refactor(main): 重构包管理

README.md

@@ -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"
@@ -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) {
@@ -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) {
@@ -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() {
@@ -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
+}
+
 ```
 
 

example/base/main.go

@@ -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"
@@ -22,10 +26,10 @@ func main() {
 	//chain := planThree()
 
 	//gzip middleware
-	//chain := gzip()
+	//chain := gzipFun()
 
 	//cache middleware
-	//chain := cache()
+	//chain := cacheFun()
 
 	//cache middleware
 	chain := loadBalance()
@@ -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) {
@@ -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) {
@@ -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() {
@@ -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。" +
@@ -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))
@@ -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,
@@ -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))

example/matcher/main.go

@@ -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"
 )
@@ -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()
 	})

knife/matcher/combination.go → knife/matcher/combination/combination.go

@@ -1,6 +1,6 @@
 // 将匹配器进行组合的匹配器
 
-package matcher
+package combination
 
 import "knife"
 

knife/matcher/header.go → knife/matcher/header/header.go

@@ -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, "")
 	}