Implement backend for RCE

cmd/httpServer.go

@@ -5,6 +5,7 @@ import (
 	"fmt"
 	"net/http"
 	"strconv"
+	"strings"
 
 	"github.com/gin-gonic/gin"
 	"github.com/spf13/viper"
@@ -54,10 +55,25 @@ func getCommands(c *gin.Context) {
 	}
 	c.HTML(http.StatusOK, "templates/command.html", gin.H{
 		"UserAgent": c.Request.UserAgent(),
-		"client":    client,
+		"Client":    client,
 	})
 }
 
 func execCMD(c *gin.Context) {
-	fmt.Println("HELLO")
+	id := c.Param("clientid")
+	idInt, err := strconv.Atoi(id)
+	if err != nil {
+		c.String(http.StatusInternalServerError, "Error happened, please make this a proper error later")
+		return
+	}
+	command, _ := c.GetPostForm("cmd")
+
+	out, err := sendCommand(idInt, command)
+	if err != nil {
+		e := fmt.Sprintf("Error happened executing command: %v\n", err)
+		c.String(http.StatusOK, e)
+		return
+	}
+	prettyOut := strings.Replace(out, "\n", "<br>", -1)
+	c.String(http.StatusOK, "$ "+prettyOut)
 }