fix

prometheus/prometheus/prometheus.yml

@@ -227,12 +227,19 @@ scrape_configs:
  - job_name: 'mongodb'
     metrics_path: /probe
     params:
-      module: [tcp]
+      module: [http_2xx]
     static_configs:
-      - targets: ['mongodb_exporter:9103']
+      - targets: ['172.26.239.42:27017']
         labels:
           instance: 'mongodb'
           group: 'cloud'
+    relabel_configs:
+      - source_labels: [__address__]
+        target_label: __param_target
+      - source_labels: [__param_target]
+        target_label: instance
+      - target_label: __address__
+        replacement: blackbox_exporter:9115
 
 
 #  - job_name: 'pushgateway'