- update readme for dynatrace

Author: rathnapandi

README.md

@@ -113,27 +113,60 @@ export OTEL_EXPORTER_OTLP_METRICS_TEMPORALITY_PREFERENCE=delta
 - Update datadog/docker-compose.yaml with key and site parameter 
 ```yaml
         environment:
-            - DD_API_KEY=6<apikey>
+            - DD_API_KEY=<apikey>
             - DD_SITE=us3.datadoghq.com
 ```
 - Start OTEL collector
 ```bash
 $docker-compose -f datadog/docker-compose.yaml start
 ```
+- Setup environment variable for api gateway
+```
+export OTEL_EXPORTER_OTLP_ENDPOINT=http://localhost: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
+
+# Testing with Dynatrace
+
+## Set up your Dynatrace account and environment variables
+  - Create a Dynatrace account. If you don’t have one, you can use a [trial account](https://www.dynatrace.com/signup/).
+
+ -  create an access token that includes scopes for the following:
 
+    Ingest OpenTelemetry traces (openTelemetryTrace.ingest)
+    Ingest metrics (metrics.ingest) - Currently not used
+    Ingest logs (logs.ingest) - currently not used
+For details, see [Dynatrace API – Tokens and authentication](https://docs.dynatrace.com/docs/dynatrace-api/basics/dynatrace-api-authentication) in the Dynatrace documentation.
 
+- Update dynatrace/docker-compose.yaml with api key and dynatrace endpoint
+```yaml
+        environment:
+            - DT_API_TOKEN=<Access Token>
+            - DT_ENDPOINT=https://{your-env-id}.live.dynatrace.com/api/v2/otlp
 ```
-export OTEL_EXPORTER_OTLP_ENDPOINT=http://10.129.61.129:4317
+
+- Start OTEL collector
+```bash
+$docker-compose -f dynatrace/docker-compose.yaml start
+```
+- Setup environment variable for api gateway
+```
+export OTEL_EXPORTER_OTLP_ENDPOINT=http://loclhost: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

@@ -3,7 +3,7 @@ services:
     otel-collector:
         image: otel/opentelemetry-collector-contrib
         volumes:
-            - ./otel2.yaml:/etc/otelcol-contrib/config.yaml
+            - ./otel.yaml:/etc/otelcol-contrib/config.yaml
         ports:
             - 1888:1888 # pprof extension
             - 8888:8888 # Prometheus metrics exposed by the Collector
@@ -13,5 +13,5 @@ services:
             - 4318:4318 # OTLP http receiver
             - 55679:55679 # zpages extension
         environment:
-            - DD_API_KEY=6<apikey>
+            - DD_API_KEY=<apikey>
             - DD_SITE=us3.datadoghq.com

dynatrace/docker-compose.yaml

@@ -0,0 +1,13 @@
+version: "2"
+services:
+    otel-collector:
+        image: ghcr.io/dynatrace/dynatrace-otel-collector/dynatrace-otel-collector:0.15.0
+        volumes:
+            - ./otel.yaml:/etc/otelcol/config.yaml
+        ports:
+            - 13133:13133 # health_check extension
+            - 4317:4317 # OTLP gRPC receiver
+            - 4318:4318 # OTLP http receiver
+        environment:
+            - DT_API_TOKEN=<api-token>
+            - DT_ENDPOINT='https://{your-env-id}.live.dynatrace.com/api/v2/otlp'

dynatrace/otel.yaml

@@ -0,0 +1,31 @@
+receivers:
+    otlp:
+        protocols:
+            grpc:
+                endpoint: 0.0.0.0:4317
+            http:
+                endpoint: 0.0.0.0:4318
+
+processors:
+    cumulativetodelta:
+
+exporters:
+    otlphttp:
+        endpoint: "${env:DT_ENDPOINT}"
+        headers:
+            Authorization: "Api-Token ${env:DT_API_TOKEN}"
+
+service:
+    pipelines:
+        traces:
+            receivers: [otlp]
+            processors: []
+            exporters: [otlphttp]
+        metrics:
+            receivers: [otlp]
+            processors: [cumulativetodelta]
+            exporters: [otlphttp]
+        logs:
+            receivers: [otlp]
+            processors: []
+            exporters: [otlphttp]