mirror of
https://github.com/dkmstr/openuds.git
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119 lines
4.3 KiB
Python
119 lines
4.3 KiB
Python
# -*- coding: utf-8 -*-
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#
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# Copyright (c) 2022-2024 Virtual Cable S.L.U.
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without modification,
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# are permitted provided that the following conditions are met:
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#
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# * Redistributions of source code must retain the above copyright notice,
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# this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above copyright notice,
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# this list of conditions and the following disclaimer in the documentation
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# and/or other materials provided with the distribution.
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# * Neither the name of Virtual Cable S.L.U. nor the names of its contributors
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# may be used to endorse or promote products derived from this software
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# without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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"""
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Author: Adolfo Gómez, dkmaster at dkmon dot com
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"""
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import random
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import time
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import typing
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import uuid
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import logging
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from . import constants
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logger = logging.getLogger('test')
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def random_string(size: int = 6, chars: typing.Optional[str] = None) -> str:
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chars = chars or constants.STRING_CHARS
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return ''.join(
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random.choice(chars) for _ in range(size) # nosec: Not used for cryptography, just for testing
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)
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def random_utf8_string(size: int = 6) -> str:
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# Generate a random utf-8 string of length "length"
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# some utf-8 non ascii chars are generated, but not all of them
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return ''.join(random.choice(constants.UTF_CHARS) for _ in range(size)) # nosec
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def random_uuid() -> str:
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return str(uuid.uuid4())
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def random_int(start: int = 0, end: int = 100000) -> int:
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return random.randint(start, end) # nosec
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def random_ip() -> str:
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return '.'.join(
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str(random.randint(0, 255)) for _ in range(4) # nosec: Not used for cryptography, just for testing
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)
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def random_mac(mac_range: typing.Optional[str] = None) -> str:
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if not mac_range:
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return ':'.join(random_string(2, '0123456789ABCDEF') for _ in range(6))
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else: # Mac range is like 00:15:5D:10:00:00-00:15:5D:FF:FF:FF
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start, end = mac_range.split('-')
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# Convert to integers
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start = start.split(':')
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end = end.split(':')
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start_n = int(''.join(start), 16)
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end_n = int(''.join(end), 16)
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mac = random.randint(start_n, end_n)
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return ':'.join(f'{mac:012X}'[i:i + 2] for i in range(0, 12, 2))
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def limited_iterator(
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until_checker: typing.Callable[[], bool], limit: int = 128
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) -> typing.Generator[int, None, None]:
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"""
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Limit an iterator to a number of elements
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Will continue until limit is reached or check() returns False
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"""
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current = 0
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while current < limit and until_checker():
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yield current
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current += 1
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if current < limit:
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return
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# Limit reached, raise an exception
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raise Exception(f'Limit reached: {current}/{limit}: {until_checker()}')
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def waiter(finish_checker: typing.Callable[[], bool], timeout: int = 64, msg: typing.Optional[str] = None) -> None:
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start_time = time.time()
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for _ in limited_iterator(lambda: time.time() - start_time < timeout):
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if finish_checker():
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break
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# logger.info('Waiting for %s: %s', msg or 'operation', time.time() - start_time)
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time.sleep(2)
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if msg:
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logger.info('%s. Elapsed time: %s', msg, time.time() - start_time)
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def returns_true(*args: typing.Any, **kwargs: typing.Any) -> bool:
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return True
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def returns_false(*args: typing.Any, **kwargs: typing.Any) -> bool:
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return False
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def returns_none(*args: typing.Any, **kwargs: typing.Any) -> typing.Any:
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return None |