root / snf-cyclades-app / synnefo / logic / backend.py @ cb7b1c23
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1 | 41a7fae7 | Christos Stavrakakis | # Copyright 2011-2013 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 | 529178b1 | Giorgos Verigakis | from django.conf import settings |
34 | 207b70d5 | Giorgos Verigakis | from django.db import transaction |
35 | a1baa42b | Christos Stavrakakis | from datetime import datetime, timedelta |
36 | 207b70d5 | Giorgos Verigakis | |
37 | 22ee6892 | Christos Stavrakakis | from synnefo.db.models import (Backend, VirtualMachine, Network, |
38 | 3524241a | Christos Stavrakakis | BackendNetwork, BACKEND_STATUSES, |
39 | ca4d59e3 | Christos Stavrakakis | pooled_rapi_client, VirtualMachineDiagnostic, |
40 | cb7b1c23 | Christos Stavrakakis | Flavor, FloatingIP) |
41 | 03992c72 | Christos Stavrakakis | from synnefo.logic import utils |
42 | cb4eee84 | Christos Stavrakakis | from synnefo import quotas |
43 | b7d38981 | Dimitris Aragiorgis | from synnefo.api.util import release_resource |
44 | fd95834e | Christos Stavrakakis | from synnefo.util.mac2eui64 import mac2eui64 |
45 | 198d91c3 | Christos Stavrakakis | from synnefo.logic.rapi import GanetiApiError |
46 | 529178b1 | Giorgos Verigakis | |
47 | 3524241a | Christos Stavrakakis | from logging import getLogger |
48 | 3524241a | Christos Stavrakakis | log = getLogger(__name__) |
49 | 9e98ba3c | Giorgos Verigakis | |
50 | 529178b1 | Giorgos Verigakis | |
51 | efff6193 | Giorgos Verigakis | _firewall_tags = { |
52 | efff6193 | Giorgos Verigakis | 'ENABLED': settings.GANETI_FIREWALL_ENABLED_TAG,
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53 | efff6193 | Giorgos Verigakis | 'DISABLED': settings.GANETI_FIREWALL_DISABLED_TAG,
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54 | efff6193 | Giorgos Verigakis | 'PROTECTED': settings.GANETI_FIREWALL_PROTECTED_TAG}
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55 | efff6193 | Giorgos Verigakis | |
56 | efff6193 | Giorgos Verigakis | _reverse_tags = dict((v.split(':')[3], k) for k, v in _firewall_tags.items()) |
57 | efff6193 | Giorgos Verigakis | |
58 | d7ff7f5a | Christos Stavrakakis | # Timeout in seconds for building NICs. After this period the NICs considered
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59 | d7ff7f5a | Christos Stavrakakis | # stale and removed from DB.
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60 | d7ff7f5a | Christos Stavrakakis | BUILDING_NIC_TIMEOUT = 180
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61 | 02feca11 | Vassilios Karakoidas | |
62 | bfd04b01 | Christos Stavrakakis | NIC_FIELDS = ["state", "mac", "ipv4", "ipv6", "network", "firewall_profile", |
63 | bfd04b01 | Christos Stavrakakis | "index"]
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64 | a1baa42b | Christos Stavrakakis | |
65 | a1baa42b | Christos Stavrakakis | |
66 | 41a7fae7 | Christos Stavrakakis | def handle_vm_quotas(vm, job_id, job_opcode, job_status, job_fields): |
67 | 41a7fae7 | Christos Stavrakakis | """Handle quotas for updated VirtualMachine.
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68 | 41a7fae7 | Christos Stavrakakis |
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69 | 41a7fae7 | Christos Stavrakakis | Update quotas for the updated VirtualMachine based on the job that run on
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70 | 41a7fae7 | Christos Stavrakakis | the Ganeti backend. If a commission has been already issued for this job,
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71 | 41a7fae7 | Christos Stavrakakis | then this commission is just accepted or rejected based on the job status.
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72 | 41a7fae7 | Christos Stavrakakis | Otherwise, a new commission for the given change is issued, that is also in
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73 | 41a7fae7 | Christos Stavrakakis | force and auto-accept mode. In this case, previous commissions are
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74 | 41a7fae7 | Christos Stavrakakis | rejected, since they reflect a previous state of the VM.
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75 | 41a7fae7 | Christos Stavrakakis |
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76 | 41a7fae7 | Christos Stavrakakis | """
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77 | 41a7fae7 | Christos Stavrakakis | if job_status not in ["success", "error", "canceled"]: |
78 | 88fd91af | Christos Stavrakakis | return vm
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79 | 41a7fae7 | Christos Stavrakakis | |
80 | 41a7fae7 | Christos Stavrakakis | # Check successful completion of a job will trigger any quotable change in
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81 | 41a7fae7 | Christos Stavrakakis | # the VM state.
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82 | 41a7fae7 | Christos Stavrakakis | action = utils.get_action_from_opcode(job_opcode, job_fields) |
83 | 88fd91af | Christos Stavrakakis | if action == "BUILD": |
84 | 88fd91af | Christos Stavrakakis | # Quotas for new VMs are automatically accepted by the API
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85 | 88fd91af | Christos Stavrakakis | return vm
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86 | 41a7fae7 | Christos Stavrakakis | commission_info = quotas.get_commission_info(vm, action=action, |
87 | 41a7fae7 | Christos Stavrakakis | action_fields=job_fields) |
88 | 41a7fae7 | Christos Stavrakakis | |
89 | 41a7fae7 | Christos Stavrakakis | if vm.task_job_id == job_id and vm.serial is not None: |
90 | 41a7fae7 | Christos Stavrakakis | # Commission for this change has already been issued. So just
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91 | 562bf712 | Christos Stavrakakis | # accept/reject it. Special case is OP_INSTANCE_CREATE, which even
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92 | 562bf712 | Christos Stavrakakis | # if fails, must be accepted, as the user must manually remove the
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93 | 562bf712 | Christos Stavrakakis | # failed server
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94 | 41a7fae7 | Christos Stavrakakis | serial = vm.serial |
95 | 88fd91af | Christos Stavrakakis | if job_status == "success": |
96 | 41a7fae7 | Christos Stavrakakis | quotas.accept_serial(serial) |
97 | 41a7fae7 | Christos Stavrakakis | elif job_status in ["error", "canceled"]: |
98 | 41a7fae7 | Christos Stavrakakis | log.debug("Job %s failed. Rejecting related serial %s", job_id,
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99 | 41a7fae7 | Christos Stavrakakis | serial) |
100 | 41a7fae7 | Christos Stavrakakis | quotas.reject_serial(serial) |
101 | 41a7fae7 | Christos Stavrakakis | vm.serial = None
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102 | 41a7fae7 | Christos Stavrakakis | elif job_status == "success" and commission_info is not None: |
103 | 41a7fae7 | Christos Stavrakakis | log.debug("Expected job was %s. Processing job %s. Commission for"
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104 | 41a7fae7 | Christos Stavrakakis | " this job: %s", vm.task_job_id, job_id, commission_info)
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105 | 41a7fae7 | Christos Stavrakakis | # Commission for this change has not been issued, or the issued
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106 | 41a7fae7 | Christos Stavrakakis | # commission was unaware of the current change. Reject all previous
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107 | 41a7fae7 | Christos Stavrakakis | # commissions and create a new one in forced mode!
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108 | 9122ffab | Christos Stavrakakis | commission_name = ("client: dispatcher, resource: %s, ganeti_job: %s"
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109 | 9122ffab | Christos Stavrakakis | % (vm, job_id)) |
110 | 5c8076b6 | Christos Stavrakakis | quotas.handle_resource_commission(vm, action, |
111 | 5c8076b6 | Christos Stavrakakis | commission_info=commission_info, |
112 | 5c8076b6 | Christos Stavrakakis | commission_name=commission_name, |
113 | 5c8076b6 | Christos Stavrakakis | force=True,
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114 | 5c8076b6 | Christos Stavrakakis | auto_accept=True)
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115 | 5c8076b6 | Christos Stavrakakis | log.debug("Issued new commission: %s", vm.serial)
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116 | 41a7fae7 | Christos Stavrakakis | |
117 | 41a7fae7 | Christos Stavrakakis | return vm
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118 | 41a7fae7 | Christos Stavrakakis | |
119 | 41a7fae7 | Christos Stavrakakis | |
120 | 093f9c53 | Vangelis Koukis | @transaction.commit_on_success
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121 | ca4d59e3 | Christos Stavrakakis | def process_op_status(vm, etime, jobid, opcode, status, logmsg, nics=None, |
122 | e6fbada1 | Christos Stavrakakis | job_fields=None):
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123 | ad2d6807 | Vangelis Koukis | """Process a job progress notification from the backend
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124 | 02feca11 | Vassilios Karakoidas |
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125 | 02feca11 | Vassilios Karakoidas | Process an incoming message from the backend (currently Ganeti).
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126 | 02feca11 | Vassilios Karakoidas | Job notifications with a terminating status (sucess, error, or canceled),
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127 | 02feca11 | Vassilios Karakoidas | also update the operating state of the VM.
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128 | 02feca11 | Vassilios Karakoidas |
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129 | 02feca11 | Vassilios Karakoidas | """
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130 | 41303ed0 | Vangelis Koukis | # See #1492, #1031, #1111 why this line has been removed
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131 | 41303ed0 | Vangelis Koukis | #if (opcode not in [x[0] for x in VirtualMachine.BACKEND_OPCODES] or
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132 | fd65ab41 | Christos Stavrakakis | if status not in [x[0] for x in BACKEND_STATUSES]: |
133 | 02feca11 | Vassilios Karakoidas | raise VirtualMachine.InvalidBackendMsgError(opcode, status)
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134 | 02feca11 | Vassilios Karakoidas | |
135 | dfd19c2d | Vassilios Karakoidas | vm.backendjobid = jobid |
136 | dfd19c2d | Vassilios Karakoidas | vm.backendjobstatus = status |
137 | dfd19c2d | Vassilios Karakoidas | vm.backendopcode = opcode |
138 | dfd19c2d | Vassilios Karakoidas | vm.backendlogmsg = logmsg |
139 | 02feca11 | Vassilios Karakoidas | |
140 | 41a7fae7 | Christos Stavrakakis | if status in ["queued", "waiting", "running"]: |
141 | 41a7fae7 | Christos Stavrakakis | vm.save() |
142 | 41a7fae7 | Christos Stavrakakis | return
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143 | 41a7fae7 | Christos Stavrakakis | |
144 | e6fbada1 | Christos Stavrakakis | if job_fields is None: |
145 | e6fbada1 | Christos Stavrakakis | job_fields = {} |
146 | 41a7fae7 | Christos Stavrakakis | state_for_success = VirtualMachine.OPER_STATE_FROM_OPCODE.get(opcode) |
147 | 32a0b855 | Giorgos Korfiatis | |
148 | 02feca11 | Vassilios Karakoidas | # Notifications of success change the operating state
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149 | 41a7fae7 | Christos Stavrakakis | if status == "success": |
150 | 41a7fae7 | Christos Stavrakakis | if state_for_success is not None: |
151 | 41a7fae7 | Christos Stavrakakis | vm.operstate = state_for_success |
152 | e6fbada1 | Christos Stavrakakis | beparams = job_fields.get("beparams", None) |
153 | 41a7fae7 | Christos Stavrakakis | if beparams:
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154 | 41a7fae7 | Christos Stavrakakis | # Change the flavor of the VM
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155 | ca4d59e3 | Christos Stavrakakis | _process_resize(vm, beparams) |
156 | 41a7fae7 | Christos Stavrakakis | # Update backendtime only for jobs that have been successfully
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157 | 41a7fae7 | Christos Stavrakakis | # completed, since only these jobs update the state of the VM. Else a
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158 | 41a7fae7 | Christos Stavrakakis | # "race condition" may occur when a successful job (e.g.
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159 | 41a7fae7 | Christos Stavrakakis | # OP_INSTANCE_REMOVE) completes before an error job and messages arrive
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160 | 41a7fae7 | Christos Stavrakakis | # in reversed order.
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161 | 41a7fae7 | Christos Stavrakakis | vm.backendtime = etime |
162 | ca4d59e3 | Christos Stavrakakis | |
163 | 90858bda | Christos Stavrakakis | if status in ["success", "error", "canceled"] and nics is not None: |
164 | 90858bda | Christos Stavrakakis | # Update the NICs of the VM
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165 | 90858bda | Christos Stavrakakis | _process_net_status(vm, etime, nics) |
166 | 90858bda | Christos Stavrakakis | |
167 | 91954b45 | Christos Stavrakakis | # Special case: if OP_INSTANCE_CREATE fails --> ERROR
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168 | cb4eee84 | Christos Stavrakakis | if opcode == 'OP_INSTANCE_CREATE' and status in ('canceled', 'error'): |
169 | c4ce868e | Christos Stavrakakis | vm.operstate = 'ERROR'
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170 | c4ce868e | Christos Stavrakakis | vm.backendtime = etime |
171 | cb4eee84 | Christos Stavrakakis | elif opcode == 'OP_INSTANCE_REMOVE': |
172 | e97288bc | Christos Stavrakakis | # Special case: OP_INSTANCE_REMOVE fails for machines in ERROR,
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173 | e97288bc | Christos Stavrakakis | # when no instance exists at the Ganeti backend.
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174 | e97288bc | Christos Stavrakakis | # See ticket #799 for all the details.
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175 | ed2064f8 | Christos Stavrakakis | if status == 'success' or (status == 'error' and |
176 | 198d91c3 | Christos Stavrakakis | not vm_exists_in_backend(vm)):
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177 | a1baa42b | Christos Stavrakakis | # VM has been deleted
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178 | a1baa42b | Christos Stavrakakis | for nic in vm.nics.all(): |
179 | a1baa42b | Christos Stavrakakis | # Release the IP
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180 | a1baa42b | Christos Stavrakakis | release_nic_address(nic) |
181 | a1baa42b | Christos Stavrakakis | # And delete the NIC.
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182 | a1baa42b | Christos Stavrakakis | nic.delete() |
183 | e97288bc | Christos Stavrakakis | vm.deleted = True
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184 | e97288bc | Christos Stavrakakis | vm.operstate = state_for_success |
185 | e97288bc | Christos Stavrakakis | vm.backendtime = etime |
186 | 41a7fae7 | Christos Stavrakakis | status = "success"
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187 | 41a7fae7 | Christos Stavrakakis | |
188 | 41a7fae7 | Christos Stavrakakis | if status in ["success", "error", "canceled"]: |
189 | 41a7fae7 | Christos Stavrakakis | # Job is finalized: Handle quotas/commissioning
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190 | 41a7fae7 | Christos Stavrakakis | vm = handle_vm_quotas(vm, job_id=jobid, job_opcode=opcode, |
191 | 3c52a9df | Christos Stavrakakis | job_status=status, job_fields=job_fields) |
192 | 41a7fae7 | Christos Stavrakakis | # and clear task fields
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193 | 41a7fae7 | Christos Stavrakakis | if vm.task_job_id == jobid:
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194 | 41a7fae7 | Christos Stavrakakis | vm.task = None
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195 | 41a7fae7 | Christos Stavrakakis | vm.task_job_id = None
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196 | 02feca11 | Vassilios Karakoidas | |
197 | 02feca11 | Vassilios Karakoidas | vm.save() |
198 | 22e52ede | Vassilios Karakoidas | |
199 | ad2d6807 | Vangelis Koukis | |
200 | ca4d59e3 | Christos Stavrakakis | def _process_resize(vm, beparams): |
201 | ca4d59e3 | Christos Stavrakakis | """Change flavor of a VirtualMachine based on new beparams."""
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202 | ca4d59e3 | Christos Stavrakakis | old_flavor = vm.flavor |
203 | 41a7fae7 | Christos Stavrakakis | vcpus = beparams.get("vcpus", old_flavor.cpu)
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204 | 41a7fae7 | Christos Stavrakakis | ram = beparams.get("maxmem", old_flavor.ram)
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205 | 41a7fae7 | Christos Stavrakakis | if vcpus == old_flavor.cpu and ram == old_flavor.ram: |
206 | ca4d59e3 | Christos Stavrakakis | return
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207 | ca4d59e3 | Christos Stavrakakis | try:
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208 | ca4d59e3 | Christos Stavrakakis | new_flavor = Flavor.objects.get(cpu=vcpus, ram=ram, |
209 | ca4d59e3 | Christos Stavrakakis | disk=old_flavor.disk, |
210 | ca4d59e3 | Christos Stavrakakis | disk_template=old_flavor.disk_template) |
211 | ca4d59e3 | Christos Stavrakakis | except Flavor.DoesNotExist:
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212 | ca4d59e3 | Christos Stavrakakis | raise Exception("Can not find flavor for VM") |
213 | ca4d59e3 | Christos Stavrakakis | vm.flavor = new_flavor |
214 | ca4d59e3 | Christos Stavrakakis | vm.save() |
215 | ca4d59e3 | Christos Stavrakakis | |
216 | ca4d59e3 | Christos Stavrakakis | |
217 | 207b70d5 | Giorgos Verigakis | @transaction.commit_on_success
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218 | c4e55622 | Christos Stavrakakis | def process_net_status(vm, etime, nics): |
219 | fd95834e | Christos Stavrakakis | """Wrap _process_net_status inside transaction."""
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220 | fd95834e | Christos Stavrakakis | _process_net_status(vm, etime, nics) |
221 | fd95834e | Christos Stavrakakis | |
222 | fd95834e | Christos Stavrakakis | |
223 | fd95834e | Christos Stavrakakis | def _process_net_status(vm, etime, nics): |
224 | ad2d6807 | Vangelis Koukis | """Process a net status notification from the backend
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225 | ad2d6807 | Vangelis Koukis |
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226 | ad2d6807 | Vangelis Koukis | Process an incoming message from the Ganeti backend,
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227 | ad2d6807 | Vangelis Koukis | detailing the NIC configuration of a VM instance.
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228 | ad2d6807 | Vangelis Koukis |
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229 | ad2d6807 | Vangelis Koukis | Update the state of the VM in the DB accordingly.
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230 | 37ca953f | Christodoulos Psaltis |
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231 | a1baa42b | Christos Stavrakakis | """
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232 | b578d9e7 | Christos Stavrakakis | ganeti_nics = process_ganeti_nics(nics) |
233 | a1baa42b | Christos Stavrakakis | db_nics = dict([(nic.id, nic) for nic in vm.nics.all()]) |
234 | 40d53b77 | Christos Stavrakakis | |
235 | 40d53b77 | Christos Stavrakakis | # Get X-Lock on backend before getting X-Lock on network IP pools, to
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236 | 40d53b77 | Christos Stavrakakis | # guarantee that no deadlock will occur with Backend allocator.
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237 | 40d53b77 | Christos Stavrakakis | Backend.objects.select_for_update().get(id=vm.backend_id) |
238 | b578d9e7 | Christos Stavrakakis | |
239 | a1baa42b | Christos Stavrakakis | for nic_name in set(db_nics.keys()) | set(ganeti_nics.keys()): |
240 | a1baa42b | Christos Stavrakakis | db_nic = db_nics.get(nic_name) |
241 | a1baa42b | Christos Stavrakakis | ganeti_nic = ganeti_nics.get(nic_name) |
242 | a1baa42b | Christos Stavrakakis | if ganeti_nic is None: |
243 | a1baa42b | Christos Stavrakakis | # NIC exists in DB but not in Ganeti. If the NIC is in 'building'
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244 | a1baa42b | Christos Stavrakakis | # state for more than 5 minutes, then we remove the NIC.
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245 | a1baa42b | Christos Stavrakakis | # TODO: This is dangerous as the job may be stack in the queue, and
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246 | a1baa42b | Christos Stavrakakis | # releasing the IP may lead to duplicate IP use.
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247 | a1baa42b | Christos Stavrakakis | if nic.state != "BUILDING" or (nic.state == "BUILDING" and |
248 | d7ff7f5a | Christos Stavrakakis | etime > nic.created + timedelta(seconds=BUILDING_NIC_TIMEOUT)): |
249 | a1baa42b | Christos Stavrakakis | release_nic_address(nic) |
250 | a1baa42b | Christos Stavrakakis | nic.delete() |
251 | a1baa42b | Christos Stavrakakis | else:
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252 | a1baa42b | Christos Stavrakakis | log.warning("Ignoring recent building NIC: %s", nic)
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253 | a1baa42b | Christos Stavrakakis | elif db_nic is None: |
254 | a1baa42b | Christos Stavrakakis | # NIC exists in Ganeti but not in DB
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255 | a1baa42b | Christos Stavrakakis | if ganeti_nic["ipv4"]: |
256 | a1baa42b | Christos Stavrakakis | network = ganeti_nic["network"]
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257 | a1baa42b | Christos Stavrakakis | network.reserve_address(ganeti_nic["ipv4"])
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258 | a1baa42b | Christos Stavrakakis | vm.nics.create(**ganeti_nic) |
259 | a1baa42b | Christos Stavrakakis | elif not nics_are_equal(db_nic, ganeti_nic): |
260 | a1baa42b | Christos Stavrakakis | # Special case where the IPv4 address has changed, because you
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261 | a1baa42b | Christos Stavrakakis | # need to release the old IPv4 address and reserve the new one
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262 | a1baa42b | Christos Stavrakakis | if db_nic.ipv4 != ganeti_nic["ipv4"]: |
263 | a1baa42b | Christos Stavrakakis | release_nic_address(db_nic) |
264 | a1baa42b | Christos Stavrakakis | if ganeti_nic["ipv4"]: |
265 | a1baa42b | Christos Stavrakakis | ganeti_nic["network"].reserve_address(ganeti_nic["ipv4"]) |
266 | a1baa42b | Christos Stavrakakis | |
267 | a1baa42b | Christos Stavrakakis | # Update the NIC in DB with the values from Ganeti NIC
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268 | a1baa42b | Christos Stavrakakis | [setattr(db_nic, f, ganeti_nic[f]) for f in NIC_FIELDS] |
269 | a1baa42b | Christos Stavrakakis | db_nic.save() |
270 | a1baa42b | Christos Stavrakakis | |
271 | a1baa42b | Christos Stavrakakis | # Dummy update the network, to work with 'changed-since'
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272 | a1baa42b | Christos Stavrakakis | db_nic.network.save() |
273 | b578d9e7 | Christos Stavrakakis | |
274 | b578d9e7 | Christos Stavrakakis | vm.backendtime = etime |
275 | b578d9e7 | Christos Stavrakakis | vm.save() |
276 | b578d9e7 | Christos Stavrakakis | |
277 | b578d9e7 | Christos Stavrakakis | |
278 | a1baa42b | Christos Stavrakakis | def nics_are_equal(db_nic, gnt_nic): |
279 | a1baa42b | Christos Stavrakakis | for field in NIC_FIELDS: |
280 | a1baa42b | Christos Stavrakakis | if getattr(db_nic, field) != gnt_nic[field]: |
281 | a1baa42b | Christos Stavrakakis | return False |
282 | a1baa42b | Christos Stavrakakis | return True |
283 | a1baa42b | Christos Stavrakakis | |
284 | a1baa42b | Christos Stavrakakis | |
285 | b578d9e7 | Christos Stavrakakis | def process_ganeti_nics(ganeti_nics): |
286 | a1baa42b | Christos Stavrakakis | """Process NIC dict from ganeti"""
|
287 | b578d9e7 | Christos Stavrakakis | new_nics = [] |
288 | a1baa42b | Christos Stavrakakis | for index, gnic in enumerate(ganeti_nics): |
289 | a1baa42b | Christos Stavrakakis | nic_name = gnic.get("name", None) |
290 | a1baa42b | Christos Stavrakakis | if nic_name is not None: |
291 | a1baa42b | Christos Stavrakakis | nic_id = utils.id_from_nic_name(nic_name) |
292 | a1baa42b | Christos Stavrakakis | else:
|
293 | a1baa42b | Christos Stavrakakis | # Put as default value the index. If it is an unknown NIC to
|
294 | a1baa42b | Christos Stavrakakis | # synnefo it will be created automaticaly.
|
295 | a1baa42b | Christos Stavrakakis | nic_id = "unknown-" + str(index) |
296 | a1baa42b | Christos Stavrakakis | network_name = gnic.get('network', '') |
297 | a1baa42b | Christos Stavrakakis | network_id = utils.id_from_network_name(network_name) |
298 | a1baa42b | Christos Stavrakakis | network = Network.objects.get(id=network_id) |
299 | 77f0fa63 | Christos Stavrakakis | |
300 | 77f0fa63 | Christos Stavrakakis | # Get the new nic info
|
301 | a1baa42b | Christos Stavrakakis | mac = gnic.get('mac')
|
302 | a1baa42b | Christos Stavrakakis | ipv4 = gnic.get('ip')
|
303 | a1baa42b | Christos Stavrakakis | ipv6 = mac2eui64(mac, network.subnet6)\ |
304 | a1baa42b | Christos Stavrakakis | if network.subnet6 is not None else None |
305 | 8d325d4b | Christos Stavrakakis | |
306 | a1baa42b | Christos Stavrakakis | firewall = gnic.get('firewall')
|
307 | 8d325d4b | Christos Stavrakakis | firewall_profile = _reverse_tags.get(firewall) |
308 | a1baa42b | Christos Stavrakakis | if not firewall_profile and network.public: |
309 | 658a825a | Giorgos Verigakis | firewall_profile = settings.DEFAULT_FIREWALL_PROFILE |
310 | 9afeb669 | Kostas Papadimitriou | |
311 | a1baa42b | Christos Stavrakakis | nic_info = { |
312 | a1baa42b | Christos Stavrakakis | 'index': index,
|
313 | a1baa42b | Christos Stavrakakis | 'network': network,
|
314 | cc92b70f | Christos Stavrakakis | 'mac': mac,
|
315 | cc92b70f | Christos Stavrakakis | 'ipv4': ipv4,
|
316 | cc92b70f | Christos Stavrakakis | 'ipv6': ipv6,
|
317 | 939d71dd | Christos Stavrakakis | 'firewall_profile': firewall_profile,
|
318 | 939d71dd | Christos Stavrakakis | 'state': 'ACTIVE'} |
319 | b578d9e7 | Christos Stavrakakis | |
320 | a1baa42b | Christos Stavrakakis | new_nics.append((nic_id, nic_info)) |
321 | a1baa42b | Christos Stavrakakis | return dict(new_nics) |
322 | a1baa42b | Christos Stavrakakis | |
323 | a1baa42b | Christos Stavrakakis | |
324 | a1baa42b | Christos Stavrakakis | def release_nic_address(nic): |
325 | a1baa42b | Christos Stavrakakis | """Release the IPv4 address of a NIC.
|
326 | a1baa42b | Christos Stavrakakis |
|
327 | a1baa42b | Christos Stavrakakis | Check if an instance's NIC has an IPv4 address and release it if it is not
|
328 | cb7b1c23 | Christos Stavrakakis | a Floating IP. If it is as Floating IP, then disassociate the FloatingIP
|
329 | cb7b1c23 | Christos Stavrakakis | from the machine.
|
330 | a1baa42b | Christos Stavrakakis |
|
331 | a1baa42b | Christos Stavrakakis | """
|
332 | a1baa42b | Christos Stavrakakis | |
333 | cb7b1c23 | Christos Stavrakakis | if nic.ipv4:
|
334 | cb7b1c23 | Christos Stavrakakis | if nic.ip_type == "FLOATING": |
335 | cb7b1c23 | Christos Stavrakakis | FloatingIP.objects.filter(machine=nic.machine_id, |
336 | cb7b1c23 | Christos Stavrakakis | network=nic.network_id, |
337 | cb7b1c23 | Christos Stavrakakis | ipv4=nic.ipv4).update(machine=None)
|
338 | cb7b1c23 | Christos Stavrakakis | else:
|
339 | cb7b1c23 | Christos Stavrakakis | nic.network.release_address(nic.ipv4) |
340 | bd392934 | Christos Stavrakakis | |
341 | bd392934 | Christos Stavrakakis | |
342 | 22ee6892 | Christos Stavrakakis | @transaction.commit_on_success
|
343 | 22ee6892 | Christos Stavrakakis | def process_network_status(back_network, etime, jobid, opcode, status, logmsg): |
344 | 22ee6892 | Christos Stavrakakis | if status not in [x[0] for x in BACKEND_STATUSES]: |
345 | fd2bdbb2 | Christos Stavrakakis | raise Network.InvalidBackendMsgError(opcode, status)
|
346 | 22ee6892 | Christos Stavrakakis | |
347 | 22ee6892 | Christos Stavrakakis | back_network.backendjobid = jobid |
348 | 22ee6892 | Christos Stavrakakis | back_network.backendjobstatus = status |
349 | 22ee6892 | Christos Stavrakakis | back_network.backendopcode = opcode |
350 | 22ee6892 | Christos Stavrakakis | back_network.backendlogmsg = logmsg |
351 | 22ee6892 | Christos Stavrakakis | |
352 | 05146623 | Christos Stavrakakis | network = back_network.network |
353 | 05146623 | Christos Stavrakakis | |
354 | 22ee6892 | Christos Stavrakakis | # Notifications of success change the operating state
|
355 | 22ee6892 | Christos Stavrakakis | state_for_success = BackendNetwork.OPER_STATE_FROM_OPCODE.get(opcode, None)
|
356 | 22ee6892 | Christos Stavrakakis | if status == 'success' and state_for_success is not None: |
357 | 22ee6892 | Christos Stavrakakis | back_network.operstate = state_for_success |
358 | 22ee6892 | Christos Stavrakakis | |
359 | e6f6627c | Christos Stavrakakis | if status in ('canceled', 'error') and opcode == 'OP_NETWORK_ADD': |
360 | 5480daec | Christos Stavrakakis | back_network.operstate = 'ERROR'
|
361 | e97288bc | Christos Stavrakakis | back_network.backendtime = etime |
362 | 22ee6892 | Christos Stavrakakis | |
363 | e97288bc | Christos Stavrakakis | if opcode == 'OP_NETWORK_REMOVE': |
364 | 198d91c3 | Christos Stavrakakis | network_is_deleted = (status == "success")
|
365 | 198d91c3 | Christos Stavrakakis | if network_is_deleted or (status == "error" and not |
366 | 198d91c3 | Christos Stavrakakis | network_exists_in_backend(back_network)): |
367 | e97288bc | Christos Stavrakakis | back_network.operstate = state_for_success |
368 | e97288bc | Christos Stavrakakis | back_network.deleted = True
|
369 | e97288bc | Christos Stavrakakis | back_network.backendtime = etime |
370 | 22ee6892 | Christos Stavrakakis | |
371 | e97288bc | Christos Stavrakakis | if status == 'success': |
372 | e97288bc | Christos Stavrakakis | back_network.backendtime = etime |
373 | 22ee6892 | Christos Stavrakakis | back_network.save() |
374 | 4d5d0b9c | Christos Stavrakakis | # Also you must update the state of the Network!!
|
375 | 05146623 | Christos Stavrakakis | update_network_state(network) |
376 | fd2bdbb2 | Christos Stavrakakis | |
377 | fd2bdbb2 | Christos Stavrakakis | |
378 | 2509ce17 | Christos Stavrakakis | def update_network_state(network): |
379 | 99af08a4 | Christos Stavrakakis | """Update the state of a Network based on BackendNetwork states.
|
380 | cb4eee84 | Christos Stavrakakis |
|
381 | 99af08a4 | Christos Stavrakakis | Update the state of a Network based on the operstate of the networks in the
|
382 | 99af08a4 | Christos Stavrakakis | backends that network exists.
|
383 | 99af08a4 | Christos Stavrakakis |
|
384 | 99af08a4 | Christos Stavrakakis | The state of the network is:
|
385 | 99af08a4 | Christos Stavrakakis | * ACTIVE: If it is 'ACTIVE' in at least one backend.
|
386 | 99af08a4 | Christos Stavrakakis | * DELETED: If it is is 'DELETED' in all backends that have been created.
|
387 | 99af08a4 | Christos Stavrakakis |
|
388 | 99af08a4 | Christos Stavrakakis | This function also releases the resources (MAC prefix or Bridge) and the
|
389 | 99af08a4 | Christos Stavrakakis | quotas for the network.
|
390 | 99af08a4 | Christos Stavrakakis |
|
391 | 99af08a4 | Christos Stavrakakis | """
|
392 | 99af08a4 | Christos Stavrakakis | if network.deleted:
|
393 | 99af08a4 | Christos Stavrakakis | # Network has already been deleted. Just assert that state is also
|
394 | 99af08a4 | Christos Stavrakakis | # DELETED
|
395 | 99af08a4 | Christos Stavrakakis | if not network.state == "DELETED": |
396 | 99af08a4 | Christos Stavrakakis | network.state = "DELETED"
|
397 | 99af08a4 | Christos Stavrakakis | network.save() |
398 | cb4eee84 | Christos Stavrakakis | return
|
399 | cb4eee84 | Christos Stavrakakis | |
400 | 99af08a4 | Christos Stavrakakis | backend_states = [s.operstate for s in network.backend_networks.all()] |
401 | 27cda06b | Christos Stavrakakis | if not backend_states and network.action != "DESTROY": |
402 | 99af08a4 | Christos Stavrakakis | if network.state != "ACTIVE": |
403 | 99af08a4 | Christos Stavrakakis | network.state = "ACTIVE"
|
404 | 99af08a4 | Christos Stavrakakis | network.save() |
405 | 99af08a4 | Christos Stavrakakis | return
|
406 | 99af08a4 | Christos Stavrakakis | |
407 | 99af08a4 | Christos Stavrakakis | # Network is deleted when all BackendNetworks go to "DELETED" operstate
|
408 | 27cda06b | Christos Stavrakakis | deleted = reduce(lambda x, y: x == y and "DELETED", backend_states, |
409 | 27cda06b | Christos Stavrakakis | "DELETED")
|
410 | 99af08a4 | Christos Stavrakakis | |
411 | cb4eee84 | Christos Stavrakakis | # Release the resources on the deletion of the Network
|
412 | 99af08a4 | Christos Stavrakakis | if deleted:
|
413 | cb4eee84 | Christos Stavrakakis | log.info("Network %r deleted. Releasing link %r mac_prefix %r",
|
414 | cb4eee84 | Christos Stavrakakis | network.id, network.mac_prefix, network.link) |
415 | cb4eee84 | Christos Stavrakakis | network.deleted = True
|
416 | 99af08a4 | Christos Stavrakakis | network.state = "DELETED"
|
417 | b7d38981 | Dimitris Aragiorgis | if network.mac_prefix:
|
418 | b7d38981 | Dimitris Aragiorgis | if network.FLAVORS[network.flavor]["mac_prefix"] == "pool": |
419 | b7d38981 | Dimitris Aragiorgis | release_resource(res_type="mac_prefix",
|
420 | b7d38981 | Dimitris Aragiorgis | value=network.mac_prefix) |
421 | b7d38981 | Dimitris Aragiorgis | if network.link:
|
422 | b7d38981 | Dimitris Aragiorgis | if network.FLAVORS[network.flavor]["link"] == "pool": |
423 | b7d38981 | Dimitris Aragiorgis | release_resource(res_type="bridge", value=network.link)
|
424 | cb4eee84 | Christos Stavrakakis | |
425 | cb4eee84 | Christos Stavrakakis | # Issue commission
|
426 | e18c1749 | Christos Stavrakakis | if network.userid:
|
427 | 2509ce17 | Christos Stavrakakis | quotas.issue_and_accept_commission(network, delete=True)
|
428 | 32a0b855 | Giorgos Korfiatis | # the above has already saved the object and committed;
|
429 | 32a0b855 | Giorgos Korfiatis | # a second save would override others' changes, since the
|
430 | 32a0b855 | Giorgos Korfiatis | # object is now unlocked
|
431 | 32a0b855 | Giorgos Korfiatis | return
|
432 | e18c1749 | Christos Stavrakakis | elif not network.public: |
433 | e18c1749 | Christos Stavrakakis | log.warning("Network %s does not have an owner!", network.id)
|
434 | cb4eee84 | Christos Stavrakakis | network.save() |
435 | cb4eee84 | Christos Stavrakakis | |
436 | cb4eee84 | Christos Stavrakakis | |
437 | fd2bdbb2 | Christos Stavrakakis | @transaction.commit_on_success
|
438 | fd2bdbb2 | Christos Stavrakakis | def process_network_modify(back_network, etime, jobid, opcode, status, |
439 | e6fbada1 | Christos Stavrakakis | job_fields): |
440 | fd2bdbb2 | Christos Stavrakakis | assert (opcode == "OP_NETWORK_SET_PARAMS") |
441 | fd2bdbb2 | Christos Stavrakakis | if status not in [x[0] for x in BACKEND_STATUSES]: |
442 | fd2bdbb2 | Christos Stavrakakis | raise Network.InvalidBackendMsgError(opcode, status)
|
443 | fd2bdbb2 | Christos Stavrakakis | |
444 | fd2bdbb2 | Christos Stavrakakis | back_network.backendjobid = jobid |
445 | fd2bdbb2 | Christos Stavrakakis | back_network.backendjobstatus = status |
446 | fd2bdbb2 | Christos Stavrakakis | back_network.opcode = opcode |
447 | fd2bdbb2 | Christos Stavrakakis | |
448 | e6fbada1 | Christos Stavrakakis | add_reserved_ips = job_fields.get("add_reserved_ips")
|
449 | fc56ae0f | Christos Stavrakakis | if add_reserved_ips:
|
450 | fd2bdbb2 | Christos Stavrakakis | net = back_network.network |
451 | fd2bdbb2 | Christos Stavrakakis | pool = net.get_pool() |
452 | fd2bdbb2 | Christos Stavrakakis | if add_reserved_ips:
|
453 | fd2bdbb2 | Christos Stavrakakis | for ip in add_reserved_ips: |
454 | fd2bdbb2 | Christos Stavrakakis | pool.reserve(ip, external=True)
|
455 | fd2bdbb2 | Christos Stavrakakis | pool.save() |
456 | fd2bdbb2 | Christos Stavrakakis | |
457 | fd2bdbb2 | Christos Stavrakakis | if status == 'success': |
458 | fd2bdbb2 | Christos Stavrakakis | back_network.backendtime = etime |
459 | fd2bdbb2 | Christos Stavrakakis | back_network.save() |
460 | ad2d6807 | Vangelis Koukis | |
461 | c25cc9ec | Vangelis Koukis | |
462 | 9068cd85 | Georgios Gousios | @transaction.commit_on_success
|
463 | 0827883e | Nikos Skalkotos | def process_create_progress(vm, etime, progress): |
464 | 9068cd85 | Georgios Gousios | |
465 | 0827883e | Nikos Skalkotos | percentage = int(progress)
|
466 | 9068cd85 | Georgios Gousios | |
467 | af90d919 | Vangelis Koukis | # The percentage may exceed 100%, due to the way
|
468 | 0827883e | Nikos Skalkotos | # snf-image:copy-progress tracks bytes read by image handling processes
|
469 | af90d919 | Vangelis Koukis | percentage = 100 if percentage > 100 else percentage |
470 | af90d919 | Vangelis Koukis | if percentage < 0: |
471 | af90d919 | Vangelis Koukis | raise ValueError("Percentage cannot be negative") |
472 | 9068cd85 | Georgios Gousios | |
473 | 7ec9558b | Vangelis Koukis | # FIXME: log a warning here, see #1033
|
474 | 7ec9558b | Vangelis Koukis | # if last_update > percentage:
|
475 | 7ec9558b | Vangelis Koukis | # raise ValueError("Build percentage should increase monotonically " \
|
476 | 7ec9558b | Vangelis Koukis | # "(old = %d, new = %d)" % (last_update, percentage))
|
477 | 9068cd85 | Georgios Gousios | |
478 | c25cc9ec | Vangelis Koukis | # This assumes that no message of type 'ganeti-create-progress' is going to
|
479 | c25cc9ec | Vangelis Koukis | # arrive once OP_INSTANCE_CREATE has succeeded for a Ganeti instance and
|
480 | c25cc9ec | Vangelis Koukis | # the instance is STARTED. What if the two messages are processed by two
|
481 | c25cc9ec | Vangelis Koukis | # separate dispatcher threads, and the 'ganeti-op-status' message for
|
482 | c25cc9ec | Vangelis Koukis | # successful creation gets processed before the 'ganeti-create-progress'
|
483 | c25cc9ec | Vangelis Koukis | # message? [vkoukis]
|
484 | c25cc9ec | Vangelis Koukis | #
|
485 | c25cc9ec | Vangelis Koukis | #if not vm.operstate == 'BUILD':
|
486 | c25cc9ec | Vangelis Koukis | # raise VirtualMachine.IllegalState("VM is not in building state")
|
487 | 9068cd85 | Georgios Gousios | |
488 | c25cc9ec | Vangelis Koukis | vm.buildpercentage = percentage |
489 | c4e55622 | Christos Stavrakakis | vm.backendtime = etime |
490 | 9068cd85 | Georgios Gousios | vm.save() |
491 | ad2d6807 | Vangelis Koukis | |
492 | c25cc9ec | Vangelis Koukis | |
493 | 952b2a48 | Christos Stavrakakis | @transaction.commit_on_success
|
494 | 7d43565f | Kostas Papadimitriou | def create_instance_diagnostic(vm, message, source, level="DEBUG", etime=None, |
495 | cc92b70f | Christos Stavrakakis | details=None):
|
496 | 7d43565f | Kostas Papadimitriou | """
|
497 | 7d43565f | Kostas Papadimitriou | Create virtual machine instance diagnostic entry.
|
498 | 7d43565f | Kostas Papadimitriou |
|
499 | 7d43565f | Kostas Papadimitriou | :param vm: VirtualMachine instance to create diagnostic for.
|
500 | 7d43565f | Kostas Papadimitriou | :param message: Diagnostic message.
|
501 | 7d43565f | Kostas Papadimitriou | :param source: Diagnostic source identifier (e.g. image-helper).
|
502 | 7d43565f | Kostas Papadimitriou | :param level: Diagnostic level (`DEBUG`, `INFO`, `WARNING`, `ERROR`).
|
503 | 7d43565f | Kostas Papadimitriou | :param etime: The time the message occured (if available).
|
504 | 7d43565f | Kostas Papadimitriou | :param details: Additional details or debug information.
|
505 | 7d43565f | Kostas Papadimitriou | """
|
506 | 7d43565f | Kostas Papadimitriou | VirtualMachineDiagnostic.objects.create_for_vm(vm, level, source=source, |
507 | cc92b70f | Christos Stavrakakis | source_date=etime, |
508 | cc92b70f | Christos Stavrakakis | message=message, |
509 | cc92b70f | Christos Stavrakakis | details=details) |
510 | 7d43565f | Kostas Papadimitriou | |
511 | 7d43565f | Kostas Papadimitriou | |
512 | 2c022086 | Christos Stavrakakis | def create_instance(vm, nics, flavor, image): |
513 | 3a9b3cde | Giorgos Verigakis | """`image` is a dictionary which should contain the keys:
|
514 | 3a9b3cde | Giorgos Verigakis | 'backend_id', 'format' and 'metadata'
|
515 | 7f691719 | Christos Stavrakakis |
|
516 | 3a9b3cde | Giorgos Verigakis | metadata value should be a dictionary.
|
517 | 3a9b3cde | Giorgos Verigakis | """
|
518 | 864bed43 | Christos Stavrakakis | |
519 | 1c382247 | Vangelis Koukis | # Handle arguments to CreateInstance() as a dictionary,
|
520 | 1c382247 | Vangelis Koukis | # initialize it based on a deployment-specific value.
|
521 | 1c382247 | Vangelis Koukis | # This enables the administrator to override deployment-specific
|
522 | c25cc9ec | Vangelis Koukis | # arguments, such as the disk template to use, name of os provider
|
523 | 1c382247 | Vangelis Koukis | # and hypervisor-specific parameters at will (see Synnefo #785, #835).
|
524 | 1c382247 | Vangelis Koukis | #
|
525 | bd87213f | Christos Stavrakakis | kw = vm.backend.get_create_params() |
526 | 1c382247 | Vangelis Koukis | kw['mode'] = 'create' |
527 | 924d8085 | Christos Stavrakakis | kw['name'] = vm.backend_vm_id
|
528 | 5949b704 | Vangelis Koukis | # Defined in settings.GANETI_CREATEINSTANCE_KWARGS
|
529 | 296682fe | Kostas Papadimitriou | |
530 | 2a599282 | Christos Stavrakakis | kw['disk_template'] = flavor.disk_template
|
531 | d7841399 | Christos Stavrakakis | kw['disks'] = [{"size": flavor.disk * 1024}] |
532 | 006c6249 | Christos Stavrakakis | provider = flavor.disk_provider |
533 | 296682fe | Kostas Papadimitriou | if provider:
|
534 | 296682fe | Kostas Papadimitriou | kw['disks'][0]['provider'] = provider |
535 | b2222a7f | Christos Stavrakakis | kw['disks'][0]['origin'] = flavor.disk_origin |
536 | 296682fe | Kostas Papadimitriou | |
537 | 7c714455 | Christos Stavrakakis | kw['nics'] = [{"name": nic.backend_uuid, |
538 | 7c714455 | Christos Stavrakakis | "network": nic.network.backend_id,
|
539 | 7c714455 | Christos Stavrakakis | "ip": nic.ipv4}
|
540 | cb66110b | Christos Stavrakakis | for nic in nics] |
541 | cb66110b | Christos Stavrakakis | backend = vm.backend |
542 | cb66110b | Christos Stavrakakis | depend_jobs = [] |
543 | cb66110b | Christos Stavrakakis | for nic in nics: |
544 | cb66110b | Christos Stavrakakis | network = Network.objects.select_for_update().get(id=nic.network.id) |
545 | cb66110b | Christos Stavrakakis | bnet, created = BackendNetwork.objects.get_or_create(backend=backend, |
546 | cb66110b | Christos Stavrakakis | network=network) |
547 | cb66110b | Christos Stavrakakis | if bnet.operstate != "ACTIVE": |
548 | cb66110b | Christos Stavrakakis | if network.public:
|
549 | 736b9244 | Christos Stavrakakis | msg = "Can not connect instance to network %s. Network is not"\
|
550 | 736b9244 | Christos Stavrakakis | " ACTIVE in backend %s." % (network, backend)
|
551 | 736b9244 | Christos Stavrakakis | raise Exception(msg) |
552 | cb66110b | Christos Stavrakakis | else:
|
553 | 527c7a7b | Christos Stavrakakis | jobs = create_network(network, backend, connect=True)
|
554 | 527c7a7b | Christos Stavrakakis | if isinstance(jobs, list): |
555 | 527c7a7b | Christos Stavrakakis | depend_jobs.extend(jobs) |
556 | 527c7a7b | Christos Stavrakakis | else:
|
557 | 527c7a7b | Christos Stavrakakis | depend_jobs.append(jobs) |
558 | cb66110b | Christos Stavrakakis | kw["depends"] = [[job, ["success", "error", "canceled"]] |
559 | cb66110b | Christos Stavrakakis | for job in depend_jobs] |
560 | cb66110b | Christos Stavrakakis | |
561 | 5949b704 | Vangelis Koukis | # Defined in settings.GANETI_CREATEINSTANCE_KWARGS
|
562 | 1c382247 | Vangelis Koukis | # kw['os'] = settings.GANETI_OS_PROVIDER
|
563 | 1c382247 | Vangelis Koukis | kw['ip_check'] = False |
564 | 1c382247 | Vangelis Koukis | kw['name_check'] = False |
565 | 79b7dbb7 | Christos Stavrakakis | |
566 | 1c382247 | Vangelis Koukis | # Do not specific a node explicitly, have
|
567 | 1c382247 | Vangelis Koukis | # Ganeti use an iallocator instead
|
568 | f8d1eaf4 | Kostas Papadimitriou | #kw['pnode'] = rapi.GetNodes()[0]
|
569 | 79b7dbb7 | Christos Stavrakakis | |
570 | 1c382247 | Vangelis Koukis | kw['dry_run'] = settings.TEST
|
571 | 41303ed0 | Vangelis Koukis | |
572 | 2b1db26f | Giorgos Verigakis | kw['beparams'] = {
|
573 | cc92b70f | Christos Stavrakakis | 'auto_balance': True, |
574 | cc92b70f | Christos Stavrakakis | 'vcpus': flavor.cpu,
|
575 | cc92b70f | Christos Stavrakakis | 'memory': flavor.ram}
|
576 | 79b7dbb7 | Christos Stavrakakis | |
577 | e3b5be49 | Giorgos Verigakis | kw['osparams'] = {
|
578 | 79b7dbb7 | Christos Stavrakakis | 'config_url': vm.config_url,
|
579 | 79b7dbb7 | Christos Stavrakakis | # Store image id and format to Ganeti
|
580 | 2a599282 | Christos Stavrakakis | 'img_id': image['backend_id'], |
581 | 3a9b3cde | Giorgos Verigakis | 'img_format': image['format']} |
582 | d1eaa651 | Christos Stavrakakis | |
583 | e9d59f5e | Christos Stavrakakis | # Use opportunistic locking
|
584 | e9d59f5e | Christos Stavrakakis | kw['opportunistic_locking'] = True |
585 | e9d59f5e | Christos Stavrakakis | |
586 | 5949b704 | Vangelis Koukis | # Defined in settings.GANETI_CREATEINSTANCE_KWARGS
|
587 | 1c382247 | Vangelis Koukis | # kw['hvparams'] = dict(serial_console=False)
|
588 | 79b7dbb7 | Christos Stavrakakis | |
589 | 6afeb85d | Christos Stavrakakis | log.debug("Creating instance %s", utils.hide_pass(kw))
|
590 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(vm) as client: |
591 | 3524241a | Christos Stavrakakis | return client.CreateInstance(**kw)
|
592 | f533f224 | Vangelis Koukis | |
593 | 529178b1 | Giorgos Verigakis | |
594 | 529178b1 | Giorgos Verigakis | def delete_instance(vm): |
595 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(vm) as client: |
596 | 3524241a | Christos Stavrakakis | return client.DeleteInstance(vm.backend_vm_id, dry_run=settings.TEST)
|
597 | 529178b1 | Giorgos Verigakis | |
598 | ad2d6807 | Vangelis Koukis | |
599 | 529178b1 | Giorgos Verigakis | def reboot_instance(vm, reboot_type): |
600 | 529178b1 | Giorgos Verigakis | assert reboot_type in ('soft', 'hard') |
601 | bbae3e45 | Christos Stavrakakis | kwargs = {"instance": vm.backend_vm_id,
|
602 | bbae3e45 | Christos Stavrakakis | "reboot_type": "hard"} |
603 | bbae3e45 | Christos Stavrakakis | # XXX: Currently shutdown_timeout parameter is not supported from the
|
604 | bbae3e45 | Christos Stavrakakis | # Ganeti RAPI. Until supported, we will fallback for both reboot types
|
605 | bbae3e45 | Christos Stavrakakis | # to the default shutdown timeout of Ganeti (120s). Note that reboot
|
606 | bbae3e45 | Christos Stavrakakis | # type of Ganeti job must be always hard. The 'soft' and 'hard' type
|
607 | bbae3e45 | Christos Stavrakakis | # of OS API is different from the one in Ganeti, and maps to
|
608 | bbae3e45 | Christos Stavrakakis | # 'shutdown_timeout'.
|
609 | bbae3e45 | Christos Stavrakakis | #if reboot_type == "hard":
|
610 | bbae3e45 | Christos Stavrakakis | # kwargs["shutdown_timeout"] = 0
|
611 | bbae3e45 | Christos Stavrakakis | if settings.TEST:
|
612 | bbae3e45 | Christos Stavrakakis | kwargs["dry_run"] = True |
613 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(vm) as client: |
614 | bbae3e45 | Christos Stavrakakis | return client.RebootInstance(**kwargs)
|
615 | 529178b1 | Giorgos Verigakis | |
616 | ad2d6807 | Vangelis Koukis | |
617 | 529178b1 | Giorgos Verigakis | def startup_instance(vm): |
618 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(vm) as client: |
619 | 3524241a | Christos Stavrakakis | return client.StartupInstance(vm.backend_vm_id, dry_run=settings.TEST)
|
620 | 529178b1 | Giorgos Verigakis | |
621 | ad2d6807 | Vangelis Koukis | |
622 | 529178b1 | Giorgos Verigakis | def shutdown_instance(vm): |
623 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(vm) as client: |
624 | 3524241a | Christos Stavrakakis | return client.ShutdownInstance(vm.backend_vm_id, dry_run=settings.TEST)
|
625 | 529178b1 | Giorgos Verigakis | |
626 | ad2d6807 | Vangelis Koukis | |
627 | 2cd3f389 | Christos Stavrakakis | def resize_instance(vm, vcpus, memory): |
628 | 2cd3f389 | Christos Stavrakakis | beparams = {"vcpus": int(vcpus), |
629 | 2cd3f389 | Christos Stavrakakis | "minmem": int(memory), |
630 | 2cd3f389 | Christos Stavrakakis | "maxmem": int(memory)} |
631 | 2cd3f389 | Christos Stavrakakis | with pooled_rapi_client(vm) as client: |
632 | 2cd3f389 | Christos Stavrakakis | return client.ModifyInstance(vm.backend_vm_id, beparams=beparams)
|
633 | 2cd3f389 | Christos Stavrakakis | |
634 | 2cd3f389 | Christos Stavrakakis | |
635 | 529178b1 | Giorgos Verigakis | def get_instance_console(vm): |
636 | 71099804 | Vangelis Koukis | # RAPI GetInstanceConsole() returns endpoints to the vnc_bind_address,
|
637 | 71099804 | Vangelis Koukis | # which is a cluster-wide setting, either 0.0.0.0 or 127.0.0.1, and pretty
|
638 | 71099804 | Vangelis Koukis | # useless (see #783).
|
639 | 71099804 | Vangelis Koukis | #
|
640 | 71099804 | Vangelis Koukis | # Until this is fixed on the Ganeti side, construct a console info reply
|
641 | 71099804 | Vangelis Koukis | # directly.
|
642 | 9afeb669 | Kostas Papadimitriou | #
|
643 | 71099804 | Vangelis Koukis | # WARNING: This assumes that VNC runs on port network_port on
|
644 | 71099804 | Vangelis Koukis | # the instance's primary node, and is probably
|
645 | 71099804 | Vangelis Koukis | # hypervisor-specific.
|
646 | 71099804 | Vangelis Koukis | #
|
647 | bf5c82dc | Christos Stavrakakis | log.debug("Getting console for vm %s", vm)
|
648 | bf5c82dc | Christos Stavrakakis | |
649 | 71099804 | Vangelis Koukis | console = {} |
650 | 71099804 | Vangelis Koukis | console['kind'] = 'vnc' |
651 | 3524241a | Christos Stavrakakis | |
652 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(vm) as client: |
653 | 3524241a | Christos Stavrakakis | i = client.GetInstance(vm.backend_vm_id) |
654 | 3524241a | Christos Stavrakakis | |
655 | bd87213f | Christos Stavrakakis | if vm.backend.hypervisor == "kvm" and i['hvparams']['serial_console']: |
656 | 71099804 | Vangelis Koukis | raise Exception("hv parameter serial_console cannot be true") |
657 | 71099804 | Vangelis Koukis | console['host'] = i['pnode'] |
658 | 71099804 | Vangelis Koukis | console['port'] = i['network_port'] |
659 | 9afeb669 | Kostas Papadimitriou | |
660 | 71099804 | Vangelis Koukis | return console
|
661 | 604b2bf8 | Georgios Gousios | |
662 | 604b2bf8 | Georgios Gousios | |
663 | 3524241a | Christos Stavrakakis | def get_instance_info(vm): |
664 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(vm) as client: |
665 | 198d91c3 | Christos Stavrakakis | return client.GetInstance(vm.backend_vm_id)
|
666 | 198d91c3 | Christos Stavrakakis | |
667 | 198d91c3 | Christos Stavrakakis | |
668 | 198d91c3 | Christos Stavrakakis | def vm_exists_in_backend(vm): |
669 | 198d91c3 | Christos Stavrakakis | try:
|
670 | 198d91c3 | Christos Stavrakakis | get_instance_info(vm) |
671 | 198d91c3 | Christos Stavrakakis | return True |
672 | 198d91c3 | Christos Stavrakakis | except GanetiApiError as e: |
673 | 198d91c3 | Christos Stavrakakis | if e.code == 404: |
674 | 198d91c3 | Christos Stavrakakis | return False |
675 | 198d91c3 | Christos Stavrakakis | raise e
|
676 | 198d91c3 | Christos Stavrakakis | |
677 | 198d91c3 | Christos Stavrakakis | |
678 | 198d91c3 | Christos Stavrakakis | def get_network_info(backend_network): |
679 | 198d91c3 | Christos Stavrakakis | with pooled_rapi_client(backend_network) as client: |
680 | 198d91c3 | Christos Stavrakakis | return client.GetNetwork(backend_network.network.backend_id)
|
681 | 198d91c3 | Christos Stavrakakis | |
682 | 198d91c3 | Christos Stavrakakis | |
683 | 198d91c3 | Christos Stavrakakis | def network_exists_in_backend(backend_network): |
684 | 198d91c3 | Christos Stavrakakis | try:
|
685 | 198d91c3 | Christos Stavrakakis | get_network_info(backend_network) |
686 | 198d91c3 | Christos Stavrakakis | return True |
687 | 198d91c3 | Christos Stavrakakis | except GanetiApiError as e: |
688 | 198d91c3 | Christos Stavrakakis | if e.code == 404: |
689 | 198d91c3 | Christos Stavrakakis | return False |
690 | f533f224 | Vangelis Koukis | |
691 | c25cc9ec | Vangelis Koukis | |
692 | 99af08a4 | Christos Stavrakakis | def create_network(network, backend, connect=True): |
693 | 99af08a4 | Christos Stavrakakis | """Create a network in a Ganeti backend"""
|
694 | 99af08a4 | Christos Stavrakakis | log.debug("Creating network %s in backend %s", network, backend)
|
695 | 64938cb0 | Giorgos Verigakis | |
696 | 99af08a4 | Christos Stavrakakis | job_id = _create_network(network, backend) |
697 | c25cc9ec | Vangelis Koukis | |
698 | 99af08a4 | Christos Stavrakakis | if connect:
|
699 | 99af08a4 | Christos Stavrakakis | job_ids = connect_network(network, backend, depends=[job_id]) |
700 | 99af08a4 | Christos Stavrakakis | return job_ids
|
701 | 99af08a4 | Christos Stavrakakis | else:
|
702 | 99af08a4 | Christos Stavrakakis | return [job_id]
|
703 | 37ca953f | Christodoulos Psaltis | |
704 | 64938cb0 | Giorgos Verigakis | |
705 | 3524241a | Christos Stavrakakis | def _create_network(network, backend): |
706 | 3524241a | Christos Stavrakakis | """Create a network."""
|
707 | c25cc9ec | Vangelis Koukis | |
708 | 22ee6892 | Christos Stavrakakis | tags = network.backend_tag |
709 | 22ee6892 | Christos Stavrakakis | if network.dhcp:
|
710 | 22ee6892 | Christos Stavrakakis | tags.append('nfdhcpd')
|
711 | 2d762302 | Dimitris Aragiorgis | |
712 | 2d762302 | Dimitris Aragiorgis | if network.public:
|
713 | 2d762302 | Dimitris Aragiorgis | conflicts_check = True
|
714 | 700b85be | Dimitris Aragiorgis | tags.append('public')
|
715 | 2d762302 | Dimitris Aragiorgis | else:
|
716 | 2d762302 | Dimitris Aragiorgis | conflicts_check = False
|
717 | 700b85be | Dimitris Aragiorgis | tags.append('private')
|
718 | 22ee6892 | Christos Stavrakakis | |
719 | 5aeb4e93 | Christos Stavrakakis | # Use a dummy network subnet for IPv6 only networks. Currently Ganeti does
|
720 | 5aeb4e93 | Christos Stavrakakis | # not support IPv6 only networks. To bypass this limitation, we create the
|
721 | 5aeb4e93 | Christos Stavrakakis | # network with a dummy network subnet, and make Cyclades connect instances
|
722 | 5aeb4e93 | Christos Stavrakakis | # to such networks, with address=None.
|
723 | 5aeb4e93 | Christos Stavrakakis | subnet = network.subnet |
724 | 5aeb4e93 | Christos Stavrakakis | if subnet is None: |
725 | 5aeb4e93 | Christos Stavrakakis | subnet = "10.0.0.0/24"
|
726 | 5aeb4e93 | Christos Stavrakakis | |
727 | 3524241a | Christos Stavrakakis | try:
|
728 | 3524241a | Christos Stavrakakis | bn = BackendNetwork.objects.get(network=network, backend=backend) |
729 | 3524241a | Christos Stavrakakis | mac_prefix = bn.mac_prefix |
730 | 3524241a | Christos Stavrakakis | except BackendNetwork.DoesNotExist:
|
731 | cc92b70f | Christos Stavrakakis | raise Exception("BackendNetwork for network '%s' in backend '%s'" |
732 | 3524241a | Christos Stavrakakis | " does not exist" % (network.id, backend.id))
|
733 | 3524241a | Christos Stavrakakis | |
734 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(backend) as client: |
735 | 3524241a | Christos Stavrakakis | return client.CreateNetwork(network_name=network.backend_id,
|
736 | 5aeb4e93 | Christos Stavrakakis | network=subnet, |
737 | 6cc3a31c | Christos Stavrakakis | network6=network.subnet6, |
738 | 3524241a | Christos Stavrakakis | gateway=network.gateway, |
739 | 6cc3a31c | Christos Stavrakakis | gateway6=network.gateway6, |
740 | 3524241a | Christos Stavrakakis | mac_prefix=mac_prefix, |
741 | 2d762302 | Dimitris Aragiorgis | conflicts_check=conflicts_check, |
742 | 3524241a | Christos Stavrakakis | tags=tags) |
743 | 3524241a | Christos Stavrakakis | |
744 | 3524241a | Christos Stavrakakis | |
745 | 99af08a4 | Christos Stavrakakis | def connect_network(network, backend, depends=[], group=None): |
746 | 3524241a | Christos Stavrakakis | """Connect a network to nodegroups."""
|
747 | bf5c82dc | Christos Stavrakakis | log.debug("Connecting network %s to backend %s", network, backend)
|
748 | bf5c82dc | Christos Stavrakakis | |
749 | 2d762302 | Dimitris Aragiorgis | if network.public:
|
750 | 2d762302 | Dimitris Aragiorgis | conflicts_check = True
|
751 | 2d762302 | Dimitris Aragiorgis | else:
|
752 | 2d762302 | Dimitris Aragiorgis | conflicts_check = False
|
753 | 2d762302 | Dimitris Aragiorgis | |
754 | 99af08a4 | Christos Stavrakakis | depends = [[job, ["success", "error", "canceled"]] for job in depends] |
755 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(backend) as client: |
756 | 99af08a4 | Christos Stavrakakis | groups = [group] if group is not None else client.GetGroups() |
757 | 99af08a4 | Christos Stavrakakis | job_ids = [] |
758 | 99af08a4 | Christos Stavrakakis | for group in groups: |
759 | 99af08a4 | Christos Stavrakakis | job_id = client.ConnectNetwork(network.backend_id, group, |
760 | 99af08a4 | Christos Stavrakakis | network.mode, network.link, |
761 | 99af08a4 | Christos Stavrakakis | conflicts_check, |
762 | 99af08a4 | Christos Stavrakakis | depends=depends) |
763 | 99af08a4 | Christos Stavrakakis | job_ids.append(job_id) |
764 | 99af08a4 | Christos Stavrakakis | return job_ids
|
765 | 22ee6892 | Christos Stavrakakis | |
766 | 22ee6892 | Christos Stavrakakis | |
767 | 99af08a4 | Christos Stavrakakis | def delete_network(network, backend, disconnect=True): |
768 | 99af08a4 | Christos Stavrakakis | log.debug("Deleting network %s from backend %s", network, backend)
|
769 | 22ee6892 | Christos Stavrakakis | |
770 | 99af08a4 | Christos Stavrakakis | depends = [] |
771 | 99af08a4 | Christos Stavrakakis | if disconnect:
|
772 | 99af08a4 | Christos Stavrakakis | depends = disconnect_network(network, backend) |
773 | 99af08a4 | Christos Stavrakakis | _delete_network(network, backend, depends=depends) |
774 | bf5c82dc | Christos Stavrakakis | |
775 | 22ee6892 | Christos Stavrakakis | |
776 | 99af08a4 | Christos Stavrakakis | def _delete_network(network, backend, depends=[]): |
777 | 99af08a4 | Christos Stavrakakis | depends = [[job, ["success", "error", "canceled"]] for job in depends] |
778 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(backend) as client: |
779 | 99af08a4 | Christos Stavrakakis | return client.DeleteNetwork(network.backend_id, depends)
|
780 | 22ee6892 | Christos Stavrakakis | |
781 | 22ee6892 | Christos Stavrakakis | |
782 | 3524241a | Christos Stavrakakis | def disconnect_network(network, backend, group=None): |
783 | bf5c82dc | Christos Stavrakakis | log.debug("Disconnecting network %s to backend %s", network, backend)
|
784 | 22ee6892 | Christos Stavrakakis | |
785 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(backend) as client: |
786 | 99af08a4 | Christos Stavrakakis | groups = [group] if group is not None else client.GetGroups() |
787 | 99af08a4 | Christos Stavrakakis | job_ids = [] |
788 | 99af08a4 | Christos Stavrakakis | for group in groups: |
789 | 99af08a4 | Christos Stavrakakis | job_id = client.DisconnectNetwork(network.backend_id, group) |
790 | 99af08a4 | Christos Stavrakakis | job_ids.append(job_id) |
791 | 99af08a4 | Christos Stavrakakis | return job_ids
|
792 | 36f4cb29 | Christos Stavrakakis | |
793 | 36f4cb29 | Christos Stavrakakis | |
794 | 2a2b01e5 | Christos Stavrakakis | def connect_to_network(vm, nic): |
795 | 2a2b01e5 | Christos Stavrakakis | network = nic.network |
796 | 99af08a4 | Christos Stavrakakis | backend = vm.backend |
797 | acfc71ef | Christos Stavrakakis | network = Network.objects.select_for_update().get(id=network.id) |
798 | 99af08a4 | Christos Stavrakakis | bnet, created = BackendNetwork.objects.get_or_create(backend=backend, |
799 | 99af08a4 | Christos Stavrakakis | network=network) |
800 | 99af08a4 | Christos Stavrakakis | depend_jobs = [] |
801 | 99af08a4 | Christos Stavrakakis | if bnet.operstate != "ACTIVE": |
802 | 99af08a4 | Christos Stavrakakis | depend_jobs = create_network(network, backend, connect=True)
|
803 | 99af08a4 | Christos Stavrakakis | |
804 | 99af08a4 | Christos Stavrakakis | depends = [[job, ["success", "error", "canceled"]] for job in depend_jobs] |
805 | 99af08a4 | Christos Stavrakakis | |
806 | 7c714455 | Christos Stavrakakis | nic = {'name': nic.backend_uuid,
|
807 | 7c714455 | Christos Stavrakakis | 'network': network.backend_id,
|
808 | 7c714455 | Christos Stavrakakis | 'ip': nic.ipv4}
|
809 | 22ee6892 | Christos Stavrakakis | |
810 | 7c714455 | Christos Stavrakakis | log.debug("Adding NIC %s to VM %s", nic, vm)
|
811 | 22ee6892 | Christos Stavrakakis | |
812 | 6488097c | Christos Stavrakakis | kwargs = { |
813 | 6488097c | Christos Stavrakakis | "instance": vm.backend_vm_id,
|
814 | 1d74f135 | Dimitris Aragiorgis | "nics": [("add", "-1", nic)], |
815 | 6488097c | Christos Stavrakakis | "depends": depends,
|
816 | 6488097c | Christos Stavrakakis | } |
817 | 6488097c | Christos Stavrakakis | if vm.backend.use_hotplug():
|
818 | 6488097c | Christos Stavrakakis | kwargs["hotplug"] = True |
819 | 6488097c | Christos Stavrakakis | if settings.TEST:
|
820 | 6488097c | Christos Stavrakakis | kwargs["dry_run"] = True |
821 | 6488097c | Christos Stavrakakis | |
822 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(vm) as client: |
823 | 6488097c | Christos Stavrakakis | return client.ModifyInstance(**kwargs)
|
824 | 22ee6892 | Christos Stavrakakis | |
825 | 22ee6892 | Christos Stavrakakis | |
826 | 3524241a | Christos Stavrakakis | def disconnect_from_network(vm, nic): |
827 | 7c714455 | Christos Stavrakakis | log.debug("Removing NIC %s of VM %s", nic, vm)
|
828 | 22ee6892 | Christos Stavrakakis | |
829 | 6488097c | Christos Stavrakakis | kwargs = { |
830 | 6488097c | Christos Stavrakakis | "instance": vm.backend_vm_id,
|
831 | cd7ed999 | Christos Stavrakakis | "nics": [("remove", nic.backend_uuid, {})], |
832 | 6488097c | Christos Stavrakakis | } |
833 | 6488097c | Christos Stavrakakis | if vm.backend.use_hotplug():
|
834 | 6488097c | Christos Stavrakakis | kwargs["hotplug"] = True |
835 | 6488097c | Christos Stavrakakis | if settings.TEST:
|
836 | 6488097c | Christos Stavrakakis | kwargs["dry_run"] = True |
837 | 6488097c | Christos Stavrakakis | |
838 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(vm) as client: |
839 | 6488097c | Christos Stavrakakis | jobID = client.ModifyInstance(**kwargs) |
840 | 27435d42 | Christos Stavrakakis | # If the NIC has a tag for a firewall profile it must be deleted,
|
841 | 27435d42 | Christos Stavrakakis | # otherwise it may affect another NIC. XXX: Deleting the tag should
|
842 | 27435d42 | Christos Stavrakakis | # depend on the removing the NIC, but currently RAPI client does not
|
843 | 27435d42 | Christos Stavrakakis | # support this, this may result in clearing the firewall profile
|
844 | 27435d42 | Christos Stavrakakis | # without successfully removing the NIC. This issue will be fixed with
|
845 | 27435d42 | Christos Stavrakakis | # use of NIC UUIDs.
|
846 | 27435d42 | Christos Stavrakakis | firewall_profile = nic.firewall_profile |
847 | 231b0fb6 | Christos Stavrakakis | if firewall_profile and firewall_profile != "DISABLED": |
848 | 27435d42 | Christos Stavrakakis | tag = _firewall_tags[firewall_profile] % nic.index |
849 | 27435d42 | Christos Stavrakakis | client.DeleteInstanceTags(vm.backend_vm_id, [tag], |
850 | 27435d42 | Christos Stavrakakis | dry_run=settings.TEST) |
851 | 27435d42 | Christos Stavrakakis | |
852 | 27435d42 | Christos Stavrakakis | return jobID
|
853 | 91826390 | Giorgos Verigakis | |
854 | c25cc9ec | Vangelis Koukis | |
855 | b2791a77 | Christos Stavrakakis | def set_firewall_profile(vm, profile, index=0): |
856 | 26563957 | Giorgos Verigakis | try:
|
857 | b2791a77 | Christos Stavrakakis | tag = _firewall_tags[profile] % index |
858 | 26563957 | Giorgos Verigakis | except KeyError: |
859 | 91826390 | Giorgos Verigakis | raise ValueError("Unsopported Firewall Profile: %s" % profile) |
860 | 37ca953f | Christodoulos Psaltis | |
861 | b2791a77 | Christos Stavrakakis | log.debug("Setting tag of VM %s, NIC index %d, to %s", vm, index, profile)
|
862 | bf5c82dc | Christos Stavrakakis | |
863 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(vm) as client: |
864 | b2791a77 | Christos Stavrakakis | # Delete previous firewall tags
|
865 | b2791a77 | Christos Stavrakakis | old_tags = client.GetInstanceTags(vm.backend_vm_id) |
866 | b2791a77 | Christos Stavrakakis | delete_tags = [(t % index) for t in _firewall_tags.values() |
867 | b2791a77 | Christos Stavrakakis | if (t % index) in old_tags] |
868 | b2791a77 | Christos Stavrakakis | if delete_tags:
|
869 | b2791a77 | Christos Stavrakakis | client.DeleteInstanceTags(vm.backend_vm_id, delete_tags, |
870 | 3524241a | Christos Stavrakakis | dry_run=settings.TEST) |
871 | 37ca953f | Christodoulos Psaltis | |
872 | 27435d42 | Christos Stavrakakis | if profile != "DISABLED": |
873 | 27435d42 | Christos Stavrakakis | client.AddInstanceTags(vm.backend_vm_id, [tag], |
874 | 27435d42 | Christos Stavrakakis | dry_run=settings.TEST) |
875 | 9afeb669 | Kostas Papadimitriou | |
876 | 3524241a | Christos Stavrakakis | # XXX NOP ModifyInstance call to force process_net_status to run
|
877 | 3524241a | Christos Stavrakakis | # on the dispatcher
|
878 | cc92b70f | Christos Stavrakakis | os_name = settings.GANETI_CREATEINSTANCE_KWARGS['os']
|
879 | 3524241a | Christos Stavrakakis | client.ModifyInstance(vm.backend_vm_id, |
880 | cc92b70f | Christos Stavrakakis | os_name=os_name) |
881 | 41a7fae7 | Christos Stavrakakis | return None |
882 | 5eedb0e4 | Vangelis Koukis | |
883 | 41303ed0 | Vangelis Koukis | |
884 | e77a29ab | Christos Stavrakakis | def get_instances(backend, bulk=True): |
885 | e77a29ab | Christos Stavrakakis | with pooled_rapi_client(backend) as c: |
886 | e77a29ab | Christos Stavrakakis | return c.GetInstances(bulk=bulk)
|
887 | d986cb32 | Christos Stavrakakis | |
888 | f5b4f2a3 | Christos Stavrakakis | |
889 | e77a29ab | Christos Stavrakakis | def get_nodes(backend, bulk=True): |
890 | e77a29ab | Christos Stavrakakis | with pooled_rapi_client(backend) as c: |
891 | e77a29ab | Christos Stavrakakis | return c.GetNodes(bulk=bulk)
|
892 | 1a894bfe | Christos Stavrakakis | |
893 | 1a894bfe | Christos Stavrakakis | |
894 | 70a0afab | Christos Stavrakakis | def get_jobs(backend, bulk=True): |
895 | e77a29ab | Christos Stavrakakis | with pooled_rapi_client(backend) as c: |
896 | 70a0afab | Christos Stavrakakis | return c.GetJobs(bulk=bulk)
|
897 | f5b4f2a3 | Christos Stavrakakis | |
898 | 17852fe9 | Giorgos Verigakis | |
899 | 1a894bfe | Christos Stavrakakis | def get_physical_resources(backend): |
900 | 1a894bfe | Christos Stavrakakis | """ Get the physical resources of a backend.
|
901 | 1a894bfe | Christos Stavrakakis |
|
902 | 1a894bfe | Christos Stavrakakis | Get the resources of a backend as reported by the backend (not the db).
|
903 | 41303ed0 | Vangelis Koukis |
|
904 | 1a894bfe | Christos Stavrakakis | """
|
905 | e77a29ab | Christos Stavrakakis | nodes = get_nodes(backend, bulk=True)
|
906 | 1a894bfe | Christos Stavrakakis | attr = ['mfree', 'mtotal', 'dfree', 'dtotal', 'pinst_cnt', 'ctotal'] |
907 | 1a894bfe | Christos Stavrakakis | res = {} |
908 | 1a894bfe | Christos Stavrakakis | for a in attr: |
909 | 1a894bfe | Christos Stavrakakis | res[a] = 0
|
910 | 1a894bfe | Christos Stavrakakis | for n in nodes: |
911 | 1a894bfe | Christos Stavrakakis | # Filter out drained, offline and not vm_capable nodes since they will
|
912 | 1a894bfe | Christos Stavrakakis | # not take part in the vm allocation process
|
913 | cc92b70f | Christos Stavrakakis | can_host_vms = n['vm_capable'] and not (n['drained'] or n['offline']) |
914 | cc92b70f | Christos Stavrakakis | if can_host_vms and n['cnodes']: |
915 | 1a894bfe | Christos Stavrakakis | for a in attr: |
916 | 1a894bfe | Christos Stavrakakis | res[a] += int(n[a])
|
917 | 1a894bfe | Christos Stavrakakis | return res
|
918 | 1a894bfe | Christos Stavrakakis | |
919 | 1a894bfe | Christos Stavrakakis | |
920 | 1da50fe3 | Christos Stavrakakis | def update_backend_resources(backend, resources=None): |
921 | 1a894bfe | Christos Stavrakakis | """ Update the state of the backend resources in db.
|
922 | 1a894bfe | Christos Stavrakakis |
|
923 | 1a894bfe | Christos Stavrakakis | """
|
924 | 17852fe9 | Giorgos Verigakis | |
925 | 1a894bfe | Christos Stavrakakis | if not resources: |
926 | 1a894bfe | Christos Stavrakakis | resources = get_physical_resources(backend) |
927 | 41303ed0 | Vangelis Koukis | |
928 | 1a894bfe | Christos Stavrakakis | backend.mfree = resources['mfree']
|
929 | 1a894bfe | Christos Stavrakakis | backend.mtotal = resources['mtotal']
|
930 | 1a894bfe | Christos Stavrakakis | backend.dfree = resources['dfree']
|
931 | 1a894bfe | Christos Stavrakakis | backend.dtotal = resources['dtotal']
|
932 | 1a894bfe | Christos Stavrakakis | backend.pinst_cnt = resources['pinst_cnt']
|
933 | 1a894bfe | Christos Stavrakakis | backend.ctotal = resources['ctotal']
|
934 | 1a894bfe | Christos Stavrakakis | backend.updated = datetime.now() |
935 | 1a894bfe | Christos Stavrakakis | backend.save() |
936 | 1a894bfe | Christos Stavrakakis | |
937 | 1a894bfe | Christos Stavrakakis | |
938 | 1a894bfe | Christos Stavrakakis | def get_memory_from_instances(backend): |
939 | 1a894bfe | Christos Stavrakakis | """ Get the memory that is used from instances.
|
940 | 1a894bfe | Christos Stavrakakis |
|
941 | 1a894bfe | Christos Stavrakakis | Get the used memory of a backend. Note: This is different for
|
942 | 1a894bfe | Christos Stavrakakis | the real memory used, due to kvm's memory de-duplication.
|
943 | 1a894bfe | Christos Stavrakakis |
|
944 | 1a894bfe | Christos Stavrakakis | """
|
945 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(backend) as client: |
946 | 3524241a | Christos Stavrakakis | instances = client.GetInstances(bulk=True)
|
947 | 1a894bfe | Christos Stavrakakis | mem = 0
|
948 | 1a894bfe | Christos Stavrakakis | for i in instances: |
949 | 1a894bfe | Christos Stavrakakis | mem += i['oper_ram']
|
950 | 1a894bfe | Christos Stavrakakis | return mem
|
951 | b3d28af2 | Christos Stavrakakis | |
952 | 1da50fe3 | Christos Stavrakakis | |
953 | 1da50fe3 | Christos Stavrakakis | def get_available_disk_templates(backend): |
954 | 1da50fe3 | Christos Stavrakakis | """Get the list of available disk templates of a Ganeti backend.
|
955 | 1da50fe3 | Christos Stavrakakis |
|
956 | 1da50fe3 | Christos Stavrakakis | The list contains the disk templates that are enabled in the Ganeti backend
|
957 | 1da50fe3 | Christos Stavrakakis | and also included in ipolicy-disk-templates.
|
958 | 1da50fe3 | Christos Stavrakakis |
|
959 | 1da50fe3 | Christos Stavrakakis | """
|
960 | 1da50fe3 | Christos Stavrakakis | with pooled_rapi_client(backend) as c: |
961 | 1da50fe3 | Christos Stavrakakis | info = c.GetInfo() |
962 | 1da50fe3 | Christos Stavrakakis | ipolicy_disk_templates = info["ipolicy"]["disk-templates"] |
963 | a8ae6989 | Christos Stavrakakis | try:
|
964 | a8ae6989 | Christos Stavrakakis | enabled_disk_templates = info["enabled_disk_templates"]
|
965 | a8ae6989 | Christos Stavrakakis | return [dp for dp in enabled_disk_templates |
966 | a8ae6989 | Christos Stavrakakis | if dp in ipolicy_disk_templates] |
967 | a8ae6989 | Christos Stavrakakis | except KeyError: |
968 | a8ae6989 | Christos Stavrakakis | # Ganeti < 2.8 does not have 'enabled_disk_templates'
|
969 | a8ae6989 | Christos Stavrakakis | return ipolicy_disk_templates
|
970 | 1da50fe3 | Christos Stavrakakis | |
971 | 1da50fe3 | Christos Stavrakakis | |
972 | 1da50fe3 | Christos Stavrakakis | def update_backend_disk_templates(backend): |
973 | 1da50fe3 | Christos Stavrakakis | disk_templates = get_available_disk_templates(backend) |
974 | 1da50fe3 | Christos Stavrakakis | backend.disk_templates = disk_templates |
975 | 1da50fe3 | Christos Stavrakakis | backend.save() |
976 | 1da50fe3 | Christos Stavrakakis | |
977 | 1da50fe3 | Christos Stavrakakis | |
978 | b3d28af2 | Christos Stavrakakis | ##
|
979 | b3d28af2 | Christos Stavrakakis | ## Synchronized operations for reconciliation
|
980 | b3d28af2 | Christos Stavrakakis | ##
|
981 | b3d28af2 | Christos Stavrakakis | |
982 | b3d28af2 | Christos Stavrakakis | |
983 | b3d28af2 | Christos Stavrakakis | def create_network_synced(network, backend): |
984 | b3d28af2 | Christos Stavrakakis | result = _create_network_synced(network, backend) |
985 | b3d28af2 | Christos Stavrakakis | if result[0] != 'success': |
986 | b3d28af2 | Christos Stavrakakis | return result
|
987 | b3d28af2 | Christos Stavrakakis | result = connect_network_synced(network, backend) |
988 | b3d28af2 | Christos Stavrakakis | return result
|
989 | b3d28af2 | Christos Stavrakakis | |
990 | b3d28af2 | Christos Stavrakakis | |
991 | b3d28af2 | Christos Stavrakakis | def _create_network_synced(network, backend): |
992 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(backend) as client: |
993 | e60b4630 | Christos Stavrakakis | job = _create_network(network, backend) |
994 | 3524241a | Christos Stavrakakis | result = wait_for_job(client, job) |
995 | 3524241a | Christos Stavrakakis | return result
|
996 | b3d28af2 | Christos Stavrakakis | |
997 | b3d28af2 | Christos Stavrakakis | |
998 | b3d28af2 | Christos Stavrakakis | def connect_network_synced(network, backend): |
999 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(backend) as client: |
1000 | 3524241a | Christos Stavrakakis | for group in client.GetGroups(): |
1001 | b7d38981 | Dimitris Aragiorgis | job = client.ConnectNetwork(network.backend_id, group, |
1002 | b7d38981 | Dimitris Aragiorgis | network.mode, network.link) |
1003 | 3524241a | Christos Stavrakakis | result = wait_for_job(client, job) |
1004 | 3524241a | Christos Stavrakakis | if result[0] != 'success': |
1005 | 3524241a | Christos Stavrakakis | return result
|
1006 | b3d28af2 | Christos Stavrakakis | |
1007 | b3d28af2 | Christos Stavrakakis | return result
|
1008 | b3d28af2 | Christos Stavrakakis | |
1009 | b3d28af2 | Christos Stavrakakis | |
1010 | b3d28af2 | Christos Stavrakakis | def wait_for_job(client, jobid): |
1011 | b3d28af2 | Christos Stavrakakis | result = client.WaitForJobChange(jobid, ['status', 'opresult'], None, None) |
1012 | b3d28af2 | Christos Stavrakakis | status = result['job_info'][0] |
1013 | b3d28af2 | Christos Stavrakakis | while status not in ['success', 'error', 'cancel']: |
1014 | b3d28af2 | Christos Stavrakakis | result = client.WaitForJobChange(jobid, ['status', 'opresult'], |
1015 | cc92b70f | Christos Stavrakakis | [result], None)
|
1016 | b3d28af2 | Christos Stavrakakis | status = result['job_info'][0] |
1017 | b3d28af2 | Christos Stavrakakis | |
1018 | b3d28af2 | Christos Stavrakakis | if status == 'success': |
1019 | b3d28af2 | Christos Stavrakakis | return (status, None) |
1020 | b3d28af2 | Christos Stavrakakis | else:
|
1021 | b3d28af2 | Christos Stavrakakis | error = result['job_info'][1] |
1022 | b3d28af2 | Christos Stavrakakis | return (status, error) |