root / snf-cyclades-app / synnefo / logic / backend.py @ f5b4f2a3
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1 | adee02b8 | Giorgos Verigakis | # Copyright 2011 GRNET S.A. All rights reserved.
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2 | 37ca953f | Christodoulos Psaltis | #
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3 | adee02b8 | Giorgos Verigakis | # Redistribution and use in source and binary forms, with or
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4 | adee02b8 | Giorgos Verigakis | # without modification, are permitted provided that the following
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5 | adee02b8 | Giorgos Verigakis | # conditions are met:
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6 | 37ca953f | Christodoulos Psaltis | #
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7 | adee02b8 | Giorgos Verigakis | # 1. Redistributions of source code must retain the above
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8 | adee02b8 | Giorgos Verigakis | # copyright notice, this list of conditions and the following
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9 | adee02b8 | Giorgos Verigakis | # disclaimer.
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10 | 37ca953f | Christodoulos Psaltis | #
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11 | adee02b8 | Giorgos Verigakis | # 2. Redistributions in binary form must reproduce the above
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12 | adee02b8 | Giorgos Verigakis | # copyright notice, this list of conditions and the following
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13 | adee02b8 | Giorgos Verigakis | # disclaimer in the documentation and/or other materials
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14 | adee02b8 | Giorgos Verigakis | # provided with the distribution.
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15 | 37ca953f | Christodoulos Psaltis | #
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16 | adee02b8 | Giorgos Verigakis | # THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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17 | adee02b8 | Giorgos Verigakis | # OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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18 | adee02b8 | Giorgos Verigakis | # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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19 | adee02b8 | Giorgos Verigakis | # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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20 | adee02b8 | Giorgos Verigakis | # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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21 | adee02b8 | Giorgos Verigakis | # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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22 | adee02b8 | Giorgos Verigakis | # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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23 | adee02b8 | Giorgos Verigakis | # USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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24 | adee02b8 | Giorgos Verigakis | # AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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25 | adee02b8 | Giorgos Verigakis | # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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26 | adee02b8 | Giorgos Verigakis | # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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27 | adee02b8 | Giorgos Verigakis | # POSSIBILITY OF SUCH DAMAGE.
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28 | 37ca953f | Christodoulos Psaltis | #
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29 | adee02b8 | Giorgos Verigakis | # The views and conclusions contained in the software and
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30 | adee02b8 | Giorgos Verigakis | # documentation are those of the authors and should not be
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31 | adee02b8 | Giorgos Verigakis | # interpreted as representing official policies, either expressed
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32 | adee02b8 | Giorgos Verigakis | # or implied, of GRNET S.A.
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33 | 02feca11 | Vassilios Karakoidas | |
34 | 2b1db26f | Giorgos Verigakis | import json |
35 | 2b1db26f | Giorgos Verigakis | |
36 | 2035039b | Giorgos Verigakis | from logging import getLogger |
37 | 529178b1 | Giorgos Verigakis | from django.conf import settings |
38 | 207b70d5 | Giorgos Verigakis | from django.db import transaction |
39 | 207b70d5 | Giorgos Verigakis | |
40 | f5b4f2a3 | Christos Stavrakakis | from synnefo.db.models import (Backend, VirtualMachine, Network, NetworkLink) |
41 | 234f8b07 | Vangelis Koukis | from synnefo.logic import utils |
42 | 529178b1 | Giorgos Verigakis | from synnefo.util.rapi import GanetiRapiClient |
43 | 529178b1 | Giorgos Verigakis | |
44 | 529178b1 | Giorgos Verigakis | |
45 | f5b4f2a3 | Christos Stavrakakis | |
46 | 9e98ba3c | Giorgos Verigakis | log = getLogger('synnefo.logic')
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47 | 9e98ba3c | Giorgos Verigakis | |
48 | 529178b1 | Giorgos Verigakis | |
49 | efff6193 | Giorgos Verigakis | _firewall_tags = { |
50 | efff6193 | Giorgos Verigakis | 'ENABLED': settings.GANETI_FIREWALL_ENABLED_TAG,
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51 | efff6193 | Giorgos Verigakis | 'DISABLED': settings.GANETI_FIREWALL_DISABLED_TAG,
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52 | efff6193 | Giorgos Verigakis | 'PROTECTED': settings.GANETI_FIREWALL_PROTECTED_TAG}
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53 | efff6193 | Giorgos Verigakis | |
54 | efff6193 | Giorgos Verigakis | _reverse_tags = dict((v.split(':')[3], k) for k, v in _firewall_tags.items()) |
55 | efff6193 | Giorgos Verigakis | |
56 | 02feca11 | Vassilios Karakoidas | |
57 | 924d8085 | Christos Stavrakakis | def create_client(hostname, port=5080, username=None, password=None): |
58 | 924d8085 | Christos Stavrakakis | return GanetiRapiClient(hostname=hostname,
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59 | 924d8085 | Christos Stavrakakis | port=port, |
60 | 924d8085 | Christos Stavrakakis | username=username, |
61 | 924d8085 | Christos Stavrakakis | password=password) |
62 | 924d8085 | Christos Stavrakakis | |
63 | 093f9c53 | Vangelis Koukis | @transaction.commit_on_success
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64 | c4e55622 | Christos Stavrakakis | def process_op_status(vm, etime, jobid, opcode, status, logmsg): |
65 | ad2d6807 | Vangelis Koukis | """Process a job progress notification from the backend
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66 | 02feca11 | Vassilios Karakoidas |
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67 | 02feca11 | Vassilios Karakoidas | Process an incoming message from the backend (currently Ganeti).
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68 | 02feca11 | Vassilios Karakoidas | Job notifications with a terminating status (sucess, error, or canceled),
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69 | 02feca11 | Vassilios Karakoidas | also update the operating state of the VM.
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70 | 02feca11 | Vassilios Karakoidas |
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71 | 02feca11 | Vassilios Karakoidas | """
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72 | 41303ed0 | Vangelis Koukis | # See #1492, #1031, #1111 why this line has been removed
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73 | 41303ed0 | Vangelis Koukis | #if (opcode not in [x[0] for x in VirtualMachine.BACKEND_OPCODES] or
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74 | 41303ed0 | Vangelis Koukis | if status not in [x[0] for x in VirtualMachine.BACKEND_STATUSES]: |
75 | 02feca11 | Vassilios Karakoidas | raise VirtualMachine.InvalidBackendMsgError(opcode, status)
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76 | 02feca11 | Vassilios Karakoidas | |
77 | dfd19c2d | Vassilios Karakoidas | vm.backendjobid = jobid |
78 | dfd19c2d | Vassilios Karakoidas | vm.backendjobstatus = status |
79 | dfd19c2d | Vassilios Karakoidas | vm.backendopcode = opcode |
80 | dfd19c2d | Vassilios Karakoidas | vm.backendlogmsg = logmsg |
81 | 02feca11 | Vassilios Karakoidas | |
82 | 02feca11 | Vassilios Karakoidas | # Notifications of success change the operating state
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83 | 41303ed0 | Vangelis Koukis | state_for_success = VirtualMachine.OPER_STATE_FROM_OPCODE.get(opcode, None)
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84 | 41303ed0 | Vangelis Koukis | if status == 'success' and state_for_success is not None: |
85 | 41303ed0 | Vangelis Koukis | utils.update_state(vm, state_for_success) |
86 | 41303ed0 | Vangelis Koukis | # Set the deleted flag explicitly, cater for admin-initiated removals
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87 | 685b219e | Vangelis Koukis | if opcode == 'OP_INSTANCE_REMOVE': |
88 | 685b219e | Vangelis Koukis | vm.deleted = True
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89 | 9c21a2e2 | Christos Stavrakakis | vm.nics.all().delete() |
90 | 685b219e | Vangelis Koukis | |
91 | 685b219e | Vangelis Koukis | # Special case: if OP_INSTANCE_CREATE fails --> ERROR
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92 | 02feca11 | Vassilios Karakoidas | if status in ('canceled', 'error') and opcode == 'OP_INSTANCE_CREATE': |
93 | 234f8b07 | Vangelis Koukis | utils.update_state(vm, 'ERROR')
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94 | 093f9c53 | Vangelis Koukis | |
95 | 093f9c53 | Vangelis Koukis | # Special case: OP_INSTANCE_REMOVE fails for machines in ERROR,
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96 | 093f9c53 | Vangelis Koukis | # when no instance exists at the Ganeti backend.
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97 | 093f9c53 | Vangelis Koukis | # See ticket #799 for all the details.
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98 | 093f9c53 | Vangelis Koukis | #
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99 | 093f9c53 | Vangelis Koukis | if (status == 'error' and opcode == 'OP_INSTANCE_REMOVE' and |
100 | 093f9c53 | Vangelis Koukis | vm.operstate == 'ERROR'):
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101 | 093f9c53 | Vangelis Koukis | vm.deleted = True
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102 | 9c21a2e2 | Christos Stavrakakis | vm.nics.all().delete() |
103 | 093f9c53 | Vangelis Koukis | |
104 | c4e55622 | Christos Stavrakakis | vm.backendtime = etime |
105 | 02feca11 | Vassilios Karakoidas | # Any other notification of failure leaves the operating state unchanged
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106 | 02feca11 | Vassilios Karakoidas | |
107 | 02feca11 | Vassilios Karakoidas | vm.save() |
108 | 22e52ede | Vassilios Karakoidas | |
109 | ad2d6807 | Vangelis Koukis | |
110 | 207b70d5 | Giorgos Verigakis | @transaction.commit_on_success
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111 | c4e55622 | Christos Stavrakakis | def process_net_status(vm, etime, nics): |
112 | ad2d6807 | Vangelis Koukis | """Process a net status notification from the backend
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113 | ad2d6807 | Vangelis Koukis |
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114 | ad2d6807 | Vangelis Koukis | Process an incoming message from the Ganeti backend,
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115 | ad2d6807 | Vangelis Koukis | detailing the NIC configuration of a VM instance.
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116 | ad2d6807 | Vangelis Koukis |
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117 | ad2d6807 | Vangelis Koukis | Update the state of the VM in the DB accordingly.
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118 | ad2d6807 | Vangelis Koukis | """
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119 | 37ca953f | Christodoulos Psaltis | |
120 | 64938cb0 | Giorgos Verigakis | vm.nics.all().delete() |
121 | 64938cb0 | Giorgos Verigakis | for i, nic in enumerate(nics): |
122 | 64938cb0 | Giorgos Verigakis | if i == 0: |
123 | ca792e04 | Giorgos Verigakis | net = Network.objects.get(public=True)
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124 | 64938cb0 | Giorgos Verigakis | else:
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125 | a1dccf43 | Vangelis Koukis | try:
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126 | a1dccf43 | Vangelis Koukis | link = NetworkLink.objects.get(name=nic['link'])
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127 | a1dccf43 | Vangelis Koukis | except NetworkLink.DoesNotExist:
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128 | a1dccf43 | Vangelis Koukis | # Cannot find an instance of NetworkLink for
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129 | a1dccf43 | Vangelis Koukis | # the link attribute specified in the notification
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130 | a1dccf43 | Vangelis Koukis | raise NetworkLink.DoesNotExist("Cannot find a NetworkLink " |
131 | a1dccf43 | Vangelis Koukis | "object for link='%s'" % nic['link']) |
132 | 64938cb0 | Giorgos Verigakis | net = link.network |
133 | a1dccf43 | Vangelis Koukis | if net is None: |
134 | a1dccf43 | Vangelis Koukis | raise Network.DoesNotExist("NetworkLink for link='%s' not " |
135 | a1dccf43 | Vangelis Koukis | "associated with an existing Network instance." %
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136 | a1dccf43 | Vangelis Koukis | nic['link'])
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137 | 9afeb669 | Kostas Papadimitriou | |
138 | 658a825a | Giorgos Verigakis | firewall = nic.get('firewall', '') |
139 | 658a825a | Giorgos Verigakis | firewall_profile = _reverse_tags.get(firewall, '')
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140 | 658a825a | Giorgos Verigakis | if not firewall_profile and net.public: |
141 | 658a825a | Giorgos Verigakis | firewall_profile = settings.DEFAULT_FIREWALL_PROFILE |
142 | 9afeb669 | Kostas Papadimitriou | |
143 | 64938cb0 | Giorgos Verigakis | vm.nics.create( |
144 | 64938cb0 | Giorgos Verigakis | network=net, |
145 | 64938cb0 | Giorgos Verigakis | index=i, |
146 | 64938cb0 | Giorgos Verigakis | mac=nic.get('mac', ''), |
147 | 746c6bf4 | Vangelis Koukis | ipv4=nic.get('ip', ''), |
148 | 41303ed0 | Vangelis Koukis | ipv6=nic.get('ipv6', ''), |
149 | efff6193 | Giorgos Verigakis | firewall_profile=firewall_profile) |
150 | 9afeb669 | Kostas Papadimitriou | |
151 | 9afeb669 | Kostas Papadimitriou | # network nics modified, update network object
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152 | 9afeb669 | Kostas Papadimitriou | net.save() |
153 | 9afeb669 | Kostas Papadimitriou | |
154 | c4e55622 | Christos Stavrakakis | vm.backendtime = etime |
155 | ad2d6807 | Vangelis Koukis | vm.save() |
156 | ad2d6807 | Vangelis Koukis | |
157 | c25cc9ec | Vangelis Koukis | |
158 | 9068cd85 | Georgios Gousios | @transaction.commit_on_success
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159 | c4e55622 | Christos Stavrakakis | def process_create_progress(vm, etime, rprogress, wprogress): |
160 | 9068cd85 | Georgios Gousios | |
161 | c25cc9ec | Vangelis Koukis | # XXX: This only uses the read progress for now.
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162 | c25cc9ec | Vangelis Koukis | # Explore whether it would make sense to use the value of wprogress
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163 | c25cc9ec | Vangelis Koukis | # somewhere.
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164 | c25cc9ec | Vangelis Koukis | percentage = int(rprogress)
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165 | 9068cd85 | Georgios Gousios | |
166 | af90d919 | Vangelis Koukis | # The percentage may exceed 100%, due to the way
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167 | af90d919 | Vangelis Koukis | # snf-progress-monitor tracks bytes read by image handling processes
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168 | af90d919 | Vangelis Koukis | percentage = 100 if percentage > 100 else percentage |
169 | af90d919 | Vangelis Koukis | if percentage < 0: |
170 | af90d919 | Vangelis Koukis | raise ValueError("Percentage cannot be negative") |
171 | 9068cd85 | Georgios Gousios | |
172 | 7ec9558b | Vangelis Koukis | # FIXME: log a warning here, see #1033
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173 | 7ec9558b | Vangelis Koukis | # if last_update > percentage:
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174 | 7ec9558b | Vangelis Koukis | # raise ValueError("Build percentage should increase monotonically " \
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175 | 7ec9558b | Vangelis Koukis | # "(old = %d, new = %d)" % (last_update, percentage))
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176 | 9068cd85 | Georgios Gousios | |
177 | c25cc9ec | Vangelis Koukis | # This assumes that no message of type 'ganeti-create-progress' is going to
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178 | c25cc9ec | Vangelis Koukis | # arrive once OP_INSTANCE_CREATE has succeeded for a Ganeti instance and
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179 | c25cc9ec | Vangelis Koukis | # the instance is STARTED. What if the two messages are processed by two
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180 | c25cc9ec | Vangelis Koukis | # separate dispatcher threads, and the 'ganeti-op-status' message for
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181 | c25cc9ec | Vangelis Koukis | # successful creation gets processed before the 'ganeti-create-progress'
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182 | c25cc9ec | Vangelis Koukis | # message? [vkoukis]
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183 | c25cc9ec | Vangelis Koukis | #
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184 | c25cc9ec | Vangelis Koukis | #if not vm.operstate == 'BUILD':
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185 | c25cc9ec | Vangelis Koukis | # raise VirtualMachine.IllegalState("VM is not in building state")
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186 | 9068cd85 | Georgios Gousios | |
187 | c25cc9ec | Vangelis Koukis | vm.buildpercentage = percentage |
188 | c4e55622 | Christos Stavrakakis | vm.backendtime = etime |
189 | 9068cd85 | Georgios Gousios | vm.save() |
190 | ad2d6807 | Vangelis Koukis | |
191 | c25cc9ec | Vangelis Koukis | |
192 | 22e52ede | Vassilios Karakoidas | def start_action(vm, action): |
193 | 22e52ede | Vassilios Karakoidas | """Update the state of a VM when a new action is initiated."""
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194 | 22e52ede | Vassilios Karakoidas | if not action in [x[0] for x in VirtualMachine.ACTIONS]: |
195 | 22e52ede | Vassilios Karakoidas | raise VirtualMachine.InvalidActionError(action)
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196 | 22e52ede | Vassilios Karakoidas | |
197 | 22e52ede | Vassilios Karakoidas | # No actions to deleted and no actions beside destroy to suspended VMs
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198 | 22e52ede | Vassilios Karakoidas | if vm.deleted:
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199 | 5231a38a | Giorgos Verigakis | raise VirtualMachine.DeletedError
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200 | 37ca953f | Christodoulos Psaltis | |
201 | 30f3b5e5 | Vangelis Koukis | # No actions to machines being built. They may be destroyed, however.
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202 | 30f3b5e5 | Vangelis Koukis | if vm.operstate == 'BUILD' and action != 'DESTROY': |
203 | 5231a38a | Giorgos Verigakis | raise VirtualMachine.BuildingError
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204 | 37ca953f | Christodoulos Psaltis | |
205 | dfd19c2d | Vassilios Karakoidas | vm.action = action |
206 | dfd19c2d | Vassilios Karakoidas | vm.backendjobid = None
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207 | dfd19c2d | Vassilios Karakoidas | vm.backendopcode = None
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208 | dfd19c2d | Vassilios Karakoidas | vm.backendjobstatus = None
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209 | dfd19c2d | Vassilios Karakoidas | vm.backendlogmsg = None
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210 | 22e52ede | Vassilios Karakoidas | |
211 | f90c3d8c | Vangelis Koukis | # Update the relevant flags if the VM is being suspended or destroyed.
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212 | f90c3d8c | Vangelis Koukis | # Do not set the deleted flag here, see ticket #721.
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213 | f90c3d8c | Vangelis Koukis | #
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214 | f90c3d8c | Vangelis Koukis | # The deleted flag is set asynchronously, when an OP_INSTANCE_REMOVE
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215 | f90c3d8c | Vangelis Koukis | # completes successfully. Hence, a server may be visible for some time
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216 | f90c3d8c | Vangelis Koukis | # after a DELETE /servers/id returns HTTP 204.
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217 | f90c3d8c | Vangelis Koukis | #
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218 | 22e52ede | Vassilios Karakoidas | if action == "DESTROY": |
219 | f90c3d8c | Vangelis Koukis | # vm.deleted = True
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220 | f90c3d8c | Vangelis Koukis | pass
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221 | 22e52ede | Vassilios Karakoidas | elif action == "SUSPEND": |
222 | 22e52ede | Vassilios Karakoidas | vm.suspended = True
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223 | 22e52ede | Vassilios Karakoidas | elif action == "START": |
224 | 22e52ede | Vassilios Karakoidas | vm.suspended = False
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225 | 22e52ede | Vassilios Karakoidas | vm.save() |
226 | 529178b1 | Giorgos Verigakis | |
227 | ad2d6807 | Vangelis Koukis | |
228 | 2b1db26f | Giorgos Verigakis | def create_instance(vm, flavor, image, password, personality): |
229 | 3a9b3cde | Giorgos Verigakis | """`image` is a dictionary which should contain the keys:
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230 | 3a9b3cde | Giorgos Verigakis | 'backend_id', 'format' and 'metadata'
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231 | 7f691719 | Christos Stavrakakis |
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232 | 3a9b3cde | Giorgos Verigakis | metadata value should be a dictionary.
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233 | 3a9b3cde | Giorgos Verigakis | """
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234 | 7f691719 | Christos Stavrakakis | nic = {'ip': 'pool', 'network': settings.GANETI_PUBLIC_NETWORK} |
235 | 61868190 | Vangelis Koukis | |
236 | 61868190 | Vangelis Koukis | if settings.IGNORE_FLAVOR_DISK_SIZES:
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237 | 3a9b3cde | Giorgos Verigakis | if image['backend_id'].find("windows") >= 0: |
238 | 61868190 | Vangelis Koukis | sz = 14000
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239 | 61868190 | Vangelis Koukis | else:
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240 | 61868190 | Vangelis Koukis | sz = 4000
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241 | cf0e4232 | Vangelis Koukis | else:
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242 | 61868190 | Vangelis Koukis | sz = flavor.disk * 1024
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243 | 37ca953f | Christodoulos Psaltis | |
244 | 1c382247 | Vangelis Koukis | # Handle arguments to CreateInstance() as a dictionary,
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245 | 1c382247 | Vangelis Koukis | # initialize it based on a deployment-specific value.
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246 | 1c382247 | Vangelis Koukis | # This enables the administrator to override deployment-specific
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247 | c25cc9ec | Vangelis Koukis | # arguments, such as the disk template to use, name of os provider
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248 | 1c382247 | Vangelis Koukis | # and hypervisor-specific parameters at will (see Synnefo #785, #835).
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249 | 1c382247 | Vangelis Koukis | #
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250 | 1c382247 | Vangelis Koukis | kw = settings.GANETI_CREATEINSTANCE_KWARGS |
251 | 1c382247 | Vangelis Koukis | kw['mode'] = 'create' |
252 | 924d8085 | Christos Stavrakakis | kw['name'] = vm.backend_vm_id
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253 | 5949b704 | Vangelis Koukis | # Defined in settings.GANETI_CREATEINSTANCE_KWARGS
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254 | 805c79ae | Giorgos Verigakis | kw['disk_template'] = flavor.disk_template
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255 | 1c382247 | Vangelis Koukis | kw['disks'] = [{"size": sz}] |
256 | 1c382247 | Vangelis Koukis | kw['nics'] = [nic]
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257 | 5949b704 | Vangelis Koukis | # Defined in settings.GANETI_CREATEINSTANCE_KWARGS
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258 | 1c382247 | Vangelis Koukis | # kw['os'] = settings.GANETI_OS_PROVIDER
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259 | 1c382247 | Vangelis Koukis | kw['ip_check'] = False |
260 | 1c382247 | Vangelis Koukis | kw['name_check'] = False |
261 | 1c382247 | Vangelis Koukis | # Do not specific a node explicitly, have
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262 | 1c382247 | Vangelis Koukis | # Ganeti use an iallocator instead
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263 | 1c382247 | Vangelis Koukis | #
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264 | 1c382247 | Vangelis Koukis | # kw['pnode']=rapi.GetNodes()[0]
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265 | 1c382247 | Vangelis Koukis | kw['dry_run'] = settings.TEST
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266 | 41303ed0 | Vangelis Koukis | |
267 | 2b1db26f | Giorgos Verigakis | kw['beparams'] = {
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268 | 2b1db26f | Giorgos Verigakis | 'auto_balance': True, |
269 | 2b1db26f | Giorgos Verigakis | 'vcpus': flavor.cpu,
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270 | 2b1db26f | Giorgos Verigakis | 'memory': flavor.ram}
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271 | 41303ed0 | Vangelis Koukis | |
272 | e3b5be49 | Giorgos Verigakis | kw['osparams'] = {
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273 | 3a9b3cde | Giorgos Verigakis | 'img_id': image['backend_id'], |
274 | e3b5be49 | Giorgos Verigakis | 'img_passwd': password,
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275 | 3a9b3cde | Giorgos Verigakis | 'img_format': image['format']} |
276 | 2b1db26f | Giorgos Verigakis | if personality:
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277 | e3b5be49 | Giorgos Verigakis | kw['osparams']['img_personality'] = json.dumps(personality) |
278 | d1eaa651 | Christos Stavrakakis | |
279 | 3a9b3cde | Giorgos Verigakis | kw['osparams']['img_properties'] = json.dumps(image['metadata']) |
280 | d1eaa651 | Christos Stavrakakis | |
281 | 5949b704 | Vangelis Koukis | # Defined in settings.GANETI_CREATEINSTANCE_KWARGS
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282 | 1c382247 | Vangelis Koukis | # kw['hvparams'] = dict(serial_console=False)
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283 | 1c382247 | Vangelis Koukis | |
284 | f5b4f2a3 | Christos Stavrakakis | return vm.client.CreateInstance(**kw)
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285 | f533f224 | Vangelis Koukis | |
286 | 529178b1 | Giorgos Verigakis | |
287 | 529178b1 | Giorgos Verigakis | def delete_instance(vm): |
288 | 529178b1 | Giorgos Verigakis | start_action(vm, 'DESTROY')
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289 | f5b4f2a3 | Christos Stavrakakis | vm.client.DeleteInstance(vm.backend_vm_id, dry_run=settings.TEST) |
290 | 529178b1 | Giorgos Verigakis | |
291 | ad2d6807 | Vangelis Koukis | |
292 | 529178b1 | Giorgos Verigakis | def reboot_instance(vm, reboot_type): |
293 | 529178b1 | Giorgos Verigakis | assert reboot_type in ('soft', 'hard') |
294 | f5b4f2a3 | Christos Stavrakakis | vm.client.RebootInstance(vm.backend_vm_id, reboot_type, dry_run=settings.TEST) |
295 | 924d8085 | Christos Stavrakakis | log.info('Rebooting instance %s', vm.backend_vm_id)
|
296 | 529178b1 | Giorgos Verigakis | |
297 | ad2d6807 | Vangelis Koukis | |
298 | 529178b1 | Giorgos Verigakis | def startup_instance(vm): |
299 | 529178b1 | Giorgos Verigakis | start_action(vm, 'START')
|
300 | f5b4f2a3 | Christos Stavrakakis | vm.client.StartupInstance(vm.backend_vm_id, dry_run=settings.TEST) |
301 | 529178b1 | Giorgos Verigakis | |
302 | ad2d6807 | Vangelis Koukis | |
303 | 529178b1 | Giorgos Verigakis | def shutdown_instance(vm): |
304 | 529178b1 | Giorgos Verigakis | start_action(vm, 'STOP')
|
305 | f5b4f2a3 | Christos Stavrakakis | vm.client.ShutdownInstance(vm.backend_vm_id, dry_run=settings.TEST) |
306 | 529178b1 | Giorgos Verigakis | |
307 | ad2d6807 | Vangelis Koukis | |
308 | 529178b1 | Giorgos Verigakis | def get_instance_console(vm): |
309 | 71099804 | Vangelis Koukis | # RAPI GetInstanceConsole() returns endpoints to the vnc_bind_address,
|
310 | 71099804 | Vangelis Koukis | # which is a cluster-wide setting, either 0.0.0.0 or 127.0.0.1, and pretty
|
311 | 71099804 | Vangelis Koukis | # useless (see #783).
|
312 | 71099804 | Vangelis Koukis | #
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313 | 71099804 | Vangelis Koukis | # Until this is fixed on the Ganeti side, construct a console info reply
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314 | 71099804 | Vangelis Koukis | # directly.
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315 | 9afeb669 | Kostas Papadimitriou | #
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316 | 71099804 | Vangelis Koukis | # WARNING: This assumes that VNC runs on port network_port on
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317 | 71099804 | Vangelis Koukis | # the instance's primary node, and is probably
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318 | 71099804 | Vangelis Koukis | # hypervisor-specific.
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319 | 71099804 | Vangelis Koukis | #
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320 | 71099804 | Vangelis Koukis | console = {} |
321 | 71099804 | Vangelis Koukis | console['kind'] = 'vnc' |
322 | f5b4f2a3 | Christos Stavrakakis | i = vm.client.GetInstance(vm.backend_vm_id) |
323 | 71099804 | Vangelis Koukis | if i['hvparams']['serial_console']: |
324 | 71099804 | Vangelis Koukis | raise Exception("hv parameter serial_console cannot be true") |
325 | 71099804 | Vangelis Koukis | console['host'] = i['pnode'] |
326 | 71099804 | Vangelis Koukis | console['port'] = i['network_port'] |
327 | 9afeb669 | Kostas Papadimitriou | |
328 | 71099804 | Vangelis Koukis | return console
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329 | 924d8085 | Christos Stavrakakis | # return rapi.GetInstanceConsole(vm.backend_vm_id)
|
330 | 64938cb0 | Giorgos Verigakis | |
331 | c25cc9ec | Vangelis Koukis | |
332 | 604b2bf8 | Georgios Gousios | def request_status_update(vm): |
333 | f5b4f2a3 | Christos Stavrakakis | return vm.client.GetInstanceInfo(vm.backend_vm_id)
|
334 | 604b2bf8 | Georgios Gousios | |
335 | 604b2bf8 | Georgios Gousios | |
336 | 604b2bf8 | Georgios Gousios | def update_status(vm, status): |
337 | db7a3230 | Vangelis Koukis | utils.update_state(vm, status) |
338 | f533f224 | Vangelis Koukis | |
339 | c25cc9ec | Vangelis Koukis | |
340 | 64938cb0 | Giorgos Verigakis | def create_network_link(): |
341 | 64938cb0 | Giorgos Verigakis | try:
|
342 | 64938cb0 | Giorgos Verigakis | last = NetworkLink.objects.order_by('-index')[0] |
343 | 64938cb0 | Giorgos Verigakis | index = last.index + 1
|
344 | 64938cb0 | Giorgos Verigakis | except IndexError: |
345 | 64938cb0 | Giorgos Verigakis | index = 1
|
346 | 37ca953f | Christodoulos Psaltis | |
347 | 64938cb0 | Giorgos Verigakis | if index <= settings.GANETI_MAX_LINK_NUMBER:
|
348 | 64938cb0 | Giorgos Verigakis | name = '%s%d' % (settings.GANETI_LINK_PREFIX, index)
|
349 | f533f224 | Vangelis Koukis | return NetworkLink.objects.create(index=index, name=name,
|
350 | a191bd4d | Giorgos Verigakis | available=True)
|
351 | 64938cb0 | Giorgos Verigakis | return None # All link slots are filled |
352 | 64938cb0 | Giorgos Verigakis | |
353 | c25cc9ec | Vangelis Koukis | |
354 | 207b70d5 | Giorgos Verigakis | @transaction.commit_on_success
|
355 | 6ef51e9f | Giorgos Verigakis | def create_network(name, user_id): |
356 | 64938cb0 | Giorgos Verigakis | try:
|
357 | 64938cb0 | Giorgos Verigakis | link = NetworkLink.objects.filter(available=True)[0] |
358 | 64938cb0 | Giorgos Verigakis | except IndexError: |
359 | 64938cb0 | Giorgos Verigakis | link = create_network_link() |
360 | 64938cb0 | Giorgos Verigakis | if not link: |
361 | ce55f211 | Kostas Papadimitriou | raise NetworkLink.NotAvailable
|
362 | 37ca953f | Christodoulos Psaltis | |
363 | a3992827 | Giorgos Verigakis | network = Network.objects.create( |
364 | a3992827 | Giorgos Verigakis | name=name, |
365 | 6ef51e9f | Giorgos Verigakis | userid=user_id, |
366 | a3992827 | Giorgos Verigakis | state='ACTIVE',
|
367 | a3992827 | Giorgos Verigakis | link=link) |
368 | 37ca953f | Christodoulos Psaltis | |
369 | a3992827 | Giorgos Verigakis | link.network = network |
370 | 64938cb0 | Giorgos Verigakis | link.available = False
|
371 | 64938cb0 | Giorgos Verigakis | link.save() |
372 | 37ca953f | Christodoulos Psaltis | |
373 | a3992827 | Giorgos Verigakis | return network
|
374 | 64938cb0 | Giorgos Verigakis | |
375 | c25cc9ec | Vangelis Koukis | |
376 | 207b70d5 | Giorgos Verigakis | @transaction.commit_on_success
|
377 | 64938cb0 | Giorgos Verigakis | def delete_network(net): |
378 | 64938cb0 | Giorgos Verigakis | link = net.link |
379 | 06a16b24 | Giorgos Verigakis | if link.name != settings.GANETI_NULL_LINK:
|
380 | 06a16b24 | Giorgos Verigakis | link.available = True
|
381 | 06a16b24 | Giorgos Verigakis | link.network = None
|
382 | 06a16b24 | Giorgos Verigakis | link.save() |
383 | 37ca953f | Christodoulos Psaltis | |
384 | 64938cb0 | Giorgos Verigakis | for vm in net.machines.all(): |
385 | 64938cb0 | Giorgos Verigakis | disconnect_from_network(vm, net) |
386 | 64938cb0 | Giorgos Verigakis | vm.save() |
387 | 64938cb0 | Giorgos Verigakis | net.state = 'DELETED'
|
388 | 64938cb0 | Giorgos Verigakis | net.save() |
389 | 64938cb0 | Giorgos Verigakis | |
390 | c25cc9ec | Vangelis Koukis | |
391 | 64938cb0 | Giorgos Verigakis | def connect_to_network(vm, net): |
392 | 64938cb0 | Giorgos Verigakis | nic = {'mode': 'bridged', 'link': net.link.name} |
393 | f5b4f2a3 | Christos Stavrakakis | vm.client.ModifyInstance(vm.backend_vm_id, nics=[('add', -1, nic)], |
394 | 3c755209 | Dimitris Aragiorgis | hotplug=True, dry_run=settings.TEST)
|
395 | 64938cb0 | Giorgos Verigakis | |
396 | c25cc9ec | Vangelis Koukis | |
397 | 64938cb0 | Giorgos Verigakis | def disconnect_from_network(vm, net): |
398 | ca792e04 | Giorgos Verigakis | nics = vm.nics.filter(network__public=False).order_by('index') |
399 | d1eaa651 | Christos Stavrakakis | ops = [('remove', nic.index, {}) for nic in nics if nic.network == net] |
400 | 924d8085 | Christos Stavrakakis | if not ops: # Vm not connected to network |
401 | d1eaa651 | Christos Stavrakakis | return
|
402 | f5b4f2a3 | Christos Stavrakakis | vm.client.ModifyInstance(vm.backend_vm_id, nics=ops[::-1],
|
403 | 3c755209 | Dimitris Aragiorgis | hotplug=True, dry_run=settings.TEST)
|
404 | 91826390 | Giorgos Verigakis | |
405 | c25cc9ec | Vangelis Koukis | |
406 | 91826390 | Giorgos Verigakis | def set_firewall_profile(vm, profile): |
407 | 26563957 | Giorgos Verigakis | try:
|
408 | 26563957 | Giorgos Verigakis | tag = _firewall_tags[profile] |
409 | 26563957 | Giorgos Verigakis | except KeyError: |
410 | 91826390 | Giorgos Verigakis | raise ValueError("Unsopported Firewall Profile: %s" % profile) |
411 | 37ca953f | Christodoulos Psaltis | |
412 | f5b4f2a3 | Christos Stavrakakis | client = vm.client |
413 | 26563957 | Giorgos Verigakis | # Delete all firewall tags
|
414 | efff6193 | Giorgos Verigakis | for t in _firewall_tags.values(): |
415 | f5b4f2a3 | Christos Stavrakakis | client.DeleteInstanceTags(vm.backend_vm_id, [t], dry_run=settings.TEST) |
416 | 37ca953f | Christodoulos Psaltis | |
417 | f5b4f2a3 | Christos Stavrakakis | client.AddInstanceTags(vm.backend_vm_id, [tag], dry_run=settings.TEST) |
418 | 9afeb669 | Kostas Papadimitriou | |
419 | 2da5f785 | Giorgos Verigakis | # XXX NOP ModifyInstance call to force process_net_status to run
|
420 | 2da5f785 | Giorgos Verigakis | # on the dispatcher
|
421 | f5b4f2a3 | Christos Stavrakakis | vm.client.ModifyInstance(vm.backend_vm_id, |
422 | 5eedb0e4 | Vangelis Koukis | os_name=settings.GANETI_CREATEINSTANCE_KWARGS['os'])
|
423 | 5eedb0e4 | Vangelis Koukis | |
424 | 41303ed0 | Vangelis Koukis | |
425 | f5b4f2a3 | Christos Stavrakakis | def get_ganeti_instances(backend=None, bulk=False): |
426 | f5b4f2a3 | Christos Stavrakakis | Instances = [c.client.GetInstances(bulk=bulk) for c in get_backends(backend)] |
427 | f5b4f2a3 | Christos Stavrakakis | return reduce(list.__add__, Instances, []) |
428 | f5b4f2a3 | Christos Stavrakakis | |
429 | f5b4f2a3 | Christos Stavrakakis | |
430 | f5b4f2a3 | Christos Stavrakakis | def get_ganeti_nodes(backend=None, bulk=False): |
431 | f5b4f2a3 | Christos Stavrakakis | Nodes = [c.client.GetNodes(bulk=bulk) for c in get_backends(backend)] |
432 | f5b4f2a3 | Christos Stavrakakis | return reduce(list.__add__, Nodes, []) |
433 | f5b4f2a3 | Christos Stavrakakis | |
434 | f5b4f2a3 | Christos Stavrakakis | |
435 | f5b4f2a3 | Christos Stavrakakis | def get_ganeti_jobs(backend=None, bulk=False): |
436 | f5b4f2a3 | Christos Stavrakakis | Jobs = [c.client.GetJobs(bulk=bulk) for c in get_backends(backend)] |
437 | f5b4f2a3 | Christos Stavrakakis | return reduce(list.__add__, Jobs, []) |
438 | f5b4f2a3 | Christos Stavrakakis | |
439 | f5b4f2a3 | Christos Stavrakakis | ##
|
440 | f5b4f2a3 | Christos Stavrakakis | ##
|
441 | f5b4f2a3 | Christos Stavrakakis | ##
|
442 | f5b4f2a3 | Christos Stavrakakis | def get_backends(backend=None): |
443 | f5b4f2a3 | Christos Stavrakakis | if backend:
|
444 | f5b4f2a3 | Christos Stavrakakis | return [backend]
|
445 | f5b4f2a3 | Christos Stavrakakis | return Backend.objects.all()
|
446 | f5b4f2a3 | Christos Stavrakakis | |
447 | 17852fe9 | Giorgos Verigakis | |
448 | 41303ed0 | Vangelis Koukis | |
449 | 17852fe9 | Giorgos Verigakis |