examples

Examples

1. GRPC service

---

Follow these run example:

Run the GRPC service:

 go run service/main.go

if you see it:

...
server listening at [::]:50005
...

Great, you have succeeded!

2. HTTP Gateway

---

Follow these run example:

Run the Gateway server:

 env GTW_GATEWAY_SERVER_PORT=8082 go run main.go

Run gRPC Hello World Server

 go run helloworld/main.go

Make a request to the Hello World Server

curl -i -X POST http://localhost:8082/hello -H 'Content-Type: application/json' --data '{"name":"world"}'

Response:
HTTP/1.1 200 OK
Content-Type: application/json
Date: Wed, 01 Feb 2023 20:40:03 GMT
Content-Length: 25

{"message":"Hello world"} 

Call custom handler

curl -i -X GET http://localhost:8080/health -H 'Content-Type: application/json' 

Response:
HTTP/1.1 200 OK
Content-Type: application/json
Date: Wed, 01 Feb 2023 20:44:57 GMT
Content-Length: 15

{"alive": true}

3. WSS Proxy

---

Follow these run example:

Run the WSS server:

 go run wss/main.go

Run gRPC Hello World Server

 go run helloworld/main.go

Make a request to the Hello World Server

curl -i -X POST http://localhost:8080/hello -H 'Content-Type: application/json' --data '{"name":"world"}'

Response:
HTTP/1.1 200 OK
Content-Type: application/json
Date: Wed, 01 Feb 2023 20:40:03 GMT
Content-Length: 24

{"message":"Hello world"} 

Call wss events handler

websocat ws://localhost:8008/events 
{"type":"HelloWorld","payload":{"name":"world"}}
{"message":"Hello world"} 

4. HTTP server

---

Follow these run example:

Run the HTTP server:

env LB_HTTP_SERVER_PORT=8082 go run http/main.go

Make a request to the HTTP Server

curl -X GET 'http://localhost:8082/health' 

Response:
HTTP/1.1 200 OK
Content-Type: application/json
Date: Wed, 01 Feb 2023 20:44:57 GMT
Content-Length: 15

{"alive": true}