d398a6ced2
- CitrineOS core extracted (CSMS OCPP 2.0.1) - OpenOCPP extracted (firmware OCPP 1.6J/2.0.1) - ShapeShifter library installed (pip install -e) - ShapeShifter specification extracted - EVerest extracted TODO updated with progress
63 lines
2.0 KiB
Python
63 lines
2.0 KiB
Python
"""
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A set of command-line-interface functions that are useful during
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development of Shapeshifter applications.
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"""
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from argparse import ArgumentParser
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from base64 import b64encode
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from nacl.bindings import crypto_sign_keypair
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from . import transport
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from .exceptions import AuthenticationTimeoutException, ServiceDiscoveryException
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def generate_signing_keypair():
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"""
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Generate a signing keypair (private and public) and print them as
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base64-encoded strings. These are the strings that you'd use for
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signing and verifying messages; you pass these to the signing_key
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and recipient_signing_key parameters of the Service or Client
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objects.
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"""
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public, private = crypto_sign_keypair()
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print("-" * 66)
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print("Private key (base64):", b64encode(private).decode())
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print("Public key (base64): ", b64encode(public).decode())
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print("-" * 66)
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def perform_lookup():
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"""
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Perform a DNS lookup of a participant's version, endpoint and
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public key details. These use the well-known DNS names described
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in the UFTP specification.
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"""
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parser = ArgumentParser()
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parser.add_argument("-d", "--domain", required=True, type=str, help="The sender domain for the other party")
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parser.add_argument("-r", "--role", required=True, type=str, help="The sender role for the other party")
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args = parser.parse_args()
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print("-" * 65)
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try:
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version = transport.get_version(args.domain)
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print(f"Shapeshifer version: {version}")
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except ServiceDiscoveryException as err:
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print(err)
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try:
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endpoint = transport.get_endpoint(args.domain, args.role)
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print(f"Endpoint URL: {endpoint}")
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except ServiceDiscoveryException as err:
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print(err)
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try:
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signing_key, decryption_key = transport.get_keys(args.domain, args.role)
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print(f"Signing key: {signing_key}")
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if decryption_key:
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print(f"Decryption Key: {decryption_key}")
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except AuthenticationTimeoutException as err:
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print(err)
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print("-" * 65)
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