64 lines
2.2 KiB
Python
64 lines
2.2 KiB
Python
# Copyright 2018 The Armada Authors.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import json
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import falcon
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from oslo_config import cfg
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from armada import api
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from armada.common import policy
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from armada.handlers.tiller import Tiller
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CONF = cfg.CONF
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class Rollback(api.BaseResource):
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"""Controller for performing a rollback of a release
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"""
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@policy.enforce('armada:rollback_release')
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def on_post(self, req, resp, release):
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try:
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dry_run = req.get_param_as_bool('dry_run')
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tiller = Tiller(
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tiller_host=req.get_param('tiller_host'),
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tiller_port=req.get_param_as_int('tiller_port') or
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CONF.tiller_port,
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tiller_namespace=req.get_param(
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'tiller_namespace', default=CONF.tiller_namespace),
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dry_run=dry_run)
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tiller.rollback_release(
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release,
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req.get_param_as_int('version') or 0,
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wait=req.get_param_as_bool('wait'),
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timeout=req.get_param_as_int('timeout') or 0,
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force=req.get_param_as_bool('force'),
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recreate_pods=req.get_param_as_bool('recreate_pods'))
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resp.body = json.dumps({
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'message': ('(dry run) ' if dry_run else '') +
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'Rollback of {} complete.'.format(release),
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})
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resp.content_type = 'application/json'
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resp.status = falcon.HTTP_200
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except Exception as e:
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self.logger.exception('Caught unexpected exception')
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err_message = 'Failed to rollback release: {}'.format(e)
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self.error(req.context, err_message)
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self.return_error(resp, falcon.HTTP_500, message=err_message)
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