103 lines
3.3 KiB
Python
103 lines
3.3 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2015 Mirantis, Inc.
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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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import mock
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import os
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import shutil
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import tempfile
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from nailgun.db.sqlalchemy.models import Cluster
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from nailgun import objects
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from nailgun.test.base import BaseTestCase
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from nailgun.utils import logs as logs_utils
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class TestNodeLogsUtils(BaseTestCase):
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def create_env(self, nodes):
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cluster = self.env.create(nodes_kwargs=nodes)
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cluster_db = self.db.query(Cluster).get(cluster['id'])
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objects.Cluster.prepare_for_deployment(cluster_db)
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self.db.flush()
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return cluster_db
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def test_generate_log_paths_for_node(self):
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cluster = self.create_env([{'roles': ['controller']}])
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node = cluster.nodes[0]
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prefix = "/var/log/remote"
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log_paths = logs_utils.generate_log_paths_for_node(node, prefix)
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self.assertItemsEqual(
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['links', 'old', 'bak', 'new'],
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log_paths.keys())
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self.assertEqual(len(log_paths['links']), 1)
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self.assertEqual(
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"{prefix}/{node_ip}".format(prefix=prefix, node_ip=node.ip),
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log_paths['links'][0])
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self.assertEqual(
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"{prefix}/{node_ip}".format(prefix=prefix, node_ip=node.ip),
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log_paths['old'])
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fqdn = objects.Node.get_node_fqdn(node)
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self.assertEqual(
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"{prefix}/{node_fqdn}".format(
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prefix=prefix,
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node_fqdn=fqdn),
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log_paths['new'])
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self.assertEqual(
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"{prefix}/{node_fqdn}.bak".format(
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prefix=prefix,
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node_fqdn=fqdn),
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log_paths['bak'])
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def test_delete_node_logs(self):
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prefix = tempfile.mkdtemp()
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self.addCleanup(shutil.rmtree, prefix)
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cluster = self.create_env([{'roles': ['controller']}])
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node = cluster.nodes[0]
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log_paths = logs_utils.generate_log_paths_for_node(node, prefix)
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link = log_paths['links'][0]
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os.symlink(log_paths['old'], link)
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folder = log_paths['new']
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os.mkdir(folder)
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file_ = log_paths['bak']
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with open(file_, 'w') as f:
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f.write("RANDOMCONTENT")
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logs_utils.delete_node_logs(node, prefix)
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self.assertTrue(
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all(not os.path.lexists(path) for path in [link, folder, file_]))
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@mock.patch('os.path.islink', side_effect=OSError)
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def test_delete_node_no_existing_logs(self, _):
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"""Only checks whether errors are passing silently
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That's why there's no assertions, just expecting no errors.
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"""
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prefix = tempfile.mkdtemp()
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self.addCleanup(shutil.rmtree, prefix)
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cluster = self.create_env([{'roles': ['controller']}])
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node = cluster.nodes[0]
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logs_utils.delete_node_logs(node, prefix)
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