mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-12-22 22:38:08 +00:00
Messages TxInput and TxOutput refactored to TxRequest
This commit is contained in:
slush
parent
83aa0e6e66
commit
5f0bf64bfa
@ -11,7 +11,7 @@ from google.protobuf import descriptor_pb2
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DESCRIPTOR = descriptor.FileDescriptor(
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name='bitkey.proto',
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package='',
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serialized_pb='\n\x0c\x62itkey.proto\" \n\nInitialize\x12\x12\n\nsession_id\x18\x01 \x02(\x0c\"\xc4\x01\n\x08\x46\x65\x61tures\x12\x12\n\nsession_id\x18\x01 \x02(\x0c\x12\x0e\n\x06vendor\x18\x02 \x01(\t\x12\x15\n\rmajor_version\x18\x03 \x01(\r\x12\x15\n\rminor_version\x18\x04 \x01(\r\x12\x0b\n\x03otp\x18\x05 \x01(\x08\x12\x0b\n\x03pin\x18\x06 \x01(\x08\x12\x0b\n\x03spv\x18\x07 \x01(\x08\x12\x11\n\tmaxfee_kb\x18\x08 \x01(\x04\x12\x18\n\x04\x61lgo\x18\t \x03(\x0e\x32\n.Algorithm\x12\x12\n\ndebug_link\x18\n \x01(\x08\"\x17\n\x04Ping\x12\x0f\n\x07message\x18\x01 \x01(\t\"#\n\x11\x44\x65\x62ugLinkDecision\x12\x0e\n\x06yes_no\x18\x01 \x02(\x08\"K\n\x11\x44\x65\x62ugLinkGetState\x12\x0e\n\x06layout\x18\x01 \x01(\x08\x12\x0b\n\x03otp\x18\x02 \x01(\x08\x12\x0b\n\x03pin\x18\x03 \x01(\x08\x12\x0c\n\x04seed\x18\x04 \x01(\x08\"Z\n\x0e\x44\x65\x62ugLinkState\x12\x0e\n\x06layout\x18\x01 \x01(\x0c\x12\x14\n\x03otp\x18\x02 \x01(\x0b\x32\x07.OtpAck\x12\x14\n\x03pin\x18\x03 \x01(\x0b\x32\x07.PinAck\x12\x0c\n\x04seed\x18\x04 \x01(\t\"\x1a\n\x07Success\x12\x0f\n\x07message\x18\x01 \x01(\t\"(\n\x07\x46\x61ilure\x12\x0c\n\x04\x63ode\x18\x01 \x01(\x05\x12\x0f\n\x07message\x18\x02 \x01(\t\"\t\n\x07GetUUID\"\x14\n\x04UUID\x12\x0c\n\x04UUID\x18\x01 \x02(\x0c\"\x0f\n\rButtonRequest\"\x0b\n\tButtonAck\"\x0e\n\x0c\x42uttonCancel\"\x1d\n\nOtpRequest\x12\x0f\n\x07message\x18\x01 \x01(\t\"\x15\n\x06OtpAck\x12\x0b\n\x03otp\x18\x01 \x02(\t\"\x0b\n\tOtpCancel\"\x1d\n\nPinRequest\x12\x0f\n\x07message\x18\x01 \x01(\t\"\x15\n\x06PinAck\x12\x0b\n\x03pin\x18\x01 \x02(\t\"\x0b\n\tPinCancel\"\x1a\n\nGetEntropy\x12\x0c\n\x04size\x18\x01 \x02(\r\"\x1a\n\x07\x45ntropy\x12\x0f\n\x07\x65ntropy\x18\x01 \x02(\x0c\" \n\x0bSetMaxFeeKb\x12\x11\n\tmaxfee_kb\x18\x01 \x02(\x04\"5\n\x12GetMasterPublicKey\x12\x1f\n\x04\x61lgo\x18\x01 \x02(\x0e\x32\n.Algorithm:\x05\x42IP32\"\x1e\n\x0fMasterPublicKey\x12\x0b\n\x03key\x18\x01 \x02(\x0c\"@\n\nGetAddress\x12\x1f\n\x04\x61lgo\x18\x01 \x02(\x0e\x32\n.Algorithm:\x05\x42IP32\x12\x11\n\taddress_n\x18\x02 \x03(\r\"\x1a\n\x07\x41\x64\x64ress\x12\x0f\n\x07\x61\x64\x64ress\x18\x01 \x02(\t\"M\n\nLoadDevice\x12\x0c\n\x04seed\x18\x01 \x02(\t\x12\x11\n\x03otp\x18\x02 \x01(\x08:\x04true\x12\x0b\n\x03pin\x18\x03 \x01(\t\x12\x11\n\x03spv\x18\x04 \x01(\x08:\x04true\"\x1d\n\x0bResetDevice\x12\x0e\n\x06random\x18\x07 \x01(\x0c\"f\n\x06SignTx\x12\x1f\n\x04\x61lgo\x18\x01 \x02(\x0e\x32\n.Algorithm:\x05\x42IP32\x12\x15\n\routputs_count\x18\x03 \x02(\r\x12\x14\n\x0cinputs_count\x18\x05 \x02(\r\x12\x0e\n\x06random\x18\x06 \x01(\x0c\"N\n\x0cInputRequest\x12\x15\n\rrequest_index\x18\x01 \x01(\x05\x12\x14\n\x0csigned_index\x18\x02 \x01(\x05\x12\x11\n\tsignature\x18\x03 \x01(\x0c\"&\n\rOutputRequest\x12\x15\n\rrequest_index\x18\x01 \x02(\r\"v\n\x07TxInput\x12\r\n\x05index\x18\x01 \x02(\r\x12\x11\n\taddress_n\x18\x02 \x03(\r\x12\x0e\n\x06\x61mount\x18\x03 \x02(\x04\x12\x11\n\tprev_hash\x18\x04 \x02(\x0c\x12\x12\n\nprev_index\x18\x05 \x02(\r\x12\x12\n\nscript_sig\x18\x06 \x01(\x0c\"\x84\x01\n\x08TxOutput\x12\r\n\x05index\x18\x01 \x02(\r\x12\x0f\n\x07\x61\x64\x64ress\x18\x02 \x02(\t\x12\x11\n\taddress_n\x18\x03 \x03(\r\x12\x0e\n\x06\x61mount\x18\x04 \x02(\x04\x12 \n\x0bscript_type\x18\x05 \x02(\x0e\x32\x0b.ScriptType\x12\x13\n\x0bscript_args\x18\x06 \x03(\x0c*$\n\tAlgorithm\x12\t\n\x05\x42IP32\x10\x00\x12\x0c\n\x08\x45LECTRUM\x10\x01*3\n\nScriptType\x12\x10\n\x0cPAYTOADDRESS\x10\x00\x12\x13\n\x0fPAYTOSCRIPTHASH\x10\x01')
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serialized_pb='\n\x0c\x62itkey.proto\" \n\nInitialize\x12\x12\n\nsession_id\x18\x01 \x02(\x0c\"\xc4\x01\n\x08\x46\x65\x61tures\x12\x12\n\nsession_id\x18\x01 \x02(\x0c\x12\x0e\n\x06vendor\x18\x02 \x01(\t\x12\x15\n\rmajor_version\x18\x03 \x01(\r\x12\x15\n\rminor_version\x18\x04 \x01(\r\x12\x0b\n\x03otp\x18\x05 \x01(\x08\x12\x0b\n\x03pin\x18\x06 \x01(\x08\x12\x0b\n\x03spv\x18\x07 \x01(\x08\x12\x11\n\tmaxfee_kb\x18\x08 \x01(\x04\x12\x18\n\x04\x61lgo\x18\t \x03(\x0e\x32\n.Algorithm\x12\x12\n\ndebug_link\x18\n \x01(\x08\"\x17\n\x04Ping\x12\x0f\n\x07message\x18\x01 \x01(\t\"#\n\x11\x44\x65\x62ugLinkDecision\x12\x0e\n\x06yes_no\x18\x01 \x02(\x08\"K\n\x11\x44\x65\x62ugLinkGetState\x12\x0e\n\x06layout\x18\x01 \x01(\x08\x12\x0b\n\x03otp\x18\x02 \x01(\x08\x12\x0b\n\x03pin\x18\x03 \x01(\x08\x12\x0c\n\x04seed\x18\x04 \x01(\x08\"Z\n\x0e\x44\x65\x62ugLinkState\x12\x0e\n\x06layout\x18\x01 \x01(\x0c\x12\x14\n\x03otp\x18\x02 \x01(\x0b\x32\x07.OtpAck\x12\x14\n\x03pin\x18\x03 \x01(\x0b\x32\x07.PinAck\x12\x0c\n\x04seed\x18\x04 \x01(\t\"\x1a\n\x07Success\x12\x0f\n\x07message\x18\x01 \x01(\t\"(\n\x07\x46\x61ilure\x12\x0c\n\x04\x63ode\x18\x01 \x01(\x05\x12\x0f\n\x07message\x18\x02 \x01(\t\"\t\n\x07GetUUID\"\x14\n\x04UUID\x12\x0c\n\x04UUID\x18\x01 \x02(\x0c\"\x0f\n\rButtonRequest\"\x0b\n\tButtonAck\"\x0e\n\x0c\x42uttonCancel\"\x1d\n\nOtpRequest\x12\x0f\n\x07message\x18\x01 \x01(\t\"\x15\n\x06OtpAck\x12\x0b\n\x03otp\x18\x01 \x02(\t\"\x0b\n\tOtpCancel\"\x1d\n\nPinRequest\x12\x0f\n\x07message\x18\x01 \x01(\t\"\x15\n\x06PinAck\x12\x0b\n\x03pin\x18\x01 \x02(\t\"\x0b\n\tPinCancel\"\x1a\n\nGetEntropy\x12\x0c\n\x04size\x18\x01 \x02(\r\"\x1a\n\x07\x45ntropy\x12\x0f\n\x07\x65ntropy\x18\x01 \x02(\x0c\" \n\x0bSetMaxFeeKb\x12\x11\n\tmaxfee_kb\x18\x01 \x02(\x04\"5\n\x12GetMasterPublicKey\x12\x1f\n\x04\x61lgo\x18\x01 \x02(\x0e\x32\n.Algorithm:\x05\x42IP32\"\x1e\n\x0fMasterPublicKey\x12\x0b\n\x03key\x18\x01 \x02(\x0c\"@\n\nGetAddress\x12\x1f\n\x04\x61lgo\x18\x01 \x02(\x0e\x32\n.Algorithm:\x05\x42IP32\x12\x11\n\taddress_n\x18\x02 \x03(\r\"\x1a\n\x07\x41\x64\x64ress\x12\x0f\n\x07\x61\x64\x64ress\x18\x01 \x02(\t\"M\n\nLoadDevice\x12\x0c\n\x04seed\x18\x01 \x02(\t\x12\x11\n\x03otp\x18\x02 \x01(\x08:\x04true\x12\x0b\n\x03pin\x18\x03 \x01(\t\x12\x11\n\x03spv\x18\x04 \x01(\x08:\x04true\"\x1d\n\x0bResetDevice\x12\x0e\n\x06random\x18\x07 \x01(\x0c\"f\n\x06SignTx\x12\x1f\n\x04\x61lgo\x18\x01 \x02(\x0e\x32\n.Algorithm:\x05\x42IP32\x12\x15\n\routputs_count\x18\x03 \x02(\r\x12\x14\n\x0cinputs_count\x18\x05 \x02(\r\x12\x0e\n\x06random\x18\x06 \x01(\x0c\"\x86\x01\n\tTxRequest\x12\x15\n\rrequest_index\x18\x01 \x01(\x05\x12\"\n\x0crequest_type\x18\x02 \x01(\x0e\x32\x0c.RequestType\x12\x14\n\x0csigned_index\x18\x03 \x01(\x05\x12\x11\n\tsignature\x18\x04 \x01(\x0c\x12\x15\n\rserialized_tx\x18\x05 \x01(\x0c\"v\n\x07TxInput\x12\r\n\x05index\x18\x01 \x02(\r\x12\x11\n\taddress_n\x18\x02 \x03(\r\x12\x0e\n\x06\x61mount\x18\x03 \x02(\x04\x12\x11\n\tprev_hash\x18\x04 \x02(\x0c\x12\x12\n\nprev_index\x18\x05 \x02(\r\x12\x12\n\nscript_sig\x18\x06 \x01(\x0c\"\x84\x01\n\x08TxOutput\x12\r\n\x05index\x18\x01 \x02(\r\x12\x0f\n\x07\x61\x64\x64ress\x18\x02 \x02(\t\x12\x11\n\taddress_n\x18\x03 \x03(\r\x12\x0e\n\x06\x61mount\x18\x04 \x02(\x04\x12 \n\x0bscript_type\x18\x05 \x02(\x0e\x32\x0b.ScriptType\x12\x13\n\x0bscript_args\x18\x06 \x03(\x0c*$\n\tAlgorithm\x12\t\n\x05\x42IP32\x10\x00\x12\x0c\n\x08\x45LECTRUM\x10\x01*3\n\nScriptType\x12\x10\n\x0cPAYTOADDRESS\x10\x00\x12\x13\n\x0fPAYTOSCRIPTHASH\x10\x01*(\n\x0bRequestType\x12\x0b\n\x07TXINPUT\x10\x00\x12\x0c\n\x08TXOUTPUT\x10\x01')
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_ALGORITHM = descriptor.EnumDescriptor(
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name='Algorithm',
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@ -30,8 +30,8 @@ _ALGORITHM = descriptor.EnumDescriptor(
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],
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containing_type=None,
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options=None,
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serialized_start=1623,
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serialized_end=1659,
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serialized_start=1640,
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serialized_end=1676,
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)
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@ -52,8 +52,30 @@ _SCRIPTTYPE = descriptor.EnumDescriptor(
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],
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containing_type=None,
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options=None,
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serialized_start=1661,
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serialized_end=1712,
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serialized_start=1678,
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serialized_end=1729,
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)
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_REQUESTTYPE = descriptor.EnumDescriptor(
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name='RequestType',
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full_name='RequestType',
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filename=None,
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file=DESCRIPTOR,
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values=[
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descriptor.EnumValueDescriptor(
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name='TXINPUT', index=0, number=0,
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options=None,
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type=None),
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descriptor.EnumValueDescriptor(
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name='TXOUTPUT', index=1, number=1,
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options=None,
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type=None),
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],
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containing_type=None,
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options=None,
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serialized_start=1731,
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serialized_end=1771,
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)
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@ -61,6 +83,8 @@ BIP32 = 0
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ELECTRUM = 1
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PAYTOADDRESS = 0
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PAYTOSCRIPTHASH = 1
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TXINPUT = 0
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TXOUTPUT = 1
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@ -995,30 +1019,44 @@ _SIGNTX = descriptor.Descriptor(
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)
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_INPUTREQUEST = descriptor.Descriptor(
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name='InputRequest',
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full_name='InputRequest',
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_TXREQUEST = descriptor.Descriptor(
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name='TxRequest',
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full_name='TxRequest',
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filename=None,
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file=DESCRIPTOR,
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containing_type=None,
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fields=[
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descriptor.FieldDescriptor(
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name='request_index', full_name='InputRequest.request_index', index=0,
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name='request_index', full_name='TxRequest.request_index', index=0,
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number=1, type=5, cpp_type=1, label=1,
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has_default_value=False, default_value=0,
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message_type=None, enum_type=None, containing_type=None,
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is_extension=False, extension_scope=None,
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options=None),
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descriptor.FieldDescriptor(
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name='signed_index', full_name='InputRequest.signed_index', index=1,
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number=2, type=5, cpp_type=1, label=1,
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name='request_type', full_name='TxRequest.request_type', index=1,
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number=2, type=14, cpp_type=8, label=1,
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has_default_value=False, default_value=0,
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message_type=None, enum_type=None, containing_type=None,
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is_extension=False, extension_scope=None,
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options=None),
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descriptor.FieldDescriptor(
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name='signature', full_name='InputRequest.signature', index=2,
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number=3, type=12, cpp_type=9, label=1,
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name='signed_index', full_name='TxRequest.signed_index', index=2,
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number=3, type=5, cpp_type=1, label=1,
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has_default_value=False, default_value=0,
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message_type=None, enum_type=None, containing_type=None,
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is_extension=False, extension_scope=None,
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options=None),
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descriptor.FieldDescriptor(
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name='signature', full_name='TxRequest.signature', index=3,
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number=4, type=12, cpp_type=9, label=1,
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has_default_value=False, default_value="",
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message_type=None, enum_type=None, containing_type=None,
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is_extension=False, extension_scope=None,
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options=None),
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descriptor.FieldDescriptor(
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name='serialized_tx', full_name='TxRequest.serialized_tx', index=4,
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number=5, type=12, cpp_type=9, label=1,
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has_default_value=False, default_value="",
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message_type=None, enum_type=None, containing_type=None,
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is_extension=False, extension_scope=None,
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@ -1032,36 +1070,8 @@ _INPUTREQUEST = descriptor.Descriptor(
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options=None,
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is_extendable=False,
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extension_ranges=[],
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serialized_start=1248,
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serialized_end=1326,
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)
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_OUTPUTREQUEST = descriptor.Descriptor(
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name='OutputRequest',
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full_name='OutputRequest',
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filename=None,
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file=DESCRIPTOR,
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containing_type=None,
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fields=[
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descriptor.FieldDescriptor(
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name='request_index', full_name='OutputRequest.request_index', index=0,
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number=1, type=13, cpp_type=3, label=2,
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has_default_value=False, default_value=0,
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message_type=None, enum_type=None, containing_type=None,
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is_extension=False, extension_scope=None,
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options=None),
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],
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extensions=[
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],
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nested_types=[],
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enum_types=[
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],
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options=None,
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is_extendable=False,
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extension_ranges=[],
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serialized_start=1328,
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serialized_end=1366,
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serialized_start=1249,
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serialized_end=1383,
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)
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@ -1123,8 +1133,8 @@ _TXINPUT = descriptor.Descriptor(
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options=None,
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is_extendable=False,
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extension_ranges=[],
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serialized_start=1368,
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serialized_end=1486,
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serialized_start=1385,
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serialized_end=1503,
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)
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@ -1186,8 +1196,8 @@ _TXOUTPUT = descriptor.Descriptor(
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options=None,
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is_extendable=False,
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extension_ranges=[],
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serialized_start=1489,
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serialized_end=1621,
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serialized_start=1506,
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serialized_end=1638,
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)
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_FEATURES.fields_by_name['algo'].enum_type = _ALGORITHM
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@ -1196,6 +1206,7 @@ _DEBUGLINKSTATE.fields_by_name['pin'].message_type = _PINACK
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_GETMASTERPUBLICKEY.fields_by_name['algo'].enum_type = _ALGORITHM
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_GETADDRESS.fields_by_name['algo'].enum_type = _ALGORITHM
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_SIGNTX.fields_by_name['algo'].enum_type = _ALGORITHM
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_TXREQUEST.fields_by_name['request_type'].enum_type = _REQUESTTYPE
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_TXOUTPUT.fields_by_name['script_type'].enum_type = _SCRIPTTYPE
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DESCRIPTOR.message_types_by_name['Initialize'] = _INITIALIZE
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DESCRIPTOR.message_types_by_name['Features'] = _FEATURES
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@ -1226,8 +1237,7 @@ DESCRIPTOR.message_types_by_name['Address'] = _ADDRESS
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DESCRIPTOR.message_types_by_name['LoadDevice'] = _LOADDEVICE
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DESCRIPTOR.message_types_by_name['ResetDevice'] = _RESETDEVICE
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DESCRIPTOR.message_types_by_name['SignTx'] = _SIGNTX
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DESCRIPTOR.message_types_by_name['InputRequest'] = _INPUTREQUEST
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DESCRIPTOR.message_types_by_name['OutputRequest'] = _OUTPUTREQUEST
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DESCRIPTOR.message_types_by_name['TxRequest'] = _TXREQUEST
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DESCRIPTOR.message_types_by_name['TxInput'] = _TXINPUT
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DESCRIPTOR.message_types_by_name['TxOutput'] = _TXOUTPUT
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@ -1405,17 +1415,11 @@ class SignTx(message.Message):
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# @@protoc_insertion_point(class_scope:SignTx)
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||||
|
||||
class InputRequest(message.Message):
|
||||
class TxRequest(message.Message):
|
||||
__metaclass__ = reflection.GeneratedProtocolMessageType
|
||||
DESCRIPTOR = _INPUTREQUEST
|
||||
DESCRIPTOR = _TXREQUEST
|
||||
|
||||
# @@protoc_insertion_point(class_scope:InputRequest)
|
||||
|
||||
class OutputRequest(message.Message):
|
||||
__metaclass__ = reflection.GeneratedProtocolMessageType
|
||||
DESCRIPTOR = _OUTPUTREQUEST
|
||||
|
||||
# @@protoc_insertion_point(class_scope:OutputRequest)
|
||||
# @@protoc_insertion_point(class_scope:TxRequest)
|
||||
|
||||
class TxInput(message.Message):
|
||||
__metaclass__ = reflection.GeneratedProtocolMessageType
|
||||
|
||||
@ -22,8 +22,8 @@ map_type_to_class = {
|
||||
18: proto.PinRequest,
|
||||
19: proto.PinAck,
|
||||
20: proto.PinCancel,
|
||||
21: proto.InputRequest,
|
||||
22: proto.OutputRequest,
|
||||
21: proto.TxRequest,
|
||||
#22: proto.OutputRequest,
|
||||
23: proto.TxInput,
|
||||
24: proto.TxOutput,
|
||||
25: proto.SetMaxFeeKb,
|
||||
|
||||
@ -16,6 +16,12 @@ enum ScriptType {
|
||||
PAYTOSCRIPTHASH = 1;
|
||||
}
|
||||
|
||||
// Specifies which kind of information is required by transaction signing process
|
||||
enum RequestType {
|
||||
TXINPUT = 0;
|
||||
TXOUTPUT = 1;
|
||||
}
|
||||
|
||||
// Reset device's internal state
|
||||
//
|
||||
// Response: Features
|
||||
@ -212,7 +218,7 @@ message ResetDevice {
|
||||
|
||||
// Request the device to sign the transaction
|
||||
//
|
||||
// Response: InputRequest, OutputRequest, OtpRequest, PinRequest, Failure
|
||||
// Response: TxRequest, OtpRequest, PinRequest, Failure
|
||||
message SignTx {
|
||||
required Algorithm algo = 1 [default=BIP32]; // Algorithm using for key generation algorithm
|
||||
required uint32 outputs_count = 3; // Count of outputs of the transaction
|
||||
@ -221,24 +227,21 @@ message SignTx {
|
||||
// Recommended to provide 256 bytes of random data.
|
||||
}
|
||||
|
||||
// Sent by the device as a response for SignTx.
|
||||
// If request_index is set, device asks for TxInput message with details of index's input.
|
||||
// Sent by the device as a response for SignTx. Device asks for information for signing transaction.
|
||||
// If request_index is set, device asks for TxInput/TxOutput message (depends on request_type)
|
||||
// with details of index's input.
|
||||
// If signed_index is set, 'signature' contains signed input of signed_index's input.
|
||||
message InputRequest {
|
||||
optional int32 request_index = 1; // If >=0, device expects TxInput message from the computer
|
||||
optional int32 signed_index = 2; // If >=0, 'signature' contains signed input of this input
|
||||
optional bytes signature = 3; // If signed_index>=0, represent signature of the signed_index input
|
||||
message TxRequest {
|
||||
optional int32 request_index = 1; // If >=0, device expects TxInput/TxOutput message from the computer
|
||||
optional RequestType request_type = 2; // Ask for TxInput or TxOutput?
|
||||
optional int32 signed_index = 3 [default=-1]; // If >=0, 'signature' contains signed input of this input
|
||||
optional bytes signature = 4; // If signed_index>=0, represent signature of the signed_index input
|
||||
optional bytes serialized_tx = 5; // Part of serialized and signed transaction
|
||||
}
|
||||
|
||||
// Sent by the device as a response for SignTx or TxInput.
|
||||
// Device asks for Tx
|
||||
message OutputRequest {
|
||||
required uint32 request_index = 1; // Device expects TxOutput message from the computer
|
||||
}
|
||||
|
||||
// Transaction onput for SignTx workflow. It is response to InputRequest message sent by device.
|
||||
// Transaction onput for SignTx workflow. It is response to TxRequest message sent by device.
|
||||
//
|
||||
// Response: InputRequest, OutputRequest, Failure
|
||||
// Response: TxRequest, Failure
|
||||
message TxInput {
|
||||
required uint32 index = 1; // Position of input in proposed transaction
|
||||
repeated uint32 address_n = 2; // Parameter for address generation algorithm to derive the address from the master public key
|
||||
@ -248,7 +251,7 @@ message TxInput {
|
||||
optional bytes script_sig = 6; // Script signature
|
||||
}
|
||||
|
||||
// Transaction output for SignTx workflow. It is response to OutputRequest message sent by the device.
|
||||
// Transaction output for SignTx workflow. It is response to TxRequest message sent by the device.
|
||||
message TxOutput {
|
||||
required uint32 index = 1; // Position of output in proposed transaction
|
||||
required string address = 2; // Target bitcoin address in base58 encoding
|
||||
|
||||
Loading…
Reference in New Issue
Block a user