Add new example for Lambda layer + otel + CodeSee (#9)

* init commit for a working otel + lambda layer

* update

* remove unneeded role for xray

Author: kien-cs

README.md

@@ -7,3 +7,5 @@ This repo contains various example on how to integrate with CodeSee
 `sst-cdk-lambda-layer-example` - Show you example Serverless Stack + CDK to integrate with CodeSee Lambda Layer
 
 `serverless-al2-example` - Show you example Serverless + Golang + Amazon Linux 2 + CodeSee Lambda Layer
+
+`serverless-lambda-otel-example` - Show you example Serverless + Lambda + Open Telemetry integration

serverless-lambda-otel-example/README.md

@@ -0,0 +1,15 @@
+# serverless-lambda-otel-example
+
+Example Serverless + Lambda + Open Telemetry integration
+
+## Install packages
+
+```
+npm i
+```
+
+## Deploy Lambda
+
+```
+sls deploy
+```

serverless-lambda-otel-example/collector.yaml

@@ -0,0 +1,19 @@
+receivers:
+  otlp:
+    protocols:
+      grpc:
+        endpoint: localhost:4317
+      http:
+        endpoint: localhost:4318
+
+exporters:
+  otlp/codesee:
+    endpoint: "in-otel.codesee.io:443"
+    headers:
+      Authorization: "Bearer XXX"
+
+service:
+  pipelines:
+    traces:
+      receivers: [otlp]
+      exporters: [otlp/codesee]

serverless-lambda-otel-example/index.js

@@ -0,0 +1,14 @@
+module.exports.handler = async (event) => {
+
+  return {
+    statusCode: 200,
+    body: JSON.stringify(
+      {
+        message: "hello from serverless-lambda-otel-example lambda",
+        input: event,
+      },
+      null,
+      2
+    ),
+  };
+};