def initiate_process_blocks_process(
block_process_event,
blocks_downloaded_queue,
add_addresses_queue,
jobs_queue,
completed_jobs_process_blocks,
exceptions
):
process_blocks_event = Event()
process_blocks_event.name = "process_blocks"
events.append(process_blocks_event)
process_blocks_process = Process(
name="process_blocks",
target=process_blocks,
args=(
process_blocks_event,
block_process_event,
blocks_downloaded_queue,
add_addresses_queue,
jobs_queue,
completed_jobs_process_blocks,
exceptions
)
)
processes.append(process_blocks_process)
logging.info("[-] Initiating process: Process downloaded blocks")
process_blocks_process.start()
def initiate_add_blocks_process(
block_process_event,
add_blocks_queue,
jobs_queue,
completed_jobs_add_blocks,
exceptions
):
add_blocks_event = Event()
add_blocks_event.name = "add_blocks_event"
events.append(add_blocks_event)
add_blocks_process = Process(
name="add_blocks",
target=add_blocks,
args=(
add_blocks_event,
block_process_event,
add_blocks_queue,
jobs_queue,
completed_jobs_add_blocks,
exceptions
)
)
processes.append(add_blocks_process)
logging.info("[-] Initiating process: Add blocks")
add_blocks_process.start()
def initiate_block_download_all_process(
block_hashes_queue,
blocks_downloaded_queue,
exceptions
):
block_download_all_event = Event()
block_download_all_event.name = "block_download_all"
events.append(block_download_all_event)
block_download_all_process = Process(
name="download_all_blocks",
target=download_all_blocks,
args=(
block_download_all_event,
block_hashes_queue,
blocks_downloaded_queue,
exceptions
)
)
processes.append(block_download_all_process)
logging.info("[-] Initiating process: Block download all")
block_download_all_process.start()
def initiate_block_hashes_download_process(
start_block,
block_hashes_queue,
exceptions
):
block_hash_download_event = Event()
block_hash_download_event.name = "block_hash_download"
events.append(block_hash_download_event)
block_hash_download_process = Process(
name="get_all_block_id_hashes",
target=get_all_block_id_hashes,
args=(
block_hash_download_event,
block_hashes_queue,
start_block,
exceptions
)
)
processes.append(block_hash_download_process)
logging.info("[-] Initiating process: Block hashes download")
block_hash_download_process.start()
def start(host, port, tor=False):
start_time = time.time()
main_event = Event()
main_event.name = "main"
events.append(main_event)
main_event.set()
while main_event.is_set():
try:
sync_event = Event()
sync_event.name = "sync"
events.append(sync_event)
db_default_client = connect_default_db()
db_clients.append(db_default_client)
if tor:
logging.info("[-] Tor connection is requested")
logging.info("[-] SOCKS5 proxy listener will be used")
logging.info("[-] Network connection to bitcoin node {}:{}".format(host, port))
if DELETE_FROM_BLOCK_HEIGHT:
resolve_blocks_from_height(DELETE_FROM_BLOCK_HEIGHT)
quit(start_time)
else:
main(sync_event)
except ServerSelectionTimeoutError:
logging.critical("[!] Unable to connect to database")
restart()
logging.warning("[!] Database connection: re-attempting in 30 seconds")
try:
time.sleep(30)
except KeyboardInterrupt:
logging.info("[-] CTRL-C detected. Exiting gracefully")
print("Exiting. Please wait for clean up process to complete")
quit(start_time)
except TorNotAvailable:
logging.critical("[!] Tor is not available")
restart()
logging.warning("[!] Tor connection: re-attempting in 30 seconds")
try:
time.sleep(30)
except KeyboardInterrupt:
logging.info("[-] CTRL-C detected. Exiting gracefully")
print("Exiting. Please wait for clean up process to complete")
quit(start_time)
except (ProcessBlockFailed, DatabaseQueryFailed) as process_block_error:
logging.critical("[!] {}".format(process_block_error))
logging.critical("[!] Invalid block")
restart()
logging.critical("[!] Halting sync for 60 seconds")
try:
time.sleep(60)
except KeyboardInterrupt:
logging.info("[-] CTRL-C detected. Exiting gracefully")
print("Exiting. Please wait for clean up process to complete")
quit(start_time)
except (RuntimeError, BrokenPipeError, OSError, Exception) as network_error:
logging.warning("[!] {}".format(network_error))
logging.critical("[!] Unable to connect to bitcoin node")
restart()
logging.warning("[!] Bitcoin node connection: re-attempting in 30 seconds")
try:
time.sleep(30)
except KeyboardInterrupt:
logging.info("[-] CTRL-C detected. Exiting gracefully")
print("Exiting. Please wait for clean up process to complete")
quit(start_time)
except KeyboardInterrupt:
logging.info("[-] CTRL-C detected. Exiting gracefully")
print("Exiting. Please wait for clean up process to complete")
quit(start_time)
