40 lines
1.1 KiB
Python
40 lines
1.1 KiB
Python
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# standard imports
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import logging
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# local imports
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from cic_eth.eth.gas import GasOracle
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logg = logging.getLogger()
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class RpcClient(GasOracle):
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"""RPC wrapper for web3 enabling gas calculation helpers and signer middleware.
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:param chain_spec: Chain spec
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:type chain_spec: cic_registry.chain.ChainSpec
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:param holder_address: DEPRECATED Address of subject of the session.
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:type holder_address: str, 0x-hex
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"""
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signer_ipc_path = None
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"""Unix socket path to JSONRPC signer and keystore"""
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web3_constructor = None
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"""Custom function to build a web3 object with middleware plugins"""
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def __init__(self, chain_spec, holder_address=None):
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(self.provider, w3) = RpcClient.web3_constructor()
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super(RpcClient, self).__init__(w3)
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self.chain_spec = chain_spec
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if holder_address != None:
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self.holder_address = holder_address
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logg.info('gasprice {}'.format(self.gas_price()))
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@staticmethod
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def set_constructor(web3_constructor):
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"""Sets the constructor to use for building the web3 object.
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"""
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RpcClient.web3_constructor = web3_constructor
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