base on 7 days golang programs from scratch (web framework Gee, distributed cache GeeCache, object relational mapping ORM framework GeeORM, rpc framework GeeRPC etc) 7天用Go动手写/从零实现系列 # 7 days golang programs from scratch [](https://github.com/geektutu/7days-golang) [](https://mit-license.org/) <details> <summary><strong>README 中文版本</strong></summary> <div> ## 7天用Go从零实现系列 7天能写什么呢？类似 gin 的 web 框架？类似 groupcache 的分布式缓存？或者一个简单的 Python 解释器？希望这个仓库能给你答案。 推荐先阅读 **[Go 语言简明教程](https://geektutu.com/post/quick-golang.html)**，一篇文章了解Go的基本语法、并发编程，依赖管理等内容。 推荐 **[Go 语言笔试面试题](https://geektutu.com/post/qa-golang.html)**，加深对 Go 语言的理解。 推荐 **[Go 语言高性能编程](https://geektutu.com/post/high-performance-go.html)**([项目地址](https://github.com/geektutu/high-performance-go))，写出高性能的 Go 代码。 期待关注我的「[知乎专栏](https://zhuanlan.zhihu.com/geekgo)」和「[微博](http://weibo.com/geektutu)」，查看最近的文章和动态。 ### 7天用Go从零实现Web框架 - Gee [Gee](https://geektutu.com/post/gee.html) 是一个模仿 [gin](https://github.com/gin-gonic/gin) 实现的 Web 框架，[Go Gin简明教程](https://geektutu.com/post/quick-go-gin.html)可以快速入门。 - 第一天：[前置知识(http.Handler接口)](https://geektutu.com/post/gee-day1.html) | [Code](gee-web/day1-http-base) - 第二天：[上下文设计(Context)](https://geektutu.com/post/gee-day2.html) | [Code](gee-web/day2-context) - 第三天：[Trie树路由(Router)](https://geektutu.com/post/gee-day3.html) | [Code](gee-web/day3-router) - 第四天：[分组控制(Group)](https://geektutu.com/post/gee-day4.html) | [Code](gee-web/day4-group) - 第五天：[中间件(Middleware)](https://geektutu.com/post/gee-day5.html) | [Code](gee-web/day5-middleware) - 第六天：[HTML模板(Template)](https://geektutu.com/post/gee-day6.html) | [Code](gee-web/day6-template) - 第七天：[错误恢复(Panic Recover)](https://geektutu.com/post/gee-day7.html) | [Code](gee-web/day7-panic-recover) ### 7天用Go从零实现分布式缓存 GeeCache [GeeCache](https://geektutu.com/post/geecache.html) 是一个模仿 [groupcache](https://github.com/golang/groupcache) 实现的分布式缓存系统 - 第一天：[LRU 缓存淘汰策略](https://geektutu.com/post/geecache-day1.html) | [Code](gee-cache/day1-lru) - 第二天：[单机并发缓存](https://geektutu.com/post/geecache-day2.html) | [Code](gee-cache/day2-single-node) - 第三天：[HTTP 服务端](https://geektutu.com/post/geecache-day3.html) | [Code](gee-cache/day3-http-server) - 第四天：[一致性哈希(Hash)](https://geektutu.com/post/geecache-day4.html) | [Code](gee-cache/day4-consistent-hash) - 第五天：[分布式节点](https://geektutu.com/post/geecache-day5.html) | [Code](gee-cache/day5-multi-nodes) - 第六天：[防止缓存击穿](https://geektutu.com/post/geecache-day6.html) | [Code](gee-cache/day6-single-flight) - 第七天：[使用 Protobuf 通信](https://geektutu.com/post/geecache-day7.html) | [Code](gee-cache/day7-proto-buf) ### 7天用Go从零实现ORM框架 GeeORM [GeeORM](https://geektutu.com/post/geeorm.html) 是一个模仿 [gorm](https://github.com/jinzhu/gorm) 和 [xorm](https://github.com/go-xorm/xorm) 的 ORM 框架 gorm 准备推出完全重写的 v2 版本(目前还在开发中)，相对 gorm-v1 来说，xorm 的设计更容易理解，所以 geeorm 接口设计上主要参考了 xorm，一些细节实现上参考了 gorm。 - 第一天：[database/sql 基础](https://geektutu.com/post/geeorm-day1.html) | [Code](gee-orm/day1-database-sql) - 第二天：[对象表结构映射](https://geektutu.com/post/geeorm-day2.html) | [Code](gee-orm/day2-reflect-schema) - 第三天：[记录新增和查询](https://geektutu.com/post/geeorm-day3.html) | [Code](gee-orm/day3-save-query) - 第四天：[链式操作与更新删除](https://geektutu.com/post/geeorm-day4.html) | [Code](gee-orm/day4-chain-operation) - 第五天：[实现钩子(Hooks)](https://geektutu.com/post/geeorm-day5.html) | [Code](gee-orm/day5-hooks) - 第六天：[支持事务(Transaction)](https://geektutu.com/post/geeorm-day6.html) | [Code](gee-orm/day6-transaction) - 第七天：[数据库迁移(Migrate)](https://geektutu.com/post/geeorm-day7.html) | [Code](gee-orm/day7-migrate) ### 7天用Go从零实现RPC框架 GeeRPC [GeeRPC](https://geektutu.com/post/geerpc.html) 是一个基于 [net/rpc](https://github.com/golang/go/tree/master/src/net/rpc) 开发的 RPC 框架 GeeRPC 是基于 Go 语言标准库 `net/rpc` 实现的，添加了协议交换、服务注册与发现、负载均衡等功能，代码约 1k。 - 第一天 - [服务端与消息编码](https://geektutu.com/post/geerpc-day1.html) | [Code](gee-rpc/day1-codec) - 第二天 - [支持并发与异步的客户端](https://geektutu.com/post/geerpc-day2.html) | [Code](gee-rpc/day2-client) - 第三天 - [服务注册(service register)](https://geektutu.com/post/geerpc-day3.html) | [Code](gee-rpc/day3-service ) - 第四天 - [超时处理(timeout)](https://geektutu.com/post/geerpc-day4.html) | [Code](gee-rpc/day4-timeout ) - 第五天 - [支持HTTP协议](https://geektutu.com/post/geerpc-day5.html) | [Code](gee-rpc/day5-http-debug) - 第六天 - [负载均衡(load balance)](https://geektutu.com/post/geerpc-day6.html) | [Code](gee-rpc/day6-load-balance) - 第七天 - [服务发现与注册中心(registry)](https://geektutu.com/post/geerpc-day7.html) | [Code](gee-rpc/day7-registry) ### WebAssembly 使用示例 具体的实践过程记录在 [Go WebAssembly 简明教程](https://geektutu.com/post/quick-go-wasm.html)。 - 示例一：Hello World | [Code](demo-wasm/hello-world) - 示例二：注册函数 | [Code](demo-wasm/register-functions) - 示例三：操作 DOM | [Code](demo-wasm/manipulate-dom) - 示例四：回调函数 | [Code](demo-wasm/callback) </div> </details> What can be accomplished in 7 days? A gin-like web framework? A distributed cache like groupcache? Or a simple Python interpreter? Hope this repo can give you the answer. ## Web Framework - Gee [Gee](https://geektutu.com/post/gee.html) is a [gin](https://github.com/gin-gonic/gin)-like framework - Day 1 - http.Handler Interface Basic [Code](gee-web/day1-http-base) - Day 2 - Design a Flexiable Context [Code](gee-web/day2-context) - Day 3 - Router with Trie-Tree Algorithm [Code](gee-web/day3-router) - Day 4 - Group Control [Code](gee-web/day4-group) - Day 5 - Middleware Mechanism [Code](gee-web/day5-middleware) - Day 6 - Embeded Template Support [Code](gee-web/day6-template) - Day 7 - Panic Recover & Make it Robust [Code](gee-web/day7-panic-recover) ## Distributed Cache - GeeCache [GeeCache](https://geektutu.com/post/geecache.html) is a [groupcache](https://github.com/golang/groupcache)-like distributed cache - Day 1 - LRU (Least Recently Used) Caching Strategy [Code](gee-cache/day1-lru) - Day 2 - Single Machine Concurrent Cache [Code](gee-cache/day2-single-node) - Day 3 - Launch a HTTP Server [Code](gee-cache/day3-http-server) - Day 4 - Consistent Hash Algorithm [Code](gee-cache/day4-consistent-hash) - Day 5 - Communication between Distributed Nodes [Code](gee-cache/day5-multi-nodes) - Day 6 - Cache Breakdown & Single Flight | [Code](gee-cache/day6-single-flight) - Day 7 - Use Protobuf as RPC Data Exchange Type | [Code](gee-cache/day7-proto-buf) ## Object Relational Mapping - GeeORM [GeeORM](https://geektutu.com/post/geeorm.html) is a [gorm](https://github.com/jinzhu/gorm)-like and [xorm](https://github.com/go-xorm/xorm)-like object relational mapping library Xorm's desgin is easier to understand than gorm-v1, so the main designs references xorm and some detailed implementions references gorm-v1. - Day 1 - database/sql Basic | [Code](gee-orm/day1-database-sql) - Day 2 - Object Schame Mapping | [Code](gee-orm/day2-reflect-schema) - Day 3 - Insert and Query | [Code](gee-orm/day3-save-query) - Day 4 - Chain, Delete and Update | [Code](gee-orm/day4-chain-operation) - Day 5 - Support Hooks | [Code](gee-orm/day5-hooks) - Day 6 - Support Transaction | [Code](gee-orm/day6-transaction) - Day 7 - Migrate Database | [Code](gee-orm/day7-migrate) ## RPC Framework - GeeRPC [GeeRPC](https://geektutu.com/post/geerpc.html) is a [net/rpc](https://github.com/golang/go/tree/master/src/net/rpc)-like RPC framework Based on golang standard library `net/rpc`, GeeRPC implements more features. eg, protocol exchange, service registration and discovery, load balance, etc. - Day 1 - Server Message Codec | [Code](gee-rpc/day1-codec) - Day 2 - Concurrent Client | [Code](gee-rpc/day2-client) - Day 3 - Service Register | [Code](gee-rpc/day3-service ) - Day 4 - Timeout Processing | [Code](gee-rpc/day4-timeout ) - Day 5 - Support HTTP Protocol | [Code](gee-rpc/day5-http-debug) - Day 6 - Load Balance | [Code](gee-rpc/day6-load-balance) - Day 7 - Discovery and Registry | [Code](gee-rpc/day7-registry) ## Golang WebAssembly Demo - Demo 1 - Hello World [Code](demo-wasm/hello-world) - Demo 2 - Register Functions [Code](demo-wasm/register-functions) - Demo 3 - Manipulate DOM [Code](demo-wasm/manipulate-dom) - Demo 4 - Callback [Code](demo-wasm/callback) ", Assign "at most 3 tags" to the expected json: {"id":"923","tags":[]} "only from the tags list I provide: [{"id":77,"name":"3d"},{"id":89,"name":"agent"},{"id":17,"name":"ai"},{"id":54,"name":"algorithm"},{"id":24,"name":"api"},{"id":44,"name":"authentication"},{"id":3,"name":"aws"},{"id":27,"name":"backend"},{"id":60,"name":"benchmark"},{"id":72,"name":"best-practices"},{"id":39,"name":"bitcoin"},{"id":37,"name":"blockchain"},{"id":1,"name":"blog"},{"id":45,"name":"bundler"},{"id":58,"name":"cache"},{"id":21,"name":"chat"},{"id":49,"name":"cicd"},{"id":4,"name":"cli"},{"id":64,"name":"cloud-native"},{"id":48,"name":"cms"},{"id":61,"name":"compiler"},{"id":68,"name":"containerization"},{"id":92,"name":"crm"},{"id":34,"name":"data"},{"id":47,"name":"database"},{"id":8,"name":"declarative-gui "},{"id":9,"name":"deploy-tool"},{"id":53,"name":"desktop-app"},{"id":6,"name":"dev-exp-lib"},{"id":59,"name":"dev-tool"},{"id":13,"name":"ecommerce"},{"id":26,"name":"editor"},{"id":66,"name":"emulator"},{"id":62,"name":"filesystem"},{"id":80,"name":"finance"},{"id":15,"name":"firmware"},{"id":73,"name":"for-fun"},{"id":2,"name":"framework"},{"id":11,"name":"frontend"},{"id":22,"name":"game"},{"id":81,"name":"game-engine "},{"id":23,"name":"graphql"},{"id":84,"name":"gui"},{"id":91,"name":"http"},{"id":5,"name":"http-client"},{"id":51,"name":"iac"},{"id":30,"name":"ide"},{"id":78,"name":"iot"},{"id":40,"name":"json"},{"id":83,"name":"julian"},{"id":38,"name":"k8s"},{"id":31,"name":"language"},{"id":10,"name":"learning-resource"},{"id":33,"name":"lib"},{"id":41,"name":"linter"},{"id":28,"name":"lms"},{"id":16,"name":"logging"},{"id":76,"name":"low-code"},{"id":90,"name":"message-queue"},{"id":42,"name":"mobile-app"},{"id":18,"name":"monitoring"},{"id":36,"name":"networking"},{"id":7,"name":"node-version"},{"id":55,"name":"nosql"},{"id":57,"name":"observability"},{"id":46,"name":"orm"},{"id":52,"name":"os"},{"id":14,"name":"parser"},{"id":74,"name":"react"},{"id":82,"name":"real-time"},{"id":56,"name":"robot"},{"id":65,"name":"runtime"},{"id":32,"name":"sdk"},{"id":71,"name":"search"},{"id":63,"name":"secrets"},{"id":25,"name":"security"},{"id":85,"name":"server"},{"id":86,"name":"serverless"},{"id":70,"name":"storage"},{"id":75,"name":"system-design"},{"id":79,"name":"terminal"},{"id":29,"name":"testing"},{"id":12,"name":"ui"},{"id":50,"name":"ux"},{"id":88,"name":"video"},{"id":20,"name":"web-app"},{"id":35,"name":"web-server"},{"id":43,"name":"webassembly"},{"id":69,"name":"workflow"},{"id":87,"name":"yaml"}]" returns me the "expected json"