + ext
== path, and ext is empty or begins with a period and contains all
periods in the last path component.
This differs from os.path.splitext in the number of periods in the ext
parts when the final path component contains more than one period.
"""
s = fn.rfind("/")
if s == -1:
s = 0
i = fn[s:].find(".")
if i == -1:
return fn, ''
else:
return fn[:s+i], fn[s+i:]
for path in glob.glob(pattern):
basename = os.path.basename(path)
stem, ext = splitext(basename)
match = filename_re.search(stem)
if not match:
filename, revision = ("UNKNOWN", "00")
else:
filename, revision = match.groups()
def move_file_to(subdir):
shutil.move(path,
os.path.join(settings.INTERNET_DRAFT_ARCHIVE_DIR, subdir, basename))
try:
doc = Document.objects.get(name=filename, rev=revision)
state = doc.get_state_slug()
if state in ("rfc","repl"):
move_file_to("")
elif state in ("expired", "auth-rm", "ietf-rm") and doc.expires and doc.expires.date() < cut_off:
move_file_to("")
except Document.DoesNotExist:
move_file_to("unknown_ids")