From 3dd4e1c37fe01a80f46a5cbd56adc15c5abd8d94 Mon Sep 17 00:00:00 2001
From: Administrator <gitlab_admin_a84168@example.com>
Date: Thu, 20 Nov 2025 11:34:30 +0000
Subject: [PATCH] Update file main.yml

---
 roles/cadvisor/tasks/main.yml | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/roles/cadvisor/tasks/main.yml b/roles/cadvisor/tasks/main.yml
index df43634..21153dd 100644
--- a/roles/cadvisor/tasks/main.yml
+++ b/roles/cadvisor/tasks/main.yml
@@ -17,6 +17,17 @@
         - "{{ cadvisor_config_dir }}"
       become: yes
 
+    - name: Check if any container is using port {{ cadvisor_port }}
+  shell: |
+    docker ps --format "table {{.Names}}\t{{.Ports}}" | grep {{ cadvisor_port }} || true
+  register: port_usage
+  become: no
+
+    - name: Fail if port {{ cadvisor_port }} is in use
+      fail:
+        msg: "Port {{ cadvisor_port }} is already in use by another container"
+      when: port_usage.stdout != ""
+
     - name: Deploy cAdvisor docker-compose
       template:
         src: docker-compose.yml.j2