HTTP Header：实现请求方法、域名、状态码等限制，实现内容替换功能

internal/nodes/http_request_utils.go

@@ -6,6 +6,7 @@ import (
 	teaconst "github.com/TeaOSLab/EdgeNode/internal/const"
 	"github.com/TeaOSLab/EdgeNode/internal/utils"
 	"io"
+	"net/http"
 	"strconv"
 	"strings"
 	"sync/atomic"
@@ -129,6 +130,15 @@ func httpRequestGenBoundary() string {
 	return fmt.Sprintf("%x", buf[:])
 }
 
+// 判断状态是否为跳转
+func httpStatusIsRedirect(statusCode int) bool {
+	return statusCode == http.StatusPermanentRedirect ||
+		statusCode == http.StatusTemporaryRedirect ||
+		statusCode == http.StatusMovedPermanently ||
+		statusCode == http.StatusSeeOther ||
+		statusCode == http.StatusFound
+}
+
 // 生成请求ID
 var httpRequestTimestamp int64
 var httpRequestId int32 = 1_000_000