fix packer build so only roles for defined groups run

Author: sjpb

ansible/fatimage.yml

@@ -61,60 +61,75 @@
       include_role:
         name: mysql
         tasks_from: install.yml
+      when: "'mysql' in group_names"
     - name: OpenHPC
       import_role:
         name: stackhpc.openhpc
         tasks_from: install.yml
+      when: "'openhpc' in group_names"
 
     # - import_playbook: portal.yml
     - name: Open Ondemand server (packages)
       include_role:
         name: osc.ood
         tasks_from: install-package.yml
         vars_from: "Rocky/{{ ansible_distribution_major_version }}.yml"
+      when: "'openondemand' in group_names"
     # # FUTURE: install-apps.yml - this is git clones
 
     - name: Open Ondemand server (apps)
       include_role:
         name: osc.ood
         tasks_from: install-apps.yml
         vars_from: "Rocky/{{ ansible_distribution_major_version }}.yml"
+      when: "'openondemand' in group_names"
 
     - name: Open Ondemand remote desktop
       import_role:
         name: openondemand
         tasks_from: vnc_compute.yml
+      when: "'openondemand_desktop' in group_names"
+
     - name: Open Ondemand jupyter node
       import_role:
         name: openondemand
         tasks_from: jupyter_compute.yml
+      when: "'openondemand_jupyter' in group_names"
 
     # - import_playbook: monitoring.yml:
     - import_role:
         name: opensearch
         tasks_from: install.yml
-      become: true
+      when: "'opensearch' in group_names"
     # slurm_stats - nothing to do
     - import_role:
         name: filebeat
         tasks_from: install.yml
+      when: "'filebeat' in group_names"
 
     - import_role:
       # can't only run cloudalchemy.node_exporter/tasks/install.yml as needs vars from preflight.yml and triggers service start
       # however starting node exporter is ok
         name: cloudalchemy.node_exporter
+      when: "'node_exporter' in group_names"
 
     - name: openondemand exporter
       dnf:
-        name: ondemand_exporter 
+        name: ondemand_exporter
+      when: "'openondemand' in group_names"
 
     - name: slurm exporter
       import_role:
         name: slurm_exporter
         tasks_from: install
       vars:
         slurm_exporter_state: stopped
+      when: "'slurm_exporter' in group_names"
 
+- hosts: prometheus
+  become: yes
+  gather_facts: yes
+  tasks:
     - import_role:
         name: cloudalchemy.prometheus
         tasks_from: preflight.yml
@@ -167,6 +182,10 @@
         - prometheus
         - promtool
 
+- hosts: grafana
+  become: yes
+  gather_facts: yes
+  tasks:
     - name: Include distribution variables for cloudalchemy.grafana
       include_vars: "{{ appliances_repository_root }}/ansible/roles/cloudalchemy.grafana/vars/redhat.yml"
     - import_role: