examples: Add pyroscope relabel componet in rideshare-alloy example (#…

…3894) * examples: Add pyroscope relabel componet in rideshare-alloy example
grafana · Feb 10, 2025 · c85bda3 · c85bda3
1 parent 886b418
commit c85bda3
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Showing 3 changed files with 43 additions and 2 deletions.
diff --git a/examples/language-sdk-instrumentation/golang-push/rideshare-alloy/README.md b/examples/language-sdk-instrumentation/golang-push/rideshare-alloy/README.md
@@ -45,7 +45,7 @@ pyroscope.write "backend" {
 # Pull latest images
 docker pull grafana/pyroscope:latest
 docker pull grafana/grafana:latest
-docker pull grafana/alloy:latest
+docker pull grafana/grafana/alloy-dev:latest
 
 # Run the example
 docker-compose up --build

diff --git a/examples/language-sdk-instrumentation/golang-push/rideshare-alloy/config.alloy b/examples/language-sdk-instrumentation/golang-push/rideshare-alloy/config.alloy
@@ -3,6 +3,46 @@ pyroscope.receive_http "default" {
         listen_address = "0.0.0.0"
         listen_port = 9999
     }
+    forward_to = [pyroscope.relabel.filter_profiles.receiver]
+}
+
+pyroscope.relabel "filter_profiles" {
+    // Group regions into geographical areas for better aggregation
+    rule {
+        action = "replace"
+        source_labels = ["region"]
+        target_label = "geo_area"
+        regex = "(us-.*)"
+        replacement = "americas"
+    }
+    rule {
+        action = "replace"
+        source_labels = ["region"]
+        target_label = "geo_area"
+        regex = "(eu-.*)"
+        replacement = "emea"
+    }
+    rule {
+        action = "replace"
+        source_labels = ["region"]
+        target_label = "geo_area"
+        regex = "(ap-.*)"
+        replacement = "apac"
+    }
+
+    // Example: Sample profiles by service_name (drop 30% of services)
+    // rule {
+    //     action = "hashmod"
+    //     source_labels = ["service_name"]
+    //     target_label = "__tmp_hash"
+    //     modulus = 10
+    //}
+    // rule {
+    //     action = "drop"
+    //     source_labels = ["__tmp_hash"]
+    //     regex = "^(0|1|2)$"  // Drop profiles from services that hash to 0-2
+    // }
+
     forward_to = [pyroscope.write.backend.receiver]
 }
 

diff --git a/examples/language-sdk-instrumentation/golang-push/rideshare-alloy/docker-compose.yml b/examples/language-sdk-instrumentation/golang-push/rideshare-alloy/docker-compose.yml
@@ -27,7 +27,7 @@ services:
       context: .
 
   alloy:
-    image: grafana/alloy:latest
+    image: grafana/alloy-dev:latest
     command:
       - run
       - /etc/alloy/config.alloy
@@ -36,6 +36,7 @@ services:
       - ./config.alloy:/etc/alloy/config.alloy
     ports:
       - "9999:9999"
+      - "12345:12345"
 
   pyroscope:
     image: grafana/pyroscope:latest