channel_html: bytes
channel_url: str
forwarded_url: str
- git_cachedir: str
git_ref: str
git_repo: str
git_revision: str
open(
channel.table['git-revision'].file).read(999) == channel.git_revision)
+def git_cachedir(git_repo: str) -> str:
+ # TODO: Consider using pyxdg to find this path.
+ return os.path.expanduser('~/.cache/nix-pin-channel/git/%s' % digest_string(git_repo.encode()))
+
def git_fetch(v: Verification, channel: Channel) -> None:
# It would be nice if we could share the nix git cache, but as of the time
# details for my comfort. So we re-implement here half of nix.fetchGit.
# :(
- # TODO: Consider using pyxdg to find this path.
- channel.git_cachedir = os.path.expanduser(
- '~/.cache/nix-pin-channel/git/%s' %
- digest_string(
- channel.git_repo.encode()))
- if not os.path.exists(channel.git_cachedir):
+ cachedir = git_cachedir(channel.git_repo)
+ if not os.path.exists(cachedir):
v.status("Initializing git repo")
process = subprocess.run(
- ['git', 'init', '--bare', channel.git_cachedir])
+ ['git', 'init', '--bare', cachedir])
v.result(process.returncode == 0)
have_rev = False
if hasattr(channel, 'git_revision'):
v.status('Checking if we already have this rev:')
process = subprocess.run(
- ['git', '-C', channel.git_cachedir, 'cat-file', '-e', channel.git_revision])
+ ['git', '-C', cachedir, 'cat-file', '-e', channel.git_revision])
if process.returncode == 0:
v.status('yes')
if process.returncode == 1:
# updates are happening.
process = subprocess.run(['git',
'-C',
- channel.git_cachedir,
+ cachedir,
'fetch',
channel.git_repo,
'%s:%s' % (channel.git_ref,
if hasattr(channel, 'git_revision'):
v.status('Verifying that fetch retrieved this rev')
process = subprocess.run(
- ['git', '-C', channel.git_cachedir, 'cat-file', '-e', channel.git_revision])
+ ['git', '-C', cachedir, 'cat-file', '-e', channel.git_revision])
v.result(process.returncode == 0)
if not hasattr(channel, 'git_revision'):
channel.git_revision = open(
os.path.join(
- channel.git_cachedir,
+ cachedir,
'refs',
'heads',
channel.git_ref)).read(999).strip()
v.status('Verifying rev is an ancestor of ref')
process = subprocess.run(['git',
'-C',
- channel.git_cachedir,
+ cachedir,
'merge-base',
'--is-ancestor',
channel.git_revision,
channel.old_git_revision)
process = subprocess.run(['git',
'-C',
- channel.git_cachedir,
+ cachedir,
'merge-base',
'--is-ancestor',
channel.old_git_revision,
v.status('Checking out corresponding git revision')
git = subprocess.Popen(['git',
'-C',
- channel.git_cachedir,
+ git_cachedir(channel.git_repo),
'archive',
channel.git_revision],
stdout=subprocess.PIPE)
v.status('Getting commit date')
process = subprocess.run(['git',
'-C',
- channel.git_cachedir,
+ git_cachedir(channel.git_repo),
'lo',
'-n1',
'--format=%ct-%h',