Set APPLIANCES_ENVIRONMENT_ROOT

This allows the running of hook playbooks during image build.

Author: m-bull

roles/image_build/defaults/main.yml

@@ -14,6 +14,11 @@ image_build_metadata: {}
 # The directory that contains the openstack.pkr.hcl to build the Slurm image
 image_build_packer_root_path: "{{ playbook_dir }}/vendor/stackhpc/ansible-slurm-appliance/packer"
 
+# The appliances_environment_root directory. This may contain a hooks directory
+# optionally containing pre.yml, post-bootstrap.yml and post.yml playbooks, to
+# run during the image-build process
+image_build_appliances_environment_root: "{{ playbook_dir }}/image-build"
+
 # Vars to apply to the builder group
 image_build_builder_group_vars:
   update_log_path: /tmp/update_log

roles/image_build/tasks/main.yml

@@ -70,6 +70,7 @@
       packer build -only openstack.openhpc -var-file={{ pkrvars_hcl_file.path }} openstack.pkr.hcl
     chdir: "{{ image_build_packer_root_path }}"
   environment:
+    APPLIANCES_ENVIRONMENT_ROOT: "{{ image_build_appliances_environment_root }}"
     ANSIBLE_CONFIG: "{{ ansible_cfg_file.path }}"
     PACKER_LOG: "1"
     PACKER_LOG_PATH: "{{ lookup('ansible.builtin.env', 'PACKER_LOG_PATH', default='/tmp/packer-build.log') }}"