Ejemplo n.º 1
0
static int monitor (hashcat_ctx_t *hashcat_ctx)
{
  hashes_t       *hashes        = hashcat_ctx->hashes;
  hwmon_ctx_t    *hwmon_ctx     = hashcat_ctx->hwmon_ctx;
  opencl_ctx_t   *opencl_ctx    = hashcat_ctx->opencl_ctx;
  restore_ctx_t  *restore_ctx   = hashcat_ctx->restore_ctx;
  status_ctx_t   *status_ctx    = hashcat_ctx->status_ctx;
  user_options_t *user_options  = hashcat_ctx->user_options;

  bool runtime_check      = false;
  bool remove_check       = false;
  bool status_check       = false;
  bool restore_check      = false;
  bool hwmon_check        = false;
  bool performance_check  = false;

  const int    sleep_time      = 1;
  const int    temp_threshold  = 1;      // degrees celcius
  const int    fan_speed_min   = 33;     // in percentage
  const int    fan_speed_max   = 100;
  const double exec_low        = 50.0;  // in ms
  const double util_low        = 90.0;  // in percent

  if (user_options->runtime)
  {
    runtime_check = true;
  }

  if (restore_ctx->enabled == true)
  {
    restore_check = true;
  }

  if ((user_options->remove == true) && (hashes->hashlist_mode == HL_MODE_FILE))
  {
    remove_check = true;
  }

  if (user_options->status == true)
  {
    status_check = true;
  }

  if (hwmon_ctx->enabled == true)
  {
    hwmon_check = true;
  }

  if (hwmon_ctx->enabled == true)
  {
    performance_check = true; // this check simply requires hwmon to work
  }

  if ((runtime_check == false) && (remove_check == false) && (status_check == false) && (restore_check == false) && (hwmon_check == false) && (performance_check == false))
  {
    return 0;
  }

  // these variables are mainly used for fan control

  int fan_speed_chgd[DEVICES_MAX];

  memset (fan_speed_chgd, 0, sizeof (fan_speed_chgd));

  // temperature controller "loopback" values

  int temp_diff_old[DEVICES_MAX];
  int temp_diff_sum[DEVICES_MAX];

  memset (temp_diff_old, 0, sizeof (temp_diff_old));
  memset (temp_diff_sum, 0, sizeof (temp_diff_sum));

  // timer

  hc_time_t last_temp_check_time;

  hc_time (&last_temp_check_time);

  u32 slowdown_warnings    = 0;
  u32 performance_warnings = 0;

  u32 restore_left  = user_options->restore_timer;
  u32 remove_left   = user_options->remove_timer;
  u32 status_left   = user_options->status_timer;

  while (status_ctx->shutdown_inner == false)
  {
    sleep (sleep_time);

    if (status_ctx->devices_status == STATUS_INIT) continue;

    if (hwmon_check == true)
    {
      hc_thread_mutex_lock (status_ctx->mux_hwmon);

      for (u32 device_id = 0; device_id < opencl_ctx->devices_cnt; device_id++)
      {
        hc_device_param_t *device_param = &opencl_ctx->devices_param[device_id];

        if (device_param->skipped == true) continue;

        const int rc_throttle = hm_get_throttle_with_device_id (hashcat_ctx, device_id);

        if (rc_throttle == -1) continue;

        if (rc_throttle > 0)
        {
          slowdown_warnings++;

          if (slowdown_warnings == 1) EVENT_DATA (EVENT_MONITOR_THROTTLE1, &device_id, sizeof (u32));
          if (slowdown_warnings == 2) EVENT_DATA (EVENT_MONITOR_THROTTLE2, &device_id, sizeof (u32));
          if (slowdown_warnings == 3) EVENT_DATA (EVENT_MONITOR_THROTTLE3, &device_id, sizeof (u32));
        }
        else
        {
          slowdown_warnings = 0;
        }
      }

      hc_thread_mutex_unlock (status_ctx->mux_hwmon);
    }

    if (hwmon_check == true)
    {
      hc_thread_mutex_lock (status_ctx->mux_hwmon);

      hc_time_t temp_check_time;

      hc_time (&temp_check_time);

      u32 Ta = temp_check_time - last_temp_check_time; // set Ta = sleep_time; is not good enough (see --remove etc)

      if (Ta == 0) Ta = 1;

      for (u32 device_id = 0; device_id < opencl_ctx->devices_cnt; device_id++)
      {
        hc_device_param_t *device_param = &opencl_ctx->devices_param[device_id];

        if (device_param->skipped == true) continue;

        if ((opencl_ctx->devices_param[device_id].device_type & CL_DEVICE_TYPE_GPU) == 0) continue;

        const int temperature = hm_get_temperature_with_device_id (hashcat_ctx, device_id);

        if (temperature > (int) user_options->gpu_temp_abort)
        {
          EVENT_DATA (EVENT_MONITOR_TEMP_ABORT, &device_id, sizeof (u32));

          myabort (hashcat_ctx);
        }

        if (hwmon_ctx->hm_device[device_id].fanspeed_get_supported == false) continue;
        if (hwmon_ctx->hm_device[device_id].fanspeed_set_supported == false) continue;

        const u32 gpu_temp_retain = user_options->gpu_temp_retain;

        if (gpu_temp_retain > 0)
        {
          int temp_cur = temperature;

          int temp_diff_new = (int) gpu_temp_retain - temp_cur;

          temp_diff_sum[device_id] = temp_diff_sum[device_id] + temp_diff_new;

          // calculate Ta value (time difference in seconds between the last check and this check)

          last_temp_check_time = temp_check_time;

          float Kp = 1.6f;
          float Ki = 0.001f;
          float Kd = 10.0f;

          // PID controller (3-term controller: proportional - Kp, integral - Ki, derivative - Kd)

          int fan_diff_required = (int) (Kp * (float)temp_diff_new + Ki * Ta * (float)temp_diff_sum[device_id] + Kd * ((float)(temp_diff_new - temp_diff_old[device_id])) / Ta);

          if (abs (fan_diff_required) >= temp_threshold)
          {
            const int fan_speed_cur = hm_get_fanspeed_with_device_id (hashcat_ctx, device_id);

            int fan_speed_level = fan_speed_cur;

            if (fan_speed_chgd[device_id] == 0) fan_speed_level = temp_cur;

            int fan_speed_new = fan_speed_level - fan_diff_required;

            if (fan_speed_new > fan_speed_max) fan_speed_new = fan_speed_max;
            if (fan_speed_new < fan_speed_min) fan_speed_new = fan_speed_min;

            if (fan_speed_new != fan_speed_cur)
            {
              int freely_change_fan_speed = (fan_speed_chgd[device_id] == 1);
              int fan_speed_must_change = (fan_speed_new > fan_speed_cur);

              if ((freely_change_fan_speed == 1) || (fan_speed_must_change == 1))
              {
                if (device_param->device_vendor_id == VENDOR_ID_AMD)
                {
                  if (hwmon_ctx->hm_adl)
                  {
                    hm_set_fanspeed_with_device_id_adl (hashcat_ctx, device_id, fan_speed_new, 1);
                  }

                  if (hwmon_ctx->hm_sysfs)
                  {
                    hm_set_fanspeed_with_device_id_sysfs (hashcat_ctx, device_id, fan_speed_new);
                  }
                }
                else if (device_param->device_vendor_id == VENDOR_ID_NV)
                {
                  if (hwmon_ctx->hm_nvapi)
                  {
                    hm_set_fanspeed_with_device_id_nvapi (hashcat_ctx, device_id, fan_speed_new, 1);
                  }

                  if (hwmon_ctx->hm_xnvctrl)
                  {
                    hm_set_fanspeed_with_device_id_xnvctrl (hashcat_ctx, device_id, fan_speed_new);
                  }
                }

                fan_speed_chgd[device_id] = 1;
              }

              temp_diff_old[device_id] = temp_diff_new;
            }
          }
        }
      }

      hc_thread_mutex_unlock (status_ctx->mux_hwmon);
    }

    if (restore_check == true)
    {
      restore_left--;

      if (restore_left == 0)
      {
        const int rc = cycle_restore (hashcat_ctx);

        if (rc == -1) return -1;

        restore_left = user_options->restore_timer;
      }
    }

    if ((runtime_check == true) && (status_ctx->runtime_start > 0))
    {
      const int runtime_left = get_runtime_left (hashcat_ctx);

      if (runtime_left <= 0)
      {
        EVENT_DATA (EVENT_MONITOR_RUNTIME_LIMIT, NULL, 0);

        myabort_runtime (hashcat_ctx);
      }
    }

    if (remove_check == true)
    {
      remove_left--;

      if (remove_left == 0)
      {
        if (hashes->digests_saved != hashes->digests_done)
        {
          hashes->digests_saved = hashes->digests_done;

          const int rc = save_hash (hashcat_ctx);

          if (rc == -1) return -1;
        }

        remove_left = user_options->remove_timer;
      }
    }

    if (status_check == true)
    {
      status_left--;

      if (status_left == 0)
      {
        hc_thread_mutex_lock (status_ctx->mux_display);

        EVENT_DATA (EVENT_MONITOR_STATUS_REFRESH, NULL, 0);

        hc_thread_mutex_unlock (status_ctx->mux_display);

        status_left = user_options->status_timer;
      }
    }

    if (performance_check == true)
    {
      int exec_cnt = 0;
      int util_cnt = 0;

      double exec_total = 0;
      double util_total = 0;

      hc_thread_mutex_lock (status_ctx->mux_hwmon);

      for (u32 device_id = 0; device_id < opencl_ctx->devices_cnt; device_id++)
      {
        hc_device_param_t *device_param = &opencl_ctx->devices_param[device_id];

        if (device_param->skipped == true) continue;

        exec_cnt++;

        const double exec = status_get_exec_msec_dev (hashcat_ctx, device_id);

        exec_total += exec;

        const int util = hm_get_utilization_with_device_id (hashcat_ctx, device_id);

        if (util == -1) continue;

        util_total += (double) util;

        util_cnt++;
      }

      hc_thread_mutex_unlock (status_ctx->mux_hwmon);

      double exec_avg = 0;
      double util_avg = 0;

      if (exec_cnt > 0) exec_avg = exec_total / exec_cnt;
      if (util_cnt > 0) util_avg = util_total / util_cnt;

      if ((exec_avg > 0) && (exec_avg < exec_low))
      {
        performance_warnings++;

        if (performance_warnings == 10) EVENT_DATA (EVENT_MONITOR_PERFORMANCE_HINT, NULL, 0);
      }

      if ((util_avg > 0) && (util_avg < util_low))
      {
        performance_warnings++;

        if (performance_warnings == 10) EVENT_DATA (EVENT_MONITOR_PERFORMANCE_HINT, NULL, 0);
      }
    }
  }

  // final round of save_hash

  if (remove_check == true)
  {
    if (hashes->digests_saved != hashes->digests_done)
    {
      const int rc = save_hash (hashcat_ctx);

      if (rc == -1) return -1;
    }
  }

  // final round of cycle_restore

  if (restore_check == true)
  {
    const int rc = cycle_restore (hashcat_ctx);

    if (rc == -1) return -1;
  }

  return 0;
}
Ejemplo n.º 2
0
static int outer_loop (hashcat_ctx_t *hashcat_ctx)
{
  hashes_t       *hashes        = hashcat_ctx->hashes;
  mask_ctx_t     *mask_ctx      = hashcat_ctx->mask_ctx;
  opencl_ctx_t   *opencl_ctx    = hashcat_ctx->opencl_ctx;
  outcheck_ctx_t *outcheck_ctx  = hashcat_ctx->outcheck_ctx;
  restore_ctx_t  *restore_ctx   = hashcat_ctx->restore_ctx;
  status_ctx_t   *status_ctx    = hashcat_ctx->status_ctx;
  straight_ctx_t *straight_ctx  = hashcat_ctx->straight_ctx;
  user_options_t *user_options  = hashcat_ctx->user_options;

  status_ctx->devices_status = STATUS_INIT;

  //status_ctx->run_main_level1   = true;
  status_ctx->run_main_level2   = true;
  status_ctx->run_main_level3   = true;
  status_ctx->run_thread_level1 = true;
  status_ctx->run_thread_level2 = true;

  /**
   * setup variables and buffers depending on hash_mode
   */

  const int rc_hashconfig = hashconfig_init (hashcat_ctx);

  if (rc_hashconfig == -1)
  {
    event_log_error (hashcat_ctx, "Unknown hash-type '%u' selected.", user_options->hash_mode);

    return -1;
  }

  /**
   * load hashes, stage 1
   */

  const int rc_hashes_init_stage1 = hashes_init_stage1 (hashcat_ctx);

  if (rc_hashes_init_stage1 == -1) return -1;

  if ((user_options->keyspace == false) && (user_options->stdout_flag == false))
  {
    if (hashes->hashes_cnt == 0)
    {
      event_log_error (hashcat_ctx, "No hashes loaded.");

      return -1;
    }
  }

  /**
   * load hashes, stage 2, remove duplicates, build base structure
   */

  hashes->hashes_cnt_orig = hashes->hashes_cnt;

  const int rc_hashes_init_stage2 = hashes_init_stage2 (hashcat_ctx);

  if (rc_hashes_init_stage2 == -1) return -1;

  /**
   * potfile removes
   */

  if (user_options->potfile_disable == false)
  {
    EVENT (EVENT_POTFILE_REMOVE_PARSE_PRE);

    if (user_options->loopback == true)
    {
      loopback_write_open (hashcat_ctx);
    }

    potfile_remove_parse (hashcat_ctx);

    if (user_options->loopback == true)
    {
      loopback_write_close (hashcat_ctx);
    }

    EVENT (EVENT_POTFILE_REMOVE_PARSE_POST);
  }

  /**
   * load hashes, stage 3, update cracked results from potfile
   */

  const int rc_hashes_init_stage3 = hashes_init_stage3 (hashcat_ctx);

  if (rc_hashes_init_stage3 == -1) return -1;

  /**
   * potfile show/left handling
   */

  if (user_options->show == true)
  {
    outfile_write_open (hashcat_ctx);

    const int rc = potfile_handle_show (hashcat_ctx);

    if (rc == -1) return -1;

    outfile_write_close (hashcat_ctx);

    return 0;
  }
  else if (user_options->left == true)
  {
    outfile_write_open (hashcat_ctx);

    const int rc = potfile_handle_left (hashcat_ctx);

    if (rc == -1) return -1;

    outfile_write_close (hashcat_ctx);

    return 0;
  }

  /**
   * maybe all hashes were cracked, we can exit here
   */

  if (status_ctx->devices_status == STATUS_CRACKED)
  {
    if ((user_options->remove == true) && (hashes->hashlist_mode == HL_MODE_FILE))
    {
      if (hashes->digests_saved != hashes->digests_done)
      {
        const int rc = save_hash (hashcat_ctx);

        if (rc == -1) return -1;
      }
    }

    EVENT (EVENT_POTFILE_ALL_CRACKED);

    return 0;
  }

  /**
   * load hashes, stage 4, automatic Optimizers
   */

  const int rc_hashes_init_stage4 = hashes_init_stage4 (hashcat_ctx);

  if (rc_hashes_init_stage4 == -1) return -1;

  /**
   * load hashes, selftest
   */

  const int rc_hashes_init_selftest = hashes_init_selftest (hashcat_ctx);

  if (rc_hashes_init_selftest == -1) return -1;

  /**
   * Done loading hashes, log results
   */

  hashes_logger (hashcat_ctx);

  /**
   * bitmaps
   */

  EVENT (EVENT_BITMAP_INIT_PRE);

  const int rc_bitmap_init = bitmap_ctx_init (hashcat_ctx);

  if (rc_bitmap_init == -1) return -1;

  EVENT (EVENT_BITMAP_INIT_POST);

  /**
   * cracks-per-time allocate buffer
   */

  cpt_ctx_init (hashcat_ctx);

  /**
   * Wordlist allocate buffer
   */

  const int rc_wl_data_init = wl_data_init (hashcat_ctx);

  if (rc_wl_data_init == -1) return -1;

  /**
   * straight mode init
   */

  const int rc_straight_init = straight_ctx_init (hashcat_ctx);

  if (rc_straight_init == -1) return -1;

  /**
   * straight mode init
   */

  const int rc_combinator_init = combinator_ctx_init (hashcat_ctx);

  if (rc_combinator_init == -1) return -1;

  /**
   * charsets : keep them together for more easy maintainnce
   */

  const int rc_mask_init = mask_ctx_init (hashcat_ctx);

  if (rc_mask_init == -1) return -1;

  /**
   * prevent the user from using --skip/--limit together with maskfile and/or multiple word lists
   */

  if (user_options->skip != 0 || user_options->limit != 0)
  {
    if ((mask_ctx->masks_cnt > 1) || (straight_ctx->dicts_cnt > 1))
    {
      event_log_error (hashcat_ctx, "Use of --skip/--limit is not supported with --increment or mask files.");

      return -1;
    }
  }

  /**
   * prevent the user from using --keyspace together with maskfile and/or multiple word lists
   */

  if (user_options->keyspace == true)
  {
    if ((mask_ctx->masks_cnt > 1) || (straight_ctx->dicts_cnt > 1))
    {
      event_log_error (hashcat_ctx, "Use of --keyspace is not supported with --increment or mask files.");

      return -1;
    }
  }

  /**
   * status progress init; needs hashes that's why we have to do it here and separate from status_ctx_init
   */

  const int rc_status_init = status_progress_init (hashcat_ctx);

  if (rc_status_init == -1) return -1;

  /**
   * main screen
   */

  EVENT (EVENT_OUTERLOOP_MAINSCREEN);

  /**
   * Tell user about cracked hashes by potfile
   */

  EVENT (EVENT_POTFILE_NUM_CRACKED);

  /**
   * inform the user
   */

  EVENT (EVENT_OPENCL_SESSION_PRE);

  const int rc_session_begin = opencl_session_begin (hashcat_ctx);

  if (rc_session_begin == -1) return -1;

  EVENT (EVENT_OPENCL_SESSION_POST);

  /**
   * create self-test threads
   */

  EVENT (EVENT_SELFTEST_STARTING);

  thread_param_t *threads_param = (thread_param_t *) hccalloc (opencl_ctx->devices_cnt, sizeof (thread_param_t));

  hc_thread_t *selftest_threads = (hc_thread_t *) hccalloc (opencl_ctx->devices_cnt, sizeof (hc_thread_t));

  status_ctx->devices_status = STATUS_SELFTEST;

  for (u32 device_id = 0; device_id < opencl_ctx->devices_cnt; device_id++)
  {
    thread_param_t *thread_param = threads_param + device_id;

    thread_param->hashcat_ctx = hashcat_ctx;
    thread_param->tid         = device_id;

    hc_thread_create (selftest_threads[device_id], thread_selftest, thread_param);
  }

  hc_thread_wait (opencl_ctx->devices_cnt, selftest_threads);

  hcfree (threads_param);

  hcfree (selftest_threads);

  status_ctx->devices_status = STATUS_INIT;

  EVENT (EVENT_SELFTEST_FINISHED);

  /**
   * (old) weak hash check is the first to write to potfile, so open it for writing from here
   * the weak hash check was removed maybe we can move this more to the bottom now
   */

  const int rc_potfile_write = potfile_write_open (hashcat_ctx);

  if (rc_potfile_write == -1) return -1;

  /**
   * status and monitor threads
   */

  int inner_threads_cnt = 0;

  hc_thread_t *inner_threads = (hc_thread_t *) hccalloc (10, sizeof (hc_thread_t));

  status_ctx->shutdown_inner = false;

  /**
    * Outfile remove
    */

  if (user_options->keyspace == false && user_options->stdout_flag == false && user_options->speed_only == false)
  {
    hc_thread_create (inner_threads[inner_threads_cnt], thread_monitor, hashcat_ctx);

    inner_threads_cnt++;

    if (outcheck_ctx->enabled == true)
    {
      hc_thread_create (inner_threads[inner_threads_cnt], thread_outfile_remove, hashcat_ctx);

      inner_threads_cnt++;
    }
  }

  // main call

  if (restore_ctx->rd)
  {
    restore_data_t *rd = restore_ctx->rd;

    if (rd->masks_pos > 0)
    {
      mask_ctx->masks_pos = rd->masks_pos;

      rd->masks_pos = 0;
    }
  }

  EVENT (EVENT_INNERLOOP1_STARTING);

  if (mask_ctx->masks_cnt)
  {
    for (u32 masks_pos = mask_ctx->masks_pos; masks_pos < mask_ctx->masks_cnt; masks_pos++)
    {
      mask_ctx->masks_pos = masks_pos;

      const int rc_inner1_loop = inner1_loop (hashcat_ctx);

      if (rc_inner1_loop == -1) myabort (hashcat_ctx);

      if (status_ctx->run_main_level2 == false) break;
    }

    if (mask_ctx->masks_pos + 1 == mask_ctx->masks_cnt) mask_ctx->masks_pos = 0;
  }
  else
  {
    const int rc_inner1_loop = inner1_loop (hashcat_ctx);

    if (rc_inner1_loop == -1) myabort (hashcat_ctx);
  }

  // wait for inner threads

  status_ctx->shutdown_inner = true;

  for (int thread_idx = 0; thread_idx < inner_threads_cnt; thread_idx++)
  {
    hc_thread_wait (1, &inner_threads[thread_idx]);
  }

  hcfree (inner_threads);

  EVENT (EVENT_INNERLOOP1_FINISHED);

  // finalize potfile

  potfile_write_close (hashcat_ctx);

  // finalize opencl session

  opencl_session_destroy (hashcat_ctx);

  // clean up

  bitmap_ctx_destroy      (hashcat_ctx);
  combinator_ctx_destroy  (hashcat_ctx);
  cpt_ctx_destroy         (hashcat_ctx);
  hashconfig_destroy      (hashcat_ctx);
  hashes_destroy          (hashcat_ctx);
  mask_ctx_destroy        (hashcat_ctx);
  status_progress_destroy (hashcat_ctx);
  straight_ctx_destroy    (hashcat_ctx);
  wl_data_destroy         (hashcat_ctx);

  return 0;
}
Ejemplo n.º 3
0
int main(int argc, char **argv) {
    options_t opt;
    FILE *fp;
    HashFile *hf;

    /* process command line arguments of the form -arg */
    opt.directories  = 0;
    opt.verbose      = 0;
    opt.append_mode  = 0;
    opt.prepend_mode = 0;
    opt.basename     = 0;
    opt.header       = NULL;
    opt.footer       = NULL;
    opt.archive      = NULL;
    opt.map          = NULL;

    for (argc--, argv++; argc > 0; argc--, argv++) {
	if (**argv != '-' || strcmp(*argv, "--") == 0)
	    break;

	if (strcmp(*argv, "-a") == 0 && argc > 1) {
	    opt.archive = argv[1];
	    argv++;
	    argc--;
	}

	if (strcmp(*argv, "-A") == 0)
	    opt.append_mode = 1;

	if (strcmp(*argv, "-O") == 0)
	    opt.prepend_mode = 1;

	if (strcmp(*argv, "-d") == 0)
	    opt.directories = 1;

	if (strcmp(*argv, "-v") == 0)
	    opt.verbose = 1;

	if (strcmp(*argv, "-b") == 0)
	    opt.basename = 1;

	if (strcmp(*argv, "-m") == 0 && argc > 1) {
	    /* Name mapping */
	    opt.map = load_map(argv[1]);
	    if (!opt.map) {
		fprintf(stderr, "Failed to load map '%s'\n", argv[1]);
		return 1;
	    }

	    argv++;
	    argc--;
	}

	if (strcmp(*argv, "-h") == 0 && argc > 1) {
	    /* Common header */
	    hf->headers = (HashFileSection *)
		realloc(hf->headers, (hf->nheaders+1) *
			sizeof(HashFileSection));
	    opt.header = argv[1];
	    hf->nheaders++;
	    argv++;
	    argc--;
	}

	if (strcmp(*argv, "-f") == 0 && argc > 1) {
	    /* Common footer */
	    hf->footers = (HashFileSection *)
		realloc(hf->footers, (hf->nfooters+1) *
			sizeof(HashFileSection));
	    opt.footer = argv[1];
	    hf->nfooters++;
	    argv++;
	    argc--;
	}
    }

    if (argc < 1 && !opt.archive) {
	fprintf(stderr, "Usage: hash_tar [options] [tarfile] > tarfile.hash\n");
	fprintf(stderr, "    -a fname  Tar archive filename: use if reading from stdin\n");
	fprintf(stderr, "    -A        Force no archive name (eg will concat to archive itself)\n");
	fprintf(stderr, "    -O        Set arc. offset to size of hash (use when prepending)\n");
	fprintf(stderr, "    -v        Verbose mode\n");
	fprintf(stderr, "    -d        Index directory names (useless?)\n");
	fprintf(stderr, "    -h name   Set tar entry 'name' to be a file header\n");
	fprintf(stderr, "    -f name   Set tar entry 'name' to be a file footer\n");
	fprintf(stderr, "    -b        Use only the filename portion of a pathname\n");
	fprintf(stderr, "    -m fname  Reads lines of 'old new' and renames entries before indexing.");
	return 1;
    }



    /* Load the tar file index into memory */
    hf = HashFileCreate(0, HASH_DYNAMIC_SIZE);
    if (argc < 1) {
	if (!opt.archive) {
	    fprintf(stderr, "If reading from stdin you must use the "
		    "\"-a archivename\" option\n");
	    return 1;
	}
	
	accumulate(hf, stdin, opt.archive, &opt);
    } else {
	/* Single file mode */
	if (opt.append_mode) {
	    if (argc >= 2) {
		fprintf(stderr, "Can only use append_mode with a single "
			"tar file\n");
		return 1;
	    }
	}

	/* Iterate over all tar files */
	while (argc >= 1) {
	    FILE *fp = fopen(argv[0], "rb");
	    if (fp == NULL) {
		perror(argv[0]);
		return 1;
	    }
	    accumulate(hf, fp, argv[0], &opt);
	    fclose(fp);

	    argc--;
	    argv++;
	}
    }

   
    /*
     * Find the header/footer if specified. For now we only support one of
     * each.
     */
    link_footers(hf, &opt);


    /* Construct the hash */
    construct_hash(hf);


    /* Save hash */
    save_hash(hf, &opt);


    /* Tidy up */
    free(files);

    return 0;
}
Ejemplo n.º 4
0
static int monitor (hashcat_ctx_t *hashcat_ctx)
{
  hashes_t       *hashes        = hashcat_ctx->hashes;
  hwmon_ctx_t    *hwmon_ctx     = hashcat_ctx->hwmon_ctx;
  opencl_ctx_t   *opencl_ctx    = hashcat_ctx->opencl_ctx;
  restore_ctx_t  *restore_ctx   = hashcat_ctx->restore_ctx;
  status_ctx_t   *status_ctx    = hashcat_ctx->status_ctx;
  user_options_t *user_options  = hashcat_ctx->user_options;

  bool runtime_check      = false;
  bool remove_check       = false;
  bool status_check       = false;
  bool restore_check      = false;
  bool hwmon_check        = false;
  bool performance_check  = false;

  const int    sleep_time = 1;
  const double exec_low   = 50.0;  // in ms
  const double util_low   = 90.0;  // in percent

  if (user_options->runtime)
  {
    runtime_check = true;
  }

  if (restore_ctx->enabled == true)
  {
    restore_check = true;
  }

  if ((user_options->remove == true) && (hashes->hashlist_mode == HL_MODE_FILE))
  {
    remove_check = true;
  }

  if (user_options->status == true)
  {
    status_check = true;
  }

  if (hwmon_ctx->enabled == true)
  {
    hwmon_check = true;
  }

  if (hwmon_ctx->enabled == true)
  {
    performance_check = true; // this check simply requires hwmon to work
  }

  if ((runtime_check == false) && (remove_check == false) && (status_check == false) && (restore_check == false) && (hwmon_check == false) && (performance_check == false))
  {
    return 0;
  }

  // timer

  u32 slowdown_warnings    = 0;
  u32 performance_warnings = 0;

  u32 restore_left  = user_options->restore_timer;
  u32 remove_left   = user_options->remove_timer;
  u32 status_left   = user_options->status_timer;

  while (status_ctx->shutdown_inner == false)
  {
    sleep (sleep_time);

    if (status_ctx->devices_status == STATUS_INIT) continue;

    if (hwmon_ctx->enabled == true)
    {
      hc_thread_mutex_lock (status_ctx->mux_hwmon);

      for (u32 device_id = 0; device_id < opencl_ctx->devices_cnt; device_id++)
      {
        hc_device_param_t *device_param = &opencl_ctx->devices_param[device_id];

        if (device_param->skipped == true) continue;

        if ((opencl_ctx->devices_param[device_id].device_type & CL_DEVICE_TYPE_GPU) == 0) continue;

        const int temperature = hm_get_temperature_with_device_id (hashcat_ctx, device_id);

        if (temperature > (int) user_options->hwmon_temp_abort)
        {
          EVENT_DATA (EVENT_MONITOR_TEMP_ABORT, &device_id, sizeof (u32));

          myabort (hashcat_ctx);
        }
      }

      for (u32 device_id = 0; device_id < opencl_ctx->devices_cnt; device_id++)
      {
        hc_device_param_t *device_param = &opencl_ctx->devices_param[device_id];

        if (device_param->skipped == true) continue;

        const int rc_throttle = hm_get_throttle_with_device_id (hashcat_ctx, device_id);

        if (rc_throttle == -1) continue;

        if (rc_throttle > 0)
        {
          slowdown_warnings++;

          if (slowdown_warnings == 1) EVENT_DATA (EVENT_MONITOR_THROTTLE1, &device_id, sizeof (u32));
          if (slowdown_warnings == 2) EVENT_DATA (EVENT_MONITOR_THROTTLE2, &device_id, sizeof (u32));
          if (slowdown_warnings == 3) EVENT_DATA (EVENT_MONITOR_THROTTLE3, &device_id, sizeof (u32));
        }
        else
        {
          if (slowdown_warnings > 0) slowdown_warnings--;
        }
      }

      hc_thread_mutex_unlock (status_ctx->mux_hwmon);
    }

    if (restore_check == true)
    {
      restore_left--;

      if (restore_left == 0)
      {
        const int rc = cycle_restore (hashcat_ctx);

        if (rc == -1) return -1;

        restore_left = user_options->restore_timer;
      }
    }

    if ((runtime_check == true) && (status_ctx->runtime_start > 0))
    {
      const int runtime_left = get_runtime_left (hashcat_ctx);

      if (runtime_left <= 0)
      {
        EVENT_DATA (EVENT_MONITOR_RUNTIME_LIMIT, NULL, 0);

        myabort_runtime (hashcat_ctx);
      }
    }

    if (remove_check == true)
    {
      remove_left--;

      if (remove_left == 0)
      {
        if (hashes->digests_saved != hashes->digests_done)
        {
          hashes->digests_saved = hashes->digests_done;

          const int rc = save_hash (hashcat_ctx);

          if (rc == -1) return -1;
        }

        remove_left = user_options->remove_timer;
      }
    }

    if (status_check == true)
    {
      status_left--;

      if (status_left == 0)
      {
        hc_thread_mutex_lock (status_ctx->mux_display);

        EVENT_DATA (EVENT_MONITOR_STATUS_REFRESH, NULL, 0);

        hc_thread_mutex_unlock (status_ctx->mux_display);

        status_left = user_options->status_timer;
      }
    }

    if (performance_check == true)
    {
      int exec_cnt = 0;
      int util_cnt = 0;

      double exec_total = 0;
      double util_total = 0;

      hc_thread_mutex_lock (status_ctx->mux_hwmon);

      for (u32 device_id = 0; device_id < opencl_ctx->devices_cnt; device_id++)
      {
        hc_device_param_t *device_param = &opencl_ctx->devices_param[device_id];

        if (device_param->skipped == true) continue;

        exec_cnt++;

        const double exec = status_get_exec_msec_dev (hashcat_ctx, device_id);

        exec_total += exec;

        const int util = hm_get_utilization_with_device_id (hashcat_ctx, device_id);

        if (util == -1) continue;

        util_total += (double) util;

        util_cnt++;
      }

      hc_thread_mutex_unlock (status_ctx->mux_hwmon);

      double exec_avg = 0;
      double util_avg = 0;

      if (exec_cnt > 0) exec_avg = exec_total / exec_cnt;
      if (util_cnt > 0) util_avg = util_total / util_cnt;

      if ((exec_avg > 0) && (exec_avg < exec_low))
      {
        performance_warnings++;

        if (performance_warnings == 10) EVENT_DATA (EVENT_MONITOR_PERFORMANCE_HINT, NULL, 0);
      }

      if ((util_avg > 0) && (util_avg < util_low))
      {
        performance_warnings++;

        if (performance_warnings == 10) EVENT_DATA (EVENT_MONITOR_PERFORMANCE_HINT, NULL, 0);
      }
    }

    // stdin read timeout check
    // note: we skip the stdin timeout check if it was disabled with stdin_timeout_abort set to 0

    if (user_options->stdin_timeout_abort != 0)
    {
      if (status_get_progress_done (hashcat_ctx) == 0)
      {
        if (status_ctx->stdin_read_timeout_cnt > 0)
        {
          if (status_ctx->stdin_read_timeout_cnt >= user_options->stdin_timeout_abort)
          {
            EVENT_DATA (EVENT_MONITOR_NOINPUT_ABORT, NULL, 0);

            myabort (hashcat_ctx);

            status_ctx->shutdown_inner = true;

            break;
          }

          if ((status_ctx->stdin_read_timeout_cnt % STDIN_TIMEOUT_WARN) == 0)
          {
            EVENT_DATA (EVENT_MONITOR_NOINPUT_HINT, NULL, 0);
          }
        }
      }
    }
  }

  // final round of save_hash

  if (remove_check == true)
  {
    if (hashes->digests_saved != hashes->digests_done)
    {
      const int rc = save_hash (hashcat_ctx);

      if (rc == -1) return -1;
    }
  }

  // final round of cycle_restore

  if (restore_check == true)
  {
    const int rc = cycle_restore (hashcat_ctx);

    if (rc == -1) return -1;
  }

  return 0;
}