Use a shell command to update the haproxy networks.

tasks/haproxy_networks.yml

@@ -9,23 +9,17 @@
     with_items: '{{ docker_swarm_haproxy_additional_networks }}'
 
   - name: Connect haproxy to the overlay networks
-    docker_compose:
-      project_name: haproxy_haproxy
-      definition:
-        version: '3'
-        services:
-          haproxy_haproxy:
-            networks: '{{ docker_swarm_haproxy_networks }}'
+    shell: docker service update --network-add {{ item }} {{ docker_haproxy_service_name }} --update-delay 30s --update-parallelism 1 && touch {{ haproxy_docker_compose_dir }}/.network_{{ item }}
+    with_items: '{{ docker_swarm_haproxy_networks }}'
+    args:
+      creates: '{{ haproxy_docker_compose_dir }}/.network_{{ item }}'
     ignore_errors: True
 
-  - name: Connect haproxy to the overlay networks
-    docker_compose:
-      project_name: haproxy_haproxy
-      definition:
-        version: '3'
-        services:
-          haproxy_haproxy:
-            networks: '{{ docker_swarm_haproxy_additional_networks }}'
+  - name: Connect haproxy to some additional overlay networks
+    shell: docker service update --network-add {{ item }} {{ docker_haproxy_service_name }} --update-delay 30s --update-parallelism 1 && touch {{ haproxy_docker_compose_dir }}/.additional_network_{{ item }}
+    with_items: '{{ docker_swarm_haproxy_additional_networks }}'
+    args:
+      creates: '{{ haproxy_docker_compose_dir }}/.additional_network_{{ item }}'
     ignore_errors: True
 
   when: docker_swarm_manager_main_node | bool