- update readme for datadog

Author: rathnapandi

README.md

@@ -56,6 +56,25 @@ Copy following jar files
   - [opentelemetry-sdk-logs-1.42.1.jar](https://repo1.maven.org/maven2/io/opentelemetry/opentelemetry-sdk-logs/1.42.1/opentelemetry-sdk-logs-1.42.1.jar)
   - [opentelemetry-sdk-metrics-1.42.1.jar](https://repo1.maven.org/maven2/io/opentelemetry/opentelemetry-sdk-metrics/1.42.1/opentelemetry-sdk-metrics-1.42.1.jar)
   - [opentelemetry-sdk-trace-1.42.1.jar](https://repo1.maven.org/maven2/io/opentelemetry/opentelemetry-sdk-trace/1.42.1/opentelemetry-sdk-trace-1.42.1.jar)
+
+
+
+
+- Create a file named jvm.xml under APIGATEWAY_INSTALL_DIR/apigateway/conf/
+    ```xml
+    <ConfigurationFragment>
+        <VMArg name="-javaagent:/home/axway/Axway-7.7.0/apigateway/ext/lib/aspectjweaver-1.9.22.1.jar"/>
+    </ConfigurationFragment>
+    ```
+- Restart API Gateway instances
+
+# Testing with Jaeger
+
+- Start Jaeger server
+```
+docker run --name jaeger   -e COLLECTOR_OTLP_ENABLED=true   -p 16686:16686   -p 4317:4317   -p 4318:4318   jaegertracing/all-in-one:1.49
+```
+
 - Environment variables for API Gateway to send metrics to Jaeger
 
 ```
@@ -66,6 +85,10 @@ export OTEL_SERVICE_NAME=apim-gw
 export OTEL_METRICS_EXPORTER=none
 ```
 
+- Restart API Gateway
+
+# Testing with New Relic
+- Create a licence key
 - Environment variables for API Gateway to send metrics to New Relic
 
 ```
@@ -81,22 +104,36 @@ export OTEL_EXPORTER_OTLP_PROTOCOL=http/protobuf
 export OTEL_EXPORTER_OTLP_METRICS_TEMPORALITY_PREFERENCE=delta
 ```
 
-- Create a file named jvm.xml under APIGATEWAY_INSTALL_DIR/apigateway/conf/
-    ```xml
-    <ConfigurationFragment>
-        <VMArg name="-javaagent:/home/axway/Axway-7.7.0/apigateway/ext/lib/aspectjweaver-1.9.22.1.jar"/>
-    </ConfigurationFragment>
-    ```
-- Restart API Gateway instances
+- Restart API Gateway
 
-# Testing with Jaeger
+# Testing with Datadog
+- Copy API key 
+    - Goto https://us3.datadoghq.com/organization-settings/api-keys and copy the key
 
-- Start Jaeger server
+- Update datadog/docker-compose.yaml with key and site parameter 
+```yaml
+        environment:
+            - DD_API_KEY=6<apikey>
+            - DD_SITE=us3.datadoghq.com
 ```
-docker run --name jaeger   -e COLLECTOR_OTLP_ENABLED=true   -p 16686:16686   -p 4317:4317   -p 4318:4318   jaegertracing/all-in-one:1.49
+- Start OTEL collector
+```bash
+$docker-compose -f datadog/docker-compose.yaml start
+```
+
+
+```
+export OTEL_EXPORTER_OTLP_ENDPOINT=http://10.129.61.129:4317
+export OTEL_EXPORTER_OTLP_TRACES_PROTOCOL=grpc
+export OTEL_TRACES_EXPORTER=otlp
+export OTEL_SERVICE_NAME=apim-gw
+export OTEL_METRICS_EXPORTER=none
 ```
 
 
+- Restart API Gateway
+
+
 ## Requests captured in OpenTelemetry
 - Policy exposed as Endpoint.
 - API manager Traffic

datadog/docker-compose.yaml

@@ -0,0 +1,17 @@
+version: "2"
+services:
+    otel-collector:
+        image: otel/opentelemetry-collector-contrib
+        volumes:
+            - ./otel2.yaml:/etc/otelcol-contrib/config.yaml
+        ports:
+            - 1888:1888 # pprof extension
+            - 8888:8888 # Prometheus metrics exposed by the Collector
+            - 8889:8889 # Prometheus exporter metrics
+            - 13133:13133 # health_check extension
+            - 4317:4317 # OTLP gRPC receiver
+            - 4318:4318 # OTLP http receiver
+            - 55679:55679 # zpages extension
+        environment:
+            - DD_API_KEY=6<apikey>
+            - DD_SITE=us3.datadoghq.com

datadog/otel.yaml

@@ -0,0 +1,28 @@
+receivers:
+    otlp:
+        protocols:
+            grpc:
+                endpoint: 0.0.0.0:4317
+            http:
+                endpoint: 0.0.0.0:4318
+exporters:
+    datadog:
+        traces:
+            span_name_as_resource_name: true
+            trace_buffer: 500
+        hostname: "otelcol-docker"
+        api:
+            key: ${env:DD_API_KEY}
+            site: ${env:DD_SITE}
+
+connectors:
+    datadog/connector:
+
+service:
+    pipelines:
+        metrics:
+            receivers: [otlp, datadog/connector] # <- update this line
+            exporters: [datadog]
+        traces:
+            receivers: [otlp]
+            exporters: [datadog, datadog/connector]