fix: SSH连接超时问题

Plugins/SSH.go

@@ -7,6 +7,7 @@ import (
 	"io/ioutil"
 	"net"
 	"strings"
+	"sync"
 	"time"
 )
 
@@ -15,31 +16,98 @@ func SshScan(info *Common.HostInfo) (tmperr error) {
 		return
 	}
 
+	threads := 10 // 设置线程数
+	taskChan := make(chan struct {
+		user string
+		pass string
+	}, len(Common.Userdict["ssh"])*len(Common.Passwords))
+
+	// 创建结果通道
+	resultChan := make(chan error, threads)
+
+	// 生成所有任务
 	for _, user := range Common.Userdict["ssh"] {
 		for _, pass := range Common.Passwords {
 			pass = strings.Replace(pass, "{user}", user, -1)
+			taskChan <- struct {
+				user string
+				pass string
+			}{user, pass}
+		}
+	}
+	close(taskChan)
+
+	// 启动工作线程
+	var wg sync.WaitGroup
+	for i := 0; i < threads; i++ {
+		wg.Add(1)
+		go func() {
+			defer wg.Done()
+			for task := range taskChan {
+				// 为每个任务创建结果通道
+				done := make(chan struct {
+					success bool
+					err     error
+				})
+
+				// 执行SSH连接
+				go func(user, pass string) {
 					success, err := SshConn(info, user, pass)
+					done <- struct {
+						success bool
+						err     error
+					}{success, err}
+				}(task.user, task.pass)
+
+				// 等待结果或超时
+				var err error
+				select {
+				case result := <-done:
+					err = result.err
+					if result.success {
+						resultChan <- nil
+						return
+					}
+				case <-time.After(time.Duration(Common.Timeout) * time.Second):
+					err = fmt.Errorf("连接超时")
+				}
 
 				if err != nil {
 					errlog := fmt.Sprintf("[-] SSH认证失败 %v:%v User:%v Pass:%v Err:%v",
-					info.Host, info.Ports, user, pass, err)
+						info.Host, info.Ports, task.user, task.pass, err)
 					Common.LogError(errlog)
-				tmperr = err
 
+					if Common.CheckErrs(err) {
+						resultChan <- err
+						return
+					}
+				}
+
+				if Common.SshKeyPath != "" {
+					resultChan <- err
+					return
+				}
+			}
+			resultChan <- nil
+		}()
+	}
+
+	// 等待所有线程完成
+	go func() {
+		wg.Wait()
+		close(resultChan)
+	}()
+
+	// 检查结果
+	for err := range resultChan {
+		if err != nil {
+			tmperr = err
 			if Common.CheckErrs(err) {
 				return err
 			}
 		}
-
-			if success {
-				return nil
 	}
 
-			if Common.SshKeyPath != "" {
-				return err
-			}
-		}
-	}
 	return tmperr
 }
 
@@ -66,7 +134,7 @@ func SshConn(info *Common.HostInfo, user string, pass string) (flag bool, err er
 		HostKeyCallback: func(hostname string, remote net.Addr, key ssh.PublicKey) error {
 			return nil
 		},
-		Timeout: time.Duration(Common.Timeout),
+		Timeout: time.Duration(Common.Timeout) * time.Millisecond,
 	}
 
 	client, err := ssh.Dial("tcp", fmt.Sprintf("%v:%v", info.Host, info.Ports), config)