root / snf-cyclades-app / synnefo / management / pprint.py @ 8b388efe
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#Copyright (C) 2013 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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import sys |
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from snf_django.management.utils import pprint_table |
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from synnefo.lib.ordereddict import OrderedDict |
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from snf_django.lib.astakos import UserCache |
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from synnefo.settings import (CYCLADES_SERVICE_TOKEN as ASTAKOS_TOKEN, |
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ASTAKOS_BASE_URL) |
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from synnefo.db.models import Backend, pooled_rapi_client |
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from synnefo.logic.rapi import GanetiApiError |
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from synnefo.logic.reconciliation import nics_from_instance |
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def pprint_network(network, display_mails=False, stdout=None, title=None): |
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if stdout is None: |
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stdout = sys.stdout |
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if title is None: |
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title = "State of Network %s in DB" % network.id
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ucache = UserCache(ASTAKOS_BASE_URL, ASTAKOS_TOKEN) |
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userid = network.userid |
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db_network = OrderedDict([ |
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("name", network.name),
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("backend-name", network.backend_id),
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("state", network.state),
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("userid", userid),
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("username", ucache.get_name(userid) if display_mails else userid), |
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("public", network.public),
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("floating_ip_pool", network.floating_ip_pool),
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("external_router", network.external_router),
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("drained", network.drained),
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("MAC prefix", network.mac_prefix),
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("flavor", network.flavor),
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("link", network.link),
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("mode", network.mode),
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("deleted", network.deleted),
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("tags", "), ".join(network.backend_tag)), |
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("action", network.action)])
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pprint_table(stdout, db_network.items(), None, separator=" | ", |
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title=title) |
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def pprint_network_subnets(network, stdout=None, title=None): |
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if stdout is None: |
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stdout = sys.stdout |
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if title is None: |
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title = "Subnets of network %s" % network.id
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subnets = list(network.subnets.values_list("id", "name", "ipversion", |
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"cidr", "gateway", "dhcp", |
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"deleted"))
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headers = ["ID", "Name", "Version", "CIDR", "Gateway", "DHCP", |
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"Deleted"]
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pprint_table(stdout, subnets, headers, separator=" | ",
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title=title) |
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def pprint_network_backends(network, stdout=None, title=None): |
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if stdout is None: |
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stdout = sys.stdout |
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if title is None: |
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title = "State of Network %s in DB for each backend" % network.id
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bnets = list(network.backend_networks.values_list(
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"backend__clustername",
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"operstate", "deleted", "backendjobid", |
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"backendopcode", "backendjobstatus")) |
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headers = ["Backend", "State", "Deleted", "JobID", "Opcode", |
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"JobStatus"]
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pprint_table(stdout, bnets, headers, separator=" | ",
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title=title) |
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def pprint_network_in_ganeti(network, stdout=None): |
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if stdout is None: |
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stdout = sys.stdout |
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for backend in Backend.objects.exclude(offline=True): |
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with pooled_rapi_client(backend) as client: |
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try:
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g_net = client.GetNetwork(network.backend_id) |
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ip_map = g_net.pop("map")
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pprint_table(stdout, g_net.items(), None,
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title="State of network in backend: %s" %
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backend.clustername) |
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pprint_pool(None, ip_map, 80, stdout) |
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except GanetiApiError as e: |
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if e.code == 404: |
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stdout.write('Network does not exist in backend %s\n' %
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backend.clustername) |
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else:
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raise e
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def pool_map_chunks(smap, step=64): |
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for i in xrange(0, len(smap), step): |
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yield smap[i:i + step]
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def splitPoolMap(s, count): |
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chunks = pool_map_chunks(s, count) |
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acc = [] |
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count = 0
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for chunk in chunks: |
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chunk_len = len(chunk)
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acc.append(str(count).rjust(3) + ' ' + chunk + ' ' + |
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str(count + chunk_len - 1).ljust(4)) |
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count += chunk_len |
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return '\n' + '\n'.join(acc) |
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def pprint_pool(name, pool_map, step=80, stdout=None): |
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if stdout is None: |
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stdout = sys.stdout |
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if name is not None: |
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stdout.write("Pool: %s\n" % name)
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stdout.write(splitPoolMap(pool_map, count=step)) |
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stdout.write("\n")
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def pprint_port(port, stdout=None, title=None): |
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if stdout is None: |
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stdout = sys.stdout |
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if title is None: |
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title = "State of Port %s in DB" % port.id
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port = OrderedDict([ |
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("id", port.id),
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("name", port.name),
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("userid", port.userid),
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("server", port.machine_id),
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("network", port.network_id),
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("device_owner", port.device_owner),
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("mac", port.mac),
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("state", port.state)])
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pprint_table(stdout, port.items(), None, separator=" | ", |
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title=title) |
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def pprint_port_ips(port, stdout=None, title=None): |
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if stdout is None: |
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stdout = sys.stdout |
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if title is None: |
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title = "IP Addresses of Port %s" % port.id
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ips = list(port.ips.values_list("address", "network_id", "subnet_id", |
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"subnet__cidr", "floating_ip")) |
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headers = ["Address", "Network", "Subnet", "CIDR", "is_floating"] |
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pprint_table(stdout, ips, headers, separator=" | ",
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title=title) |
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def pprint_port_in_ganeti(port, stdout=None, title=None): |
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if stdout is None: |
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stdout = sys.stdout |
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if title is None: |
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title = "State of Port %s in Ganeti" % port.id
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vm = port.machine |
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if vm is None: |
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stdout.write("Port is not attached to any instance.\n")
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return
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client = vm.get_client() |
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try:
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vm_info = client.GetInstance(vm.backend_vm_id) |
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except GanetiApiError as e: |
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if e.code == 404: |
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stdout.write("NIC seems attached to server %s, but"
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" server does not exist in backend.\n"
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% vm) |
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return
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raise e
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nics = nics_from_instance(vm_info) |
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try:
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gnt_nic = filter(lambda nic: nic.get("name") == port.backend_uuid, |
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nics)[0]
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gnt_nic["instance"] = vm_info["name"] |
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except IndexError: |
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stdout.write("NIC %s is not attached to instance %s" % (port, vm))
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return
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pprint_table(stdout, gnt_nic.items(), None, separator=" | ", |
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title=title) |
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vm.put_client(client) |