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;
}
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;
}
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;
}
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;
}