def address_webhook(request, secret_key, ignored_key):
'''
Process an inbound webhook from blockcypher
'''
# Log webhook
webhook = WebHook.log_webhook(request,
WebHook.BLOCKCYPHER_ADDRESS_NOTIFICATION)
assert secret_key == WEBHOOK_SECRET_KEY
assert request.method == 'POST', 'Request has no post'
blockcypher_id = request.META.get('HTTP_X_EVENTID')
assert 'tx-confirmation' == request.META.get('HTTP_X_EVENTTYPE')
payload = json.loads(request.body.decode())
address_subscription = AddressSubscription.objects.get(
blockcypher_id=blockcypher_id)
tx_hash = payload['hash']
num_confs = payload['confirmations']
double_spend = payload['double_spend']
satoshis_sent = payload['total']
fee_in_satoshis = payload['fees']
tx_event = get_object_or_None(
OnChainTransaction,
tx_hash=tx_hash,
address_subscription=address_subscription,
)
if tx_event:
tx_event.num_confs = num_confs
tx_event.double_spend = double_spend
tx_event.save()
else:
tx_event = OnChainTransaction.objects.create(
tx_hash=tx_hash,
address_subscription=address_subscription,
num_confs=num_confs,
double_spend=double_spend,
satoshis_sent=satoshis_sent,
fee_in_satoshis=fee_in_satoshis,
)
tx_event.send_email_notification()
# Update logging
webhook.address_subscription = address_subscription
webhook.succeeded = True
webhook.save()
# Return something
return HttpResponse("*ok*")
def address_webhook(request, secret_key, ignored_key):
'''
Process an inbound webhook from blockcypher
'''
# Log webhook
webhook = WebHook.log_webhook(request, WebHook.BLOCKCYPHER_ADDRESS_NOTIFICATION)
assert secret_key == WEBHOOK_SECRET_KEY
assert request.method == 'POST', 'Request has no post'
blockcypher_id = request.META.get('HTTP_X_EVENTID')
assert 'tx-confirmation' == request.META.get('HTTP_X_EVENTTYPE')
payload = json.loads(request.body.decode())
address_subscription = AddressSubscription.objects.get(blockcypher_id=blockcypher_id)
tx_hash = payload['hash']
num_confs = payload['confirmations']
double_spend = payload['double_spend']
satoshis_sent = payload['total']
fee_in_satoshis = payload['fees']
tx_event = get_object_or_None(
OnChainTransaction,
tx_hash=tx_hash,
address_subscription=address_subscription,
)
if tx_event:
tx_event.num_confs = num_confs
tx_event.double_spend = double_spend
tx_event.save()
else:
tx_event = OnChainTransaction.objects.create(
tx_hash=tx_hash,
address_subscription=address_subscription,
num_confs=num_confs,
double_spend=double_spend,
satoshis_sent=satoshis_sent,
fee_in_satoshis=fee_in_satoshis,
)
tx_event.send_email_notification()
# Update logging
webhook.address_subscription = address_subscription
webhook.succeeded = True
webhook.save()
# Return something
return HttpResponse("*ok*")
def process_bci_webhook(request, random_id):
# Log webhook
webhook = WebHook.log_webhook(request, WebHook.BCI_PAYMENT_FORWARDED)
# parse webhook
input_txn_hash = request.GET['input_transaction_hash']
destination_txn_hash = request.GET['transaction_hash']
satoshis = int(request.GET['value'])
num_confirmations = int(request.GET['confirmations'])
input_address = request.GET['input_address']
destination_address = request.GET['destination_address']
if input_address:
forwarding_obj = get_object_or_None(ForwardingAddress,
b58_address=input_address)
if forwarding_obj:
# Tie webhook to merchant. Optional.
webhook.merchant = forwarding_obj.merchant
webhook.save()
# These defensive checks should always be true
assert is_valid_btc_address(input_address), input_address
assert is_valid_btc_address(destination_address), destination_address
msg = '%s == %s' % (input_txn_hash, destination_txn_hash)
assert input_txn_hash != destination_txn_hash, msg
# process the transactions
ForwardingAddress.handle_forwarding_txn(
input_address=input_address,
satoshis=satoshis,
num_confirmations=num_confirmations,
input_txn_hash=input_txn_hash,
)
ForwardingAddress.handle_destination_txn(
forwarding_address=input_address,
destination_address=destination_address,
satoshis=satoshis,
num_confirmations=num_confirmations,
destination_txn_hash=destination_txn_hash,
)
if num_confirmations > 6:
return HttpResponse("*ok*")
else:
return HttpResponse("Robot: please come back with more confirmations")
def address_webhook(request, secret_key, ignored_key):
'''
Process an inbound webhook from blockcypher
'''
# Log webhook
webhook = WebHook.log_webhook(request, WebHook.BLOCKCYPHER_ADDRESS_NOTIFICATION)
assert secret_key == WEBHOOK_SECRET_KEY
assert request.method == 'POST', 'Request has no post'
blockcypher_id = request.META.get('HTTP_X_EVENTID')
assert 'tx-confirmation' == request.META.get('HTTP_X_EVENTTYPE')
payload = json.loads(request.body.decode())
address_subscription = AddressSubscription.objects.get(blockcypher_id=blockcypher_id)
tx_hash = payload['hash']
num_confs = payload['confirmations']
double_spend = payload['double_spend']
satoshis_sent = payload['total']
fee_in_satoshis = payload['fees']
tx_event = get_object_or_None(
OnChainTransaction,
tx_hash=tx_hash,
address_subscription=address_subscription,
)
if tx_event:
tx_is_new = False
tx_event.num_confs = num_confs
tx_event.double_spend = double_spend
tx_event.save()
else:
tx_is_new = True
input_addresses = set()
for input_entry in payload['inputs']:
for address in input_entry.get('addresses', []):
input_addresses.add(address)
if address_subscription.b58_address in input_addresses:
is_withdrawal = True
else:
is_withdrawal = False
output_addresses = set()
for output_entry in payload.get('outputs', []):
for address in output_entry['addresses']:
output_addresses.add(address)
if address_subscription.b58_address in output_addresses:
is_deposit = True
else:
is_deposit = False
tx_event = OnChainTransaction.objects.create(
tx_hash=tx_hash,
address_subscription=address_subscription,
num_confs=num_confs,
double_spend=double_spend,
satoshis_sent=satoshis_sent,
fee_in_satoshis=fee_in_satoshis,
is_deposit=is_deposit,
is_withdrawal=is_withdrawal,
)
# email sending logic
# TODO: add logic for notify on deposit vs withdrawal
# TODO: add safety check to prevent duplicate email sending
if tx_event.is_subscribed():
if double_spend and (tx_is_new or not tx_event.double_spend):
# We have the first reporting of a double-spend
tx_event.send_double_spend_tx_notification()
elif num_confs == 0 and tx_is_new:
# First broadcast
if tx_event.address_subscription.notify_on_broadcast:
if tx_event.is_deposit and tx_event.address_subscription.notify_on_deposit:
tx_event.send_unconfirmed_tx_email()
elif tx_event.is_withdrawal and tx_event.address_subscription.notify_on_withdrawal:
tx_event.send_unconfirmed_tx_email()
elif num_confs == 6 and (tx_is_new or not tx_event.num_confs == num_confs):
# Sixth confirm
if tx_event.address_subscription.notify_on_sixth_confirm:
if tx_event.is_deposit and tx_event.address_subscription.notify_on_deposit:
tx_event.send_confirmed_tx_email()
elif tx_event.is_withdrawal and tx_event.address_subscription.notify_on_withdrawal:
tx_event.send_confirmed_tx_email()
# Update logging
webhook.address_subscription = address_subscription
webhook.succeeded = True
webhook.save()
# Return something
return HttpResponse("*ok*")
def address_webhook(request, secret_key, ignored_key):
'''
Process an inbound webhook from blockcypher
'''
# Log webhook
webhook = WebHook.log_webhook(request,
WebHook.BLOCKCYPHER_ADDRESS_NOTIFICATION)
assert secret_key == WEBHOOK_SECRET_KEY
assert request.method == 'POST', 'Request has no post'
blockcypher_id = request.META.get('HTTP_X_EVENTID')
assert 'tx-confirmation' == request.META.get('HTTP_X_EVENTTYPE')
payload = json.loads(request.body.decode())
address_subscription = AddressSubscription.objects.get(
blockcypher_id=blockcypher_id)
tx_hash = payload['hash']
num_confs = payload['confirmations']
double_spend = payload['double_spend']
satoshis_sent = payload['total']
fee_in_satoshis = payload['fees']
tx_event = get_object_or_None(
OnChainTransaction,
tx_hash=tx_hash,
address_subscription=address_subscription,
)
if tx_event:
tx_is_new = False
tx_event.num_confs = num_confs
tx_event.double_spend = double_spend
tx_event.save()
else:
tx_is_new = True
input_addresses = set()
for input_entry in payload['inputs']:
for address in input_entry.get('addresses', []):
input_addresses.add(address)
if address_subscription.b58_address in input_addresses:
is_withdrawal = True
else:
is_withdrawal = False
output_addresses = set()
for output_entry in payload.get('outputs', []):
for address in output_entry['addresses']:
output_addresses.add(address)
if address_subscription.b58_address in output_addresses:
is_deposit = True
else:
is_deposit = False
tx_event = OnChainTransaction.objects.create(
tx_hash=tx_hash,
address_subscription=address_subscription,
num_confs=num_confs,
double_spend=double_spend,
satoshis_sent=satoshis_sent,
fee_in_satoshis=fee_in_satoshis,
is_deposit=is_deposit,
is_withdrawal=is_withdrawal,
)
# email sending logic
# TODO: add logic for notify on deposit vs withdrawal
# TODO: add safety check to prevent duplicate email sending
if tx_event.is_subscribed():
if double_spend and (tx_is_new or not tx_event.double_spend):
# We have the first reporting of a double-spend
tx_event.send_double_spend_tx_notification()
elif num_confs == 0 and tx_is_new:
# First broadcast
if tx_event.address_subscription.notify_on_broadcast:
if tx_event.is_deposit and tx_event.address_subscription.notify_on_deposit:
tx_event.send_unconfirmed_tx_email()
elif tx_event.is_withdrawal and tx_event.address_subscription.notify_on_withdrawal:
tx_event.send_unconfirmed_tx_email()
elif num_confs == 6 and (tx_is_new
or not tx_event.num_confs == num_confs):
# Sixth confirm
if tx_event.address_subscription.notify_on_sixth_confirm:
if tx_event.is_deposit and tx_event.address_subscription.notify_on_deposit:
tx_event.send_confirmed_tx_email()
elif tx_event.is_withdrawal and tx_event.address_subscription.notify_on_withdrawal:
tx_event.send_confirmed_tx_email()
# Update logging
webhook.address_subscription = address_subscription
webhook.succeeded = True
webhook.save()
# Return something
return HttpResponse("*ok*")
def address_webhook(request, secret_key, ignored_key):
'''
Process an inbound webhook from blockcypher
'''
# Log webhook
webhook = WebHook.log_webhook(request,
WebHook.BLOCKCYPHER_ADDRESS_NOTIFICATION)
assert secret_key == WEBHOOK_SECRET_KEY
assert request.method == 'POST', 'Request has no post'
blockcypher_id = request.META.get('HTTP_X_EVENTID')
assert 'tx-confirmation' == request.META.get('HTTP_X_EVENTTYPE')
payload = json.loads(request.body.decode())
address_subscription = AddressSubscription.objects.get(
blockcypher_id=blockcypher_id)
tx_hash = payload['hash']
num_confs = payload['confirmations']
double_spend = payload['double_spend']
satoshis_sent = payload['total']
fee_in_satoshis = payload['fees']
tx_event = get_object_or_None(
OnChainTransaction,
tx_hash=tx_hash,
address_subscription=address_subscription,
)
if tx_event:
tx_is_new = False
tx_event.num_confs = num_confs
tx_event.double_spend = double_spend
tx_event.save()
else:
tx_is_new = True
input_addresses = set()
for input_entry in payload['inputs']:
for address in input_entry.get('addresses', []):
input_addresses.add(address)
if address_subscription.b58_address in input_addresses:
is_withdrawal = True
else:
is_withdrawal = False
output_addresses = set()
for output_entry in payload.get('outputs', []):
for address in output_entry['addresses']:
output_addresses.add(address)
if address_subscription.b58_address in output_addresses:
is_deposit = True
else:
is_deposit = False
tx_event = OnChainTransaction.objects.create(
tx_hash=tx_hash,
address_subscription=address_subscription,
num_confs=num_confs,
double_spend=double_spend,
satoshis_sent=satoshis_sent,
fee_in_satoshis=fee_in_satoshis,
is_deposit=is_deposit,
is_withdrawal=is_withdrawal,
)
# email sending logic
# TODO: add logic for notify on deposit vs withdrawal
# TODO: add safety check to prevent duplicate email sending
if tx_event.address_subscription.unsubscribed_at or tx_event.address_subscription.disabled_at:
# unsubscribe from webhooks going forward
try:
unsub_result = unsubscribe_from_webhook(
webhook_id=tx_event.address_subscription.blockcypher_id,
api_key=BLOCKCYPHER_API_KEY,
coin_symbol=tx_event.address_subscription.coin_symbol,
)
assert unsub_result is True, unsub_result
except Exception:
# there was a problem unsubscribing
# notify using sentry but still return the webhook to blockcypher
client.captureException()
elif tx_event.address_subscription.auth_user.email_verified:
# make sure we haven't contacted too many times (and unsub if so)
earliest_dt = now() - timedelta(days=3)
recent_emails_sent = SentEmail.objects.filter(
address_subscription=tx_event.address_subscription,
sent_at__gt=earliest_dt,
).count()
if recent_emails_sent > 100:
# too many emails, unsubscribe
tx_event.address_subscription.admin_unsubscribe_subscription()
client.captureMessage('TX Event %s unsubscribed' % tx_event.id)
# TODO: notify user they've been unsubscribed
else:
# proceed with normal email sending
if double_spend and (tx_is_new or not tx_event.double_spend):
# We have the first reporting of a double-spend
tx_event.send_double_spend_tx_notification()
elif num_confs == 0 and tx_is_new:
# First broadcast
if tx_event.address_subscription.notify_on_broadcast:
if tx_event.is_deposit and tx_event.address_subscription.notify_on_deposit:
tx_event.send_unconfirmed_tx_email()
elif tx_event.is_withdrawal and tx_event.address_subscription.notify_on_withdrawal:
tx_event.send_unconfirmed_tx_email()
elif num_confs == 6:
# Sixth confirm
if tx_event.address_subscription.notify_on_sixth_confirm:
if tx_event.is_deposit and tx_event.address_subscription.notify_on_deposit:
tx_event.send_confirmed_tx_email()
elif tx_event.is_withdrawal and tx_event.address_subscription.notify_on_withdrawal:
tx_event.send_confirmed_tx_email()
else:
# active subscription with unverfied email (can't contact)
# TODO: add unsub if orig subscription is > X days old
# eventually these could pile up
pass
# Update logging
webhook.address_subscription = address_subscription
webhook.succeeded = True
webhook.save()
# Return something
return HttpResponse("*ok*")
def address_webhook(request, secret_key, ignored_key):
'''
Process an inbound webhook from blockcypher
'''
# Log webhook
webhook = WebHook.log_webhook(request, WebHook.BLOCKCYPHER_ADDRESS_NOTIFICATION)
assert secret_key == WEBHOOK_SECRET_KEY
assert request.method == 'POST', 'Request has no post'
blockcypher_id = request.META.get('HTTP_X_EVENTID')
assert 'tx-confirmation' == request.META.get('HTTP_X_EVENTTYPE')
payload = json.loads(request.body.decode())
address_subscription = AddressSubscription.objects.get(blockcypher_id=blockcypher_id)
tx_hash = payload['hash']
num_confs = payload['confirmations']
double_spend = payload['double_spend']
satoshis_sent = payload['total']
fee_in_satoshis = payload['fees']
tx_event = get_object_or_None(
OnChainTransaction,
tx_hash=tx_hash,
address_subscription=address_subscription,
)
if tx_event:
tx_is_new = False
tx_event.num_confs = num_confs
tx_event.double_spend = double_spend
tx_event.save()
else:
tx_is_new = True
input_addresses = set()
for input_entry in payload['inputs']:
for address in input_entry.get('addresses', []):
input_addresses.add(address)
if address_subscription.b58_address in input_addresses:
is_withdrawal = True
else:
is_withdrawal = False
output_addresses = set()
for output_entry in payload.get('outputs', []):
for address in output_entry['addresses']:
output_addresses.add(address)
if address_subscription.b58_address in output_addresses:
is_deposit = True
else:
is_deposit = False
tx_event = OnChainTransaction.objects.create(
tx_hash=tx_hash,
address_subscription=address_subscription,
num_confs=num_confs,
double_spend=double_spend,
satoshis_sent=satoshis_sent,
fee_in_satoshis=fee_in_satoshis,
is_deposit=is_deposit,
is_withdrawal=is_withdrawal,
)
# email sending logic
# TODO: add logic for notify on deposit vs withdrawal
# TODO: add safety check to prevent duplicate email sending
if tx_event.address_subscription.unsubscribed_at or tx_event.address_subscription.disabled_at:
# unsubscribe from webhooks going forward
try:
unsub_result = unsubscribe_from_webhook(
webhook_id=tx_event.address_subscription.blockcypher_id,
api_key=BLOCKCYPHER_API_KEY,
coin_symbol=tx_event.address_subscription.coin_symbol,
)
assert unsub_result is True, unsub_result
except Exception:
# there was a problem unsubscribing
# notify using sentry but still return the webhook to blockcypher
client.captureException()
elif tx_event.address_subscription.auth_user.email_verified:
# make sure we haven't contacted too many times (and unsub if so)
earliest_dt = now() - timedelta(days=3)
recent_emails_sent = SentEmail.objects.filter(
address_subscription=tx_event.address_subscription,
sent_at__gt=earliest_dt,
).count()
if recent_emails_sent > 100:
# too many emails, unsubscribe
tx_event.address_subscription.admin_unsubscribe_subscription()
client.captureMessage(
'TX Event %s unsubscribed' % tx_event.id,
data={
'tx_event': tx_event.id,
'address_subscription': tx_event.address_subscription,
'recent_emails_sent': recent_emails_sent,
'webhook': webhook.id,
},
)
# TODO: notify user they've been unsubscribed
else:
# proceed with normal email sending
if double_spend and (tx_is_new or not tx_event.double_spend):
# We have the first reporting of a double-spend
tx_event.send_double_spend_tx_notification()
elif num_confs == 0 and tx_is_new:
# First broadcast
if tx_event.address_subscription.notify_on_broadcast:
if tx_event.is_deposit and tx_event.address_subscription.notify_on_deposit:
tx_event.send_unconfirmed_tx_email()
elif tx_event.is_withdrawal and tx_event.address_subscription.notify_on_withdrawal:
tx_event.send_unconfirmed_tx_email()
elif num_confs == 6:
# Sixth confirm
if tx_event.address_subscription.notify_on_sixth_confirm:
if tx_event.is_deposit and tx_event.address_subscription.notify_on_deposit:
tx_event.send_confirmed_tx_email()
elif tx_event.is_withdrawal and tx_event.address_subscription.notify_on_withdrawal:
tx_event.send_confirmed_tx_email()
else:
# active subscription with unverfied email (can't contact)
# TODO: add unsub if orig subscription is > X days old
# eventually these could pile up
pass
# Update logging
webhook.address_subscription = address_subscription
webhook.succeeded = True
webhook.save()
# Return something
return HttpResponse("*ok*")