ppusapati / saas

go data framework for saas(multi-tenancy)

go-saas

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headless go framework for saas(multi-tenancy).
go-saas targets to provide saas solution for go this project suits for simple (web) project, which is also called monolithic.

if you are finding complete solution which is microservice compatible, please refer to go-saas-kit

Overview

Feature

• Different database architecture

  • Single-tenancy: Each database stores data from only one tenant.

  

  • Multi-tenancy: Each database stores data from multiple separate tenants (with mechanisms to protect data privacy).

  

  • Hybrid tenancy models are also available.

  • Implement your own resolver to achieve style like sharding

• Support multiple web framework

  • gin
  • net/http
  • kratos

• Supported orm with data filter, which means all underlying database

  • gorm
  • ent

• Customizable tenant resolver

  • Query String
  • Form parameters
  • Header
  • Cookie
  • Domain format

• Seed and Migration

  • Seed/Migrate tenant database after creation or upgrade to new version

• Integration with gateway

  • apisix

Install

go get github.com/go-saas/saas

Design

graph TD
    A(InComming Request) -->|cookie,domain,form,header,query...|B(TenantResolver)
    B --> C(Tenant Context)  --> D(ConnectionString Resolver)
    D --> E(Tenant 1) --> J(Data Filter) -->  H(Shared Database)
    D --> F(Tenant 2) --> J
    D --> G(Tenant 3) --> I(Tenant 3 Database)

Sample Project

• example-gorm combination of go-saas,gin,gorm(sqlite/mysql)
• example-ent combination of go-saas,gin,ent(sqlite)
• go-saas-kit Microservice architecture starter kit for golang sass project

Documentation

Refer to wiki

References

https://docs.microsoft.com/en-us/azure/azure-sql/database/saas-tenancy-app-design-patterns