896b2492ee
Add a check to accept the image ID if provided. Currently only the name is checked. Change-Id: I7c02079debd13c743b84e91ddd226a4b365f6b77 Closes-Bug: 1710717
81 lines
3.5 KiB
Python
81 lines
3.5 KiB
Python
# Copyright (c) 2014 Hewlett-Packard Development Company, L.P.
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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
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# 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 collections
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from glanceclient import exc as exceptions
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from glanceclient.v2.client import Client as real_glance_client
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def create_or_find_kernel_and_ramdisk(glanceclient, kernel_name, ramdisk_name,
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kernel_path=None, ramdisk_path=None,
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skip_missing=False):
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"""Find or create a given kernel and ramdisk in Glance.
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If either kernel_path or ramdisk_path is None, they will not be created,
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and an exception will be raised if it does not exist in Glance.
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:param glanceclient: A client for Glance.
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:param kernel_name: Name to search for or create for the kernel.
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:param ramdisk_name: Name to search for or create for the ramdisk.
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:param kernel_path: Path to the kernel on disk.
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:param ramdisk_path: Path to the ramdisk on disk.
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:param skip_missing: If `True', do not raise an exception if either the
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kernel or ramdisk image is not found.
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:returns: A dictionary mapping kernel or ramdisk to the ID in Glance.
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"""
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kernel_image = _upload_file(glanceclient, kernel_name, kernel_path,
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'aki', 'Kernel', skip_missing=skip_missing)
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ramdisk_image = _upload_file(glanceclient, ramdisk_name, ramdisk_path,
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'ari', 'Ramdisk', skip_missing=skip_missing)
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return {'kernel': kernel_image.id, 'ramdisk': ramdisk_image.id}
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def _upload_file(glanceclient, name, path, disk_format, type_name,
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skip_missing=False):
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image_tuple = collections.namedtuple('image', ['id'])
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try:
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if isinstance(glanceclient, real_glance_client):
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images = glanceclient.images.list(name=name,
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disk_format=disk_format)
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image = None
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for img in images:
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if ((img['name'] == name or img['id'] == name) and
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img['disk_format'] == disk_format):
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image = img
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if not image:
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raise exceptions.NotFound("No image found")
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else:
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# TODO(dprince) remove this
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# This code expects the python-openstackclient version of
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# "glanceclient" (which isn't pure python-glanceclient) and is
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# here for backwards compat until python-tripleoclient starts
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# using the Mistral API for this functionality.
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image = glanceclient.images.find(name=name,
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disk_format=disk_format)
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except exceptions.NotFound:
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if path:
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image = glanceclient.images.create(
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name=name, disk_format=disk_format, is_public=True,
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data=open(path, 'rb'))
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else:
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if skip_missing:
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image = image_tuple(None)
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else:
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raise ValueError("%s image not found in Glance, and no path "
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"specified." % type_name)
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return image
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