mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-05 16:06:43 +00:00
240 lines
8.3 KiB
Python
Executable file
240 lines
8.3 KiB
Python
Executable file
#!/usr/bin/env python3
|
|
#
|
|
# Makes a GNU-Style ChangeLog from a git repository
|
|
import os
|
|
import sys
|
|
import subprocess
|
|
import re
|
|
|
|
meson_source_root = os.environ.get('MESON_SOURCE_ROOT')
|
|
|
|
meson_dist_root = os.environ.get('MESON_DIST_ROOT')
|
|
if meson_dist_root:
|
|
output_fn = os.path.join(meson_dist_root, 'ChangeLog')
|
|
else:
|
|
output_fn = sys.stdout.fileno()
|
|
|
|
# commit hash => release version tag string
|
|
release_refs = {}
|
|
|
|
# These are the pre-monorepo module beginnings
|
|
changelog_starts = {
|
|
'gstreamer': '70521179a75db0c7230cc47c6d7f9d63cf73d351',
|
|
'gst-plugins-base': '68746a38d5e48e6f7c220663dcc2f175ff55cb3c',
|
|
'gst-plugins-good': '81f63142d65b62b0971c19ceb79956c49ffc2f06',
|
|
'gst-plugins-ugly': '7d7c3e478e32b7b66c44cc4442d571fbab534740',
|
|
'gst-plugins-bad': 'ea6821e2934fe8d356ea89d5610f0630b3446877',
|
|
'gst-libav': '3c440154c60d1ec0a54186f0fad4aebfd2ecc3ea',
|
|
'gst-rtsp-server': '5029c85a46a8c366c4bf272d503e22bbcd624ece',
|
|
'gst-editing-services': 'ee8bf88ebf131cf7c7161356540efc20bf411e14',
|
|
'gst-python': 'b3e564eff577e2f577d795051bbcca85d47c89dc',
|
|
'gstreamer-vaapi': 'c89e9afc5d43837c498a55f8f13ddf235442b83b',
|
|
'gst-omx': 'd2463b017f222e678978582544a9c9a80edfd330',
|
|
'gst-devtools': 'da962d096af9460502843e41b7d25fdece7ff1c2',
|
|
'gstreamer-sharp': 'b94528f8e7979df49fedf137dfa228d8fe475e1b',
|
|
}
|
|
|
|
|
|
def print_help():
|
|
print('', file=sys.stderr)
|
|
print('gen-changelog: generate GNU-style changelog from git history',
|
|
file=sys.stderr)
|
|
print('', file=sys.stderr)
|
|
print('Usage: {} [OPTIONS] GSTREAMER-MODULE [START-TAG] [HEAD-TAG]'.format(
|
|
sys.argv[0]), file=sys.stderr)
|
|
print('', file=sys.stderr)
|
|
sys.exit(1)
|
|
|
|
|
|
if len(sys.argv) < 2 or len(sys.argv) > 4 or '--help' in sys.argv:
|
|
print_help()
|
|
|
|
module = sys.argv[1]
|
|
|
|
if len(sys.argv) > 2:
|
|
start_tag = sys.argv[2]
|
|
else:
|
|
start_tag = None
|
|
|
|
if len(sys.argv) > 3:
|
|
head_tag = sys.argv[3]
|
|
else:
|
|
head_tag = None
|
|
|
|
if module not in changelog_starts:
|
|
print(f'Unknown module {module}', file=sys.stderr)
|
|
print_help()
|
|
|
|
|
|
def process_commit(lines, files, subtree_path=None):
|
|
# DATE NAME
|
|
# BLANK LINE
|
|
# Subject
|
|
# BLANK LINE
|
|
# ...
|
|
# FILES
|
|
fileincommit = False
|
|
lines = [x.strip() for x in lines if x.strip()
|
|
and not x.startswith('git-svn-id')]
|
|
files = [x.strip() for x in files if x.strip()]
|
|
for line in lines:
|
|
if line.startswith('* ') and ':' in line:
|
|
fileincommit = True
|
|
break
|
|
|
|
top_line = lines[0]
|
|
print(top_line.strip())
|
|
print()
|
|
if not fileincommit:
|
|
for f in files:
|
|
if subtree_path and f.startswith(subtree_path):
|
|
# requires Python 3.9
|
|
print('\t* %s:' % f.removeprefix(subtree_path))
|
|
else:
|
|
print('\t* %s:' % f)
|
|
for line in lines[1:]:
|
|
print('\t ', line)
|
|
print()
|
|
|
|
|
|
def output_commits(module, start_tag, end_tag, subtree_path=None):
|
|
# retrieve commit date for start tag so we can filter the log for commits
|
|
# after that date. That way we don't include commits from merged-in
|
|
# plugin-move branches that go back to the beginning of time.
|
|
start_date = get_commit_date_for_ref(start_tag)
|
|
|
|
cmd = ['git', 'log',
|
|
'--pretty=format:--START-COMMIT--%H%n%ai %an <%ae>%n%n%s%n%b%n--END-COMMIT--',
|
|
'--date=short',
|
|
'--name-only',
|
|
f'--since={start_date}',
|
|
f'{start_tag}..{end_tag}',
|
|
]
|
|
|
|
if subtree_path:
|
|
cmd += ['--', '.']
|
|
|
|
p = subprocess.Popen(args=cmd, shell=False,
|
|
stdout=subprocess.PIPE, cwd=meson_source_root)
|
|
buf = []
|
|
files = []
|
|
filemode = False
|
|
for lin in [x.decode('utf8', errors='replace') for x in p.stdout.readlines()]:
|
|
if lin.startswith("--START-COMMIT--"):
|
|
commit_hash = lin[16:].strip()
|
|
if buf != []:
|
|
process_commit(buf, files, subtree_path)
|
|
|
|
if commit_hash in release_refs:
|
|
version_str = release_refs[commit_hash]
|
|
print(f'=== release {version_str} ===\n')
|
|
|
|
buf = []
|
|
files = []
|
|
filemode = False
|
|
elif lin.startswith("--END-COMMIT--"):
|
|
filemode = True
|
|
elif filemode is True:
|
|
files.append(lin)
|
|
else:
|
|
buf.append(lin)
|
|
if buf != []:
|
|
process_commit(buf, files, subtree_path)
|
|
|
|
|
|
def get_commit_date_for_ref(ref):
|
|
cmd = ['git', 'log', '--pretty=format:%cI', '-1', ref]
|
|
r = subprocess.run(cmd, capture_output=True, text=True,
|
|
check=True, cwd=meson_source_root)
|
|
commit_date = r.stdout.strip()
|
|
return commit_date
|
|
|
|
|
|
def populate_release_tags_for_premonorepo_module(module_tag_prefix):
|
|
if module_tag_prefix != '':
|
|
cmd = ['git', 'tag', '--list', f'{module_tag_prefix}*']
|
|
else:
|
|
cmd = ['git', 'tag', '--list', '1.*', 'RELEASE-*']
|
|
|
|
p = subprocess.Popen(args=cmd, shell=False,
|
|
stdout=subprocess.PIPE, cwd=meson_source_root)
|
|
for line in [x.decode('utf8') for x in p.stdout.readlines()]:
|
|
git_tag = line.strip()
|
|
version_str = git_tag.removeprefix(module_tag_prefix).removeprefix('RELEASE-').split('-')[0].replace('_', '.')
|
|
# might have been populated with post-monorepo tags already for gstreamer core
|
|
if version_str not in release_refs:
|
|
# find last commit before tag in module subdirectory
|
|
cmd = ['git', 'log', '--pretty=format:%H', '-1', git_tag]
|
|
r = subprocess.run(cmd, capture_output=True,
|
|
text=True, check=True, cwd=meson_source_root)
|
|
commit_hash = r.stdout.strip()
|
|
release_refs[commit_hash] = version_str
|
|
|
|
# print(f'{git_tag} => {version_str} => {commit_hash}')
|
|
|
|
|
|
def populate_release_tags_for_monorepo_subproject():
|
|
cmd = ['git', 'tag', '--list', '1.*']
|
|
p = subprocess.Popen(args=cmd, shell=False,
|
|
stdout=subprocess.PIPE, cwd=meson_source_root)
|
|
for line in [x.decode('utf8') for x in p.stdout.readlines()]:
|
|
version_str = line.strip()
|
|
version_arr = version_str.split('.')
|
|
major = int(version_arr[0])
|
|
minor = int(version_arr[1])
|
|
micro = int(version_arr[2])
|
|
# ignore pre-monorepo versions
|
|
if major < 1:
|
|
continue
|
|
if major == 1 and minor < 19:
|
|
continue
|
|
if major == 1 and minor == 19 and micro < 2:
|
|
continue
|
|
# find last commit before tag in module subdirectory
|
|
cmd = ['git', 'log', '--pretty=format:%H',
|
|
'-1', version_str, '--', '.']
|
|
r = subprocess.run(cmd, capture_output=True, text=True,
|
|
check=True, cwd=meson_source_root)
|
|
commit_hash = r.stdout.strip()
|
|
release_refs[commit_hash] = version_str
|
|
|
|
|
|
if __name__ == '__main__':
|
|
module_tag_prefix = '' if module == 'gstreamer' else f'{module}-'
|
|
|
|
populate_release_tags_for_monorepo_subproject()
|
|
|
|
with open(output_fn, 'w') as f:
|
|
sys.stdout = f
|
|
|
|
# Force writing of head tag
|
|
if head_tag and head_tag not in release_refs.values():
|
|
print(f'=== release {head_tag} ===\n')
|
|
|
|
# Output all commits from start_tag onwards, otherwise output full history.
|
|
# (We assume the start_tag is after the monorepo merge if it's specified.)
|
|
if start_tag and start_tag != 'start':
|
|
output_commits(module, start_tag, 'HEAD', f'subprojects/{module}/')
|
|
else:
|
|
# First output all post-monorepo commits or commits from start_tag if specified
|
|
output_commits(module, 'monorepo-start',
|
|
'HEAD', f'subprojects/{module}/')
|
|
|
|
populate_release_tags_for_premonorepo_module(module_tag_prefix)
|
|
|
|
# Next output all pre-monorepo commits (modules have their own root)
|
|
if not start_tag:
|
|
module_start = f'{module_tag_prefix}1.0.0'
|
|
elif start_tag == 'start':
|
|
module_start = changelog_starts[module]
|
|
else:
|
|
module_start = f'{module_tag_prefix}{start_tag}'
|
|
|
|
output_commits(module, module_start,
|
|
f'{module_tag_prefix}1.19.2', None)
|
|
|
|
# Write start tag at end for clarity
|
|
if not start_tag:
|
|
print(f'=== release 1.0.0 ===\n')
|
|
elif start_tag != 'start':
|
|
print(f'=== release {start_tag} ===\n')
|