124 lines
4.4 KiB
Python
124 lines
4.4 KiB
Python
# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# 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, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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#
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import logging
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from paunch import runner
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LOG = logging.getLogger(__name__)
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class ComposeV1Builder(object):
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def __init__(self, config_id, config, managed_by, labels=None):
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self.config_id = config_id
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self.config = config
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self.labels = labels
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self.managed_by = managed_by
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def apply(self):
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stdout = []
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stderr = []
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deploy_status_code = 0
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key_fltr = lambda k: self.config[k].get('start_order', 0)
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for container in sorted(self.config, key=key_fltr):
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LOG.debug("Running container: %s" % container)
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action = self.config[container].get('action', 'run')
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exit_codes = self.config[container].get('exit_codes', [0])
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if action == 'run':
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cmd = [
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runner.DOCKER_CMD,
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'run',
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'--name',
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runner.unique_container_name(container)
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]
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self.label_arguments(cmd)
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self.docker_run_args(cmd, container)
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elif action == 'exec':
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cmd = [runner.DOCKER_CMD, 'exec']
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self.docker_exec_args(cmd, container)
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(cmd_stdout, cmd_stderr, returncode) = runner.execute(cmd)
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if cmd_stdout:
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stdout.append(cmd_stdout)
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if cmd_stderr:
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stderr.append(cmd_stderr)
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if returncode not in exit_codes:
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LOG.error("Error running %s. [%s]\n" % (cmd, returncode))
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deploy_status_code = returncode
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else:
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LOG.debug('Completed %s' % cmd)
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return stdout, stderr, deploy_status_code
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def label_arguments(self, cmd, container):
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if self.labels:
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for i, v in self.labels.items():
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cmd.extend(['--label', '%s=%s' % (i, v)])
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cmd.extend([
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'--label',
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'config_id=%s' % self.config_id,
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'--label',
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'container_name=%s' % container,
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'--label',
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'managed_by=%s' % self.managed_by
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])
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def docker_run_args(self, cmd, container):
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cconfig = self.config[container]
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if cconfig.get('detach', True):
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cmd.append('--detach=true')
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for v in cconfig.get('environment', []):
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if v:
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cmd.append('--env=%s' % v)
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if 'net' in cconfig:
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cmd.append('--net=%s' % cconfig['net'])
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if 'pid' in cconfig:
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cmd.append('--pid=%s' % cconfig['pid'])
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if 'privileged' in cconfig:
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cmd.append('--privileged=%s' % str(cconfig['privileged']).lower())
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if 'restart' in cconfig:
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cmd.append('--restart=%s' % cconfig['restart'])
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if 'user' in cconfig:
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cmd.append('--user=%s' % cconfig['user'])
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for v in cconfig.get('volumes', []):
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if v:
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cmd.append('--volume=%s' % v)
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for v in cconfig.get('volumes_from', []):
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if v:
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cmd.append('--volumes_from=%s' % v)
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cmd.append(cconfig.get('image', ''))
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cmd.extend(self.command_argument(cmd, cconfig.get('command')))
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def docker_exec_args(self, cmd, container):
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cconfig = self.config[container]
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if 'privileged' in cconfig:
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cmd.append('--privileged=%s' % str(cconfig['privileged']).lower())
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if 'user' in cconfig:
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cmd.append('--user=%s' % cconfig['user'])
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command = self.command_argument(cmd, cconfig.get('command'))
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# for exec, the first argument is the container name,
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# make sure the correct one is used
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command[0] = runner.discover_container_name(command[0], self.config_id)
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cmd.extend(command)
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def command_argument(self, cmd, command):
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if not command:
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return []
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if not isinstance(command, list):
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return [command]
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return command
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