156 lines
4.9 KiB
Python
156 lines
4.9 KiB
Python
# Copyright 2017 Catalyst IT Limited
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import functools
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import hashlib
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import pdb
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import sys
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import warnings
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from oslo_utils import uuidutils
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import six
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from qinling import exceptions as exc
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from qinling import version
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def print_server_info(service):
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QINLING_TITLE = r"""
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/^L_ ,."\
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/~\ __ /~ \ ./ \
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/ _\ _/ \ /T~\|~\_\ / \_ /~| _^
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/ \ /W \ / V^\/X /~ T . \/ \ ,v-./
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,'`-. /~ ^ H , . \/ ; . \ `. \-' /
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M ~ | . ; / , _ : . ~\_,-'
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/ ~ . \ / : ' \ ,/`
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I o. ^ oP '98b - _ 9.` `\9b.
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8oO888. oO888P d888b9bo. .8o 888o. 8bo. o 988o.
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88888888888888888888888888bo.98888888bo. 98888bo. .d888P
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88888888888888888888888888888888888888888888888888888888888
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_ __ _
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___ _ (_) ___ / / (_) ___ ___ _
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/ _ `/ / / / _ \ / / / / / _ \ / _ `/
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\_, / /_/ /_//_//_/ /_/ /_//_/ \_, /
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/_/ /___/
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Function as a Service in OpenStack, version: %s
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""" % version.version_string()
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print(QINLING_TITLE)
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print('Launching server components %s...' % service)
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def get_properly_ordered_parameters():
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"""Orders launch parameters in the right order.
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In oslo it's important the order of the launch parameters.
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if --config-file came after the command line parameters the command
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line parameters are ignored.
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So to make user command line parameters are never ignored this method
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moves --config-file to be always first.
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"""
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args = sys.argv[1:]
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for arg in sys.argv[1:]:
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if arg == '--config-file' or arg.startswith('--config-file='):
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if "=" in arg:
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conf_file_value = arg.split("=", 1)[1]
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else:
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conf_file_value = args[args.index(arg) + 1]
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args.remove(conf_file_value)
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args.remove(arg)
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args.insert(0, "--config-file")
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args.insert(1, conf_file_value)
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return args
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def convert_dict_to_string(d):
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temp_list = ['%s=%s' % (k, v) for k, v in d.items()]
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return ','.join(temp_list)
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def datetime_to_str(dct, attr_name):
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"""Convert datetime object in dict to string."""
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if (dct.get(attr_name) is not None and
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not isinstance(dct.get(attr_name), six.string_types)):
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dct[attr_name] = dct[attr_name].isoformat(' ')
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def generate_unicode_uuid(dashed=True):
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return uuidutils.generate_uuid(dashed=dashed)
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def validate_int_in_range(name, value, min_allowed, max_allowed):
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try:
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value_int = int(value)
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except ValueError:
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raise exc.InputException(
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'Invalid %s resource specified. An integer is required.' % name
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)
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if (value_int < min_allowed or value_int > max_allowed):
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raise exc.InputException(
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'%s resource limitation not within the allowable range: '
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'%s ~ %s(%s).' % (name, min_allowed, max_allowed,
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'millicpu' if name == 'cpu' else 'bytes')
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)
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def disable_ssl_warnings(func):
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@functools.wraps(func)
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def wrapper(*args, **kwargs):
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with warnings.catch_warnings():
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warnings.filterwarnings(
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"ignore",
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message="A true SSLContext object is not available"
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)
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warnings.filterwarnings(
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"ignore",
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message="Unverified HTTPS request is being made"
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)
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return func(*args, **kwargs)
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return wrapper
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class ForkedPdb(pdb.Pdb):
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"""A Pdb subclass that may be used from a forked multiprocessing child.
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Usage:
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from qinling.utils import common
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common.ForkedPdb().set_trace()
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"""
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def interaction(self, *args, **kwargs):
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_stdin = sys.stdin
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try:
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sys.stdin = open('/dev/stdin', 'r')
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pdb.Pdb.interaction(self, *args, **kwargs)
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finally:
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sys.stdin = _stdin
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def md5(file=None, content=None):
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hash_md5 = hashlib.md5()
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if file:
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with open(file, "rb") as f:
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for chunk in iter(lambda: f.read(4096), b""):
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hash_md5.update(chunk)
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elif content:
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hash_md5.update(content)
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return hash_md5.hexdigest()
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