ansible/test/TestInventory.py

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import os
import unittest
from ansible.inventory import Inventory
class TestInventory(unittest.TestCase):
def setUp(self):
self.cwd = os.getcwd()
self.test_dir = os.path.join(self.cwd, 'test')
self.inventory_file = os.path.join(self.test_dir, 'simple_hosts')
self.complex_inventory_file = os.path.join(self.test_dir, 'complex_hosts')
self.inventory_script = os.path.join(self.test_dir, 'inventory_api.py')
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os.chmod(self.inventory_script, 0755)
def tearDown(self):
os.chmod(self.inventory_script, 0644)
def compare(self, left, right, sort=True):
if sort:
left = sorted(left)
right = sorted(right)
print left
print right
assert left == right
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def simple_inventory(self):
return Inventory(self.inventory_file)
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def script_inventory(self):
return Inventory(self.inventory_script)
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def complex_inventory(self):
return Inventory(self.complex_inventory_file)
#####################################
### Simple inventory format tests
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def test_simple(self):
inventory = self.simple_inventory()
hosts = inventory.list_hosts()
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expected_hosts=['jupiter', 'saturn', 'zeus', 'hera',
'cerberus001','cerberus002','cerberus003',
'cottus99', 'cottus100',
'poseidon', 'thor', 'odin', 'loki',
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'thrudgelmir0', 'thrudgelmir1', 'thrudgelmir2',
'thrudgelmir3', 'thrudgelmir4', 'thrudgelmir5']
assert sorted(hosts) == sorted(expected_hosts)
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def test_simple_all(self):
inventory = self.simple_inventory()
hosts = inventory.list_hosts('all')
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expected_hosts=['jupiter', 'saturn', 'zeus', 'hera',
'cerberus001','cerberus002','cerberus003',
'cottus99', 'cottus100',
'poseidon', 'thor', 'odin', 'loki',
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'thrudgelmir0', 'thrudgelmir1', 'thrudgelmir2',
'thrudgelmir3', 'thrudgelmir4', 'thrudgelmir5']
assert sorted(hosts) == sorted(expected_hosts)
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def test_simple_norse(self):
inventory = self.simple_inventory()
hosts = inventory.list_hosts("norse")
expected_hosts=['thor', 'odin', 'loki']
assert sorted(hosts) == sorted(expected_hosts)
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def test_simple_ungrouped(self):
inventory = self.simple_inventory()
hosts = inventory.list_hosts("ungrouped")
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expected_hosts=['jupiter', 'saturn',
'thrudgelmir0', 'thrudgelmir1', 'thrudgelmir2',
'thrudgelmir3', 'thrudgelmir4', 'thrudgelmir5']
assert sorted(hosts) == sorted(expected_hosts)
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def test_simple_combined(self):
inventory = self.simple_inventory()
hosts = inventory.list_hosts("norse:greek")
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expected_hosts=['zeus', 'hera', 'poseidon',
'cerberus001','cerberus002','cerberus003',
'cottus99','cottus100',
'thor', 'odin', 'loki']
assert sorted(hosts) == sorted(expected_hosts)
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def test_simple_restrict(self):
inventory = self.simple_inventory()
restricted_hosts = ['hera', 'poseidon', 'thor']
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expected_hosts=['zeus', 'hera', 'poseidon',
'cerberus001','cerberus002','cerberus003',
'cottus99', 'cottus100',
'thor', 'odin', 'loki']
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inventory.restrict_to(restricted_hosts)
hosts = inventory.list_hosts("norse:greek")
print "Hosts=%s" % hosts
print "Restricted=%s" % restricted_hosts
assert sorted(hosts) == sorted(restricted_hosts)
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inventory.lift_restriction()
hosts = inventory.list_hosts("norse:greek")
print hosts
print expected_hosts
assert sorted(hosts) == sorted(expected_hosts)
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def test_simple_vars(self):
inventory = self.simple_inventory()
vars = inventory.get_variables('thor')
print vars
assert vars == {'group_names': ['norse'],
'inventory_hostname': 'thor',
'inventory_hostname_short': 'thor'}
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def test_simple_port(self):
inventory = self.simple_inventory()
vars = inventory.get_variables('hera')
print vars
expected = { 'ansible_ssh_port': 3000,
'group_names': ['greek'],
'inventory_hostname': 'hera',
'inventory_hostname_short': 'hera' }
print expected
assert vars == expected
###################################################
### INI file advanced tests
def test_complex_vars(self):
inventory = self.complex_inventory()
vars = inventory.get_variables('rtp_a')
print vars
expected = dict(
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a='1', b='2', c='3', d='100002', rga='1', rgb='2', rgc='3',
inventory_hostname='rtp_a', inventory_hostname_short='rtp_a',
group_names=[ 'eastcoast', 'nc', 'redundantgroup', 'redundantgroup2', 'redundantgroup3', 'rtp', 'us' ]
)
print vars
print expected
assert vars == expected
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def test_complex_exclude(self):
inventory = self.complex_inventory()
hosts = inventory.list_hosts("nc:florida:!triangle:!orlando")
expected_hosts = ['miami', 'rtp_a', 'rtp_b', 'rtp_c']
print "HOSTS=%s" % sorted(hosts)
print "EXPECTED=%s" % sorted(expected_hosts)
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assert sorted(hosts) == sorted(expected_hosts)
def test_complex_enumeration(self):
expected1 = ['rtp_a', 'rtp_b']
expected2 = ['rtp_c', 'tri_a']
expected3 = ['rtp_b', 'rtp_c', 'tri_a', 'tri_b', 'tri_c']
expected4 = ['orlando', 'rtp_c', 'tri_a']
inventory = self.complex_inventory()
print "ALL NC=%s" % inventory.list_hosts("nc")
hosts = inventory.list_hosts("nc[0-1]")
self.compare(hosts, expected1, sort=False)
hosts = inventory.list_hosts("nc[2-3]")
self.compare(hosts, expected2, sort=False)
hosts = inventory.list_hosts("nc[1-99999]")
self.compare(hosts, expected3, sort=False)
hosts = inventory.list_hosts("nc[2-3]:florida[1-2]")
self.compare(hosts, expected4, sort=False)
###################################################
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### Inventory API tests
def test_script(self):
inventory = self.script_inventory()
hosts = inventory.list_hosts()
expected_hosts=['jupiter', 'saturn', 'zeus', 'hera', 'poseidon', 'thor', 'odin', 'loki']
print "Expected: %s"%(expected_hosts)
print "Got : %s"%(hosts)
assert sorted(hosts) == sorted(expected_hosts)
def test_script_all(self):
inventory = self.script_inventory()
hosts = inventory.list_hosts('all')
expected_hosts=['jupiter', 'saturn', 'zeus', 'hera', 'poseidon', 'thor', 'odin', 'loki']
assert sorted(hosts) == sorted(expected_hosts)
def test_script_norse(self):
inventory = self.script_inventory()
hosts = inventory.list_hosts("norse")
expected_hosts=['thor', 'odin', 'loki']
assert sorted(hosts) == sorted(expected_hosts)
def test_script_combined(self):
inventory = self.script_inventory()
hosts = inventory.list_hosts("norse:greek")
expected_hosts=['zeus', 'hera', 'poseidon', 'thor', 'odin', 'loki']
assert sorted(hosts) == sorted(expected_hosts)
def test_script_restrict(self):
inventory = self.script_inventory()
restricted_hosts = ['hera', 'poseidon', 'thor']
expected_hosts=['zeus', 'hera', 'poseidon', 'thor', 'odin', 'loki']
inventory.restrict_to(restricted_hosts)
hosts = inventory.list_hosts("norse:greek")
assert sorted(hosts) == sorted(restricted_hosts)
inventory.lift_restriction()
hosts = inventory.list_hosts("norse:greek")
assert sorted(hosts) == sorted(expected_hosts)
def test_script_vars(self):
inventory = self.script_inventory()
vars = inventory.get_variables('thor')
print "VARS=%s" % vars
assert vars == {'hammer':True,
'group_names': ['norse'],
'inventory_hostname': 'thor',
'inventory_hostname_short': 'thor'}
def test_hosts_list(self):
"""Test the case when playbook 'hosts' var is a list."""
inventory = self.script_inventory()
host_names = sorted(['thor', 'loki', 'odin']) # Not sure if sorting is in the contract or not
actual_hosts = inventory.get_hosts(host_names)
actual_host_names = [host.name for host in actual_hosts]
assert host_names == actual_host_names