create_and_publish_identity.py

import asyncio
import getpass

from duniterpy.api import bma
from duniterpy.api.client import Client
from duniterpy.documents import BlockUID, Identity
from duniterpy.key import SigningKey

# CONFIG #######################################

# You can either use a complete defined endpoint : [NAME_OF_THE_API] [DOMAIN] [IPv4] [IPv6] [PORT] [PATH]
# or the simple definition : [NAME_OF_THE_API] [DOMAIN] [PORT] [PATH]
# Here we use the secure BASIC_MERKLED_API (BMAS)
BMAS_ENDPOINT = "BMAS g1-test.duniter.org 443"


################################################


def get_identity_document(
    current_block: dict, uid: str, salt: str, password: str
) -> Identity:
    """
    Get an Identity document

    :param current_block: Current block data
    :param uid: Unique IDentifier
    :param salt: Passphrase of the account
    :param password: Password of the account

    :rtype: Identity
    """

    # get current block BlockStamp
    timestamp = BlockUID(current_block["number"], current_block["hash"])

    # create keys from credentials
    key = SigningKey.from_credentials(salt, password)

    # create identity document
    identity = Identity(
        version=10,
        currency=current_block["currency"],
        pubkey=key.pubkey,
        uid=uid,
        ts=timestamp,
        signature=None,
    )

    # sign document
    identity.sign([key])

    return identity


async def main():
    """
    Main code
    """
    # Create Client from endpoint string in Duniter format
    client = Client(BMAS_ENDPOINT)

    # Get the node summary infos to test the connection
    response = await client(bma.node.summary)
    print(response)

    # capture current block to get version and currency and blockstamp
    current_block = await client(bma.blockchain.current)

    # prompt entry
    uid = input("Enter your Unique IDentifier (pseudonym): ")

    # prompt hidden user entry
    salt = getpass.getpass("Enter your passphrase (salt): ")

    # prompt hidden user entry
    password = getpass.getpass("Enter your password: ")

    # create our signed identity document
    identity = get_identity_document(current_block, uid, salt, password)

    # send the identity document to the node
    response = await client(bma.wot.add, identity.signed_raw())
    if response.status == 200:
        print(await response.text())
    else:
        print("Error while publishing identity : {0}".format(await response.text()))

    # Close client aiohttp session
    await client.close()


# Latest duniter-python-api is asynchronous and you have to use asyncio, an asyncio loop and a "as" on the data.
# ( https://docs.python.org/3/library/asyncio.html )
asyncio.get_event_loop().run_until_complete(main())