kubespray/contrib/inventory_builder/tests/test_inventory.py

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# Copyright 2016 Mirantis, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import mock
import unittest
from collections import OrderedDict
import sys
path = "./contrib/inventory_builder/"
if path not in sys.path:
sys.path.append(path)
import inventory
class TestInventory(unittest.TestCase):
@mock.patch('inventory.sys')
def setUp(self, sys_mock):
sys_mock.exit = mock.Mock()
super(TestInventory, self).setUp()
self.data = ['10.90.3.2', '10.90.3.3', '10.90.3.4']
self.inv = inventory.KargoInventory()
def test_get_ip_from_opts(self):
optstring = "ansible_host=10.90.3.2 ip=10.90.3.2"
expected = "10.90.3.2"
result = self.inv.get_ip_from_opts(optstring)
self.assertEqual(expected, result)
def test_get_ip_from_opts_invalid(self):
optstring = "notanaddr=value something random!chars:D"
self.assertRaisesRegexp(ValueError, "IP parameter not found",
self.inv.get_ip_from_opts, optstring)
def test_ensure_required_groups(self):
groups = ['group1', 'group2']
self.inv.ensure_required_groups(groups)
for group in groups:
self.assertTrue(group in self.inv.config.sections())
def test_get_host_id(self):
hostnames = ['node99', 'no99de01', '01node01', 'node1.domain',
'node3.xyz123.aaa']
expected = [99, 1, 1, 1, 3]
for hostname, expected in zip(hostnames, expected):
result = self.inv.get_host_id(hostname)
self.assertEqual(expected, result)
def test_get_host_id_invalid(self):
bad_hostnames = ['node', 'no99de', '01node', 'node.111111']
for hostname in bad_hostnames:
self.assertRaisesRegexp(ValueError, "Host name must end in an",
self.inv.get_host_id, hostname)
def test_build_hostnames_add_one(self):
changed_hosts = ['10.90.0.2']
expected = OrderedDict([('node1',
'ansible_host=10.90.0.2 ip=10.90.0.2')])
result = self.inv.build_hostnames(changed_hosts)
self.assertEqual(expected, result)
def test_build_hostnames_add_duplicate(self):
changed_hosts = ['10.90.0.2']
expected = OrderedDict([('node1',
'ansible_host=10.90.0.2 ip=10.90.0.2')])
self.inv.config['all'] = expected
result = self.inv.build_hostnames(changed_hosts)
self.assertEqual(expected, result)
def test_build_hostnames_add_two(self):
changed_hosts = ['10.90.0.2', '10.90.0.3']
expected = OrderedDict([
('node1', 'ansible_host=10.90.0.2 ip=10.90.0.2'),
('node2', 'ansible_host=10.90.0.3 ip=10.90.0.3')])
self.inv.config['all'] = OrderedDict()
result = self.inv.build_hostnames(changed_hosts)
self.assertEqual(expected, result)
def test_build_hostnames_delete_first(self):
changed_hosts = ['-10.90.0.2']
existing_hosts = OrderedDict([
('node1', 'ansible_host=10.90.0.2 ip=10.90.0.2'),
('node2', 'ansible_host=10.90.0.3 ip=10.90.0.3')])
self.inv.config['all'] = existing_hosts
expected = OrderedDict([
('node2', 'ansible_host=10.90.0.3 ip=10.90.0.3')])
result = self.inv.build_hostnames(changed_hosts)
self.assertEqual(expected, result)
def test_exists_hostname_positive(self):
hostname = 'node1'
expected = True
existing_hosts = OrderedDict([
('node1', 'ansible_host=10.90.0.2 ip=10.90.0.2'),
('node2', 'ansible_host=10.90.0.3 ip=10.90.0.3')])
result = self.inv.exists_hostname(existing_hosts, hostname)
self.assertEqual(expected, result)
def test_exists_hostname_negative(self):
hostname = 'node99'
expected = False
existing_hosts = OrderedDict([
('node1', 'ansible_host=10.90.0.2 ip=10.90.0.2'),
('node2', 'ansible_host=10.90.0.3 ip=10.90.0.3')])
result = self.inv.exists_hostname(existing_hosts, hostname)
self.assertEqual(expected, result)
def test_exists_ip_positive(self):
ip = '10.90.0.2'
expected = True
existing_hosts = OrderedDict([
('node1', 'ansible_host=10.90.0.2 ip=10.90.0.2'),
('node2', 'ansible_host=10.90.0.3 ip=10.90.0.3')])
result = self.inv.exists_ip(existing_hosts, ip)
self.assertEqual(expected, result)
def test_exists_ip_negative(self):
ip = '10.90.0.200'
expected = False
existing_hosts = OrderedDict([
('node1', 'ansible_host=10.90.0.2 ip=10.90.0.2'),
('node2', 'ansible_host=10.90.0.3 ip=10.90.0.3')])
result = self.inv.exists_ip(existing_hosts, ip)
self.assertEqual(expected, result)
def test_delete_host_by_ip_positive(self):
ip = '10.90.0.2'
expected = OrderedDict([
('node2', 'ansible_host=10.90.0.3 ip=10.90.0.3')])
existing_hosts = OrderedDict([
('node1', 'ansible_host=10.90.0.2 ip=10.90.0.2'),
('node2', 'ansible_host=10.90.0.3 ip=10.90.0.3')])
self.inv.delete_host_by_ip(existing_hosts, ip)
self.assertEqual(expected, existing_hosts)
def test_delete_host_by_ip_negative(self):
ip = '10.90.0.200'
existing_hosts = OrderedDict([
('node1', 'ansible_host=10.90.0.2 ip=10.90.0.2'),
('node2', 'ansible_host=10.90.0.3 ip=10.90.0.3')])
self.assertRaisesRegexp(ValueError, "Unable to find host",
self.inv.delete_host_by_ip, existing_hosts, ip)
def test_purge_invalid_hosts(self):
proper_hostnames = ['node1', 'node2']
bad_host = 'doesnotbelong2'
existing_hosts = OrderedDict([
('node1', 'ansible_host=10.90.0.2 ip=10.90.0.2'),
('node2', 'ansible_host=10.90.0.3 ip=10.90.0.3'),
('doesnotbelong2', 'whateveropts=ilike')])
self.inv.config['all'] = existing_hosts
self.inv.purge_invalid_hosts(proper_hostnames)
self.assertTrue(bad_host not in self.inv.config['all'].keys())
def test_add_host_to_group(self):
group = 'etcd'
host = 'node1'
opts = 'ip=10.90.0.2'
self.inv.add_host_to_group(group, host, opts)
self.assertEqual(self.inv.config[group].get(host), opts)
def test_set_kube_master(self):
group = 'kube-master'
host = 'node1'
self.inv.set_kube_master([host])
self.assertTrue(host in self.inv.config[group])
def test_set_all(self):
group = 'all'
hosts = OrderedDict([
('node1', 'opt1'),
('node2', 'opt2')])
self.inv.set_all(hosts)
for host, opt in hosts.items():
self.assertEqual(self.inv.config[group].get(host), opt)
def test_set_k8s_cluster(self):
group = 'k8s-cluster:children'
expected_hosts = ['kube-node', 'kube-master']
self.inv.set_k8s_cluster()
for host in expected_hosts:
self.assertTrue(host in self.inv.config[group])
def test_set_kube_node(self):
group = 'kube-node'
host = 'node1'
self.inv.set_kube_node([host])
self.assertTrue(host in self.inv.config[group])
def test_set_etcd(self):
group = 'etcd'
host = 'node1'
self.inv.set_etcd([host])
self.assertTrue(host in self.inv.config[group])