openstack/neutron
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ovn-migration: Stop neutron server while running db sync

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The patch stops all running neutron-server processes before syncing
database from Neutron to OVN. Then it creates a new container to execute
the sync in and after it is done the container is removed.

Change-Id: Ifa439a536572efb72ccefde128fa186fc2f73bef
This commit is contained in:
Jakub Libosvar 2023-01-18 17:07:16 -05:00
parent b71b25820b
commit feb9f2b21c
3 changed files with 29 additions and 15 deletions
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1
tools/ovn_migration/tripleo_environment/playbooks/roles/migration/defaults/main.yml
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@ -2,3 +2,4 @@
tunnel_bridge: "br-tun" tunnel_bridge: "br-tun"
ovn_bridge: "br-int" ovn_bridge: "br-int"
ovn_db_sync_container: "neutron-ovn-db-sync"

1
tools/ovn_migration/tripleo_environment/playbooks/roles/migration/tasks/main.yml
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@ -2,7 +2,6 @@
- include_tasks: clone-dataplane.yml - include_tasks: clone-dataplane.yml
- include_tasks: sync-dbs.yml - include_tasks: sync-dbs.yml
when: ovn_central is defined
- include_tasks: activate-ovn.yml - include_tasks: activate-ovn.yml

42
tools/ovn_migration/tripleo_environment/playbooks/roles/migration/tasks/sync-dbs.yml
View File

@ -1,20 +1,34 @@
--- ---
- name: Get the neutron container ID - name: stop neutron_api containers
shell: ansible.builtin.systemd:
podman ps --filter "name=neutron_api" --format {% raw %}"{{.ID}}"{% endraw %} name: tripleo_neutron_api
register: neutron_id state: stopped
- name: Sync neutron db with OVN db (container) - Run 1 - name: get neutron_server image url
command: podman exec "{{ neutron_id.stdout }}" command: podman ps -a --filter "name=neutron_api" --format {% raw %}"{{.Image}}"{% endraw %}
neutron-ovn-db-sync-util --config-file /etc/neutron/neutron.conf register: neutron_server_image
--config-file /etc/neutron/plugins/ml2/ml2_conf.ini
--ovn-neutron_sync_mode migrate
- name: Sync neutron db with OVN db (container) - Run 2 - name: sync neutron db with OVN db
command: podman exec "{{ neutron_id.stdout }}" command: podman run --name {{ ovn_db_sync_container }}
neutron-ovn-db-sync-util --config-file /etc/neutron/neutron.conf -v /var/log/containers/neutron:/var/log/neutron:Z
--config-file /etc/neutron/plugins/ml2/ml2_conf.ini -v /var/lib/config-data/puppet-generated/neutron/etc/neutron:/etc/neutron:Z
--ovn-neutron_sync_mode migrate --privileged=True --network host --user root
{{ neutron_server_image.stdout }}
neutron-ovn-db-sync-util --config-file /etc/neutron/neutron.conf
--config-file /etc/neutron/plugins/ml2/ml2_conf.ini
--log-file /var/log/neutron/neutron-db-sync.log
--ovn-neutron_sync_mode migrate
--debug
when: ovn_central is defined
- name: remove db-sync container
command: podman rm -f {{ ovn_db_sync_container }}
when: ovn_central is defined
- name: start neutron_api containers
ansible.builtin.systemd:
name: tripleo_neutron_api
state: started
- name: Pause and let ovn-controllers settle before doing the final activation (5 minute) - name: Pause and let ovn-controllers settle before doing the final activation (5 minute)
pause: minutes=5 pause: minutes=5