Only add or remove router interfaces when needed

Previously, when updating a router all its interfaces where removed and
readded by Ansible's os_router module. As a unwanted side effect all
active connections of the router and nat'ed devices where dropped,
closing e.g. all active tcp sessions. Now, only necessary changes
are applied.

Task: 40136
Story: 2007845
Change-Id: I172caf360e6e342dd54865da5a5b72b0dc0205c8
This commit is contained in:
Jakob Meng
2021-01-11 15:09:57 +01:00
committed by Shnaidman Sagi (Sergey)
parent 0441403c42
commit 0e370b2c51
2 changed files with 491 additions and 123 deletions

View File

@@ -15,6 +15,30 @@
name: shade_subnet1
cidr: 10.7.7.0/24
- name: Create subnet2
openstack.cloud.subnet:
cloud: "{{ cloud }}"
state: present
network_name: "{{ network_name }}"
name: shade_subnet2
cidr: 10.8.8.0/24
- name: Create subnet3
openstack.cloud.subnet:
cloud: "{{ cloud }}"
state: present
network_name: "{{ network_name }}"
name: shade_subnet3
cidr: 10.9.9.0/24
- name: Create subnet4
openstack.cloud.subnet:
cloud: "{{ cloud }}"
state: present
network_name: "{{ network_name }}"
name: shade_subnet4
cidr: 10.10.10.0/24
- name: Create router
openstack.cloud.router:
cloud: "{{ cloud }}"
@@ -29,6 +53,19 @@
interfaces:
- shade_subnet1
- name: Update router (add interface) again
openstack.cloud.router:
cloud: "{{ cloud }}"
state: present
name: "{{ router_name }}"
interfaces:
- shade_subnet1
register: result
- name: Assert idempotent module
assert:
that: result is not changed
- name: Gather routers info
openstack.cloud.routers_info:
cloud: "{{ cloud }}"
@@ -43,6 +80,93 @@
- "result.openstack_routers.0.name == router_name"
- (result.openstack_routers.0.interfaces_info|length) == 1
- name: Update router (change interfaces)
openstack.cloud.router:
cloud: "{{ cloud }}"
state: present
name: "{{ router_name }}"
interfaces:
- net: '{{ network_name }}'
subnet: shade_subnet2
portip: 10.8.8.1
- net: '{{ network_name }}'
subnet: shade_subnet3
- shade_subnet4
- name: Update router (change interfaces) again
openstack.cloud.router:
cloud: "{{ cloud }}"
state: present
name: "{{ router_name }}"
interfaces:
- net: '{{ network_name }}'
subnet: shade_subnet2
portip: 10.8.8.1
- net: '{{ network_name }}'
subnet: shade_subnet3
- shade_subnet4
register: result
- name: Assert idempotent module
assert:
that: result is not changed
- name: Gather routers info
openstack.cloud.routers_info:
cloud: "{{ cloud }}"
name: "{{ router_name }}"
filters:
admin_state_up: true
register: result
- name: Verify routers info
assert:
that:
- "result.openstack_routers.0.name == router_name"
- (result.openstack_routers.0.interfaces_info|length) == 3
- result.openstack_routers.0.interfaces_info|map(attribute='ip_address')|sort|list ==
['10.10.10.1', '10.8.8.1', '10.9.9.1']
- name: Update router (remove interface)
openstack.cloud.router:
cloud: "{{ cloud }}"
state: present
name: "{{ router_name }}"
interfaces:
- net: '{{ network_name }}'
subnet: shade_subnet1
portip: 10.7.7.1
- name: Update router (remove interface) again
openstack.cloud.router:
cloud: "{{ cloud }}"
state: present
name: "{{ router_name }}"
interfaces:
- net: '{{ network_name }}'
subnet: shade_subnet1
portip: 10.7.7.1
register: result
- name: Assert idempotent module
assert:
that: result is not changed
- name: Gather routers info
openstack.cloud.routers_info:
cloud: "{{ cloud }}"
name: "{{ router_name }}"
filters:
admin_state_up: true
register: result
- name: Verify routers info
assert:
that:
- "result.openstack_routers.0.name == router_name"
- (result.openstack_routers.0.interfaces_info|length) == 1
- result.openstack_routers.0.interfaces_info.0.ip_address == '10.7.7.1'
# Admin operation
- name: Create external network
openstack.cloud.network:
@@ -53,12 +177,12 @@
when:
- network_external
- name: Create subnet2
- name: Create subnet5
openstack.cloud.subnet:
cloud: "{{ cloud }}"
state: present
network_name: "{{ external_network_name }}"
name: shade_subnet2
name: shade_subnet5
cidr: 10.6.6.0/24
when:
- network_external
@@ -88,6 +212,142 @@
- "result.openstack_routers.0.name == router_name"
- (result.openstack_routers.0.interfaces_info|length) == 1
- name: Update router (change external fixed ips)
openstack.cloud.router:
cloud: "{{ cloud }}"
state: present
name: "{{ router_name }}"
interfaces:
- shade_subnet1
network: "{{ external_network_name }}"
external_fixed_ips:
- subnet: shade_subnet5
ip: 10.6.6.100
when:
- network_external
- name: Gather routers info
openstack.cloud.routers_info:
cloud: "{{ cloud }}"
name: "{{ router_name }}"
filters:
admin_state_up: true
register: result
- name: Verify routers info
assert:
that:
- "result.openstack_routers.0.name == router_name"
- (result.openstack_routers.0.external_gateway_info.external_fixed_ips|length) == 1
- result.openstack_routers.0.external_gateway_info.external_fixed_ips.0.ip_address == "10.6.6.100"
when:
- network_external
- name: Update router (add external fixed ips)
openstack.cloud.router:
cloud: "{{ cloud }}"
state: present
name: "{{ router_name }}"
interfaces:
- shade_subnet1
network: "{{ external_network_name }}"
external_fixed_ips:
- subnet: shade_subnet5
ip: 10.6.6.100
- subnet: shade_subnet5
ip: 10.6.6.101
when:
- network_external
- name: Update router (add external fixed ips) again
openstack.cloud.router:
cloud: "{{ cloud }}"
state: present
name: "{{ router_name }}"
interfaces:
- shade_subnet1
network: "{{ external_network_name }}"
external_fixed_ips:
- subnet: shade_subnet5
ip: 10.6.6.100
- subnet: shade_subnet5
ip: 10.6.6.101
when:
- network_external
register: result
- name: Assert idempotent module
assert:
that: result is not changed
- name: Gather routers info
openstack.cloud.routers_info:
cloud: "{{ cloud }}"
name: "{{ router_name }}"
filters:
admin_state_up: true
register: result
- name: Verify routers info
assert:
that:
- "result.openstack_routers.0.name == router_name"
- (result.openstack_routers.0.external_gateway_info.external_fixed_ips|length) == 2
- result.openstack_routers.0.external_gateway_info.external_fixed_ips|map(attribute='ip_address')|sort|list ==
["10.6.6.100", "10.6.6.101"]
when:
- network_external
- name: Update router (remove external fixed ips)
openstack.cloud.router:
cloud: "{{ cloud }}"
state: present
name: "{{ router_name }}"
interfaces:
- shade_subnet1
network: "{{ external_network_name }}"
external_fixed_ips:
- subnet: shade_subnet5
ip: 10.6.6.101
when:
- network_external
- name: Update router (remove external fixed ips) again
openstack.cloud.router:
cloud: "{{ cloud }}"
state: present
name: "{{ router_name }}"
interfaces:
- shade_subnet1
network: "{{ external_network_name }}"
external_fixed_ips:
- subnet: shade_subnet5
ip: 10.6.6.101
when:
- network_external
register: result
- name: Assert idempotent module
assert:
that: result is not changed
- name: Gather routers info
openstack.cloud.routers_info:
cloud: "{{ cloud }}"
name: "{{ router_name }}"
filters:
admin_state_up: true
register: result
- name: Verify routers info
assert:
that:
- "result.openstack_routers.0.name == router_name"
- (result.openstack_routers.0.external_gateway_info.external_fixed_ips|length) == 1
- result.openstack_routers.0.external_gateway_info.external_fixed_ips.0.ip_address == "10.6.6.101"
when:
- network_external
- name: Delete router
openstack.cloud.router:
cloud: "{{ cloud }}"
@@ -105,6 +365,24 @@
cloud: "{{ cloud }}"
state: absent
name: shade_subnet2
- name: Delete subnet3
openstack.cloud.subnet:
cloud: "{{ cloud }}"
state: absent
name: shade_subnet3
- name: Delete subnet4
openstack.cloud.subnet:
cloud: "{{ cloud }}"
state: absent
name: shade_subnet4
- name: Delete subnet5
openstack.cloud.subnet:
cloud: "{{ cloud }}"
state: absent
name: shade_subnet5
when:
- network_external