root / snf-cyclades-app / synnefo / logic / management / commands / network-inspect.py @ e407f159
History | View | Annotate | Download (5.3 kB)
1 |
# Copyright 2012 GRNET S.A. All rights reserved.
|
---|---|
2 |
#
|
3 |
# Redistribution and use in source and binary forms, with or
|
4 |
# without modification, are permitted provided that the following
|
5 |
# conditions are met:
|
6 |
#
|
7 |
# 1. Redistributions of source code must retain the above
|
8 |
# copyright notice, this list of conditions and the following
|
9 |
# disclaimer.
|
10 |
#
|
11 |
# 2. Redistributions in binary form must reproduce the above
|
12 |
# copyright notice, this list of conditions and the following
|
13 |
# disclaimer in the documentation and/or other materials
|
14 |
# provided with the distribution.
|
15 |
#
|
16 |
# THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
|
17 |
# OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
18 |
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
19 |
# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
|
20 |
# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
21 |
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
22 |
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
|
23 |
# USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
|
24 |
# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
25 |
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
|
26 |
# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
27 |
# POSSIBILITY OF SUCH DAMAGE.
|
28 |
#
|
29 |
# The views and conclusions contained in the software and
|
30 |
# documentation are those of the authors and should not be
|
31 |
# interpreted as representing official policies, either expressed
|
32 |
# or implied, of GRNET S.A.
|
33 |
|
34 |
import json |
35 |
|
36 |
from optparse import make_option |
37 |
|
38 |
from django.core.management.base import BaseCommand, CommandError |
39 |
from synnefo.management.common import get_network, Omit |
40 |
|
41 |
from synnefo.db.models import (Backend, BackendNetwork, |
42 |
pooled_rapi_client) |
43 |
from synnefo.logic.rapi import GanetiApiError |
44 |
from snf_django.lib.astakos import UserCache |
45 |
from synnefo.settings import (CYCLADES_SERVICE_TOKEN as ASTAKOS_TOKEN, |
46 |
ASTAKOS_AUTH_URL) |
47 |
from util import pool_map_chunks |
48 |
|
49 |
|
50 |
class Command(BaseCommand): |
51 |
help = "Inspect a network on DB and Ganeti."
|
52 |
|
53 |
option_list = BaseCommand.option_list + ( |
54 |
make_option( |
55 |
'--displayname',
|
56 |
action='store_true',
|
57 |
dest='displayname',
|
58 |
default=False,
|
59 |
help="Display both uuid and display name"),
|
60 |
) |
61 |
|
62 |
def handle(self, *args, **options): |
63 |
write = self.stdout.write
|
64 |
if len(args) != 1: |
65 |
raise CommandError("Please provide a network ID.") |
66 |
|
67 |
net = get_network(args[0])
|
68 |
|
69 |
ucache = UserCache(ASTAKOS_AUTH_URL, ASTAKOS_TOKEN) |
70 |
|
71 |
displayname = options['displayname']
|
72 |
|
73 |
sep = '-' * 80 + '\n' |
74 |
labels = filter(lambda x: x is not Omit, |
75 |
['name', 'backend-name', 'state', 'owner uuid', |
76 |
'owner_name' if displayname else Omit, 'subnet', |
77 |
'gateway', 'mac_prefix', 'link', 'public', 'dhcp', |
78 |
'flavor', 'deleted', 'action', 'pool']) |
79 |
|
80 |
uuid = net.userid |
81 |
if displayname:
|
82 |
dname = ucache.get_name(uuid) |
83 |
|
84 |
fields = filter(lambda x: x is not Omit, |
85 |
[net.name, net.backend_id, net.state, uuid or '-', |
86 |
dname or '-' if displayname else Omit, |
87 |
str(net.subnet), str(net.gateway), |
88 |
str(net.mac_prefix),
|
89 |
str(net.link), str(net.public), str(net.dhcp), |
90 |
str(net.flavor), str(net.deleted), str(net.action), |
91 |
str(splitPoolMap(net.get_pool().to_map(), 64))]) |
92 |
|
93 |
write(sep) |
94 |
write('State of Network in DB\n')
|
95 |
write(sep) |
96 |
for l, f in zip(labels, fields): |
97 |
write(l.ljust(20) + ': ' + f.ljust(20) + '\n') |
98 |
|
99 |
labels = ('Backend', 'State', 'Deleted', 'JobID', 'OpCode', |
100 |
'JobStatus')
|
101 |
for back_net in BackendNetwork.objects.filter(network=net): |
102 |
write('\n')
|
103 |
fields = (back_net.backend.clustername, back_net.operstate, |
104 |
str(back_net.deleted), str(back_net.backendjobid), |
105 |
str(back_net.backendopcode),
|
106 |
str(back_net.backendjobstatus))
|
107 |
for l, f in zip(labels, fields): |
108 |
write(l.ljust(20) + ': ' + f.ljust(20) + '\n') |
109 |
write('\n')
|
110 |
|
111 |
write(sep) |
112 |
write('State of Network in Ganeti\n')
|
113 |
write(sep) |
114 |
|
115 |
for backend in Backend.objects.exclude(offline=True): |
116 |
with pooled_rapi_client(backend) as client: |
117 |
try:
|
118 |
g_net = client.GetNetwork(net.backend_id) |
119 |
write("Backend: %s\n" % backend.clustername)
|
120 |
print json.dumps(g_net, indent=2) |
121 |
write(sep) |
122 |
except GanetiApiError as e: |
123 |
if e.code == 404: |
124 |
write('Network does not exist in backend %s\n' %
|
125 |
backend.clustername) |
126 |
else:
|
127 |
raise e
|
128 |
|
129 |
|
130 |
def splitPoolMap(s, count): |
131 |
chunks = pool_map_chunks(s, count) |
132 |
acc = [] |
133 |
count = 0
|
134 |
for chunk in chunks: |
135 |
chunk_len = len(chunk)
|
136 |
acc.append(str(count).rjust(3) + ' ' + chunk + ' ' + |
137 |
str(count + chunk_len - 1).ljust(4)) |
138 |
count += chunk_len |
139 |
return '\n' + '\n'.join(acc) |