Create swarm

tasks/swarm-bootstrap.yml

@@ -0,0 +1,22 @@
+---
+- name: Initialize swarm on the bootstrap manager
+  command: >
+    docker swarm init --advertise-addr "{{ ansible_eth0.ipv4.address }}"
+  register: docker_swarm_init
+  changed_when: docker_swarm_init.rc == 0
+  ignore_errors: true
+
+- name: Set manager key variable
+  command: docker swarm join-token -q manager
+  register: manager_key
+  changed_when: manager_key.rc == 0
+
+- name: Set worker key variable
+  command: docker swarm join-token -q worker
+  register: worker_key
+  changed_when: worker_key.rc == 0
+
+- name: Set work and manager key facts
+  set_fact:
+    manager_key: "{{ manager_key }}"
+    worker_key: "{{ worker_key }}"

tasks/swarm-manager.yml

@@ -0,0 +1,6 @@
+- name: Add swarm managers to the cluster
+      command: >
+          docker swarm join --token "{{ manager_key }}" "{{ join_addr }}":2377
+      register: docker_swarm_join
+      changed_when: docker_swarm_join.rc == 0
+      ignore_errors: true

tasks/swarm-worker.yml

@@ -0,0 +1,6 @@
+- name: Add swarm workers to the cluster
+      command: >
+          docker swarm join --token "{{ worker_key }}" "{{ join_addr }}":2377
+      register: docker_swarm_join
+      changed_when: docker_swarm_join.rc == 0
+      ignore_errors: true