Jaeger trace

Configuration

Example：configs/config_trace_jaeger.json

{
  "tracing": {
    "enable": true,
    "driver": "jaeger",
    "config": {
      "service_name": "layotto"
    }
  }
}

Fields	Required	Note
service_name	Y	Service Name
agent_host	N	agent component port
Strategy	N	Data reporting, default using collector method. Optional configuration values include collector and agent
collector_endpoint	N	port number for collector, default http:///127.0.0.1:14268/api/traces

Run Jaeger

cd ${project_path}/diagnostics/jaeger

docker-compose -f jaeger-docker-compose.yaml up -d

Run layotto

A layoto's server： can be started as follows.

Switch directory:

cd ${project_path}/cmd/layotto_multiple_api

Build:

go build -o layotto

Run:

./layotto start -c ../../configs/config_trace_jaeger.json 

Run Demo

The corresponding call end code is inclient.go, which runs the Sayhello interface with layotto：

Switch directory:

 cd ${project_path}/demo/flowcontrol/

Build:

 go build -o customer

Run:

./client

Visit http://localhost:16686

Clean up resources

cd ${project_path}/diagnostics/jaeger

docker-compose -f jaeger-docker-compose.yaml down