зеркало из https://github.com/mozilla/gecko-dev.git
92 строки
3.1 KiB
Python
92 строки
3.1 KiB
Python
# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this
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# file, You can obtain one at http://mozilla.org/MPL/2.0/.
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from __future__ import absolute_import, print_function, unicode_literals
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import re
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from taskgraph.util.time import json_time_from_now
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from taskgraph.util.taskcluster import get_artifact_url
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TASK_REFERENCE_PATTERN = re.compile('<([^>]+)>')
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ARTIFACT_REFERENCE_PATTERN = re.compile('<([^/]+)/([^>]+)>')
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def _recurse(val, param_fns):
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def recurse(val):
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if isinstance(val, list):
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return [recurse(v) for v in val]
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elif isinstance(val, dict):
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if len(val) == 1:
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for param_key, param_fn in param_fns.items():
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if val.keys() == [param_key]:
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return param_fn(val[param_key])
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return {k: recurse(v) for k, v in val.iteritems()}
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else:
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return val
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return recurse(val)
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def resolve_timestamps(now, task_def):
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"""Resolve all instances of `{'relative-datestamp': '..'}` in the given task definition"""
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return _recurse(task_def, {
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'relative-datestamp': lambda v: json_time_from_now(v, now),
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})
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def resolve_task_references(label, task_def, task_id, decision_task_id, dependencies):
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"""Resolve all instances of
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{'task-reference': '..<..>..'}
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and
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{'artifact-reference`: '..<dependency/artifact/path>..'}
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in the given task definition, using the given dependencies
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"""
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def task_reference(val):
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def repl(match):
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key = match.group(1)
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if key == 'self':
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return task_id
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elif key == 'decision':
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return decision_task_id
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try:
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return dependencies[key]
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except KeyError:
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# handle escaping '<'
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if key == '<':
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return key
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raise KeyError("task '{}' has no dependency named '{}'".format(label, key))
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return TASK_REFERENCE_PATTERN.sub(repl, val)
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def artifact_reference(val):
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def repl(match):
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dependency, artifact_name = match.group(1, 2)
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if dependency == 'self':
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raise KeyError(
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"task '{}' can't reference artifacts of self".format(label)
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)
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elif dependency == 'decision':
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task_id = decision_task_id
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else:
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try:
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task_id = dependencies[dependency]
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except KeyError:
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raise KeyError(
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"task '{}' has no dependency named '{}'".format(label, dependency)
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)
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assert artifact_name.startswith('public/'), \
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"artifact-reference only supports public artifacts, not `{}`".format(artifact_name)
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return get_artifact_url(task_id, artifact_name)
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return ARTIFACT_REFERENCE_PATTERN.sub(repl, val)
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return _recurse(task_def, {
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'task-reference': task_reference,
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'artifact-reference': artifact_reference,
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})
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