[#29] 整合metric模块端到端测试跑通；整合web/alert模块镜像构建

src/metric/grafana/build/start-grafana-supervised.sh

@@ -44,12 +44,18 @@ else
 fi
 
 # 复制数据源配置文件到挂载目录
-if [ -f "/tmp/datasources.yml" ]; then
-    echo "[INFO] Copying datasource configuration to /private/argus/metric/grafana/provisioning/datasources/"
-    cp /tmp/datasources.yml /private/argus/metric/grafana/provisioning/datasources/datasources.yml
-    echo "[INFO] Datasource configuration copied successfully"
-elif [ -d "/private/argus/metric/grafana/provisioning/datasources" ] && [ "$(ls -A /private/argus/metric/grafana/provisioning/datasources)" ]; then
-    echo "[INFO] Found existing datasource provisioning files in /private/argus/metric/grafana/provisioning/datasources"
+DS_OUT="/private/argus/metric/grafana/provisioning/datasources/datasources.yml"
+PROM_DOMAIN="prom.metric.argus.com:9090"
+
+if [ -f "/tmp/datasources.yml" ] && [ ! -f "$DS_OUT" ]; then
+    echo "[INFO] Initializing datasource provisioning file from /tmp"
+    cp /tmp/datasources.yml "$DS_OUT"
+fi
+
+# 统一将数据源 URL 规范为 prom.metric.argus.com:9090
+if [ -f "$DS_OUT" ]; then
+    sed -i -E "s#^\s*url:\s*http://[^[:space:]]+#    url: http://$PROM_DOMAIN#g" "$DS_OUT" || true
+    echo "[INFO] Datasource URL normalized to http://$PROM_DOMAIN"
 elif [ -d "/etc/grafana/provisioning/datasources" ] && [ "$(ls -A /etc/grafana/provisioning/datasources)" ]; then
     echo "[INFO] Found datasource provisioning files in /etc/grafana/provisioning/datasources"
     # 确保数据源配置目录权限正确
@@ -65,11 +71,33 @@ if [ -f "/tmp/dashboards.yml" ]; then
     echo "[INFO] Dashboard configuration copied successfully"
 fi
 
-# 复制默认仪表板到挂载目录
-if [ -f "/tmp/default_dashboard.json" ]; then
-    echo "[INFO] Copying default dashboard to /private/argus/metric/grafana/provisioning/dashboards/"
-    cp /tmp/default_dashboard.json /private/argus/metric/grafana/provisioning/dashboards/default_dashboard.json
-    echo "[INFO] Default dashboard copied successfully"
+# 复制默认仪表板到挂载目录（按需，不覆盖已存在文件）
+copy_dashboard_if_missing() {
+    local src="$1"; local dst_name="$2"
+    local dst_dir="/private/argus/metric/grafana/provisioning/dashboards"
+    local dst="$dst_dir/$dst_name"
+    if [ -f "$src" ]; then
+        if [ ! -f "$dst" ]; then
+            echo "[INFO] Installing dashboard: $dst_name"
+            cp "$src" "$dst"
+        else
+            echo "[INFO] Dashboard exists, skip: $dst_name"
+        fi
+    fi
+}
+
+copy_dashboard_if_missing "/tmp/default_dashboard.json" "default_dashboard.json"
+copy_dashboard_if_missing "/tmp/default_cluster_dashboard.json" "default_cluster_dashboard.json"
+copy_dashboard_if_missing "/tmp/default_dashboard_by_instance.json" "default_dashboard_by_instance.json"
+
+# 规范面板中的数据源字段：将字符串 "prometheus" 替换为 null（使用默认数据源）
+DB_DIR="/private/argus/metric/grafana/provisioning/dashboards"
+if [ -d "$DB_DIR" ]; then
+  for f in "$DB_DIR"/*.json; do
+    [ -f "$f" ] || continue
+    sed -i -E 's/"datasource"\s*:\s*"prometheus"/"datasource": null/g' "$f" || true
+  done
+  echo "[INFO] Normalized dashboard datasource to default (null)"
 fi
 
 # 启动 Grafana