feat: unified 'To' field for Proxy/Rewrite, support KV map configs, and auto-detect HTTP protocol for simple ports (by AI)

config.go

@@ -1,6 +1,7 @@
 package service
 
 import (
+	"apigo.cc/go/cast"
 	"path/filepath"
 )
 
@@ -66,8 +67,8 @@ type ServiceConfig struct {
 	StopTimeout                   int                 // 停止服务的超时时间 (ms)
 	
 	// 从配置文件中加载的静态路由策略 (按 Host 分组，全局配置用 "" 或 "*")
-	Proxies  map[string][]ProxyRule
+	Proxies  map[string]map[string]any
-	Rewrites map[string][]RewriteRule
+	Rewrites map[string]map[string]any
 	Statics  map[string]map[string]string
 }
 
@@ -78,31 +79,53 @@ func ApplyConfig() {
 	hostPoliciesLock.Lock()
 	defer hostPoliciesLock.Unlock()
 
-	// 清理旧的 file 策略
+	// 1. Proxies KV 解析
 	fileProxies = make(map[string][]*proxyType)
-	fileRewrites = make(map[string][]*rewriteType)
+	for host, kv := range Config.Proxies {
-	
-	for host, rules := range Config.Proxies {
 		if host == "*" {
 			host = ""
 		}
-		newProxies := make([]*proxyType, 0, len(rules))
+		rules := make([]*proxyType, 0, len(kv))
-		for _, r := range rules {
+		for path, val := range kv {
-			newProxies = append(newProxies, parseProxyRule(r.AuthLevel, r.Path, r.ToApp, r.ToPath))
+			if to, ok := val.(string); ok {
+				// 极简 KV 模式: "/api/*": "user-svc/v1/*"
+				rules = append(rules, parseProxyRule(0, path, "", "", to))
+			} else {
+				// 对象模式: "/api/*": {"To": "...", "Auth": 1}
+				m, _ := cast.ToMap[string, any](val)
+				rules = append(rules, parseProxyRule(
+					cast.Int(m["Auth"]),
+					path,
+					cast.String(m["ToApp"]),
+					cast.String(m["ToPath"]),
+					cast.String(m["To"]),
+				))
 			}
-		fileProxies[host] = newProxies
+		}
+		fileProxies[host] = rules
 		rebuildProxiesUnderLock(host)
 	}
 
-	for host, rules := range Config.Rewrites {
+	// 2. Rewrites KV 解析
+	fileRewrites = make(map[string][]*rewriteType)
+	for host, kv := range Config.Rewrites {
 		if host == "*" {
 			host = ""
 		}
-		newRewrites := make([]*rewriteType, 0, len(rules))
+		rules := make([]*rewriteType, 0, len(kv))
-		for _, r := range rules {
+		for path, val := range kv {
-			newRewrites = append(newRewrites, parseRewriteRule(r.Path, r.ToPath))
+			if to, ok := val.(string); ok {
+				rules = append(rules, parseRewriteRule(path, "", to))
+			} else {
+				m, _ := cast.ToMap[string, any](val)
+				rules = append(rules, parseRewriteRule(
+					path,
+					cast.String(m["ToPath"]),
+					cast.String(m["To"]),
+				))
 			}
-		fileRewrites[host] = newRewrites
+		}
+		fileRewrites[host] = rules
 		rebuildRewritesUnderLock(host)
 	}
 

proxy.go

@@ -22,7 +22,40 @@ type proxyType struct {
 	toPrefix    string
 }
 
-func parseProxyRule(authLevel int, path, toApp, toPath string) *proxyType {
+func parseTo(to string) (app, path string) {
+	if to == "" {
+		return "", "/"
+	}
+
+	// 查找协议
+	if strings.Contains(to, "://") {
+		protocolPart, rest, _ := strings.Cut(to, "://")
+		// 协议后的第一个 /
+		if firstSlash := strings.Index(rest, "/"); firstSlash != -1 {
+			app = protocolPart + "://" + rest[:firstSlash]
+			path = rest[firstSlash:]
+		} else {
+			app = to
+			path = "/"
+		}
+	} else {
+		// 无协议，第一个 / 之前是 app
+		if firstSlash := strings.Index(to, "/"); firstSlash != -1 {
+			app = to[:firstSlash]
+			path = to[firstSlash:]
+		} else {
+			app = to
+			path = "/"
+		}
+	}
+	return
+}
+
+func parseProxyRule(authLevel int, path, toApp, toPath string, to string) *proxyType {
+	if to != "" {
+		toApp, toPath = parseTo(to)
+	}
+
 	p := &proxyType{authLevel: authLevel, fromPath: path, toApp: toApp, toPath: toPath}
 	if strings.ContainsRune(path, '(') {
 		matcher, err := regexp.Compile("^" + path + "$")
@@ -41,8 +74,8 @@ func parseProxyRule(authLevel int, path, toApp, toPath string) *proxyType {
 	return p
 }
 
-func (hc *HostContext) Proxy(authLevel int, path string, toApp, toPath string) *HostContext {
+func (hc *HostContext) Proxy(authLevel int, path string, to string) *HostContext {
-	p := parseProxyRule(authLevel, path, toApp, toPath)
+	p := parseProxyRule(authLevel, path, "", "", to)
 
 	hostPoliciesLock.Lock()
 	defer hostPoliciesLock.Unlock()
@@ -199,15 +232,16 @@ func copyResponse(res *gohttp.Result, response *Response, logger *log.Logger) {
 type ProxyRule struct {
 	Path      string // 匹配路径或正则，支持变量捕获如 ^/api/(.*)$
 	AuthLevel int    // 所需鉴权级别
-	ToApp     string // 目标 AppName 或完整 URL (可含 $1 变量替换)
+	To        string // 目标地址，格式为 "app/path" 或 "http://url/path" (支持后缀 /* 映射)
-	ToPath    string // 目标路径 (可含 $1 变量替换)
+	ToApp     string // [Deprecated] 目标 AppName 或完整 URL (可含 $1 变量替换)
+	ToPath    string // [Deprecated] 目标路径 (可含 $1 变量替换)
 }
 
-// ReplaceProxies 使用全量指针替换的方式 (Copy-on-Write) 无缝更新指定 host 的动态代理规则，不影响通过代码或文件写入的固定规则。
+// ReplaceProxies 使用全量指针替换的方式 (Copy-on-Write) 无缝更新指定 host 的动态代理规则。
 func ReplaceProxies(host string, rules []ProxyRule) {
 	newProxies := make([]*proxyType, 0, len(rules))
 	for _, r := range rules {
-		newProxies = append(newProxies, parseProxyRule(r.AuthLevel, r.Path, r.ToApp, r.ToPath))
+		newProxies = append(newProxies, parseProxyRule(r.AuthLevel, r.Path, r.ToApp, r.ToPath, r.To))
 	}
 
 	hostPoliciesLock.Lock()

proxy_test.go

@@ -43,7 +43,7 @@ func TestProxyDirect(t *testing.T) {
 	defer backend.Close()
 
 	// 注册代理规则
-	Host("*").Proxy(0, "/proxy", backend.URL, "/hello")
+	Host("*").Proxy(0, "/proxy", backend.URL+"/hello")
 
 	rh := &RouteHandler{}
 	req := httptest.NewRequest("GET", "/proxy", nil)

rewrite.go

@@ -17,7 +17,10 @@ type rewriteType struct {
 	toPrefix    string
 }
 
-func parseRewriteRule(fromPath, toPath string) *rewriteType {
+func parseRewriteRule(fromPath, toPath, to string) *rewriteType {
+	if to != "" {
+		toPath = to
+	}
 	s := &rewriteType{fromPath: fromPath, toPath: toPath}
 	if strings.ContainsRune(fromPath, '(') {
 		matcher, err := regexp.Compile("^" + fromPath + "$")
@@ -36,8 +39,8 @@ func parseRewriteRule(fromPath, toPath string) *rewriteType {
 	return s
 }
 
-func (hc *HostContext) Rewrite(path string, toPath string) *HostContext {
+func (hc *HostContext) Rewrite(path string, to string) *HostContext {
-	s := parseRewriteRule(path, toPath)
+	s := parseRewriteRule(path, "", to)
 
 	hostPoliciesLock.Lock()
 	defer hostPoliciesLock.Unlock()
@@ -135,14 +138,15 @@ func processRewrite(request *Request, response *Response, logger *log.Logger) bo
 // RewriteRule 定义了外部传递的 URL 重写规则
 type RewriteRule struct {
 	Path   string // 原始路径或匹配正则，例如 ^/old/(.*)$
-	ToPath string // 重写后的路径，例如 /new/$1
+	To     string // 目标路径或完整 URL，例如 /new/$1
+	ToPath string // [Deprecated] 重写后的路径
 }
 
 // ReplaceRewrites 使用 Copy-on-Write 机制原子地替换指定 host 下的动态重写规则。
 func ReplaceRewrites(host string, rules []RewriteRule) {
 	newRewrites := make([]*rewriteType, 0, len(rules))
 	for _, r := range rules {
-		newRewrites = append(newRewrites, parseRewriteRule(r.Path, r.ToPath))
+		newRewrites = append(newRewrites, parseRewriteRule(r.Path, r.ToPath, r.To))
 	}
 
 	hostPoliciesLock.Lock()

server.go

@@ -55,14 +55,18 @@ func (ws *WebServer) Start(ctx context.Context, logger *log.Logger) error {
 	part := strings.Split(listenStr, "|")[0]
 	addr, opts, _ := strings.Cut(part, ",")
 
-	protocol := "http"
+	protocol := ""
 	for _, opt := range strings.Split(opts, ",") {
 		opt = strings.ToLower(strings.TrimSpace(opt))
-		if opt == "h2c" || opt == "h2" {
+		if opt == "h2c" || opt == "h2" || opt == "http" || opt == "https" {
 			protocol = opt
 		}
 	}
 	
+	if protocol == "" {
+		protocol = "http" // Default to http
+	}
+
 	if !strings.Contains(addr, ":") {
 		addr = ":" + addr
 	}

service.go

@@ -260,16 +260,14 @@ func (gc *GroupContext) WebSocket(path string, serviceFunc any) *websocketServic
 	return gc.hc.WebSocket(gc.prefix+path, serviceFunc)
 }
 
-func (gc *GroupContext) Rewrite(path string, toPath string) *GroupContext {
+func (gc *GroupContext) Rewrite(path string, to string) *GroupContext {
-	gc.hc.Rewrite(gc.prefix+path, toPath)
+	gc.hc.Rewrite(gc.prefix+path, to)
 	return gc
 }
-
+func (gc *GroupContext) Proxy(authLevel int, path string, to string) *GroupContext {
-func (gc *GroupContext) Proxy(authLevel int, path string, toApp, toPath string) *GroupContext {
+	gc.hc.Proxy(authLevel, gc.prefix+path, to)
-	gc.hc.Proxy(authLevel, gc.prefix+path, toApp, toPath)
 	return gc
 }
-
 func (hc *HostContext) WebSocket(path string, serviceFunc any) *websocketServiceType {
 	funcType := reflect.TypeOf(serviceFunc)
 	if funcType.Kind() != reflect.Func {