templecloud / go-commit-log

Distributed Services with Go

go-commit-log

A simple commit log example for distributed computing.

See: Distributed Services with Go

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Build

Run Server

go run cmd/server/main.go

Add Data

$ curl -X POST localhost:8080 -d \
'{"record": {"value": "TGV0J3MgR28gIzEK"}}'
$ curl -X POST localhost:8080 -d \
'{"record": {"value": "TGV0J3MgR28gIzIK"}}'
$ curl -X POST localhost:8080 -d \
'{"record": {"value": "TGV0J3MgR28gIzMK"}}'

---

Read Data

$ curl -X GET localhost:8080 -d '{"offset": 0}'
$ curl -X GET localhost:8080 -d '{"offset": 1}'
$ curl -X GET localhost:8080 -d '{"offset": 2}'

---

Protobuf

1. Download the latest version of protoc for the target system.

   sudo apt install protobuf-compiler
   sudo apt install golang-goprotobuf-dev

2. Add proto files

   mkdir -p api/v1
   touch api/v1/log.protot

3. Install protobuf into project

   go get google.golang.org/protobuf/...@v1.25.0

4. Generate

   protoc api/v1/*.proto \
       --go_out=. \
       --go_opt=paths=source_relative \
       --proto_path=.