root / kamaki / cli / commands / image.py @ f5c28bfa
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# Copyright 2012 GRNET S.A. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or
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# without modification, are permitted provided that the following
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# conditions are met:
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#
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# 1. Redistributions of source code must retain the above
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# copyright notice, this list of conditions and the following
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# disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following
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# disclaimer in the documentation and/or other materials
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# provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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# OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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# USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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# The views and conclusions contained in the software and
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# documentation are those of the authors and should not be
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# interpreted as representing official policies, either expressed
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# or implied, of GRNET S.A.command
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from json import load, dumps |
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from os.path import abspath |
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from logging import getLogger |
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from kamaki.cli import command |
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from kamaki.cli.command_tree import CommandTree |
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from kamaki.cli.utils import print_dict, print_json |
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from kamaki.clients.image import ImageClient |
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from kamaki.clients.pithos import PithosClient |
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from kamaki.clients.astakos import AstakosClient |
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from kamaki.clients import ClientError |
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from kamaki.cli.argument import FlagArgument, ValueArgument, KeyValueArgument |
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from kamaki.cli.argument import IntArgument |
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from kamaki.cli.commands.cyclades import _init_cyclades |
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from kamaki.cli.errors import raiseCLIError, CLIBaseUrlError |
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from kamaki.cli.commands import _command_init, errors |
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from kamaki.cli.commands import _optional_output_cmd, _optional_json |
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image_cmds = CommandTree( |
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'image',
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'Cyclades/Plankton API image commands\n'
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'image compute:\tCyclades/Compute API image commands')
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_commands = [image_cmds] |
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howto_image_file = [ |
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'Kamaki commands to:',
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' get current user uuid: /user authenticate',
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' check available containers: /file list',
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' create a new container: /file create <container>',
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' check container contents: /file list <container>',
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' upload files: /file upload <image file> <container>']
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about_image_id = ['To see a list of available image ids: /image list']
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log = getLogger(__name__) |
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class _init_image(_command_init): |
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@errors.generic.all
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def _run(self): |
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token = self.config.get('image', 'token')\ |
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or self.config.get('plankton', 'token')\ |
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or self.config.get('global', 'token') |
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if getattr(self, 'auth_base', False): |
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plankton_endpoints = self.auth_base.get_service_endpoints(
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self.config.get('image', 'type'), |
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self.config.get('image', 'version')) |
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base_url = plankton_endpoints['publicURL']
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else:
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base_url = self.config.get('image', 'url')\ |
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or self.config.get('plankton', 'url') |
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if not base_url: |
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raise CLIBaseUrlError(service='plankton') |
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self.client = ImageClient(base_url=base_url, token=token)
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self._set_log_params()
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self._update_max_threads()
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def main(self): |
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self._run()
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# Plankton Image Commands
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def _validate_image_meta(json_dict, return_str=False): |
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"""
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:param json_dict" (dict) json-formated, of the form
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{"key1": "val1", "key2": "val2", ...}
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:param return_str: (boolean) if true, return a json dump
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:returns: (dict) if return_str is not True, else return str
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:raises TypeError, AttributeError: Invalid json format
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:raises AssertionError: Valid json but invalid image properties dict
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"""
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json_str = dumps(json_dict, indent=2)
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for k, v in json_dict.items(): |
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if k.lower() == 'properties': |
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for pk, pv in v.items(): |
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prop_ok = not (isinstance(pv, dict) or isinstance(pv, list)) |
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assert prop_ok, 'Invalid property value for key %s' % pk |
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key_ok = not (' ' in k or '-' in k) |
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assert key_ok, 'Invalid property key %s' % k |
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continue
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meta_ok = not (isinstance(v, dict) or isinstance(v, list)) |
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assert meta_ok, 'Invalid value for meta key %s' % k |
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meta_ok = ' ' not in k |
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assert meta_ok, 'Invalid meta key [%s]' % k |
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json_dict[k] = '%s' % v
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return json_str if return_str else json_dict |
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def _load_image_meta(filepath): |
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"""
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:param filepath: (str) the (relative) path of the metafile
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:returns: (dict) json_formated
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:raises TypeError, AttributeError: Invalid json format
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:raises AssertionError: Valid json but invalid image properties dict
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"""
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with open(abspath(filepath)) as f: |
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meta_dict = load(f) |
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try:
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return _validate_image_meta(meta_dict)
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except AssertionError: |
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log.debug('Failed to load properties from file %s' % filepath)
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raise
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def _validate_image_location(location): |
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"""
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:param location: (str) pithos://<uuid>/<container>/<img-file-path>
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:returns: (<uuid>, <container>, <img-file-path>)
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:raises AssertionError: if location is invalid
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"""
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prefix = 'pithos://'
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msg = 'Invalid prefix for location %s , try: %s' % (location, prefix)
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assert location.startswith(prefix), msg
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service, sep, rest = location.partition('://')
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assert sep and rest, 'Location %s is missing uuid' % location |
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uuid, sep, rest = rest.partition('/')
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assert sep and rest, 'Location %s is missing container' % location |
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container, sep, img_path = rest.partition('/')
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assert sep and img_path, 'Location %s is missing image path' % location |
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return uuid, container, img_path
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@command(image_cmds)
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class image_list(_init_image, _optional_json): |
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"""List images accessible by user"""
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arguments = dict(
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detail=FlagArgument('show detailed output', ('-l', '--details')), |
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container_format=ValueArgument( |
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'filter by container format',
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'--container-format'),
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disk_format=ValueArgument('filter by disk format', '--disk-format'), |
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name=ValueArgument('filter by name', '--name'), |
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name_pref=ValueArgument( |
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'filter by name prefix (case insensitive)',
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'--name-prefix'),
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name_suff=ValueArgument( |
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'filter by name suffix (case insensitive)',
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'--name-suffix'),
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name_like=ValueArgument( |
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'print only if name contains this (case insensitive)',
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'--name-like'),
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size_min=IntArgument('filter by minimum size', '--size-min'), |
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size_max=IntArgument('filter by maximum size', '--size-max'), |
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status=ValueArgument('filter by status', '--status'), |
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owner=ValueArgument('filter by owner', '--owner'), |
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order=ValueArgument( |
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'order by FIELD ( - to reverse order)',
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'--order',
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default=''),
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limit=IntArgument('limit number of listed images', ('-n', '--number')), |
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more=FlagArgument( |
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'output results in pages (-n to set items per page, default 10)',
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'--more'),
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enum=FlagArgument('Enumerate results', '--enumerate') |
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) |
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def _filtered_by_owner(self, detail, *list_params): |
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images = [] |
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MINKEYS = set([
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'id', 'size', 'status', 'disk_format', 'container_format', 'name']) |
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for img in self.client.list_public(True, *list_params): |
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if img['owner'] == self['owner']: |
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if not detail: |
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for key in set(img.keys()).difference(MINKEYS): |
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img.pop(key) |
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images.append(img) |
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return images
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def _filtered_by_name(self, images): |
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np, ns, nl = self['name_pref'], self['name_suff'], self['name_like'] |
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return [img for img in images if ( |
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(not np) or img['name'].lower().startswith(np.lower())) and ( |
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(not ns) or img['name'].lower().endswith(ns.lower())) and ( |
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(not nl) or nl.lower() in img['name'].lower())] |
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@errors.generic.all
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@errors.cyclades.connection
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def _run(self): |
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super(self.__class__, self)._run() |
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filters = {} |
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for arg in set([ |
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'container_format',
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'disk_format',
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'name',
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'size_min',
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'size_max',
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'status']).intersection(self.arguments): |
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filters[arg] = self[arg]
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order = self['order'] |
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detail = self['detail'] |
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if self['owner']: |
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images = self._filtered_by_owner(detail, filters, order)
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else:
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images = self.client.list_public(detail, filters, order)
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images = self._filtered_by_name(images)
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kwargs = dict(with_enumeration=self['enum']) |
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if self['more']: |
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kwargs['page_size'] = self['limit'] or 10 |
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elif self['limit']: |
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images = images[:self['limit']] |
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self._print(images, **kwargs)
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def main(self): |
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super(self.__class__, self)._run() |
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self._run()
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@command(image_cmds)
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class image_meta(_init_image, _optional_json): |
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"""Get image metadata
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Image metadata include:
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- image file information (location, size, etc.)
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- image information (id, name, etc.)
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- image os properties (os, fs, etc.)
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"""
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@errors.generic.all
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@errors.plankton.connection
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@errors.plankton.id
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def _run(self, image_id): |
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self._print([self.client.get_meta(image_id)]) |
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def main(self, image_id): |
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super(self.__class__, self)._run() |
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self._run(image_id=image_id)
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@command(image_cmds)
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class image_register(_init_image, _optional_json): |
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"""(Re)Register an image"""
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arguments = dict(
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checksum=ValueArgument('set image checksum', '--checksum'), |
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container_format=ValueArgument( |
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'set container format',
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'--container-format'),
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disk_format=ValueArgument('set disk format', '--disk-format'), |
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owner=ValueArgument('set image owner (admin only)', '--owner'), |
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properties=KeyValueArgument( |
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'add property in key=value form (can be repeated)',
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('-p', '--property')), |
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is_public=FlagArgument('mark image as public', '--public'), |
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size=IntArgument('set image size', '--size'), |
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metafile=ValueArgument( |
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'Load metadata from a json-formated file <img-file>.meta :'
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'{"key1": "val1", "key2": "val2", ..., "properties: {...}"}',
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('--metafile')),
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metafile_force=FlagArgument( |
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'Store remote metadata object, even if it already exists',
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('-f', '--force')), |
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no_metafile_upload=FlagArgument( |
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'Do not store metadata in remote meta file',
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('--no-metafile-upload')),
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) |
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def _get_user_id(self): |
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atoken = self.client.token
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if getattr(self, 'auth_base', False): |
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return self.auth_base.term('id', atoken) |
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else:
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astakos_url = self.config.get('user', 'url')\ |
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or self.config.get('astakos', 'url') |
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if not astakos_url: |
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raise CLIBaseUrlError(service='astakos') |
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user = AstakosClient(astakos_url, atoken) |
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return user.term('id') |
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def _get_pithos_client(self, container): |
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if self['no_metafile_upload']: |
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return None |
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ptoken = self.client.token
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if getattr(self, 'auth_base', False): |
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pithos_endpoints = self.auth_base.get_service_endpoints(
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self.config.get('pithos', 'type'), |
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self.config.get('pithos', 'version')) |
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purl = pithos_endpoints['publicURL']
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else:
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purl = self.config.get('file', 'url')\ |
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or self.config.get('pithos', 'url') |
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if not purl: |
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raise CLIBaseUrlError(service='pithos') |
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return PithosClient(purl, ptoken, self._get_user_id(), container) |
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def _store_remote_metafile(self, pclient, remote_path, metadata): |
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return pclient.upload_from_string(
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remote_path, _validate_image_meta(metadata, return_str=True))
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def _load_params_from_file(self, location): |
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params, properties = dict(), dict() |
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pfile = self['metafile'] |
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if pfile:
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try:
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for k, v in _load_image_meta(pfile).items(): |
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key = k.lower().replace('-', '_') |
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if k == 'properties': |
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for pk, pv in v.items(): |
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properties[pk.upper().replace('-', '_')] = pv |
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elif key == 'name': |
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continue
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elif key == 'location': |
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if location:
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continue
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location = v |
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else:
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params[key] = v |
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except Exception as e: |
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raiseCLIError(e, 'Invalid json metadata config file')
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return params, properties, location
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def _load_params_from_args(self, params, properties): |
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for key in set([ |
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'checksum',
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'container_format',
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'disk_format',
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'owner',
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'size',
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'is_public']).intersection(self.arguments): |
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params[key] = self[key]
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for k, v in self['properties'].items(): |
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properties[k.upper().replace('-', '_')] = v |
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def _validate_location(self, location): |
376 |
if not location: |
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raiseCLIError( |
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'No image file location provided',
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importance=2, details=[
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'An image location is needed. Image location format:',
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' pithos://<uuid>/<container>/<path>',
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' an image file at the above location must exist.'
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] + howto_image_file) |
384 |
try:
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return _validate_image_location(location)
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except AssertionError as ae: |
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raiseCLIError( |
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ae, 'Invalid image location format',
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importance=1, details=[
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'Valid image location format:',
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' pithos://<uuid>/<container>/<img-file-path>'
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] + howto_image_file) |
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|
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@errors.generic.all
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@errors.plankton.connection
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def _run(self, name, location): |
397 |
(params, properties, location) = self._load_params_from_file(location)
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uuid, container, img_path = self._validate_location(location)
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self._load_params_from_args(params, properties)
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pclient = self._get_pithos_client(container)
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|
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#check if metafile exists
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meta_path = '%s.meta' % img_path
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if pclient and not self['metafile_force']: |
405 |
try:
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pclient.get_object_info(meta_path) |
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raiseCLIError('Metadata file %s:%s already exists' % (
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container, meta_path)) |
409 |
except ClientError as ce: |
410 |
if ce.status != 404: |
411 |
raise
|
412 |
|
413 |
#register the image
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try:
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415 |
r = self.client.register(name, location, params, properties)
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except ClientError as ce: |
417 |
if ce.status in (400, ): |
418 |
raiseCLIError( |
419 |
ce, 'Nonexistent image file location %s' % location,
|
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details=[ |
421 |
'Make sure the image file exists'] + howto_image_file)
|
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raise
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self._print(r, print_dict)
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|
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#upload the metadata file
|
426 |
if pclient:
|
427 |
try:
|
428 |
meta_headers = pclient.upload_from_string( |
429 |
meta_path, dumps(r, indent=2))
|
430 |
except TypeError: |
431 |
print('Failed to dump metafile %s:%s' % (container, meta_path))
|
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return
|
433 |
if self['json_output']: |
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print_json(dict(
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metafile_location='%s:%s' % (container, meta_path),
|
436 |
headers=meta_headers)) |
437 |
else:
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print('Metadata file uploaded as %s:%s (version %s)' % (
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container, meta_path, meta_headers['x-object-version']))
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440 |
|
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def main(self, name, location=None): |
442 |
super(self.__class__, self)._run() |
443 |
self._run(name, location)
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444 |
|
445 |
|
446 |
@command(image_cmds)
|
447 |
class image_unregister(_init_image, _optional_output_cmd): |
448 |
"""Unregister an image (does not delete the image file)"""
|
449 |
|
450 |
@errors.generic.all
|
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@errors.plankton.connection
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@errors.plankton.id
|
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def _run(self, image_id): |
454 |
self._optional_output(self.client.unregister(image_id)) |
455 |
|
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def main(self, image_id): |
457 |
super(self.__class__, self)._run() |
458 |
self._run(image_id=image_id)
|
459 |
|
460 |
|
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@command(image_cmds)
|
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class image_shared(_init_image, _optional_json): |
463 |
"""List images shared by a member"""
|
464 |
|
465 |
@errors.generic.all
|
466 |
@errors.plankton.connection
|
467 |
def _run(self, member): |
468 |
self._print(self.client.list_shared(member), title=('image_id',)) |
469 |
|
470 |
def main(self, member): |
471 |
super(self.__class__, self)._run() |
472 |
self._run(member)
|
473 |
|
474 |
|
475 |
@command(image_cmds)
|
476 |
class image_members(_init_image): |
477 |
"""Manage members. Members of an image are users who can modify it"""
|
478 |
|
479 |
|
480 |
@command(image_cmds)
|
481 |
class image_members_list(_init_image, _optional_json): |
482 |
"""List members of an image"""
|
483 |
|
484 |
@errors.generic.all
|
485 |
@errors.plankton.connection
|
486 |
@errors.plankton.id
|
487 |
def _run(self, image_id): |
488 |
self._print(self.client.list_members(image_id), title=('member_id',)) |
489 |
|
490 |
def main(self, image_id): |
491 |
super(self.__class__, self)._run() |
492 |
self._run(image_id=image_id)
|
493 |
|
494 |
|
495 |
@command(image_cmds)
|
496 |
class image_members_add(_init_image, _optional_output_cmd): |
497 |
"""Add a member to an image"""
|
498 |
|
499 |
@errors.generic.all
|
500 |
@errors.plankton.connection
|
501 |
@errors.plankton.id
|
502 |
def _run(self, image_id=None, member=None): |
503 |
self._optional_output(self.client.add_member(image_id, member)) |
504 |
|
505 |
def main(self, image_id, member): |
506 |
super(self.__class__, self)._run() |
507 |
self._run(image_id=image_id, member=member)
|
508 |
|
509 |
|
510 |
@command(image_cmds)
|
511 |
class image_members_delete(_init_image, _optional_output_cmd): |
512 |
"""Remove a member from an image"""
|
513 |
|
514 |
@errors.generic.all
|
515 |
@errors.plankton.connection
|
516 |
@errors.plankton.id
|
517 |
def _run(self, image_id=None, member=None): |
518 |
self._optional_output(self.client.remove_member(image_id, member)) |
519 |
|
520 |
def main(self, image_id, member): |
521 |
super(self.__class__, self)._run() |
522 |
self._run(image_id=image_id, member=member)
|
523 |
|
524 |
|
525 |
@command(image_cmds)
|
526 |
class image_members_set(_init_image, _optional_output_cmd): |
527 |
"""Set the members of an image"""
|
528 |
|
529 |
@errors.generic.all
|
530 |
@errors.plankton.connection
|
531 |
@errors.plankton.id
|
532 |
def _run(self, image_id, members): |
533 |
self._optional_output(self.client.set_members(image_id, members)) |
534 |
|
535 |
def main(self, image_id, *members): |
536 |
super(self.__class__, self)._run() |
537 |
self._run(image_id=image_id, members=members)
|
538 |
|
539 |
|
540 |
# Compute Image Commands
|
541 |
|
542 |
|
543 |
@command(image_cmds)
|
544 |
class image_compute(_init_cyclades): |
545 |
"""Cyclades/Compute API image commands"""
|
546 |
|
547 |
|
548 |
@command(image_cmds)
|
549 |
class image_compute_list(_init_cyclades, _optional_json): |
550 |
"""List images"""
|
551 |
|
552 |
arguments = dict(
|
553 |
detail=FlagArgument('show detailed output', ('-l', '--details')), |
554 |
limit=IntArgument('limit number listed images', ('-n', '--number')), |
555 |
more=FlagArgument( |
556 |
'output results in pages (-n to set items per page, default 10)',
|
557 |
'--more'),
|
558 |
enum=FlagArgument('Enumerate results', '--enumerate') |
559 |
) |
560 |
|
561 |
@errors.generic.all
|
562 |
@errors.cyclades.connection
|
563 |
def _run(self): |
564 |
images = self.client.list_images(self['detail']) |
565 |
kwargs = dict(with_enumeration=self['enum']) |
566 |
if self['more']: |
567 |
kwargs['page_size'] = self['limit'] or 10 |
568 |
elif self['limit']: |
569 |
images = images[:self['limit']] |
570 |
self._print(images, **kwargs)
|
571 |
|
572 |
def main(self): |
573 |
super(self.__class__, self)._run() |
574 |
self._run()
|
575 |
|
576 |
|
577 |
@command(image_cmds)
|
578 |
class image_compute_info(_init_cyclades, _optional_json): |
579 |
"""Get detailed information on an image"""
|
580 |
|
581 |
@errors.generic.all
|
582 |
@errors.cyclades.connection
|
583 |
@errors.plankton.id
|
584 |
def _run(self, image_id): |
585 |
image = self.client.get_image_details(image_id)
|
586 |
self._print(image, print_dict)
|
587 |
|
588 |
def main(self, image_id): |
589 |
super(self.__class__, self)._run() |
590 |
self._run(image_id=image_id)
|
591 |
|
592 |
|
593 |
@command(image_cmds)
|
594 |
class image_compute_delete(_init_cyclades, _optional_output_cmd): |
595 |
"""Delete an image (WARNING: image file is also removed)"""
|
596 |
|
597 |
@errors.generic.all
|
598 |
@errors.cyclades.connection
|
599 |
@errors.plankton.id
|
600 |
def _run(self, image_id): |
601 |
self._optional_output(self.client.delete_image(image_id)) |
602 |
|
603 |
def main(self, image_id): |
604 |
super(self.__class__, self)._run() |
605 |
self._run(image_id=image_id)
|
606 |
|
607 |
|
608 |
@command(image_cmds)
|
609 |
class image_compute_properties(_init_cyclades): |
610 |
"""Manage properties related to OS installation in an image"""
|
611 |
|
612 |
|
613 |
@command(image_cmds)
|
614 |
class image_compute_properties_list(_init_cyclades, _optional_json): |
615 |
"""List all image properties"""
|
616 |
|
617 |
@errors.generic.all
|
618 |
@errors.cyclades.connection
|
619 |
@errors.plankton.id
|
620 |
def _run(self, image_id): |
621 |
self._print(self.client.get_image_metadata(image_id), print_dict) |
622 |
|
623 |
def main(self, image_id): |
624 |
super(self.__class__, self)._run() |
625 |
self._run(image_id=image_id)
|
626 |
|
627 |
|
628 |
@command(image_cmds)
|
629 |
class image_compute_properties_get(_init_cyclades, _optional_json): |
630 |
"""Get an image property"""
|
631 |
|
632 |
@errors.generic.all
|
633 |
@errors.cyclades.connection
|
634 |
@errors.plankton.id
|
635 |
@errors.plankton.metadata
|
636 |
def _run(self, image_id, key): |
637 |
self._print(self.client.get_image_metadata(image_id, key), print_dict) |
638 |
|
639 |
def main(self, image_id, key): |
640 |
super(self.__class__, self)._run() |
641 |
self._run(image_id=image_id, key=key)
|
642 |
|
643 |
|
644 |
@command(image_cmds)
|
645 |
class image_compute_properties_add(_init_cyclades, _optional_json): |
646 |
"""Add a property to an image"""
|
647 |
|
648 |
@errors.generic.all
|
649 |
@errors.cyclades.connection
|
650 |
@errors.plankton.id
|
651 |
@errors.plankton.metadata
|
652 |
def _run(self, image_id, key, val): |
653 |
self._print(
|
654 |
self.client.create_image_metadata(image_id, key, val), print_dict)
|
655 |
|
656 |
def main(self, image_id, key, val): |
657 |
super(self.__class__, self)._run() |
658 |
self._run(image_id=image_id, key=key, val=val)
|
659 |
|
660 |
|
661 |
@command(image_cmds)
|
662 |
class image_compute_properties_set(_init_cyclades, _optional_json): |
663 |
"""Add / update a set of properties for an image
|
664 |
proeprties must be given in the form key=value, e.v.
|
665 |
/image compute properties set <image-id> key1=val1 key2=val2
|
666 |
"""
|
667 |
|
668 |
@errors.generic.all
|
669 |
@errors.cyclades.connection
|
670 |
@errors.plankton.id
|
671 |
def _run(self, image_id, keyvals): |
672 |
meta = dict()
|
673 |
for keyval in keyvals: |
674 |
key, val = keyval.split('=')
|
675 |
meta[key] = val |
676 |
self._print(
|
677 |
self.client.update_image_metadata(image_id, **meta), print_dict)
|
678 |
|
679 |
def main(self, image_id, *key_equals_value): |
680 |
super(self.__class__, self)._run() |
681 |
self._run(image_id=image_id, keyvals=key_equals_value)
|
682 |
|
683 |
|
684 |
@command(image_cmds)
|
685 |
class image_compute_properties_delete(_init_cyclades, _optional_output_cmd): |
686 |
"""Delete a property from an image"""
|
687 |
|
688 |
@errors.generic.all
|
689 |
@errors.cyclades.connection
|
690 |
@errors.plankton.id
|
691 |
@errors.plankton.metadata
|
692 |
def _run(self, image_id, key): |
693 |
self._optional_output(self.client.delete_image_metadata(image_id, key)) |
694 |
|
695 |
def main(self, image_id, key): |
696 |
super(self.__class__, self)._run() |
697 |
self._run(image_id=image_id, key=key)
|