klal

roles/docker_swarm/tasks/main.yml

@@ -5,25 +5,31 @@
   block:
     - name: Facts
       ansible.builtin.setup:
-    - name: Install Docker SDK for Python
-      pip:
-        name: docker>=5.0.0
-        executable: pip3
-        break_system_packages: true
+      when: ansible_facts.architecture is not defined
+
+    - name: Install docker SDK
+      ansible.builtin.apt:
+        name: python3-docker
+        state: present
+
+    - name: Set master host variable
+      set_fact:
+        master_host: "{{ (ansible_distribution | lower) ~ ansible_distribution_major_version ~ '-vm01.home.lan' }}"
+
     - name: Initialize swarm
       docker_swarm:
         state: present
         listen_addr: "{{ ansible_default_ipv4.address }}:2377"
       register: swarm_init
-      when: inventory_hostname == "vm01.home.lan"
+      when: inventory_hostname == master_host 
 
     - name: Show join tokens
       ansible.builtin.debug:
         msg:
           - "Manager join token: {{ swarm_init.swarm_facts['JoinTokens']['Manager'] }}"
           - "Worker join token: {{ swarm_init.swarm_facts['JoinTokens']['Worker'] }}"
-      when: inventory_hostname == "vm01.home.lan"
+      when: inventory_hostname == master_host
 
     - name: Join swarm as worker
-      shell: docker swarm join --token {{ hostvars['vm01.home.lan']['swarm_init'].swarm_facts['JoinTokens']['Worker'] }} {{ hostvars['vm01.home.lan']['ansible_default_ipv4']['address'] }}:2377
-      when: inventory_hostname != "vm01.home.lan"
+      shell: docker swarm join --token {{ hostvars[master_host]['swarm_init'].swarm_facts['JoinTokens']['Worker'] }} {{ hostvars[master_host]['ansible_default_ipv4']['address'] }}:2377
+      when: inventory_hostname != master_host