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#!/usr/bin/python3
from MgaRepo import Error, config, layout
from MgaRepo.svn import SVN
from MgaRepo.util import execcmd
from io import StringIO
import sys
import os
import re
import time
import locale
import glob
import tempfile
import shutil
import subprocess
locale.setlocale(locale.LC_ALL, "C")
def getrelease(pkgdirurl, rev=None, macros=[], exported=None):
"""Tries to obtain the version-release of the package for a
yet-not-markrelease revision of the package.
Is here where things should be changed if "automatic release increasing"
will be used.
"""
from MgaRepo.rpmutil import rpm_macros_defs
svn = SVN()
pkgcurrenturl = os.path.join(pkgdirurl, "current")
specurl = os.path.join(pkgcurrenturl, "SPECS")
if exported is None:
tmpdir = tempfile.mktemp()
svn.export(specurl, tmpdir, rev=rev)
else:
tmpdir = os.path.join(exported, "SPECS")
try:
found = glob.glob(os.path.join(tmpdir, "*.spec"))
if not found:
raise Error("no .spec file found inside %s" % specurl)
specpath = found[0]
options = rpm_macros_defs(macros)
command = (("rpm -q --qf '%%{EPOCH}:%%{VERSION}-%%{RELEASE}\n' "
"--specfile %s %s") %
(specpath, options))
pipe = subprocess.Popen(command, stdout=subprocess.PIPE,
stderr=subprocess.PIPE, shell=True)
pipe.wait()
output = pipe.stdout.read()
error = pipe.stderr.read()
if pipe.returncode != 0:
raise Error("Error in command %s: %s" % (command, error))
releases = output.split()
try:
epoch, vr = releases[0].split(":", 1)
version, release = vr.split("-", 1)
except ValueError:
raise Error("Invalid command output: %s: %s" % \
(command, output))
#XXX check if this is the right way:
if epoch == "(none)":
ev = version
else:
ev = epoch + ":" + version
return ev, release
finally:
if exported is None and os.path.isdir(tmpdir):
shutil.rmtree(tmpdir)
class _Revision:
lines = []
date = None
raw_date = None
revision = None
author_name = None
author_email = None
def __init__(self, **kwargs):
self.__dict__.update(kwargs)
def __repr__(self):
lines = repr(self.lines)[:30] + "...]"
line = "<_Revision %d author=%r date=%r lines=%s>" % \
(self.revision, self.author, self.date, lines)
return line
class _Release(_Revision):
version = None
release = None
revisions = []
release_revisions = []
authors = []
visible = False
def __init__(self, **kwargs):
self.revisions = []
_Revision.__init__(self, **kwargs)
def __repr__(self):
line = "<_Release v=%s r=%s revs=%r>" % \
(self.version, self.release, self.revisions)
return line
unescaped_macro_pat = re.compile(r"(^|[^%])%([^%])")
def escape_macros(text):
escaped = unescaped_macro_pat.sub("\\1%%\\2", text)
return escaped
def format_lines(lines):
first = 1
entrylines = []
perexpr = re.compile(r"([^%])%([^%])")
for line in lines:
if line:
line = escape_macros(line)
if first:
first = 0
line = line.lstrip()
if line[0] != "-":
nextline = "- " + line
else:
nextline = line
elif line[0] != " " and line[0] != "-":
nextline = " " + line
else:
nextline = line
if nextline not in entrylines:
entrylines.append(nextline)
return entrylines
class _Author:
name = None
email = None
revisions = None
visible = False
def group_releases_by_author(releases):
allauthors = []
grouped = []
for release in releases:
# group revisions of the release by author
authors = {}
latest = None
for revision in release.revisions:
authors.setdefault(revision.author, []).append(revision)
# create _Authors and sort them by their latest revisions
decorated = []
for authorname, revs in authors.items():
author = _Author()
author.name = revs[0].author_name
author.email = revs[0].author_email
author.revisions = revs
# #41117: mark those authors without visible messages
author.visible = bool(sum(len(rev.lines) for rev in revs))
revlatest = author.revisions[0]
# keep the latest revision even for completely invisible
# authors (below)
if latest is None or revlatest.revision > latest.revision:
latest = revlatest
if not author.visible:
# only sort those visible authors, invisible ones are used
# only in "latest"
continue
decorated.append((revlatest.revision, author))
decorated.sort(reverse=1)
if release.visible:
release.authors = [t[1] for t in decorated]
firstrel, release.authors = release.authors[0], release.authors[1:]
release.author_name = firstrel.name
release.author_email = firstrel.email
release.release_revisions = firstrel.revisions
else:
# we don't care about other possible authors in completely
# invisible releases
firstrev = release.revisions[0]
release.author_name = firstrev.author_name
release.author_email = firstrev.author_email
release.raw_date = firstrev.raw_date
release.date = firstrev.date
release.date = latest.date
release.raw_date = latest.raw_date
release.revision = latest.revision
grouped.append(release)
return grouped
def group_revisions_by_author(currentlog):
revisions = []
last_author = None
for entry in currentlog:
revision = _Revision()
revision.lines = format_lines(entry.lines)
revision.raw_date = entry.date
revision.date = parse_raw_date(entry.date)
revision.revision = entry.revision
if entry.author == last_author:
revisions[-1].revisions.append(revision)
else:
author = _Author()
author.name, author.email = get_author_name(entry.author)
author.revisions = [revision]
revisions.append(author)
last_author = entry.author
return revisions
emailpat = re.compile("(?P<name>.*?)\s*<(?P<email>.*?)>")
def get_author_name(author):
found = emailpat.match(config.get("users", author, author))
name = ((found and found.group("name")) or author)
email = ((found and found.group("email")) or author)
return name, email
def parse_raw_date(rawdate):
return time.strftime("%a %b %d %Y", rawdate)
def filter_log_lines(lines):
# Lines in commit messages beginning with CLOG will be the only shown
# in the changelog. These lines will have the CLOG token and blanks
# stripped from the beginning.
onlylines = None
clogstr = config.get("log", "unignore-string")
if clogstr:
clogre = re.compile(r"(^%s[^ \t]?[ \t])" % clogstr)
onlylines = [clogre.sub("", line)
for line in lines if line.startswith(clogstr)]
if onlylines:
filtered = onlylines
else:
# Lines in commit messages containing SILENT at any position will be
# skipped; commits with their log messages beggining with SILENT in the
# first positionj of the first line will have all lines ignored.
ignstr = config.get("log", "ignore-string", "SILENT")
if len(lines) and lines[0].startswith(ignstr):
return []
filtered = [line for line in lines if ignstr not in line]
return filtered
def make_release(author=None, revision=None, date=None, lines=None,
entries=[], released=True, version=None, release=None):
rel = _Release()
rel.author = author
if author:
rel.author_name, rel.author_email = get_author_name(author)
rel.revision = revision
rel.version = version
rel.release = release
rel.date = (date and parse_raw_date(date)) or None
rel.lines = lines
rel.released = released
rel.visible = False
for entry in entries:
lines = filter_log_lines(entry.lines)
revision = _Revision()
revision.revision = entry.revision
revision.lines = format_lines(lines)
if revision.lines:
rel.visible = True
revision.date = parse_raw_date(entry.date)
revision.raw_date = entry.date
revision.author = entry.author
(revision.author_name, revision.author_email) = \
get_author_name(entry.author)
rel.revisions.append(revision)
return rel
def dump_file(releases, currentlog=None, template=None):
''' Template cheetah suppressed and replaced by hard code. The template is selectable with the "name" in "template" section of config file.'''
templname = template or config.get("template", "name",
"default")
draft=""
releases_author = group_releases_by_author(releases)
revisions_author = group_revisions_by_author(currentlog)
if templname == 'revno':
''' a specific template'''
for rel in releases_author:
if not rel.released:
draft = " (not released yet)\n"
draft = draft + "* {0} {1} <{2}> {3}-{4}\n\n".format(rel.date, rel.author_name, rel.author_email, rel.version, rel.release)
for rev in rel.release_revisions:
first=True
spaces = " " * (len(str(rev.revision)) +3)
for line in rev.lines:
if first:
draft = draft +"[{0}] {1}\n".format(rev.revision, line)
first = False
else:
draft = draft + spaces + line + "\n"
for author in rel.authors:
if not author.visible:
continue
draft += "+ {0} <{1}>\n".format(author.name, author.email)
for rev in author.revisions:
first=True
spaces = " " * (len(str(rev.revision)) + 3)
for line in rev.lines:
if first:
draft = draft +"[{0}] {1}\n".format(rev.revision, line)
first = False
else:
draft = draft + spaces + line + "\n"
draft += '\n'
else:
# default template
if not releases_author[-1].visible:
releases_author = releases_author[:-1]
for rel in releases_author:
if not rel.released:
draft = " (not released yet)\n"
draft = draft + "* {0} {1} <{2}> {3}-{4}\n+ Revision: {5}\n".format(rel.date, rel.author_name, rel.author_email, rel.version, rel.release, rel.revision)
if not rel.visible:
draft = draft + "+ rebuild (emptylog)\n"
for rev in rel.release_revisions:
for line in rev.lines:
draft = draft + line + "\n"
for author in rel.authors:
if not author.visible:
continue
draft += "+ {0} <{1}>\n".format(author.name, author.email)
for rev in author.revisions:
for line in rev.lines:
draft = draft + line + "\n"
draft += "\n"
return draft
class InvalidEntryError(Exception):
pass
def parse_repsys_entry(revlog):
# parse entries in the format:
# %repsys <operation>
# key: value
# ..
# <newline>
# <comments>
#
if len(revlog.lines) == 0 or not revlog.lines[0].startswith("%repsys"):
raise InvalidEntryError
try:
data = {"operation" : revlog.lines[0].split()[1]}
except IndexError:
raise InvalidEntryError
for line in revlog.lines[1:]:
if not line:
break
try:
key, value = line.split(":", 1)
except ValueError:
raise InvalidEntryError
data[key.strip().lower()] = value.strip() # ???
return data
def get_revision_offset():
try:
revoffset = config.getint("log", "revision-offset", 0)
except (ValueError, TypeError):
raise Error("Invalid revision-offset number in configuration "
"file(s).")
return revoffset or 0
oldmsgpat = re.compile(
r"Copying release (?P<rel>[^\s]+) to (?P<dir>[^\s]+) directory\.")
def parse_markrelease_log(relentry):
if not ((relentry.lines and oldmsgpat.match(relentry.lines[0]) \
or parse_repsys_entry(relentry))):
raise InvalidEntryError
from_rev = None
path = None
for changed in relentry.changed:
if changed["action"] == "A" and changed["from_rev"]:
from_rev = changed["from_rev"]
path = changed["path"]
break
else:
raise InvalidEntryError
# get the version and release from the names in the path, do not relay
# on log messages
version, release = path.rsplit(os.path.sep, 3)[-2:]
return version, release, from_rev
def svn2rpm(pkgdirurl, rev=None, size=None, submit=False,
template=None, macros=[], exported=None):
concat = config.get("log", "concat", "").split()
revoffset = get_revision_offset()
svn = SVN()
pkgreleasesurl = layout.checkout_url(pkgdirurl, releases=True)
pkgcurrenturl = layout.checkout_url(pkgdirurl)
releaseslog = svn.log(pkgreleasesurl, noerror=1)
currentlog = svn.log(pkgcurrenturl, limit=size, start=rev,
end=revoffset)
# sort releases by copyfrom-revision, so that markreleases for same
# revisions won't look empty
releasesdata = []
if releaseslog:
for relentry in releaseslog[::-1]:
try:
(version, release, relrevision) = \
parse_markrelease_log(relentry)
except InvalidEntryError:
continue
releasesdata.append((relrevision, -relentry.revision, relentry,
version, release))
releasesdata.sort()
# collect valid releases using the versions provided by the changes and
# the packages
prevrevision = 0
releases = []
for (relrevision, dummy, relentry, version, release) in releasesdata:
if prevrevision == relrevision:
# ignore older markrelease of the same revision, since they
# will have no history
continue
entries = [entry for entry in currentlog
if relrevision >= entry.revision and
(prevrevision < entry.revision)]
if not entries:
#XXX probably a forced release, without commits in current/,
# check if this is the right behavior
sys.stderr.write("warning: skipping (possible) release "
"%s-%s@%s, no commits since previous markrelease (r%r)\n" %
(version, release, relrevision, prevrevision))
continue
release = make_release(author=relentry.author,
revision=relentry.revision, date=relentry.date,
lines=relentry.lines, entries=entries,
version=version, release=release)
releases.append(release)
prevrevision = relrevision
# look for commits that have been not submitted (released) yet
# this is done by getting all log entries newer (greater revision no.)
# than releasesdata[-1] (in the case it exists)
if releasesdata:
latest_revision = releasesdata[-1][0] # the latest copied rev
else:
latest_revision = 0
notsubmitted = [entry for entry in currentlog
if entry.revision > latest_revision]
if notsubmitted:
# if they are not submitted yet, what we have to do is to add
# a release/version number from getrelease()
version, release = getrelease(pkgdirurl, macros=macros,
exported=exported)
toprelease = make_release(entries=notsubmitted, released=False,
version=version, release=release)
releases.append(toprelease)
data = dump_file(releases[::-1], currentlog=currentlog, template=template)
return data
def _split_changelog(stream):
current = None
count = 0
def finish(entry):
lines = entry[2]
# strip newlines at the end
for i in range(len(lines)-1, -1, -1):
if lines[i] != "\n":
break
del lines[i]
return entry
for line in stream:
if line.startswith("*"):
if current:
yield finish(current)
fields = line.split()
rawdate = " ".join(fields[:5])
try:
date = time.strptime(rawdate, "* %a %b %d %Y")
except ValueError as e:
raise Error("failed to parse spec changelog: %s" % e)
curlines = [line]
current = (date, count, curlines)
# count used to ensure stable sorting when changelog entries
# have the same date, otherwise it would also compare the
# changelog lines
count -= 1
elif current:
curlines.append(line)
else:
pass # not good, but ignore
if current:
yield finish(current)
def sort_changelog(stream):
entries = _split_changelog(stream)
log = StringIO()
for time, count, elines in sorted(entries, reverse=True):
log.writelines(elines)
log.write("\n")
return log
def split_spec_changelog(stream):
chlog = StringIO()
spec = StringIO()
found = 0
visible = 0
for line in stream:
if line.startswith("%changelog"):
found = 1
elif not found:
spec.write(line)
elif found:
if line.strip():
visible = 1
chlog.write(line)
elif line.startswith("%"):
found = 0
spec.write(line)
spec.seek(0)
if not visible:
# when there are only blanks in the changelog, make it empty
chlog = StringIO()
return spec, chlog
def get_old_log(pkgdirurl):
chlog = StringIO()
oldurl = config.get("log", "oldurl")
if oldurl:
svn = SVN()
tmpdir = tempfile.mktemp()
try:
if oldurl == '.' or oldurl.startswith('./'):
pkgoldurl = os.path.join(pkgdirurl, oldurl)
else:
pkgname = layout.package_name(pkgdirurl)
pkgoldurl = os.path.join(oldurl, pkgname)
try:
# we're using HEAD here because fixes in misc/ (oldurl) may
# be newer than packages' last changed revision.
svn.export(pkgoldurl, tmpdir)
except Error:
pass
else:
logfile = os.path.join(tmpdir, "log")
if os.path.isfile(logfile):
file = open(logfile)
chlog.write("\n") # TODO needed?
log = file.read()
log = escape_macros(log)
chlog.write(log)
file.close()
finally:
if os.path.isdir(tmpdir):
shutil.rmtree(tmpdir)
chlog.seek(0)
return chlog
def get_changelog(pkgdirurl, another=None, svn=True, rev=None, size=None,
submit=False, sort=False, template=None, macros=[], exported=None,
oldlog=False):
"""Generates the changelog for a given package URL
@another: a stream with the contents of a changelog to be merged with
the one generated
@svn: enable changelog from svn
@rev: generate the changelog with the changes up to the given
revision
@size: the number of revisions to be used (as in svn log --limit)
@submit: defines whether the latest unreleased log entries should have
the version parsed from the spec file
@sort: should changelog entries be reparsed and sorted after appending
the oldlog?
@template: the path to the cheetah template used to generate the
changelog from svn
@macros: a list of tuples containing macros to be defined when
parsing the version in the changelog
@exported: the path of a directory containing an already existing
checkout of the package, so that the spec file can be
parsed from there
@oldlog: if set it will try to append the old changelog file defined
in oldurl in mgarepo.conf
"""
newlog = StringIO()
if svn:
rawsvnlog = svn2rpm(pkgdirurl, rev=rev, size=size, submit=submit,
template=template, macros=macros, exported=exported)
newlog.write(rawsvnlog)
if another:
newlog.writelines(another)
if oldlog:
newlog.writelines(get_old_log(pkgdirurl))
if sort:
newlog.seek(0)
newlog = sort_changelog(newlog)
newlog.seek(0)
return newlog
def specfile_svn2rpm(pkgdirurl, specfile, rev=None, size=None,
submit=False, sort=False, template=None, macros=[], exported=None):
with open(specfile, encoding = 'utf-8') as fi:
spec, oldchlog = split_spec_changelog(fi)
another = None
if config.getbool("log", "merge-spec", False):
another = oldchlog
sort = sort or config.getbool("log", "sort", False)
chlog = get_changelog(pkgdirurl, another=another, rev=rev, size=size,
submit=submit, sort=sort, template=template, macros=macros,
exported=exported, oldlog=True)
with open(specfile, "w", encoding='utf-8') as fo:
fo.writelines(spec)
fo.write("\n\n%changelog\n")
fo.writelines(chlog)
if __name__ == "__main__":
l = svn2rpm(sys.argv[1])
print(l)
# vim:et:ts=4:sw=4
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