root / snf-cyclades-app / synnefo / logic / management / commands / backend-add.py @ 12cb6933
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1 | 12cb6933 | Christos Stavrakakis | # Copyright 2011-2013 GRNET S.A. All rights reserved.
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2 | 1a894bfe | Christos Stavrakakis | #
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3 | 1a894bfe | Christos Stavrakakis | # Redistribution and use in source and binary forms, with or without
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4 | 1a894bfe | Christos Stavrakakis | # modification, are permitted provided that the following conditions
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5 | 1a894bfe | Christos Stavrakakis | # are met:
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6 | 1a894bfe | Christos Stavrakakis | #
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7 | 1a894bfe | Christos Stavrakakis | # 1. Redistributions of source code must retain the above copyright
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8 | 1a894bfe | Christos Stavrakakis | # notice, this list of conditions and the following disclaimer.
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9 | 1a894bfe | Christos Stavrakakis | #
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10 | 1a894bfe | Christos Stavrakakis | # 2. Redistributions in binary form must reproduce the above copyright
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11 | 1a894bfe | Christos Stavrakakis | # notice, this list of conditions and the following disclaimer in the
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12 | 1a894bfe | Christos Stavrakakis | # documentation and/or other materials provided with the distribution.
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13 | 1a894bfe | Christos Stavrakakis | #
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14 | 1a894bfe | Christos Stavrakakis | # THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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15 | 1a894bfe | Christos Stavrakakis | # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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16 | 1a894bfe | Christos Stavrakakis | # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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17 | 1a894bfe | Christos Stavrakakis | # ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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18 | 1a894bfe | Christos Stavrakakis | # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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19 | 1a894bfe | Christos Stavrakakis | # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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20 | 1a894bfe | Christos Stavrakakis | # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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21 | 1a894bfe | Christos Stavrakakis | # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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22 | 1a894bfe | Christos Stavrakakis | # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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23 | 1a894bfe | Christos Stavrakakis | # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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24 | 1a894bfe | Christos Stavrakakis | # SUCH DAMAGE.
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25 | 1a894bfe | Christos Stavrakakis | #
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26 | 1a894bfe | Christos Stavrakakis | # The views and conclusions contained in the software and documentation are
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27 | 1a894bfe | Christos Stavrakakis | # those of the authors and should not be interpreted as representing official
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28 | 1a894bfe | Christos Stavrakakis | # policies, either expressed or implied, of GRNET S.A.
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29 | 1a894bfe | Christos Stavrakakis | #
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30 | 12cb6933 | Christos Stavrakakis | import sys |
31 | 1a894bfe | Christos Stavrakakis | from optparse import make_option |
32 | 1a894bfe | Christos Stavrakakis | from django.core.management.base import BaseCommand, CommandError |
33 | 1a894bfe | Christos Stavrakakis | |
34 | 3524241a | Christos Stavrakakis | from synnefo.db.models import Backend, Network |
35 | 1a894bfe | Christos Stavrakakis | from django.db.utils import IntegrityError |
36 | b3d28af2 | Christos Stavrakakis | from synnefo.logic.backend import (get_physical_resources, |
37 | b3d28af2 | Christos Stavrakakis | update_resources, |
38 | 90b29b33 | Christos Stavrakakis | create_network_synced, |
39 | 90b29b33 | Christos Stavrakakis | connect_network_synced) |
40 | 225cea18 | Christos Stavrakakis | from synnefo.management.common import check_backend_credentials |
41 | 28578e52 | Christos Stavrakakis | from synnefo.webproject.management.utils import pprint_table |
42 | 1a894bfe | Christos Stavrakakis | |
43 | 1a894bfe | Christos Stavrakakis | |
44 | 4c9ac139 | Christos Stavrakakis | HYPERVISORS = [h[0] for h in Backend.HYPERVISORS] |
45 | 4c9ac139 | Christos Stavrakakis | |
46 | 4c9ac139 | Christos Stavrakakis | |
47 | 1a894bfe | Christos Stavrakakis | class Command(BaseCommand): |
48 | 1a894bfe | Christos Stavrakakis | can_import_settings = True
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49 | 1a894bfe | Christos Stavrakakis | |
50 | 1a894bfe | Christos Stavrakakis | help = 'Create a new backend.'
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51 | 1a894bfe | Christos Stavrakakis | option_list = BaseCommand.option_list + ( |
52 | 1a894bfe | Christos Stavrakakis | make_option('--clustername', dest='clustername'), |
53 | 1a894bfe | Christos Stavrakakis | make_option('--port', dest='port', default=5080), |
54 | b3d28af2 | Christos Stavrakakis | make_option('--user', dest='username'), |
55 | b3d28af2 | Christos Stavrakakis | make_option('--pass', dest='password'), |
56 | cc92b70f | Christos Stavrakakis | make_option( |
57 | 12cb6933 | Christos Stavrakakis | '--no-check',
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58 | 12cb6933 | Christos Stavrakakis | action='store_false',
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59 | 12cb6933 | Christos Stavrakakis | dest='check',
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60 | 12cb6933 | Christos Stavrakakis | default=True,
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61 | b3d28af2 | Christos Stavrakakis | help="Do not perform credentials check and resources update"),
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62 | 12cb6933 | Christos Stavrakakis | make_option( |
63 | 12cb6933 | Christos Stavrakakis | '--hypervisor',
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64 | 4c9ac139 | Christos Stavrakakis | dest='hypervisor',
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65 | 4c9ac139 | Christos Stavrakakis | default=None,
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66 | 4c9ac139 | Christos Stavrakakis | choices=HYPERVISORS, |
67 | 4c9ac139 | Christos Stavrakakis | metavar="|".join(HYPERVISORS),
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68 | 4c9ac139 | Christos Stavrakakis | help="The hypervisor that the Ganeti backend uses"),
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69 | 9115d567 | Christos Stavrakakis | make_option( |
70 | 9115d567 | Christos Stavrakakis | '--no-init', action='store_false', |
71 | 9115d567 | Christos Stavrakakis | dest='init', default=True, |
72 | 9115d567 | Christos Stavrakakis | help="Do not perform initialization of the Backend Model")
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73 | cc92b70f | Christos Stavrakakis | ) |
74 | 1a894bfe | Christos Stavrakakis | |
75 | 6cc65c86 | Christos Stavrakakis | def handle(self, *args, **options): |
76 | 6cc65c86 | Christos Stavrakakis | if len(args) > 0: |
77 | 6cc65c86 | Christos Stavrakakis | raise CommandError("Command takes no arguments") |
78 | 6cc65c86 | Christos Stavrakakis | |
79 | 1a894bfe | Christos Stavrakakis | clustername = options['clustername']
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80 | b3d28af2 | Christos Stavrakakis | port = options['port']
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81 | e41977e2 | Christos Stavrakakis | username = options['username']
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82 | e41977e2 | Christos Stavrakakis | password = options['password']
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83 | 1a894bfe | Christos Stavrakakis | |
84 | 1a894bfe | Christos Stavrakakis | if not (clustername and username and password): |
85 | b3d28af2 | Christos Stavrakakis | raise CommandError("Clustername, user and pass must be supplied") |
86 | 1a894bfe | Christos Stavrakakis | |
87 | 1a894bfe | Christos Stavrakakis | # Ensure correctness of credentials
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88 | 1a894bfe | Christos Stavrakakis | if options['check']: |
89 | 2333a2c4 | Christos Stavrakakis | check_backend_credentials(clustername, port, username, password) |
90 | f7759b2d | Christos Stavrakakis | |
91 | 12cb6933 | Christos Stavrakakis | create_backend(clustername, port, username, password, |
92 | 12cb6933 | Christos Stavrakakis | hypervisor=options["hypervisor"],
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93 | 12cb6933 | Christos Stavrakakis | initialize=options["init"])
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94 | 12cb6933 | Christos Stavrakakis | |
95 | 12cb6933 | Christos Stavrakakis | |
96 | 12cb6933 | Christos Stavrakakis | def create_backend(clustername, port, username, password, hypervisor=None, |
97 | 12cb6933 | Christos Stavrakakis | initialize=True, stream=sys.stdout):
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98 | 4c9ac139 | Christos Stavrakakis | kw = {"clustername": clustername,
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99 | 4c9ac139 | Christos Stavrakakis | "port": port,
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100 | 4c9ac139 | Christos Stavrakakis | "username": username,
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101 | 4c9ac139 | Christos Stavrakakis | "password": password,
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102 | 4c9ac139 | Christos Stavrakakis | "drained": True} |
103 | 4c9ac139 | Christos Stavrakakis | |
104 | 4c9ac139 | Christos Stavrakakis | if hypervisor:
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105 | 4c9ac139 | Christos Stavrakakis | kw["hypervisor"] = hypervisor
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106 | 12cb6933 | Christos Stavrakakis | |
107 | 1a894bfe | Christos Stavrakakis | # Create the new backend in database
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108 | 1a894bfe | Christos Stavrakakis | try:
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109 | 4c9ac139 | Christos Stavrakakis | backend = Backend.objects.create(**kw) |
110 | 1a894bfe | Christos Stavrakakis | except IntegrityError as e: |
111 | b3d28af2 | Christos Stavrakakis | raise CommandError("Cannot create backend: %s\n" % e) |
112 | 1a894bfe | Christos Stavrakakis | |
113 | 12cb6933 | Christos Stavrakakis | stream.write("Successfully created backend with id %d\n" % backend.id)
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114 | b3d28af2 | Christos Stavrakakis | |
115 | 12cb6933 | Christos Stavrakakis | if not initialize: |
116 | b3d28af2 | Christos Stavrakakis | return
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117 | b3d28af2 | Christos Stavrakakis | |
118 | 12cb6933 | Christos Stavrakakis | stream.write("Retrieving backend resources:\n")
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119 | b3d28af2 | Christos Stavrakakis | resources = get_physical_resources(backend) |
120 | b3d28af2 | Christos Stavrakakis | attr = ['mfree', 'mtotal', 'dfree', 'dtotal', 'pinst_cnt', 'ctotal'] |
121 | 88b8f176 | Christos Stavrakakis | |
122 | 88b8f176 | Christos Stavrakakis | table = [[str(resources[x]) for x in attr]] |
123 | 12cb6933 | Christos Stavrakakis | pprint_table(stream, table, attr) |
124 | 88b8f176 | Christos Stavrakakis | |
125 | b3d28af2 | Christos Stavrakakis | update_resources(backend, resources) |
126 | 9115d567 | Christos Stavrakakis | |
127 | 9115d567 | Christos Stavrakakis | networks = Network.objects.filter(deleted=False, floating_ip_pool=True) |
128 | 9115d567 | Christos Stavrakakis | if not networks: |
129 | 9115d567 | Christos Stavrakakis | return
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130 | 9115d567 | Christos Stavrakakis | |
131 | 12cb6933 | Christos Stavrakakis | stream.write("Creating the follow networks:\n")
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132 | 9115d567 | Christos Stavrakakis | headers = ('Name', 'Subnet', 'Gateway', 'Mac Prefix', 'Public') |
133 | 9115d567 | Christos Stavrakakis | table = [] |
134 | 9115d567 | Christos Stavrakakis | |
135 | 9115d567 | Christos Stavrakakis | for net in networks: |
136 | 9115d567 | Christos Stavrakakis | table.append((net.backend_id, str(net.subnet), str(net.gateway), |
137 | 9115d567 | Christos Stavrakakis | str(net.mac_prefix), str(net.public))) |
138 | 12cb6933 | Christos Stavrakakis | pprint_table(stream, table, headers) |
139 | 9115d567 | Christos Stavrakakis | |
140 | 9115d567 | Christos Stavrakakis | for net in networks: |
141 | 9115d567 | Christos Stavrakakis | net.create_backend_network(backend) |
142 | 9115d567 | Christos Stavrakakis | result = create_network_synced(net, backend) |
143 | 9115d567 | Christos Stavrakakis | if result[0] != "success": |
144 | 12cb6933 | Christos Stavrakakis | stream.write('\nError Creating Network %s: %s\n' %
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145 | 12cb6933 | Christos Stavrakakis | (net.backend_id, result[1]))
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146 | 9115d567 | Christos Stavrakakis | else:
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147 | 12cb6933 | Christos Stavrakakis | stream.write('Successfully created Network: %s\n' %
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148 | 12cb6933 | Christos Stavrakakis | net.backend_id) |
149 | 9115d567 | Christos Stavrakakis | result = connect_network_synced(network=net, backend=backend) |
150 | 9115d567 | Christos Stavrakakis | if result[0] != "success": |
151 | 12cb6933 | Christos Stavrakakis | stream.write('\nError Connecting Network %s: %s\n' %
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152 | 12cb6933 | Christos Stavrakakis | (net.backend_id, result[1]))
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153 | 9115d567 | Christos Stavrakakis | else:
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154 | 12cb6933 | Christos Stavrakakis | stream.write('Successfully connected Network: %s\n' %
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155 | 12cb6933 | Christos Stavrakakis | net.backend_id) |