def difference(self, target, delta=None):
"""
Creates a new HConfig object with the config from self that is not in target
Example usage:
whats in the config.lines v.s. in running config
i.e. did all my configuration changes get written to the running config
:param target: HConfig - The configuration to check against
:param delta: HConfig - The elements from self that are not in target
:return: HConfig - missing config additions
"""
if delta is None:
from hier_config import HConfig
delta = HConfig(host=self.host)
for self_child in self.children:
# Not dealing with negations and defaults for now
if self_child.text.startswith(('no ', 'default ')):
continue
target_child = target.get_child('equals', self_child.text)
if target_child:
delta_child = delta.add_child(self_child.text)
self_child.difference(target_child, delta_child)
if not delta_child.children:
delta_child.delete()
else:
delta.add_deep_copy_of(self_child)
return delta
def test_add_deep_copy_of(self):
hier1 = HConfig(host=self.host_a)
interface1 = hier1.add_child("interface Vlan2")
interface1.add_children(
["description switch-mgmt-192.168.1.0/24", "ip address 192.168.1.0/24"]
)
hier2 = HConfig(host=self.host_b)
hier2.add_deep_copy_of(interface1)
assert len(list(hier2.all_children())) == 3
assert isinstance(hier2.all_children(), types.GeneratorType)
def test_add_deep_copy_of(self):
hier1 = HConfig(host=self.host_a)
interface1 = hier1.add_child('interface Vlan2')
interface1.add_children([
'description switch-mgmt-192.168.1.0/24',
'ip address 192.168.1.0/24'
])
hier2 = HConfig(host=self.host_b)
hier2.add_deep_copy_of(interface1)
self.assertEqual(3, len(list(hier2.all_children())))
self.assertTrue(isinstance(hier2.all_children(), types.GeneratorType))
