def masternode_image_upload_request_mn0(data, *args, **kwargs):
# parse inputs
upload_code = data['upload_code']
image_data = data['image_data']
mn_ticket_logger.info(
'Masternode image upload received, upload_code: {}'.format(
upload_code))
sender_id = kwargs.get('sender_id')
MASTERNODE_DB.connect(reuse_if_open=True)
try:
regticket_db = Regticket.get(upload_code=upload_code)
regticket = RegistrationTicket(serialized=regticket_db.regticket)
if regticket.author != sender_id:
raise Exception(
'Given upload code was created by other public key')
mn_ticket_logger.info(
'Given upload code exists with required public key')
except DoesNotExist:
mn_ticket_logger.exception(
'Given upload code DOES NOT exists with required public key')
raise
result = get_blockchain_connection().getlocalfee()
fee = result['localfee']
regticket_db.image_data = image_data
regticket_db.localfee = fee
regticket_db.save()
return fee
async def masternode_validate_txid_upload_code_image(data, *args, **kwargs):
burn_10_txid, upload_code = data
try:
regticket_db = Regticket.get(upload_code=upload_code)
except DoesNotExist:
mn_ticket_logger.exception(
'Upload code {} not found in DB'.format(upload_code))
raise ValueError('Given upload code was issued by someone else...')
is_valid, errors = await is_burn_tx_valid(regticket_db, burn_10_txid)
if not is_valid:
raise ValueError(errors)
regticket = RegistrationTicket(serialized=regticket_db.regticket)
# TODO: perform duplication check
if get_nsfw_detector().is_nsfw(regticket_db.image_data):
raise ValueError(
"Image is NSFW, score: %s" %
get_nsfw_detector().get_score(regticket_db.image_data))
# if we're on mn1 or mn2:
if regticket_db.localfee is None:
mn0 = get_masternode_ordering(regticket.blocknum)[0]
# Send confirmation to MN0
mn_signed_regticket = generate_signed_ticket(regticket)
# TODO: run task and return without waiting for result (as if it was in Celery)
# TODO: handle errors/exceptions
response = await mn0.call_masternode(
"REGTICKET_MN1_CONFIRM_REQ", "REGTICKET_MN1_CONFIRM_RESP", [
regticket.author, regticket.imagedata_hash,
mn_signed_regticket.serialize()
])
# We return success status cause validation on this node has passed. However exception may happen when
# calling mn0 - need to handle it somehow (or better - schedule async task).
return response
else:
return 'Validation passed'
def regticket_status(data, *args, **kwargs):
# verify identity - return status only to regticket creator
sender_id = kwargs.get('sender_id')
upload_code = data.get('upload_code')
MASTERNODE_DB.connect(reuse_if_open=True)
try:
regticket_db = Regticket.get(artist_pk=sender_id,
upload_code=upload_code)
except DoesNotExist:
raise Exception(
'Given upload code DOES NOT exists with required public key')
return {'status': regticket_db.status, 'error': regticket_db.error}
def masternode_image_upload_request(self, data, *args, **kwargs):
# parse inputs
upload_code = data['upload_code']
image_data = data['image_data']
mn_ticket_logger.info(
'Masternode image upload received, upload_code: {}'.format(
upload_code))
sender_id = kwargs.get('sender_id')
db.connect(reuse_if_open=True)
try:
regticket_db = Regticket.get(upload_code=upload_code)
regticket = RegistrationTicket(serialized=regticket_db.regticket)
if regticket.author != sender_id:
raise Exception(
'Given upload code was created by other public key')
mn_ticket_logger.info(
'Given upload code exists with required public key')
except DoesNotExist:
mn_ticket_logger.warn(
'Given upload code DOES NOT exists with required public key')
raise
regticket_db.image_data = image_data
regticket_db.save()