Check deploy_code.mount_type is defined when setting facts in init role.

roles/_init/tasks/main.yml

@@ -26,19 +26,27 @@
 - name: Define image builds base path.
   ansible.builtin.set_fact:
     build_base_path: "/home/{{ deploy_user }}/builds/{{ project_name }}_{{ build_type }}"
-  when: deploy_code.mount_type == "squashfs"
+  when:
+    - deploy_code.mount_type is defined
+    - deploy_code.mount_type == "squashfs"
 - name: Define image builds build path prefix.
   ansible.builtin.set_fact:
     build_path_prefix: "{{ build_base_path }}/{{ project_name }}_{{ build_type }}_build_"
-  when: deploy_code.mount_type == "squashfs"
+  when:
+    - deploy_code.mount_type is defined
+    - deploy_code.mount_type == "squashfs"
 - name: Define live_symlink dest for image builds.
   ansible.builtin.set_fact:
     live_symlink_build_dest: "{{ live_symlink_build_dest | default('{{ build_base_path }}/live.{{ project_name }}_{{ build_type }}') }}"
-  when: deploy_code.mount_type == "squashfs"
+  when:
+    - deploy_code.mount_type is defined
+    - deploy_code.mount_type == "squashfs"
 - name: Overwrite deploy and live_symlink paths if SquashFS deploy.
   ansible.builtin.set_fact:
     deploy_path: "{{ build_path | default('{{ build_path_prefix }}{{ build_number }}') }}"
-  when: deploy_code.mount_type == "squashfs"
+  when:
+    - deploy_code.mount_type is defined
+    - deploy_code.mount_type == "squashfs"
 
 # Gather last known good build directly from symlink.
 # This can happen:
@@ -80,7 +88,9 @@
   ansible.builtin.file:
     path: "{{ build_base_path }}"
     state: directory
-  when: deploy_code.mount_type == "squashfs"
+  when:
+    - deploy_code.mount_type is defined
+    - deploy_code.mount_type == "squashfs"
 
 # Check for project specific init tasks.
 - name: Check that {{ project_type }}.yml exists.