root / snf-cyclades-app / synnefo / logic / management / commands / server-list.py @ a6e6fe48
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# Copyright 2012-2014 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.
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from optparse import make_option |
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from functools import partial |
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from snf_django.management.commands import ListCommand |
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from synnefo.db.models import VirtualMachine |
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from synnefo.management.common import get_resource |
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from synnefo.api.util import get_image |
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from synnefo.settings import (CYCLADES_SERVICE_TOKEN as ASTAKOS_TOKEN, |
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ASTAKOS_AUTH_URL) |
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from logging import getLogger |
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log = getLogger(__name__) |
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class Command(ListCommand): |
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help = "List servers"
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option_list = ListCommand.option_list + ( |
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make_option( |
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'--suspended',
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action='store_true',
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dest='suspended',
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default=False,
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help="List only suspended servers"),
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make_option( |
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'--backend-id',
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dest='backend_id',
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help="List only servers of the specified backend"),
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make_option( |
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"--build",
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action="store_true",
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dest="build",
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default=False,
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help="List only servers in the building state"),
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make_option( |
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"--image-name",
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action="store_true",
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dest="image_name",
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default=False,
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help="Display image name instead of image ID"),
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) |
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object_class = VirtualMachine |
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deleted_field = "deleted"
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user_uuid_field = "userid"
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astakos_auth_url = ASTAKOS_AUTH_URL |
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astakos_token = ASTAKOS_TOKEN |
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def get_ips(version, vm): |
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ips = [] |
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for nic in vm.nics.all(): |
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for ip in nic.ips.all(): |
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if ip.subnet.ipversion == version:
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ips.append(ip.address) |
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return ips
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def format_vm_state(vm): |
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if vm.operstate == "BUILD": |
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return "BUILD(" + str(vm.buildpercentage) + "%)" |
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else:
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return vm.operstate
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FIELDS = { |
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"id": ("id", "ID of the server"), |
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"name": ("name", "Name of the server"), |
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"user.uuid": ("userid", "The UUID of the server's owner"), |
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"flavor": ("flavor.name", "The name of the server's flavor"), |
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"backend": ("backend", "The Ganeti backend that hosts the VM"), |
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"image.id": ("imageid", "The ID of the server's image"), |
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"image.name": ("image", "The name of the server's image"), |
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"state": (format_vm_state, "The current state of the server"), |
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"ipv4": (partial(get_ips, 4), |
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"The IPv4 addresses of the server"),
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"ipv6": (partial(get_ips, 6), |
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"The IPv6 addresses of the server"),
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"created": ("created", "The date the server was created"), |
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"deleted": ("deleted", "Whether the server is deleted or not"), |
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"suspended": ("suspended", "Whether the server is administratively" |
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" suspended"),
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"project": ("project", "The project UUID"), |
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} |
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fields = ["id", "name", "user.uuid", "state", "flavor", "image.id", |
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"backend"]
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def handle_args(self, *args, **options): |
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if options["suspended"]: |
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self.filters["suspended"] = True |
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if options["backend_id"]: |
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backend = get_resource("backend", options["backend_id"]) |
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self.filters["backend"] = backend.id |
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if options["build"]: |
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self.filters["operstate"] = "BUILD" |
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if options["image_name"]: |
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self.fields = ["image.name" if x == "image.id" else x |
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for x in self.fields] |
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if "ipv4" in self.fields or "ipv6" in self.fields: |
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self.prefetch_related.append("nics__ips__subnet") |
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def handle_db_objects(self, rows, *args, **kwargs): |
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if "image.name" in self.fields: |
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icache = ImageCache() |
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for vm in rows: |
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vm.image = icache.get_image(vm.imageid, vm.userid) |
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class ImageCache(object): |
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def __init__(self): |
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self.images = {}
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def get_image(self, imageid, userid): |
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if not imageid in self.images: |
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try:
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self.images[imageid] = get_image(imageid, userid)['name'] |
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except Exception as e: |
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log.warning("Error getting image name from imageid %s: %s",
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imageid, e) |
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self.images[imageid] = imageid
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return self.images[imageid] |