Adding the Vault role

roles/vault/tasks/cluster/docker.yml

@@ -0,0 +1,25 @@
+---
+
+- name: docker | Check on state of docker instance
+  command: "docker inspect {{ vault_container_name }}"
+  ignore_errors: true
+  register: vault_container_inspect
+
+- name: docker | Set fact on container status
+  set_fact:
+      vault_container_inspect_json: "{{ vault_container_inspect.stdout|from_json }}"
+  when: vault_container_inspect|succeeded
+
+# Not sure if State.Running is the best check here...
+- name: docker | Remove old container if it's not currently running
+  command: "docker rm {{ vault_container_name }}"
+  when: vault_container_inspect|succeeded and not vault_container_inspect_json[0]["State"]["Running"]|bool
+
+- name: docker | Start a new Vault instance
+  command: >
+           docker run -d --cap-add=IPC_LOCK --name {{vault_container_name}} -p {{vault_port}}:{{vault_port}}
+           -e 'VAULT_LOCAL_CONFIG={{ vault_config|to_json }}'
+           -v /etc/vault:/etc/vault
+           {{vault_image_repo}}:{{vault_version}} server
+  register: vault_docker_start
+  when: vault_container_inspect|failed or not vault_container_inspect_json[0]["State"]["Running"]|bool