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[cloud] add ec2_vpc_route_table purge_routes and purge_subnets options (#19334)

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* Added purge_routes option to ec2_vpc_route_table module

* Added purge_subnets option to ec2_vpc_route_table module
This commit is contained in:
Stepan Stipl 2017-02-14 15:08:51 +00:00 committed by Ryan Brown
parent d43eac93bc
commit 86ed4b116c
1 changed files with 40 additions and 15 deletions
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33
lib/ansible/modules/cloud/amazon/ec2_vpc_route_table.py
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@ -39,6 +39,20 @@ options:
- "Enable route propagation from virtual gateways specified by ID."
default: None
required: false
purge_routes:
version_added: "2.3"
description:
- "Purge existing routes that are not found in routes."
required: false
default: 'true'
aliases: []
purge_subnets:
version_added: "2.3"
description:
- "Purge existing subnets that are not found in subnets."
required: false
default: 'true'
aliases: []
route_table_id:
description:
- "The ID of the route table to update or delete."
@ -327,7 +341,7 @@ def index_of_matching_route(route_spec, routes_to_match):
def ensure_routes(vpc_conn, route_table, route_specs, propagating_vgw_ids,
check_mode):
check_mode, purge_routes):
routes_to_match = list(route_table.routes)
route_specs_to_create = []
for route_spec in route_specs:
@ -344,6 +358,7 @@ def ensure_routes(vpc_conn, route_table, route_specs, propagating_vgw_ids,
# The current logic will leave non-propagated routes using propagating
# VGWs in place.
routes_to_delete = []
if purge_routes:
for r in routes_to_match:
if r.gateway_id:
if r.gateway_id != 'local' and not r.gateway_id.startswith('vpce-'):
@ -397,7 +412,7 @@ def ensure_subnet_association(vpc_conn, vpc_id, route_table_id, subnet_id,
def ensure_subnet_associations(vpc_conn, vpc_id, route_table, subnets,
check_mode):
check_mode, purge_subnets):
current_association_ids = [a.id for a in route_table.associations]
new_association_ids = []
changed = False
@ -409,6 +424,7 @@ def ensure_subnet_associations(vpc_conn, vpc_id, route_table, subnets,
return {'changed': True}
new_association_ids.append(result['association_id'])
if purge_subnets:
to_delete = [a_id for a_id in current_association_ids
if a_id not in new_association_ids]
@ -512,6 +528,8 @@ def ensure_route_table_present(connection, module):
lookup = module.params.get('lookup')
propagating_vgw_ids = module.params.get('propagating_vgw_ids')
purge_routes = module.params.get('purge_routes')
purge_subnets = module.params.get('purge_subnets')
route_table_id = module.params.get('route_table_id')
subnets = module.params.get('subnets')
tags = module.params.get('tags')
@ -553,7 +571,9 @@ def ensure_route_table_present(connection, module):
if routes is not None:
try:
result = ensure_routes(connection, route_table, routes, propagating_vgw_ids, module.check_mode)
result = ensure_routes(connection, route_table, routes,
propagating_vgw_ids, module.check_mode,
purge_routes)
changed = changed or result['changed']
except EC2ResponseError as e:
module.fail_json(msg=e.message)
@ -580,7 +600,10 @@ def ensure_route_table_present(connection, module):
)
try:
result = ensure_subnet_associations(connection, vpc_id, route_table, associated_subnets, module.check_mode)
result = ensure_subnet_associations(connection, vpc_id, route_table,
associated_subnets,
module.check_mode,
purge_subnets)
changed = changed or result['changed']
except EC2ResponseError as e:
raise AnsibleRouteTableException(
@ -597,6 +620,8 @@ def main():
dict(
lookup = dict(default='tag', required=False, choices=['tag', 'id']),
propagating_vgw_ids = dict(default=None, required=False, type='list'),
purge_routes=dict(default=True, type='bool'),
purge_subnets=dict(default=True, type='bool'),
route_table_id = dict(default=None, required=False),
routes = dict(default=[], required=False, type='list'),
state = dict(default='present', choices=['present', 'absent']),