feat(multipass): docker swarm cluster

cluster-multipass/ansible/anisble.cfg

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+[defaults]
+stdout_callback=yaml
+host_key_checking=false
+python_interpreter=/usr/bin/python3
+inventory=hosts.ini

cluster-multipass/ansible/hosts.ini

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+[primary]
+primary.multipass.mrugesh.net
+
+[manager]
+swarm-ldr.multipass.mrugesh.net
+
+[workers]
+swarm-wkr01.multipass.mrugesh.net
+swarm-wkr02.multipass.mrugesh.net
+swarm-wkr03.multipass.mrugesh.net
+
+[all:vars]
+ansible_user=ubuntu

cluster-multipass/ansible/playbooks/install-traefik.yml

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+---
+- name: Deploy Traefik
+  hosts: manager
+  gather_facts: false
+
+  tasks:
+    - name: Create network
+      ansible.builtin.command: docker network create --driver=overlay traefik-public
+      register: network_created
+      changed_when: network_created.rc == 0
+
+    - name: Get Swarm node ID
+      ansible.builtin.shell: |
+        set -e -o pipefail
+        docker info | grep NodeID | awk '{print $2}'
+      register: node_id
+      args:
+        executable: /bin/bash
+      changed_when: node_id.rc == 0
+
+    - name: Get Swarm node IP
+      ansible.builtin.debug:
+        msg: "Swarm node IP: {{ ansible_default_ipv4.address }}, ID: {{ node_id.stdout }}"