Add config for Loki traces to OTEL

Signed-off-by: Michel Hollands <michel.hollands@gmail.com>

charts/meta-monitoring/templates/agent/_helpers-agent.tpl

@@ -51,7 +51,7 @@
 {{- $list = append $list ("otelcol.exporter.otlp.local.input") }}
 {{- end }}
 {{- if .Values.cloud.traces.enabled }}
-{{- $list = append $list ("otelcol.exporter.otlp.cloud.input") }}
+{{- $list = append $list ("otelcol.exporter.otlphttp.cloud.input") }}
 {{- end }}
 {{- join ", " $list }}
 {{- end }}

charts/meta-monitoring/templates/agent/config.yaml

@@ -9,7 +9,7 @@ data:
       role = "pod"
       namespaces {
         own_namespace = true
-        names = [ {{ include "agent.all_namespaces" . }} ]
+        names = [ {{ include "agent.namespaces" . }} ]
       }
     }
 
@@ -305,6 +305,16 @@ data:
       }
     }
 
+    otelcol.receiver.jaeger "jaeger" {
+      protocols {
+        thrift_http {}
+      }
+
+      output {
+        traces = [otelcol.processor.batch.default.input]
+      }
+    }
+
     // The OpenTelemetry batch processor collects trace spans until a batch size or timeout is met, before sending those
     // spans onto another target. This processor is labeled 'default'.
     otelcol.processor.batch "default" {
@@ -335,25 +345,6 @@ data:
     }
     {{- end }}
 
-    {{- if or .Values.local.traces.enabled .Values.cloud.traces.enabled }}
-    // The OpenTelemetry exporter exports processed trace spans to another target that is listening for OTLP format traces.
-    // A unique label, 'local', is added to uniquely identify this exporter.
-    otelcol.exporter.otlp "local" {
-        // Define the client for exporting.
-        client {
-            // Send to the locally running Tempo instance, on port 4317 (OTLP gRPC).
-            endpoint = "meta-tempo-distributor:4317"
-            // Configure TLS settings for communicating with the endpoint.
-            tls {
-                // The connection is insecure.
-                insecure = true
-                // Do not verify TLS certificates when connecting.
-                insecure_skip_verify = true
-            }
-        }
-    }
-    {{- end }}
-
     {{- if .Values.cloud.logs.enabled }}
     loki.write "cloud" {
       endpoint {
@@ -379,7 +370,7 @@ data:
     {{- end }}
 
     {{- if .Values.cloud.traces.enabled }}
-    otelcol.exporter.otlp "cloud" {
+    otelcol.exporter.otlphttp "cloud" {
         client {
             endpoint = nonsensitive(remote.kubernetes.secret.traces_credentials.data["endpoint"])
             auth = otelcol.auth.basic.creds.handler

charts/meta-monitoring/values.yaml

@@ -267,6 +267,15 @@ alloy:
         memory: '600Mi'
       limits:
         memory: '4Gi'
+    extraPorts:
+    - name: "otel"
+      port: 4317
+      targetPort: 4317
+      protocol: "TCP"
+    - name: "thrifthttp"
+      port: 14268
+      targetPort: 14268
+      protocol: "TCP"
   controller:
     type: "statefulset"
     autoscaling: