def main():
hosts_resource = {
"Group1": {
"hosts": [{
"ip": "10.0.0.62",
"port": "22",
"username": "******",
"password": "******"
}, {
"ip": "10.0.0.61",
"port": "22",
"username": "******",
"password": "******"
}],
"group_vars": {
"var1": "ansible"
}
},
# "Group2": {}
}
my_inventory_obj = MyInventory(hosts_resource)
print(my_inventory_obj.inventory_obj.get_groups_dict())
# 1.get_groups_dict()组信息：
# 如果配置了正确的sources, InventoryManager(loader=self.loader, sources=self.hosts_file),输出是
# {'all': ['10.0.0.62', '172.16.1.61', '10.0.0.61'],
# 'ungrouped': ['10.0.0.61'], 'db': ['172.16.1.61'],
# 'php': ['172.16.1.61'], 'nginx': ['10.0.0.62'],
# 'Group1': ['10.0.0.62', '10.0.0.61']}
# 如果没有配置正确的sources,即self.hosts_file = [""] ，输出是
# [WARNING]: No inventory was parsed, only implicit localhost is available
# {'all': [], 'ungrouped': [], 'Group1': ['10.0.0.62', '10.0.0.61']}
# 想怎样配置，看自己需求啦，啦啦啦啦
print(type(my_inventory_obj.inventory_obj.get_groups_dict()))
# <class 'dict'>，组内的主机信息就通过操作字典来获取数据了
# 2.获取主机对象
print(my_inventory_obj.inventory_obj.get_hosts()) # []
host = my_inventory_obj.inventory_obj.get_host("10.0.0.61")
print() # 10.0.0.61
print(type(host)) # <class 'ansible.inventory.host.Host'>
# 3.获取主机的变量
print(host.get_vars())
# {'ansible_port': 22, 'inventory_file': None, 'inventory_dir': None,
# 'inventory_hostname': '10.0.0.61', 'inventory_hostname_short': '10', 'group_names': ['Group1']}
print(type(host.get_vars())) # <class 'dict'>
# 4.获取主机所在的组
print(host.get_groups()) # [Group1]
print(type(host.get_groups())) # <class 'list'>
# 5.获取组对象
group_obj = my_inventory_obj.inventory.groups.get("Group1")
# group_obj = Group(name="Group2")
print(type(group_obj)) # <class 'ansible.inventory.group.Group'>
# 6.把主机添加到组中，但这样并没有添加到inventory中
my_inventory_obj.inventory.add_group("Group2")
group_obj2 = my_inventory_obj.inventory.groups.get("Group2")
new_host = Host(name="10.0.0.63", port="22")
new_host.add_group(group_obj2)
print(new_host.groups) # [Group2]
print(my_inventory_obj.inventory.get_groups_dict())
# {'all': [], 'ungrouped': [], 'Group1': ['10.0.0.62', '10.0.0.61'], 'Group2': []}
# 添加主机到主机组
# 添加主机到主机组
my_inventory_obj.inventory.add_host(host="10.0.0.63",
group="Group2",
port="22")
print(my_inventory_obj.inventory.get_groups_dict())
# {'all': [], 'ungrouped': [], 'Group1': ['10.0.0.62', '10.0.0.61'], 'Group2': ['10.0.0.63']}
# 7.获取主机的变量
print(my_inventory_obj.variable_manager.get_vars(host=host))
class TestHost(unittest.TestCase):
ansible_port = 22
def setUp(self):
self.hostA = Host('a')
self.hostB = Host('b')
def test_equality(self):
self.assertEqual(self.hostA, self.hostA)
self.assertNotEqual(self.hostA, self.hostB)
self.assertNotEqual(self.hostA, Host('a'))
def test_hashability(self):
# equality implies the hash values are the same
self.assertEqual(hash(self.hostA), hash(Host('a')))
def test_get_vars(self):
host_vars = self.hostA.get_vars()
self.assertIsInstance(host_vars, dict)
def test_get_group_vars(self):
group_vars = self.hostA.get_group_vars()
self.assertIsInstance(group_vars, dict)
def test_repr(self):
host_repr = repr(self.hostA)
self.assertIsInstance(host_repr, string_types)
def test_gathered_facts_empty(self):
gathered_facts = self.hostA.gathered_facts
self.assertFalse(gathered_facts)
def test_add_group(self):
group = Group('some_group')
group_len = len(self.hostA.groups)
self.hostA.add_group(group)
self.assertEqual(len(self.hostA.groups), group_len + 1)
def test_get_groups(self):
group = Group('some_group')
self.hostA.add_group(group)
groups = self.hostA.get_groups()
self.assertEqual(len(groups), 1)
for _group in groups:
self.assertIsInstance(_group, Group)
def test_get_group_vars_with_groups(self):
group = Group('some_group')
self.hostA.add_group(group)
group_vars = self.hostA.get_group_vars()
self.assertIsInstance(group_vars, dict)
def test_get_group_vars_with_nested_groups(self):
parent_group = Group('some_parent_group')
parent_group.set_variable('parent_some_key', 'parent_some_value')
child_group = Group('some_child_group')
child_group.set_variable('child_some_key', 'child_some_value')
parent_group.add_child_group(child_group)
self.hostA.add_group(child_group)
group_vars = self.hostA.get_group_vars()
self.assertIsInstance(group_vars, dict)
self.assertIn('parent_some_key', group_vars)
self.assertIn('child_some_key', group_vars)
def test_equals_none(self):
other = None
self.hostA == other
other == self.hostA
self.hostA != other
other != self.hostA
self.assertNotEqual(self.hostA, other)
def test_serialize(self):
group = Group('some_group')
self.hostA.add_group(group)
data = self.hostA.serialize()
self.assertIsInstance(data, dict)
def test_serialize_then_deserialize(self):
group = Group('some_group')
self.hostA.add_group(group)
hostA_data = self.hostA.serialize()
hostA_clone = Host()
hostA_clone.deserialize(hostA_data)
self.assertEquals(self.hostA, hostA_clone)
def test_set_state(self):
group = Group('some_group')
self.hostA.add_group(group)
pickled_hostA = pickle.dumps(self.hostA)
hostA_clone = pickle.loads(pickled_hostA)
self.assertEquals(self.hostA, hostA_clone)
def test_set_gathered_facts(self):
self.hostA.set_gathered_facts(True)
self.assertTrue(self.hostA.gathered_facts)
class TestHost(unittest.TestCase):
ansible_port = 22
def setUp(self):
self.hostA = Host('a')
self.hostB = Host('b')
def test_equality(self):
self.assertEqual(self.hostA, self.hostA)
self.assertNotEqual(self.hostA, self.hostB)
self.assertNotEqual(self.hostA, Host('a'))
def test_hashability(self):
# equality implies the hash values are the same
self.assertEqual(hash(self.hostA), hash(Host('a')))
def test_get_vars(self):
host_vars = self.hostA.get_vars()
self.assertIsInstance(host_vars, dict)
def test_repr(self):
host_repr = repr(self.hostA)
self.assertIsInstance(host_repr, string_types)
def test_add_group(self):
group = Group('some_group')
group_len = len(self.hostA.groups)
self.hostA.add_group(group)
self.assertEqual(len(self.hostA.groups), group_len + 1)
def test_get_groups(self):
group = Group('some_group')
self.hostA.add_group(group)
groups = self.hostA.get_groups()
self.assertEqual(len(groups), 1)
for _group in groups:
self.assertIsInstance(_group, Group)
def test_equals_none(self):
other = None
self.hostA == other
other == self.hostA
self.hostA != other
other != self.hostA
self.assertNotEqual(self.hostA, other)
def test_serialize(self):
group = Group('some_group')
self.hostA.add_group(group)
data = self.hostA.serialize()
self.assertIsInstance(data, dict)
def test_serialize_then_deserialize(self):
group = Group('some_group')
self.hostA.add_group(group)
hostA_data = self.hostA.serialize()
hostA_clone = Host()
hostA_clone.deserialize(hostA_data)
self.assertEquals(self.hostA, hostA_clone)
def test_set_state(self):
group = Group('some_group')
self.hostA.add_group(group)
pickled_hostA = pickle.dumps(self.hostA)
hostA_clone = pickle.loads(pickled_hostA)
self.assertEquals(self.hostA, hostA_clone)
