b44df7a1db
Currently heat supports to create CFN template based on the given resource type. And this patch adds an option to allow user to specify template type to generate(support HOT template at the same time). blueprint support-to-generate-hot-templates Change-Id: I55cfb9b0f87e638350f2f6367fb399d772fff7e1
74 lines
2.6 KiB
Python
74 lines
2.6 KiB
Python
#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# 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, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from oslo_utils import strutils
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from heat.common.i18n import _
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def extract_bool(subject):
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'''
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Convert any true/false string to its corresponding boolean value,
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regardless of case.
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'''
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if str(subject).lower() not in ('true', 'false'):
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raise ValueError(_('Unrecognized value "%(value)s", acceptable '
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'values are: true, false.') % {'value': subject})
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return strutils.bool_from_string(subject, strict=True)
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def extract_int(name, value, allow_zero=True, allow_negative=False):
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if value is None:
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return None
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if not strutils.is_int_like(value):
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raise ValueError(_("Only integer is acceptable by "
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"'%(name)s'.") % {'name': name})
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if value in ('0', 0):
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if allow_zero:
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return int(value)
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raise ValueError(_("Only non-zero integer is acceptable by "
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"'%(name)s'.") % {'name': name})
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try:
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result = int(value)
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except (TypeError, ValueError):
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raise ValueError(_("Value '%(value)s' is invalid for '%(name)s' "
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"which only accepts integer.") %
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{'name': name, 'value': value})
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if allow_negative is False and result < 0:
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raise ValueError(_("Value '%(value)s' is invalid for '%(name)s' "
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"which only accepts non-negative integer.") %
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{'name': name, 'value': value})
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return result
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def extract_tags(subject):
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tags = subject.split(',')
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for tag in tags:
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if len(tag) > 80:
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raise ValueError(_('Invalid tag, "%s" is longer than 80 '
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'characters') % tag)
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return tags
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def extract_template_type(subject):
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template_type = subject.lower()
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if template_type not in ('cfn', 'hot'):
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raise ValueError(_('Invalid template type "%(value)s", valid '
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'types are: cfn, hot.') %
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{'value': subject})
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return template_type
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