add listen ip and fix lookup of network

defaults/main.yml

@@ -2,4 +2,5 @@
 
 grafana_directory: /srv/grafana
 grafana_docker_network: grafana
+grafana_listen_ip: "127.0.0.1"
 grafana_port: 3000

tasks/main.yml

@@ -44,7 +44,7 @@
     name: grafana
     networks:
      - name: "{{ grafana_docker_network }}"
-    published_ports: "{{ grafana_port }}:{{ grafana_port }}"
+    published_ports: "{{ grafana_listen_ip }}:{{ grafana_port }}:{{ grafana_port }}"
     state: started
     restart_policy: always
     volumes:
@@ -56,6 +56,10 @@
   ansible.builtin.shell: "/usr/bin/docker exec -it grafana /usr/share/grafana/bin/grafana-cli admin reset-admin-password {{ grafana_admin_password }}"
   when: grafana_admin_password is defined
 
+- name: grafana | lookup container IP
+  command:  docker inspect --format '{''{ .NetworkSettings.Networks.{{ grafana_docker_network }}.IPAddress}''}' grafana
+  register: _grafana_container_ip
+
 - name: grafana | return container IP
   set_fact:
-    grafana_internal_ip: "{{ _grafana_container.container.NetworkSettings.Networks.grafana.IPAddress }}"
+    grafana_internal_ip: "{{ _grafana_container_ip.stdout }}"