DouYin

Introduction

A simple note service built with Kitex and Hertz which is divided into three microservices.

Service Name	Usage	Framework	protocol	Path	IDL
api	HTTP interface	kitex/hertz	http	cmd/api	idl/api.thrift
comment	comment data management	kitex/gorm	thrift	cmd/comment	idl/comment.thrift
favorite	favorite data management	kitex/gorm	thrift	cmd/favorite	idl/favorite.thrift
feed	feed data management	kitex/gorm	thrift	cmd/feed	idl/feed.thrift
message	message data management	kitex/gorm	thrift	cmd/message	idl/message.thrift
publish	publish data management	kitex/gorm	thrift	cmd/publish	idl/publish.thrift
relation	relation data management	kitex/gorm	thrift	cmd/relation	idl/relation.thrift
user	user data management	kitex/gorm	thrift	cmd/user	idl/user.thrift

Call Relations

Basic Features

• Hertz
  • Use thrift IDL to define HTTP interface
  • Use hz to generate code
  • Use Hertz binding and validate
  • Use obs-opentelemetry and jarger for tracing, metrics, logging
  • Middleware
    • Use requestid, jwt, recovery, pprof, gzip
• Kitex
  • Use thrift IDL to define RPC interface
  • Use kitex to generate code
  • Use thrift-gen-validator for validating RPC request
  • Use obs-opentelemetry and jarger for tracing, metrics, logging
  • Use registry-etcd for service discovery and register

Catalog Introduce

catalog	introduce
handler	HTTP handler
service	business logic
rpc	RPC call logic
dal	DB operation
pack	data pack
pkg/mw	RPC middleware
pkg/consts	constants
pkg/errno	customized error number
pkg/configs	SQL and Tracing configs

Quick Start

Setup Basic Dependence

docker-compose up

Run Comment RPC Server

cd cmd/user
sh build.sh
sh output/bootstrap.sh

Run Favorite RPC Server

cd cmd/user
sh build.sh
sh output/bootstrap.sh

Run Feed RPC Server

cd cmd/user
sh build.sh
sh output/bootstrap.sh

Run Message RPC Server

cd cmd/user
sh build.sh
sh output/bootstrap.sh

Run Publish RPC Server

cd cmd/user
sh build.sh
sh output/bootstrap.sh

Run Relation RPC Server

cd cmd/user
sh build.sh
sh output/bootstrap.sh

Run User RPC Server

cd cmd/user
sh build.sh
sh output/bootstrap.sh

Run API Server

cd cmd/api
go run .

Jaeger

Visit http://127.0.0.1:16686/ on browser

Snapshots

Grafana

Visit http://127.0.0.1:3000/ on browser

Dashboard Example

API Requests

The following is a list of API requests and partial responses.