def sign_tx(self,
psbt='',
device_type=None,
path=None,
fingerprint=None,
passphrase='',
chain=''):
if psbt == '':
raise Exception("PSBT must not be empty")
client = self._get_client(device_type=device_type,
fingerprint=fingerprint,
path=path,
passphrase=passphrase,
chain=chain)
try:
status = hwi_commands.signtx(client, psbt)
client.close()
if 'error' in status:
raise Exception(status['error'])
elif 'psbt' in status:
return status['psbt']
else:
raise Exception(
"Failed to sign transaction with device: Unknown Error")
except Exception as e:
if client:
client.close()
raise e
def sign_tx(
self,
psbt="",
device_type=None,
path=None,
fingerprint=None,
passphrase="",
chain="",
):
if psbt == "":
raise Exception("PSBT must not be empty")
with self._get_client(
device_type=device_type,
fingerprint=fingerprint,
path=path,
passphrase=passphrase,
chain=chain,
) as client:
status = hwi_commands.signtx(client, psbt)
if "error" in status:
raise Exception(status["error"])
elif "psbt" in status:
return status["psbt"]
else:
raise Exception(
"Failed to sign transaction with device: Unknown Error")
def hwi_sign_tx():
type = request.form.get("type")
path = request.form.get("path")
passphrase = request.form.get("passphrase")
psbt = request.form.get("psbt")
try:
client = get_hwi_client(type, path, passphrase=passphrase)
status = hwilib_commands.signtx(client, psbt)
print(status)
# Do proper cleanup otherwise have to reconnect device to access again
client.close()
return jsonify(status)
except Exception as e:
print(e)
if client:
try:
client.close()
except Exception:
# We tried...
pass
return jsonify(success=False, error=str(e))
