root / snf-cyclades-app / synnefo / api / management / commands / network-create.py @ 6dd70a5c
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1 | 6dd70a5c | Christos Stavrakakis | # Copyright 2012 GRNET S.A. All rights reserved.
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2 | 6dd70a5c | Christos Stavrakakis | #
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3 | 6dd70a5c | Christos Stavrakakis | # Redistribution and use in source and binary forms, with or
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4 | 6dd70a5c | Christos Stavrakakis | # without modification, are permitted provided that the following
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5 | 6dd70a5c | Christos Stavrakakis | # conditions are met:
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6 | 6dd70a5c | Christos Stavrakakis | #
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7 | 6dd70a5c | Christos Stavrakakis | # 1. Redistributions of source code must retain the above
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8 | 6dd70a5c | Christos Stavrakakis | # copyright notice, this list of conditions and the following
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9 | 6dd70a5c | Christos Stavrakakis | # disclaimer.
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10 | 6dd70a5c | Christos Stavrakakis | #
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11 | 6dd70a5c | Christos Stavrakakis | # 2. Redistributions in binary form must reproduce the above
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12 | 6dd70a5c | Christos Stavrakakis | # copyright notice, this list of conditions and the following
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13 | 6dd70a5c | Christos Stavrakakis | # disclaimer in the documentation and/or other materials
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14 | 6dd70a5c | Christos Stavrakakis | # provided with the distribution.
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15 | 6dd70a5c | Christos Stavrakakis | #
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16 | 6dd70a5c | Christos Stavrakakis | # THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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17 | 6dd70a5c | Christos Stavrakakis | # OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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18 | 6dd70a5c | Christos Stavrakakis | # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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19 | 6dd70a5c | Christos Stavrakakis | # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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20 | 6dd70a5c | Christos Stavrakakis | # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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21 | 6dd70a5c | Christos Stavrakakis | # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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22 | 6dd70a5c | Christos Stavrakakis | # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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23 | 6dd70a5c | Christos Stavrakakis | # USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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24 | 6dd70a5c | Christos Stavrakakis | # AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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25 | 6dd70a5c | Christos Stavrakakis | # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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26 | 6dd70a5c | Christos Stavrakakis | # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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27 | 6dd70a5c | Christos Stavrakakis | # POSSIBILITY OF SUCH DAMAGE.
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28 | 6dd70a5c | Christos Stavrakakis | #
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29 | 6dd70a5c | Christos Stavrakakis | # The views and conclusions contained in the software and
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30 | 6dd70a5c | Christos Stavrakakis | # documentation are those of the authors and should not be
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31 | 6dd70a5c | Christos Stavrakakis | # interpreted as representing official policies, either expressed
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32 | 6dd70a5c | Christos Stavrakakis | # or implied, of GRNET S.A.
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33 | 6dd70a5c | Christos Stavrakakis | |
34 | 6dd70a5c | Christos Stavrakakis | from optparse import make_option |
35 | 6dd70a5c | Christos Stavrakakis | |
36 | 6dd70a5c | Christos Stavrakakis | from django.core.management.base import BaseCommand, CommandError |
37 | 6dd70a5c | Christos Stavrakakis | |
38 | 6dd70a5c | Christos Stavrakakis | from synnefo.db.models import Network |
39 | 6dd70a5c | Christos Stavrakakis | from synnefo.api.util import network_specs_from_type |
40 | 6dd70a5c | Christos Stavrakakis | from synnefo.logic.backend import create_network |
41 | 6dd70a5c | Christos Stavrakakis | |
42 | 6dd70a5c | Christos Stavrakakis | import ipaddr |
43 | 6dd70a5c | Christos Stavrakakis | |
44 | 6dd70a5c | Christos Stavrakakis | NETWORK_TYPES = ['PUBLIC_ROUTED', 'PRIVATE_MAC_FILTERED', |
45 | 6dd70a5c | Christos Stavrakakis | 'PRIVATE_PHYSICAL_VLAN', 'CUSTOM_ROUTED', |
46 | 6dd70a5c | Christos Stavrakakis | 'CUSTOM_BRIDGED']
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47 | 6dd70a5c | Christos Stavrakakis | |
48 | 6dd70a5c | Christos Stavrakakis | |
49 | 6dd70a5c | Christos Stavrakakis | class Command(BaseCommand): |
50 | 6dd70a5c | Christos Stavrakakis | help = "Create a new network"
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51 | 6dd70a5c | Christos Stavrakakis | |
52 | 6dd70a5c | Christos Stavrakakis | option_list = BaseCommand.option_list + ( |
53 | 6dd70a5c | Christos Stavrakakis | make_option('--name',
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54 | 6dd70a5c | Christos Stavrakakis | dest='name',
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55 | 6dd70a5c | Christos Stavrakakis | help="Name of network"),
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56 | 6dd70a5c | Christos Stavrakakis | make_option('--owner',
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57 | 6dd70a5c | Christos Stavrakakis | dest='owner',
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58 | 6dd70a5c | Christos Stavrakakis | help="The owner of the network"),
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59 | 6dd70a5c | Christos Stavrakakis | make_option('--subnet',
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60 | 6dd70a5c | Christos Stavrakakis | dest='subnet',
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61 | 6dd70a5c | Christos Stavrakakis | default=None,
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62 | 6dd70a5c | Christos Stavrakakis | # required=True,
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63 | 6dd70a5c | Christos Stavrakakis | help='Subnet of the network'),
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64 | 6dd70a5c | Christos Stavrakakis | make_option('--gateway',
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65 | 6dd70a5c | Christos Stavrakakis | dest='gateway',
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66 | 6dd70a5c | Christos Stavrakakis | default=None,
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67 | 6dd70a5c | Christos Stavrakakis | help='Gateway of the network'),
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68 | 6dd70a5c | Christos Stavrakakis | make_option('--dhcp',
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69 | 6dd70a5c | Christos Stavrakakis | dest='dhcp',
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70 | 6dd70a5c | Christos Stavrakakis | action='store_true',
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71 | 6dd70a5c | Christos Stavrakakis | default=False,
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72 | 6dd70a5c | Christos Stavrakakis | help='Automatically assign IPs'),
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73 | 6dd70a5c | Christos Stavrakakis | make_option('--public',
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74 | 6dd70a5c | Christos Stavrakakis | dest='public',
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75 | 6dd70a5c | Christos Stavrakakis | action='store_true',
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76 | 6dd70a5c | Christos Stavrakakis | default=False,
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77 | 6dd70a5c | Christos Stavrakakis | help='Network is public'),
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78 | 6dd70a5c | Christos Stavrakakis | make_option('--type',
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79 | 6dd70a5c | Christos Stavrakakis | dest='type',
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80 | 6dd70a5c | Christos Stavrakakis | default='PRIVATE_MAC_FILTERED',
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81 | 6dd70a5c | Christos Stavrakakis | choices=NETWORK_TYPES, |
82 | 6dd70a5c | Christos Stavrakakis | help='Type of network. Choices: ' + ', '.join(NETWORK_TYPES)), |
83 | 6dd70a5c | Christos Stavrakakis | make_option('--subnet6',
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84 | 6dd70a5c | Christos Stavrakakis | dest='subnet6',
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85 | 6dd70a5c | Christos Stavrakakis | default=None,
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86 | 6dd70a5c | Christos Stavrakakis | help='IPv6 subnet of the network'),
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87 | 6dd70a5c | Christos Stavrakakis | make_option('--gateway6',
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88 | 6dd70a5c | Christos Stavrakakis | dest='gateway6',
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89 | 6dd70a5c | Christos Stavrakakis | default=None,
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90 | 6dd70a5c | Christos Stavrakakis | help='IPv6 gateway of the network'),
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91 | 6dd70a5c | Christos Stavrakakis | ) |
92 | 6dd70a5c | Christos Stavrakakis | |
93 | 6dd70a5c | Christos Stavrakakis | def handle(self, *args, **options): |
94 | 6dd70a5c | Christos Stavrakakis | if args:
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95 | 6dd70a5c | Christos Stavrakakis | raise CommandError("Command doesn't accept any arguments") |
96 | 6dd70a5c | Christos Stavrakakis | |
97 | 6dd70a5c | Christos Stavrakakis | name = options['name']
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98 | 6dd70a5c | Christos Stavrakakis | subnet = options['subnet']
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99 | 6dd70a5c | Christos Stavrakakis | |
100 | 6dd70a5c | Christos Stavrakakis | if not name: |
101 | 6dd70a5c | Christos Stavrakakis | raise CommandError("Name is required") |
102 | 6dd70a5c | Christos Stavrakakis | if not subnet: |
103 | 6dd70a5c | Christos Stavrakakis | raise CommandError("Subnet is required") |
104 | 6dd70a5c | Christos Stavrakakis | |
105 | 6dd70a5c | Christos Stavrakakis | link, mac_prefix = network_specs_from_type(options['type'])
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106 | 6dd70a5c | Christos Stavrakakis | |
107 | 6dd70a5c | Christos Stavrakakis | subnet, gateway, subnet6, gateway6 = validate_network_info(options) |
108 | 6dd70a5c | Christos Stavrakakis | |
109 | 6dd70a5c | Christos Stavrakakis | if not link: |
110 | 6dd70a5c | Christos Stavrakakis | raise CommandError("Can not create network. No connectivity link") |
111 | 6dd70a5c | Christos Stavrakakis | |
112 | 6dd70a5c | Christos Stavrakakis | network = Network.objects.create( |
113 | 6dd70a5c | Christos Stavrakakis | name=name, |
114 | 6dd70a5c | Christos Stavrakakis | userid=options['owner'],
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115 | 6dd70a5c | Christos Stavrakakis | subnet=subnet, |
116 | 6dd70a5c | Christos Stavrakakis | gateway=gateway, |
117 | 6dd70a5c | Christos Stavrakakis | dhcp=options['dhcp'],
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118 | 6dd70a5c | Christos Stavrakakis | type=options['type'],
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119 | 6dd70a5c | Christos Stavrakakis | public=options['public'],
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120 | 6dd70a5c | Christos Stavrakakis | link=link, |
121 | 6dd70a5c | Christos Stavrakakis | mac_prefix=mac_prefix, |
122 | 6dd70a5c | Christos Stavrakakis | gateway6=gateway6, |
123 | 6dd70a5c | Christos Stavrakakis | subnet6=subnet6, |
124 | 6dd70a5c | Christos Stavrakakis | state='PENDING')
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125 | 6dd70a5c | Christos Stavrakakis | |
126 | 6dd70a5c | Christos Stavrakakis | create_network(network) |
127 | 6dd70a5c | Christos Stavrakakis | |
128 | 6dd70a5c | Christos Stavrakakis | |
129 | 6dd70a5c | Christos Stavrakakis | def validate_network_info(options): |
130 | 6dd70a5c | Christos Stavrakakis | subnet = options['subnet']
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131 | 6dd70a5c | Christos Stavrakakis | gateway = options['gateway']
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132 | 6dd70a5c | Christos Stavrakakis | subnet6 = options['subnet6']
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133 | 6dd70a5c | Christos Stavrakakis | gateway6 = options['gateway6']
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134 | 6dd70a5c | Christos Stavrakakis | |
135 | 6dd70a5c | Christos Stavrakakis | try:
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136 | 6dd70a5c | Christos Stavrakakis | ipaddr.IPv4Network(subnet) |
137 | 6dd70a5c | Christos Stavrakakis | except ValueError: |
138 | 6dd70a5c | Christos Stavrakakis | raise CommandError('Malformed subnet') |
139 | 6dd70a5c | Christos Stavrakakis | try:
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140 | 6dd70a5c | Christos Stavrakakis | gateway and ipaddr.IPv4Address(gateway) or None |
141 | 6dd70a5c | Christos Stavrakakis | except ValueError: |
142 | 6dd70a5c | Christos Stavrakakis | raise CommandError('Malformed gateway') |
143 | 6dd70a5c | Christos Stavrakakis | |
144 | 6dd70a5c | Christos Stavrakakis | try:
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145 | 6dd70a5c | Christos Stavrakakis | subnet6 and ipaddr.IPv6Network(subnet6) or None |
146 | 6dd70a5c | Christos Stavrakakis | except ValueError: |
147 | 6dd70a5c | Christos Stavrakakis | raise CommandError('Malformed subnet6') |
148 | 6dd70a5c | Christos Stavrakakis | |
149 | 6dd70a5c | Christos Stavrakakis | try:
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150 | 6dd70a5c | Christos Stavrakakis | gateway6 and ipaddr.IPv6Address(gateway6) or None |
151 | 6dd70a5c | Christos Stavrakakis | except ValueError: |
152 | 6dd70a5c | Christos Stavrakakis | raise CommandError('Malformed gateway6') |
153 | 6dd70a5c | Christos Stavrakakis | |
154 | 6dd70a5c | Christos Stavrakakis | return subnet, gateway, subnet6, gateway6 |