| sousaedu | 3f6fa06 | 2021-01-19 11:32:39 +0000 | [diff] [blame] | 1 | #!/usr/bin/python3 |
| 2 | # Copyright 2021 Canonical Ltd. |
| 3 | # |
| 4 | # Licensed under the Apache License, Version 2.0 (the "License"); you may |
| 5 | # not use this file except in compliance with the License. You may obtain |
| 6 | # a copy of the License at |
| 7 | # |
| 8 | # http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | # |
| 10 | # Unless required by applicable law or agreed to in writing, software |
| 11 | # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| 12 | # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| 13 | # License for the specific language governing permissions and limitations |
| 14 | # under the License. |
| 15 | # |
| 16 | # For those usages not covered by the Apache License, Version 2.0 please |
| 17 | # contact: legal@canonical.com |
| 18 | # |
| 19 | # To get in touch with the maintainers, please contact: |
| 20 | # osm-charmers@lists.launchpad.net |
| 21 | ## |
| 22 | |
| 23 | import unittest |
| 24 | import zaza.model as model |
| 25 | from kazoo.client import KazooClient |
| 26 | |
| 27 | |
| 28 | def get_zookeeper_uri(): |
| 29 | zookeeper_uri = "" |
| 30 | zookeeper_units = model.get_status().applications["zookeeper-k8s"]["units"] |
| 31 | for i, unit_name in enumerate(zookeeper_units.keys()): |
| 32 | if i: |
| 33 | zookeeper_uri += "," |
| 34 | unit_ip = zookeeper_units[unit_name]["address"] |
| 35 | unit_port = 2181 |
| 36 | zookeeper_uri += "{}:{}".format(unit_ip, unit_port) |
| 37 | |
| 38 | return zookeeper_uri |
| 39 | |
| 40 | |
| 41 | class BasicDeployment(unittest.TestCase): |
| 42 | def test_get_zookeeper_uri(self): |
| 43 | get_zookeeper_uri() |
| 44 | |
| 45 | def test_zookeeper_connection(self): |
| 46 | zookeeper_uri = get_zookeeper_uri() |
| 47 | zk = KazooClient(zookeeper_uri) |
| 48 | self.assertEqual(zk.state, "LOST") |
| 49 | zk.start() |
| 50 | self.assertEqual(zk.state, "CONNECTED") |
| 51 | zk.stop() |
| 52 | self.assertEqual(zk.state, "LOST") |
| 53 | |
| 54 | def test_zookeeper_create_node(self): |
| 55 | zookeeper_uri = get_zookeeper_uri() |
| 56 | zk = KazooClient(hosts=zookeeper_uri, read_only=True) |
| 57 | zk.start() |
| 58 | |
| 59 | zk.ensure_path("/create/new") |
| 60 | self.assertTrue(zk.exists("/create/new")) |
| 61 | |
| 62 | zk.create("/create/new/node", b"a value") |
| 63 | self.assertTrue(zk.exists("/create/new/node")) |
| 64 | |
| 65 | zk.stop() |
| 66 | |
| 67 | def test_zookeeper_reading_data(self): |
| 68 | zookeeper_uri = get_zookeeper_uri() |
| 69 | zk = KazooClient(hosts=zookeeper_uri, read_only=True) |
| 70 | zk.start() |
| 71 | |
| 72 | zk.ensure_path("/reading/data") |
| 73 | zk.create("/reading/data/node", b"a value") |
| 74 | |
| 75 | data, stat = zk.get("/reading/data") |
| 76 | self.assertEqual(data.decode("utf-8"), "") |
| 77 | |
| 78 | children = zk.get_children("/reading/data") |
| 79 | self.assertEqual(len(children), 1) |
| 80 | self.assertEqual("node", children[0]) |
| 81 | |
| 82 | data, stat = zk.get("/reading/data/node") |
| 83 | self.assertEqual(data.decode("utf-8"), "a value") |
| 84 | zk.stop() |
| 85 | |
| 86 | def test_zookeeper_updating_data(self): |
| 87 | zookeeper_uri = get_zookeeper_uri() |
| 88 | zk = KazooClient(hosts=zookeeper_uri, read_only=True) |
| 89 | zk.start() |
| 90 | |
| 91 | zk.ensure_path("/updating/data") |
| 92 | zk.create("/updating/data/node", b"a value") |
| 93 | |
| 94 | data, stat = zk.get("/updating/data/node") |
| 95 | self.assertEqual(data.decode("utf-8"), "a value") |
| 96 | |
| 97 | zk.set("/updating/data/node", b"b value") |
| 98 | data, stat = zk.get("/updating/data/node") |
| 99 | self.assertEqual(data.decode("utf-8"), "b value") |
| 100 | zk.stop() |
| 101 | |
| 102 | def test_zookeeper_deleting_data(self): |
| 103 | zookeeper_uri = get_zookeeper_uri() |
| 104 | zk = KazooClient(hosts=zookeeper_uri, read_only=True) |
| 105 | zk.start() |
| 106 | |
| 107 | zk.ensure_path("/deleting/data") |
| 108 | zk.create("/deleting/data/node", b"a value") |
| 109 | |
| 110 | zk.delete("/deleting/data/node", recursive=True) |
| 111 | |
| 112 | self.assertFalse(zk.exists("/deleting/data/node")) |
| 113 | self.assertTrue(zk.exists("/deleting/data")) |
| 114 | data, stat = zk.get("/deleting/data") |
| 115 | self.assertEqual(stat.numChildren, 0) |
| 116 | zk.delete("/deleting", recursive=True) |
| 117 | self.assertFalse(zk.exists("/deleting")) |
| 118 | zk.stop() |