msa-event-market_service-auth

msa-event-market_service-auth service-auth

service-auth is the service responsible for user management and authentication/authorization in the msa-event-market Project. service-auth follows this considerations

• Architecture

• ER Diagram

• Swagger : https://ssup2-playground.github.io/msa-event-market_service-auth/api/openapi/swagger.html

Authentication/Authorization

service-auth uses simple authentication based on ID/Password. A user can get the access token and refresh token based on JWT required for authentication/authorization by entering ID/Password. Passwords are encrypted and stored using the PBKDF2 algorithm.

In JWT token contains the following information.

• User ID (UUID)
• Login ID
• Role (admin, user)

Used main external packages and tools

service-auth uses following external packages and tools.

• HTTP Server, Middleware : chi, HTTP, oapi-codegen
• GRPC Server, Intercepter : grpc, protoc-gen-go
• MySQL : GORM
• Kafka : kafka-go, Debezium Outbox
• Authorziation : Casbin
• Logging, Tracking : zerolog, Istio, OpenTracing, Jaeger
• Continuous Integration : Testify, sqlmock, Mockery, Github Actions
• Continuous Deployment : K8s, ArgoCD, ArgoCD Image Updater, Kustomize

Development Environment

• Golang Version : 1.16

Required CLI

• For HTTP Server, Swagger

// MacOS
$ go install github.com/deepmap/oapi-codegen/cmd/oapi-codegen@v1.6.0
$ go install github.com/mikefarah/yq/v4

• For GRPC Server

// MacOS
$ brew install protobuf
$ go install google.golang.org/protobuf/cmd/protoc-gen-go@v1.26
$ go install google.golang.org/grpc/cmd/protoc-gen-go-grpc@v1.1

• For Test, CI

// MacOS
$ brew install jq
$ brew install mockery
$ go install github.com/fullstorydev/grpcurl/cmd/grpcurl@v1.8.7
$ go install github.com/nektos/act@latest

Reference

• UUID for DB
  • https://github.com/google/uuid/issues/20
• Istio GRPC
  • https://stackoverflow.com/questions/62459006/how-to-route-multiple-grpc-services-based-on-path-in-istiokubernetes
• Casbin RBAC
  • https://github.com/luk4z7/middleware-acl
• OpenTracing tracer
  • https://github.com/jaegertracing/jaeger-client-go/blob/master/zipkin/README.md
• OpenTracing middleware
  • https://github.com/go-chi/httptracer
• OpenTracing intercepter
  • https://github.com/opentracing-contrib/go-grpc