raise Exception(
'Cannot update unpinned channel "%s" (Run "pin" before "update")' %
section)
+ the_pin = GitPin(
+ release_name=conf['release_name'],
+ git_revision=conf['git_revision'])
- ensure_git_rev_available(v, self)
- return git_get_tarball(v, self)
+ ensure_git_rev_available(v, self, the_pin)
+ return git_get_tarball(v, self, the_pin)
class ChannelSearchPath(TarrableSearchPath):
del self.git_revision
fetch(v, self)
- parse_channel(v, self)
- fetch_resources(v, self)
- ensure_git_rev_available(v, self)
+ new_gitpin = parse_channel(v, self)
+ fetch_resources(v, self, new_gitpin)
+ ensure_git_rev_available(v, self, new_gitpin)
check_channel_contents(v, self)
return ChannelPin(
release_name=self.release_name,
v.check('Got forwarded', channel.channel_url != channel.forwarded_url)
-def parse_channel(v: Verification, channel: TarrableSearchPath) -> None:
+def parse_channel(v: Verification, channel: TarrableSearchPath) -> GitPin:
v.status('Parsing channel description as XML')
d = xml.dom.minidom.parseString(channel.channel_html)
v.ok()
channel.table[name] = ChannelTableEntry(
url=url, digest=digest, size=size)
v.ok()
+ return GitPin(release_name=title_name, git_revision=channel.git_revision)
def digest_string(s: bytes) -> Digest16:
return path # type: ignore # (for old mypy)
-def fetch_resources(v: Verification, channel: ChannelSearchPath) -> None:
+def fetch_resources(
+ v: Verification,
+ channel: ChannelSearchPath,
+ pin: GitPin) -> None:
for resource in ['git-revision', 'nixexprs.tar.xz']:
fields = channel.table[resource]
fields.absolute_url = urllib.parse.urljoin(
v.status('Verifying git commit on main page matches git commit in table')
v.result(
open(
- channel.table['git-revision'].file).read(999) == channel.git_revision)
+ channel.table['git-revision'].file).read(999) == pin.git_revision)
def git_cachedir(git_repo: str) -> str:
def ensure_git_rev_available(
v: Verification,
- channel: TarrableSearchPath) -> None:
+ channel: TarrableSearchPath,
+ pin: GitPin) -> None:
cachedir = git_cachedir(channel.git_repo)
if os.path.exists(cachedir):
v.status('Checking if we already have this rev:')
process = subprocess.run(
- ['git', '-C', cachedir, 'cat-file', '-e', channel.git_revision])
+ ['git', '-C', cachedir, 'cat-file', '-e', pin.git_revision])
if process.returncode == 0:
v.status('yes')
if process.returncode == 1:
v.result(git.returncode == 0 and tar.returncode == 0)
-def git_get_tarball(v: Verification, channel: TarrableSearchPath) -> str:
+def git_get_tarball(
+ v: Verification,
+ channel: TarrableSearchPath,
+ pin: GitPin) -> str:
cache_file = tarball_cache_file(channel)
if os.path.exists(cache_file):
cached_tarball = open(cache_file).read(9999)
with tempfile.TemporaryDirectory() as output_dir:
output_filename = os.path.join(
- output_dir, channel.release_name + '.tar.xz')
+ output_dir, pin.release_name + '.tar.xz')
with open(output_filename, 'w') as output_file:
v.status(
'Generating tarball for git revision %s' %
- channel.git_revision)
+ pin.git_revision)
git = subprocess.Popen(['git',
'-C',
git_cachedir(channel.git_repo),
'archive',
- '--prefix=%s/' % channel.release_name,
- channel.git_revision],
+ '--prefix=%s/' % pin.release_name,
+ pin.git_revision],
stdout=subprocess.PIPE)
xz = subprocess.Popen(['xz'], stdin=git.stdout, stdout=output_file)
xz.wait()