From dbf66590acea4a681e2e3bb6965f9a19ece4190e Mon Sep 17 00:00:00 2001
From: panxiao81 <pan-xiao@live.cn>
Date: Fri, 25 Sep 2026 18:02:14 +0000
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8D=E5=91=8A=E8=AD=A6=20Source?=
 =?UTF-8?q?=20=E9=93=BE=E6=8E=A5=E5=B9=B6=E6=8E=A5=E5=85=A5=20Grafana=20Al?=
 =?UTF-8?q?ertmanager=20=E6=95=B0=E6=8D=AE=E6=BA=90=20(#152)?=
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Co-authored-by: panxiao81 <pan-xiao@live.cn>
---
 platform/observability/grafana/values.yaml  | 8 ++++++++
 platform/observability/metrics/vmalert.yaml | 5 +++++
 2 files changed, 13 insertions(+)

diff --git a/platform/observability/grafana/values.yaml b/platform/observability/grafana/values.yaml
index a598e2a..f9bae58 100644
--- a/platform/observability/grafana/values.yaml
+++ b/platform/observability/grafana/values.yaml
@@ -32,6 +32,14 @@ datasources:
         isDefault: true
         jsonData:
           prometheusType: Prometheus
+      - name: Alertmanager
+        uid: alertmanager
+        type: alertmanager
+        access: proxy
+        url: http://vmalertmanager-main.monitoring.svc:9093
+        jsonData:
+          implementation: prometheus
+          handleGrafanaManagedAlerts: false
       - name: VictoriaLogs
         type: victoriametrics-logs-datasource
         access: proxy
diff --git a/platform/observability/metrics/vmalert.yaml b/platform/observability/metrics/vmalert.yaml
index e35018b..758c42b 100644
--- a/platform/observability/metrics/vmalert.yaml
+++ b/platform/observability/metrics/vmalert.yaml
@@ -10,6 +10,11 @@ spec:
   replicaCount: 1
   selectAllByDefault: true
   evaluationInterval: 30s
+  # 告警 Source 复用已认证的 Grafana 入口，携带表达式和触发时间。
+  # 整个 Explore JSON 一次性 URL 编码，避免表达式中的引号、&、+ 损坏链接。
+  extraArgs:
+    external.url: https://grafana.ad.ddupan.top
+    external.alert.source: 'explore?left={{ printf "{\"datasource\":\"VictoriaMetrics\",\"queries\":[{\"expr\":%s,\"refId\":\"A\"}],\"range\":{\"from\":\"%d\",\"to\":\"now\"}}" (.Expr | jsonEscape) .ActiveAt.UnixMilli | queryEscape }}'
   datasource:
     url: http://vmsingle-main.monitoring.svc:8428
   remoteWrite: