99 lines
2.9 KiB
Python
Executable File
99 lines
2.9 KiB
Python
Executable File
#!/usr/bin/env python
|
|
# vim: tabstop=4 shiftwidth=4 softtabstop=4
|
|
|
|
# Copyright 2010 United States Government as represented by the
|
|
# Administrator of the National Aeronautics and Space Administration.
|
|
# All Rights Reserved.
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License"); you may
|
|
# not use this file except in compliance with the License. You may obtain
|
|
# a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
|
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
|
# License for the specific language governing permissions and limitations
|
|
# under the License.
|
|
|
|
"""
|
|
Download images from Canonical Image Store
|
|
"""
|
|
|
|
import json
|
|
import os
|
|
import tempfile
|
|
import shutil
|
|
import subprocess
|
|
import sys
|
|
import urllib2
|
|
|
|
from nova import flags
|
|
from nova import utils
|
|
from nova.objectstore import image
|
|
|
|
FLAGS = flags.FLAGS
|
|
|
|
api_url = 'https://imagestore.canonical.com/api/dashboard'
|
|
|
|
image_cache = None
|
|
def images():
|
|
global image_cache
|
|
if not image_cache:
|
|
try:
|
|
images = json.load(urllib2.urlopen(api_url))['images']
|
|
image_cache = [i for i in images if i['title'].find('amd64') > -1]
|
|
except Exception:
|
|
print 'unable to download canonical image list'
|
|
sys.exit(1)
|
|
return image_cache
|
|
|
|
# FIXME(ja): add checksum/signature checks
|
|
def download(img):
|
|
tempdir = tempfile.mkdtemp(prefix='cis-')
|
|
|
|
kernel_id = None
|
|
ramdisk_id = None
|
|
|
|
for f in img['files']:
|
|
if f['kind'] == 'kernel':
|
|
dest = os.path.join(tempdir, 'kernel')
|
|
subprocess.call(['curl', f['url'], '-o', dest])
|
|
kernel_id = image.Image.add(dest,
|
|
description='kernel/' + img['title'], kernel=True)
|
|
|
|
for f in img['files']:
|
|
if f['kind'] == 'ramdisk':
|
|
dest = os.path.join(tempdir, 'ramdisk')
|
|
subprocess.call(['curl', f['url'], '-o', dest])
|
|
ramdisk_id = image.Image.add(dest,
|
|
description='ramdisk/' + img['title'], ramdisk=True)
|
|
|
|
for f in img['files']:
|
|
if f['kind'] == 'image':
|
|
dest = os.path.join(tempdir, 'image')
|
|
subprocess.call(['curl', f['url'], '-o', dest])
|
|
ramdisk_id = image.Image.add(dest,
|
|
description=img['title'], kernel=kernel_id, ramdisk=ramdisk_id)
|
|
|
|
shutil.rmtree(tempdir)
|
|
|
|
def main():
|
|
utils.default_flagfile()
|
|
argv = FLAGS(sys.argv)
|
|
|
|
if len(argv) == 2:
|
|
for img in images():
|
|
if argv[1] == 'all' or argv[1] == img['title']:
|
|
download(img)
|
|
else:
|
|
print 'usage: %s (title|all)'
|
|
print 'available images:'
|
|
for image in images():
|
|
print image['title']
|
|
|
|
if __name__ == '__main__':
|
|
main()
|
|
|