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mkosi: Rework how the pkgenv environment variables are set

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Instead of including distribution specific files in the subimages,
let's have one common mkosi.pkgenv/ directory that handles all the
matching which is then included in the subimages.

This gives us more control on exactly how we do the matching.
This commit is contained in:
Daan De Meyer
2025-09-01 17:29:54 +02:00
parent 2fe49e8a4c
commit fb514c2f8f
17 changed files with 41 additions and 39 deletions
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33
tools/fetch-distro.py
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@@ -31,10 +31,13 @@ def parse_args():
action='store_true',
default=False,
)
p.add_argument('--profile')
return p.parse_args()
def read_config(distro: str):
cmd = ['mkosi', '--json', '-d', distro, 'summary']
if args.profile:
cmd += ['--profile', args.profile]
print(f"+ {shlex.join(cmd)}")
text = subprocess.check_output(cmd, text=True)
@@ -53,14 +56,15 @@ def commit_file(distro: str, files: list[Path], commit: str, changes: str):
subprocess.check_call(cmd)
def checkout_distro(args, distro: str, config: dict):
dest = Path(f'pkg/{distro}')
if dest.exists():
print(f'{dest} already exists.')
return
url = config['Environment']['GIT_URL']
branch = config['Environment']['GIT_BRANCH']
subdir = config['Environment'].get('GIT_SUBDIR')
pkg_subdir = config['Environment']['PKG_SUBDIR']
dest = Path(f'pkg/{pkg_subdir}')
if dest.exists():
print(f'{dest} already exists.')
return
# Do not checkout the full sources if the package is in a subdirectory,
# a sparse checkout will be done after
@@ -81,12 +85,12 @@ def checkout_distro(args, distro: str, config: dict):
# Sparse checkout if the package is in a subdirectory
if subdir is not None:
cmd = ['git', '-C', f'pkg/{distro}', 'sparse-checkout', 'set',
cmd = ['git', '-C', f'pkg/{pkg_subdir}', 'sparse-checkout', 'set',
'--no-cone', f'{subdir}']
print(f"+ {shlex.join(cmd)}")
subprocess.check_call(cmd)
cmd = ['git', '-C', f'pkg/{distro}', 'checkout', 'HEAD']
cmd = ['git', '-C', f'pkg/{pkg_subdir}', 'checkout', 'HEAD']
print(f"+ {shlex.join(cmd)}")
subprocess.check_call(cmd)
@@ -96,18 +100,19 @@ def update_distro(args, distro: str, config: dict):
branch = config['Environment']['GIT_BRANCH']
subdir = config['Environment'].get('GIT_SUBDIR')
old_commit = config['Environment']['GIT_COMMIT']
pkg_subdir = config['Environment']['PKG_SUBDIR']
if args.fetch:
cmd = ['git', '-C', f'pkg/{distro}', 'fetch', 'origin', '-v',
cmd = ['git', '-C', f'pkg/{pkg_subdir}', 'fetch', 'origin', '-v',
f'{branch}:remotes/origin/{branch}']
print(f"+ {shlex.join(cmd)}")
subprocess.check_call(cmd)
cmd = ['git', '-C', f'pkg/{distro}', 'switch', branch]
cmd = ['git', '-C', f'pkg/{pkg_subdir}', 'switch', branch]
print(f"+ {shlex.join(cmd)}")
subprocess.check_call(cmd)
cmd = ['git', '-C', f'pkg/{distro}', 'log', '-n1', '--format=%H',
cmd = ['git', '-C', f'pkg/{pkg_subdir}', 'log', '-n1', '--format=%H',
f'refs/remotes/origin/{branch}']
if subdir is not None:
cmd += [f'{subdir}']
@@ -115,10 +120,10 @@ def update_distro(args, distro: str, config: dict):
new_commit = subprocess.check_output(cmd, text=True).strip()
if old_commit == new_commit:
print(f'{distro}: commit {new_commit!s} is still fresh')
print(f'{pkg_subdir}: commit {new_commit!s} is still fresh')
return
cmd = ['git', '-C', f'pkg/{distro}', 'log', '--graph', '--first-parent',
cmd = ['git', '-C', f'pkg/{pkg_subdir}', 'log', '--graph', '--first-parent',
'--pretty=oneline', '--no-decorate', '--abbrev-commit', '--abbrev=10',
f'{old_commit}..{new_commit}']
if subdir is not None:
@@ -126,8 +131,8 @@ def update_distro(args, distro: str, config: dict):
print(f"+ {shlex.join(cmd)}")
changes = subprocess.check_output(cmd, text=True).strip()
conf_dir = Path('mkosi/mkosi.conf.d')
files = conf_dir.glob('**/pkgenv.conf')
conf_dir = Path('mkosi/mkosi.pkgenv/mkosi.conf.d')
files = conf_dir.glob('*.conf')
for file in files:
s = file.read_text()
if old_commit in s: