102 lines
3.5 KiB
Python
Executable File
102 lines
3.5 KiB
Python
Executable File
#!/usr/bin/python3
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# Copyright (c) 2018 Red Hat, Inc.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# version 2 as published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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"""
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This script will accept some parameters and will print out some SQL you can run against the Ipsilon
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database, and a token you can give to an application to authenticate against a service.
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"""
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import base64
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import json
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import os
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import time
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import uuid
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import click
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secret = base64.urlsafe_b64encode(os.urandom(64))[:64].decode()
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template = """
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Run this SQL against Ipsilon's database:
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--------START CUTTING HERE--------
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BEGIN;
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insert into token values ('{uuid}','username','{username}');
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insert into token values ('{uuid}','security_check','{secret}');
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insert into token values ('{uuid}','client_id','{service_name}');
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insert into token values ('{uuid}','expires_at','{expiration}');
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insert into token values ('{uuid}','type','Bearer');
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insert into token values ('{uuid}','issued_at','{now}');
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insert into token values ('{uuid}','scope','{scope}');
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COMMIT;
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-------- END CUTTING HERE --------
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"""
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def validate_scopes(ctx, param, scopes):
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"""
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Ensure that the user provided at least one scope.
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Args:
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ctx(click.core.Context): Unused.
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param (click.core.Option): Unused.
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scopes (tuple): The scopes provided by the user that we are validating.
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Raises:
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click.BadParameter: If the length of the scopes tuple is less than 1.
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"""
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if len(scopes) < 1:
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raise click.BadParameter('At least one scope must be provided.')
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return scopes
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@click.command()
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@click.argument('service_name')
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@click.option('--expiration', '-e', prompt='Number of days until expiration', type=int,
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help='The number of days from now until this token expires.')
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@click.option('--scope', '-s', multiple=True, callback=validate_scopes,
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help='A scope to include for this token. May be supplied multiple times.')
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@click.option('--no-openid', is_flag=True, help='Do not use "openid" as the first item in scope.')
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@click.option('--username', '-u', default=None,
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help='The username associated with the token. Defaults to SERVICE_NAME@service.')
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def generate_token(service_name, expiration, scope, no_openid, username):
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"""
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Print out SQL to insert a token in the Ipsilon database, and the token itself.
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SERVICE_NAME is the name of the service that the token will be used by, (e.g., bodhi).
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"""
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identifier = uuid.uuid4()
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now = int(time.time())
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expiration = now + (expiration * 24 * 3600)
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scope = list(scope)
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if not no_openid:
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scope.insert(0, 'openid')
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scope = json.dumps(scope)
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username = username or "{}@service".format(service_name)
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print(template.format(uuid=identifier, service_name=service_name, secret=secret,
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expiration=expiration, scope=scope, username=username, now=now))
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print("Token: {}_{}\n".format(identifier, secret))
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if __name__ == '__main__':
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generate_token()
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