root / snf-cyclades-app / synnefo / logic / reconciliation.py @ df36a125
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1 | 9fea53cc | Vangelis Koukis | #!/usr/bin/env python
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2 | 9fea53cc | Vangelis Koukis | # -*- coding: utf-8 -*-
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3 | 9fea53cc | Vangelis Koukis | #
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4 | 9fea53cc | Vangelis Koukis | # Copyright 2011 GRNET S.A. All rights reserved.
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5 | 9fea53cc | Vangelis Koukis | #
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6 | 9fea53cc | Vangelis Koukis | # Redistribution and use in source and binary forms, with or
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7 | 9fea53cc | Vangelis Koukis | # without modification, are permitted provided that the following
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8 | 9fea53cc | Vangelis Koukis | # conditions are met:
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9 | 9fea53cc | Vangelis Koukis | #
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10 | 9fea53cc | Vangelis Koukis | # 1. Redistributions of source code must retain the above
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11 | 9fea53cc | Vangelis Koukis | # copyright notice, this list of conditions and the following
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12 | 9fea53cc | Vangelis Koukis | # disclaimer.
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13 | 9fea53cc | Vangelis Koukis | #
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14 | 9fea53cc | Vangelis Koukis | # 2. Redistributions in binary form must reproduce the above
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15 | 9fea53cc | Vangelis Koukis | # copyright notice, this list of conditions and the following
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16 | 9fea53cc | Vangelis Koukis | # disclaimer in the documentation and/or other materials
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17 | 9fea53cc | Vangelis Koukis | # provided with the distribution.
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18 | 9fea53cc | Vangelis Koukis | #
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19 | 9fea53cc | Vangelis Koukis | # THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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20 | 9fea53cc | Vangelis Koukis | # OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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21 | 9fea53cc | Vangelis Koukis | # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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22 | 9fea53cc | Vangelis Koukis | # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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23 | 9fea53cc | Vangelis Koukis | # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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24 | 9fea53cc | Vangelis Koukis | # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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25 | 9fea53cc | Vangelis Koukis | # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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26 | 9fea53cc | Vangelis Koukis | # USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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27 | 9fea53cc | Vangelis Koukis | # AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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28 | 9fea53cc | Vangelis Koukis | # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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29 | 9fea53cc | Vangelis Koukis | # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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30 | 9fea53cc | Vangelis Koukis | # POSSIBILITY OF SUCH DAMAGE.
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31 | 9fea53cc | Vangelis Koukis | #
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32 | 9fea53cc | Vangelis Koukis | # The views and conclusions contained in the software and
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33 | 9fea53cc | Vangelis Koukis | # documentation are those of the authors and should not be
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34 | 9fea53cc | Vangelis Koukis | # interpreted as representing official policies, either expressed
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35 | 9fea53cc | Vangelis Koukis | # or implied, of GRNET S.A.
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36 | 9fea53cc | Vangelis Koukis | #
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37 | 9fea53cc | Vangelis Koukis | """Business logic for reconciliation
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38 | 9fea53cc | Vangelis Koukis |
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39 | 9fea53cc | Vangelis Koukis | Reconcile the contents of the DB with the actual state of the
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40 | 9fea53cc | Vangelis Koukis | Ganeti backend.
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41 | 9fea53cc | Vangelis Koukis |
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42 | 9fea53cc | Vangelis Koukis | Let D be the set of VMs in the DB, G the set of VMs in Ganeti.
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43 | 9fea53cc | Vangelis Koukis | RULES:
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44 | 9fea53cc | Vangelis Koukis | R1. Stale servers in DB:
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45 | 9fea53cc | Vangelis Koukis | For any v in D but not in G:
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46 | 9fea53cc | Vangelis Koukis | Set deleted=True.
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47 | 9fea53cc | Vangelis Koukis | R2. Orphan instances in Ganet:
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48 | 9fea53cc | Vangelis Koukis | For any v in G with deleted=True in D:
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49 | 9fea53cc | Vangelis Koukis | Issue OP_INSTANCE_DESTROY.
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50 | 9fea53cc | Vangelis Koukis | R3. Unsynced operstate:
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51 | 9fea53cc | Vangelis Koukis | For any v whose operating state differs between G and V:
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52 | 9fea53cc | Vangelis Koukis | Set the operating state in D based on the state in G.
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53 | 9fea53cc | Vangelis Koukis | In the code, D, G are Python dicts mapping instance ids to operating state.
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54 | 9fea53cc | Vangelis Koukis | For D, the operating state is chosen from VirtualMachine.OPER_STATES.
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55 | 9fea53cc | Vangelis Koukis | For G, the operating state is True if the machine is up, False otherwise.
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56 | 9fea53cc | Vangelis Koukis |
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57 | 9fea53cc | Vangelis Koukis | """
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58 | 9fea53cc | Vangelis Koukis | |
59 | 9e98ba3c | Giorgos Verigakis | import logging |
60 | 9fea53cc | Vangelis Koukis | import sys |
61 | 0e9a423f | Christos Stavrakakis | import itertools |
62 | 9fea53cc | Vangelis Koukis | |
63 | 9fea53cc | Vangelis Koukis | from django.core.management import setup_environ |
64 | 9fea53cc | Vangelis Koukis | try:
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65 | 9fea53cc | Vangelis Koukis | from synnefo import settings |
66 | 9fea53cc | Vangelis Koukis | except ImportError: |
67 | 9fea53cc | Vangelis Koukis | raise Exception("Cannot import settings, make sure PYTHONPATH contains " |
68 | 9fea53cc | Vangelis Koukis | "the parent directory of the Synnefo Django project.")
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69 | 9fea53cc | Vangelis Koukis | setup_environ(settings) |
70 | 9fea53cc | Vangelis Koukis | |
71 | 4161cb41 | Christos Stavrakakis | |
72 | 4161cb41 | Christos Stavrakakis | from datetime import datetime, timedelta |
73 | 4161cb41 | Christos Stavrakakis | |
74 | 3524241a | Christos Stavrakakis | from synnefo.db.models import (VirtualMachine, pooled_rapi_client) |
75 | 3524241a | Christos Stavrakakis | from synnefo.logic.rapi import GanetiApiError |
76 | e77a29ab | Christos Stavrakakis | from synnefo.logic.backend import get_instances |
77 | d30f29aa | Christos Stavrakakis | from synnefo.logic import utils |
78 | 9fea53cc | Vangelis Koukis | |
79 | 9fea53cc | Vangelis Koukis | |
80 | 9e98ba3c | Giorgos Verigakis | log = logging.getLogger() |
81 | 9e98ba3c | Giorgos Verigakis | |
82 | e63050ca | Christos Stavrakakis | try:
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83 | e63050ca | Christos Stavrakakis | CHECK_INTERVAL = settings.RECONCILIATION_CHECK_INTERVAL |
84 | e63050ca | Christos Stavrakakis | except AttributeError: |
85 | e63050ca | Christos Stavrakakis | CHECK_INTERVAL = 60
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86 | e63050ca | Christos Stavrakakis | |
87 | e63050ca | Christos Stavrakakis | |
88 | e63050ca | Christos Stavrakakis | def needs_reconciliation(vm): |
89 | e63050ca | Christos Stavrakakis | now = datetime.now() |
90 | e63050ca | Christos Stavrakakis | return (now > vm.updated + timedelta(seconds=CHECK_INTERVAL)) or\ |
91 | e63050ca | Christos Stavrakakis | (now > vm.backendtime + timedelta(seconds=2*CHECK_INTERVAL))
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92 | e63050ca | Christos Stavrakakis | |
93 | 9e98ba3c | Giorgos Verigakis | |
94 | 9fea53cc | Vangelis Koukis | def stale_servers_in_db(D, G): |
95 | 9fea53cc | Vangelis Koukis | idD = set(D.keys())
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96 | 9fea53cc | Vangelis Koukis | idG = set(G.keys())
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97 | 9fea53cc | Vangelis Koukis | |
98 | 4161cb41 | Christos Stavrakakis | stale = set()
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99 | 4161cb41 | Christos Stavrakakis | for i in idD - idG: |
100 | 4161cb41 | Christos Stavrakakis | if D[i] == 'BUILD': |
101 | 4161cb41 | Christos Stavrakakis | vm = VirtualMachine.objects.get(id=i) |
102 | e63050ca | Christos Stavrakakis | if needs_reconciliation(vm):
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103 | 4216cd83 | Christos Stavrakakis | with pooled_rapi_client(vm) as c: |
104 | 4216cd83 | Christos Stavrakakis | try:
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105 | 3524241a | Christos Stavrakakis | job_status = c.GetJobStatus(vm.backendjobid)['status']
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106 | 3524241a | Christos Stavrakakis | if job_status in ('queued', 'waiting', 'running'): |
107 | 3524241a | Christos Stavrakakis | # Server is still building in Ganeti
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108 | 3524241a | Christos Stavrakakis | continue
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109 | 3524241a | Christos Stavrakakis | else:
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110 | 3524241a | Christos Stavrakakis | c.GetInstance(utils.id_to_instance_name(i)) |
111 | 3524241a | Christos Stavrakakis | # Server has just been created in Ganeti
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112 | 3524241a | Christos Stavrakakis | continue
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113 | 4216cd83 | Christos Stavrakakis | except GanetiApiError:
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114 | 4216cd83 | Christos Stavrakakis | stale.add(i) |
115 | 4161cb41 | Christos Stavrakakis | else:
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116 | 4161cb41 | Christos Stavrakakis | stale.add(i) |
117 | 4161cb41 | Christos Stavrakakis | |
118 | 4161cb41 | Christos Stavrakakis | return stale
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119 | 9fea53cc | Vangelis Koukis | |
120 | 9fea53cc | Vangelis Koukis | |
121 | 9fea53cc | Vangelis Koukis | def orphan_instances_in_ganeti(D, G): |
122 | 9fea53cc | Vangelis Koukis | idD = set(D.keys())
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123 | 9fea53cc | Vangelis Koukis | idG = set(G.keys())
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124 | 9fea53cc | Vangelis Koukis | |
125 | 9fea53cc | Vangelis Koukis | return idG - idD
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126 | 9fea53cc | Vangelis Koukis | |
127 | 9fea53cc | Vangelis Koukis | |
128 | 9fea53cc | Vangelis Koukis | def unsynced_operstate(D, G): |
129 | 9fea53cc | Vangelis Koukis | unsynced = set()
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130 | 9fea53cc | Vangelis Koukis | idD = set(D.keys())
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131 | 9fea53cc | Vangelis Koukis | idG = set(G.keys())
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132 | 9fea53cc | Vangelis Koukis | |
133 | 9fea53cc | Vangelis Koukis | for i in idD & idG: |
134 | c4e45b57 | Christos Stavrakakis | vm_unsynced = (G[i] and D[i] != "STARTED") or\ |
135 | c4e45b57 | Christos Stavrakakis | (not G[i] and D[i] not in ('BUILD', 'ERROR', 'STOPPED')) |
136 | c4e45b57 | Christos Stavrakakis | if vm_unsynced:
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137 | 9fea53cc | Vangelis Koukis | unsynced.add((i, D[i], G[i])) |
138 | 4161cb41 | Christos Stavrakakis | if not G[i] and D[i] == 'BUILD': |
139 | 4161cb41 | Christos Stavrakakis | vm = VirtualMachine.objects.get(id=i) |
140 | e63050ca | Christos Stavrakakis | if needs_reconciliation(vm):
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141 | 4216cd83 | Christos Stavrakakis | with pooled_rapi_client(vm) as c: |
142 | 4216cd83 | Christos Stavrakakis | try:
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143 | 3524241a | Christos Stavrakakis | job_info = c.GetJobStatus(job_id=vm.backendjobid) |
144 | 3524241a | Christos Stavrakakis | if job_info['status'] == 'success': |
145 | 3524241a | Christos Stavrakakis | unsynced.add((i, D[i], G[i])) |
146 | 4216cd83 | Christos Stavrakakis | except GanetiApiError:
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147 | 4216cd83 | Christos Stavrakakis | pass
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148 | 9fea53cc | Vangelis Koukis | |
149 | 9fea53cc | Vangelis Koukis | return unsynced
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150 | 9fea53cc | Vangelis Koukis | |
151 | 9fea53cc | Vangelis Koukis | |
152 | 4161cb41 | Christos Stavrakakis | def instances_with_build_errors(D, G): |
153 | 4161cb41 | Christos Stavrakakis | failed = set()
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154 | 4161cb41 | Christos Stavrakakis | idD = set(D.keys())
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155 | 4161cb41 | Christos Stavrakakis | idG = set(G.keys())
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156 | 4161cb41 | Christos Stavrakakis | |
157 | 4161cb41 | Christos Stavrakakis | for i in idD & idG: |
158 | 4161cb41 | Christos Stavrakakis | if not G[i] and D[i] == 'BUILD': |
159 | 4161cb41 | Christos Stavrakakis | vm = VirtualMachine.objects.get(id=i) |
160 | 1ad47ca5 | Christos Stavrakakis | if not vm.backendjobid: # VM has not been enqueued in the backend |
161 | 1ad47ca5 | Christos Stavrakakis | if datetime.now() > vm.created + timedelta(seconds=120): |
162 | 1ad47ca5 | Christos Stavrakakis | # If a job has not been enqueued after 2 minutues, then
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163 | 1ad47ca5 | Christos Stavrakakis | # it must be a stale entry..
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164 | 1ad47ca5 | Christos Stavrakakis | failed.add(i) |
165 | e63050ca | Christos Stavrakakis | elif needs_reconciliation(vm):
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166 | 1ad47ca5 | Christos Stavrakakis | # Check time to avoid many rapi calls
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167 | 4216cd83 | Christos Stavrakakis | with pooled_rapi_client(vm) as c: |
168 | 4216cd83 | Christos Stavrakakis | try:
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169 | 3524241a | Christos Stavrakakis | job_info = c.GetJobStatus(job_id=vm.backendjobid) |
170 | 3524241a | Christos Stavrakakis | if job_info['status'] == 'error': |
171 | 3524241a | Christos Stavrakakis | failed.add(i) |
172 | 4216cd83 | Christos Stavrakakis | except GanetiApiError:
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173 | 4216cd83 | Christos Stavrakakis | failed.add(i) |
174 | 4161cb41 | Christos Stavrakakis | |
175 | 4161cb41 | Christos Stavrakakis | return failed
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176 | 4161cb41 | Christos Stavrakakis | |
177 | 4161cb41 | Christos Stavrakakis | |
178 | e77a29ab | Christos Stavrakakis | def get_servers_from_db(backends): |
179 | c414bc87 | Christos Stavrakakis | vms = VirtualMachine.objects.filter(deleted=False, backend__in=backends)
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180 | 9fea53cc | Vangelis Koukis | return dict(map(lambda x: (x.id, x.operstate), vms)) |
181 | 9fea53cc | Vangelis Koukis | |
182 | 9fea53cc | Vangelis Koukis | |
183 | e77a29ab | Christos Stavrakakis | def get_instances_from_ganeti(backends): |
184 | e77a29ab | Christos Stavrakakis | instances = [] |
185 | e77a29ab | Christos Stavrakakis | for backend in backends: |
186 | e77a29ab | Christos Stavrakakis | instances.append(get_instances(backend)) |
187 | e77a29ab | Christos Stavrakakis | ganeti_instances = reduce(list.__add__, instances, []) |
188 | 9fea53cc | Vangelis Koukis | snf_instances = {} |
189 | c6ad2f2d | Christos Stavrakakis | snf_nics = {} |
190 | 9fea53cc | Vangelis Koukis | |
191 | 9fea53cc | Vangelis Koukis | prefix = settings.BACKEND_PREFIX_ID |
192 | 9fea53cc | Vangelis Koukis | for i in ganeti_instances: |
193 | 9fea53cc | Vangelis Koukis | if i['name'].startswith(prefix): |
194 | 9fea53cc | Vangelis Koukis | try:
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195 | d30f29aa | Christos Stavrakakis | id = utils.id_from_instance_name(i['name'])
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196 | 9fea53cc | Vangelis Koukis | except Exception: |
197 | 9e98ba3c | Giorgos Verigakis | log.error("Ignoring instance with malformed name %s",
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198 | cc92b70f | Christos Stavrakakis | i['name'])
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199 | 9fea53cc | Vangelis Koukis | continue
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200 | 9fea53cc | Vangelis Koukis | |
201 | 9fea53cc | Vangelis Koukis | if id in snf_instances: |
202 | 9e98ba3c | Giorgos Verigakis | log.error("Ignoring instance with duplicate Synnefo id %s",
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203 | cc92b70f | Christos Stavrakakis | i['name'])
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204 | 9fea53cc | Vangelis Koukis | continue
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205 | 9fea53cc | Vangelis Koukis | |
206 | 9fea53cc | Vangelis Koukis | snf_instances[id] = i['oper_state'] |
207 | c6ad2f2d | Christos Stavrakakis | snf_nics[id] = get_nics_from_instance(i)
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208 | 9fea53cc | Vangelis Koukis | |
209 | c6ad2f2d | Christos Stavrakakis | return snf_instances, snf_nics
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210 | 9fea53cc | Vangelis Koukis | |
211 | cc92b70f | Christos Stavrakakis | |
212 | 0e9a423f | Christos Stavrakakis | #
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213 | 0e9a423f | Christos Stavrakakis | # Nics
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214 | 0e9a423f | Christos Stavrakakis | #
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215 | e77a29ab | Christos Stavrakakis | def get_nics_from_ganeti(backends): |
216 | 0e9a423f | Christos Stavrakakis | """Get network interfaces for each ganeti instance.
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217 | 0e9a423f | Christos Stavrakakis |
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218 | 0e9a423f | Christos Stavrakakis | """
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219 | e77a29ab | Christos Stavrakakis | instances = [] |
220 | e77a29ab | Christos Stavrakakis | for backend in backends: |
221 | e77a29ab | Christos Stavrakakis | instances.append(get_instances(backend)) |
222 | e77a29ab | Christos Stavrakakis | instances = reduce(list.__add__, instances, []) |
223 | 0e9a423f | Christos Stavrakakis | prefix = settings.BACKEND_PREFIX_ID |
224 | 0e9a423f | Christos Stavrakakis | |
225 | 0e9a423f | Christos Stavrakakis | snf_instances_nics = {} |
226 | 0e9a423f | Christos Stavrakakis | for i in instances: |
227 | 0e9a423f | Christos Stavrakakis | if i['name'].startswith(prefix): |
228 | 0e9a423f | Christos Stavrakakis | try:
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229 | d30f29aa | Christos Stavrakakis | id = utils.id_from_instance_name(i['name'])
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230 | 0e9a423f | Christos Stavrakakis | except Exception: |
231 | 0e9a423f | Christos Stavrakakis | log.error("Ignoring instance with malformed name %s",
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232 | cc92b70f | Christos Stavrakakis | i['name'])
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233 | 0e9a423f | Christos Stavrakakis | continue
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234 | 0e9a423f | Christos Stavrakakis | if id in snf_instances_nics: |
235 | 0e9a423f | Christos Stavrakakis | log.error("Ignoring instance with duplicate Synnefo id %s",
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236 | cc92b70f | Christos Stavrakakis | i['name'])
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237 | 0e9a423f | Christos Stavrakakis | continue
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238 | 0e9a423f | Christos Stavrakakis | |
239 | c6ad2f2d | Christos Stavrakakis | snf_instances_nics[id] = get_nics_from_instance(i)
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240 | 0e9a423f | Christos Stavrakakis | |
241 | 0e9a423f | Christos Stavrakakis | return snf_instances_nics
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242 | 0e9a423f | Christos Stavrakakis | |
243 | 0e9a423f | Christos Stavrakakis | |
244 | c6ad2f2d | Christos Stavrakakis | def get_nics_from_instance(i): |
245 | c6ad2f2d | Christos Stavrakakis | ips = zip(itertools.repeat('ipv4'), i['nic.ips']) |
246 | c6ad2f2d | Christos Stavrakakis | macs = zip(itertools.repeat('mac'), i['nic.macs']) |
247 | c6ad2f2d | Christos Stavrakakis | networks = zip(itertools.repeat('network'), i['nic.networks']) |
248 | c6ad2f2d | Christos Stavrakakis | # modes = zip(itertools.repeat('mode'), i['nic.modes'])
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249 | c6ad2f2d | Christos Stavrakakis | # links = zip(itertools.repeat('link'), i['nic.links'])
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250 | c6ad2f2d | Christos Stavrakakis | # nics = zip(ips,macs,modes,networks,links)
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251 | c6ad2f2d | Christos Stavrakakis | nics = zip(ips, macs, networks)
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252 | c6ad2f2d | Christos Stavrakakis | nics = map(lambda x: dict(x), nics) |
253 | c6ad2f2d | Christos Stavrakakis | nics = dict(enumerate(nics)) |
254 | c6ad2f2d | Christos Stavrakakis | return nics
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255 | c6ad2f2d | Christos Stavrakakis | |
256 | c6ad2f2d | Christos Stavrakakis | |
257 | e77a29ab | Christos Stavrakakis | def get_nics_from_db(backends): |
258 | 0e9a423f | Christos Stavrakakis | """Get network interfaces for each vm in DB.
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259 | 0e9a423f | Christos Stavrakakis |
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260 | 0e9a423f | Christos Stavrakakis | """
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261 | c414bc87 | Christos Stavrakakis | instances = VirtualMachine.objects.filter(deleted=False,
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262 | c414bc87 | Christos Stavrakakis | backend__in=backends) |
263 | 0e9a423f | Christos Stavrakakis | instances_nics = {} |
264 | 0e9a423f | Christos Stavrakakis | for instance in instances: |
265 | 0e9a423f | Christos Stavrakakis | nics = {} |
266 | 0e9a423f | Christos Stavrakakis | for n in instance.nics.all(): |
267 | 0e9a423f | Christos Stavrakakis | ipv4 = n.ipv4 |
268 | 0e9a423f | Christos Stavrakakis | nic = {'mac': n.mac,
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269 | 0e9a423f | Christos Stavrakakis | 'network': n.network.backend_id,
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270 | 0e9a423f | Christos Stavrakakis | 'ipv4': ipv4 if ipv4 != '' else None |
271 | 0e9a423f | Christos Stavrakakis | } |
272 | 0e9a423f | Christos Stavrakakis | nics[n.index] = nic |
273 | 0e9a423f | Christos Stavrakakis | instances_nics[instance.id] = nics |
274 | 0e9a423f | Christos Stavrakakis | return instances_nics
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275 | 0e9a423f | Christos Stavrakakis | |
276 | 0e9a423f | Christos Stavrakakis | |
277 | 0e9a423f | Christos Stavrakakis | def unsynced_nics(DBNics, GNics): |
278 | 0e9a423f | Christos Stavrakakis | """Find unsynced network interfaces between DB and Ganeti.
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279 | 0e9a423f | Christos Stavrakakis |
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280 | 0e9a423f | Christos Stavrakakis | @ rtype: dict; {instance_id: ganeti_nics}
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281 | 0e9a423f | Christos Stavrakakis | @ return Dictionary containing the instances ids that have unsynced network
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282 | 0e9a423f | Christos Stavrakakis | interfaces between DB and Ganeti and the network interfaces in Ganeti.
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283 | 0e9a423f | Christos Stavrakakis |
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284 | 0e9a423f | Christos Stavrakakis | """
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285 | 0e9a423f | Christos Stavrakakis | idD = set(DBNics.keys())
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286 | 0e9a423f | Christos Stavrakakis | idG = set(GNics.keys())
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287 | 0e9a423f | Christos Stavrakakis | |
288 | 0e9a423f | Christos Stavrakakis | unsynced = {} |
289 | 0e9a423f | Christos Stavrakakis | for i in idD & idG: |
290 | 0e9a423f | Christos Stavrakakis | nicsD = DBNics[i] |
291 | 0e9a423f | Christos Stavrakakis | nicsG = GNics[i] |
292 | 0e9a423f | Christos Stavrakakis | if len(nicsD) != len(nicsG): |
293 | 0e9a423f | Christos Stavrakakis | unsynced[i] = (nicsD, nicsG) |
294 | 0e9a423f | Christos Stavrakakis | continue
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295 | 0e9a423f | Christos Stavrakakis | for index in nicsG.keys(): |
296 | 0e9a423f | Christos Stavrakakis | nicD = nicsD[index] |
297 | 0e9a423f | Christos Stavrakakis | nicG = nicsG[index] |
298 | c4e45b57 | Christos Stavrakakis | diff = (nicD['ipv4'] != nicG['ipv4'] or |
299 | c4e45b57 | Christos Stavrakakis | nicD['mac'] != nicG['mac'] or |
300 | c4e45b57 | Christos Stavrakakis | nicD['network'] != nicG['network']) |
301 | c4e45b57 | Christos Stavrakakis | if diff:
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302 | cc92b70f | Christos Stavrakakis | unsynced[i] = (nicsD, nicsG) |
303 | cc92b70f | Christos Stavrakakis | break
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304 | 0e9a423f | Christos Stavrakakis | |
305 | 0e9a423f | Christos Stavrakakis | return unsynced
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306 | 0e9a423f | Christos Stavrakakis | |
307 | 0e9a423f | Christos Stavrakakis | #
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308 | 0e9a423f | Christos Stavrakakis | # Networks
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309 | 0e9a423f | Christos Stavrakakis | #
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310 | 3524241a | Christos Stavrakakis | |
311 | 3524241a | Christos Stavrakakis | |
312 | 0e9a423f | Christos Stavrakakis | def get_networks_from_ganeti(backend): |
313 | 44e2c577 | Christos Stavrakakis | prefix = settings.BACKEND_PREFIX_ID + 'net-'
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314 | 0e9a423f | Christos Stavrakakis | |
315 | 0e9a423f | Christos Stavrakakis | networks = {} |
316 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(backend) as c: |
317 | 3524241a | Christos Stavrakakis | for net in c.GetNetworks(bulk=True): |
318 | 3524241a | Christos Stavrakakis | if net['name'].startswith(prefix): |
319 | 3524241a | Christos Stavrakakis | id = utils.id_from_network_name(net['name'])
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320 | 3524241a | Christos Stavrakakis | networks[id] = net
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321 | 0e9a423f | Christos Stavrakakis | |
322 | 0e9a423f | Christos Stavrakakis | return networks
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323 | 0e9a423f | Christos Stavrakakis | |
324 | 0e9a423f | Christos Stavrakakis | |
325 | 0e9a423f | Christos Stavrakakis | def hanging_networks(backend, GNets): |
326 | 0e9a423f | Christos Stavrakakis | """Get networks that are not connected to all Nodegroups.
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327 | 0e9a423f | Christos Stavrakakis |
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328 | 0e9a423f | Christos Stavrakakis | """
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329 | 0e9a423f | Christos Stavrakakis | def get_network_groups(group_list): |
330 | 0e9a423f | Christos Stavrakakis | groups = set()
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331 | 0e9a423f | Christos Stavrakakis | for g in group_list: |
332 | 0e9a423f | Christos Stavrakakis | g_name = g.split('(')[0] |
333 | 0e9a423f | Christos Stavrakakis | groups.add(g_name) |
334 | 0e9a423f | Christos Stavrakakis | return groups
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335 | 0e9a423f | Christos Stavrakakis | |
336 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(backend) as c: |
337 | 3524241a | Christos Stavrakakis | groups = set(c.GetGroups())
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338 | 0e9a423f | Christos Stavrakakis | |
339 | 0e9a423f | Christos Stavrakakis | hanging = {} |
340 | 0e9a423f | Christos Stavrakakis | for id, info in GNets.items(): |
341 | 0e9a423f | Christos Stavrakakis | group_list = get_network_groups(info['group_list'])
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342 | 0e9a423f | Christos Stavrakakis | if group_list != groups:
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343 | 0e9a423f | Christos Stavrakakis | hanging[id] = groups - group_list
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344 | 0e9a423f | Christos Stavrakakis | return hanging
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345 | 0e9a423f | Christos Stavrakakis | |
346 | 9fea53cc | Vangelis Koukis | |
347 | a65ee5fc | Vangelis Koukis | # Only for testing this module individually
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348 | 9fea53cc | Vangelis Koukis | def main(): |
349 | 9fea53cc | Vangelis Koukis | print get_instances_from_ganeti()
|
350 | 9fea53cc | Vangelis Koukis | |
351 | 9fea53cc | Vangelis Koukis | |
352 | 9fea53cc | Vangelis Koukis | if __name__ == "__main__": |
353 | 9fea53cc | Vangelis Koukis | sys.exit(main()) |