Update to 2022-08-11 11:00

roles/consul/tasks/archive_pre.yml

@@ -4,7 +4,22 @@
   file: path={{ consul_root_dir }}/archives/{{ consul_current_version }} state=directory
   tags: consul
 
-- name: Backup previous version
-  copy: src={{ consul_root_dir }}/bin/consul dest={{ consul_root_dir }}/archives/{{ consul_current_version }}/ remote_src=True
+- name: Snapshot consul data
+  command: "{{ consul_root_dir }}/bin/consul snapshot save {{ consul_root_dir }}/archives/{{ consul_current_version }}/consul.snap"
+  args:
+    creates: "{{ consul_root_dir }}/archives/{{ consul_current_version }}/consul.snap"
+  failed_when: False # If consul is not running, it'll fail, just continue
+  environment:
+    CONSUL_TOKEN: "{{ consul_mgm_token | default(omit) }}"
+  tags: consul
+
+- name: Backup previous version
+  synchronize:
+    src: "{{ consul_root_dir }}/{{ item }}"
+    dest: "{{ consul_root_dir }}/archives/{{ consul_current_version }}/"
+    compress: False
+  delegate_to: "{{ inventory_hostname }}"
+  loop:
+    - bin
   tags: consul
 

roles/consul/tasks/conf.yml

@@ -60,3 +60,15 @@
   when: consul_conf_validation.rc != 0
   tags: consul
 
+# Now we remove the backup config to prevent consul warning about invalid config files
+- name: List backup conf
+  shell: ls -1 {{ consul_root_dir }}/etc/*.hcl.*
+  failed_when: False
+  changed_when: False
+  register: consul_backup_configs
+  tags: consul
+
+- name: Remove backup configs
+  file: path={{ item }} state=absent
+  loop: "{{ consul_backup_configs.stdout_lines }}"
+  tags: consul

roles/consul/tasks/facts.yml

@@ -23,4 +23,5 @@
 
 - when: consul_bin.stat.exists and consul_current_version != consul_version
   set_fact: consul_install_mode='upgrade'
+  tags: consul