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Move PrefixedCommandRunner -> Prefix

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Anthony Sottile
2018-01-11 21:41:48 -08:00
parent c751f629a6
commit 7d87da8acd
23 changed files with 270 additions and 372 deletions
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28
pre_commit/languages/docker.py
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@@ -22,10 +22,9 @@ def md5(s): # pragma: windows no cover
return hashlib.md5(five.to_bytes(s)).hexdigest()
def docker_tag(repo_cmd_runner): # pragma: windows no cover
return 'pre-commit-{}'.format(
md5(os.path.basename(repo_cmd_runner.path())),
).lower()
def docker_tag(prefix): # pragma: windows no cover
md5sum = md5(os.path.basename(prefix.prefix_dir)).lower()
return 'pre-commit-{}'.format(md5sum)
def docker_is_running(): # pragma: windows no cover
@@ -41,39 +40,36 @@ def assert_docker_available(): # pragma: windows no cover
)
def build_docker_image(repo_cmd_runner, **kwargs): # pragma: windows no cover
def build_docker_image(prefix, **kwargs): # pragma: windows no cover
pull = kwargs.pop('pull')
assert not kwargs, kwargs
cmd = (
'docker', 'build',
'--tag', docker_tag(repo_cmd_runner),
'--tag', docker_tag(prefix),
'--label', PRE_COMMIT_LABEL,
)
if pull:
cmd += ('--pull',)
# This must come last for old versions of docker. See #477
cmd += ('.',)
helpers.run_setup_cmd(repo_cmd_runner, cmd)
helpers.run_setup_cmd(prefix, cmd)
def install_environment(
repo_cmd_runner, version, additional_dependencies,
prefix, version, additional_dependencies,
): # pragma: windows no cover
assert repo_cmd_runner.exists('Dockerfile'), (
'No Dockerfile was found in the hook repository'
)
helpers.assert_version_default('docker', version)
helpers.assert_no_additional_deps('docker', additional_dependencies)
assert_docker_available()
directory = repo_cmd_runner.path(
directory = prefix.path(
helpers.environment_dir(ENVIRONMENT_DIR, 'default'),
)
# Docker doesn't really have relevant disk environment, but pre-commit
# still needs to cleanup it's state files on failure
with clean_path_on_failure(directory):
build_docker_image(repo_cmd_runner, pull=True)
build_docker_image(prefix, pull=True)
os.mkdir(directory)
@@ -90,15 +86,15 @@ def docker_cmd():
)
def run_hook(repo_cmd_runner, hook, file_args): # pragma: windows no cover
def run_hook(prefix, hook, file_args): # pragma: windows no cover
assert_docker_available()
# Rebuild the docker image in case it has gone missing, as many people do
# automated cleanup of docker images.
build_docker_image(repo_cmd_runner, pull=False)
build_docker_image(prefix, pull=False)
hook_cmd = helpers.to_cmd(hook)
entry_exe, cmd_rest = hook_cmd[0], hook_cmd[1:]
entry_tag = ('--entrypoint', entry_exe, docker_tag(repo_cmd_runner))
entry_tag = ('--entrypoint', entry_exe, docker_tag(prefix))
cmd = docker_cmd() + entry_tag + cmd_rest
return xargs(cmd, file_args)