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import os
import unittest
import tempfile
import shutil
import yaml
from ooinstall.oo_config import OOConfig, Host, OOConfigInvalidHostError
SAMPLE_CONFIG = """
variant: openshift-enterprise
ansible_ssh_user: root
hosts:
- ip: 10.0.0.1
hostname: master-private.example.com
public_ip: 24.222.0.1
public_hostname: master.example.com
master: true
node: true
- ip: 10.0.0.2
hostname: node1-private.example.com
public_ip: 24.222.0.2
public_hostname: node1.example.com
node: true
- ip: 10.0.0.3
hostname: node2-private.example.com
public_ip: 24.222.0.3
public_hostname: node2.example.com
node: true
"""
CONFIG_INCOMPLETE_FACTS = """
hosts:
- ip: 10.0.0.1
hostname: master-private.example.com
public_ip: 24.222.0.1
public_hostname: master.example.com
master: true
- ip: 10.0.0.2
hostname: node1-private.example.com
public_ip: 24.222.0.2
node: true
- ip: 10.0.0.3
node: true
"""
class OOInstallFixture(unittest.TestCase):
def setUp(self):
self.tempfiles = []
self.work_dir = tempfile.mkdtemp(prefix='ooconfigtests')
self.tempfiles.append(self.work_dir)
def tearDown(self):
for path in self.tempfiles:
if os.path.isdir(path):
shutil.rmtree(path)
else:
os.remove(path)
def write_config(self, path, config_str):
"""
Write given config to a temporary file which will be cleaned
up in teardown.
Returns full path to the file.
"""
f = open(path, 'w')
f.write(config_str)
f.close()
return path
class OOConfigTests(OOInstallFixture):
def test_load_config(self):
cfg_path = self.write_config(os.path.join(self.work_dir,
'ooinstall.conf'), SAMPLE_CONFIG)
ooconfig = OOConfig(cfg_path)
self.assertEquals(3, len(ooconfig.hosts))
self.assertEquals("10.0.0.1", ooconfig.hosts[0].name)
self.assertEquals("10.0.0.1", ooconfig.hosts[0].ip)
self.assertEquals("master-private.example.com", ooconfig.hosts[0].hostname)
self.assertEquals(["10.0.0.1", "10.0.0.2", "10.0.0.3"],
[host['ip'] for host in ooconfig.settings['hosts']])
self.assertEquals('openshift-enterprise', ooconfig.settings['variant'])
def test_load_complete_validated_facts(self):
cfg_path = self.write_config(os.path.join(self.work_dir,
'ooinstall.conf'), SAMPLE_CONFIG)
ooconfig = OOConfig(cfg_path)
missing_host_facts = ooconfig.calc_missing_facts()
self.assertEquals(0, len(missing_host_facts))
# Test missing optional facts the user must confirm:
def test_load_host_incomplete_facts(self):
cfg_path = self.write_config(os.path.join(self.work_dir,
'ooinstall.conf'), CONFIG_INCOMPLETE_FACTS)
ooconfig = OOConfig(cfg_path)
missing_host_facts = ooconfig.calc_missing_facts()
self.assertEquals(2, len(missing_host_facts))
self.assertEquals(1, len(missing_host_facts['10.0.0.2']))
self.assertEquals(3, len(missing_host_facts['10.0.0.3']))
def test_write_config(self):
cfg_path = self.write_config(os.path.join(self.work_dir,
'ooinstall.conf'), SAMPLE_CONFIG)
ooconfig = OOConfig(cfg_path)
ooconfig.save_to_disk()
f = open(cfg_path, 'r')
written_config = yaml.safe_load(f.read())
f.close()
self.assertEquals(3, len(written_config['hosts']))
for h in written_config['hosts']:
self.assertTrue('ip' in h)
self.assertTrue('public_ip' in h)
self.assertTrue('hostname' in h)
self.assertTrue('public_hostname' in h)
self.assertTrue('ansible_ssh_user' in written_config)
self.assertTrue('variant' in written_config)
# Some advanced settings should not get written out if they
# were not specified by the user:
self.assertFalse('ansible_inventory_directory' in written_config)
class HostTests(OOInstallFixture):
def test_load_host_no_ip_or_hostname(self):
yaml_props = {
'public_ip': '192.168.0.1',
'public_hostname': 'a.example.com',
'master': True
}
self.assertRaises(OOConfigInvalidHostError, Host, **yaml_props)
def test_load_host_no_master_or_node_specified(self):
yaml_props = {
'ip': '192.168.0.1',
'hostname': 'a.example.com',
'public_ip': '192.168.0.1',
'public_hostname': 'a.example.com',
}
self.assertRaises(OOConfigInvalidHostError, Host, **yaml_props)
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