GoCD migrations automation for edxapp

playbooks/continuous_delivery/run_migrations.yml

@@ -20,6 +20,9 @@
 # Other variables:
 #   - unapplied_migrations_output     - the filename where the unapplied migration YAML output is stored
 #   - migration_output                - the filename where the migration output is saved
+#   - SUB_APPLICATION_NAME            - used for migrations in edxapp {lms|cms}, must be specified
+#                                         when APPLICATION_NAME is edxapp
+#   - EDX_PLATFORM_SETTINGS           - The settings to use for the edx platform {aws|devstack} DEFAULT: aws
 #
 # Example command line to run this playbook:
 #    ansible-playbook -vvvv -i "localhost," -c local \
@@ -28,12 +31,16 @@
 #
 
 
+
 - hosts: all
   vars:
     unapplied_migrations_output: unapplied_migrations.yml
     migration_output: migration_output.yml
     HIPCHAT_URL: https://api.hipchat.com/v2/
-    COMMAND_PREFIX: ". {{ APPLICATION_PATH }}/{{ APPLICATION_NAME }}_env; DB_MIGRATION_USER={{ DB_MIGRATION_USER }} DB_MIGRATION_PASS={{ DB_MIGRATION_PASS }} /edx/bin/python.{{ APPLICATION_NAME }} /edx/bin/manage.{{ APPLICATION_NAME }} "
+    EDX_PLATFORM_SETTINGS: "aws"
+    COMMAND_PREFIX: " . {{ APPLICATION_PATH }}/{{ APPLICATION_NAME }}_env; DB_MIGRATION_USER={{ DB_MIGRATION_USER }} DB_MIGRATION_PASS={{ DB_MIGRATION_PASS }} /edx/bin/python.{{ APPLICATION_NAME }} /edx/bin/manage.{{ APPLICATION_NAME }}"
+  vars_files:
+    - roles/edxapp/defaults/main.yml
   gather_facts: False
   tasks:
 
@@ -45,10 +52,24 @@
   - name: generate list of unapplied migrations
     shell: '{{ COMMAND_PREFIX }} show_unapplied_migrations --output_file "{{ temp_output_dir.stdout }}/{{ unapplied_migrations_output }}"'
     become_user: "{{ APPLICATION_USER }}"
+    when: APPLICATION_NAME != "edxapp"
+
+  - name: generate list of edxapp unapplied migrations
+    shell: '{{ COMMAND_PREFIX }} {{ SUB_APPLICATION_NAME }} show_unapplied_migrations --database "{{ item }}" --output_file "{{ temp_output_dir.stdout }}/{{ unapplied_migrations_output }}" --settings "{{ EDX_PLATFORM_SETTINGS }}"'
+    become_user: "{{ APPLICATION_USER }}"
+    when: APPLICATION_NAME == "edxapp" and item != "read_replica"
+    with_items: edxapp_databases.keys()
 
   - name: migrate to apply any unapplied migrations
     shell: '{{ COMMAND_PREFIX }} run_migrations "{{ temp_output_dir.stdout }}/{{ unapplied_migrations_output }}" --output_file "{{ temp_output_dir.stdout }}/{{ migration_output }}"'
     become_user: "{{ APPLICATION_USER }}"
+    when: APPLICATION_NAME != "edxapp"
+
+  - name: migrate to apply any edxapp unapplied migrations
+    shell: '{{ COMMAND_PREFIX }} {{ SUB_APPLICATION_NAME }} run_migrations "{{ temp_output_dir.stdout }}/{{ unapplied_migrations_output }}" --database "{{ item }}" --settings "{{ EDX_PLATFORM_SETTINGS }}" --output_file "{{ temp_output_dir.stdout }}/{{ migration_output }}"'
+    become_user: "{{ APPLICATION_USER }}"
+    when: APPLICATION_NAME == "edxapp" and item != "read_replica"
+    with_items: edxapp_databases.keys()
 
   - name: Transfer artifacts to the proper place.
     fetch: