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deprecates the old module name (#53972)

adds ha order, ha group and ha load as failover types
refactors main() function and module manager to accomodate new patterns
updates docs
refactors unit tests
This commit is contained in:
Wojciech Wypior 2019-03-19 15:58:39 +01:00 committed by John R Barker
parent cd1ff016ef
commit dcf40d43ea
4 changed files with 383 additions and 45 deletions

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@ -0,0 +1 @@
bigip_device_traffic_group.py

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@ -14,7 +14,7 @@ ANSIBLE_METADATA = {'metadata_version': '1.1',
DOCUMENTATION = r'''
---
module: bigip_traffic_group
module: bigip_device_traffic_group
short_description: Manages traffic groups on BIG-IP
description:
- Supports managing traffic groups and their attributes on a BIG-IP.
@ -23,19 +23,8 @@ options:
name:
description:
- The name of the traffic group.
type: str
required: True
partition:
description:
- Device partition to manage resources on.
default: Common
state:
description:
- When C(present), ensures that the traffic group exists.
- When C(absent), ensures the traffic group is removed.
default: present
choices:
- present
- absent
mac_address:
description:
- Specifies the floating Media Access Control (MAC) address associated with the floating IP addresses
@ -47,7 +36,66 @@ options:
- Without a MAC masquerade address, the sending host must learn the MAC address for a newly-active device,
either by sending an ARP request or by relying on the gratuitous ARP from the newly-active device.
- To unset the MAC address, specify an empty value (C("")) to this parameter.
type: str
version_added: 2.6
ha_order:
description:
- Specifies order in which you would like to assign devices for failover.
- If you configure this setting, you must configure the setting on every traffic group in the device group.
- The values should be device names of the devices that belong to the failover group configured beforehand.
- The order in which the devices are placed as arguments to this parameter, determines their HA order
on the device, in other words changing the order of the same elements will cause a change on the unit.
- To disable an HA order failover method , specify an empty string value (C("")) to this parameter.
- Disabling HA order will revert the device back to using Load Aware method as it is the default,
unless C(ha_group) setting is also configured.
- Device names will be prepended by a partition by the module, so you can provide either the full path format
name C(/Common/bigip1) or just the name string C(bigip1).
type: list
version_added: 2.8
ha_group:
description:
- Specifies a configured C(HA group) to be associated with the traffic group.
- Once you create an HA group on a device and associate the HA group with a traffic group,
you must create an HA group and associate it with that same traffic group on every device in the device group.
- To disable an HA group failover method , specify an empty string value (C("")) to this parameter.
- Disabling HA group will revert the device back to using C(Load Aware) method as it is the default,
unless C(ha_order) setting is also configured.
- The C(auto_failback) and C(auto_failback_time) are not compatible with C(ha_group).
type: str
version_added: 2.8
ha_load_factor:
description:
- The value of the load the traffic-group presents the system relative to other traffic groups.
- This parameter only takes effect when C(Load Aware) failover method is in use.
- The correct value range is C(1 - 1000) inclusive.
type: int
version_added: 2.8
auto_failback:
description:
- Specifies whether the traffic group fails back to the initial device specified in C(ha_order).
type: bool
version_added: 2.8
auto_failback_time:
description:
- Specifies the number of seconds the system delays before failing back to the initial device
specified in C(ha_order).
- The correct value range is C(0 - 300) inclusive.
type: int
version_added: 2.8
partition:
description:
- Device partition to manage resources on.
type: str
default: Common
state:
description:
- When C(present), ensures that the traffic group exists.
- When C(absent), ensures the traffic group is removed.
type: str
choices:
- present
- absent
default: present
extends_documentation_fragment: f5
author:
- Tim Rupp (@caphrim007)
@ -56,18 +104,96 @@ author:
EXAMPLES = r'''
- name: Create a traffic group
bigip_traffic_group:
name: foo
bigip_device_traffic_group:
name: foo1
state: present
provider:
user: admin
password: secret
server: lb.mydomain.com
delegate_to: localhost
- name: Create a traffic group with ha_group failover
bigip_device_traffic_group:
name: foo2
state: present
ha_group: foo_HA_grp
provider:
user: admin
password: secret
server: lb.mydomain.com
delegate_to: localhost
- name: Create a traffic group with ha_order failover
bigip_device_traffic_group:
name: foo3
state: present
ha_order:
- /Common/bigip1.lab.local
- /Common/bigip2.lab.local
auto_failback: yes
auto_failback_time: 40
provider:
user: admin
password: secret
server: lb.mydomain.com
delegate_to: localhost
- name: Change traffic group ha_order to ha_group
bigip_device_traffic_group:
name: foo3
state: present
ha_group: foo_HA_grp
ha_order: ""
auto_failback: no
provider:
user: admin
password: secret
server: lb.mydomain.com
delegate_to: localhost
- name: Remove traffic group
bigip_device_traffic_group:
name: foo
state: absent
provider:
user: admin
password: secret
server: lb.mydomain.com
delegate_to: localhost
'''
RETURN = r'''
# only common fields returned
mac_address:
description: The MAC masquerade address
returned: changed
type: str
sample: "02:01:d7:93:35:08"
ha_group:
description: The configured HA group associated with traffic group
returned: changed
type: str
sample: foo_HA_grp
ha_order:
description: Specifies the order in which the devices will failover
returned: changed
type: list
sample: ['/Common/bigip1', '/Common/bigip2']
ha_load_factor:
description: The value of the load the traffic-group presents the system relative to other traffic groups
returned: changed
type: int
sample: 20
auto_failback:
description: Specifies whether the traffic group fails back to the initial device specified in ha_order
returned: changed
type: bool
sample: yes
auto_failback_time:
description: Specifies the number of seconds the system delays before failing back
returned: changed
type: int
sample: 60
'''
from ansible.module_utils.basic import AnsibleModule
@ -77,37 +203,56 @@ try:
from library.module_utils.network.f5.bigip import F5RestClient
from library.module_utils.network.f5.common import F5ModuleError
from library.module_utils.network.f5.common import AnsibleF5Parameters
from library.module_utils.network.f5.common import cleanup_tokens
from library.module_utils.network.f5.common import f5_argument_spec
from library.module_utils.network.f5.common import fq_name
from library.module_utils.network.f5.common import transform_name
from library.module_utils.network.f5.common import exit_json
from library.module_utils.network.f5.common import fail_json
from library.module_utils.network.f5.common import flatten_boolean
except ImportError:
from ansible.module_utils.network.f5.bigip import F5RestClient
from ansible.module_utils.network.f5.common import F5ModuleError
from ansible.module_utils.network.f5.common import AnsibleF5Parameters
from ansible.module_utils.network.f5.common import cleanup_tokens
from ansible.module_utils.network.f5.common import f5_argument_spec
from ansible.module_utils.network.f5.common import fq_name
from ansible.module_utils.network.f5.common import transform_name
from ansible.module_utils.network.f5.common import exit_json
from ansible.module_utils.network.f5.common import fail_json
from ansible.module_utils.network.f5.common import flatten_boolean
class Parameters(AnsibleF5Parameters):
api_map = {
'mac': 'mac_address',
'haGroup': 'ha_group',
'haOrder': 'ha_order',
'haLoadFactor': 'ha_load_factor',
'autoFailbackTime': 'auto_failback_time',
'autoFailbackEnabled': 'auto_failback',
}
api_attributes = [
'mac',
'haGroup',
'haOrder',
'haLoadFactor',
'autoFailbackTime',
'autoFailbackEnabled',
]
returnables = [
'mac_address',
'ha_group',
'ha_order',
'ha_load_factor',
'auto_failback_time',
'auto_failback',
]
updatables = [
'mac_address',
'ha_group',
'ha_order',
'ha_load_factor',
'auto_failback_time',
'auto_failback',
]
@ -124,6 +269,60 @@ class ModuleParameters(Parameters):
return 'none'
return self._values['mac_address']
@property
def ha_group(self):
if self._values['ha_group'] is None:
return None
if self._values['ha_group'] == '':
return 'none'
if self.auto_failback == 'true':
raise F5ModuleError(
"The auto_failback cannot be enabled when ha_group is specified."
)
return self._values['ha_group']
@property
def ha_load_factor(self):
if self._values['ha_load_factor'] is None:
return None
value = self._values['ha_load_factor']
if value < 1 or value > 1000:
raise F5ModuleError(
"Invalid ha_load_factor value, correct range is 1 - 1000, specified value: {0}.".format(value))
return value
@property
def auto_failback_time(self):
if self._values['auto_failback_time'] is None:
return None
value = self._values['auto_failback_time']
if value < 0 or value > 300:
raise F5ModuleError(
"Invalid auto_failback_time value, correct range is 0 - 300, specified value: {0}.".format(value))
return value
@property
def auto_failback(self):
result = flatten_boolean(self._values['auto_failback'])
if result == 'yes':
return 'true'
if result == 'no':
return 'false'
return None
@property
def ha_order(self):
if self._values['ha_order'] is None:
return None
if len(self._values['ha_order']) == 1 and self._values['ha_order'][0] == '':
if self.auto_failback == 'true':
raise F5ModuleError(
'Cannot enable auto failback when HA order list is empty, at least one device must be specified.'
)
return 'none'
result = [fq_name(self.partition, value) for value in self._values['ha_order']]
return result
class Changes(Parameters):
def to_return(self):
@ -139,7 +338,39 @@ class UsableChanges(Changes):
class ReportableChanges(Changes):
pass
@property
def mac_address(self):
if self._values['mac_address'] is None:
return None
if self._values['mac_address'] == 'none':
return ''
return self._values['mac_address']
@property
def ha_group(self):
if self._values['ha_group'] is None:
return None
if self._values['ha_group'] == 'none':
return ''
return self._values['ha_group']
@property
def auto_failback(self):
result = self._values['auto_failback']
if result == 'true':
return 'yes'
if result == 'false':
return 'no'
return None
@property
def ha_order(self):
if self._values['ha_order'] is None:
return None
if self._values['ha_order'] == 'none':
return ''
return self._values['ha_order']
class Difference(object):
@ -163,6 +394,31 @@ class Difference(object):
except AttributeError:
return attr1
@property
def ha_group(self):
if self.want.ha_group is None:
return None
if self.have.ha_group is None and self.want.ha_group == 'none':
return None
if self.want.ha_group != self.have.ha_group:
if self.have.auto_failback == 'true' and self.want.auto_failback != 'false':
raise F5ModuleError(
"The auto_failback parameter on the device must disabled to use ha_group failover method."
)
return self.want.ha_group
@property
def ha_order(self):
# Device order is literally derived from the order in the array,
# hence lists with the same elements but in different order cannot be equal, so cmp_simple_list
# function will not work here.
if self.want.ha_order is None:
return None
if self.have.ha_order is None and self.want.ha_order == 'none':
return None
if self.want.ha_order != self.have.ha_order:
return self.want.ha_order
@property
def partition(self):
raise F5ModuleError(
@ -173,7 +429,7 @@ class Difference(object):
class ModuleManager(object):
def __init__(self, *args, **kwargs):
self.module = kwargs.get('module', None)
self.client = kwargs.get('client', None)
self.client = F5RestClient(**self.module.params)
self.have = None
self.want = ModuleParameters(params=self.module.params)
self.changes = UsableChanges()
@ -367,12 +623,29 @@ class ArgumentSpec(object):
self.supports_check_mode = True
argument_spec = dict(
name=dict(required=True),
state=dict(default='present', choices=['absent', 'present']),
mac_address=dict(),
ha_order=dict(
type='list'
),
ha_group=dict(),
ha_load_factor=dict(
type='int'
),
auto_failback=dict(
type='bool',
),
auto_failback_time=dict(
type='int'
),
state=dict(
default='present',
choices=['absent', 'present']
),
partition=dict(
default='Common',
fallback=(env_fallback, ['F5_PARTITION'])
),
mac_address=dict()
)
self.argument_spec = {}
self.argument_spec.update(f5_argument_spec)
@ -384,19 +657,15 @@ def main():
module = AnsibleModule(
argument_spec=spec.argument_spec,
supports_check_mode=spec.supports_check_mode
supports_check_mode=spec.supports_check_mode,
)
client = F5RestClient(**module.params)
try:
mm = ModuleManager(module=module, client=client)
mm = ModuleManager(module=module)
results = mm.exec_module()
cleanup_tokens(client)
exit_json(module, results, client)
module.exit_json(**results)
except F5ModuleError as ex:
cleanup_tokens(client)
fail_json(module, ex, client)
module.fail_json(msg=str(ex))
if __name__ == '__main__':

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@ -0,0 +1,22 @@
{
"kind": "tm:cm:traffic-group:traffic-groupstate",
"name": "traffic-group-2",
"partition": "Common",
"fullPath": "/Common/traffic-group-2",
"generation": 227,
"selfLink": "https://localhost/mgmt/tm/cm/traffic-group/~Common~traffic-group-2?ver=12.1.4",
"autoFailbackEnabled": "true",
"autoFailbackTime": 60,
"haLoadFactor": 1,
"isFloating": "true",
"mac": "none",
"unitId": 1,
"haOrder": [
"/Common/v12-1.ansible.local"
],
"haOrderReference": [
{
"link": "https://localhost/mgmt/tm/cm/device/~Common~v12-1.ansible.local?ver=12.1.4"
}
]
}

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@ -17,10 +17,10 @@ if sys.version_info < (2, 7):
from ansible.module_utils.basic import AnsibleModule
try:
from library.modules.bigip_traffic_group import ApiParameters
from library.modules.bigip_traffic_group import ModuleParameters
from library.modules.bigip_traffic_group import ModuleManager
from library.modules.bigip_traffic_group import ArgumentSpec
from library.modules.bigip_device_traffic_group import ApiParameters
from library.modules.bigip_device_traffic_group import ModuleParameters
from library.modules.bigip_device_traffic_group import ModuleManager
from library.modules.bigip_device_traffic_group import ArgumentSpec
# In Ansible 2.8, Ansible changed import paths.
from test.units.compat import unittest
@ -29,10 +29,10 @@ try:
from test.units.modules.utils import set_module_args
except ImportError:
from ansible.modules.network.f5.bigip_traffic_group import ApiParameters
from ansible.modules.network.f5.bigip_traffic_group import ModuleParameters
from ansible.modules.network.f5.bigip_traffic_group import ModuleManager
from ansible.modules.network.f5.bigip_traffic_group import ArgumentSpec
from ansible.modules.network.f5.bigip_device_traffic_group import ApiParameters
from ansible.modules.network.f5.bigip_device_traffic_group import ModuleParameters
from ansible.modules.network.f5.bigip_device_traffic_group import ModuleManager
from ansible.modules.network.f5.bigip_device_traffic_group import ArgumentSpec
# Ansible 2.8 imports
from units.compat import unittest
@ -83,6 +83,22 @@ class TestParameters(unittest.TestCase):
p = ModuleParameters(params=args)
assert p.mac_address == '00:00:00:00:00:02'
def test_module_parameters_3(self):
args = dict(
name='foo',
ha_order=['bigip1'],
ha_group='',
auto_failback='yes',
auto_failback_time=40
)
p = ModuleParameters(params=args)
assert p.name == 'foo'
assert p.ha_order == ['/Common/bigip1']
assert p.ha_group == 'none'
assert p.auto_failback == 'true'
assert p.auto_failback_time == 40
def test_api_parameters_1(self):
args = load_fixture('load_tm_cm_traffic_group_1.json')
@ -104,9 +120,11 @@ class TestManager(unittest.TestCase):
def test_create(self, *args):
set_module_args(dict(
name='foo',
server='localhost',
password='password',
user='admin'
provider=dict(
server='localhost',
password='password',
user='admin'
)
))
module = AnsibleModule(
@ -121,3 +139,31 @@ class TestManager(unittest.TestCase):
results = mm.exec_module()
assert results['changed'] is True
def test_modify_ha_order(self, *args):
set_module_args(dict(
name='traffic-group-2',
ha_order=['v12-2.ansible.local', 'v12-1.ansible.local'],
provider=dict(
server='localhost',
password='password',
user='admin'
)
))
module = AnsibleModule(
argument_spec=self.spec.argument_spec,
supports_check_mode=self.spec.supports_check_mode,
)
current = ApiParameters(params=load_fixture('load_tg_ha_order.json'))
mm = ModuleManager(module=module)
mm.exists = Mock(return_value=True)
mm.read_current_from_device = Mock(return_value=current)
mm.update_on_device = Mock(return_value=True)
results = mm.exec_module()
assert results['changed'] is True
assert results['ha_order'] == ['/Common/v12-2.ansible.local', '/Common/v12-1.ansible.local']