root / snf-cyclades-app / synnefo / logic / reconciliation.py @ 2e1e6844
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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 | f5b4f2a3 | Christos Stavrakakis | from synnefo.logic.backend import get_ganeti_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 | 9e98ba3c | Giorgos Verigakis | |
83 | 9fea53cc | Vangelis Koukis | def stale_servers_in_db(D, G): |
84 | 9fea53cc | Vangelis Koukis | idD = set(D.keys())
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85 | 9fea53cc | Vangelis Koukis | idG = set(G.keys())
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86 | 9fea53cc | Vangelis Koukis | |
87 | 4161cb41 | Christos Stavrakakis | stale = set()
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88 | 4161cb41 | Christos Stavrakakis | for i in idD - idG: |
89 | 4161cb41 | Christos Stavrakakis | if D[i] == 'BUILD': |
90 | 4161cb41 | Christos Stavrakakis | vm = VirtualMachine.objects.get(id=i) |
91 | 4161cb41 | Christos Stavrakakis | # Check time to avoid many rapi calls
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92 | 4161cb41 | Christos Stavrakakis | if datetime.now() > vm.backendtime + timedelta(seconds=5): |
93 | 4216cd83 | Christos Stavrakakis | with pooled_rapi_client(vm) as c: |
94 | 4216cd83 | Christos Stavrakakis | try:
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95 | 3524241a | Christos Stavrakakis | job_status = c.GetJobStatus(vm.backendjobid)['status']
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96 | 3524241a | Christos Stavrakakis | if job_status in ('queued', 'waiting', 'running'): |
97 | 3524241a | Christos Stavrakakis | # Server is still building in Ganeti
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98 | 3524241a | Christos Stavrakakis | continue
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99 | 3524241a | Christos Stavrakakis | else:
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100 | 3524241a | Christos Stavrakakis | c.GetInstance(utils.id_to_instance_name(i)) |
101 | 3524241a | Christos Stavrakakis | # Server has just been created in Ganeti
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102 | 3524241a | Christos Stavrakakis | continue
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103 | 4216cd83 | Christos Stavrakakis | except GanetiApiError:
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104 | 4216cd83 | Christos Stavrakakis | stale.add(i) |
105 | 4161cb41 | Christos Stavrakakis | else:
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106 | 4161cb41 | Christos Stavrakakis | stale.add(i) |
107 | 4161cb41 | Christos Stavrakakis | |
108 | 4161cb41 | Christos Stavrakakis | return stale
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109 | 9fea53cc | Vangelis Koukis | |
110 | 9fea53cc | Vangelis Koukis | |
111 | 9fea53cc | Vangelis Koukis | def orphan_instances_in_ganeti(D, G): |
112 | 9fea53cc | Vangelis Koukis | idD = set(D.keys())
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113 | 9fea53cc | Vangelis Koukis | idG = set(G.keys())
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114 | 9fea53cc | Vangelis Koukis | |
115 | 9fea53cc | Vangelis Koukis | return idG - idD
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116 | 9fea53cc | Vangelis Koukis | |
117 | 9fea53cc | Vangelis Koukis | |
118 | 9fea53cc | Vangelis Koukis | def unsynced_operstate(D, G): |
119 | 9fea53cc | Vangelis Koukis | unsynced = set()
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120 | 9fea53cc | Vangelis Koukis | idD = set(D.keys())
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121 | 9fea53cc | Vangelis Koukis | idG = set(G.keys())
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122 | 9fea53cc | Vangelis Koukis | |
123 | 9fea53cc | Vangelis Koukis | for i in idD & idG: |
124 | 9fea53cc | Vangelis Koukis | if (G[i] and D[i] != 'STARTED' or |
125 | 9fea53cc | Vangelis Koukis | not G[i] and D[i] not in ('BUILD', 'ERROR', 'STOPPED')): |
126 | 9fea53cc | Vangelis Koukis | unsynced.add((i, D[i], G[i])) |
127 | 4161cb41 | Christos Stavrakakis | if not G[i] and D[i] == 'BUILD': |
128 | 4161cb41 | Christos Stavrakakis | vm = VirtualMachine.objects.get(id=i) |
129 | 4161cb41 | Christos Stavrakakis | # Check time to avoid many rapi calls
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130 | 4161cb41 | Christos Stavrakakis | if datetime.now() > vm.backendtime + timedelta(seconds=5): |
131 | 4216cd83 | Christos Stavrakakis | with pooled_rapi_client(vm) as c: |
132 | 4216cd83 | Christos Stavrakakis | try:
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133 | 3524241a | Christos Stavrakakis | job_info = c.GetJobStatus(job_id=vm.backendjobid) |
134 | 3524241a | Christos Stavrakakis | if job_info['status'] == 'success': |
135 | 3524241a | Christos Stavrakakis | unsynced.add((i, D[i], G[i])) |
136 | 4216cd83 | Christos Stavrakakis | except GanetiApiError:
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137 | 4216cd83 | Christos Stavrakakis | pass
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138 | 9fea53cc | Vangelis Koukis | |
139 | 9fea53cc | Vangelis Koukis | return unsynced
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140 | 9fea53cc | Vangelis Koukis | |
141 | 9fea53cc | Vangelis Koukis | |
142 | 4161cb41 | Christos Stavrakakis | def instances_with_build_errors(D, G): |
143 | 4161cb41 | Christos Stavrakakis | failed = set()
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144 | 4161cb41 | Christos Stavrakakis | idD = set(D.keys())
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145 | 4161cb41 | Christos Stavrakakis | idG = set(G.keys())
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146 | 4161cb41 | Christos Stavrakakis | |
147 | 4161cb41 | Christos Stavrakakis | for i in idD & idG: |
148 | 4161cb41 | Christos Stavrakakis | if not G[i] and D[i] == 'BUILD': |
149 | 4161cb41 | Christos Stavrakakis | vm = VirtualMachine.objects.get(id=i) |
150 | 4161cb41 | Christos Stavrakakis | # Check time to avoid many rapi calls
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151 | 4161cb41 | Christos Stavrakakis | if datetime.now() > vm.backendtime + timedelta(seconds=5): |
152 | 4216cd83 | Christos Stavrakakis | with pooled_rapi_client(vm) as c: |
153 | 4216cd83 | Christos Stavrakakis | try:
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154 | 3524241a | Christos Stavrakakis | job_info = c.GetJobStatus(job_id=vm.backendjobid) |
155 | 3524241a | Christos Stavrakakis | if job_info['status'] == 'error': |
156 | 3524241a | Christos Stavrakakis | failed.add(i) |
157 | 4216cd83 | Christos Stavrakakis | except GanetiApiError:
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158 | 4216cd83 | Christos Stavrakakis | failed.add(i) |
159 | 4161cb41 | Christos Stavrakakis | |
160 | 4161cb41 | Christos Stavrakakis | return failed
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161 | 4161cb41 | Christos Stavrakakis | |
162 | 4161cb41 | Christos Stavrakakis | |
163 | 9fea53cc | Vangelis Koukis | def get_servers_from_db(): |
164 | c807398f | Kostas Papadimitriou | vms = VirtualMachine.objects.filter(deleted=False, backend__offline=False) |
165 | 9fea53cc | Vangelis Koukis | return dict(map(lambda x: (x.id, x.operstate), vms)) |
166 | 9fea53cc | Vangelis Koukis | |
167 | 9fea53cc | Vangelis Koukis | |
168 | 9fea53cc | Vangelis Koukis | def get_instances_from_ganeti(): |
169 | f5b4f2a3 | Christos Stavrakakis | ganeti_instances = get_ganeti_instances(bulk=True)
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170 | 9fea53cc | Vangelis Koukis | snf_instances = {} |
171 | 9fea53cc | Vangelis Koukis | |
172 | 9fea53cc | Vangelis Koukis | prefix = settings.BACKEND_PREFIX_ID |
173 | 9fea53cc | Vangelis Koukis | for i in ganeti_instances: |
174 | 9fea53cc | Vangelis Koukis | if i['name'].startswith(prefix): |
175 | 9fea53cc | Vangelis Koukis | try:
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176 | d30f29aa | Christos Stavrakakis | id = utils.id_from_instance_name(i['name'])
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177 | 9fea53cc | Vangelis Koukis | except Exception: |
178 | 9e98ba3c | Giorgos Verigakis | log.error("Ignoring instance with malformed name %s",
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179 | 9fea53cc | Vangelis Koukis | i['name'])
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180 | 9fea53cc | Vangelis Koukis | continue
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181 | 9fea53cc | Vangelis Koukis | |
182 | 9fea53cc | Vangelis Koukis | if id in snf_instances: |
183 | 9e98ba3c | Giorgos Verigakis | log.error("Ignoring instance with duplicate Synnefo id %s",
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184 | 9fea53cc | Vangelis Koukis | i['name'])
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185 | 9fea53cc | Vangelis Koukis | continue
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186 | 9fea53cc | Vangelis Koukis | |
187 | 9fea53cc | Vangelis Koukis | snf_instances[id] = i['oper_state'] |
188 | 9fea53cc | Vangelis Koukis | |
189 | 9fea53cc | Vangelis Koukis | return snf_instances
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190 | 9fea53cc | Vangelis Koukis | |
191 | 0e9a423f | Christos Stavrakakis | #
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192 | 0e9a423f | Christos Stavrakakis | # Nics
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193 | 0e9a423f | Christos Stavrakakis | #
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194 | 0e9a423f | Christos Stavrakakis | def get_nics_from_ganeti(): |
195 | 0e9a423f | Christos Stavrakakis | """Get network interfaces for each ganeti instance.
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196 | 0e9a423f | Christos Stavrakakis |
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197 | 0e9a423f | Christos Stavrakakis | """
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198 | 0e9a423f | Christos Stavrakakis | instances = get_ganeti_instances(bulk=True)
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199 | 0e9a423f | Christos Stavrakakis | prefix = settings.BACKEND_PREFIX_ID |
200 | 0e9a423f | Christos Stavrakakis | |
201 | 0e9a423f | Christos Stavrakakis | snf_instances_nics = {} |
202 | 0e9a423f | Christos Stavrakakis | for i in instances: |
203 | 0e9a423f | Christos Stavrakakis | if i['name'].startswith(prefix): |
204 | 0e9a423f | Christos Stavrakakis | try:
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205 | d30f29aa | Christos Stavrakakis | id = utils.id_from_instance_name(i['name'])
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206 | 0e9a423f | Christos Stavrakakis | except Exception: |
207 | 0e9a423f | Christos Stavrakakis | log.error("Ignoring instance with malformed name %s",
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208 | 0e9a423f | Christos Stavrakakis | i['name'])
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209 | 0e9a423f | Christos Stavrakakis | continue
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210 | 0e9a423f | Christos Stavrakakis | if id in snf_instances_nics: |
211 | 0e9a423f | Christos Stavrakakis | log.error("Ignoring instance with duplicate Synnefo id %s",
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212 | 0e9a423f | Christos Stavrakakis | i['name'])
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213 | 0e9a423f | Christos Stavrakakis | continue
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214 | 0e9a423f | Christos Stavrakakis | |
215 | 0e9a423f | Christos Stavrakakis | ips = zip(itertools.repeat('ipv4'), i['nic.ips']) |
216 | 0e9a423f | Christos Stavrakakis | macs = zip(itertools.repeat('mac'), i['nic.macs']) |
217 | 0e9a423f | Christos Stavrakakis | networks = zip(itertools.repeat('network'), i['nic.networks']) |
218 | 0e9a423f | Christos Stavrakakis | # modes = zip(itertools.repeat('mode'), i['nic.modes'])
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219 | 0e9a423f | Christos Stavrakakis | # links = zip(itertools.repeat('link'), i['nic.links'])
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220 | 0e9a423f | Christos Stavrakakis | # nics = zip(ips,macs,modes,networks,links)
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221 | 0e9a423f | Christos Stavrakakis | nics = zip(ips, macs, networks)
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222 | 0e9a423f | Christos Stavrakakis | nics = map(lambda x:dict(x), nics) |
223 | 0e9a423f | Christos Stavrakakis | nics = dict(enumerate(nics)) |
224 | 0e9a423f | Christos Stavrakakis | snf_instances_nics[id] = nics
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225 | 0e9a423f | Christos Stavrakakis | |
226 | 0e9a423f | Christos Stavrakakis | return snf_instances_nics
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227 | 0e9a423f | Christos Stavrakakis | |
228 | 0e9a423f | Christos Stavrakakis | |
229 | 0e9a423f | Christos Stavrakakis | def get_nics_from_db(): |
230 | 0e9a423f | Christos Stavrakakis | """Get network interfaces for each vm in DB.
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231 | 0e9a423f | Christos Stavrakakis |
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232 | 0e9a423f | Christos Stavrakakis | """
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233 | 0e9a423f | Christos Stavrakakis | instances = VirtualMachine.objects.filter(deleted=False)
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234 | 0e9a423f | Christos Stavrakakis | instances_nics = {} |
235 | 0e9a423f | Christos Stavrakakis | for instance in instances: |
236 | 0e9a423f | Christos Stavrakakis | nics = {} |
237 | 0e9a423f | Christos Stavrakakis | for n in instance.nics.all(): |
238 | 0e9a423f | Christos Stavrakakis | ipv4 = n.ipv4 |
239 | 0e9a423f | Christos Stavrakakis | nic = {'mac': n.mac,
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240 | 0e9a423f | Christos Stavrakakis | 'network': n.network.backend_id,
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241 | 0e9a423f | Christos Stavrakakis | 'ipv4': ipv4 if ipv4 != '' else None |
242 | 0e9a423f | Christos Stavrakakis | } |
243 | 0e9a423f | Christos Stavrakakis | nics[n.index] = nic |
244 | 0e9a423f | Christos Stavrakakis | instances_nics[instance.id] = nics |
245 | 0e9a423f | Christos Stavrakakis | return instances_nics
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246 | 0e9a423f | Christos Stavrakakis | |
247 | 0e9a423f | Christos Stavrakakis | |
248 | 0e9a423f | Christos Stavrakakis | def unsynced_nics(DBNics, GNics): |
249 | 0e9a423f | Christos Stavrakakis | """Find unsynced network interfaces between DB and Ganeti.
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250 | 0e9a423f | Christos Stavrakakis |
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251 | 0e9a423f | Christos Stavrakakis | @ rtype: dict; {instance_id: ganeti_nics}
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252 | 0e9a423f | Christos Stavrakakis | @ return Dictionary containing the instances ids that have unsynced network
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253 | 0e9a423f | Christos Stavrakakis | interfaces between DB and Ganeti and the network interfaces in Ganeti.
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254 | 0e9a423f | Christos Stavrakakis |
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255 | 0e9a423f | Christos Stavrakakis | """
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256 | 0e9a423f | Christos Stavrakakis | idD = set(DBNics.keys())
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257 | 0e9a423f | Christos Stavrakakis | idG = set(GNics.keys())
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258 | 0e9a423f | Christos Stavrakakis | |
259 | 0e9a423f | Christos Stavrakakis | unsynced = {} |
260 | 0e9a423f | Christos Stavrakakis | for i in idD & idG: |
261 | 0e9a423f | Christos Stavrakakis | nicsD = DBNics[i] |
262 | 0e9a423f | Christos Stavrakakis | nicsG = GNics[i] |
263 | 0e9a423f | Christos Stavrakakis | if len(nicsD) != len(nicsG): |
264 | 0e9a423f | Christos Stavrakakis | unsynced[i] = (nicsD, nicsG) |
265 | 0e9a423f | Christos Stavrakakis | continue
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266 | 0e9a423f | Christos Stavrakakis | for index in nicsG.keys(): |
267 | 0e9a423f | Christos Stavrakakis | nicD = nicsD[index] |
268 | 0e9a423f | Christos Stavrakakis | nicG = nicsG[index] |
269 | 0e9a423f | Christos Stavrakakis | if nicD['ipv4'] != nicG['ipv4'] or \ |
270 | 0e9a423f | Christos Stavrakakis | nicD['mac'] != nicG['mac'] or \ |
271 | 0e9a423f | Christos Stavrakakis | nicD['network'] != nicG['network']: |
272 | 3524241a | Christos Stavrakakis | unsynced[i] = (nicsD, nicsG) |
273 | 3524241a | Christos Stavrakakis | break
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274 | 0e9a423f | Christos Stavrakakis | |
275 | 0e9a423f | Christos Stavrakakis | return unsynced
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276 | 0e9a423f | Christos Stavrakakis | |
277 | 0e9a423f | Christos Stavrakakis | #
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278 | 0e9a423f | Christos Stavrakakis | # Networks
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279 | 0e9a423f | Christos Stavrakakis | #
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280 | 3524241a | Christos Stavrakakis | |
281 | 3524241a | Christos Stavrakakis | |
282 | 0e9a423f | Christos Stavrakakis | def get_networks_from_ganeti(backend): |
283 | 44e2c577 | Christos Stavrakakis | prefix = settings.BACKEND_PREFIX_ID + 'net-'
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284 | 0e9a423f | Christos Stavrakakis | |
285 | 0e9a423f | Christos Stavrakakis | networks = {} |
286 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(backend) as c: |
287 | 3524241a | Christos Stavrakakis | for net in c.GetNetworks(bulk=True): |
288 | 3524241a | Christos Stavrakakis | if net['name'].startswith(prefix): |
289 | 3524241a | Christos Stavrakakis | id = utils.id_from_network_name(net['name'])
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290 | 3524241a | Christos Stavrakakis | networks[id] = net
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291 | 0e9a423f | Christos Stavrakakis | |
292 | 0e9a423f | Christos Stavrakakis | return networks
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293 | 0e9a423f | Christos Stavrakakis | |
294 | 0e9a423f | Christos Stavrakakis | |
295 | 0e9a423f | Christos Stavrakakis | def hanging_networks(backend, GNets): |
296 | 0e9a423f | Christos Stavrakakis | """Get networks that are not connected to all Nodegroups.
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297 | 0e9a423f | Christos Stavrakakis |
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298 | 0e9a423f | Christos Stavrakakis | """
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299 | 0e9a423f | Christos Stavrakakis | def get_network_groups(group_list): |
300 | 0e9a423f | Christos Stavrakakis | groups = set()
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301 | 0e9a423f | Christos Stavrakakis | for g in group_list: |
302 | 0e9a423f | Christos Stavrakakis | g_name = g.split('(')[0] |
303 | 0e9a423f | Christos Stavrakakis | groups.add(g_name) |
304 | 0e9a423f | Christos Stavrakakis | return groups
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305 | 0e9a423f | Christos Stavrakakis | |
306 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(backend) as c: |
307 | 3524241a | Christos Stavrakakis | groups = set(c.GetGroups())
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308 | 0e9a423f | Christos Stavrakakis | |
309 | 0e9a423f | Christos Stavrakakis | hanging = {} |
310 | 0e9a423f | Christos Stavrakakis | for id, info in GNets.items(): |
311 | 0e9a423f | Christos Stavrakakis | group_list = get_network_groups(info['group_list'])
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312 | 0e9a423f | Christos Stavrakakis | if group_list != groups:
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313 | 0e9a423f | Christos Stavrakakis | hanging[id] = groups - group_list
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314 | 0e9a423f | Christos Stavrakakis | return hanging
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315 | 0e9a423f | Christos Stavrakakis | |
316 | 9fea53cc | Vangelis Koukis | |
317 | a65ee5fc | Vangelis Koukis | # Only for testing this module individually
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318 | 9fea53cc | Vangelis Koukis | def main(): |
319 | 9fea53cc | Vangelis Koukis | print get_instances_from_ganeti()
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320 | 9fea53cc | Vangelis Koukis | |
321 | 9fea53cc | Vangelis Koukis | |
322 | 9fea53cc | Vangelis Koukis | if __name__ == "__main__": |
323 | 9fea53cc | Vangelis Koukis | sys.exit(main()) |