diff --git a/docker-swarm-cluster/group_vars/all.yml b/docker-swarm-cluster/group_vars/all.yml
new file mode 100644
index 0000000..a5543a4
--- /dev/null
+++ b/docker-swarm-cluster/group_vars/all.yml
@@ -0,0 +1,4 @@
+docker_version: '20.10'
+swarm_token_manager: "{{ lookup('env', 'SWARM_TOKEN_MANAGER') }}"
+swarm_token_worker: "{{ lookup('env', 'SWARM_TOKEN_WORKER') }}"
+manager_ip: '{{ hostvars["manager1"]["ansible_host"] }}'
\ No newline at end of file