feat: Add new data volume for XDMod queue data

• Added a new data block storage resource in Terraform configuration.
• Updated the remote-exec provisioner to mount the XDMod queue data volume.

.gitlab-ci.yml

@@ -142,7 +142,51 @@ production-deploy:
   stage: deploy
   tags: [build]
   script:
-    - echo "swap the floating IP between prod and newly deployed instances"
+    - export prod_instance_id=$(openstack floating ip show $prod_floating_ip -c port_details -f value | awk -F', ' '{print $2}' | awk -F"'" '{print $2}')
+    - export prod_volume=$(openstack server show $prod_instance_id -c volumes_attached -f value | awk -F"'" '{print $4}')
+    - export prod_queue_volume=$(openstack server show $prod_instance_id -c volumes_attached -f value | awk -F"'" '{print $4}' | awk 'NR==2')
+
+    - |
+      eval $(ssh-agent -s)
+      chmod 400 "${SSH_PRIV_KEY}"
+      ssh-add "${SSH_PRIV_KEY}"
+      mkdir ~/.ssh
+      chmod 700 ~/.ssh
+    - ssh -o StrictHostKeyChecking=no $SSH_USERNAME@$prod_floating_ip sudo systemctl stop mariadb
+    - ssh -o StrictHostKeyChecking=no $SSH_USERNAME@$prod_floating_ip sudo umount /var/lib/mysql && df -h
+    - ssh -o StrictHostKeyChecking=no $SSH_USERNAME@$prod_floating_ip sudo umount /data/xdmod/queues && df -h
+    - openstack server remove volume $prod_instance_id $prod_volume
+    - openstack server remove volume $prod_instance_id $prod_queue_volume
+    - openstack server stop $prod_instance_id
+
+    # Exporting Staging Volume IDs
+    - export staging_volume=$(openstack server show $instance_id -c volumes_attached -f value | awk -F"'" '{print $4}' | awk 'NR==1')
+    - export staging_queue_volume=$(openstack server show $instance_id -c volumes_attached -f value | awk -F"'" '{print $4}' | awk 'NR==2')
+
+    # Logging Information
+    - echo "Detaching staging_volume_id=${staging_volume} and staging_queue_volume_id=${staging_queue_volume} from staging_instance_id=${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/mysql && 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_volume
+    - openstack server remove volume $instance_id $staging_queue_volume
+
+    - echo "Attach prod volume $xdmod-prod-vol-$BUILD_DATE to staging instance $instance_id"
+    - echo "Attach prod queue volume xdmod-prod-queue-vol-$BUILD_DATE to staging instance $instance_id"
+    - openstack volume snapshot create --volume $prod_volume xdmod-prod-data-vol-snapshot-$BUILD_DATE
+    - openstack volume snapshot create --volume $prod_queue_volume xdmod-prod-queue-vol-snapshot-$BUILD_DATE
+    - openstack volume create --snapshot xdmod-prod-data-vol-snapshot-$BUILD_DATE --size 150 xdmod-prod-vol-$BUILD_DATE
+    - openstack volume create --snapshot xdmod-prod-queue-vol-snapshot-$BUILD_DATE --size 1 xdmod-prod-queue-vol-$BUILD_DATE
+    - openstack server add volume $instance_id xdmod-prod-vol-$BUILD_DATE --device /dev/vdb
+    - openstack server add volume $instance_id xdmod-prod-queue-vol-$BUILD_DATE --device /dev/vdc
+
+    - echo "swap the floating IP between prod and staging instances"
     - openstack server remove floating ip $prod_instance_id $prod_floating_ip
     - openstack server remove floating ip $instance_id $instance_floating_ip
     - openstack server add floating ip $instance_id $prod_floating_ip