root / snf-cyclades-app / synnefo / api / management / commands / server-inspect.py @ 7856a37a
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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.
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from datetime import datetime |
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from optparse import make_option |
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from django.core.management.base import BaseCommand, CommandError |
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from synnefo.lib.utils import merge_time |
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from synnefo.logic.rapi import GanetiApiError |
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from synnefo.management.common import Omit |
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from synnefo.management import common |
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# Fields to print from a gnt-instance info
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GANETI_INSTANCE_FIELDS = ('name', 'oper_state', 'admin_state', 'status', |
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'pnode', 'snode', 'network_port', 'disk_template', |
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'disk_usage', 'oper_ram', 'oper_vcpus', 'mtime', |
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'nic.ips', 'nic.macs', 'nic.networks', 'nic.modes') |
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# Fields to print from a gnt-job info
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GANETI_JOB_FIELDS = ('id', 'status', 'summary', 'opresult', 'opstatus', |
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'oplog', 'start_ts', 'end_ts') |
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class Command(BaseCommand): |
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help = "Inspect a server on DB and Ganeti"
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args = "<server ID>"
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option_list = BaseCommand.option_list + ( |
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make_option('--jobs',
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action='store_true',
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dest='jobs',
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default=False,
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help="Show non-archived jobs concerning server."),
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make_option('--displayname',
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action='store_true',
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dest='displayname',
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default=False,
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help="Display both uuid and display name"),
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) |
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def handle(self, *args, **options): |
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if len(args) != 1: |
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raise CommandError("Please provide a server ID") |
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vm = common.get_vm(args[0])
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displayname = options['displayname']
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ucache = common.UserCache() |
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try:
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image = common.get_image(vm.imageid, vm.userid)['name']
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except:
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image = vm.imageid |
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sep = '-' * 80 + '\n' |
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labels = filter(lambda x: x is not Omit, |
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['name', 'owner_uuid', |
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'owner_name' if displayname else Omit, |
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'flavor', 'image', 'state', 'backend', 'deleted', |
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'action', 'backendjobid', 'backendopcode', |
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'backendjobstatus', 'backend_time']) |
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uuid = vm.userid |
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if displayname:
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dname = ucache.get_name(uuid) |
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fields = filter(lambda x: x is not Omit, |
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[vm.name, uuid, dname if displayname else Omit, |
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vm.flavor.name, image, common.format_vm_state(vm), |
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str(vm.backend), str(vm.deleted), str(vm.action), |
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str(vm.backendjobid), str(vm.backendopcode), |
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str(vm.backendjobstatus), str(vm.backendtime)]) |
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self.stdout.write(sep)
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self.stdout.write('State of Server in DB\n') |
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self.stdout.write(sep)
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for l, f in zip(labels, fields): |
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self.stdout.write(l.ljust(18) + ': ' + f.ljust(20) + '\n') |
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self.stdout.write('\n') |
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for nic in vm.nics.all(): |
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params = (nic.index, nic.ipv4, nic.mac, nic.ipv6, nic.network) |
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self.stdout.write("nic/%d: IPv4: %s, MAC: %s, IPv6:%s," |
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" Network: %s\n" % params)
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client = vm.get_client() |
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try:
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g_vm = client.GetInstance(vm.backend_vm_id) |
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self.stdout.write('\n') |
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self.stdout.write(sep)
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self.stdout.write('State of Server in Ganeti\n') |
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self.stdout.write(sep)
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for i in GANETI_INSTANCE_FIELDS: |
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try:
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value = g_vm[i] |
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if i.find('time') != -1: |
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value = datetime.fromtimestamp(value) |
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self.stdout.write(i.ljust(14) + ': ' + str(value) + '\n') |
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except KeyError: |
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pass
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except GanetiApiError as e: |
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if e.code == 404: |
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self.stdout.write('Server does not exist in backend %s\n' % |
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vm.backend.clustername) |
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else:
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raise e
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if not options['jobs']: |
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return
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self.stdout.write('\n') |
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self.stdout.write(sep)
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self.stdout.write('Non-archived jobs concerning Server in Ganeti\n') |
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self.stdout.write(sep)
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jobs = client.GetJobs() |
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for j in jobs: |
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info = client.GetJobStatus(j) |
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summary = ' '.join(info['summary']) |
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if summary.startswith("INSTANCE") and \ |
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summary.find(vm.backend_vm_id) != -1:
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for i in GANETI_JOB_FIELDS: |
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value = info[i] |
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if i.find('_ts') != -1: |
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value = merge_time(value) |
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try:
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self.stdout.write(i.ljust(14) + ': ' + str(value) +\ |
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'\n')
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except KeyError: |
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pass
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self.stdout.write('\n' + sep) |
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# Return the RAPI client to pool
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vm.put_client(client) |