008c9fcca0
Design and implement the podman client module These changes introduce: - the podman module - the podman requirement setup to python-podman version 1.6.0 - related unit tests - related functional tests Change-Id: I9f81d086d66812ff3e7c2493d68e6cedb7f7d9bd Co-authored-by: pkomarov <pkomarov@redhat.com>
95 lines
2.8 KiB
Python
95 lines
2.8 KiB
Python
# Copyright (c) 2019 Red Hat, Inc.
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#
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# All Rights Reserved.
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#
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# 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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from __future__ import absolute_import
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import six
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import podman
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import tobiko
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from tobiko.podman import _exception
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from tobiko.podman import _shell
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from tobiko.shell import ssh
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def get_podman_client(ssh_client=None):
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return PodmanClientFixture(ssh_client=ssh_client)
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def list_podman_containers(client=None, **kwargs):
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try:
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containers = podman_client(client).containers.list(**kwargs)
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except _exception.PodmanSocketNotFoundError:
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return tobiko.Selection()
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else:
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return tobiko.select(containers)
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def podman_client(obj=None):
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if obj is None:
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obj = get_podman_client()
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if tobiko.is_fixture(obj):
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obj = tobiko.setup_fixture(obj).client
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if isinstance(obj, podman.Client):
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return obj
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raise TypeError('Cannot obtain a Podman client from {!r}'.format(obj))
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class PodmanClientFixture(tobiko.SharedFixture):
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client = None
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ssh_client = None
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def __init__(self, ssh_client=None):
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if six.PY2:
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raise _exception.PodmanError(
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"Podman isn't compatible with python 2.7")
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super(PodmanClientFixture, self).__init__()
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if ssh_client:
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self.ssh_client = ssh_client
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def setup_fixture(self):
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self.setup_ssh_client()
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self.setup_client()
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def setup_ssh_client(self):
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ssh_client = self.ssh_client
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if ssh_client is None:
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self.ssh_client = ssh_client = ssh.ssh_proxy_client() or False
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if ssh_client:
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tobiko.setup_fixture(ssh_client)
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return ssh_client
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def setup_client(self):
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client = self.client
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if client is None:
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self.client = client = self.create_client()
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return client
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def create_client(self):
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uri = self.discover_podman_socket()
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if self.ssh_client:
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uri = ssh.get_port_forward_url(ssh_client=self.ssh_client, url=uri)
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client = podman.Client(uri=uri)
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client.system.ping()
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return client
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def connect(self):
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return tobiko.setup_fixture(self).client
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def discover_podman_socket(self):
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return _shell.discover_podman_socket(ssh_client=self.ssh_client)
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