asd

ansible/playbooks/monitoring.yaml

@@ -1,21 +1,33 @@
----
 - hosts: all
   become: true
   vars:
     monitor_dir: /opt/docker/monitoring
+    docker_network: monitoring
 
   tasks:
-    - name: Create monitoring directory
+    - name: Ensure monitoring directory exists
       file:
         path: "{{ monitor_dir }}"
         state: directory
+        owner: root
+        group: root
+        mode: '0755'
 
     - name: Copy monitoring stack
       copy:
         src: ../../docker/monitoring/
         dest: "{{ monitor_dir }}"
+        owner: root
+        group: root
+        mode: '0755'
 
-    - name: Start monitoring
-      command: docker compose up -d
-      args:
-        chdir: "{{ monitor_dir }}"
+    - name: Ensure monitoring Docker network exists
+      docker_network:
+        name: "{{ docker_network }}"
+        state: present
+
+    - name: Start monitoring stack
+      docker_container:
+        project_src: "{{ monitor_dir }}"
+        state: present
+        restarted: true

ansible/playbooks/roles/docker/monitoring/tasks/main.yaml

@@ -0,0 +1,10 @@
+- name: Ensure snake_net exists for monitoring
+  docker_network:
+    name: snake_net
+    state: present
+
+- name: Start monitoring stack
+  community.docker.docker_compose:
+    project_src: /opt/docker/monitoring
+    state: present
+    restarted: true

ansible/playbooks/roles/docker/snake/files/docker-compose.yaml

@@ -7,3 +7,7 @@ services:
     restart: unless-stopped
     ports:
       - "8080:80"
+networks:
+    snake_net:
+      external: true
+

ansible/playbooks/roles/docker/snake/tasks/main.yaml

@@ -8,6 +8,11 @@
     group: root
     mode: '0755'
 
+- name: Ensure snake_net exists
+  docker_network:
+    name: snake_net
+    state: present
+
 # Login to private registry
 - name: Login to private registry
   docker_login:
@@ -31,6 +36,8 @@
     ports:
       - "8080:80"  # host port → container port
     pull: yes
+    networks:
+      - name: snake_net
 
 
 

docker/monitoring/docker-compose.yaml

@@ -1,45 +1,43 @@
----
 version: '3.8'
-services:
-  prometheus:
-    image: prom/prometheus:latest
-    volumes:
-      - ./prometheus.yaml:/etc/prometheus/prometheus.yml:ro
-    ports:
-      - "9090:9090"
-    networks:
-      - snake_net
-    restart: unless-stopped
-
-  nginx-prometheus-exporter:
-    image: nginx/nginx-prometheus-exporter:latest
-    container_name: nginx-prometheus-exporter
-    ports:
-      - "9113:9113"
-    environment:
-      - NGINX_STATUS_URL=http://nginx:8080/metrics
-    networks:
-      - snake_net
-
-
-
-  grafana:
-    image: grafana/grafana:latest
-    volumes:
-      - ./grafana/provisioning:/etc/grafana/provisioning:ro
-      - grafana_data:/var/lib/grafana
-    environment:
-      GF_SECURITY_ADMIN_PASSWORD: "admin"
-      GF_DASHBOARDS_DEFAULT_HOME_DASHBOARD_PATH: /var/lib/grafana/dashboards/home.json
-    ports:
-      - "3000:3000"
-    networks:
-      - snake_net
-    restart: unless-stopped
-
-volumes:
-  grafana_data:
 
 networks:
   snake_net:
     external: true
+
+services:
+  prometheus:
+    image: prom/prometheus:latest
+    container_name: monitoring-prometheus
+    ports:
+      - "9090:9090"
+    volumes:
+      - ./prometheus.yaml:/etc/prometheus/prometheus.yml
+    networks:
+      - snake_net
+
+  grafana:
+    image: grafana/grafana:latest
+    container_name: monitoring-grafana
+    ports:
+      - "3000:3000"
+    volumes:
+      - ./grafana/provisioning:/etc/grafana/provisioning
+      - ./grafana/dashboards:/var/lib/grafana/dashboards
+    networks:
+      - snake_net
+
+  nginx-exporter:
+    image: nginx/nginx-prometheus-exporter:latest
+    container_name: nginx-exporter
+    ports:
+      - "9113:9113"
+    networks:
+      - snake_net
+
+  blackbox-exporter:
+    image: prom/blackbox-exporter:latest
+    container_name: blackbox-exporter
+    ports:
+      - "9115:9115"
+    networks:
+      - snake_net

docker/monitoring/prometheus.yaml

@@ -10,3 +10,17 @@ scrape_configs:
   - job_name: 'nginx'
     static_configs:
       - targets: ['nginx-prometheus-exporter:9113']
+
+  - job_name: 'snake-game'
+    metrics_path: /probe
+    params:
+      module: [http_2xx]  # probe returns 1 if HTTP 200
+    static_configs:
+      - targets: ['snake-game:8080']  # snake game container + port
+    relabel_configs:
+      - source_labels: [__address__]
+        target_label: __param_target
+      - source_labels: [__param_target]
+        target_label: instance
+      - target_label: __address__
+        replacement: blackbox-exporter:9115