python-openstackclient/openstackclient/image/v1/image.py
Marc Abramowitz 8bbf30498e image list: Add Checksum column
The checksum could potentially be useful for spotting duplicated images or
checking if images with the same name are identical or different.

Closes-Bug: #1602073

Change-Id: Ia0c41970c846d550de14297e18bc738e847e5a3b
2016-07-11 20:31:13 -07:00

727 lines
24 KiB
Python

# Copyright 2012-2013 OpenStack Foundation
#
# 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.
#
"""Image V1 Action Implementations"""
import argparse
import io
import logging
import os
import sys
if os.name == "nt":
import msvcrt
else:
msvcrt = None
from glanceclient.common import utils as gc_utils
from osc_lib.cli import parseractions
from osc_lib.command import command
from osc_lib import utils
import six
from openstackclient.api import utils as api_utils
from openstackclient.i18n import _
DEFAULT_CONTAINER_FORMAT = 'bare'
DEFAULT_DISK_FORMAT = 'raw'
LOG = logging.getLogger(__name__)
def _format_visibility(data):
"""Return a formatted visibility string
:param data:
The server's visibility (is_public) status value: True, False
:rtype:
A string formatted to public/private
"""
if data:
return 'public'
else:
return 'private'
class CreateImage(command.ShowOne):
"""Create/upload an image"""
def get_parser(self, prog_name):
parser = super(CreateImage, self).get_parser(prog_name)
parser.add_argument(
"name",
metavar="<image-name>",
help=_("New image name"),
)
parser.add_argument(
"--id",
metavar="<id>",
help=_("Image ID to reserve"),
)
parser.add_argument(
"--store",
metavar="<store>",
help=_("Upload image to this store"),
)
parser.add_argument(
"--container-format",
default=DEFAULT_CONTAINER_FORMAT,
metavar="<container-format>",
help=_("Image container format "
"(default: %s)") % DEFAULT_CONTAINER_FORMAT,
)
parser.add_argument(
"--disk-format",
default=DEFAULT_DISK_FORMAT,
metavar="<disk-format>",
help=_("Image disk format "
"(default: %s)") % DEFAULT_DISK_FORMAT,
)
parser.add_argument(
"--size",
metavar="<size>",
help=_("Image size, in bytes (only used with --location and"
" --copy-from)"),
)
parser.add_argument(
"--min-disk",
metavar="<disk-gb>",
type=int,
help=_("Minimum disk size needed to boot image, in gigabytes"),
)
parser.add_argument(
"--min-ram",
metavar="<ram-mb>",
type=int,
help=_("Minimum RAM size needed to boot image, in megabytes"),
)
parser.add_argument(
"--location",
metavar="<image-url>",
help=_("Download image from an existing URL"),
)
parser.add_argument(
"--copy-from",
metavar="<image-url>",
help=_("Copy image from the data store (similar to --location)"),
)
parser.add_argument(
"--file",
metavar="<file>",
help=_("Upload image from local file"),
)
parser.add_argument(
"--volume",
metavar="<volume>",
help=_("Create image from a volume"),
)
parser.add_argument(
"--force",
dest='force',
action='store_true',
default=False,
help=_("Force image creation if volume is in use "
"(only meaningful with --volume)"),
)
parser.add_argument(
"--checksum",
metavar="<checksum>",
help=_("Image hash used for verification"),
)
protected_group = parser.add_mutually_exclusive_group()
protected_group.add_argument(
"--protected",
action="store_true",
help=_("Prevent image from being deleted"),
)
protected_group.add_argument(
"--unprotected",
action="store_true",
help=_("Allow image to be deleted (default)"),
)
public_group = parser.add_mutually_exclusive_group()
public_group.add_argument(
"--public",
action="store_true",
help=_("Image is accessible to the public"),
)
public_group.add_argument(
"--private",
action="store_true",
help=_("Image is inaccessible to the public (default)"),
)
parser.add_argument(
"--property",
dest="properties",
metavar="<key=value>",
action=parseractions.KeyValueAction,
help=_("Set a property on this image "
"(repeat option to set multiple properties)"),
)
# NOTE(dtroyer): --owner is deprecated in Jan 2016 in an early
# 2.x release. Do not remove before Jan 2017
# and a 3.x release.
project_group = parser.add_mutually_exclusive_group()
project_group.add_argument(
"--project",
metavar="<project>",
help=_("Set an alternate project on this image (name or ID)"),
)
project_group.add_argument(
"--owner",
metavar="<project>",
help=argparse.SUPPRESS,
)
return parser
def take_action(self, parsed_args):
image_client = self.app.client_manager.image
if getattr(parsed_args, 'owner', None) is not None:
LOG.warning(_('The --owner option is deprecated, '
'please use --project instead.'))
# Build an attribute dict from the parsed args, only include
# attributes that were actually set on the command line
kwargs = {}
copy_attrs = ('name', 'id', 'store', 'container_format',
'disk_format', 'owner', 'size', 'min_disk', 'min_ram',
'location', 'copy_from', 'volume', 'force',
'checksum', 'properties')
for attr in copy_attrs:
if attr in parsed_args:
val = getattr(parsed_args, attr, None)
if val:
# Only include a value in kwargs for attributes that are
# actually present on the command line
kwargs[attr] = val
# Special case project option back to API attribute name 'owner'
val = getattr(parsed_args, 'project', None)
if val:
kwargs['owner'] = val
# Handle exclusive booleans with care
# Avoid including attributes in kwargs if an option is not
# present on the command line. These exclusive booleans are not
# a single value for the pair of options because the default must be
# to do nothing when no options are present as opposed to always
# setting a default.
if parsed_args.protected:
kwargs['protected'] = True
if parsed_args.unprotected:
kwargs['protected'] = False
if parsed_args.public:
kwargs['is_public'] = True
if parsed_args.private:
kwargs['is_public'] = False
info = {}
if not parsed_args.location and not parsed_args.copy_from:
if parsed_args.volume:
volume_client = self.app.client_manager.volume
source_volume = utils.find_resource(
volume_client.volumes,
parsed_args.volume,
)
response, body = volume_client.volumes.upload_to_image(
source_volume.id,
parsed_args.force,
parsed_args.name,
parsed_args.container_format,
parsed_args.disk_format,
)
info = body['os-volume_upload_image']
elif parsed_args.file:
# Send an open file handle to glanceclient so it will
# do a chunked transfer
kwargs["data"] = io.open(parsed_args.file, "rb")
else:
# Read file from stdin
if sys.stdin.isatty() is not True:
if msvcrt:
msvcrt.setmode(sys.stdin.fileno(), os.O_BINARY)
# Send an open file handle to glanceclient so it will
# do a chunked transfer
kwargs["data"] = sys.stdin
if not parsed_args.volume:
# Wrap the call to catch exceptions in order to close files
try:
image = image_client.images.create(**kwargs)
finally:
# Clean up open files - make sure data isn't a string
if ('data' in kwargs and hasattr(kwargs['data'], 'close') and
kwargs['data'] != sys.stdin):
kwargs['data'].close()
info.update(image._info)
info['properties'] = utils.format_dict(info.get('properties', {}))
return zip(*sorted(six.iteritems(info)))
class DeleteImage(command.Command):
"""Delete image(s)"""
def get_parser(self, prog_name):
parser = super(DeleteImage, self).get_parser(prog_name)
parser.add_argument(
"images",
metavar="<image>",
nargs="+",
help=_("Image(s) to delete (name or ID)"),
)
return parser
def take_action(self, parsed_args):
image_client = self.app.client_manager.image
for image in parsed_args.images:
image_obj = utils.find_resource(
image_client.images,
image,
)
image_client.images.delete(image_obj.id)
class ListImage(command.Lister):
"""List available images"""
def get_parser(self, prog_name):
parser = super(ListImage, self).get_parser(prog_name)
public_group = parser.add_mutually_exclusive_group()
public_group.add_argument(
"--public",
dest="public",
action="store_true",
default=False,
help=_("List only public images"),
)
public_group.add_argument(
"--private",
dest="private",
action="store_true",
default=False,
help=_("List only private images"),
)
# Included for silent CLI compatibility with v2
public_group.add_argument(
"--shared",
dest="shared",
action="store_true",
default=False,
help=argparse.SUPPRESS,
)
parser.add_argument(
'--property',
metavar='<key=value>',
action=parseractions.KeyValueAction,
help=_('Filter output based on property'),
)
parser.add_argument(
'--long',
action='store_true',
default=False,
help=_('List additional fields in output'),
)
# --page-size has never worked, leave here for silent compatibility
# We'll implement limit/marker differently later
parser.add_argument(
"--page-size",
metavar="<size>",
help=argparse.SUPPRESS,
)
parser.add_argument(
'--sort',
metavar="<key>[:<direction>]",
help=_("Sort output by selected keys and directions(asc or desc) "
"(default: asc), multiple keys and directions can be "
"specified separated by comma"),
)
return parser
def take_action(self, parsed_args):
image_client = self.app.client_manager.image
kwargs = {}
if parsed_args.public:
kwargs['public'] = True
if parsed_args.private:
kwargs['private'] = True
# Note: We specifically need to do that below to get the 'status'
# column.
#
# Always set kwargs['detailed'] to True, and then filter the columns
# according to whether the --long option is specified or not.
kwargs['detailed'] = True
if parsed_args.long:
columns = (
'ID',
'Name',
'Disk Format',
'Container Format',
'Size',
'Checksum',
'Status',
'is_public',
'protected',
'owner',
'properties',
)
column_headers = (
'ID',
'Name',
'Disk Format',
'Container Format',
'Size',
'Checksum',
'Status',
'Visibility',
'Protected',
'Project',
'Properties',
)
else:
columns = ("ID", "Name", "Status")
column_headers = columns
# List of image data received
data = []
# No pages received yet, so start the page marker at None.
marker = None
while True:
page = image_client.api.image_list(marker=marker, **kwargs)
if not page:
break
data.extend(page)
# Set the marker to the id of the last item we received
marker = page[-1]['id']
if parsed_args.property:
# NOTE(dtroyer): coerce to a list to subscript it in py3
attr, value = list(parsed_args.property.items())[0]
api_utils.simple_filter(
data,
attr=attr,
value=value,
property_field='properties',
)
data = utils.sort_items(data, parsed_args.sort)
return (
column_headers,
(utils.get_dict_properties(
s,
columns,
formatters={
'is_public': _format_visibility,
'properties': utils.format_dict,
},
) for s in data)
)
class SaveImage(command.Command):
"""Save an image locally"""
def get_parser(self, prog_name):
parser = super(SaveImage, self).get_parser(prog_name)
parser.add_argument(
"--file",
metavar="<filename>",
help=_("Downloaded image save filename (default: stdout)"),
)
parser.add_argument(
"image",
metavar="<image>",
help=_("Image to save (name or ID)"),
)
return parser
def take_action(self, parsed_args):
image_client = self.app.client_manager.image
image = utils.find_resource(
image_client.images,
parsed_args.image,
)
data = image_client.images.data(image)
gc_utils.save_image(data, parsed_args.file)
class SetImage(command.Command):
"""Set image properties"""
def get_parser(self, prog_name):
parser = super(SetImage, self).get_parser(prog_name)
parser.add_argument(
"image",
metavar="<image>",
help=_("Image to modify (name or ID)"),
)
parser.add_argument(
"--name",
metavar="<name>",
help=_("New image name"),
)
parser.add_argument(
"--min-disk",
metavar="<disk-gb>",
type=int,
help=_("Minimum disk size needed to boot image, in gigabytes"),
)
parser.add_argument(
"--min-ram",
metavar="<disk-ram>",
type=int,
help=_("Minimum RAM size needed to boot image, in megabytes"),
)
container_choices = ["ami", "ari", "aki", "bare", "ovf"]
parser.add_argument(
"--container-format",
metavar="<container-format>",
help=_("Container format of image. Acceptable formats: %s") %
container_choices,
choices=container_choices
)
disk_choices = ["ami", "ari", "aki", "vhd", "vmdk", "raw", "qcow2",
"vdi", "iso"]
parser.add_argument(
"--disk-format",
metavar="<disk-format>",
help=_("Disk format of image. Acceptable formats: %s") %
disk_choices,
choices=disk_choices
)
parser.add_argument(
"--size",
metavar="<size>",
type=int,
help=_("Size of image data (in bytes)")
)
protected_group = parser.add_mutually_exclusive_group()
protected_group.add_argument(
"--protected",
action="store_true",
help=_("Prevent image from being deleted"),
)
protected_group.add_argument(
"--unprotected",
action="store_true",
help=_("Allow image to be deleted (default)"),
)
public_group = parser.add_mutually_exclusive_group()
public_group.add_argument(
"--public",
action="store_true",
help=_("Image is accessible to the public"),
)
public_group.add_argument(
"--private",
action="store_true",
help=_("Image is inaccessible to the public (default)"),
)
parser.add_argument(
"--property",
dest="properties",
metavar="<key=value>",
action=parseractions.KeyValueAction,
help=_("Set a property on this image "
"(repeat option to set multiple properties)"),
)
parser.add_argument(
"--store",
metavar="<store>",
help=_("Upload image to this store"),
)
parser.add_argument(
"--location",
metavar="<image-url>",
help=_("Download image from an existing URL"),
)
parser.add_argument(
"--copy-from",
metavar="<image-url>",
help=_("Copy image from the data store (similar to --location)"),
)
parser.add_argument(
"--file",
metavar="<file>",
help=_("Upload image from local file"),
)
parser.add_argument(
"--volume",
metavar="<volume>",
help=_("Create image from a volume"),
)
parser.add_argument(
"--force",
dest='force',
action='store_true',
default=False,
help=_("Force image change if volume is in use "
"(only meaningful with --volume)"),
)
parser.add_argument(
"--stdin",
dest='stdin',
action='store_true',
default=False,
help=_("Read image data from standard input"),
)
parser.add_argument(
"--checksum",
metavar="<checksum>",
help=_("Image hash used for verification"),
)
# NOTE(dtroyer): --owner is deprecated in Jan 2016 in an early
# 2.x release. Do not remove before Jan 2017
# and a 3.x release.
project_group = parser.add_mutually_exclusive_group()
project_group.add_argument(
"--project",
metavar="<project>",
help=_("Set an alternate project on this image (name or ID)"),
)
project_group.add_argument(
"--owner",
metavar="<project>",
help=argparse.SUPPRESS,
)
return parser
def take_action(self, parsed_args):
image_client = self.app.client_manager.image
if getattr(parsed_args, 'owner', None) is not None:
LOG.warning(_('The --owner option is deprecated, '
'please use --project instead.'))
kwargs = {}
copy_attrs = ('name', 'owner', 'min_disk', 'min_ram', 'properties',
'container_format', 'disk_format', 'size', 'store',
'location', 'copy_from', 'volume', 'force', 'checksum')
for attr in copy_attrs:
if attr in parsed_args:
val = getattr(parsed_args, attr, None)
if val:
# Only include a value in kwargs for attributes that are
# actually present on the command line
kwargs[attr] = val
# Special case project option back to API attribute name 'owner'
val = getattr(parsed_args, 'project', None)
if val:
kwargs['owner'] = val
# Handle exclusive booleans with care
# Avoid including attributes in kwargs if an option is not
# present on the command line. These exclusive booleans are not
# a single value for the pair of options because the default must be
# to do nothing when no options are present as opposed to always
# setting a default.
if parsed_args.protected:
kwargs['protected'] = True
if parsed_args.unprotected:
kwargs['protected'] = False
if parsed_args.public:
kwargs['is_public'] = True
if parsed_args.private:
kwargs['is_public'] = False
# Wrap the call to catch exceptions in order to close files
try:
image = utils.find_resource(
image_client.images,
parsed_args.image,
)
if not parsed_args.location and not parsed_args.copy_from:
if parsed_args.volume:
volume_client = self.app.client_manager.volume
source_volume = utils.find_resource(
volume_client.volumes,
parsed_args.volume,
)
volume_client.volumes.upload_to_image(
source_volume.id,
parsed_args.force,
parsed_args.image,
(parsed_args.container_format
if parsed_args.container_format
else image.container_format),
(parsed_args.disk_format
if parsed_args.disk_format
else image.disk_format),
)
elif parsed_args.file:
# Send an open file handle to glanceclient so it will
# do a chunked transfer
kwargs["data"] = io.open(parsed_args.file, "rb")
else:
# Read file from stdin
if sys.stdin.isatty() is not True:
if parsed_args.stdin:
if msvcrt:
msvcrt.setmode(sys.stdin.fileno(), os.O_BINARY)
# Send an open file handle to glanceclient so it
# will do a chunked transfer
kwargs["data"] = sys.stdin
else:
LOG.warning(_('Use --stdin to enable read image '
'data from standard input'))
if image.properties and parsed_args.properties:
image.properties.update(kwargs['properties'])
kwargs['properties'] = image.properties
image = image_client.images.update(image.id, **kwargs)
finally:
# Clean up open files - make sure data isn't a string
if ('data' in kwargs and hasattr(kwargs['data'], 'close') and
kwargs['data'] != sys.stdin):
kwargs['data'].close()
class ShowImage(command.ShowOne):
"""Display image details"""
def get_parser(self, prog_name):
parser = super(ShowImage, self).get_parser(prog_name)
parser.add_argument(
"image",
metavar="<image>",
help=_("Image to display (name or ID)"),
)
return parser
def take_action(self, parsed_args):
image_client = self.app.client_manager.image
image = utils.find_resource(
image_client.images,
parsed_args.image,
)
info = {}
info.update(image._info)
info['properties'] = utils.format_dict(info.get('properties', {}))
return zip(*sorted(six.iteritems(info)))