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