replace clickhouse driver to the official one

refactor code
fix bug: miss time import (#36 )
2020-09-03 16:58:31 +08:00 · 2020-09-03 14:00:09 +08:00 · 2020-09-03 13:57:28 +08:00 · 2020-09-03 10:15:14 +08:00 · 2020-09-03 08:34:11 +08:00 · 2020-09-02 15:14:27 +08:00
45 changed files with 1448 additions and 34 deletions
--- a/core/stores/clickhouse/clickhouse.go
+++ b/core/stores/clickhouse/clickhouse.go
@@ -1,7 +1,7 @@
 package clickhouse

 import (
-	_ "github.com/kshvakov/clickhouse"
+	_ "github.com/ClickHouse/clickhouse-go"
 	"github.com/tal-tech/go-zero/core/stores/sqlx"
 )

--- a/doc/images/shorturl-api.png
+++ b/doc/images/shorturl-api.png
--- a/doc/images/shorturl-model.png
+++ b/doc/images/shorturl-model.png
--- a/doc/images/shorturl-rpc.png
+++ b/doc/images/shorturl-rpc.png
--- a/doc/shorturl.md
+++ b/doc/shorturl.md
@@ -36,21 +36,39 @@
 * 这里只用了`Transform RPC`一个微服务，并不是说API Gateway只能调用一个微服务，只是为了最简演示API Gateway如何调用RPC微服务而已
 * 在真正项目里要尽可能每个微服务使用自己的数据库，数据边界要清晰

-## 3. 准备工作
+## 3. goctl各层代码生成一览
+
+所有绿色背景的功能模块是自动生成的，按需激活，红色模块是需要自己写的，也就是增加下依赖，编写业务特有逻辑，各层示意图分别如下：
+
+* API Gateway
+
+  <img src="images/shorturl-api.png" alt="api" width="800" />
+
+* RPC
+
+  <img src="images/shorturl-rpc.png" alt="架构图" width="800" />
+
+* model
+
+  <img src="images/shorturl-model.png" alt="model" width="800" />
+
+下面我们来一起完整走一遍快速构建微服务的流程，Let’s `Go`!🏃‍♂️
+
+## 4. 准备工作

 * 安装etcd, mysql, redis

 * 安装goctl工具

  ```shell
-  export GO111MODULE=on export GOPROXY=https://goproxy.cn/,direct go get github.com/tal-tech/go-zero/tools/goctl
+  GO111MODULE=on GOPROXY=https://goproxy.cn/,direct go get github.com/tal-tech/go-zero/tools/goctl
  ```

 * 创建工作目录`shorturl`

 * 在`shorturl`目录下执行`go mod init shorturl`初始化`go.mod`

-## 4. 编写API Gateway代码
+## 5. 编写API Gateway代码

 * 通过goctl生成`api/shorturl.api`并编辑，为了简洁，去除了文件开头的`info`，代码如下：

@@ -161,7 +179,7 @@

 * 到这里，你已经可以通过goctl生成客户端代码给客户端同学并行开发了，支持多种语言，详见文档

-## 5. 编写transform rpc服务
+## 6. 编写transform rpc服务

 * 在`rpc/transform`目录下编写`transform.proto`文件

@@ -241,7 +259,7 @@

  `etc/transform.yaml`文件里可以修改侦听端口等配置

-## 6. 修改API Gateway代码调用transform rpc服务
+## 7. 修改API Gateway代码调用transform rpc服务

 * 修改配置文件`shorturl-api.yaml`，增加如下内容

@@ -328,7 +346,7 @@

  至此，API Gateway修改完成，虽然贴的代码多，但是期中修改的是很少的一部分，为了方便理解上下文，我贴了完整代码，接下来处理CRUD+cache

-## 7. 定义数据库表结构，并生成CRUD+cache代码
+## 8. 定义数据库表结构，并生成CRUD+cache代码

 * shorturl下创建`rpc/transform/model`目录：`mkdir -p rpc/transform/model`

@@ -370,7 +388,7 @@
  └── vars.go                       // 定义常量和变量
  ```

-## 8. 修改shorten/expand rpc代码调用crud+cache代码
+## 9. 修改shorten/expand rpc代码调用crud+cache代码

 * 修改`rpc/transform/etc/transform.yaml`，增加如下内容：

@@ -452,7 +470,7 @@

  至此代码修改完成，凡事手动修改的代码我加了标注

-## 9. 完整调用演示
+## 10. 完整调用演示

 * shorten api调用

@@ -488,7 +506,7 @@
  {"url":"http://www.xiaoheiban.cn"}
  ```

-## 10. Benchmark
+## 11. Benchmark

 因为写入依赖于mysql的写入速度，就相当于压mysql了，所以压测只测试了expand接口，相当于从mysql里读取并利用缓存，shorten.lua里随机从db里获取了100个热key来生成压测请求

@@ -496,7 +514,7 @@

 可以看出在我的MacBook Pro上能达到3万+的qps。

-## 11. 总结
+## 12. 总结

 我们一直强调**工具大于约定和文档**。

@@ -504,4 +522,7 @@ go-zero不只是一个框架，更是一个建立在框架+工具基础上的，

 我们在保持简单的同时也尽可能把微服务治理的复杂度封装到了框架内部，极大的降低了开发人员的心智负担，使得业务开发得以快速推进。

-通过go-zero+goctl生成的代码，包含了微服务治理的各种组件，包括：并发控制、自适应熔断、自适应降载、自动缓存控制等，可以轻松部署以承载巨大访问量。
+通过go-zero+goctl生成的代码，包含了微服务治理的各种组件，包括：并发控制、自适应熔断、自适应降载、自动缓存控制等，可以轻松部署以承载巨大访问量。
+
+有任何好的提升工程效率的想法，随时欢迎交流！👏
+
--- a/example/shorturl/api/etc/shorturl-api.yaml
+++ b/example/shorturl/api/etc/shorturl-api.yaml
@@ -0,0 +1,3 @@
+Name: shorturl-api
+Host: 0.0.0.0
+Port: 8888
--- a/example/shorturl/api/internal/config/config.go
+++ b/example/shorturl/api/internal/config/config.go
@@ -0,0 +1,7 @@
+package config
+
+import "github.com/tal-tech/go-zero/rest"
+
+type Config struct {
+	rest.RestConf
+}
--- a/example/shorturl/api/internal/handler/expandhandler.go
+++ b/example/shorturl/api/internal/handler/expandhandler.go
@@ -0,0 +1,29 @@
+package handler
+
+import (
+	"net/http"
+
+	"shorturl/api/internal/logic"
+	"shorturl/api/internal/svc"
+	"shorturl/api/internal/types"
+
+	"github.com/tal-tech/go-zero/rest/httpx"
+)
+
+func expandHandler(ctx *svc.ServiceContext) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		var req types.ExpandReq
+		if err := httpx.Parse(r, &req); err != nil {
+			httpx.Error(w, err)
+			return
+		}
+
+		l := logic.NewExpandLogic(r.Context(), ctx)
+		resp, err := l.Expand(req)
+		if err != nil {
+			httpx.Error(w, err)
+		} else {
+			httpx.WriteJson(w, http.StatusOK, resp)
+		}
+	}
+}
--- a/example/shorturl/api/internal/handler/routes.go
+++ b/example/shorturl/api/internal/handler/routes.go
@@ -0,0 +1,25 @@
+// DO NOT EDIT, generated by goctl
+package handler
+
+import (
+	"net/http"
+
+	"shorturl/api/internal/svc"
+
+	"github.com/tal-tech/go-zero/rest"
+)
+
+func RegisterHandlers(engine *rest.Server, serverCtx *svc.ServiceContext) {
+	engine.AddRoutes([]rest.Route{
+		{
+			Method:  http.MethodGet,
+			Path:    "/shorten",
+			Handler: shortenHandler(serverCtx),
+		},
+		{
+			Method:  http.MethodGet,
+			Path:    "/expand",
+			Handler: expandHandler(serverCtx),
+		},
+	})
+}
--- a/example/shorturl/api/internal/handler/shortenhandler.go
+++ b/example/shorturl/api/internal/handler/shortenhandler.go
@@ -0,0 +1,29 @@
+package handler
+
+import (
+	"net/http"
+
+	"shorturl/api/internal/logic"
+	"shorturl/api/internal/svc"
+	"shorturl/api/internal/types"
+
+	"github.com/tal-tech/go-zero/rest/httpx"
+)
+
+func shortenHandler(ctx *svc.ServiceContext) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		var req types.ShortenReq
+		if err := httpx.Parse(r, &req); err != nil {
+			httpx.Error(w, err)
+			return
+		}
+
+		l := logic.NewShortenLogic(r.Context(), ctx)
+		resp, err := l.Shorten(req)
+		if err != nil {
+			httpx.Error(w, err)
+		} else {
+			httpx.WriteJson(w, http.StatusOK, resp)
+		}
+	}
+}
--- a/example/shorturl/api/internal/logic/expandlogic.go
+++ b/example/shorturl/api/internal/logic/expandlogic.go
@@ -0,0 +1,28 @@
+package logic
+
+import (
+	"context"
+
+	"shorturl/api/internal/svc"
+	"shorturl/api/internal/types"
+
+	"github.com/tal-tech/go-zero/core/logx"
+)
+
+type ExpandLogic struct {
+	logx.Logger
+	ctx    context.Context
+	svcCtx *svc.ServiceContext
+}
+
+func NewExpandLogic(ctx context.Context, svcCtx *svc.ServiceContext) ExpandLogic {
+	return ExpandLogic{
+		Logger: logx.WithContext(ctx),
+		ctx:    ctx,
+		svcCtx: svcCtx,
+	}
+}
+
+func (l *ExpandLogic) Expand(req types.ExpandReq) (*types.ExpandResp, error) {
+	return &types.ExpandResp{}, nil
+}
--- a/example/shorturl/api/internal/logic/shortenlogic.go
+++ b/example/shorturl/api/internal/logic/shortenlogic.go
@@ -0,0 +1,28 @@
+package logic
+
+import (
+	"context"
+
+	"shorturl/api/internal/svc"
+	"shorturl/api/internal/types"
+
+	"github.com/tal-tech/go-zero/core/logx"
+)
+
+type ShortenLogic struct {
+	logx.Logger
+	ctx    context.Context
+	svcCtx *svc.ServiceContext
+}
+
+func NewShortenLogic(ctx context.Context, svcCtx *svc.ServiceContext) ShortenLogic {
+	return ShortenLogic{
+		Logger: logx.WithContext(ctx),
+		ctx:    ctx,
+		svcCtx: svcCtx,
+	}
+}
+
+func (l *ShortenLogic) Shorten(req types.ShortenReq) (*types.ShortenResp, error) {
+	return &types.ShortenResp{}, nil
+}
--- a/example/shorturl/api/internal/svc/servicecontext.go
+++ b/example/shorturl/api/internal/svc/servicecontext.go
@@ -0,0 +1,11 @@
+package svc
+
+import "shorturl/api/internal/config"
+
+type ServiceContext struct {
+	Config config.Config
+}
+
+func NewServiceContext(c config.Config) *ServiceContext {
+	return &ServiceContext{Config: c}
+}
--- a/example/shorturl/api/internal/types/types.go
+++ b/example/shorturl/api/internal/types/types.go
@@ -0,0 +1,18 @@
+// DO NOT EDIT, generated by goctl
+package types
+
+type ExpandReq struct {
+	Shorten string `form:"shorten"`
+}
+
+type ExpandResp struct {
+	Url string `json:"url"`
+}
+
+type ShortenReq struct {
+	Url string `form:"url"`
+}
+
+type ShortenResp struct {
+	Shorten string `json:"shorten"`
+}
--- a/example/shorturl/api/shorturl.api
+++ b/example/shorturl/api/shorturl.api
@@ -0,0 +1,33 @@
+
+
+type (
+	expandReq struct {
+		shorten string `form:"shorten"`
+	}
+
+	expandResp struct {
+		url string `json:"url"`
+	}
+)
+
+type (
+	shortenReq struct {
+		url string `form:"url"`
+	}
+
+	shortenResp struct {
+		shorten string `json:"shorten"`
+	}
+)
+
+service shorturl-api {
+	@server(
+		handler: ShortenHandler
+	)
+	get /shorten(shortenReq) returns(shortenResp)
+
+	@server(
+		handler: ExpandHandler
+	)
+	get /expand(expandReq) returns(expandResp)
+}
--- a/example/shorturl/api/shorturl.go
+++ b/example/shorturl/api/shorturl.go
@@ -0,0 +1,28 @@
+package main
+
+import (
+	"flag"
+
+	"shorturl/api/internal/config"
+	"shorturl/api/internal/handler"
+	"shorturl/api/internal/svc"
+
+	"github.com/tal-tech/go-zero/core/conf"
+	"github.com/tal-tech/go-zero/rest"
+)
+
+var configFile = flag.String("f", "etc/shorturl-api.yaml", "the config file")
+
+func main() {
+	flag.Parse()
+
+	var c config.Config
+	conf.MustLoad(*configFile, &c)
+
+	ctx := svc.NewServiceContext(c)
+	server := rest.MustNewServer(c.RestConf)
+	defer server.Stop()
+
+	handler.RegisterHandlers(server, ctx)
+	server.Start()
+}
--- a/example/shorturl/go.mod
+++ b/example/shorturl/go.mod
@@ -0,0 +1,11 @@
+module shorturl
+
+go 1.15
+
+require (
+	github.com/golang/mock v1.4.3
+	github.com/golang/protobuf v1.4.2
+	github.com/tal-tech/go-zero v1.0.7
+	golang.org/x/net v0.0.0-20200707034311-ab3426394381
+	google.golang.org/grpc v1.29.1
+)
--- a/example/shorturl/go.sum
+++ b/example/shorturl/go.sum
@@ -0,0 +1,360 @@
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--- a/example/shorturl/rpc/transform/etc/transform.yaml
+++ b/example/shorturl/rpc/transform/etc/transform.yaml
@@ -0,0 +1,12 @@
+Name: transform.rpc
+Log:
+  Mode: console
+ListenOn: 127.0.0.1:8081
+Etcd:
+  Hosts:
+  - 127.0.0.1:2379
+  Key: transform.rpc
+DataSource: root:@tcp(localhost:3306)/gozero
+Table: shorturl
+Cache:
+  - Host: localhost:6379
--- a/example/shorturl/rpc/transform/internal/config/config.go
+++ b/example/shorturl/rpc/transform/internal/config/config.go
@@ -0,0 +1,13 @@
+package config
+
+import (
+	"github.com/tal-tech/go-zero/core/stores/cache"
+	"github.com/tal-tech/go-zero/rpcx"
+)
+
+type Config struct {
+	rpcx.RpcServerConf
+	DataSource string
+	Table      string
+	Cache      cache.CacheConf
+}
--- a/example/shorturl/rpc/transform/internal/logic/expandlogic.go
+++ b/example/shorturl/rpc/transform/internal/logic/expandlogic.go
@@ -0,0 +1,35 @@
+package logic
+
+import (
+	"context"
+
+	"shorturl/rpc/transform/internal/svc"
+	transform "shorturl/rpc/transform/pb"
+
+	"github.com/tal-tech/go-zero/core/logx"
+)
+
+type ExpandLogic struct {
+	logx.Logger
+	ctx    context.Context
+	svcCtx *svc.ServiceContext
+}
+
+func NewExpandLogic(ctx context.Context, svcCtx *svc.ServiceContext) *ExpandLogic {
+	return &ExpandLogic{
+		Logger: logx.WithContext(ctx),
+		ctx:    ctx,
+		svcCtx: svcCtx,
+	}
+}
+
+func (l *ExpandLogic) Expand(in *transform.ExpandReq) (*transform.ExpandResp, error) {
+	res, err := l.svcCtx.Model.FindOne(in.Shorten)
+	if err != nil {
+		return nil, err
+	}
+
+	return &transform.ExpandResp{
+		Url: res.Url,
+	}, nil
+}
--- a/example/shorturl/rpc/transform/internal/logic/shortenlogic.go
+++ b/example/shorturl/rpc/transform/internal/logic/shortenlogic.go
@@ -0,0 +1,41 @@
+package logic
+
+import (
+	"context"
+
+	"shorturl/rpc/transform/internal/svc"
+	"shorturl/rpc/transform/model"
+	transform "shorturl/rpc/transform/pb"
+
+	"github.com/tal-tech/go-zero/core/hash"
+	"github.com/tal-tech/go-zero/core/logx"
+)
+
+type ShortenLogic struct {
+	logx.Logger
+	ctx    context.Context
+	svcCtx *svc.ServiceContext
+}
+
+func NewShortenLogic(ctx context.Context, svcCtx *svc.ServiceContext) *ShortenLogic {
+	return &ShortenLogic{
+		Logger: logx.WithContext(ctx),
+		ctx:    ctx,
+		svcCtx: svcCtx,
+	}
+}
+
+func (l *ShortenLogic) Shorten(in *transform.ShortenReq) (*transform.ShortenResp, error) {
+	key := hash.Md5Hex([]byte(in.Url))[:6]
+	_, err := l.svcCtx.Model.Insert(model.Shorturl{
+		Shorten: key,
+		Url:     in.Url,
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	return &transform.ShortenResp{
+		Shorten: key,
+	}, nil
+}
--- a/example/shorturl/rpc/transform/internal/server/transformerserver.go
+++ b/example/shorturl/rpc/transform/internal/server/transformerserver.go
@@ -0,0 +1,32 @@
+// Code generated by goctl. DO NOT EDIT!
+// Source: transform.proto
+
+package server
+
+import (
+	"context"
+
+	"shorturl/rpc/transform/internal/logic"
+	"shorturl/rpc/transform/internal/svc"
+	transform "shorturl/rpc/transform/pb"
+)
+
+type TransformerServer struct {
+	svcCtx *svc.ServiceContext
+}
+
+func NewTransformerServer(svcCtx *svc.ServiceContext) *TransformerServer {
+	return &TransformerServer{
+		svcCtx: svcCtx,
+	}
+}
+
+func (s *TransformerServer) Expand(ctx context.Context, in *transform.ExpandReq) (*transform.ExpandResp, error) {
+	l := logic.NewExpandLogic(ctx, s.svcCtx)
+	return l.Expand(in)
+}
+
+func (s *TransformerServer) Shorten(ctx context.Context, in *transform.ShortenReq) (*transform.ShortenResp, error) {
+	l := logic.NewShortenLogic(ctx, s.svcCtx)
+	return l.Shorten(in)
+}
--- a/example/shorturl/rpc/transform/internal/svc/servicecontext.go
+++ b/example/shorturl/rpc/transform/internal/svc/servicecontext.go
@@ -0,0 +1,20 @@
+package svc
+
+import (
+	"shorturl/rpc/transform/internal/config"
+	"shorturl/rpc/transform/model"
+
+	"github.com/tal-tech/go-zero/core/stores/sqlx"
+)
+
+type ServiceContext struct {
+	c     config.Config
+	Model *model.ShorturlModel
+}
+
+func NewServiceContext(c config.Config) *ServiceContext {
+	return &ServiceContext{
+		c:     c,
+		Model: model.NewShorturlModel(sqlx.NewMysql(c.DataSource), c.Cache, c.Table),
+	}
+}
--- a/example/shorturl/rpc/transform/model/shorturl.sql
+++ b/example/shorturl/rpc/transform/model/shorturl.sql
@@ -0,0 +1,6 @@
+CREATE TABLE `shorturl`
+(
+  `shorten` varchar(255) NOT NULL COMMENT 'shorten key',
+  `url` varchar(255) NOT NULL COMMENT 'original url',
+  PRIMARY KEY(`shorten`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;
--- a/example/shorturl/rpc/transform/model/shorturlmodel.go
+++ b/example/shorturl/rpc/transform/model/shorturlmodel.go
@@ -0,0 +1,86 @@
+package model
+
+import (
+	"database/sql"
+	"fmt"
+	"strings"
+
+	"github.com/tal-tech/go-zero/core/stores/cache"
+	"github.com/tal-tech/go-zero/core/stores/sqlc"
+	"github.com/tal-tech/go-zero/core/stores/sqlx"
+	"github.com/tal-tech/go-zero/core/stringx"
+	"github.com/tal-tech/go-zero/tools/goctl/model/sql/builderx"
+)
+
+var (
+	shorturlFieldNames          = builderx.FieldNames(&Shorturl{})
+	shorturlRows                = strings.Join(shorturlFieldNames, ",")
+	shorturlRowsExpectAutoSet   = strings.Join(stringx.Remove(shorturlFieldNames, "create_time", "update_time"), ",")
+	shorturlRowsWithPlaceHolder = strings.Join(stringx.Remove(shorturlFieldNames, "shorten", "create_time", "update_time"), "=?,") + "=?"
+
+	cacheShorturlShortenPrefix = "cache#Shorturl#shorten#"
+)
+
+type (
+	ShorturlModel struct {
+		sqlc.CachedConn
+		table string
+	}
+
+	Shorturl struct {
+		Shorten string `db:"shorten"` // shorten key
+		Url     string `db:"url"`     // original url
+	}
+)
+
+func NewShorturlModel(conn sqlx.SqlConn, c cache.CacheConf, table string) *ShorturlModel {
+	return &ShorturlModel{
+		CachedConn: sqlc.NewConn(conn, c),
+		table:      table,
+	}
+}
+
+func (m *ShorturlModel) Insert(data Shorturl) (sql.Result, error) {
+	query := `insert into ` + m.table + ` (` + shorturlRowsExpectAutoSet + `) values (?, ?)`
+	return m.ExecNoCache(query, data.Shorten, data.Url)
+}
+
+func (m *ShorturlModel) FindOne(shorten string) (*Shorturl, error) {
+	shorturlShortenKey := fmt.Sprintf("%s%v", cacheShorturlShortenPrefix, shorten)
+	var resp Shorturl
+	err := m.QueryRow(&resp, shorturlShortenKey, func(conn sqlx.SqlConn, v interface{}) error {
+		query := `select ` + shorturlRows + ` from ` + m.table + ` where shorten = ? limit 1`
+		return conn.QueryRow(v, query, shorten)
+	})
+	switch err {
+	case nil:
+		return &resp, nil
+	case sqlc.ErrNotFound:
+		return nil, ErrNotFound
+	default:
+		return nil, err
+	}
+}
+
+func (m *ShorturlModel) Update(data Shorturl) error {
+	shorturlShortenKey := fmt.Sprintf("%s%v", cacheShorturlShortenPrefix, data.Shorten)
+	_, err := m.Exec(func(conn sqlx.SqlConn) (result sql.Result, err error) {
+		query := `update ` + m.table + ` set ` + shorturlRowsWithPlaceHolder + ` where shorten = ?`
+		return conn.Exec(query, data.Url, data.Shorten)
+	}, shorturlShortenKey)
+	return err
+}
+
+func (m *ShorturlModel) Delete(shorten string) error {
+	_, err := m.FindOne(shorten)
+	if err != nil {
+		return err
+	}
+
+	shorturlShortenKey := fmt.Sprintf("%s%v", cacheShorturlShortenPrefix, shorten)
+	_, err = m.Exec(func(conn sqlx.SqlConn) (result sql.Result, err error) {
+		query := `delete from ` + m.table + ` where shorten = ?`
+		return conn.Exec(query, shorten)
+	}, shorturlShortenKey)
+	return err
+}
--- a/example/shorturl/rpc/transform/model/vars.go
+++ b/example/shorturl/rpc/transform/model/vars.go
@@ -0,0 +1,5 @@
+package model
+
+import "github.com/tal-tech/go-zero/core/stores/sqlx"
+
+var ErrNotFound = sqlx.ErrNotFound
--- a/example/shorturl/rpc/transform/pb/transform.pb.go
+++ b/example/shorturl/rpc/transform/pb/transform.pb.go
@@ -0,0 +1,230 @@
+// Code generated by protoc-gen-go.
+// source: transform.proto
+// DO NOT EDIT!
+
+/*
+Package transform is a generated protocol buffer package.
+
+It is generated from these files:
+	transform.proto
+
+It has these top-level messages:
+	ExpandReq
+	ExpandResp
+	ShortenReq
+	ShortenResp
+*/
+package transform
+
+import proto "github.com/golang/protobuf/proto"
+import fmt "fmt"
+import math "math"
+
+import (
+	context "golang.org/x/net/context"
+	grpc "google.golang.org/grpc"
+)
+
+// Reference imports to suppress errors if they are not otherwise used.
+var _ = proto.Marshal
+var _ = fmt.Errorf
+var _ = math.Inf
+
+// This is a compile-time assertion to ensure that this generated file
+// is compatible with the proto package it is being compiled against.
+// A compilation error at this line likely means your copy of the
+// proto package needs to be updated.
+const _ = proto.ProtoPackageIsVersion2 // please upgrade the proto package
+
+type ExpandReq struct {
+	Shorten string `protobuf:"bytes,1,opt,name=shorten" json:"shorten,omitempty"`
+}
+
+func (m *ExpandReq) Reset()                    { *m = ExpandReq{} }
+func (m *ExpandReq) String() string            { return proto.CompactTextString(m) }
+func (*ExpandReq) ProtoMessage()               {}
+func (*ExpandReq) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{0} }
+
+func (m *ExpandReq) GetShorten() string {
+	if m != nil {
+		return m.Shorten
+	}
+	return ""
+}
+
+type ExpandResp struct {
+	Url string `protobuf:"bytes,1,opt,name=url" json:"url,omitempty"`
+}
+
+func (m *ExpandResp) Reset()                    { *m = ExpandResp{} }
+func (m *ExpandResp) String() string            { return proto.CompactTextString(m) }
+func (*ExpandResp) ProtoMessage()               {}
+func (*ExpandResp) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{1} }
+
+func (m *ExpandResp) GetUrl() string {
+	if m != nil {
+		return m.Url
+	}
+	return ""
+}
+
+type ShortenReq struct {
+	Url string `protobuf:"bytes,1,opt,name=url" json:"url,omitempty"`
+}
+
+func (m *ShortenReq) Reset()                    { *m = ShortenReq{} }
+func (m *ShortenReq) String() string            { return proto.CompactTextString(m) }
+func (*ShortenReq) ProtoMessage()               {}
+func (*ShortenReq) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{2} }
+
+func (m *ShortenReq) GetUrl() string {
+	if m != nil {
+		return m.Url
+	}
+	return ""
+}
+
+type ShortenResp struct {
+	Shorten string `protobuf:"bytes,1,opt,name=shorten" json:"shorten,omitempty"`
+}
+
+func (m *ShortenResp) Reset()                    { *m = ShortenResp{} }
+func (m *ShortenResp) String() string            { return proto.CompactTextString(m) }
+func (*ShortenResp) ProtoMessage()               {}
+func (*ShortenResp) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{3} }
+
+func (m *ShortenResp) GetShorten() string {
+	if m != nil {
+		return m.Shorten
+	}
+	return ""
+}
+
+func init() {
+	proto.RegisterType((*ExpandReq)(nil), "transform.expandReq")
+	proto.RegisterType((*ExpandResp)(nil), "transform.expandResp")
+	proto.RegisterType((*ShortenReq)(nil), "transform.shortenReq")
+	proto.RegisterType((*ShortenResp)(nil), "transform.shortenResp")
+}
+
+// Reference imports to suppress errors if they are not otherwise used.
+var _ context.Context
+var _ grpc.ClientConn
+
+// This is a compile-time assertion to ensure that this generated file
+// is compatible with the grpc package it is being compiled against.
+const _ = grpc.SupportPackageIsVersion4
+
+// Client API for Transformer service
+
+type TransformerClient interface {
+	Expand(ctx context.Context, in *ExpandReq, opts ...grpc.CallOption) (*ExpandResp, error)
+	Shorten(ctx context.Context, in *ShortenReq, opts ...grpc.CallOption) (*ShortenResp, error)
+}
+
+type transformerClient struct {
+	cc *grpc.ClientConn
+}
+
+func NewTransformerClient(cc *grpc.ClientConn) TransformerClient {
+	return &transformerClient{cc}
+}
+
+func (c *transformerClient) Expand(ctx context.Context, in *ExpandReq, opts ...grpc.CallOption) (*ExpandResp, error) {
+	out := new(ExpandResp)
+	err := grpc.Invoke(ctx, "/transform.transformer/expand", in, out, c.cc, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *transformerClient) Shorten(ctx context.Context, in *ShortenReq, opts ...grpc.CallOption) (*ShortenResp, error) {
+	out := new(ShortenResp)
+	err := grpc.Invoke(ctx, "/transform.transformer/shorten", in, out, c.cc, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+// Server API for Transformer service
+
+type TransformerServer interface {
+	Expand(context.Context, *ExpandReq) (*ExpandResp, error)
+	Shorten(context.Context, *ShortenReq) (*ShortenResp, error)
+}
+
+func RegisterTransformerServer(s *grpc.Server, srv TransformerServer) {
+	s.RegisterService(&_Transformer_serviceDesc, srv)
+}
+
+func _Transformer_Expand_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(ExpandReq)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(TransformerServer).Expand(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/transform.transformer/Expand",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(TransformerServer).Expand(ctx, req.(*ExpandReq))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _Transformer_Shorten_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(ShortenReq)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(TransformerServer).Shorten(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/transform.transformer/Shorten",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(TransformerServer).Shorten(ctx, req.(*ShortenReq))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+var _Transformer_serviceDesc = grpc.ServiceDesc{
+	ServiceName: "transform.transformer",
+	HandlerType: (*TransformerServer)(nil),
+	Methods: []grpc.MethodDesc{
+		{
+			MethodName: "expand",
+			Handler:    _Transformer_Expand_Handler,
+		},
+		{
+			MethodName: "shorten",
+			Handler:    _Transformer_Shorten_Handler,
+		},
+	},
+	Streams:  []grpc.StreamDesc{},
+	Metadata: "transform.proto",
+}
+
+func init() { proto.RegisterFile("transform.proto", fileDescriptor0) }
+
+var fileDescriptor0 = []byte{
+	// 163 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x09, 0x6e, 0x88, 0x02, 0xff, 0xe2, 0xe2, 0x2f, 0x29, 0x4a, 0xcc,
+	0x2b, 0x4e, 0xcb, 0x2f, 0xca, 0xd5, 0x2b, 0x28, 0xca, 0x2f, 0xc9, 0x17, 0xe2, 0x84, 0x0b, 0x28,
+	0xa9, 0x72, 0x71, 0xa6, 0x56, 0x14, 0x24, 0xe6, 0xa5, 0x04, 0xa5, 0x16, 0x0a, 0x49, 0x70, 0xb1,
+	0x17, 0x67, 0xe4, 0x17, 0x95, 0xa4, 0xe6, 0x49, 0x30, 0x2a, 0x30, 0x6a, 0x70, 0x06, 0xc1, 0xb8,
+	0x4a, 0x72, 0x5c, 0x5c, 0x30, 0x65, 0xc5, 0x05, 0x42, 0x02, 0x5c, 0xcc, 0xa5, 0x45, 0x39, 0x50,
+	0x35, 0x20, 0x26, 0x48, 0x1e, 0xaa, 0x14, 0x64, 0x0e, 0xa6, 0xbc, 0x3a, 0x17, 0x37, 0x5c, 0xbe,
+	0xb8, 0x00, 0xb7, 0x45, 0x46, 0x75, 0x5c, 0xdc, 0x70, 0xc7, 0xa5, 0x16, 0x09, 0x99, 0x72, 0xb1,
+	0x41, 0xec, 0x15, 0x12, 0xd1, 0x43, 0xf8, 0x02, 0xee, 0x62, 0x29, 0x51, 0x2c, 0xa2, 0xc5, 0x05,
+	0x42, 0x16, 0x70, 0xf3, 0x85, 0x90, 0x55, 0x20, 0x9c, 0x28, 0x25, 0x86, 0x4d, 0xb8, 0xb8, 0x20,
+	0x89, 0x0d, 0x1c, 0x42, 0xc6, 0x80, 0x00, 0x00, 0x00, 0xff, 0xff, 0x8a, 0x27, 0x78, 0x05, 0x34,
+	0x01, 0x00, 0x00,
+}
--- a/example/shorturl/rpc/transform/transform.go
+++ b/example/shorturl/rpc/transform/transform.go
@@ -0,0 +1,40 @@
+// Code generated by goctl. DO NOT EDIT!
+// Source: transform.proto
+
+package main
+
+import (
+	"flag"
+	"fmt"
+	"log"
+
+	"shorturl/rpc/transform/internal/config"
+	"shorturl/rpc/transform/internal/server"
+	"shorturl/rpc/transform/internal/svc"
+	transform "shorturl/rpc/transform/pb"
+
+	"github.com/tal-tech/go-zero/core/conf"
+	"github.com/tal-tech/go-zero/rpcx"
+	"google.golang.org/grpc"
+)
+
+var configFile = flag.String("f", "etc/transform.yaml", "the config file")
+
+func main() {
+	flag.Parse()
+
+	var c config.Config
+	conf.MustLoad(*configFile, &c)
+	ctx := svc.NewServiceContext(c)
+	transformerSrv := server.NewTransformerServer(ctx)
+
+	s, err := rpcx.NewServer(c.RpcServerConf, func(grpcServer *grpc.Server) {
+		transform.RegisterTransformerServer(grpcServer, transformerSrv)
+	})
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	fmt.Printf("Starting rpc server at %s...\n", c.ListenOn)
+	s.Start()
+}
--- a/example/shorturl/rpc/transform/transform.proto
+++ b/example/shorturl/rpc/transform/transform.proto
@@ -0,0 +1,24 @@
+syntax = "proto3";
+
+package transform;
+
+message expandReq {
+    string shorten = 1;
+}
+
+message expandResp {
+    string url = 1;
+}
+
+message shortenReq {
+    string url = 1;
+}
+
+message shortenResp {
+    string shorten = 1;
+}
+
+service transformer {
+    rpc expand(expandReq) returns(expandResp);
+    rpc shorten(shortenReq) returns(shortenResp);
+}
--- a/example/shorturl/rpc/transform/transformer/transformer.go
+++ b/example/shorturl/rpc/transform/transformer/transformer.go
@@ -0,0 +1,96 @@
+// Code generated by goctl. DO NOT EDIT!
+// Source: transform.proto
+
+//go:generate mockgen -destination ./transformer_mock.go -package transformer -source $GOFILE
+
+package transformer
+
+import (
+	"context"
+
+	transform "shorturl/rpc/transform/pb"
+
+	"github.com/tal-tech/go-zero/core/jsonx"
+	"github.com/tal-tech/go-zero/rpcx"
+)
+
+type (
+	Transformer interface {
+		Expand(ctx context.Context, in *ExpandReq) (*ExpandResp, error)
+		Shorten(ctx context.Context, in *ShortenReq) (*ShortenResp, error)
+	}
+
+	defaultTransformer struct {
+		cli rpcx.Client
+	}
+)
+
+func NewTransformer(cli rpcx.Client) Transformer {
+	return &defaultTransformer{
+		cli: cli,
+	}
+}
+
+func (m *defaultTransformer) Expand(ctx context.Context, in *ExpandReq) (*ExpandResp, error) {
+	var request transform.ExpandReq
+	bts, err := jsonx.Marshal(in)
+	if err != nil {
+		return nil, errJsonConvert
+	}
+
+	err = jsonx.Unmarshal(bts, &request)
+	if err != nil {
+		return nil, errJsonConvert
+	}
+
+	client := transform.NewTransformerClient(m.cli.Conn())
+	resp, err := client.Expand(ctx, &request)
+	if err != nil {
+		return nil, err
+	}
+
+	var ret ExpandResp
+	bts, err = jsonx.Marshal(resp)
+	if err != nil {
+		return nil, errJsonConvert
+	}
+
+	err = jsonx.Unmarshal(bts, &ret)
+	if err != nil {
+		return nil, errJsonConvert
+	}
+
+	return &ret, nil
+}
+
+func (m *defaultTransformer) Shorten(ctx context.Context, in *ShortenReq) (*ShortenResp, error) {
+	var request transform.ShortenReq
+	bts, err := jsonx.Marshal(in)
+	if err != nil {
+		return nil, errJsonConvert
+	}
+
+	err = jsonx.Unmarshal(bts, &request)
+	if err != nil {
+		return nil, errJsonConvert
+	}
+
+	client := transform.NewTransformerClient(m.cli.Conn())
+	resp, err := client.Shorten(ctx, &request)
+	if err != nil {
+		return nil, err
+	}
+
+	var ret ShortenResp
+	bts, err = jsonx.Marshal(resp)
+	if err != nil {
+		return nil, errJsonConvert
+	}
+
+	err = jsonx.Unmarshal(bts, &ret)
+	if err != nil {
+		return nil, errJsonConvert
+	}
+
+	return &ret, nil
+}
--- a/example/shorturl/rpc/transform/transformer/transformer_mock.go
+++ b/example/shorturl/rpc/transform/transformer/transformer_mock.go
@@ -0,0 +1,64 @@
+// Code generated by MockGen. DO NOT EDIT.
+// Source: transformer.go
+
+// Package transformer is a generated GoMock package.
+package transformer
+
+import (
+	context "context"
+	gomock "github.com/golang/mock/gomock"
+	reflect "reflect"
+)
+
+// MockTransformer is a mock of Transformer interface
+type MockTransformer struct {
+	ctrl     *gomock.Controller
+	recorder *MockTransformerMockRecorder
+}
+
+// MockTransformerMockRecorder is the mock recorder for MockTransformer
+type MockTransformerMockRecorder struct {
+	mock *MockTransformer
+}
+
+// NewMockTransformer creates a new mock instance
+func NewMockTransformer(ctrl *gomock.Controller) *MockTransformer {
+	mock := &MockTransformer{ctrl: ctrl}
+	mock.recorder = &MockTransformerMockRecorder{mock}
+	return mock
+}
+
+// EXPECT returns an object that allows the caller to indicate expected use
+func (m *MockTransformer) EXPECT() *MockTransformerMockRecorder {
+	return m.recorder
+}
+
+// Expand mocks base method
+func (m *MockTransformer) Expand(ctx context.Context, in *ExpandReq) (*ExpandResp, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "Expand", ctx, in)
+	ret0, _ := ret[0].(*ExpandResp)
+	ret1, _ := ret[1].(error)
+	return ret0, ret1
+}
+
+// Expand indicates an expected call of Expand
+func (mr *MockTransformerMockRecorder) Expand(ctx, in interface{}) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "Expand", reflect.TypeOf((*MockTransformer)(nil).Expand), ctx, in)
+}
+
+// Shorten mocks base method
+func (m *MockTransformer) Shorten(ctx context.Context, in *ShortenReq) (*ShortenResp, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "Shorten", ctx, in)
+	ret0, _ := ret[0].(*ShortenResp)
+	ret1, _ := ret[1].(error)
+	return ret0, ret1
+}
+
+// Shorten indicates an expected call of Shorten
+func (mr *MockTransformerMockRecorder) Shorten(ctx, in interface{}) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "Shorten", reflect.TypeOf((*MockTransformer)(nil).Shorten), ctx, in)
+}
--- a/example/shorturl/rpc/transform/transformer/types.go
+++ b/example/shorturl/rpc/transform/transformer/types.go
@@ -0,0 +1,26 @@
+// Code generated by goctl. DO NOT EDIT!
+// Source: transform.proto
+
+package transformer
+
+import "errors"
+
+var errJsonConvert = errors.New("json convert error")
+
+type (
+	ExpandReq struct {
+		Shorten string `json:"shorten,omitempty"`
+	}
+
+	ExpandResp struct {
+		Url string `json:"url,omitempty"`
+	}
+
+	ShortenReq struct {
+		Url string `json:"url,omitempty"`
+	}
+
+	ShortenResp struct {
+		Shorten string `json:"shorten,omitempty"`
+	}
+)
--- a/go.mod
+++ b/go.mod
@@ -1,8 +1,9 @@
 module github.com/tal-tech/go-zero

-go 1.14
+go 1.13

 require (
+	github.com/ClickHouse/clickhouse-go v1.4.3
 	github.com/DATA-DOG/go-sqlmock v1.4.1
 	github.com/alicebob/gopher-json v0.0.0-20180125190556-5a6b3ba71ee6 // indirect
 	github.com/alicebob/miniredis v2.5.0+incompatible
@@ -29,7 +30,6 @@ require (
 	github.com/kardianos/osext v0.0.0-20190222173326-2bc1f35cddc0 // indirect
 	github.com/konsorten/go-windows-terminal-sequences v1.0.2 // indirect
 	github.com/kr/pretty v0.2.0 // indirect
-	github.com/kshvakov/clickhouse v1.3.11
 	github.com/lib/pq v1.3.0
 	github.com/logrusorgru/aurora v2.0.3+incompatible
 	github.com/mattn/go-colorable v0.1.6 // indirect
@@ -56,7 +56,7 @@ require (
 	golang.org/x/tools v0.0.0-20200410132612-ae9902aceb98 // indirect
 	google.golang.org/genproto v0.0.0-20200729003335-053ba62fc06f // indirect
 	google.golang.org/grpc v1.29.1
-	google.golang.org/protobuf v1.25.0
+	google.golang.org/protobuf v1.25.0 // indirect
 	gopkg.in/cheggaaa/pb.v1 v1.0.28
 	gopkg.in/yaml.v2 v2.2.8
 	honnef.co/go/tools v0.0.1-2020.1.4 // indirect
--- a/go.sum
+++ b/go.sum
@@ -1,6 +1,8 @@
 cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
 github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
+github.com/ClickHouse/clickhouse-go v1.4.3 h1:iAFMa2UrQdR5bHJ2/yaSLffZkxpcOYQMCUuKeNXGdqc=
+github.com/ClickHouse/clickhouse-go v1.4.3/go.mod h1:EaI/sW7Azgz9UATzd5ZdZHRUhHgv5+JMS9NSr2smCJI=
 github.com/DATA-DOG/go-sqlmock v1.4.1 h1:ThlnYciV1iM/V0OSF/dtkqWb6xo5qITT1TJBG1MRDJM=
 github.com/DATA-DOG/go-sqlmock v1.4.1/go.mod h1:f/Ixk793poVmq4qj/V1dPUg2JEAKC73Q5eFN3EC/SaM=
 github.com/StackExchange/wmi v0.0.0-20170410192909-ea383cf3ba6e/go.mod h1:3eOhrUMpNV+6aFIbp5/iudMxNCF27Vw2OZgy4xEx0Fg=
@@ -74,6 +76,7 @@ github.com/go-ole/go-ole v1.2.1 h1:2lOsA72HgjxAuMlKpFiCbHTvu44PIVkZ5hqm3RSdI/E=
 github.com/go-ole/go-ole v1.2.1/go.mod h1:7FAglXiTm7HKlQRDeOQ6ZNUHidzCWXuZWq/1dTyBNF8=
 github.com/go-redis/redis v6.15.7+incompatible h1:3skhDh95XQMpnqeqNftPkQD9jL9e5e36z/1SUm6dy1U=
 github.com/go-redis/redis v6.15.7+incompatible/go.mod h1:NAIEuMOZ/fxfXJIrKDQDz8wamY7mA7PouImQ2Jvg6kA=
+github.com/go-sql-driver/mysql v1.4.0/go.mod h1:zAC/RDZ24gD3HViQzih4MyKcchzm+sOG5ZlKdlhCg5w=
 github.com/go-sql-driver/mysql v1.5.0 h1:ozyZYNQW3x3HtqT1jira07DN2PArx2v7/mN66gGcHOs=
 github.com/go-sql-driver/mysql v1.5.0/go.mod h1:DCzpHaOWr8IXmIStZouvnhqoel9Qv2LBy8hT2VhHyBg=
 github.com/go-stack/stack v1.8.0 h1:5SgMzNM5HxrEjV0ww2lTmX6E2Izsfxas4+YHWRs3Lsk=
@@ -143,6 +146,7 @@ github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpO
 github.com/iancoleman/strcase v0.0.0-20191112232945-16388991a334 h1:VHgatEHNcBFEB7inlalqfNqw65aNkM1lGX2yt3NmbS8=
 github.com/iancoleman/strcase v0.0.0-20191112232945-16388991a334/go.mod h1:SK73tn/9oHe+/Y0h39VT4UCxmurVJkR5NA7kMEAOgSE=
 github.com/inconshreveable/mousetrap v1.0.0/go.mod h1:PxqpIevigyE2G7u3NXJIT2ANytuPF1OarO4DADm73n8=
+github.com/jmoiron/sqlx v1.2.0/go.mod h1:1FEQNm3xlJgrMD+FBdI9+xvCksHtbpVBBw5dYhBSsks=
 github.com/jonboulle/clockwork v0.1.0 h1:VKV+ZcuP6l3yW9doeqz6ziZGgcynBVQO+obU0+0hcPo=
 github.com/jonboulle/clockwork v0.1.0/go.mod h1:Ii8DK3G1RaLaWxj9trq07+26W01tbo22gdxWY5EU2bo=
 github.com/json-iterator/go v1.1.6/go.mod h1:+SdeFBvtyEkXs7REEP0seUULqWtbJapLOCVDaaPEHmU=
@@ -171,8 +175,7 @@ github.com/kr/pretty v0.2.0/go.mod h1:ipq/a2n7PKx3OHsz4KJII5eveXtPO4qwEXGdVfWzfn
 github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
 github.com/kr/text v0.1.0 h1:45sCR5RtlFHMR4UwH9sdQ5TC8v0qDQCHnXt+kaKSTVE=
 github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
-github.com/kshvakov/clickhouse v1.3.11 h1:dtzTJY0fCA+MWkLyuKZaNPkmSwdX4gh8+Klic9NB1Lw=
-github.com/kshvakov/clickhouse v1.3.11/go.mod h1:/SVBAcqF3u7rxQ9sTWCZwf8jzzvxiZGeQvtmSF2BBEc=
+github.com/lib/pq v1.0.0/go.mod h1:5WUZQaWbwv1U+lTReE5YruASi9Al49XbQIvNi/34Woo=
 github.com/lib/pq v1.3.0 h1:/qkRGz8zljWiDcFvgpwUpwIAPu3r07TDvs3Rws+o/pU=
 github.com/lib/pq v1.3.0/go.mod h1:5WUZQaWbwv1U+lTReE5YruASi9Al49XbQIvNi/34Woo=
 github.com/logrusorgru/aurora v2.0.3+incompatible h1:tOpm7WcpBTn4fjmVfgpQq0EfczGlG91VSDkswnjF5A8=
@@ -192,6 +195,7 @@ github.com/mattn/go-runewidth v0.0.7 h1:Ei8KR0497xHyKJPAv59M1dkC+rOZCMBJ+t3fZ+tw
 github.com/mattn/go-runewidth v0.0.7/go.mod h1:H031xJmbD/WCDINGzjvQ9THkh0rPKHF+m2gUSrubnMI=
 github.com/mattn/go-runewidth v0.0.9 h1:Lm995f3rfxdpd6TSmuVCHVb/QhupuXlYr8sCI/QdE+0=
 github.com/mattn/go-runewidth v0.0.9/go.mod h1:H031xJmbD/WCDINGzjvQ9THkh0rPKHF+m2gUSrubnMI=
+github.com/mattn/go-sqlite3 v1.9.0/go.mod h1:FPy6KqzDD04eiIsT53CuJW3U88zkxoIYsOqkbpncsNc=
 github.com/matttproud/golang_protobuf_extensions v1.0.1 h1:4hp9jkHxhMHkqkrB3Ix0jegS5sx/RkqARlsWZ6pIwiU=
 github.com/matttproud/golang_protobuf_extensions v1.0.1/go.mod h1:D8He9yQNgCq6Z5Ld7szi9bcBfOoFv/3dc6xSMkL2PC0=
 github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
--- a/tools/goctl/api/gogen/genlogic.go
+++ b/tools/goctl/api/gogen/genlogic.go
@@ -20,16 +20,16 @@ import (
 )

 type {{.logic}} struct {
+	logx.Logger
 	ctx    context.Context
 	svcCtx *svc.ServiceContext
-	logx.Logger
 }

 func New{{.logic}}(ctx context.Context, svcCtx *svc.ServiceContext) {{.logic}} {
 	return {{.logic}}{
+		Logger: logx.WithContext(ctx),
 		ctx:    ctx,
 		svcCtx: svcCtx,
-		Logger: logx.WithContext(ctx),
 	}
 }

@@ -57,6 +57,7 @@ func genLogicByRoute(dir string, group spec.Group, route spec.Route) error {
 	if !ok {
 		return fmt.Errorf("missing handler annotation for %q", route.Path)
 	}
+
 	handler = strings.TrimSuffix(handler, "handler")
 	handler = strings.TrimSuffix(handler, "Handler")
 	filename := strings.ToLower(handler)
@@ -65,6 +66,7 @@ func genLogicByRoute(dir string, group spec.Group, route spec.Route) error {
 	if err != nil {
 		return err
 	}
+
 	if !created {
 		return nil
 	}
@@ -74,11 +76,11 @@ func genLogicByRoute(dir string, group spec.Group, route spec.Route) error {
 	if err != nil {
 		return err
 	}
-	imports := genLogicImports(route, parentPkg)

-	responseString := ""
-	returnString := ""
-	requestString := ""
+	imports := genLogicImports(route, parentPkg)
+	var responseString string
+	var returnString string
+	var requestString string
 	if len(route.ResponseType.Name) > 0 {
 		resp := strings.Title(route.ResponseType.Name)
 		responseString = "(*types." + resp + ", error)"
@@ -104,6 +106,7 @@ func genLogicByRoute(dir string, group spec.Group, route spec.Route) error {
 	if err != nil {
 		return err
 	}
+
 	formatCode := formatCode(buffer.String())
 	_, err = fp.WriteString(formatCode)
 	return err
--- a/tools/goctl/api/parser/util.go
+++ b/tools/goctl/api/parser/util.go
@@ -9,7 +9,7 @@ import (
 	"github.com/tal-tech/go-zero/tools/goctl/api/spec"
 )

-// struct匹配
+// struct match
 const typeRegex = `(?m)(?m)(^ *type\s+[a-zA-Z][a-zA-Z0-9_-]+\s+(((struct)\s*?\{[\w\W]*?[^\{]\})|([a-zA-Z][a-zA-Z0-9_-]+)))|(^ *type\s*?\([\w\W]+\}\s*\))`

 var (
--- a/tools/goctl/api/util/annotation.go
+++ b/tools/goctl/api/util/annotation.go
@@ -1,12 +1,16 @@
 package util

-import "github.com/tal-tech/go-zero/tools/goctl/api/spec"
+import (
+	"strings"
+
+	"github.com/tal-tech/go-zero/tools/goctl/api/spec"
+)

 func GetAnnotationValue(annos []spec.Annotation, key, field string) (string, bool) {
 	for _, anno := range annos {
 		if anno.Name == key {
 			value, ok := anno.Properties[field]
-			return value, ok
+			return strings.TrimSpace(value), ok
 		}
 	}
 	return "", false
--- a/tools/goctl/model/sql/gen/delete.go
+++ b/tools/goctl/model/sql/gen/delete.go
@@ -22,7 +22,7 @@ func genDelete(table Table, withCache bool) (string, error) {
 	}
 	var containsIndexCache = false
 	for _, item := range table.Fields {
-		if item.IsKey {
+		if item.IsKey && !item.IsPrimaryKey {
 			containsIndexCache = true
 			break
 		}
--- a/tools/goctl/model/sql/gen/gen.go
+++ b/tools/goctl/model/sql/gen/gen.go
@@ -126,7 +126,12 @@ func (g *defaultGenerator) genModel(in parser.Table, withCache bool) (string, er
 	if err != nil {
 		return "", err
 	}
-	importsCode := genImports(withCache)
+
+	importsCode, err := genImports(withCache, in.ContainsTime())
+	if err != nil {
+		return "", err
+	}
+
 	var table Table
 	table.Table = in
 	table.CacheKey = m
@@ -135,36 +140,44 @@ func (g *defaultGenerator) genModel(in parser.Table, withCache bool) (string, er
 	if err != nil {
 		return "", err
 	}
+
 	typesCode, err := genTypes(table, withCache)
 	if err != nil {
 		return "", err
 	}
+
 	newCode, err := genNew(table, withCache)
 	if err != nil {
 		return "", err
 	}
+
 	insertCode, err := genInsert(table, withCache)
 	if err != nil {
 		return "", err
 	}
+
 	var findCode = make([]string, 0)
 	findOneCode, err := genFindOne(table, withCache)
 	if err != nil {
 		return "", err
 	}
+
 	findOneByFieldCode, err := genFineOneByField(table, withCache)
 	if err != nil {
 		return "", err
 	}
+
 	findCode = append(findCode, findOneCode, findOneByFieldCode)
 	updateCode, err := genUpdate(table, withCache)
 	if err != nil {
 		return "", err
 	}
+
 	deleteCode, err := genDelete(table, withCache)
 	if err != nil {
 		return "", err
 	}
+
 	output, err := t.Execute(map[string]interface{}{
 		"imports": importsCode,
 		"vars":    varsCode,
@@ -178,5 +191,6 @@ func (g *defaultGenerator) genModel(in parser.Table, withCache bool) (string, er
 	if err != nil {
 		return "", err
 	}
+
 	return output.String(), nil
 }
--- a/tools/goctl/model/sql/gen/imports.go
+++ b/tools/goctl/model/sql/gen/imports.go
@@ -2,12 +2,25 @@ package gen

 import (
 	"github.com/tal-tech/go-zero/tools/goctl/model/sql/template"
+	"github.com/tal-tech/go-zero/tools/goctl/util"
 )

-func genImports(withCache bool) string {
+func genImports(withCache, timeImport bool) (string, error) {
 	if withCache {
-		return template.Imports
+		buffer, err := util.With("import").Parse(template.Imports).Execute(map[string]interface{}{
+			"time": timeImport,
+		})
+		if err != nil {
+			return "", err
+		}
+		return buffer.String(), nil
 	} else {
-		return template.ImportsNoCache
+		buffer, err := util.With("import").Parse(template.ImportsNoCache).Execute(map[string]interface{}{
+			"time": timeImport,
+		})
+		if err != nil {
+			return "", err
+		}
+		return buffer.String(), nil
 	}
 }
--- a/tools/goctl/model/sql/parser/parser.go
+++ b/tools/goctl/model/sql/parser/parser.go
@@ -16,16 +16,20 @@ const (
 	spatial
 )

+const timeImport = "time.Time"
+
 type (
 	Table struct {
 		Name       stringx.String
 		PrimaryKey Primary
 		Fields     []Field
 	}
+
 	Primary struct {
 		Field
 		AutoIncrement bool
 	}
+
 	Field struct {
 		Name         stringx.String
 		DataBaseType string
@@ -34,6 +38,7 @@ type (
 		IsPrimaryKey bool
 		Comment      string
 	}
+
 	KeyType int
 )

@@ -135,3 +140,12 @@ func Parse(ddl string) (*Table, error) {
 		Fields:     fields,
 	}, nil
 }
+
+func (t *Table) ContainsTime() bool {
+	for _, item := range t.Fields {
+		if item.DataType == timeImport {
+			return true
+		}
+	}
+	return false
+}
--- a/tools/goctl/model/sql/template/delete.go
+++ b/tools/goctl/model/sql/template/delete.go
@@ -2,7 +2,7 @@ package template

 var Delete = `
 func (m *{{.upperStartCamelObject}}Model) Delete({{.lowerStartCamelPrimaryKey}} {{.dataType}}) error {
-	{{if .withCache}}{{if .containsIndexCache}}_, err:=m.FindOne({{.lowerStartCamelPrimaryKey}})
+	{{if .withCache}}{{if .containsIndexCache}}data, err:=m.FindOne({{.lowerStartCamelPrimaryKey}})
 	if err!=nil{
 		return err
 	}{{end}}
--- a/tools/goctl/model/sql/template/import.go
+++ b/tools/goctl/model/sql/template/import.go
@@ -5,6 +5,7 @@ var (
 	"database/sql"
 	"fmt"
 	"strings"
+	{{if .time}}"time"{{end}}

 	"github.com/tal-tech/go-zero/core/stores/cache"
 	"github.com/tal-tech/go-zero/core/stores/sqlc"
@@ -16,7 +17,7 @@ var (
 	ImportsNoCache = `import (
 	"database/sql"
 	"strings"
-	"time"
+	{{if .time}}"time"{{end}}

 	"github.com/tal-tech/go-zero/core/stores/sqlc"
 	"github.com/tal-tech/go-zero/core/stores/sqlx"
--- a/tools/goctl/util/path.go
+++ b/tools/goctl/util/path.go
@@ -61,7 +61,7 @@ func FindGoModPath(dir string) (string, bool) {
 	for {
 		if FileExists(filepath.Join(tempPath, goModeIdentifier)) {
 			tempPath = filepath.Dir(tempPath)
-			rootPath = absDir[len(tempPath)+1:]
+			rootPath = strings.TrimPrefix(absDir[len(tempPath):], "/")
 			hasGoMod = true
 			break
 		}
Author	SHA1	Message	Date
kevin	55c9c3f3dd	replace clickhouse driver to the official one	2020-09-03 16:58:31 +08:00
kevin	8dd93d59a0	refactor code	2020-09-03 14:00:09 +08:00
Keson	3a4e1cbb33	fix bug: miss time import (#36 ) * add execute files * add protoc-osx * add rpc generation * add rpc generation * add: rpc template generation * optimize gomod cache * add README.md * format error * reactor templatex.go * update project.go & README.md * fix bug: miss time import	2020-09-03 13:57:28 +08:00
kevin	d1129e3974	refactor	2020-09-03 10:15:14 +08:00
Leonard Wang	1e85f74fd8	fix shorturl example code (#35 )	2020-09-03 08:34:11 +08:00
kingxt	33eb2936e8	fix: root path on windows bug (#34 ) * rebase upstream * rebase * trim no need line * trim no need line * trim no need line * fix bug on windows Co-authored-by: kingxt <dream4kingxt@163.com>	2020-09-02 15:14:27 +08:00
kevin	b7a018b33a	add shorturl example code	2020-09-01 16:04:39 +08:00
kevin	ea1c9aa250	support go 1.13	2020-09-01 15:04:01 +08:00
kevin	fbad810cd1	update shorturl doc	2020-09-01 13:46:05 +08:00
kevin	6b15475ccd	update shorturl doc	2020-09-01 13:38:16 +08:00
kingxt	5c0c3ea467	trim space (#31 ) * rebase upstream * rebase * trim no need line * trim no need line * trim no need line * trim space Co-authored-by: kingxt <dream4kingxt@163.com>	2020-09-01 11:46:10 +08:00