use ngix image to provide the module via http

integration-tests/configs/http-module/module.river

@@ -0,0 +1,21 @@
+declare "myModule" {
+    argument "scrape_endpoint" {}
+
+    argument "forward_to" {}
+
+    argument "scrape_interval" {
+        optional = true
+        default  = "1s"
+    }
+
+    prometheus.scrape "scrape_prom_metrics_module_file" {
+        targets = [
+        {"__address__" = argument.scrape_endpoint.value},
+        ]
+        forward_to = argument.forward_to.value
+        scrape_classic_histograms = true
+        enable_protobuf_negotiation = true
+        scrape_interval = argument.scrape_interval.value
+        scrape_timeout = "500ms"
+    }
+}

integration-tests/docker-compose.yaml

@@ -32,8 +32,8 @@ services:
       - "9001:9001"
 
   http-module:
-    build:
-      dockerfile: ./integration-tests/configs/http-module/Dockerfile
-      context: ..
+    image: nginx:alpine
     ports:
-      - "8090:8090"
+      - "8090:80"
+    volumes:
+      - ./configs/http-module/module.river:/usr/share/nginx/html/module.river:ro

integration-tests/tests/scrape-prom-metrics-module-http/config.river

@@ -1,5 +1,5 @@
 import.http "scrape_module" {
-  url = "http://localhost:8090/stream"
+  url = "http://localhost:8090/module.river"
 }
 
 scrape_module.myModule "scrape_prom_metrics_module_http" {