root / snf-cyclades-app / synnefo / logic / servers.py @ 18cb3999
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1 | 91884d63 | Giorgos Korfiatis | # Copyright 2011, 2012, 2013 GRNET S.A. All rights reserved.
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2 | 91884d63 | Giorgos Korfiatis | #
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3 | 91884d63 | Giorgos Korfiatis | # Redistribution and use in source and binary forms, with or without
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4 | 91884d63 | Giorgos Korfiatis | # modification, are permitted provided that the following conditions
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5 | 91884d63 | Giorgos Korfiatis | # are met:
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6 | 91884d63 | Giorgos Korfiatis | #
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7 | 91884d63 | Giorgos Korfiatis | # 1. Redistributions of source code must retain the above copyright
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8 | 91884d63 | Giorgos Korfiatis | # notice, this list of conditions and the following disclaimer.
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9 | 91884d63 | Giorgos Korfiatis | #
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10 | 91884d63 | Giorgos Korfiatis | # 2. Redistributions in binary form must reproduce the above copyright
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11 | 91884d63 | Giorgos Korfiatis | # notice, this list of conditions and the following disclaimer in the
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12 | 91884d63 | Giorgos Korfiatis | # documentation and/or other materials provided with the distribution.
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13 | 91884d63 | Giorgos Korfiatis | #
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14 | 91884d63 | Giorgos Korfiatis | # THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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15 | 91884d63 | Giorgos Korfiatis | # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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16 | 91884d63 | Giorgos Korfiatis | # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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17 | 91884d63 | Giorgos Korfiatis | # ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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18 | 91884d63 | Giorgos Korfiatis | # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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19 | 91884d63 | Giorgos Korfiatis | # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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20 | 91884d63 | Giorgos Korfiatis | # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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21 | 91884d63 | Giorgos Korfiatis | # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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22 | 91884d63 | Giorgos Korfiatis | # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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23 | 91884d63 | Giorgos Korfiatis | # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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24 | 91884d63 | Giorgos Korfiatis | # SUCH DAMAGE.
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25 | 91884d63 | Giorgos Korfiatis | #
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26 | 91884d63 | Giorgos Korfiatis | # The views and conclusions contained in the software and documentation are
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27 | 91884d63 | Giorgos Korfiatis | # those of the authors and should not be interpreted as representing official
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28 | 91884d63 | Giorgos Korfiatis | # policies, either expressed or implied, of GRNET S.A.
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29 | 91884d63 | Giorgos Korfiatis | |
30 | 41a7fae7 | Christos Stavrakakis | import logging |
31 | 41a7fae7 | Christos Stavrakakis | |
32 | 41a7fae7 | Christos Stavrakakis | from socket import getfqdn |
33 | 41a7fae7 | Christos Stavrakakis | from functools import wraps |
34 | 41a7fae7 | Christos Stavrakakis | from django import dispatch |
35 | 41a7fae7 | Christos Stavrakakis | from django.db import transaction |
36 | 41a7fae7 | Christos Stavrakakis | from django.utils import simplejson as json |
37 | 41a7fae7 | Christos Stavrakakis | |
38 | 41a7fae7 | Christos Stavrakakis | from snf_django.lib.api import faults |
39 | 0c09b1c0 | Christos Stavrakakis | from django.conf import settings |
40 | 41a7fae7 | Christos Stavrakakis | from synnefo import quotas |
41 | 41a7fae7 | Christos Stavrakakis | from synnefo.api import util |
42 | ba6ad346 | Dionysis Grigoropoulos | from synnefo.logic import backend, ips, utils |
43 | 41a7fae7 | Christos Stavrakakis | from synnefo.logic.backend_allocator import BackendAllocator |
44 | 710b1c43 | Christos Stavrakakis | from synnefo.db.models import (NetworkInterface, VirtualMachine, |
45 | 4944a1f8 | Christos Stavrakakis | VirtualMachineMetadata, IPAddressLog, Network, |
46 | 4944a1f8 | Christos Stavrakakis | Volume) |
47 | 41a7fae7 | Christos Stavrakakis | from vncauthproxy.client import request_forwarding as request_vnc_forwarding |
48 | af1832fe | Christos Stavrakakis | from synnefo.logic import rapi |
49 | 41a7fae7 | Christos Stavrakakis | |
50 | 41a7fae7 | Christos Stavrakakis | log = logging.getLogger(__name__) |
51 | 41a7fae7 | Christos Stavrakakis | |
52 | 41a7fae7 | Christos Stavrakakis | # server creation signal
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53 | 41a7fae7 | Christos Stavrakakis | server_created = dispatch.Signal(providing_args=["created_vm_params"])
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54 | 41a7fae7 | Christos Stavrakakis | |
55 | 41a7fae7 | Christos Stavrakakis | |
56 | 41a7fae7 | Christos Stavrakakis | def validate_server_action(vm, action): |
57 | 41a7fae7 | Christos Stavrakakis | if vm.deleted:
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58 | 41a7fae7 | Christos Stavrakakis | raise faults.BadRequest("Server '%s' has been deleted." % vm.id) |
59 | 41a7fae7 | Christos Stavrakakis | |
60 | 41a7fae7 | Christos Stavrakakis | # Destroyin a server should always be permitted
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61 | 41a7fae7 | Christos Stavrakakis | if action == "DESTROY": |
62 | 41a7fae7 | Christos Stavrakakis | return
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63 | 41a7fae7 | Christos Stavrakakis | |
64 | 41a7fae7 | Christos Stavrakakis | # Check that there is no pending action
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65 | 41a7fae7 | Christos Stavrakakis | pending_action = vm.task |
66 | 41a7fae7 | Christos Stavrakakis | if pending_action:
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67 | 41a7fae7 | Christos Stavrakakis | if pending_action == "BUILD": |
68 | 41a7fae7 | Christos Stavrakakis | raise faults.BuildInProgress("Server '%s' is being build." % vm.id) |
69 | 8d5795b4 | Christos Stavrakakis | raise faults.BadRequest("Cannot perform '%s' action while there is a" |
70 | 41a7fae7 | Christos Stavrakakis | " pending '%s'." % (action, pending_action))
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71 | 41a7fae7 | Christos Stavrakakis | |
72 | 41a7fae7 | Christos Stavrakakis | # Check if action can be performed to VM's operstate
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73 | 41a7fae7 | Christos Stavrakakis | operstate = vm.operstate |
74 | ee688a71 | Christos Stavrakakis | if operstate == "ERROR": |
75 | 8d5795b4 | Christos Stavrakakis | raise faults.BadRequest("Cannot perform '%s' action while server is" |
76 | ee688a71 | Christos Stavrakakis | " in 'ERROR' state." % action)
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77 | ee688a71 | Christos Stavrakakis | elif operstate == "BUILD" and action != "BUILD": |
78 | 41a7fae7 | Christos Stavrakakis | raise faults.BuildInProgress("Server '%s' is being build." % vm.id) |
79 | 9599e997 | Christos Stavrakakis | elif (action == "START" and operstate != "STOPPED") or\ |
80 | 9599e997 | Christos Stavrakakis | (action == "STOP" and operstate != "STARTED") or\ |
81 | 9599e997 | Christos Stavrakakis | (action == "RESIZE" and operstate != "STOPPED") or\ |
82 | 9599e997 | Christos Stavrakakis | (action in ["CONNECT", "DISCONNECT"] and operstate != "STOPPED" |
83 | 9599e997 | Christos Stavrakakis | and not settings.GANETI_USE_HOTPLUG): |
84 | 8d5795b4 | Christos Stavrakakis | raise faults.BadRequest("Cannot perform '%s' action while server is" |
85 | 41a7fae7 | Christos Stavrakakis | " in '%s' state." % (action, operstate))
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86 | 41a7fae7 | Christos Stavrakakis | return
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87 | 41a7fae7 | Christos Stavrakakis | |
88 | 41a7fae7 | Christos Stavrakakis | |
89 | 64bca363 | Giorgos Korfiatis | def server_command(action, action_fields=None): |
90 | 41a7fae7 | Christos Stavrakakis | """Handle execution of a server action.
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91 | 41a7fae7 | Christos Stavrakakis |
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92 | 41a7fae7 | Christos Stavrakakis | Helper function to validate and execute a server action, handle quota
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93 | 41a7fae7 | Christos Stavrakakis | commission and update the 'task' of the VM in the DB.
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94 | 41a7fae7 | Christos Stavrakakis |
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95 | 41a7fae7 | Christos Stavrakakis | 1) Check if action can be performed. If it can, then there must be no
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96 | 41a7fae7 | Christos Stavrakakis | pending task (with the exception of DESTROY).
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97 | 41a7fae7 | Christos Stavrakakis | 2) Handle previous commission if unresolved:
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98 | 41a7fae7 | Christos Stavrakakis | * If it is not pending and it to accept, then accept
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99 | 41a7fae7 | Christos Stavrakakis | * If it is not pending and to reject or is pending then reject it. Since
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100 | 41a7fae7 | Christos Stavrakakis | the action can be performed only if there is no pending task, then there
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101 | 41a7fae7 | Christos Stavrakakis | can be no pending commission. The exception is DESTROY, but in this case
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102 | 41a7fae7 | Christos Stavrakakis | the commission can safely be rejected, and the dispatcher will generate
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103 | 41a7fae7 | Christos Stavrakakis | the correct ones!
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104 | 41a7fae7 | Christos Stavrakakis | 3) Issue new commission and associate it with the VM. Also clear the task.
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105 | 41a7fae7 | Christos Stavrakakis | 4) Send job to ganeti
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106 | 41a7fae7 | Christos Stavrakakis | 5) Update task and commit
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107 | 41a7fae7 | Christos Stavrakakis | """
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108 | 41a7fae7 | Christos Stavrakakis | def decorator(func): |
109 | 41a7fae7 | Christos Stavrakakis | @wraps(func)
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110 | 41a7fae7 | Christos Stavrakakis | @transaction.commit_on_success
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111 | 41a7fae7 | Christos Stavrakakis | def wrapper(vm, *args, **kwargs): |
112 | 41a7fae7 | Christos Stavrakakis | user_id = vm.userid |
113 | 41a7fae7 | Christos Stavrakakis | validate_server_action(vm, action) |
114 | c9fefba3 | Christos Stavrakakis | vm.action = action |
115 | 41a7fae7 | Christos Stavrakakis | |
116 | 5c8076b6 | Christos Stavrakakis | commission_name = "client: api, resource: %s" % vm
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117 | 5c8076b6 | Christos Stavrakakis | quotas.handle_resource_commission(vm, action=action, |
118 | 64bca363 | Giorgos Korfiatis | action_fields=action_fields, |
119 | 5c8076b6 | Christos Stavrakakis | commission_name=commission_name) |
120 | 5c8076b6 | Christos Stavrakakis | vm.save() |
121 | 41a7fae7 | Christos Stavrakakis | |
122 | 562bf712 | Christos Stavrakakis | # XXX: Special case for server creation!
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123 | 562bf712 | Christos Stavrakakis | if action == "BUILD": |
124 | 562bf712 | Christos Stavrakakis | # Perform a commit, because the VirtualMachine must be saved to
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125 | 562bf712 | Christos Stavrakakis | # DB before the OP_INSTANCE_CREATE job in enqueued in Ganeti.
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126 | 562bf712 | Christos Stavrakakis | # Otherwise, messages will arrive from snf-dispatcher about
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127 | 562bf712 | Christos Stavrakakis | # this instance, before the VM is stored in DB.
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128 | 562bf712 | Christos Stavrakakis | transaction.commit() |
129 | 562bf712 | Christos Stavrakakis | # After committing the locks are released. Refetch the instance
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130 | 562bf712 | Christos Stavrakakis | # to guarantee x-lock.
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131 | 562bf712 | Christos Stavrakakis | vm = VirtualMachine.objects.select_for_update().get(id=vm.id) |
132 | 562bf712 | Christos Stavrakakis | |
133 | 41a7fae7 | Christos Stavrakakis | # Send the job to Ganeti and get the associated jobID
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134 | 41a7fae7 | Christos Stavrakakis | try:
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135 | 41a7fae7 | Christos Stavrakakis | job_id = func(vm, *args, **kwargs) |
136 | 41a7fae7 | Christos Stavrakakis | except Exception as e: |
137 | 41a7fae7 | Christos Stavrakakis | if vm.serial is not None: |
138 | 41a7fae7 | Christos Stavrakakis | # Since the job never reached Ganeti, reject the commission
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139 | 41a7fae7 | Christos Stavrakakis | log.debug("Rejecting commission: '%s', could not perform"
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140 | 41a7fae7 | Christos Stavrakakis | " action '%s': %s" % (vm.serial, action, e))
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141 | 41a7fae7 | Christos Stavrakakis | transaction.rollback() |
142 | 41a7fae7 | Christos Stavrakakis | quotas.reject_serial(vm.serial) |
143 | 41a7fae7 | Christos Stavrakakis | transaction.commit() |
144 | 41a7fae7 | Christos Stavrakakis | raise
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145 | 41a7fae7 | Christos Stavrakakis | |
146 | 88fd91af | Christos Stavrakakis | if action == "BUILD" and vm.serial is not None: |
147 | 88fd91af | Christos Stavrakakis | # XXX: Special case for server creation: we must accept the
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148 | 88fd91af | Christos Stavrakakis | # commission because the VM has been stored in DB. Also, if
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149 | 88fd91af | Christos Stavrakakis | # communication with Ganeti fails, the job will never reach
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150 | 88fd91af | Christos Stavrakakis | # Ganeti, and the commission will never be resolved.
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151 | 88fd91af | Christos Stavrakakis | quotas.accept_serial(vm.serial) |
152 | 88fd91af | Christos Stavrakakis | |
153 | 41a7fae7 | Christos Stavrakakis | log.info("user: %s, vm: %s, action: %s, job_id: %s, serial: %s",
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154 | 41a7fae7 | Christos Stavrakakis | user_id, vm.id, action, job_id, vm.serial) |
155 | 41a7fae7 | Christos Stavrakakis | |
156 | 41a7fae7 | Christos Stavrakakis | # store the new task in the VM
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157 | 41a7fae7 | Christos Stavrakakis | if job_id is not None: |
158 | 41a7fae7 | Christos Stavrakakis | vm.task = action |
159 | 41a7fae7 | Christos Stavrakakis | vm.task_job_id = job_id |
160 | 41a7fae7 | Christos Stavrakakis | vm.save() |
161 | 41a7fae7 | Christos Stavrakakis | |
162 | 41a7fae7 | Christos Stavrakakis | return vm
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163 | 41a7fae7 | Christos Stavrakakis | return wrapper
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164 | 41a7fae7 | Christos Stavrakakis | return decorator
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165 | 41a7fae7 | Christos Stavrakakis | |
166 | 41a7fae7 | Christos Stavrakakis | |
167 | 562bf712 | Christos Stavrakakis | @transaction.commit_on_success
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168 | 41a7fae7 | Christos Stavrakakis | def create(userid, name, password, flavor, image, metadata={}, |
169 | 3aecadc8 | Christos Stavrakakis | personality=[], networks=None, use_backend=None): |
170 | 18cb3999 | Christos Stavrakakis | |
171 | 18cb3999 | Christos Stavrakakis | # Check that image fits into the disk
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172 | 18cb3999 | Christos Stavrakakis | if image["size"] > (flavor.disk << 30): |
173 | 18cb3999 | Christos Stavrakakis | msg = "Flavor's disk size '%s' is smaller than the image's size '%s'"
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174 | 18cb3999 | Christos Stavrakakis | raise faults.BadRequest(msg % (flavor.disk << 30, image["size"])) |
175 | 18cb3999 | Christos Stavrakakis | |
176 | 41a7fae7 | Christos Stavrakakis | if use_backend is None: |
177 | 562bf712 | Christos Stavrakakis | # Allocate server to a Ganeti backend
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178 | 562bf712 | Christos Stavrakakis | use_backend = allocate_new_server(userid, flavor) |
179 | 41a7fae7 | Christos Stavrakakis | |
180 | ba6ad346 | Dionysis Grigoropoulos | utils.check_name_length(name, VirtualMachine.VIRTUAL_MACHINE_NAME_LENGTH, |
181 | ba6ad346 | Dionysis Grigoropoulos | "Server name is too long")
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182 | ba6ad346 | Dionysis Grigoropoulos | |
183 | 3aecadc8 | Christos Stavrakakis | # Create the ports for the server
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184 | 16a7ced5 | Christos Stavrakakis | ports = create_instance_ports(userid, networks) |
185 | 6193628f | Christos Stavrakakis | |
186 | 41a7fae7 | Christos Stavrakakis | # Fix flavor for archipelago
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187 | 41a7fae7 | Christos Stavrakakis | disk_template, provider = util.get_flavor_provider(flavor) |
188 | 41a7fae7 | Christos Stavrakakis | if provider:
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189 | 41a7fae7 | Christos Stavrakakis | flavor.disk_template = disk_template |
190 | 41a7fae7 | Christos Stavrakakis | flavor.disk_provider = provider |
191 | 41a7fae7 | Christos Stavrakakis | flavor.disk_origin = None
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192 | 62232bba | Christos Stavrakakis | if provider in settings.GANETI_CLONE_PROVIDERS: |
193 | 41a7fae7 | Christos Stavrakakis | flavor.disk_origin = image['checksum']
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194 | 41a7fae7 | Christos Stavrakakis | image['backend_id'] = 'null' |
195 | 41a7fae7 | Christos Stavrakakis | else:
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196 | 41a7fae7 | Christos Stavrakakis | flavor.disk_provider = None
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197 | 41a7fae7 | Christos Stavrakakis | |
198 | 562bf712 | Christos Stavrakakis | # We must save the VM instance now, so that it gets a valid
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199 | 562bf712 | Christos Stavrakakis | # vm.backend_vm_id.
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200 | 562bf712 | Christos Stavrakakis | vm = VirtualMachine.objects.create(name=name, |
201 | 562bf712 | Christos Stavrakakis | backend=use_backend, |
202 | 562bf712 | Christos Stavrakakis | userid=userid, |
203 | 562bf712 | Christos Stavrakakis | imageid=image["id"],
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204 | 562bf712 | Christos Stavrakakis | flavor=flavor, |
205 | 562bf712 | Christos Stavrakakis | operstate="BUILD")
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206 | 562bf712 | Christos Stavrakakis | log.info("Created entry in DB for VM '%s'", vm)
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207 | 562bf712 | Christos Stavrakakis | |
208 | 3aecadc8 | Christos Stavrakakis | # Associate the ports with the server
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209 | 3aecadc8 | Christos Stavrakakis | for index, port in enumerate(ports): |
210 | 3aecadc8 | Christos Stavrakakis | associate_port_with_machine(port, vm) |
211 | 3aecadc8 | Christos Stavrakakis | port.index = index |
212 | 3aecadc8 | Christos Stavrakakis | port.save() |
213 | 562bf712 | Christos Stavrakakis | |
214 | 4944a1f8 | Christos Stavrakakis | volumes = create_instance_volumes(vm, flavor, image) |
215 | 4944a1f8 | Christos Stavrakakis | |
216 | 562bf712 | Christos Stavrakakis | for key, val in metadata.items(): |
217 | 562bf712 | Christos Stavrakakis | VirtualMachineMetadata.objects.create( |
218 | 562bf712 | Christos Stavrakakis | meta_key=key, |
219 | 562bf712 | Christos Stavrakakis | meta_value=val, |
220 | 562bf712 | Christos Stavrakakis | vm=vm) |
221 | 41a7fae7 | Christos Stavrakakis | |
222 | 88fd91af | Christos Stavrakakis | # Create the server in Ganeti.
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223 | 4944a1f8 | Christos Stavrakakis | vm = create_server(vm, ports, volumes, flavor, image, personality, |
224 | 4944a1f8 | Christos Stavrakakis | password) |
225 | 41a7fae7 | Christos Stavrakakis | |
226 | 41a7fae7 | Christos Stavrakakis | return vm
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227 | 41a7fae7 | Christos Stavrakakis | |
228 | 41a7fae7 | Christos Stavrakakis | |
229 | 562bf712 | Christos Stavrakakis | @transaction.commit_on_success
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230 | 562bf712 | Christos Stavrakakis | def allocate_new_server(userid, flavor): |
231 | 562bf712 | Christos Stavrakakis | """Allocate a new server to a Ganeti backend.
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232 | 562bf712 | Christos Stavrakakis |
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233 | 562bf712 | Christos Stavrakakis | Allocation is performed based on the owner of the server and the specified
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234 | 562bf712 | Christos Stavrakakis | flavor. Also, backends that do not have a public IPv4 address are excluded
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235 | 562bf712 | Christos Stavrakakis | from server allocation.
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236 | 562bf712 | Christos Stavrakakis |
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237 | 562bf712 | Christos Stavrakakis | This function runs inside a transaction, because after allocating the
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238 | 562bf712 | Christos Stavrakakis | instance a commit must be performed in order to release all locks.
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239 | 562bf712 | Christos Stavrakakis |
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240 | 562bf712 | Christos Stavrakakis | """
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241 | 562bf712 | Christos Stavrakakis | backend_allocator = BackendAllocator() |
242 | 562bf712 | Christos Stavrakakis | use_backend = backend_allocator.allocate(userid, flavor) |
243 | 562bf712 | Christos Stavrakakis | if use_backend is None: |
244 | 562bf712 | Christos Stavrakakis | log.error("No available backend for VM with flavor %s", flavor)
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245 | 562bf712 | Christos Stavrakakis | raise faults.ServiceUnavailable("No available backends") |
246 | 562bf712 | Christos Stavrakakis | return use_backend
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247 | 562bf712 | Christos Stavrakakis | |
248 | 562bf712 | Christos Stavrakakis | |
249 | 562bf712 | Christos Stavrakakis | @server_command("BUILD") |
250 | 4944a1f8 | Christos Stavrakakis | def create_server(vm, nics, volumes, flavor, image, personality, password): |
251 | 562bf712 | Christos Stavrakakis | # dispatch server created signal needed to trigger the 'vmapi', which
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252 | 562bf712 | Christos Stavrakakis | # enriches the vm object with the 'config_url' attribute which must be
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253 | 562bf712 | Christos Stavrakakis | # passed to the Ganeti job.
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254 | 562bf712 | Christos Stavrakakis | server_created.send(sender=vm, created_vm_params={ |
255 | 562bf712 | Christos Stavrakakis | 'img_id': image['backend_id'], |
256 | 562bf712 | Christos Stavrakakis | 'img_passwd': password,
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257 | 562bf712 | Christos Stavrakakis | 'img_format': str(image['format']), |
258 | 562bf712 | Christos Stavrakakis | 'img_personality': json.dumps(personality),
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259 | 562bf712 | Christos Stavrakakis | 'img_properties': json.dumps(image['metadata']), |
260 | 562bf712 | Christos Stavrakakis | }) |
261 | 562bf712 | Christos Stavrakakis | # send job to Ganeti
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262 | 88fd91af | Christos Stavrakakis | try:
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263 | 4944a1f8 | Christos Stavrakakis | jobID = backend.create_instance(vm, nics, volumes, flavor, image) |
264 | 88fd91af | Christos Stavrakakis | except:
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265 | 88fd91af | Christos Stavrakakis | log.exception("Failed create instance '%s'", vm)
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266 | 88fd91af | Christos Stavrakakis | jobID = None
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267 | 88fd91af | Christos Stavrakakis | vm.operstate = "ERROR"
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268 | 88fd91af | Christos Stavrakakis | vm.backendlogmsg = "Failed to send job to Ganeti."
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269 | 88fd91af | Christos Stavrakakis | vm.save() |
270 | 88fd91af | Christos Stavrakakis | vm.nics.all().update(state="ERROR")
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271 | 88fd91af | Christos Stavrakakis | |
272 | 562bf712 | Christos Stavrakakis | # At this point the job is enqueued in the Ganeti backend
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273 | 80a548e3 | Christos Stavrakakis | vm.backendopcode = "OP_INSTANCE_CREATE"
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274 | 562bf712 | Christos Stavrakakis | vm.backendjobid = jobID |
275 | 562bf712 | Christos Stavrakakis | vm.save() |
276 | 562bf712 | Christos Stavrakakis | log.info("User %s created VM %s, NICs %s, Backend %s, JobID %s",
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277 | 2fa6faca | Christos Stavrakakis | vm.userid, vm, nics, vm.backend, str(jobID))
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278 | 562bf712 | Christos Stavrakakis | |
279 | 562bf712 | Christos Stavrakakis | return jobID
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280 | 562bf712 | Christos Stavrakakis | |
281 | 562bf712 | Christos Stavrakakis | |
282 | 4944a1f8 | Christos Stavrakakis | def create_instance_volumes(vm, flavor, image): |
283 | 4944a1f8 | Christos Stavrakakis | name = "Root volume of server: %s" % vm.id
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284 | 4944a1f8 | Christos Stavrakakis | volume = Volume.objects.create(userid=vm.userid, |
285 | 4944a1f8 | Christos Stavrakakis | machine=vm, |
286 | 4944a1f8 | Christos Stavrakakis | name=name, |
287 | 4944a1f8 | Christos Stavrakakis | size=flavor.disk, |
288 | 4944a1f8 | Christos Stavrakakis | source_image_id=image["id"],
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289 | 4944a1f8 | Christos Stavrakakis | status="CREATING")
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290 | 4944a1f8 | Christos Stavrakakis | |
291 | 4944a1f8 | Christos Stavrakakis | volume.source_image = image |
292 | 4944a1f8 | Christos Stavrakakis | volume.save() |
293 | 4944a1f8 | Christos Stavrakakis | |
294 | 4944a1f8 | Christos Stavrakakis | return [volume]
|
295 | 4944a1f8 | Christos Stavrakakis | |
296 | 4944a1f8 | Christos Stavrakakis | |
297 | 41a7fae7 | Christos Stavrakakis | @server_command("DESTROY") |
298 | 41a7fae7 | Christos Stavrakakis | def destroy(vm): |
299 | 80a548e3 | Christos Stavrakakis | # XXX: Workaround for race where OP_INSTANCE_REMOVE starts executing on
|
300 | 80a548e3 | Christos Stavrakakis | # Ganeti before OP_INSTANCE_CREATE. This will be fixed when
|
301 | 80a548e3 | Christos Stavrakakis | # OP_INSTANCE_REMOVE supports the 'depends' request attribute.
|
302 | 80a548e3 | Christos Stavrakakis | if (vm.backendopcode == "OP_INSTANCE_CREATE" and |
303 | af1832fe | Christos Stavrakakis | vm.backendjobstatus not in rapi.JOB_STATUS_FINALIZED and |
304 | 80a548e3 | Christos Stavrakakis | backend.job_is_still_running(vm) and
|
305 | 80a548e3 | Christos Stavrakakis | not backend.vm_exists_in_backend(vm)):
|
306 | 80a548e3 | Christos Stavrakakis | raise faults.BuildInProgress("Server is being build") |
307 | 41a7fae7 | Christos Stavrakakis | log.info("Deleting VM %s", vm)
|
308 | 41a7fae7 | Christos Stavrakakis | return backend.delete_instance(vm)
|
309 | 41a7fae7 | Christos Stavrakakis | |
310 | 41a7fae7 | Christos Stavrakakis | |
311 | 41a7fae7 | Christos Stavrakakis | @server_command("START") |
312 | 41a7fae7 | Christos Stavrakakis | def start(vm): |
313 | 41a7fae7 | Christos Stavrakakis | log.info("Starting VM %s", vm)
|
314 | 41a7fae7 | Christos Stavrakakis | return backend.startup_instance(vm)
|
315 | 41a7fae7 | Christos Stavrakakis | |
316 | 41a7fae7 | Christos Stavrakakis | |
317 | 41a7fae7 | Christos Stavrakakis | @server_command("STOP") |
318 | 41a7fae7 | Christos Stavrakakis | def stop(vm): |
319 | 41a7fae7 | Christos Stavrakakis | log.info("Stopping VM %s", vm)
|
320 | 41a7fae7 | Christos Stavrakakis | return backend.shutdown_instance(vm)
|
321 | 41a7fae7 | Christos Stavrakakis | |
322 | 41a7fae7 | Christos Stavrakakis | |
323 | 41a7fae7 | Christos Stavrakakis | @server_command("REBOOT") |
324 | 41a7fae7 | Christos Stavrakakis | def reboot(vm, reboot_type): |
325 | 41a7fae7 | Christos Stavrakakis | if reboot_type not in ("SOFT", "HARD"): |
326 | 41a7fae7 | Christos Stavrakakis | raise faults.BadRequest("Malformed request. Invalid reboot" |
327 | 41a7fae7 | Christos Stavrakakis | " type %s" % reboot_type)
|
328 | 41a7fae7 | Christos Stavrakakis | log.info("Rebooting VM %s. Type %s", vm, reboot_type)
|
329 | 41a7fae7 | Christos Stavrakakis | |
330 | 41a7fae7 | Christos Stavrakakis | return backend.reboot_instance(vm, reboot_type.lower())
|
331 | 41a7fae7 | Christos Stavrakakis | |
332 | 41a7fae7 | Christos Stavrakakis | |
333 | 41a7fae7 | Christos Stavrakakis | def resize(vm, flavor): |
334 | 64bca363 | Giorgos Korfiatis | action_fields = {"beparams": {"vcpus": flavor.cpu, |
335 | 64bca363 | Giorgos Korfiatis | "maxmem": flavor.ram}}
|
336 | 64bca363 | Giorgos Korfiatis | comm = server_command("RESIZE", action_fields=action_fields)
|
337 | 64bca363 | Giorgos Korfiatis | return comm(_resize)(vm, flavor)
|
338 | 64bca363 | Giorgos Korfiatis | |
339 | 64bca363 | Giorgos Korfiatis | |
340 | 64bca363 | Giorgos Korfiatis | def _resize(vm, flavor): |
341 | 41a7fae7 | Christos Stavrakakis | old_flavor = vm.flavor |
342 | 41a7fae7 | Christos Stavrakakis | # User requested the same flavor
|
343 | 41a7fae7 | Christos Stavrakakis | if old_flavor.id == flavor.id:
|
344 | 41a7fae7 | Christos Stavrakakis | raise faults.BadRequest("Server '%s' flavor is already '%s'." |
345 | 41a7fae7 | Christos Stavrakakis | % (vm, flavor)) |
346 | 41a7fae7 | Christos Stavrakakis | # Check that resize can be performed
|
347 | 41a7fae7 | Christos Stavrakakis | if old_flavor.disk != flavor.disk:
|
348 | 8d5795b4 | Christos Stavrakakis | raise faults.BadRequest("Cannot resize instance disk.") |
349 | 41a7fae7 | Christos Stavrakakis | if old_flavor.disk_template != flavor.disk_template:
|
350 | 8d5795b4 | Christos Stavrakakis | raise faults.BadRequest("Cannot change instance disk template.") |
351 | 41a7fae7 | Christos Stavrakakis | |
352 | 41a7fae7 | Christos Stavrakakis | log.info("Resizing VM from flavor '%s' to '%s", old_flavor, flavor)
|
353 | 41a7fae7 | Christos Stavrakakis | return backend.resize_instance(vm, vcpus=flavor.cpu, memory=flavor.ram)
|
354 | 41a7fae7 | Christos Stavrakakis | |
355 | 41a7fae7 | Christos Stavrakakis | |
356 | 41a7fae7 | Christos Stavrakakis | @server_command("SET_FIREWALL_PROFILE") |
357 | d0545590 | Christos Stavrakakis | def set_firewall_profile(vm, profile, nic): |
358 | d0545590 | Christos Stavrakakis | log.info("Setting VM %s, NIC %s, firewall %s", vm, nic, profile)
|
359 | 41a7fae7 | Christos Stavrakakis | |
360 | 41a7fae7 | Christos Stavrakakis | if profile not in [x[0] for x in NetworkInterface.FIREWALL_PROFILES]: |
361 | 41a7fae7 | Christos Stavrakakis | raise faults.BadRequest("Unsupported firewall profile") |
362 | d0545590 | Christos Stavrakakis | backend.set_firewall_profile(vm, profile=profile, nic=nic) |
363 | 41a7fae7 | Christos Stavrakakis | return None |
364 | 41a7fae7 | Christos Stavrakakis | |
365 | 41a7fae7 | Christos Stavrakakis | |
366 | 41a7fae7 | Christos Stavrakakis | @server_command("CONNECT") |
367 | 6b8dc47c | Christos Stavrakakis | def connect(vm, network, port=None): |
368 | 6b8dc47c | Christos Stavrakakis | if port is None: |
369 | fae6e5f0 | Christos Stavrakakis | port = _create_port(vm.userid, network) |
370 | fae6e5f0 | Christos Stavrakakis | associate_port_with_machine(port, vm) |
371 | 41a7fae7 | Christos Stavrakakis | |
372 | fae6e5f0 | Christos Stavrakakis | log.info("Creating NIC %s with IPv4 Address %s", port, port.ipv4_address)
|
373 | 41a7fae7 | Christos Stavrakakis | |
374 | fae6e5f0 | Christos Stavrakakis | return backend.connect_to_network(vm, port)
|
375 | 41a7fae7 | Christos Stavrakakis | |
376 | 41a7fae7 | Christos Stavrakakis | |
377 | 41a7fae7 | Christos Stavrakakis | @server_command("DISCONNECT") |
378 | 7c714455 | Christos Stavrakakis | def disconnect(vm, nic): |
379 | 7c714455 | Christos Stavrakakis | log.info("Removing NIC %s from VM %s", nic, vm)
|
380 | 41a7fae7 | Christos Stavrakakis | return backend.disconnect_from_network(vm, nic)
|
381 | 41a7fae7 | Christos Stavrakakis | |
382 | 41a7fae7 | Christos Stavrakakis | |
383 | 41a7fae7 | Christos Stavrakakis | def console(vm, console_type): |
384 | 41a7fae7 | Christos Stavrakakis | """Arrange for an OOB console of the specified type
|
385 | 41a7fae7 | Christos Stavrakakis |
|
386 | 41a7fae7 | Christos Stavrakakis | This method arranges for an OOB console of the specified type.
|
387 | 41a7fae7 | Christos Stavrakakis | Only consoles of type "vnc" are supported for now.
|
388 | 41a7fae7 | Christos Stavrakakis |
|
389 | 41a7fae7 | Christos Stavrakakis | It uses a running instance of vncauthproxy to setup proper
|
390 | 41a7fae7 | Christos Stavrakakis | VNC forwarding with a random password, then returns the necessary
|
391 | 41a7fae7 | Christos Stavrakakis | VNC connection info to the caller.
|
392 | 41a7fae7 | Christos Stavrakakis |
|
393 | 41a7fae7 | Christos Stavrakakis | """
|
394 | 41a7fae7 | Christos Stavrakakis | log.info("Get console VM %s, type %s", vm, console_type)
|
395 | 41a7fae7 | Christos Stavrakakis | |
396 | 41a7fae7 | Christos Stavrakakis | # Use RAPI to get VNC console information for this instance
|
397 | 41a7fae7 | Christos Stavrakakis | if vm.operstate != "STARTED": |
398 | 41a7fae7 | Christos Stavrakakis | raise faults.BadRequest('Server not in ACTIVE state.') |
399 | 41a7fae7 | Christos Stavrakakis | |
400 | 41a7fae7 | Christos Stavrakakis | if settings.TEST:
|
401 | 41a7fae7 | Christos Stavrakakis | console_data = {'kind': 'vnc', 'host': 'ganeti_node', 'port': 1000} |
402 | 41a7fae7 | Christos Stavrakakis | else:
|
403 | 41a7fae7 | Christos Stavrakakis | console_data = backend.get_instance_console(vm) |
404 | 41a7fae7 | Christos Stavrakakis | |
405 | 41a7fae7 | Christos Stavrakakis | if console_data['kind'] != 'vnc': |
406 | 41a7fae7 | Christos Stavrakakis | message = 'got console of kind %s, not "vnc"' % console_data['kind'] |
407 | 41a7fae7 | Christos Stavrakakis | raise faults.ServiceUnavailable(message)
|
408 | 41a7fae7 | Christos Stavrakakis | |
409 | 41a7fae7 | Christos Stavrakakis | # Let vncauthproxy decide on the source port.
|
410 | 41a7fae7 | Christos Stavrakakis | # The alternative: static allocation, e.g.
|
411 | 41a7fae7 | Christos Stavrakakis | # sport = console_data['port'] - 1000
|
412 | 41a7fae7 | Christos Stavrakakis | sport = 0
|
413 | 41a7fae7 | Christos Stavrakakis | daddr = console_data['host']
|
414 | 41a7fae7 | Christos Stavrakakis | dport = console_data['port']
|
415 | 41a7fae7 | Christos Stavrakakis | password = util.random_password() |
416 | 41a7fae7 | Christos Stavrakakis | |
417 | 41a7fae7 | Christos Stavrakakis | if settings.TEST:
|
418 | 41a7fae7 | Christos Stavrakakis | fwd = {'source_port': 1234, 'status': 'OK'} |
419 | 41a7fae7 | Christos Stavrakakis | else:
|
420 | f3c5f1df | Stratos Psomadakis | vnc_extra_opts = settings.CYCLADES_VNCAUTHPROXY_OPTS |
421 | f3c5f1df | Stratos Psomadakis | fwd = request_vnc_forwarding(sport, daddr, dport, password, |
422 | f3c5f1df | Stratos Psomadakis | **vnc_extra_opts) |
423 | 41a7fae7 | Christos Stavrakakis | |
424 | 41a7fae7 | Christos Stavrakakis | if fwd['status'] != "OK": |
425 | 41a7fae7 | Christos Stavrakakis | raise faults.ServiceUnavailable('vncauthproxy returned error status') |
426 | 41a7fae7 | Christos Stavrakakis | |
427 | 41a7fae7 | Christos Stavrakakis | # Verify that the VNC server settings haven't changed
|
428 | 41a7fae7 | Christos Stavrakakis | if not settings.TEST: |
429 | 41a7fae7 | Christos Stavrakakis | if console_data != backend.get_instance_console(vm):
|
430 | 41a7fae7 | Christos Stavrakakis | raise faults.ServiceUnavailable('VNC Server settings changed.') |
431 | 41a7fae7 | Christos Stavrakakis | |
432 | 41a7fae7 | Christos Stavrakakis | console = { |
433 | 41a7fae7 | Christos Stavrakakis | 'type': 'vnc', |
434 | 41a7fae7 | Christos Stavrakakis | 'host': getfqdn(),
|
435 | 41a7fae7 | Christos Stavrakakis | 'port': fwd['source_port'], |
436 | 41a7fae7 | Christos Stavrakakis | 'password': password}
|
437 | 41a7fae7 | Christos Stavrakakis | |
438 | 41a7fae7 | Christos Stavrakakis | return console
|
439 | 9ba6bb95 | Christos Stavrakakis | |
440 | 9ba6bb95 | Christos Stavrakakis | |
441 | a52cc1b4 | Christos Stavrakakis | def rename(server, new_name): |
442 | a52cc1b4 | Christos Stavrakakis | """Rename a VirtualMachine."""
|
443 | a52cc1b4 | Christos Stavrakakis | old_name = server.name |
444 | a52cc1b4 | Christos Stavrakakis | server.name = new_name |
445 | a52cc1b4 | Christos Stavrakakis | server.save() |
446 | a52cc1b4 | Christos Stavrakakis | log.info("Renamed server '%s' from '%s' to '%s'", server, old_name,
|
447 | a52cc1b4 | Christos Stavrakakis | new_name) |
448 | a52cc1b4 | Christos Stavrakakis | return server
|
449 | 816d7588 | Christos Stavrakakis | |
450 | 816d7588 | Christos Stavrakakis | |
451 | fae6e5f0 | Christos Stavrakakis | @transaction.commit_on_success
|
452 | fae6e5f0 | Christos Stavrakakis | def create_port(*args, **kwargs): |
453 | 129b94d5 | Christos Stavrakakis | vm = kwargs.get("machine", None) |
454 | 129b94d5 | Christos Stavrakakis | if vm is None and len(args) >= 3: |
455 | 129b94d5 | Christos Stavrakakis | vm = args[2]
|
456 | 129b94d5 | Christos Stavrakakis | if vm is not None: |
457 | 129b94d5 | Christos Stavrakakis | if vm.nics.count() == settings.GANETI_MAX_NICS_PER_INSTANCE:
|
458 | 129b94d5 | Christos Stavrakakis | raise faults.BadRequest("Maximum ports per server limit reached") |
459 | fae6e5f0 | Christos Stavrakakis | return _create_port(*args, **kwargs)
|
460 | fae6e5f0 | Christos Stavrakakis | |
461 | fae6e5f0 | Christos Stavrakakis | |
462 | fae6e5f0 | Christos Stavrakakis | def _create_port(userid, network, machine=None, use_ipaddress=None, |
463 | fae6e5f0 | Christos Stavrakakis | address=None, name="", security_groups=None, |
464 | fae6e5f0 | Christos Stavrakakis | device_owner=None):
|
465 | fae6e5f0 | Christos Stavrakakis | """Create a new port on the specified network.
|
466 | 816d7588 | Christos Stavrakakis |
|
467 | fae6e5f0 | Christos Stavrakakis | Create a new Port(NetworkInterface model) on the specified Network. If
|
468 | fae6e5f0 | Christos Stavrakakis | 'machine' is specified, the machine will be connected to the network using
|
469 | fae6e5f0 | Christos Stavrakakis | this port. If 'use_ipaddress' argument is specified, the port will be
|
470 | fae6e5f0 | Christos Stavrakakis | assigned this IPAddress. Otherwise, an IPv4 address from the IPv4 subnet
|
471 | fae6e5f0 | Christos Stavrakakis | will be allocated.
|
472 | 816d7588 | Christos Stavrakakis |
|
473 | 816d7588 | Christos Stavrakakis | """
|
474 | fae6e5f0 | Christos Stavrakakis | if network.state != "ACTIVE": |
475 | 8f335041 | Christos Stavrakakis | raise faults.Conflict("Cannot create port while network '%s' is in" |
476 | 8f335041 | Christos Stavrakakis | " '%s' status" % (network.id, network.state))
|
477 | 8f335041 | Christos Stavrakakis | elif network.action == "DESTROY": |
478 | 8d5795b4 | Christos Stavrakakis | msg = "Cannot create port. Network %s is being deleted."
|
479 | 3f18f035 | Christos Stavrakakis | raise faults.Conflict(msg % network.id)
|
480 | 32b1ed4a | Christos Stavrakakis | elif network.drained:
|
481 | 32b1ed4a | Christos Stavrakakis | raise faults.Conflict("Cannot create port while network %s is in" |
482 | 32b1ed4a | Christos Stavrakakis | " 'SNF:DRAINED' status" % network.id)
|
483 | 8f335041 | Christos Stavrakakis | |
484 | ba6ad346 | Dionysis Grigoropoulos | utils.check_name_length(name, NetworkInterface.NETWORK_IFACE_NAME_LENGTH, |
485 | ba6ad346 | Dionysis Grigoropoulos | "Port name is too long")
|
486 | ba6ad346 | Dionysis Grigoropoulos | |
487 | fae6e5f0 | Christos Stavrakakis | ipaddress = None
|
488 | fae6e5f0 | Christos Stavrakakis | if use_ipaddress is not None: |
489 | fae6e5f0 | Christos Stavrakakis | # Use an existing IPAddress object.
|
490 | fae6e5f0 | Christos Stavrakakis | ipaddress = use_ipaddress |
491 | fae6e5f0 | Christos Stavrakakis | if ipaddress and (ipaddress.network_id != network.id): |
492 | fae6e5f0 | Christos Stavrakakis | msg = "IP Address %s does not belong to network %s"
|
493 | fae6e5f0 | Christos Stavrakakis | raise faults.Conflict(msg % (ipaddress.address, network.id))
|
494 | fae6e5f0 | Christos Stavrakakis | else:
|
495 | fae6e5f0 | Christos Stavrakakis | # If network has IPv4 subnets, try to allocate the address that the
|
496 | fae6e5f0 | Christos Stavrakakis | # the user specified or a random one.
|
497 | fae6e5f0 | Christos Stavrakakis | if network.subnets.filter(ipversion=4).exists(): |
498 | 0292883e | Christos Stavrakakis | ipaddress = ips.allocate_ip(network, userid=userid, |
499 | 0292883e | Christos Stavrakakis | address=address) |
500 | fae6e5f0 | Christos Stavrakakis | elif address is not None: |
501 | fae6e5f0 | Christos Stavrakakis | raise faults.BadRequest("Address %s is not a valid IP for the" |
502 | fae6e5f0 | Christos Stavrakakis | " defined network subnets" % address)
|
503 | fae6e5f0 | Christos Stavrakakis | |
504 | fae6e5f0 | Christos Stavrakakis | if ipaddress is not None and ipaddress.nic is not None: |
505 | fae6e5f0 | Christos Stavrakakis | raise faults.Conflict("IP address '%s' is already in use" % |
506 | fae6e5f0 | Christos Stavrakakis | ipaddress.address) |
507 | fae6e5f0 | Christos Stavrakakis | |
508 | fae6e5f0 | Christos Stavrakakis | port = NetworkInterface.objects.create(network=network, |
509 | fae6e5f0 | Christos Stavrakakis | state="DOWN",
|
510 | fae6e5f0 | Christos Stavrakakis | userid=userid, |
511 | fae6e5f0 | Christos Stavrakakis | device_owner=None,
|
512 | fae6e5f0 | Christos Stavrakakis | name=name) |
513 | fae6e5f0 | Christos Stavrakakis | |
514 | fae6e5f0 | Christos Stavrakakis | # add the security groups if any
|
515 | fae6e5f0 | Christos Stavrakakis | if security_groups:
|
516 | fae6e5f0 | Christos Stavrakakis | port.security_groups.add(*security_groups) |
517 | fae6e5f0 | Christos Stavrakakis | |
518 | fae6e5f0 | Christos Stavrakakis | if ipaddress is not None: |
519 | fae6e5f0 | Christos Stavrakakis | # Associate IPAddress with the Port
|
520 | fae6e5f0 | Christos Stavrakakis | ipaddress.nic = port |
521 | fae6e5f0 | Christos Stavrakakis | ipaddress.save() |
522 | fae6e5f0 | Christos Stavrakakis | |
523 | fae6e5f0 | Christos Stavrakakis | if machine is not None: |
524 | ae2da8a2 | Christos Stavrakakis | # Connect port to the instance.
|
525 | fae6e5f0 | Christos Stavrakakis | machine = connect(machine, network, port) |
526 | fae6e5f0 | Christos Stavrakakis | jobID = machine.task_job_id |
527 | fae6e5f0 | Christos Stavrakakis | log.info("Created Port %s with IP %s. Ganeti Job: %s",
|
528 | fae6e5f0 | Christos Stavrakakis | port, ipaddress, jobID) |
529 | fae6e5f0 | Christos Stavrakakis | else:
|
530 | fae6e5f0 | Christos Stavrakakis | log.info("Created Port %s with IP %s not attached to any instance",
|
531 | fae6e5f0 | Christos Stavrakakis | port, ipaddress) |
532 | 9ba6bb95 | Christos Stavrakakis | |
533 | fae6e5f0 | Christos Stavrakakis | return port
|
534 | 9ba6bb95 | Christos Stavrakakis | |
535 | e7f74e7d | Christos Stavrakakis | |
536 | fae6e5f0 | Christos Stavrakakis | def associate_port_with_machine(port, machine): |
537 | fae6e5f0 | Christos Stavrakakis | """Associate a Port with a VirtualMachine.
|
538 | 9ba6bb95 | Christos Stavrakakis |
|
539 | fae6e5f0 | Christos Stavrakakis | Associate the port with the VirtualMachine and add an entry to the
|
540 | fae6e5f0 | Christos Stavrakakis | IPAddressLog if the port has a public IPv4 address from a public network.
|
541 | 9ba6bb95 | Christos Stavrakakis |
|
542 | fae6e5f0 | Christos Stavrakakis | """
|
543 | ae2da8a2 | Christos Stavrakakis | if port.machine is not None: |
544 | ae2da8a2 | Christos Stavrakakis | raise faults.Conflict("Port %s is already in use." % port.id) |
545 | fae6e5f0 | Christos Stavrakakis | if port.network.public:
|
546 | fae6e5f0 | Christos Stavrakakis | ipv4_address = port.ipv4_address |
547 | fae6e5f0 | Christos Stavrakakis | if ipv4_address is not None: |
548 | fae6e5f0 | Christos Stavrakakis | ip_log = IPAddressLog.objects.create(server_id=machine.id, |
549 | fae6e5f0 | Christos Stavrakakis | network_id=port.network_id, |
550 | fae6e5f0 | Christos Stavrakakis | address=ipv4_address, |
551 | fae6e5f0 | Christos Stavrakakis | active=True)
|
552 | fae6e5f0 | Christos Stavrakakis | log.debug("Created IP log entry %s", ip_log)
|
553 | fae6e5f0 | Christos Stavrakakis | port.machine = machine |
554 | fae6e5f0 | Christos Stavrakakis | port.state = "BUILD"
|
555 | fae6e5f0 | Christos Stavrakakis | port.device_owner = "vm"
|
556 | fae6e5f0 | Christos Stavrakakis | port.save() |
557 | fae6e5f0 | Christos Stavrakakis | return port
|
558 | 9ba6bb95 | Christos Stavrakakis | |
559 | 9ba6bb95 | Christos Stavrakakis | |
560 | fae6e5f0 | Christos Stavrakakis | @transaction.commit_on_success
|
561 | fae6e5f0 | Christos Stavrakakis | def delete_port(port): |
562 | fae6e5f0 | Christos Stavrakakis | """Delete a port by removing the NIC card from the instance.
|
563 | 9ba6bb95 | Christos Stavrakakis |
|
564 | fae6e5f0 | Christos Stavrakakis | Send a Job to remove the NIC card from the instance. The port
|
565 | fae6e5f0 | Christos Stavrakakis | will be deleted and the associated IPv4 addressess will be released
|
566 | 6e73f499 | Christos Stavrakakis | when the job completes successfully.
|
567 | a52cc1b4 | Christos Stavrakakis |
|
568 | fae6e5f0 | Christos Stavrakakis | """
|
569 | a52cc1b4 | Christos Stavrakakis | |
570 | 371ab004 | Christos Stavrakakis | vm = port.machine |
571 | 371ab004 | Christos Stavrakakis | if vm is not None and not vm.deleted: |
572 | fae6e5f0 | Christos Stavrakakis | vm = disconnect(port.machine, port) |
573 | fae6e5f0 | Christos Stavrakakis | log.info("Removing port %s, Job: %s", port, vm.task_job_id)
|
574 | fae6e5f0 | Christos Stavrakakis | else:
|
575 | fae6e5f0 | Christos Stavrakakis | backend.remove_nic_ips(port) |
576 | fae6e5f0 | Christos Stavrakakis | port.delete() |
577 | fae6e5f0 | Christos Stavrakakis | log.info("Removed port %s", port)
|
578 | fae6e5f0 | Christos Stavrakakis | |
579 | fae6e5f0 | Christos Stavrakakis | return port
|
580 | 3aecadc8 | Christos Stavrakakis | |
581 | 3aecadc8 | Christos Stavrakakis | |
582 | 3aecadc8 | Christos Stavrakakis | def create_instance_ports(user_id, networks=None): |
583 | 3aecadc8 | Christos Stavrakakis | # First connect the instance to the networks defined by the admin
|
584 | 3aecadc8 | Christos Stavrakakis | forced_ports = create_ports_for_setting(user_id, category="admin")
|
585 | 3aecadc8 | Christos Stavrakakis | if networks is None: |
586 | 3aecadc8 | Christos Stavrakakis | # If the user did not asked for any networks, connect instance to
|
587 | 3aecadc8 | Christos Stavrakakis | # default networks as defined by the admin
|
588 | 3aecadc8 | Christos Stavrakakis | ports = create_ports_for_setting(user_id, category="default")
|
589 | 3aecadc8 | Christos Stavrakakis | else:
|
590 | 3aecadc8 | Christos Stavrakakis | # Else just connect to the networks that the user defined
|
591 | 3aecadc8 | Christos Stavrakakis | ports = create_ports_for_request(user_id, networks) |
592 | 129b94d5 | Christos Stavrakakis | total_ports = forced_ports + ports |
593 | 129b94d5 | Christos Stavrakakis | if len(total_ports) > settings.GANETI_MAX_NICS_PER_INSTANCE: |
594 | 129b94d5 | Christos Stavrakakis | raise faults.BadRequest("Maximum ports per server limit reached") |
595 | 129b94d5 | Christos Stavrakakis | return total_ports
|
596 | 3aecadc8 | Christos Stavrakakis | |
597 | 3aecadc8 | Christos Stavrakakis | |
598 | 3aecadc8 | Christos Stavrakakis | def create_ports_for_setting(user_id, category): |
599 | 3aecadc8 | Christos Stavrakakis | if category == "admin": |
600 | 3aecadc8 | Christos Stavrakakis | network_setting = settings.CYCLADES_FORCED_SERVER_NETWORKS |
601 | e74a5b4b | Christos Stavrakakis | exception = faults.ServiceUnavailable |
602 | 3aecadc8 | Christos Stavrakakis | elif category == "default": |
603 | 3aecadc8 | Christos Stavrakakis | network_setting = settings.CYCLADES_DEFAULT_SERVER_NETWORKS |
604 | e74a5b4b | Christos Stavrakakis | exception = faults.Conflict |
605 | 3aecadc8 | Christos Stavrakakis | else:
|
606 | 3aecadc8 | Christos Stavrakakis | raise ValueError("Unknown category: %s" % category) |
607 | 3aecadc8 | Christos Stavrakakis | |
608 | 3aecadc8 | Christos Stavrakakis | ports = [] |
609 | 3aecadc8 | Christos Stavrakakis | for network_ids in network_setting: |
610 | 3aecadc8 | Christos Stavrakakis | # Treat even simple network IDs as group of networks with one network
|
611 | 3aecadc8 | Christos Stavrakakis | if type(network_ids) not in (list, tuple): |
612 | 3aecadc8 | Christos Stavrakakis | network_ids = [network_ids] |
613 | 3aecadc8 | Christos Stavrakakis | |
614 | e74a5b4b | Christos Stavrakakis | error_msgs = [] |
615 | 3aecadc8 | Christos Stavrakakis | for network_id in network_ids: |
616 | c32c74d9 | Christos Stavrakakis | success = False
|
617 | 3aecadc8 | Christos Stavrakakis | try:
|
618 | 3aecadc8 | Christos Stavrakakis | ports.append(_port_from_setting(user_id, network_id, category)) |
619 | e74a5b4b | Christos Stavrakakis | # Port successfully created in one of the networks. Skip the
|
620 | e74a5b4b | Christos Stavrakakis | # the rest.
|
621 | c32c74d9 | Christos Stavrakakis | success = True
|
622 | 3aecadc8 | Christos Stavrakakis | break
|
623 | e74a5b4b | Christos Stavrakakis | except faults.Conflict as e: |
624 | e74a5b4b | Christos Stavrakakis | if len(network_ids) == 1: |
625 | e74a5b4b | Christos Stavrakakis | raise exception(e.message)
|
626 | e74a5b4b | Christos Stavrakakis | else:
|
627 | e74a5b4b | Christos Stavrakakis | error_msgs.append(e.message) |
628 | e74a5b4b | Christos Stavrakakis | |
629 | c32c74d9 | Christos Stavrakakis | if not success: |
630 | c32c74d9 | Christos Stavrakakis | if category == "admin": |
631 | c32c74d9 | Christos Stavrakakis | log.error("Cannot connect server to forced networks '%s': %s",
|
632 | c32c74d9 | Christos Stavrakakis | network_ids, error_msgs) |
633 | c32c74d9 | Christos Stavrakakis | raise exception("Cannot connect server to forced server" |
634 | c32c74d9 | Christos Stavrakakis | " networks.")
|
635 | c32c74d9 | Christos Stavrakakis | else:
|
636 | c32c74d9 | Christos Stavrakakis | log.debug("Cannot connect server to default networks '%s': %s",
|
637 | c32c74d9 | Christos Stavrakakis | network_ids, error_msgs) |
638 | c32c74d9 | Christos Stavrakakis | raise exception("Cannot connect server to default server" |
639 | c32c74d9 | Christos Stavrakakis | " networks.")
|
640 | e74a5b4b | Christos Stavrakakis | |
641 | 3aecadc8 | Christos Stavrakakis | return ports
|
642 | 3aecadc8 | Christos Stavrakakis | |
643 | 3aecadc8 | Christos Stavrakakis | |
644 | 3aecadc8 | Christos Stavrakakis | def _port_from_setting(user_id, network_id, category): |
645 | 3aecadc8 | Christos Stavrakakis | # TODO: Fix this..you need only IPv4 and only IPv6 network
|
646 | 3aecadc8 | Christos Stavrakakis | if network_id == "SNF:ANY_PUBLIC_IPV4": |
647 | 3aecadc8 | Christos Stavrakakis | return create_public_ipv4_port(user_id, category=category)
|
648 | 3aecadc8 | Christos Stavrakakis | elif network_id == "SNF:ANY_PUBLIC_IPV6": |
649 | 3aecadc8 | Christos Stavrakakis | return create_public_ipv6_port(user_id, category=category)
|
650 | 3aecadc8 | Christos Stavrakakis | elif network_id == "SNF:ANY_PUBLIC": |
651 | 3aecadc8 | Christos Stavrakakis | try:
|
652 | 3aecadc8 | Christos Stavrakakis | return create_public_ipv4_port(user_id, category=category)
|
653 | e74a5b4b | Christos Stavrakakis | except faults.Conflict as e1: |
654 | e74a5b4b | Christos Stavrakakis | try:
|
655 | e74a5b4b | Christos Stavrakakis | return create_public_ipv6_port(user_id, category=category)
|
656 | e74a5b4b | Christos Stavrakakis | except faults.Conflict as e2: |
657 | e74a5b4b | Christos Stavrakakis | log.error("Failed to connect server to a public IPv4 or IPv6"
|
658 | e74a5b4b | Christos Stavrakakis | " network. IPv4: %s, IPv6: %s", e1, e2)
|
659 | e74a5b4b | Christos Stavrakakis | msg = ("Cannot connect server to a public IPv4 or IPv6"
|
660 | e74a5b4b | Christos Stavrakakis | " network.")
|
661 | e74a5b4b | Christos Stavrakakis | raise faults.Conflict(msg)
|
662 | 3aecadc8 | Christos Stavrakakis | else: # Case of network ID |
663 | 3aecadc8 | Christos Stavrakakis | if category in ["user", "default"]: |
664 | 3aecadc8 | Christos Stavrakakis | return _port_for_request(user_id, {"uuid": network_id}) |
665 | 3aecadc8 | Christos Stavrakakis | elif category == "admin": |
666 | 3aecadc8 | Christos Stavrakakis | network = util.get_network(network_id, user_id, non_deleted=True)
|
667 | 3aecadc8 | Christos Stavrakakis | return _create_port(user_id, network)
|
668 | 3aecadc8 | Christos Stavrakakis | else:
|
669 | 3aecadc8 | Christos Stavrakakis | raise ValueError("Unknown category: %s" % category) |
670 | 3aecadc8 | Christos Stavrakakis | |
671 | 3aecadc8 | Christos Stavrakakis | |
672 | 3aecadc8 | Christos Stavrakakis | def create_public_ipv4_port(user_id, network=None, address=None, |
673 | 3aecadc8 | Christos Stavrakakis | category="user"):
|
674 | 3aecadc8 | Christos Stavrakakis | """Create a port in a public IPv4 network.
|
675 | 3aecadc8 | Christos Stavrakakis |
|
676 | 3aecadc8 | Christos Stavrakakis | Create a port in a public IPv4 network (that may also have an IPv6
|
677 | 3aecadc8 | Christos Stavrakakis | subnet). If the category is 'user' or 'default' this will try to use
|
678 | 3aecadc8 | Christos Stavrakakis | one of the users floating IPs. If the category is 'admin' will
|
679 | 3aecadc8 | Christos Stavrakakis | create a port to the public network (without floating IPs or quotas).
|
680 | 3aecadc8 | Christos Stavrakakis |
|
681 | 3aecadc8 | Christos Stavrakakis | """
|
682 | 3aecadc8 | Christos Stavrakakis | if category in ["user", "default"]: |
683 | 3aecadc8 | Christos Stavrakakis | if address is None: |
684 | 3aecadc8 | Christos Stavrakakis | ipaddress = ips.get_free_floating_ip(user_id, network) |
685 | 3aecadc8 | Christos Stavrakakis | else:
|
686 | 3aecadc8 | Christos Stavrakakis | ipaddress = util.get_floating_ip_by_address(user_id, address, |
687 | 3aecadc8 | Christos Stavrakakis | for_update=True)
|
688 | 3aecadc8 | Christos Stavrakakis | elif category == "admin": |
689 | 3aecadc8 | Christos Stavrakakis | if network is None: |
690 | 3aecadc8 | Christos Stavrakakis | ipaddress = ips.allocate_public_ip(user_id) |
691 | 3aecadc8 | Christos Stavrakakis | else:
|
692 | 3aecadc8 | Christos Stavrakakis | ipaddress = ips.allocate_ip(network, user_id) |
693 | 3aecadc8 | Christos Stavrakakis | else:
|
694 | 3aecadc8 | Christos Stavrakakis | raise ValueError("Unknown category: %s" % category) |
695 | 3aecadc8 | Christos Stavrakakis | if network is None: |
696 | 3aecadc8 | Christos Stavrakakis | network = ipaddress.network |
697 | 3aecadc8 | Christos Stavrakakis | return _create_port(user_id, network, use_ipaddress=ipaddress)
|
698 | 3aecadc8 | Christos Stavrakakis | |
699 | 3aecadc8 | Christos Stavrakakis | |
700 | 3aecadc8 | Christos Stavrakakis | def create_public_ipv6_port(user_id, category=None): |
701 | 3aecadc8 | Christos Stavrakakis | """Create a port in a public IPv6 only network."""
|
702 | 3aecadc8 | Christos Stavrakakis | networks = Network.objects.filter(public=True, deleted=False, |
703 | 3aecadc8 | Christos Stavrakakis | drained=False, subnets__ipversion=6)\ |
704 | 3aecadc8 | Christos Stavrakakis | .exclude(subnets__ipversion=4)
|
705 | 3aecadc8 | Christos Stavrakakis | if networks:
|
706 | 3aecadc8 | Christos Stavrakakis | return _create_port(user_id, networks[0]) |
707 | 3aecadc8 | Christos Stavrakakis | else:
|
708 | 3aecadc8 | Christos Stavrakakis | msg = "No available IPv6 only network!"
|
709 | 3aecadc8 | Christos Stavrakakis | log.error(msg) |
710 | 3aecadc8 | Christos Stavrakakis | raise faults.Conflict(msg)
|
711 | 3aecadc8 | Christos Stavrakakis | |
712 | 3aecadc8 | Christos Stavrakakis | |
713 | 3aecadc8 | Christos Stavrakakis | def create_ports_for_request(user_id, networks): |
714 | 3aecadc8 | Christos Stavrakakis | """Create the server ports requested by the user.
|
715 | 3aecadc8 | Christos Stavrakakis |
|
716 | 3aecadc8 | Christos Stavrakakis | Create the ports for the new servers as requested in the 'networks'
|
717 | 3aecadc8 | Christos Stavrakakis | attribute. The networks attribute contains either a list of network IDs
|
718 | 3aecadc8 | Christos Stavrakakis | ('uuid') or a list of ports IDs ('port'). In case of network IDs, the user
|
719 | 3aecadc8 | Christos Stavrakakis | can also specify an IPv4 address ('fixed_ip'). In order to connect to a
|
720 | 3aecadc8 | Christos Stavrakakis | public network, the 'fixed_ip' attribute must contain the IPv4 address of a
|
721 | 3aecadc8 | Christos Stavrakakis | floating IP. If the network is public but the 'fixed_ip' attribute is not
|
722 | 3aecadc8 | Christos Stavrakakis | specified, the system will automatically reserve one of the users floating
|
723 | 3aecadc8 | Christos Stavrakakis | IPs.
|
724 | 3aecadc8 | Christos Stavrakakis |
|
725 | 3aecadc8 | Christos Stavrakakis | """
|
726 | 3aecadc8 | Christos Stavrakakis | return [_port_for_request(user_id, network) for network in networks] |
727 | 3aecadc8 | Christos Stavrakakis | |
728 | 3aecadc8 | Christos Stavrakakis | |
729 | 3aecadc8 | Christos Stavrakakis | def _port_for_request(user_id, network_dict): |
730 | 3aecadc8 | Christos Stavrakakis | port_id = network_dict.get("port")
|
731 | 3aecadc8 | Christos Stavrakakis | network_id = network_dict.get("uuid")
|
732 | 3aecadc8 | Christos Stavrakakis | if port_id is not None: |
733 | 3aecadc8 | Christos Stavrakakis | return util.get_port(port_id, user_id, for_update=True) |
734 | 3aecadc8 | Christos Stavrakakis | elif network_id is not None: |
735 | 3aecadc8 | Christos Stavrakakis | address = network_dict.get("fixed_ip")
|
736 | 3aecadc8 | Christos Stavrakakis | network = util.get_network(network_id, user_id, non_deleted=True)
|
737 | 3aecadc8 | Christos Stavrakakis | if network.public:
|
738 | 3aecadc8 | Christos Stavrakakis | if network.subnet4 is not None: |
739 | 3aecadc8 | Christos Stavrakakis | if not "fixed_ip" in network_dict: |
740 | 3aecadc8 | Christos Stavrakakis | return create_public_ipv4_port(user_id, network)
|
741 | 3aecadc8 | Christos Stavrakakis | elif address is None: |
742 | 3aecadc8 | Christos Stavrakakis | msg = "Cannot connect to public network"
|
743 | 3aecadc8 | Christos Stavrakakis | raise faults.BadRequest(msg % network.id)
|
744 | 3aecadc8 | Christos Stavrakakis | else:
|
745 | 3aecadc8 | Christos Stavrakakis | return create_public_ipv4_port(user_id, network, address)
|
746 | 3aecadc8 | Christos Stavrakakis | else:
|
747 | 3aecadc8 | Christos Stavrakakis | raise faults.Forbidden("Cannot connect to IPv6 only public" |
748 | 3aecadc8 | Christos Stavrakakis | " network %" % network.id)
|
749 | 3aecadc8 | Christos Stavrakakis | else:
|
750 | 3aecadc8 | Christos Stavrakakis | return _create_port(user_id, network, address=address)
|
751 | 3aecadc8 | Christos Stavrakakis | else:
|
752 | 3aecadc8 | Christos Stavrakakis | raise faults.BadRequest("Network 'uuid' or 'port' attribute" |
753 | 3aecadc8 | Christos Stavrakakis | " is required.") |