def _state_overridden(want, have):
""" The command generator when state is overridden
:rtype: A list
:returns: the commands necessary to migrate the current configuration
to the desired configuration
"""
commands = []
for extant in have:
for interface in want:
if normalize_interface(interface["name"]) == extant["name"]:
break
else:
interface = dict(name=extant["name"])
commands.extend(remove_config(interface, extant))
for interface in want:
interface_name = normalize_interface(interface["name"])
for extant in have:
if extant["name"] == interface_name:
break
else:
extant = dict(name=interface_name)
commands.extend(set_config(interface, extant))
return commands
def _state_merged(want, have):
""" The command generator when state is merged
:rtype: A list
:returns: the commands necessary to merge the provided into
the current configuration
"""
commands = []
for interface in want:
interface_name = normalize_interface(interface["name"])
for extant in have:
if extant["name"] == interface_name:
break
else:
extant = dict(name=interface_name)
commands.extend(set_config(interface, extant))
return commands
def _state_merged(want, have):
""" The command generator when state is merged
:rtype: A list
:returns: the commands necessary to merge the provided into
the current configuration
"""
commands = []
for key, desired in want.items():
interface_name = normalize_interface(key)
if interface_name in have:
extant = have[interface_name]
else:
extant = dict(name=interface_name)
add_config = dict_diff(extant, desired)
commands.extend(generate_commands(interface_name, add_config, {}))
return commands
def _state_deleted(want, have):
""" The command generator when state is deleted
:rtype: A list
:returns: the commands necessary to remove the current configuration
of the provided objects
"""
commands = []
for interface in want:
interface_name = normalize_interface(interface["name"])
for extant in have:
if extant["name"] == interface_name:
break
else:
extant = dict(name=interface_name)
# Clearing all args, send empty dictionary
interface = dict(name=interface_name)
commands.extend(remove_config(interface, extant))
return commands
def _state_deleted(want, have):
""" The command generator when state is deleted
:rtype: A list
:returns: the commands necessary to remove the current configuration
of the provided objects
"""
commands = []
for key in want.keys():
interface_name = normalize_interface(key)
desired = dict(name=interface_name)
if interface_name in have:
extant = have[interface_name]
else:
continue
del_config = dict_diff(desired, extant)
commands.extend(generate_commands(interface_name, {}, del_config))
return commands
def _state_merged(want, have):
""" The command generator when state is merged
:rtype: A list
:returns: the commands necessary to merge the provided into
the current configuration
"""
commands = []
for key, desired in want.items():
interface_name = normalize_interface(key)
if interface_name in have:
extant = have[interface_name]
else:
extant = dict()
intf_commands = set_interface(desired, extant)
if intf_commands:
commands.append("interface {0}".format(interface_name))
commands.extend(intf_commands)
return commands
def _state_replaced(want, have):
""" The command generator when state is replaced
:rtype: A list
:returns: the commands necessary to migrate the current configuration
to the desired configuration
"""
commands = []
for key, desired in want.items():
interface_name = normalize_interface(key)
if interface_name in have:
extant = have[interface_name]
else:
extant = dict()
add_config = dict_diff(extant, desired)
del_config = dict_diff(desired, extant)
commands.extend(generate_commands(key, add_config, del_config))
return commands