Detach and Remove Staging Volumes

This commit optimizes the process of detaching and removing staging volumes from the staging instance. It replaces the previous approach of using a single staging volume with a new approach that involves two distinct volumes. 

.gitlab-ci.yml

@@ -158,6 +158,24 @@ production-deploy:
     - ssh -o StrictHostKeyChecking=no $SSH_USERNAME@$staging_floating_ip sudo umount /var/lib/mysql && df -h
     - openstack server remove volume $instance_id $staging_volume
 
+    # Exporting Staging Volume IDs
+    - export staging_volume1=$(openstack server show $instance_id -c volumes_attached -f value | awk -F"'" '{print $4}' | awk 'NR==1')
+    - export staging_volume2=$(openstack server show $instance_id -c volumes_attached -f value | awk -F"'" '{print $4}' | awk 'NR==2')
+
+    # Logging Information
+    - echo "Detaching staging_volume1_id=${staging_volume1} and staging_volume2_id=${staging_volume2} from staging_instance_id=${instance_id}"
+
+    # Stopping MariaDB Service on Staging Instance
+    - ssh -o StrictHostKeyChecking=no $SSH_USERNAME@$staging_floating_ip sudo systemctl stop mariadb
+
+    # Unmounting MySQL Data Directories
+    - ssh -o StrictHostKeyChecking=no $SSH_USERNAME@$staging_floating_ip sudo umount /var/lib/mysql1 && df -h
+    - ssh -o StrictHostKeyChecking=no $SSH_USERNAME@$staging_floating_ip sudo umount /data/xdmod/queues && df -h
+
+    # Removing Volumes from Server
+    - openstack server remove volume $instance_id $staging_volume1
+    - openstack server remove volume $instance_id $staging_volume2
+
     - echo "Attach prod volume $xdmod-prod-vol-$BUILD_DATE to staging instance $instance_id"
     - openstack volume snapshot create --volume $prod_volume xdmod-prod-data-vol-snapshot-$BUILD_DATE
     - openstack volume create --snapshot xdmod-prod-data-vol-snapshot-$BUILD_DATE --size 150 xdmod-prod-vol-$BUILD_DATE