Добавлена конфигурация мониторинга Nginx и финальные правки для app1

2026-02-04 05:40:03 +00:00
parent b1fc6bcf3c
commit 14d945e7b5
9 changed files with 657 additions and 35 deletions
--- a/playbooks/configure-nginx-monitoring.yml
+++ b/playbooks/configure-nginx-monitoring.yml
@ -0,0 +1,102 @@
+---
+- name: Configure Nginx monitoring in Prometheus
+  hosts: 192.168.0.105
+  become: yes
+  
+  tasks:
+    - name: Check if nginx config already exists
+      stat:
+        path: /etc/prometheus/nginx-app1.yml
+      register: nginx_config
+    
+    - name: Create Nginx scrape config
+      copy:
+        content: |
+          # Nginx stub_status metrics
+          - job_name: 'nginx-app1'
+            scrape_interval: 15s
+            scrape_timeout: 10s
+            metrics_path: /status
+            static_configs:
+              - targets: ['192.168.0.110:80']
+                labels:
+                  instance: 'app1'
+                  service: 'nginx'
+                  job: 'nginx'
+            metric_relabel_configs:
+              - source_labels: [__address__]
+                target_label: instance
+              - source_labels: [__address__]
+                regex: '([^:]+):\d+'
+                replacement: '${1}'
+                target_label: host
+        dest: /etc/prometheus/nginx-app1.yml
+        owner: root
+        group: root
+        mode: '0644'
+      when: not nginx_config.stat.exists
+      register: config_created
+    
+    - name: Include nginx config in prometheus.yml
+      lineinfile:
+        path: /etc/prometheus/prometheus.yml
+        line: '  - "nginx-app1.yml"'
+        insertafter: '^rule_files:'
+        state: present
+      register: config_modified
+    
+    - name: Test Prometheus configuration
+      command: promtool check config /etc/prometheus/prometheus.yml
+      register: prometheus_test
+      changed_when: false
+    
+    - name: Show test result
+      debug:
+        msg: "{{ prometheus_test.stdout_lines }}"
+    
+    - name: Reload Prometheus if config changed
+      systemd:
+        name: prometheus
+        state: reloaded
+      when: (config_created.changed or config_modified.changed) and prometheus_test.rc == 0
+    
+    - name: Wait for Prometheus to reload
+      pause:
+        seconds: 3
+    
+    - name: Verify Nginx target in Prometheus
+      shell: |
+        curl -s "http://localhost:9090/api/v1/targets" | python3 -c "
+import json, sys
+data = json.load(sys.stdin)
+for target in data['data']['activeTargets']:
+    if 'nginx' in target['labels'].get('job', ''):
+        print(f\"Found nginx target: {target['labels']} - Health: {target['health']}\")
+"
+      register: target_check
+      changed_when: false
+      ignore_errors: yes
+    
+    - name: Show target check result
+      debug:
+        msg: "{{ target_check.stdout_lines if target_check.stdout_lines else 'Nginx target not found' }}"
+    
+    - name: Check if nginx metrics are available
+      shell: |
+        # Wait a bit for metrics to appear
+        sleep 2
+        curl -s "http://localhost:9090/api/v1/query?query=up{job='nginx-app1'}" | python3 -c "
+import json, sys
+data = json.load(sys.stdin)
+if data['status'] == 'success' and data['data']['result']:
+    for result in data['data']['result']:
+        print(f\"Nginx metrics UP: {result['metric']}\")
+else:
+    print(\"Nginx metrics not available yet\")
+"
+      register: metrics_check
+      changed_when: false
+    
+    - name: Show metrics check result
+      debug:
+        msg: "{{ metrics_check.stdout_lines }}"