autobahn.xbr._eip712_delegate_certificate

Module Contents

Functions

create_eip712_delegate_certificate(→ dict)

Delegate certificate: dynamic/one-time, off-chain.

sign_eip712_delegate_certificate(→ bytes)

Sign the given data using a EIP712 based signature with the provided private key.

recover_eip712_delegate_certificate(→ bytes)

Recover the signer address the given EIP712 signature was signed with.
autobahn.xbr._eip712_delegate_certificate.create_eip712_delegate_certificate(chainId: int, verifyingContract: bytes, validFrom: int, delegate: bytes, csPubKey: bytes, bootedAt: int, meta: str) → dict[source]

Delegate certificate: dynamic/one-time, off-chain.

Parameters

  • chainId –

  • verifyingContract –

  • validFrom –

  • delegate –

  • csPubKey –

  • bootedAt –

  • meta –

Returns

autobahn.xbr._eip712_delegate_certificate.sign_eip712_delegate_certificate(eth_privkey: bytes, chainId: int, verifyingContract: bytes, validFrom: int, delegate: bytes, csPubKey: bytes, bootedAt: int, meta: str) → bytes[source]

Sign the given data using a EIP712 based signature with the provided private key.

Parameters

  • eth_privkey – Signing key.

  • chainId –

  • verifyingContract –

  • validFrom –

  • delegate –

  • csPubKey –

  • bootedAt –

  • meta –

Returns

The signature according to EIP712 (32+32+1 raw bytes).

autobahn.xbr._eip712_delegate_certificate.recover_eip712_delegate_certificate(chainId: int, verifyingContract: bytes, validFrom: int, delegate: bytes, csPubKey: bytes, bootedAt: int, meta: str, signature: bytes) → bytes[source]

Recover the signer address the given EIP712 signature was signed with.

Parameters

  • chainId –

  • verifyingContract –

  • validFrom –

  • delegate –

  • csPubKey –

  • bootedAt –

  • signature –

  • meta –

Returns

The (computed) signer address the signature was signed with.

class autobahn.xbr._eip712_delegate_certificate.EIP712DelegateCertificate(chainId: int, verifyingContract: bytes, validFrom: int, delegate: bytes, csPubKey: bytes, bootedAt: int, meta: str, signatures: Optional[List[bytes]] = None)[source]

Bases: autobahn.xbr._eip712_certificate.EIP712Certificate

__slots__ = ['chainId', 'verifyingContract', 'validFrom', 'delegate', 'csPubKey', 'bootedAt', 'meta',...
__eq__(other: Any) → bool[source]

Return self==value.

__ne__(other: Any) → bool[source]

Return self!=value.

__str__() → str[source]

Return str(self).

sign(key: autobahn.xbr._secmod.EthereumKey, binary: bool = False) → bytes[source]
recover(signature: bytes) → bytes[source]
marshal(binary: bool = False) → Dict[str, Any][source]
static parse(obj) → EIP712DelegateCertificate[source]
save(filename: str) → int[source]

Save certificate to file. File format (serialized as CBOR):

[cert_hash: bytes, cert_eip712: Dict[str, Any], cert_signatures: List[bytes]]

Parameters

filename –

Returns

static load(filename) → EIP712DelegateCertificate[source]