apiVersion: v1
kind: ConfigMap
metadata:
  name: grafana-dash-provisioning
  namespace: default
data:
  dashboards.yml: |
    apiVersion: 1
    providers:
      - name: 'Default'
        orgId: 1
        type: file
        disableDeletion: false
        editable: true
        options:
          path: /var/lib/grafana/dashboards
---
apiVersion: v1
kind: ConfigMap
metadata:
  name: grafana-dashboard-aserver
  namespace: default
data:
  aserver-dashboard.json: |
    {
      "id": null,
      "uid": "aserver-monitoring",
      "title": "AServer 监控面板",
      "timezone": "browser",
      "schemaVersion": 38,
      "version": 1,
      "editable": true,
      "style": "dark",
      "time": { "from": "now-15m", "to": "now" },
      "panels": [
        {
          "type": "timeseries",
          "title": "HTTP 请求速率 (QPS)",
          "gridPos": { "x": 0, "y": 0, "w": 12, "h": 8 },
          "targets": [
            {
              "expr": "sum by (endpoint) (rate(aserver_http_requests_total[1m]))",
              "legendFormat": "{{endpoint}}",
              "refId": "A",
              "datasource": { "type": "prometheus", "uid": "Prometheus" }
            }
          ],
          "fieldConfig": {
            "defaults": {
              "unit": "reqps"
            }
          }
        },
        {
          "type": "timeseries",
          "title": "HTTP 请求总数",
          "gridPos": { "x": 12, "y": 0, "w": 12, "h": 8 },
          "targets": [
            {
              "expr": "aserver_http_requests_total",
              "legendFormat": "{{endpoint}}",
              "refId": "A",
              "datasource": { "type": "prometheus", "uid": "Prometheus" }
            }
          ]
        },
        {
          "type": "timeseries",
          "title": "JVM 内存使用",
          "gridPos": { "x": 0, "y": 8, "w": 12, "h": 8 },
          "targets": [
            {
              "expr": "jvm_memory_used_bytes{kubernetes_pod_name=~\"aserver.*\"}",
              "legendFormat": "{{area}}",
              "refId": "A",
              "datasource": { "type": "prometheus", "uid": "Prometheus" }
            }
          ],
          "fieldConfig": {
            "defaults": {
              "unit": "bytes"
            }
          }
        },
        {
          "type": "timeseries",
          "title": "JVM 线程数",
          "gridPos": { "x": 12, "y": 8, "w": 12, "h": 8 },
          "targets": [
            {
              "expr": "jvm_threads_live_threads{kubernetes_pod_name=~\"aserver.*\"}",
              "legendFormat": "Live Threads",
              "refId": "A",
              "datasource": { "type": "prometheus", "uid": "Prometheus" }
            },
            {
              "expr": "jvm_threads_peak_threads{kubernetes_pod_name=~\"aserver.*\"}",
              "legendFormat": "Peak Threads",
              "refId": "B",
              "datasource": { "type": "prometheus", "uid": "Prometheus" }
            }
          ]
        },
        {
          "type": "timeseries",
          "title": "系统 CPU 使用率",
          "gridPos": { "x": 0, "y": 16, "w": 12, "h": 8 },
          "targets": [
            {
              "expr": "system_cpu_usage{kubernetes_pod_name=~\"aserver.*\"}",
              "legendFormat": "CPU Usage",
              "refId": "A",
              "datasource": { "type": "prometheus", "uid": "Prometheus" }
            }
          ],
          "fieldConfig": {
            "defaults": {
              "unit": "percentunit"
            }
          }
        },
        {
          "type": "timeseries",
          "title": "Tomcat 会话统计",
          "gridPos": { "x": 12, "y": 16, "w": 12, "h": 8 },
          "targets": [
            {
              "expr": "tomcat_sessions_created_sessions_total{kubernetes_pod_name=~\"aserver.*\"}",
              "legendFormat": "Created Sessions",
              "refId": "A",
              "datasource": { "type": "prometheus", "uid": "Prometheus" }
            },
            {
              "expr": "tomcat_sessions_rejected_sessions_total{kubernetes_pod_name=~\"aserver.*\"}",
              "legendFormat": "Rejected Sessions",
              "refId": "B",
              "datasource": { "type": "prometheus", "uid": "Prometheus" }
            }
          ]
        }
      ]
    }