def createInvokeProposalForBDD(context, ccSpec, chainID, signersCert, Mspid, type):
import binascii
"Returns a deployment proposal of chaincode type"
lc_chaincode_invocation_spec = chaincode_pb2.ChaincodeInvocationSpec(chaincode_spec = ccSpec)
# Create
ccHdrExt = proposal_pb2.ChaincodeHeaderExtension(chaincode_id=ccSpec.chaincode_id)
ccProposalPayload = proposal_pb2.ChaincodeProposalPayload(input=lc_chaincode_invocation_spec.SerializeToString())
serializedIdentity = identities_pb2.SerializedIdentity(mspid=Mspid, id_bytes=crypto.dump_certificate(crypto.FILETYPE_PEM, signersCert))
nonce = bootstrap_util.BootstrapHelper.getNonce()
sigHdr = bootstrap_util.make_signature_header(serializedIdentity.SerializeToString(), nonce)
# Calculate the transaction ID
tx_id = binascii.hexlify(bootstrap_util.computeCryptoHash(nonce + serializedIdentity.SerializeToString()))
chainHdr = bootstrap_util.make_chain_header(type=common_dot_common_pb2.HeaderType.Value(type), channel_id=chainID,
txID=tx_id,
extension=ccHdrExt.SerializeToString())
header = common_dot_common_pb2.Header(channel_header=chainHdr.SerializeToString(), signature_header=sigHdr.SerializeToString())
# make proposal
proposal = proposal_pb2.Proposal(header=header.SerializeToString(), payload=ccProposalPayload.SerializeToString())
return proposal
def create_serialized_identity(msp_id, signers_cert):
return identities_pb2.SerializedIdentity(mspid=msp_id,
id_bytes=crypto.dump_certificate(
crypto.FILETYPE_PEM,
signers_cert))