Add MySQL connection SSL support

When 'glance_galera_use_ssl' is True, use an encrypted connection to
the database using either a self-signed or user-provided CA certificate.

A new non-voting test has been added to verify that the role remains
functional when enabling SSL features.

Partial-Bug: 1667789

Change-Id: I18e9d47e88e61ff287e5120dead49b02cdf1f8ac
Depends-On: I95cc994df5118fce7ce588fc0bff979bc283a6f3

defaults/main.yml

@@ -102,9 +102,11 @@ glance_rabbitmq_telemetry_port: "{{ glance_rabbitmq_port }}"
 glance_rabbitmq_telemetry_servers: "{{ glance_rabbitmq_servers }}"
 glance_rabbitmq_telemetry_use_ssl: "{{ glance_rabbitmq_use_ssl }}"
 
-## DB info
+## Database info
 glance_galera_database: glance
 glance_galera_user: glance
+glance_galera_use_ssl: "{{ galera_use_ssl | default(False) }}"
+glance_galera_ssl_ca_cert: "{{ galera_ssl_ca_cert | default('/etc/ssl/certs/galera-ca.pem') }}"
 
 glance_role_name: admin
 glance_api_bind_address: 0.0.0.0

templates/glance-api.conf.j2

@@ -40,7 +40,7 @@ show_multiple_locations = {{ glance_show_multiple_locations }}
 task_executor = {{ glance_task_executor }}
 
 [database]
-connection = mysql+pymysql://{{ glance_galera_user }}:{{ glance_container_mysql_password }}@{{ glance_galera_address }}/{{ glance_galera_database }}?charset=utf8
+connection = mysql+pymysql://{{ glance_galera_user }}:{{ glance_container_mysql_password }}@{{ glance_galera_address }}/{{ glance_galera_database }}?charset=utf8{% if glance_galera_use_ssl | bool %}&ssl_ca={{ glance_galera_ssl_ca_cert }}{% endif %}
 
 [keystone_authtoken]
 insecure = {{ keystone_service_internaluri_insecure | bool }}

templates/glance-manage.conf.j2

@@ -6,4 +6,4 @@ log_file = /var/log/glance/glance-manage.log
 fatal_deprecations = {{ glance_fatal_deprecations }}
 
 [database]
-connection = mysql+pymysql://{{ glance_galera_user }}:{{ glance_container_mysql_password }}@{{ glance_galera_address }}/{{ glance_galera_database }}?charset=utf8
+connection = mysql+pymysql://{{ glance_galera_user }}:{{ glance_container_mysql_password }}@{{ glance_galera_address }}/{{ glance_galera_database }}?charset=utf8{% if glance_galera_use_ssl | bool %}&ssl_ca={{ glance_galera_ssl_ca_cert }}{% endif %}

templates/glance-registry.conf.j2

@@ -23,7 +23,7 @@ transport_url = rabbit://{% for host in glance_rabbitmq_servers.split(',') %}{{
 
 
 [database]
-connection = mysql+pymysql://{{ glance_galera_user }}:{{ glance_container_mysql_password }}@{{ glance_galera_address }}/{{ glance_galera_database }}?charset=utf8
+connection = mysql+pymysql://{{ glance_galera_user }}:{{ glance_container_mysql_password }}@{{ glance_galera_address }}/{{ glance_galera_database }}?charset=utf8{% if glance_galera_use_ssl | bool %}&ssl_ca={{ glance_galera_ssl_ca_cert }}{% endif %}
 
 [keystone_authtoken]
 insecure = {{ keystone_service_internaluri_insecure | bool }}

tox.ini

@@ -148,6 +148,17 @@ commands =
     bash -c "{toxinidir}/tests/common/test-ansible-functional.sh"
 
 
+[testenv:ssl]
+deps =
+    {[testenv:ansible]deps}
+setenv =
+    {[testenv]setenv}
+    ANSIBLE_PARAMETERS=-vvv -e galera_use_ssl=True
+commands =
+    bash -c "{toxinidir}/tests/tests-repo-clone.sh"
+    bash -c "{toxinidir}/tests/common/test-ansible-functional.sh"
+
+
 [testenv:linters]
 deps =
     {[testenv:ansible]deps}

zuul.d/jobs.yaml

@@ -33,3 +33,10 @@
     nodeset: ubuntu-xenial
     vars:
       tox_env: nfs
+
+- job:
+    name: openstack-ansible-glance-ssl-nv
+    parent: openstack-ansible-functional-ubuntu-xenial
+    voting: false
+    vars:
+      tox_env: ssl

zuul.d/project.yaml

@@ -25,6 +25,7 @@
         - openstack-ansible-upgrade-ubuntu-xenial
         - openstack-ansible-v1_api_enabled
         - openstack-ansible-v2_registry_enabled
+        - openstack-ansible-glance-ssl-nv
     experimental:
       jobs:
         - openstack-ansible-integrated-deploy-aio
@@ -38,3 +39,4 @@
         - openstack-ansible-upgrade-ubuntu-xenial
         - openstack-ansible-v1_api_enabled
         - openstack-ansible-v2_registry_enabled
+        - openstack-ansible-glance-ssl-nv