forked from mirrors/gecko-dev
1a86da24ad
Backed out changeset 53f5d47a7cb0 (bug 1383880) Backed out changeset a0abda41172a (bug 1383880) Backed out changeset 729a7e2091e8 (bug 1383880) Backed out changeset a33f5a14a471 (bug 1383880) Backed out changeset 5b10d321cfee (bug 1383880) Backed out changeset 8056488d8aed (bug 1383880) Backed out changeset e62c90e3c1e8 (bug 1383880) Backed out changeset 91f116ce6c2a (bug 1383880) Backed out changeset 045498bc36c4 (bug 1383880)
102 lines
2.9 KiB
Python
102 lines
2.9 KiB
Python
# -*- coding: utf-8 -*-
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# 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 json
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import yaml
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from mozbuild.util import ReadOnlyDict
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# Please keep this list sorted and in sync with taskcluster/docs/parameters.rst
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PARAMETER_NAMES = set([
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'base_repository',
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'build_date',
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'filters',
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'head_ref',
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'head_repository',
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'head_rev',
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'include_nightly',
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'level',
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'message',
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'morph_templates',
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'moz_build_date',
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'optimize_target_tasks',
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'owner',
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'project',
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'pushdate',
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'pushlog_id',
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'target_task_labels',
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'target_tasks_method',
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])
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TRY_ONLY_PARAMETERS = set([
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'morph_templates',
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'target_task_labels',
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])
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class Parameters(ReadOnlyDict):
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"""An immutable dictionary with nicer KeyError messages on failure"""
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def check(self):
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names = set(self)
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msg = []
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missing = PARAMETER_NAMES - TRY_ONLY_PARAMETERS - names
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if missing:
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msg.append("missing parameters: " + ", ".join(missing))
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extra = names - PARAMETER_NAMES
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if extra:
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msg.append("extra parameters: " + ", ".join(extra))
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if msg:
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raise Exception("; ".join(msg))
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def __getitem__(self, k):
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if k not in PARAMETER_NAMES:
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raise KeyError("no such parameter {!r}".format(k))
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try:
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return super(Parameters, self).__getitem__(k)
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except KeyError:
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raise KeyError("taskgraph parameter {!r} not found".format(k))
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def load_parameters_file(filename):
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"""
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Load parameters from a path, url, decision task-id or project.
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Examples:
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task-id=fdtgsD5DQUmAQZEaGMvQ4Q
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project=mozilla-central
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"""
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import urllib
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from taskgraph.util.taskcluster import get_artifact_url, find_task_id
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if not filename:
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return Parameters()
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try:
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# reading parameters from a local parameters.yml file
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f = open(filename)
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except IOError:
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# fetching parameters.yml using task task-id, project or supplied url
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task_id = None
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if filename.startswith("task-id="):
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task_id = filename.split("=")[1]
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elif filename.startswith("project="):
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index = "gecko.v2.{}.latest.firefox.decision".format(filename.split("=")[1])
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task_id = find_task_id(index)
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if task_id:
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filename = get_artifact_url(task_id, 'public/parameters.yml')
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f = urllib.urlopen(filename)
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if filename.endswith('.yml'):
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return Parameters(**yaml.safe_load(f))
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elif filename.endswith('.json'):
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return Parameters(**json.load(f))
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else:
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raise TypeError("Parameters file `{}` is not JSON or YAML".format(filename))
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