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Merge pull request #21 from BadKid90s/revert-20-revert-19-refactor-pa…
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…ckage

Revert "Revert "refactor(main): 重构包管理""
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BadKid90s authored Apr 25, 2024
2 parents 118bde0 + d4de591 commit 2130cba
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Showing 15 changed files with 156 additions and 63 deletions.
101 changes: 93 additions & 8 deletions README.md
Original file line number Diff line number Diff line change
Expand Up @@ -32,8 +32,13 @@ Add and initialize your program and execute it, that's it!
package main

import (
"fmt"
"knife"
"knife/middleware"
"knife/middleware/cache"
"knife/middleware/gzip"
"knife/middleware/logger"
"knife/middleware/proxy"
"knife/middleware/recover"
"log"
"net/http"
"time"
Expand All @@ -43,26 +48,38 @@ func main() {

//Create a middleware chain
//first plan
chain := planOne()
//chain := planOne()

//second plan
//chain := planTwo()

//the third plan
//chain := planThree()

//gzip middleware
//chain := gzipFun()

//cache middleware
//chain := cacheFun()

//cache middleware
chain := loadBalance()

//start serve
_ = http.ListenAndServe(":8080", chain)
err := http.ListenAndServe(":8080", chain)
if err != nil {
panic(err)
}
}

// plan one
func planOne() *knife.Chain {
//create middleware chain
chain := knife.NewChain()
//add logger middleware
chain.Use(middleware.Logger())
chain.Use(logger.Logger())
//add recover middleware
chain.Use(middleware.Recover())
chain.Use(recover.Recover())

//add custom implemented middleware
chain.Use(func(context *knife.Context) {
Expand All @@ -80,7 +97,7 @@ func planOne() *knife.Chain {
// add middleware to the constructor
func planTwo() *knife.Chain {
//create a middleware chain and add logging and error handling middleware
chain := knife.NewChain(middleware.Logger(), middleware.Recover())
chain := knife.NewChain(logger.Logger(), recover.Recover())

//add custom implemented middleware
chain.Use(func(context *knife.Context) {
Expand All @@ -99,8 +116,8 @@ func planTwo() *knife.Chain {
func planThree() *knife.Chain {
//create a middleware chain and use the chain to add logging, error handling, and custom middleware
chain := knife.NewChain().
Use(middleware.Logger()).
Use(middleware.Recover()).
Use(logger.Logger()).
Use(recover.Recover()).
Use(func(context *knife.Context) {
start := time.Now()
defer func() {
Expand All @@ -113,6 +130,74 @@ func planThree() *knife.Chain {
return chain
}

func gzipFun() *knife.Chain {
chain := knife.NewChain().
Use(logger.Logger()).
Use(recover.Recover()).
//Use(middleware.GzipDefault()).
Use(gzip.Gzip(1024)).
Use(func(context *knife.Context) {
data := "Gzip是一种压缩文件格式并且也是一个在类 Unix 上的一种文件解压缩的软件,通常指GNU计划的实现,此处的gzip代表GNU zip。" +
"也经常用来表示gzip这种文件格式。软件的作者是Jean-loup Gailly和Mark Adler。在1992年10月31日第一次公开发布,版本号0.1,1993年2月,发布了1.0版本。" +
"Gzip是一种压缩文件格式并且也是一个在类 Unix 上的一种文件解压缩的软件,通常指GNU计划的实现,此处的gzip代表GNU zip。" +
"也经常用来表示gzip这种文件格式。软件的作者是Jean-loup Gailly和Mark Adler。在1992年10月31日第一次公开发布,版本号0.1,1993年2月,发布了1.0版本。" +
"Gzip是一种压缩文件格式并且也是一个在类 Unix 上的一种文件解压缩的软件,通常指GNU计划的实现,此处的gzip代表GNU zip。" +
"也经常用来表示gzip这种文件格式。软件的作者是Jean-loup Gailly和Mark Adler。在1992年10月31日第一次公开发布,版本号0.1,1993年2月,发布了1.0版本。"
_, err := context.Writer.Write([]byte(data))
if err != nil {
panic(fmt.Sprintf("writer data error %s", err))
}
context.Writer.WriteHeader(http.StatusOK)
})
return chain
}

func cacheFun() *knife.Chain {
chain := knife.NewChain().
Use(logger.Logger()).
Use(recover.Recover()).
Use(cache.Cache(30, 60)).
Use(func(context *knife.Context) {
data := "Hello World"
_, err := context.Writer.Write([]byte(data))
if err != nil {
panic(fmt.Sprintf("writer data error %s", err))
}
context.Writer.WriteHeader(http.StatusOK)
})
return chain
}

func loadBalance() *knife.Chain {
nodes := []*proxy.ServiceNode{
{
Address: "127.0.0.1:8080",
Weight: 1,
},
{
Address: "127.0.0.2:8080",
Weight: 1,
},
{
Address: "127.0.0.3:8080",
Weight: 1,
},
}
chain := knife.NewChain().
Use(logger.Logger()).
Use(recover.Recover()).
Use(proxy.LoadBalanceProxy(proxy.LoadBalanceRandom, nodes)).
Use(func(context *knife.Context) {
data := "Hello World"
_, err := context.Writer.Write([]byte(data))
if err != nil {
panic(fmt.Sprintf("writer data error %s", err))
}
context.Abort(http.StatusOK)
})
return chain
}

```


Expand Down
46 changes: 25 additions & 21 deletions example/base/main.go
Original file line number Diff line number Diff line change
Expand Up @@ -3,7 +3,11 @@ package main
import (
"fmt"
"knife"
"knife/middleware"
"knife/middleware/cache"
"knife/middleware/gzip"
"knife/middleware/logger"
"knife/middleware/proxy"
"knife/middleware/recover"
"log"
"net/http"
"time"
Expand All @@ -22,10 +26,10 @@ func main() {
//chain := planThree()

//gzip middleware
//chain := gzip()
//chain := gzipFun()

//cache middleware
//chain := cache()
//chain := cacheFun()

//cache middleware
chain := loadBalance()
Expand All @@ -42,9 +46,9 @@ func planOne() *knife.Chain {
//create middleware chain
chain := knife.NewChain()
//add logger middleware
chain.Use(middleware.Logger())
chain.Use(logger.Logger())
//add recover middleware
chain.Use(middleware.Recover())
chain.Use(recover.Recover())

//add custom implemented middleware
chain.Use(func(context *knife.Context) {
Expand All @@ -62,7 +66,7 @@ func planOne() *knife.Chain {
// add middleware to the constructor
func planTwo() *knife.Chain {
//create a middleware chain and add logging and error handling middleware
chain := knife.NewChain(middleware.Logger(), middleware.Recover())
chain := knife.NewChain(logger.Logger(), recover.Recover())

//add custom implemented middleware
chain.Use(func(context *knife.Context) {
Expand All @@ -81,8 +85,8 @@ func planTwo() *knife.Chain {
func planThree() *knife.Chain {
//create a middleware chain and use the chain to add logging, error handling, and custom middleware
chain := knife.NewChain().
Use(middleware.Logger()).
Use(middleware.Recover()).
Use(logger.Logger()).
Use(recover.Recover()).
Use(func(context *knife.Context) {
start := time.Now()
defer func() {
Expand All @@ -95,12 +99,12 @@ func planThree() *knife.Chain {
return chain
}

func gzip() *knife.Chain {
func gzipFun() *knife.Chain {
chain := knife.NewChain().
Use(middleware.Logger()).
Use(middleware.Recover()).
//Use(middleware.GzipDefault()).
Use(middleware.Gzip(1024)).
Use(logger.Logger()).
Use(recover.Recover()).
//Use(gzip.Default()).
Use(gzip.Gzip(1024)).
Use(func(context *knife.Context) {
data := "Gzip是一种压缩文件格式并且也是一个在类 Unix 上的一种文件解压缩的软件,通常指GNU计划的实现,此处的gzip代表GNU zip。" +
"也经常用来表示gzip这种文件格式。软件的作者是Jean-loup Gailly和Mark Adler。在1992年10月31日第一次公开发布,版本号0.1,1993年2月,发布了1.0版本。" +
Expand All @@ -117,11 +121,11 @@ func gzip() *knife.Chain {
return chain
}

func cache() *knife.Chain {
func cacheFun() *knife.Chain {
chain := knife.NewChain().
Use(middleware.Logger()).
Use(middleware.Recover()).
Use(middleware.Cache(30, 60)).
Use(logger.Logger()).
Use(recover.Recover()).
Use(cache.Cache(30, 60)).
Use(func(context *knife.Context) {
data := "Hello World"
_, err := context.Writer.Write([]byte(data))
Expand All @@ -134,7 +138,7 @@ func cache() *knife.Chain {
}

func loadBalance() *knife.Chain {
nodes := []*middleware.ServiceNode{
nodes := []*proxy.ServiceNode{
{
Address: "127.0.0.1:8080",
Weight: 1,
Expand All @@ -149,9 +153,9 @@ func loadBalance() *knife.Chain {
},
}
chain := knife.NewChain().
Use(middleware.Logger()).
Use(middleware.Recover()).
Use(middleware.LoadBalanceProxy(middleware.LoadBalanceRandom, nodes)).
Use(logger.Logger()).
Use(recover.Recover()).
Use(proxy.LoadBalanceProxy(proxy.LoadBalanceRandom, nodes)).
Use(func(context *knife.Context) {
data := "Hello World"
_, err := context.Writer.Write([]byte(data))
Expand Down
17 changes: 10 additions & 7 deletions example/matcher/main.go
Original file line number Diff line number Diff line change
Expand Up @@ -2,8 +2,11 @@ package main

import (
"knife"
"knife/matcher"
"knife/middleware"
"knife/matcher/combination"
"knife/matcher/header"
"knife/matcher/path"
"knife/middleware/logger"
"knife/middleware/recover"
"log"
"net/http"
)
Expand All @@ -13,24 +16,24 @@ func main() {
//创建中间件链
chain := knife.NewChain()
//添加日志记录中间件
chain.Use(middleware.Logger())
chain.Use(logger.Logger())
//添加错误处理中间件
chain.Use(middleware.Recover())
chain.Use(recover.Recover())

//添加响应头是否存在匹配器的自定义中间件
chain.UseMatcher(matcher.HeaderResponseExists("token"), func(context *knife.Context) {
chain.UseMatcher(header.ResponseExists("token"), func(context *knife.Context) {
log.Printf("token middleware,token:%s ", context.Writer.Header().Get("token"))
context.Next()
})

//添加带有组合匹配器的自定义中间件
chain.UseMatcher(matcher.Any(matcher.HeaderResponseExists("token"), matcher.HeaderResponseExists("auth")), func(context *knife.Context) {
chain.UseMatcher(combination.Any(header.ResponseExists("token"), header.ResponseExists("auth")), func(context *knife.Context) {
log.Printf("token middleware,token:%s ", context.Writer.Header().Get("token"))
context.Next()
})

//添加带路径匹配器的自定义中间件
chain.UseMatcher(matcher.PathPrefix("/hello"), func(context *knife.Context) {
chain.UseMatcher(path.Prefix("/hello"), func(context *knife.Context) {
log.Println("pathPrefix matcher")
context.Next()
})
Expand Down
Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
// 将匹配器进行组合的匹配器

package matcher
package combination

import "knife"

Expand Down
14 changes: 7 additions & 7 deletions knife/matcher/header.go → knife/matcher/header/header.go
Original file line number Diff line number Diff line change
@@ -1,43 +1,43 @@
// 关于请求头的匹配器

package matcher
package header

import (
"knife"
"net/http"
)

func HeaderResponseExists(key string) knife.MiddlewareMatcher {
func ResponseExists(key string) knife.MiddlewareMatcher {
return func(response knife.HttpResponseWriter, request knife.HttpRequest) bool {
return !equalHeaderValue(response.Header(), key, "")
}
}

func HeaderResponseNotExists(key string) knife.MiddlewareMatcher {
func ResponseNotExists(key string) knife.MiddlewareMatcher {
return func(response knife.HttpResponseWriter, request knife.HttpRequest) bool {
return equalHeaderValue(response.Header(), key, "")
}
}

func HeaderResponseNe(key, value string) knife.MiddlewareMatcher {
func ResponseNe(key, value string) knife.MiddlewareMatcher {
return func(response knife.HttpResponseWriter, request knife.HttpRequest) bool {
return !equalHeaderValue(response.Header(), key, value)
}
}

func HeaderResponseEq(key, value string) knife.MiddlewareMatcher {
func ResponseEq(key, value string) knife.MiddlewareMatcher {
return func(response knife.HttpResponseWriter, request knife.HttpRequest) bool {
return equalHeaderValue(response.Header(), key, value)
}
}

func HeaderRequestExists(key string) knife.MiddlewareMatcher {
func RequestExists(key string) knife.MiddlewareMatcher {
return func(response knife.HttpResponseWriter, request knife.HttpRequest) bool {
return !equalHeaderValue(request.Header, key, "")
}
}

func HeaderRequestNotExists(key string) knife.MiddlewareMatcher {
func RequestNotExists(key string) knife.MiddlewareMatcher {
return func(response knife.HttpResponseWriter, request knife.HttpRequest) bool {
return equalHeaderValue(request.Header, key, "")
}
Expand Down
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