Update to 2022-08-03 16:00

roles/nomad/tasks/archive_pre.yml

@@ -4,7 +4,18 @@
   file: path={{ nomad_root_dir }}/archives/{{ nomad_current_version }} state=directory
   tags: nomad
 
-- name: Backup previous version
-  copy: src={{ nomad_root_dir }}/bin/nomad dest={{ nomad_root_dir }}/archives/{{ nomad_current_version }}/ remote_src=True
+- name: Snapshot nomad data
+  command: "{{ nomad_root_dir }}/bin/nomad operator save {{ nomad_root_dir }}/archives/{{ nomad_current_version }}/nomad.snap"
+  tags: nomad
+
+- name: Backup previous version
+  synchronize:
+    src: "{{ item }}"
+    dest: "{{ nomad_root_dir }}/archives/{{ nomad_current_version }}/"
+    compress: False
+  delegate_to: "{{ inventory_hostname }}"
+  loop:
+    - bin
+    - plugins
   tags: nomad
 

roles/nomad/tasks/directories.yml

@@ -26,6 +26,9 @@
     - dir: data
       owner: "{{ nomad_user }}"
       group: "{{ nomad_user }}"
+    - dir: plugins
+      owner: "{{ nomad_user }}"
+      group: "{{ nomad_user }}"
     - dir: etc
       owner: root
       group: "{{ nomad_user }}"

roles/nomad/tasks/facts.yml

@@ -33,9 +33,8 @@
 - when: nomad_bin.stat.exists and nomad_current_version != nomad_version
   set_fact: nomad_install_mode='upgrade'
 
-- debug: msg={{ nomad_conf.client.task_drivers | dict2items }}
-  tags: nomad
-
 - name: Build a list of enabled task drivers
   set_fact: nomad_enabled_task_drivers={{ nomad_conf.client.task_drivers | dict2items | selectattr('value.enabled', 'equalto', True) | map(attribute='key') }}
   tags: nomad
+
+

roles/nomad/tasks/install.yml

@@ -15,6 +15,14 @@
   notify: restart nomad
   tags: nomad
 
+- when: nomad_install_mode == 'upgrade'
+  name: Clear plugin dir on upgrades
+  file: path={{ nomad_root_dir }}/plugins state={{ item }} owner={{ nomad_user }} group={{ nomad_user }}
+  loop:
+    - absent
+    - directory
+  tags: nomad
+
 - when: nomad_install_mode != 'none'
   block:
     - name: Download nomad
@@ -35,10 +43,37 @@
         dest: "{{ nomad_root_dir }}/bin/nomad"
         remote_src: True
         mode: 755
+      notify: restart nomad
 
     - name: Link in /usr/local/bin
       file: src={{ nomad_root_dir }}/bin/nomad dest=/usr/local/bin/nomad state=link force=True
 
+    - name: Download plugins
+      get_url:
+        url: "{{ nomad_plugins[item].archive_url }}"
+        dest: "{{ nomad_root_dir }}/tmp"
+        checksum: sha256:{{ nomad_plugins[item].sha256 }}
+      register: nomad_plugin_dl
+      loop: "{{ nomad_plugins.keys() | list }}"
+
+    - name: Extract nomad plugins
+      unarchive:
+        src: "{{ item.dest }}"
+        dest: "{{ nomad_root_dir }}/plugins/"
+        remote_src: True
+      loop: "{{ nomad_plugin_dl.results }}"
+      notify: restart nomad
+
+  tags: nomad
+
+# Nomad looks for the qemu-system-x86_64 bin in $PATH
+# so it needs to be available for Nomad to detect it
+- name: Link qemu-kvm to qemu-system-x86_64
+  file:
+    src: /usr/libexec/qemu-kvm
+    dest: /usr/local/bin/qemu-system-x86_64
+    state: link
+  when: nomad_conf.client.enabled and 'qemu' in nomad_enabled_task_drivers
   tags: nomad
 
 - name: Install bash completion support