mirror of https://github.com/qwqdanchun/fscan.git
67 lines
1.3 KiB
Go
67 lines
1.3 KiB
Go
package Plugins
|
|
|
|
import (
|
|
"fmt"
|
|
"github.com/shadow1ng/fscan/common"
|
|
"net"
|
|
"strconv"
|
|
"sync"
|
|
"time"
|
|
)
|
|
|
|
type Addr struct {
|
|
ip string
|
|
port int
|
|
}
|
|
|
|
func PortScan(hostslist []string, ports string, timeout int64) []string {
|
|
var AliveAddress []string
|
|
probePorts := common.ParsePort(ports)
|
|
workers := common.Threads
|
|
Addrs := make(chan Addr)
|
|
results := make(chan string)
|
|
var wg sync.WaitGroup
|
|
|
|
//接收结果
|
|
go func() {
|
|
for found := range results {
|
|
AliveAddress = append(AliveAddress, found)
|
|
}
|
|
}()
|
|
|
|
//多线程扫描
|
|
for i := 0; i < workers; i++ {
|
|
go func() {
|
|
for addr := range Addrs {
|
|
PortConnect(addr, results, timeout)
|
|
wg.Done()
|
|
}
|
|
}()
|
|
}
|
|
|
|
//添加扫描目标
|
|
for _, port := range probePorts {
|
|
for _, host := range hostslist {
|
|
Addrs <- Addr{host, port}
|
|
wg.Add(1)
|
|
}
|
|
}
|
|
|
|
wg.Wait()
|
|
close(Addrs)
|
|
close(results)
|
|
return AliveAddress
|
|
}
|
|
|
|
func PortConnect(addr Addr, respondingHosts chan<- string, adjustedTimeout int64) {
|
|
host, port := addr.ip, addr.port
|
|
con, err := net.DialTimeout("tcp4", fmt.Sprintf("%s:%v", host, port), time.Duration(adjustedTimeout)*time.Second)
|
|
if err == nil {
|
|
con.Close()
|
|
address := host + ":" + strconv.Itoa(port)
|
|
result := fmt.Sprintf("%s open", address)
|
|
common.LogSuccess(result)
|
|
respondingHosts <- address
|
|
}
|
|
}
|