Add compute build to ci pipeline

.gitlab-ci.yml

@@ -110,6 +110,30 @@ workflow:
     reports:
       dotenv: image.env
 
+build_compute_image:
+  stage: build
+  needs: [build_base_image]
+  tags:
+    - build
+  script:
+    - *update_ansible_repo
+    - *get_ansible_files
+    - export PKR_VAR_source_image=${BUILT_BASE_IMAGE_ID}
+    - export REPO_HEAD=$(git rev-parse --short HEAD)
+    - export PKR_VAR_flavor="${COMPUTE_BUILD_FLAVOR:-$PKR_VAR_flavor}"
+    - export PKR_VAR_build_instance_name="compute-${REPO_HEAD}"
+    - export PKR_VAR_image_date_suffix=false
+    - |
+      if [ $CI_PIPELINE_SOURCE == 'merge_request_event' ]; then
+        export PKR_VAR_image_name="compute-PR-${CI_MERGE_REQUEST_IID}"
+      elif [ $CI_PIPELINE_SOURCE == 'schedule' ]; then
+        export PKR_VAR_image_name="compute-${BUILD_DATE}"
+      fi
+    - packer init openstack-compute
+    - packer validate openstack-compute
+    - packer build -machine-readable openstack-compute | tee compute_build.log
+
+
 build_http_proxy_image:
   stage: build
   environment: