root / snf-cyclades-app / synnefo / logic / servers.py @ 435bb7fb
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1 | 41a7fae7 | Christos Stavrakakis | import logging |
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2 | 41a7fae7 | Christos Stavrakakis | |
3 | 41a7fae7 | Christos Stavrakakis | from socket import getfqdn |
4 | 41a7fae7 | Christos Stavrakakis | from functools import wraps |
5 | 41a7fae7 | Christos Stavrakakis | from django import dispatch |
6 | 41a7fae7 | Christos Stavrakakis | from django.db import transaction |
7 | 41a7fae7 | Christos Stavrakakis | from django.utils import simplejson as json |
8 | 41a7fae7 | Christos Stavrakakis | |
9 | 41a7fae7 | Christos Stavrakakis | from snf_django.lib.api import faults |
10 | 0c09b1c0 | Christos Stavrakakis | from django.conf import settings |
11 | 41a7fae7 | Christos Stavrakakis | from synnefo import quotas |
12 | 41a7fae7 | Christos Stavrakakis | from synnefo.api import util |
13 | 0292883e | Christos Stavrakakis | from synnefo.logic import backend, ips |
14 | 41a7fae7 | Christos Stavrakakis | from synnefo.logic.backend_allocator import BackendAllocator |
15 | 710b1c43 | Christos Stavrakakis | from synnefo.db.models import (NetworkInterface, VirtualMachine, |
16 | 3aecadc8 | Christos Stavrakakis | VirtualMachineMetadata, IPAddressLog, Network) |
17 | 41a7fae7 | Christos Stavrakakis | from vncauthproxy.client import request_forwarding as request_vnc_forwarding |
18 | 41a7fae7 | Christos Stavrakakis | |
19 | 41a7fae7 | Christos Stavrakakis | log = logging.getLogger(__name__) |
20 | 41a7fae7 | Christos Stavrakakis | |
21 | 41a7fae7 | Christos Stavrakakis | # server creation signal
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22 | 41a7fae7 | Christos Stavrakakis | server_created = dispatch.Signal(providing_args=["created_vm_params"])
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23 | 41a7fae7 | Christos Stavrakakis | |
24 | 41a7fae7 | Christos Stavrakakis | |
25 | 41a7fae7 | Christos Stavrakakis | def validate_server_action(vm, action): |
26 | 41a7fae7 | Christos Stavrakakis | if vm.deleted:
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27 | 41a7fae7 | Christos Stavrakakis | raise faults.BadRequest("Server '%s' has been deleted." % vm.id) |
28 | 41a7fae7 | Christos Stavrakakis | |
29 | 41a7fae7 | Christos Stavrakakis | # Destroyin a server should always be permitted
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30 | 41a7fae7 | Christos Stavrakakis | if action == "DESTROY": |
31 | 41a7fae7 | Christos Stavrakakis | return
|
32 | 41a7fae7 | Christos Stavrakakis | |
33 | 41a7fae7 | Christos Stavrakakis | # Check that there is no pending action
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34 | 41a7fae7 | Christos Stavrakakis | pending_action = vm.task |
35 | 41a7fae7 | Christos Stavrakakis | if pending_action:
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36 | 41a7fae7 | Christos Stavrakakis | if pending_action == "BUILD": |
37 | 41a7fae7 | Christos Stavrakakis | raise faults.BuildInProgress("Server '%s' is being build." % vm.id) |
38 | 8d5795b4 | Christos Stavrakakis | raise faults.BadRequest("Cannot perform '%s' action while there is a" |
39 | 41a7fae7 | Christos Stavrakakis | " pending '%s'." % (action, pending_action))
|
40 | 41a7fae7 | Christos Stavrakakis | |
41 | 41a7fae7 | Christos Stavrakakis | # Check if action can be performed to VM's operstate
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42 | 41a7fae7 | Christos Stavrakakis | operstate = vm.operstate |
43 | ee688a71 | Christos Stavrakakis | if operstate == "ERROR": |
44 | 8d5795b4 | Christos Stavrakakis | raise faults.BadRequest("Cannot perform '%s' action while server is" |
45 | ee688a71 | Christos Stavrakakis | " in 'ERROR' state." % action)
|
46 | ee688a71 | Christos Stavrakakis | elif operstate == "BUILD" and action != "BUILD": |
47 | 41a7fae7 | Christos Stavrakakis | raise faults.BuildInProgress("Server '%s' is being build." % vm.id) |
48 | 9599e997 | Christos Stavrakakis | elif (action == "START" and operstate != "STOPPED") or\ |
49 | 9599e997 | Christos Stavrakakis | (action == "STOP" and operstate != "STARTED") or\ |
50 | 9599e997 | Christos Stavrakakis | (action == "RESIZE" and operstate != "STOPPED") or\ |
51 | 9599e997 | Christos Stavrakakis | (action in ["CONNECT", "DISCONNECT"] and operstate != "STOPPED" |
52 | 9599e997 | Christos Stavrakakis | and not settings.GANETI_USE_HOTPLUG): |
53 | 8d5795b4 | Christos Stavrakakis | raise faults.BadRequest("Cannot perform '%s' action while server is" |
54 | 41a7fae7 | Christos Stavrakakis | " in '%s' state." % (action, operstate))
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55 | 41a7fae7 | Christos Stavrakakis | return
|
56 | 41a7fae7 | Christos Stavrakakis | |
57 | 41a7fae7 | Christos Stavrakakis | |
58 | 41a7fae7 | Christos Stavrakakis | def server_command(action): |
59 | 41a7fae7 | Christos Stavrakakis | """Handle execution of a server action.
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60 | 41a7fae7 | Christos Stavrakakis |
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61 | 41a7fae7 | Christos Stavrakakis | Helper function to validate and execute a server action, handle quota
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62 | 41a7fae7 | Christos Stavrakakis | commission and update the 'task' of the VM in the DB.
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63 | 41a7fae7 | Christos Stavrakakis |
|
64 | 41a7fae7 | Christos Stavrakakis | 1) Check if action can be performed. If it can, then there must be no
|
65 | 41a7fae7 | Christos Stavrakakis | pending task (with the exception of DESTROY).
|
66 | 41a7fae7 | Christos Stavrakakis | 2) Handle previous commission if unresolved:
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67 | 41a7fae7 | Christos Stavrakakis | * If it is not pending and it to accept, then accept
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68 | 41a7fae7 | Christos Stavrakakis | * If it is not pending and to reject or is pending then reject it. Since
|
69 | 41a7fae7 | Christos Stavrakakis | the action can be performed only if there is no pending task, then there
|
70 | 41a7fae7 | Christos Stavrakakis | can be no pending commission. The exception is DESTROY, but in this case
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71 | 41a7fae7 | Christos Stavrakakis | the commission can safely be rejected, and the dispatcher will generate
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72 | 41a7fae7 | Christos Stavrakakis | the correct ones!
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73 | 41a7fae7 | Christos Stavrakakis | 3) Issue new commission and associate it with the VM. Also clear the task.
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74 | 41a7fae7 | Christos Stavrakakis | 4) Send job to ganeti
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75 | 41a7fae7 | Christos Stavrakakis | 5) Update task and commit
|
76 | 41a7fae7 | Christos Stavrakakis | """
|
77 | 41a7fae7 | Christos Stavrakakis | def decorator(func): |
78 | 41a7fae7 | Christos Stavrakakis | @wraps(func)
|
79 | 41a7fae7 | Christos Stavrakakis | @transaction.commit_on_success
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80 | 41a7fae7 | Christos Stavrakakis | def wrapper(vm, *args, **kwargs): |
81 | 41a7fae7 | Christos Stavrakakis | user_id = vm.userid |
82 | 41a7fae7 | Christos Stavrakakis | validate_server_action(vm, action) |
83 | c9fefba3 | Christos Stavrakakis | vm.action = action |
84 | 41a7fae7 | Christos Stavrakakis | |
85 | 5c8076b6 | Christos Stavrakakis | commission_name = "client: api, resource: %s" % vm
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86 | 5c8076b6 | Christos Stavrakakis | quotas.handle_resource_commission(vm, action=action, |
87 | 5c8076b6 | Christos Stavrakakis | commission_name=commission_name) |
88 | 5c8076b6 | Christos Stavrakakis | vm.save() |
89 | 41a7fae7 | Christos Stavrakakis | |
90 | 562bf712 | Christos Stavrakakis | # XXX: Special case for server creation!
|
91 | 562bf712 | Christos Stavrakakis | if action == "BUILD": |
92 | 562bf712 | Christos Stavrakakis | # Perform a commit, because the VirtualMachine must be saved to
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93 | 562bf712 | Christos Stavrakakis | # DB before the OP_INSTANCE_CREATE job in enqueued in Ganeti.
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94 | 562bf712 | Christos Stavrakakis | # Otherwise, messages will arrive from snf-dispatcher about
|
95 | 562bf712 | Christos Stavrakakis | # this instance, before the VM is stored in DB.
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96 | 562bf712 | Christos Stavrakakis | transaction.commit() |
97 | 562bf712 | Christos Stavrakakis | # After committing the locks are released. Refetch the instance
|
98 | 562bf712 | Christos Stavrakakis | # to guarantee x-lock.
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99 | 562bf712 | Christos Stavrakakis | vm = VirtualMachine.objects.select_for_update().get(id=vm.id) |
100 | 562bf712 | Christos Stavrakakis | |
101 | 41a7fae7 | Christos Stavrakakis | # Send the job to Ganeti and get the associated jobID
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102 | 41a7fae7 | Christos Stavrakakis | try:
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103 | 41a7fae7 | Christos Stavrakakis | job_id = func(vm, *args, **kwargs) |
104 | 41a7fae7 | Christos Stavrakakis | except Exception as e: |
105 | 41a7fae7 | Christos Stavrakakis | if vm.serial is not None: |
106 | 41a7fae7 | Christos Stavrakakis | # Since the job never reached Ganeti, reject the commission
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107 | 41a7fae7 | Christos Stavrakakis | log.debug("Rejecting commission: '%s', could not perform"
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108 | 41a7fae7 | Christos Stavrakakis | " action '%s': %s" % (vm.serial, action, e))
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109 | 41a7fae7 | Christos Stavrakakis | transaction.rollback() |
110 | 41a7fae7 | Christos Stavrakakis | quotas.reject_serial(vm.serial) |
111 | 41a7fae7 | Christos Stavrakakis | transaction.commit() |
112 | 41a7fae7 | Christos Stavrakakis | raise
|
113 | 41a7fae7 | Christos Stavrakakis | |
114 | 88fd91af | Christos Stavrakakis | if action == "BUILD" and vm.serial is not None: |
115 | 88fd91af | Christos Stavrakakis | # XXX: Special case for server creation: we must accept the
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116 | 88fd91af | Christos Stavrakakis | # commission because the VM has been stored in DB. Also, if
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117 | 88fd91af | Christos Stavrakakis | # communication with Ganeti fails, the job will never reach
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118 | 88fd91af | Christos Stavrakakis | # Ganeti, and the commission will never be resolved.
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119 | 88fd91af | Christos Stavrakakis | quotas.accept_serial(vm.serial) |
120 | 88fd91af | Christos Stavrakakis | |
121 | 41a7fae7 | Christos Stavrakakis | log.info("user: %s, vm: %s, action: %s, job_id: %s, serial: %s",
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122 | 41a7fae7 | Christos Stavrakakis | user_id, vm.id, action, job_id, vm.serial) |
123 | 41a7fae7 | Christos Stavrakakis | |
124 | 41a7fae7 | Christos Stavrakakis | # store the new task in the VM
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125 | 41a7fae7 | Christos Stavrakakis | if job_id is not None: |
126 | 41a7fae7 | Christos Stavrakakis | vm.task = action |
127 | 41a7fae7 | Christos Stavrakakis | vm.task_job_id = job_id |
128 | 41a7fae7 | Christos Stavrakakis | vm.save() |
129 | 41a7fae7 | Christos Stavrakakis | |
130 | 41a7fae7 | Christos Stavrakakis | return vm
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131 | 41a7fae7 | Christos Stavrakakis | return wrapper
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132 | 41a7fae7 | Christos Stavrakakis | return decorator
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133 | 41a7fae7 | Christos Stavrakakis | |
134 | 41a7fae7 | Christos Stavrakakis | |
135 | 562bf712 | Christos Stavrakakis | @transaction.commit_on_success
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136 | 41a7fae7 | Christos Stavrakakis | def create(userid, name, password, flavor, image, metadata={}, |
137 | 3aecadc8 | Christos Stavrakakis | personality=[], networks=None, use_backend=None): |
138 | 41a7fae7 | Christos Stavrakakis | if use_backend is None: |
139 | 562bf712 | Christos Stavrakakis | # Allocate server to a Ganeti backend
|
140 | 562bf712 | Christos Stavrakakis | use_backend = allocate_new_server(userid, flavor) |
141 | 41a7fae7 | Christos Stavrakakis | |
142 | 3aecadc8 | Christos Stavrakakis | # Create the ports for the server
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143 | 3aecadc8 | Christos Stavrakakis | try:
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144 | 3aecadc8 | Christos Stavrakakis | ports = create_instance_ports(userid, networks) |
145 | 3aecadc8 | Christos Stavrakakis | except Exception as e: |
146 | 3aecadc8 | Christos Stavrakakis | raise e
|
147 | 6193628f | Christos Stavrakakis | |
148 | 41a7fae7 | Christos Stavrakakis | # Fix flavor for archipelago
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149 | 41a7fae7 | Christos Stavrakakis | disk_template, provider = util.get_flavor_provider(flavor) |
150 | 41a7fae7 | Christos Stavrakakis | if provider:
|
151 | 41a7fae7 | Christos Stavrakakis | flavor.disk_template = disk_template |
152 | 41a7fae7 | Christos Stavrakakis | flavor.disk_provider = provider |
153 | 41a7fae7 | Christos Stavrakakis | flavor.disk_origin = None
|
154 | 41a7fae7 | Christos Stavrakakis | if provider == 'vlmc': |
155 | 41a7fae7 | Christos Stavrakakis | flavor.disk_origin = image['checksum']
|
156 | 41a7fae7 | Christos Stavrakakis | image['backend_id'] = 'null' |
157 | 41a7fae7 | Christos Stavrakakis | else:
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158 | 41a7fae7 | Christos Stavrakakis | flavor.disk_provider = None
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159 | 41a7fae7 | Christos Stavrakakis | |
160 | 562bf712 | Christos Stavrakakis | # We must save the VM instance now, so that it gets a valid
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161 | 562bf712 | Christos Stavrakakis | # vm.backend_vm_id.
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162 | 562bf712 | Christos Stavrakakis | vm = VirtualMachine.objects.create(name=name, |
163 | 562bf712 | Christos Stavrakakis | backend=use_backend, |
164 | 562bf712 | Christos Stavrakakis | userid=userid, |
165 | 562bf712 | Christos Stavrakakis | imageid=image["id"],
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166 | 562bf712 | Christos Stavrakakis | flavor=flavor, |
167 | 562bf712 | Christos Stavrakakis | operstate="BUILD")
|
168 | 562bf712 | Christos Stavrakakis | log.info("Created entry in DB for VM '%s'", vm)
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169 | 562bf712 | Christos Stavrakakis | |
170 | 3aecadc8 | Christos Stavrakakis | # Associate the ports with the server
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171 | 3aecadc8 | Christos Stavrakakis | for index, port in enumerate(ports): |
172 | 3aecadc8 | Christos Stavrakakis | associate_port_with_machine(port, vm) |
173 | 3aecadc8 | Christos Stavrakakis | port.index = index |
174 | 3aecadc8 | Christos Stavrakakis | port.save() |
175 | 562bf712 | Christos Stavrakakis | |
176 | 562bf712 | Christos Stavrakakis | for key, val in metadata.items(): |
177 | 562bf712 | Christos Stavrakakis | VirtualMachineMetadata.objects.create( |
178 | 562bf712 | Christos Stavrakakis | meta_key=key, |
179 | 562bf712 | Christos Stavrakakis | meta_value=val, |
180 | 562bf712 | Christos Stavrakakis | vm=vm) |
181 | 41a7fae7 | Christos Stavrakakis | |
182 | 88fd91af | Christos Stavrakakis | # Create the server in Ganeti.
|
183 | 3aecadc8 | Christos Stavrakakis | vm = create_server(vm, ports, flavor, image, personality, password) |
184 | 41a7fae7 | Christos Stavrakakis | |
185 | 41a7fae7 | Christos Stavrakakis | return vm
|
186 | 41a7fae7 | Christos Stavrakakis | |
187 | 41a7fae7 | Christos Stavrakakis | |
188 | 562bf712 | Christos Stavrakakis | @transaction.commit_on_success
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189 | 562bf712 | Christos Stavrakakis | def allocate_new_server(userid, flavor): |
190 | 562bf712 | Christos Stavrakakis | """Allocate a new server to a Ganeti backend.
|
191 | 562bf712 | Christos Stavrakakis |
|
192 | 562bf712 | Christos Stavrakakis | Allocation is performed based on the owner of the server and the specified
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193 | 562bf712 | Christos Stavrakakis | flavor. Also, backends that do not have a public IPv4 address are excluded
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194 | 562bf712 | Christos Stavrakakis | from server allocation.
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195 | 562bf712 | Christos Stavrakakis |
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196 | 562bf712 | Christos Stavrakakis | This function runs inside a transaction, because after allocating the
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197 | 562bf712 | Christos Stavrakakis | instance a commit must be performed in order to release all locks.
|
198 | 562bf712 | Christos Stavrakakis |
|
199 | 562bf712 | Christos Stavrakakis | """
|
200 | 562bf712 | Christos Stavrakakis | backend_allocator = BackendAllocator() |
201 | 562bf712 | Christos Stavrakakis | use_backend = backend_allocator.allocate(userid, flavor) |
202 | 562bf712 | Christos Stavrakakis | if use_backend is None: |
203 | 562bf712 | Christos Stavrakakis | log.error("No available backend for VM with flavor %s", flavor)
|
204 | 562bf712 | Christos Stavrakakis | raise faults.ServiceUnavailable("No available backends") |
205 | 562bf712 | Christos Stavrakakis | return use_backend
|
206 | 562bf712 | Christos Stavrakakis | |
207 | 562bf712 | Christos Stavrakakis | |
208 | 562bf712 | Christos Stavrakakis | @server_command("BUILD") |
209 | 562bf712 | Christos Stavrakakis | def create_server(vm, nics, flavor, image, personality, password): |
210 | 562bf712 | Christos Stavrakakis | # dispatch server created signal needed to trigger the 'vmapi', which
|
211 | 562bf712 | Christos Stavrakakis | # enriches the vm object with the 'config_url' attribute which must be
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212 | 562bf712 | Christos Stavrakakis | # passed to the Ganeti job.
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213 | 562bf712 | Christos Stavrakakis | server_created.send(sender=vm, created_vm_params={ |
214 | 562bf712 | Christos Stavrakakis | 'img_id': image['backend_id'], |
215 | 562bf712 | Christos Stavrakakis | 'img_passwd': password,
|
216 | 562bf712 | Christos Stavrakakis | 'img_format': str(image['format']), |
217 | 562bf712 | Christos Stavrakakis | 'img_personality': json.dumps(personality),
|
218 | 562bf712 | Christos Stavrakakis | 'img_properties': json.dumps(image['metadata']), |
219 | 562bf712 | Christos Stavrakakis | }) |
220 | 562bf712 | Christos Stavrakakis | # send job to Ganeti
|
221 | 88fd91af | Christos Stavrakakis | try:
|
222 | 88fd91af | Christos Stavrakakis | jobID = backend.create_instance(vm, nics, flavor, image) |
223 | 88fd91af | Christos Stavrakakis | except:
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224 | 88fd91af | Christos Stavrakakis | log.exception("Failed create instance '%s'", vm)
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225 | 88fd91af | Christos Stavrakakis | jobID = None
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226 | 88fd91af | Christos Stavrakakis | vm.operstate = "ERROR"
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227 | 88fd91af | Christos Stavrakakis | vm.backendlogmsg = "Failed to send job to Ganeti."
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228 | 88fd91af | Christos Stavrakakis | vm.save() |
229 | 88fd91af | Christos Stavrakakis | vm.nics.all().update(state="ERROR")
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230 | 88fd91af | Christos Stavrakakis | |
231 | 562bf712 | Christos Stavrakakis | # At this point the job is enqueued in the Ganeti backend
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232 | 562bf712 | Christos Stavrakakis | vm.backendjobid = jobID |
233 | 562bf712 | Christos Stavrakakis | vm.save() |
234 | 562bf712 | Christos Stavrakakis | log.info("User %s created VM %s, NICs %s, Backend %s, JobID %s",
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235 | 562bf712 | Christos Stavrakakis | vm.userid, vm, nics, backend, str(jobID))
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236 | 562bf712 | Christos Stavrakakis | |
237 | 562bf712 | Christos Stavrakakis | return jobID
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238 | 562bf712 | Christos Stavrakakis | |
239 | 562bf712 | Christos Stavrakakis | |
240 | 41a7fae7 | Christos Stavrakakis | @server_command("DESTROY") |
241 | 41a7fae7 | Christos Stavrakakis | def destroy(vm): |
242 | 41a7fae7 | Christos Stavrakakis | log.info("Deleting VM %s", vm)
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243 | 41a7fae7 | Christos Stavrakakis | return backend.delete_instance(vm)
|
244 | 41a7fae7 | Christos Stavrakakis | |
245 | 41a7fae7 | Christos Stavrakakis | |
246 | 41a7fae7 | Christos Stavrakakis | @server_command("START") |
247 | 41a7fae7 | Christos Stavrakakis | def start(vm): |
248 | 41a7fae7 | Christos Stavrakakis | log.info("Starting VM %s", vm)
|
249 | 41a7fae7 | Christos Stavrakakis | return backend.startup_instance(vm)
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250 | 41a7fae7 | Christos Stavrakakis | |
251 | 41a7fae7 | Christos Stavrakakis | |
252 | 41a7fae7 | Christos Stavrakakis | @server_command("STOP") |
253 | 41a7fae7 | Christos Stavrakakis | def stop(vm): |
254 | 41a7fae7 | Christos Stavrakakis | log.info("Stopping VM %s", vm)
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255 | 41a7fae7 | Christos Stavrakakis | return backend.shutdown_instance(vm)
|
256 | 41a7fae7 | Christos Stavrakakis | |
257 | 41a7fae7 | Christos Stavrakakis | |
258 | 41a7fae7 | Christos Stavrakakis | @server_command("REBOOT") |
259 | 41a7fae7 | Christos Stavrakakis | def reboot(vm, reboot_type): |
260 | 41a7fae7 | Christos Stavrakakis | if reboot_type not in ("SOFT", "HARD"): |
261 | 41a7fae7 | Christos Stavrakakis | raise faults.BadRequest("Malformed request. Invalid reboot" |
262 | 41a7fae7 | Christos Stavrakakis | " type %s" % reboot_type)
|
263 | 41a7fae7 | Christos Stavrakakis | log.info("Rebooting VM %s. Type %s", vm, reboot_type)
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264 | 41a7fae7 | Christos Stavrakakis | |
265 | 41a7fae7 | Christos Stavrakakis | return backend.reboot_instance(vm, reboot_type.lower())
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266 | 41a7fae7 | Christos Stavrakakis | |
267 | 41a7fae7 | Christos Stavrakakis | |
268 | 41a7fae7 | Christos Stavrakakis | @server_command("RESIZE") |
269 | 41a7fae7 | Christos Stavrakakis | def resize(vm, flavor): |
270 | 41a7fae7 | Christos Stavrakakis | old_flavor = vm.flavor |
271 | 41a7fae7 | Christos Stavrakakis | # User requested the same flavor
|
272 | 41a7fae7 | Christos Stavrakakis | if old_flavor.id == flavor.id:
|
273 | 41a7fae7 | Christos Stavrakakis | raise faults.BadRequest("Server '%s' flavor is already '%s'." |
274 | 41a7fae7 | Christos Stavrakakis | % (vm, flavor)) |
275 | 41a7fae7 | Christos Stavrakakis | return None |
276 | 41a7fae7 | Christos Stavrakakis | # Check that resize can be performed
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277 | 41a7fae7 | Christos Stavrakakis | if old_flavor.disk != flavor.disk:
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278 | 8d5795b4 | Christos Stavrakakis | raise faults.BadRequest("Cannot resize instance disk.") |
279 | 41a7fae7 | Christos Stavrakakis | if old_flavor.disk_template != flavor.disk_template:
|
280 | 8d5795b4 | Christos Stavrakakis | raise faults.BadRequest("Cannot change instance disk template.") |
281 | 41a7fae7 | Christos Stavrakakis | |
282 | 41a7fae7 | Christos Stavrakakis | log.info("Resizing VM from flavor '%s' to '%s", old_flavor, flavor)
|
283 | 41a7fae7 | Christos Stavrakakis | commission_info = {"cyclades.cpu": flavor.cpu - old_flavor.cpu,
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284 | f05a25af | Christos Stavrakakis | "cyclades.ram": 1048576 * (flavor.ram - old_flavor.ram)} |
285 | 41a7fae7 | Christos Stavrakakis | # Save serial to VM, since it is needed by server_command decorator
|
286 | 41a7fae7 | Christos Stavrakakis | vm.serial = quotas.issue_commission(user=vm.userid, |
287 | 41a7fae7 | Christos Stavrakakis | source=quotas.DEFAULT_SOURCE, |
288 | 9122ffab | Christos Stavrakakis | provisions=commission_info, |
289 | 9122ffab | Christos Stavrakakis | name="resource: %s. resize" % vm)
|
290 | 41a7fae7 | Christos Stavrakakis | return backend.resize_instance(vm, vcpus=flavor.cpu, memory=flavor.ram)
|
291 | 41a7fae7 | Christos Stavrakakis | |
292 | 41a7fae7 | Christos Stavrakakis | |
293 | 41a7fae7 | Christos Stavrakakis | @server_command("SET_FIREWALL_PROFILE") |
294 | d0545590 | Christos Stavrakakis | def set_firewall_profile(vm, profile, nic): |
295 | d0545590 | Christos Stavrakakis | log.info("Setting VM %s, NIC %s, firewall %s", vm, nic, profile)
|
296 | 41a7fae7 | Christos Stavrakakis | |
297 | 41a7fae7 | Christos Stavrakakis | if profile not in [x[0] for x in NetworkInterface.FIREWALL_PROFILES]: |
298 | 41a7fae7 | Christos Stavrakakis | raise faults.BadRequest("Unsupported firewall profile") |
299 | d0545590 | Christos Stavrakakis | backend.set_firewall_profile(vm, profile=profile, nic=nic) |
300 | 41a7fae7 | Christos Stavrakakis | return None |
301 | 41a7fae7 | Christos Stavrakakis | |
302 | 41a7fae7 | Christos Stavrakakis | |
303 | 41a7fae7 | Christos Stavrakakis | @server_command("CONNECT") |
304 | 6b8dc47c | Christos Stavrakakis | def connect(vm, network, port=None): |
305 | 6b8dc47c | Christos Stavrakakis | if port is None: |
306 | fae6e5f0 | Christos Stavrakakis | port = _create_port(vm.userid, network) |
307 | fae6e5f0 | Christos Stavrakakis | associate_port_with_machine(port, vm) |
308 | 41a7fae7 | Christos Stavrakakis | |
309 | fae6e5f0 | Christos Stavrakakis | log.info("Creating NIC %s with IPv4 Address %s", port, port.ipv4_address)
|
310 | 2a2b01e5 | Christos Stavrakakis | |
311 | fae6e5f0 | Christos Stavrakakis | return backend.connect_to_network(vm, port)
|
312 | 41a7fae7 | Christos Stavrakakis | |
313 | 41a7fae7 | Christos Stavrakakis | |
314 | 41a7fae7 | Christos Stavrakakis | @server_command("DISCONNECT") |
315 | 7c714455 | Christos Stavrakakis | def disconnect(vm, nic): |
316 | 7c714455 | Christos Stavrakakis | log.info("Removing NIC %s from VM %s", nic, vm)
|
317 | 41a7fae7 | Christos Stavrakakis | return backend.disconnect_from_network(vm, nic)
|
318 | 41a7fae7 | Christos Stavrakakis | |
319 | 41a7fae7 | Christos Stavrakakis | |
320 | 41a7fae7 | Christos Stavrakakis | def console(vm, console_type): |
321 | 41a7fae7 | Christos Stavrakakis | """Arrange for an OOB console of the specified type
|
322 | 41a7fae7 | Christos Stavrakakis |
|
323 | 41a7fae7 | Christos Stavrakakis | This method arranges for an OOB console of the specified type.
|
324 | 41a7fae7 | Christos Stavrakakis | Only consoles of type "vnc" are supported for now.
|
325 | 41a7fae7 | Christos Stavrakakis |
|
326 | 41a7fae7 | Christos Stavrakakis | It uses a running instance of vncauthproxy to setup proper
|
327 | 41a7fae7 | Christos Stavrakakis | VNC forwarding with a random password, then returns the necessary
|
328 | 41a7fae7 | Christos Stavrakakis | VNC connection info to the caller.
|
329 | 41a7fae7 | Christos Stavrakakis |
|
330 | 41a7fae7 | Christos Stavrakakis | """
|
331 | 41a7fae7 | Christos Stavrakakis | log.info("Get console VM %s, type %s", vm, console_type)
|
332 | 41a7fae7 | Christos Stavrakakis | |
333 | 41a7fae7 | Christos Stavrakakis | # Use RAPI to get VNC console information for this instance
|
334 | 41a7fae7 | Christos Stavrakakis | if vm.operstate != "STARTED": |
335 | 41a7fae7 | Christos Stavrakakis | raise faults.BadRequest('Server not in ACTIVE state.') |
336 | 41a7fae7 | Christos Stavrakakis | |
337 | 41a7fae7 | Christos Stavrakakis | if settings.TEST:
|
338 | 41a7fae7 | Christos Stavrakakis | console_data = {'kind': 'vnc', 'host': 'ganeti_node', 'port': 1000} |
339 | 41a7fae7 | Christos Stavrakakis | else:
|
340 | 41a7fae7 | Christos Stavrakakis | console_data = backend.get_instance_console(vm) |
341 | 41a7fae7 | Christos Stavrakakis | |
342 | 41a7fae7 | Christos Stavrakakis | if console_data['kind'] != 'vnc': |
343 | 41a7fae7 | Christos Stavrakakis | message = 'got console of kind %s, not "vnc"' % console_data['kind'] |
344 | 41a7fae7 | Christos Stavrakakis | raise faults.ServiceUnavailable(message)
|
345 | 41a7fae7 | Christos Stavrakakis | |
346 | 41a7fae7 | Christos Stavrakakis | # Let vncauthproxy decide on the source port.
|
347 | 41a7fae7 | Christos Stavrakakis | # The alternative: static allocation, e.g.
|
348 | 41a7fae7 | Christos Stavrakakis | # sport = console_data['port'] - 1000
|
349 | 41a7fae7 | Christos Stavrakakis | sport = 0
|
350 | 41a7fae7 | Christos Stavrakakis | daddr = console_data['host']
|
351 | 41a7fae7 | Christos Stavrakakis | dport = console_data['port']
|
352 | 41a7fae7 | Christos Stavrakakis | password = util.random_password() |
353 | 41a7fae7 | Christos Stavrakakis | |
354 | 41a7fae7 | Christos Stavrakakis | if settings.TEST:
|
355 | 41a7fae7 | Christos Stavrakakis | fwd = {'source_port': 1234, 'status': 'OK'} |
356 | 41a7fae7 | Christos Stavrakakis | else:
|
357 | 41a7fae7 | Christos Stavrakakis | fwd = request_vnc_forwarding(sport, daddr, dport, password) |
358 | 41a7fae7 | Christos Stavrakakis | |
359 | 41a7fae7 | Christos Stavrakakis | if fwd['status'] != "OK": |
360 | 41a7fae7 | Christos Stavrakakis | raise faults.ServiceUnavailable('vncauthproxy returned error status') |
361 | 41a7fae7 | Christos Stavrakakis | |
362 | 41a7fae7 | Christos Stavrakakis | # Verify that the VNC server settings haven't changed
|
363 | 41a7fae7 | Christos Stavrakakis | if not settings.TEST: |
364 | 41a7fae7 | Christos Stavrakakis | if console_data != backend.get_instance_console(vm):
|
365 | 41a7fae7 | Christos Stavrakakis | raise faults.ServiceUnavailable('VNC Server settings changed.') |
366 | 41a7fae7 | Christos Stavrakakis | |
367 | 41a7fae7 | Christos Stavrakakis | console = { |
368 | 41a7fae7 | Christos Stavrakakis | 'type': 'vnc', |
369 | 41a7fae7 | Christos Stavrakakis | 'host': getfqdn(),
|
370 | 41a7fae7 | Christos Stavrakakis | 'port': fwd['source_port'], |
371 | 41a7fae7 | Christos Stavrakakis | 'password': password}
|
372 | 41a7fae7 | Christos Stavrakakis | |
373 | 41a7fae7 | Christos Stavrakakis | return console
|
374 | 9ba6bb95 | Christos Stavrakakis | |
375 | 9ba6bb95 | Christos Stavrakakis | |
376 | a52cc1b4 | Christos Stavrakakis | def rename(server, new_name): |
377 | a52cc1b4 | Christos Stavrakakis | """Rename a VirtualMachine."""
|
378 | a52cc1b4 | Christos Stavrakakis | old_name = server.name |
379 | a52cc1b4 | Christos Stavrakakis | server.name = new_name |
380 | a52cc1b4 | Christos Stavrakakis | server.save() |
381 | a52cc1b4 | Christos Stavrakakis | log.info("Renamed server '%s' from '%s' to '%s'", server, old_name,
|
382 | a52cc1b4 | Christos Stavrakakis | new_name) |
383 | a52cc1b4 | Christos Stavrakakis | return server
|
384 | fae6e5f0 | Christos Stavrakakis | |
385 | fae6e5f0 | Christos Stavrakakis | |
386 | fae6e5f0 | Christos Stavrakakis | @transaction.commit_on_success
|
387 | fae6e5f0 | Christos Stavrakakis | def create_port(*args, **kwargs): |
388 | fae6e5f0 | Christos Stavrakakis | return _create_port(*args, **kwargs)
|
389 | fae6e5f0 | Christos Stavrakakis | |
390 | fae6e5f0 | Christos Stavrakakis | |
391 | fae6e5f0 | Christos Stavrakakis | def _create_port(userid, network, machine=None, use_ipaddress=None, |
392 | fae6e5f0 | Christos Stavrakakis | address=None, name="", security_groups=None, |
393 | fae6e5f0 | Christos Stavrakakis | device_owner=None):
|
394 | fae6e5f0 | Christos Stavrakakis | """Create a new port on the specified network.
|
395 | fae6e5f0 | Christos Stavrakakis |
|
396 | fae6e5f0 | Christos Stavrakakis | Create a new Port(NetworkInterface model) on the specified Network. If
|
397 | fae6e5f0 | Christos Stavrakakis | 'machine' is specified, the machine will be connected to the network using
|
398 | fae6e5f0 | Christos Stavrakakis | this port. If 'use_ipaddress' argument is specified, the port will be
|
399 | fae6e5f0 | Christos Stavrakakis | assigned this IPAddress. Otherwise, an IPv4 address from the IPv4 subnet
|
400 | fae6e5f0 | Christos Stavrakakis | will be allocated.
|
401 | fae6e5f0 | Christos Stavrakakis |
|
402 | fae6e5f0 | Christos Stavrakakis | """
|
403 | fae6e5f0 | Christos Stavrakakis | if network.state != "ACTIVE": |
404 | 8f335041 | Christos Stavrakakis | raise faults.Conflict("Cannot create port while network '%s' is in" |
405 | 8f335041 | Christos Stavrakakis | " '%s' status" % (network.id, network.state))
|
406 | 8f335041 | Christos Stavrakakis | elif network.drained:
|
407 | 8f335041 | Christos Stavrakakis | raise faults.Conflict("Cannot create port while network %s is in" |
408 | 8f335041 | Christos Stavrakakis | " 'SNF:DRAINED' status" % network.id)
|
409 | 8f335041 | Christos Stavrakakis | elif network.action == "DESTROY": |
410 | 8d5795b4 | Christos Stavrakakis | msg = "Cannot create port. Network %s is being deleted."
|
411 | 3f18f035 | Christos Stavrakakis | raise faults.Conflict(msg % network.id)
|
412 | 8f335041 | Christos Stavrakakis | |
413 | fae6e5f0 | Christos Stavrakakis | ipaddress = None
|
414 | fae6e5f0 | Christos Stavrakakis | if use_ipaddress is not None: |
415 | fae6e5f0 | Christos Stavrakakis | # Use an existing IPAddress object.
|
416 | fae6e5f0 | Christos Stavrakakis | ipaddress = use_ipaddress |
417 | fae6e5f0 | Christos Stavrakakis | if ipaddress and (ipaddress.network_id != network.id): |
418 | fae6e5f0 | Christos Stavrakakis | msg = "IP Address %s does not belong to network %s"
|
419 | fae6e5f0 | Christos Stavrakakis | raise faults.Conflict(msg % (ipaddress.address, network.id))
|
420 | fae6e5f0 | Christos Stavrakakis | else:
|
421 | fae6e5f0 | Christos Stavrakakis | # If network has IPv4 subnets, try to allocate the address that the
|
422 | fae6e5f0 | Christos Stavrakakis | # the user specified or a random one.
|
423 | fae6e5f0 | Christos Stavrakakis | if network.subnets.filter(ipversion=4).exists(): |
424 | 0292883e | Christos Stavrakakis | ipaddress = ips.allocate_ip(network, userid=userid, |
425 | 0292883e | Christos Stavrakakis | address=address) |
426 | fae6e5f0 | Christos Stavrakakis | elif address is not None: |
427 | fae6e5f0 | Christos Stavrakakis | raise faults.BadRequest("Address %s is not a valid IP for the" |
428 | fae6e5f0 | Christos Stavrakakis | " defined network subnets" % address)
|
429 | fae6e5f0 | Christos Stavrakakis | |
430 | fae6e5f0 | Christos Stavrakakis | if ipaddress is not None and ipaddress.nic is not None: |
431 | fae6e5f0 | Christos Stavrakakis | raise faults.Conflict("IP address '%s' is already in use" % |
432 | fae6e5f0 | Christos Stavrakakis | ipaddress.address) |
433 | fae6e5f0 | Christos Stavrakakis | |
434 | fae6e5f0 | Christos Stavrakakis | port = NetworkInterface.objects.create(network=network, |
435 | fae6e5f0 | Christos Stavrakakis | state="DOWN",
|
436 | fae6e5f0 | Christos Stavrakakis | userid=userid, |
437 | fae6e5f0 | Christos Stavrakakis | device_owner=None,
|
438 | fae6e5f0 | Christos Stavrakakis | name=name) |
439 | fae6e5f0 | Christos Stavrakakis | |
440 | fae6e5f0 | Christos Stavrakakis | # add the security groups if any
|
441 | fae6e5f0 | Christos Stavrakakis | if security_groups:
|
442 | fae6e5f0 | Christos Stavrakakis | port.security_groups.add(*security_groups) |
443 | fae6e5f0 | Christos Stavrakakis | |
444 | fae6e5f0 | Christos Stavrakakis | if ipaddress is not None: |
445 | fae6e5f0 | Christos Stavrakakis | # Associate IPAddress with the Port
|
446 | fae6e5f0 | Christos Stavrakakis | ipaddress.nic = port |
447 | fae6e5f0 | Christos Stavrakakis | ipaddress.save() |
448 | fae6e5f0 | Christos Stavrakakis | |
449 | fae6e5f0 | Christos Stavrakakis | if machine is not None: |
450 | ae2da8a2 | Christos Stavrakakis | # Connect port to the instance.
|
451 | fae6e5f0 | Christos Stavrakakis | machine = connect(machine, network, port) |
452 | fae6e5f0 | Christos Stavrakakis | jobID = machine.task_job_id |
453 | fae6e5f0 | Christos Stavrakakis | log.info("Created Port %s with IP %s. Ganeti Job: %s",
|
454 | fae6e5f0 | Christos Stavrakakis | port, ipaddress, jobID) |
455 | fae6e5f0 | Christos Stavrakakis | else:
|
456 | fae6e5f0 | Christos Stavrakakis | log.info("Created Port %s with IP %s not attached to any instance",
|
457 | fae6e5f0 | Christos Stavrakakis | port, ipaddress) |
458 | fae6e5f0 | Christos Stavrakakis | |
459 | fae6e5f0 | Christos Stavrakakis | return port
|
460 | fae6e5f0 | Christos Stavrakakis | |
461 | fae6e5f0 | Christos Stavrakakis | |
462 | fae6e5f0 | Christos Stavrakakis | def associate_port_with_machine(port, machine): |
463 | fae6e5f0 | Christos Stavrakakis | """Associate a Port with a VirtualMachine.
|
464 | fae6e5f0 | Christos Stavrakakis |
|
465 | fae6e5f0 | Christos Stavrakakis | Associate the port with the VirtualMachine and add an entry to the
|
466 | fae6e5f0 | Christos Stavrakakis | IPAddressLog if the port has a public IPv4 address from a public network.
|
467 | fae6e5f0 | Christos Stavrakakis |
|
468 | fae6e5f0 | Christos Stavrakakis | """
|
469 | ae2da8a2 | Christos Stavrakakis | if port.machine is not None: |
470 | ae2da8a2 | Christos Stavrakakis | raise faults.Conflict("Port %s is already in use." % port.id) |
471 | fae6e5f0 | Christos Stavrakakis | if port.network.public:
|
472 | fae6e5f0 | Christos Stavrakakis | ipv4_address = port.ipv4_address |
473 | fae6e5f0 | Christos Stavrakakis | if ipv4_address is not None: |
474 | fae6e5f0 | Christos Stavrakakis | ip_log = IPAddressLog.objects.create(server_id=machine.id, |
475 | fae6e5f0 | Christos Stavrakakis | network_id=port.network_id, |
476 | fae6e5f0 | Christos Stavrakakis | address=ipv4_address, |
477 | fae6e5f0 | Christos Stavrakakis | active=True)
|
478 | fae6e5f0 | Christos Stavrakakis | log.debug("Created IP log entry %s", ip_log)
|
479 | fae6e5f0 | Christos Stavrakakis | port.machine = machine |
480 | fae6e5f0 | Christos Stavrakakis | port.state = "BUILD"
|
481 | fae6e5f0 | Christos Stavrakakis | port.device_owner = "vm"
|
482 | fae6e5f0 | Christos Stavrakakis | port.save() |
483 | fae6e5f0 | Christos Stavrakakis | return port
|
484 | fae6e5f0 | Christos Stavrakakis | |
485 | fae6e5f0 | Christos Stavrakakis | |
486 | fae6e5f0 | Christos Stavrakakis | @transaction.commit_on_success
|
487 | fae6e5f0 | Christos Stavrakakis | def delete_port(port): |
488 | fae6e5f0 | Christos Stavrakakis | """Delete a port by removing the NIC card from the instance.
|
489 | fae6e5f0 | Christos Stavrakakis |
|
490 | fae6e5f0 | Christos Stavrakakis | Send a Job to remove the NIC card from the instance. The port
|
491 | fae6e5f0 | Christos Stavrakakis | will be deleted and the associated IPv4 addressess will be released
|
492 | 3aecadc8 | Christos Stavrakakis | when the job completes successfully. Deleting port that is connected to
|
493 | 3aecadc8 | Christos Stavrakakis | a public network is allowed only if the port has an associated floating IP
|
494 | 3aecadc8 | Christos Stavrakakis | address.
|
495 | fae6e5f0 | Christos Stavrakakis |
|
496 | fae6e5f0 | Christos Stavrakakis | """
|
497 | fae6e5f0 | Christos Stavrakakis | |
498 | 3aecadc8 | Christos Stavrakakis | if port.network.public and not port.ips.filter(floating_ip=True, |
499 | 3aecadc8 | Christos Stavrakakis | deleted=False).exists():
|
500 | 8d5795b4 | Christos Stavrakakis | raise faults.Forbidden("Cannot disconnect from public network.") |
501 | 3aecadc8 | Christos Stavrakakis | |
502 | fae6e5f0 | Christos Stavrakakis | if port.machine is not None: |
503 | fae6e5f0 | Christos Stavrakakis | vm = disconnect(port.machine, port) |
504 | fae6e5f0 | Christos Stavrakakis | log.info("Removing port %s, Job: %s", port, vm.task_job_id)
|
505 | fae6e5f0 | Christos Stavrakakis | else:
|
506 | fae6e5f0 | Christos Stavrakakis | backend.remove_nic_ips(port) |
507 | fae6e5f0 | Christos Stavrakakis | port.delete() |
508 | fae6e5f0 | Christos Stavrakakis | log.info("Removed port %s", port)
|
509 | fae6e5f0 | Christos Stavrakakis | |
510 | fae6e5f0 | Christos Stavrakakis | return port
|
511 | 3aecadc8 | Christos Stavrakakis | |
512 | 3aecadc8 | Christos Stavrakakis | |
513 | 3aecadc8 | Christos Stavrakakis | def create_instance_ports(user_id, networks=None): |
514 | 3aecadc8 | Christos Stavrakakis | # First connect the instance to the networks defined by the admin
|
515 | 3aecadc8 | Christos Stavrakakis | forced_ports = create_ports_for_setting(user_id, category="admin")
|
516 | 3aecadc8 | Christos Stavrakakis | if networks is None: |
517 | 3aecadc8 | Christos Stavrakakis | # If the user did not asked for any networks, connect instance to
|
518 | 3aecadc8 | Christos Stavrakakis | # default networks as defined by the admin
|
519 | 3aecadc8 | Christos Stavrakakis | ports = create_ports_for_setting(user_id, category="default")
|
520 | 3aecadc8 | Christos Stavrakakis | else:
|
521 | 3aecadc8 | Christos Stavrakakis | # Else just connect to the networks that the user defined
|
522 | 3aecadc8 | Christos Stavrakakis | ports = create_ports_for_request(user_id, networks) |
523 | 3aecadc8 | Christos Stavrakakis | return forced_ports + ports
|
524 | 3aecadc8 | Christos Stavrakakis | |
525 | 3aecadc8 | Christos Stavrakakis | |
526 | 3aecadc8 | Christos Stavrakakis | def create_ports_for_setting(user_id, category): |
527 | 3aecadc8 | Christos Stavrakakis | if category == "admin": |
528 | 3aecadc8 | Christos Stavrakakis | network_setting = settings.CYCLADES_FORCED_SERVER_NETWORKS |
529 | 3aecadc8 | Christos Stavrakakis | elif category == "default": |
530 | 3aecadc8 | Christos Stavrakakis | network_setting = settings.CYCLADES_DEFAULT_SERVER_NETWORKS |
531 | 3aecadc8 | Christos Stavrakakis | else:
|
532 | 3aecadc8 | Christos Stavrakakis | raise ValueError("Unknown category: %s" % category) |
533 | 3aecadc8 | Christos Stavrakakis | |
534 | 3aecadc8 | Christos Stavrakakis | ports = [] |
535 | 3aecadc8 | Christos Stavrakakis | for network_ids in network_setting: |
536 | 3aecadc8 | Christos Stavrakakis | # Treat even simple network IDs as group of networks with one network
|
537 | 3aecadc8 | Christos Stavrakakis | if type(network_ids) not in (list, tuple): |
538 | 3aecadc8 | Christos Stavrakakis | network_ids = [network_ids] |
539 | 3aecadc8 | Christos Stavrakakis | |
540 | 3aecadc8 | Christos Stavrakakis | for network_id in network_ids: |
541 | 3aecadc8 | Christos Stavrakakis | try:
|
542 | 3aecadc8 | Christos Stavrakakis | ports.append(_port_from_setting(user_id, network_id, category)) |
543 | 3aecadc8 | Christos Stavrakakis | break
|
544 | 3aecadc8 | Christos Stavrakakis | except faults.Conflict:
|
545 | 3aecadc8 | Christos Stavrakakis | # Try all network IDs in the network group
|
546 | 3aecadc8 | Christos Stavrakakis | pass
|
547 | 3aecadc8 | Christos Stavrakakis | |
548 | 3aecadc8 | Christos Stavrakakis | # Diffrent exception for each category!
|
549 | 3aecadc8 | Christos Stavrakakis | if category == "admin": |
550 | 3aecadc8 | Christos Stavrakakis | exception = faults.ServiceUnavailable |
551 | 3aecadc8 | Christos Stavrakakis | else:
|
552 | 3aecadc8 | Christos Stavrakakis | exception = faults.Conflict |
553 | 3aecadc8 | Christos Stavrakakis | raise exception("Cannot connect instance to any of the following" |
554 | 3aecadc8 | Christos Stavrakakis | " networks %s" % network_ids)
|
555 | 3aecadc8 | Christos Stavrakakis | return ports
|
556 | 3aecadc8 | Christos Stavrakakis | |
557 | 3aecadc8 | Christos Stavrakakis | |
558 | 3aecadc8 | Christos Stavrakakis | def _port_from_setting(user_id, network_id, category): |
559 | 3aecadc8 | Christos Stavrakakis | # TODO: Fix this..you need only IPv4 and only IPv6 network
|
560 | 3aecadc8 | Christos Stavrakakis | if network_id == "SNF:ANY_PUBLIC_IPV4": |
561 | 3aecadc8 | Christos Stavrakakis | return create_public_ipv4_port(user_id, category=category)
|
562 | 3aecadc8 | Christos Stavrakakis | elif network_id == "SNF:ANY_PUBLIC_IPV6": |
563 | 3aecadc8 | Christos Stavrakakis | return create_public_ipv6_port(user_id, category=category)
|
564 | 3aecadc8 | Christos Stavrakakis | elif network_id == "SNF:ANY_PUBLIC": |
565 | 3aecadc8 | Christos Stavrakakis | try:
|
566 | 3aecadc8 | Christos Stavrakakis | return create_public_ipv4_port(user_id, category=category)
|
567 | 3aecadc8 | Christos Stavrakakis | except faults.Conflict:
|
568 | 3aecadc8 | Christos Stavrakakis | return create_public_ipv6_port(user_id, category=category)
|
569 | 3aecadc8 | Christos Stavrakakis | else: # Case of network ID |
570 | 3aecadc8 | Christos Stavrakakis | if category in ["user", "default"]: |
571 | 3aecadc8 | Christos Stavrakakis | return _port_for_request(user_id, {"uuid": network_id}) |
572 | 3aecadc8 | Christos Stavrakakis | elif category == "admin": |
573 | 3aecadc8 | Christos Stavrakakis | network = util.get_network(network_id, user_id, non_deleted=True)
|
574 | 3aecadc8 | Christos Stavrakakis | return _create_port(user_id, network)
|
575 | 3aecadc8 | Christos Stavrakakis | else:
|
576 | 3aecadc8 | Christos Stavrakakis | raise ValueError("Unknown category: %s" % category) |
577 | 3aecadc8 | Christos Stavrakakis | |
578 | 3aecadc8 | Christos Stavrakakis | |
579 | 3aecadc8 | Christos Stavrakakis | def create_public_ipv4_port(user_id, network=None, address=None, |
580 | 3aecadc8 | Christos Stavrakakis | category="user"):
|
581 | 3aecadc8 | Christos Stavrakakis | """Create a port in a public IPv4 network.
|
582 | 3aecadc8 | Christos Stavrakakis |
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583 | 3aecadc8 | Christos Stavrakakis | Create a port in a public IPv4 network (that may also have an IPv6
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584 | 3aecadc8 | Christos Stavrakakis | subnet). If the category is 'user' or 'default' this will try to use
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585 | 3aecadc8 | Christos Stavrakakis | one of the users floating IPs. If the category is 'admin' will
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586 | 3aecadc8 | Christos Stavrakakis | create a port to the public network (without floating IPs or quotas).
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587 | 3aecadc8 | Christos Stavrakakis |
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588 | 3aecadc8 | Christos Stavrakakis | """
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589 | 3aecadc8 | Christos Stavrakakis | if category in ["user", "default"]: |
590 | 3aecadc8 | Christos Stavrakakis | if address is None: |
591 | 3aecadc8 | Christos Stavrakakis | ipaddress = ips.get_free_floating_ip(user_id, network) |
592 | 3aecadc8 | Christos Stavrakakis | else:
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593 | 3aecadc8 | Christos Stavrakakis | ipaddress = util.get_floating_ip_by_address(user_id, address, |
594 | 3aecadc8 | Christos Stavrakakis | for_update=True)
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595 | 3aecadc8 | Christos Stavrakakis | elif category == "admin": |
596 | 3aecadc8 | Christos Stavrakakis | if network is None: |
597 | 3aecadc8 | Christos Stavrakakis | ipaddress = ips.allocate_public_ip(user_id) |
598 | 3aecadc8 | Christos Stavrakakis | else:
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599 | 3aecadc8 | Christos Stavrakakis | ipaddress = ips.allocate_ip(network, user_id) |
600 | 3aecadc8 | Christos Stavrakakis | else:
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601 | 3aecadc8 | Christos Stavrakakis | raise ValueError("Unknown category: %s" % category) |
602 | 3aecadc8 | Christos Stavrakakis | if network is None: |
603 | 3aecadc8 | Christos Stavrakakis | network = ipaddress.network |
604 | 3aecadc8 | Christos Stavrakakis | return _create_port(user_id, network, use_ipaddress=ipaddress)
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605 | 3aecadc8 | Christos Stavrakakis | |
606 | 3aecadc8 | Christos Stavrakakis | |
607 | 3aecadc8 | Christos Stavrakakis | def create_public_ipv6_port(user_id, category=None): |
608 | 3aecadc8 | Christos Stavrakakis | """Create a port in a public IPv6 only network."""
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609 | 3aecadc8 | Christos Stavrakakis | networks = Network.objects.filter(public=True, deleted=False, |
610 | 3aecadc8 | Christos Stavrakakis | drained=False, subnets__ipversion=6)\ |
611 | 3aecadc8 | Christos Stavrakakis | .exclude(subnets__ipversion=4)
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612 | 3aecadc8 | Christos Stavrakakis | if networks:
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613 | 3aecadc8 | Christos Stavrakakis | return _create_port(user_id, networks[0]) |
614 | 3aecadc8 | Christos Stavrakakis | else:
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615 | 3aecadc8 | Christos Stavrakakis | msg = "No available IPv6 only network!"
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616 | 3aecadc8 | Christos Stavrakakis | log.error(msg) |
617 | 3aecadc8 | Christos Stavrakakis | raise faults.Conflict(msg)
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618 | 3aecadc8 | Christos Stavrakakis | |
619 | 3aecadc8 | Christos Stavrakakis | |
620 | 3aecadc8 | Christos Stavrakakis | def create_ports_for_request(user_id, networks): |
621 | 3aecadc8 | Christos Stavrakakis | """Create the server ports requested by the user.
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622 | 3aecadc8 | Christos Stavrakakis |
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623 | 3aecadc8 | Christos Stavrakakis | Create the ports for the new servers as requested in the 'networks'
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624 | 3aecadc8 | Christos Stavrakakis | attribute. The networks attribute contains either a list of network IDs
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625 | 3aecadc8 | Christos Stavrakakis | ('uuid') or a list of ports IDs ('port'). In case of network IDs, the user
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626 | 3aecadc8 | Christos Stavrakakis | can also specify an IPv4 address ('fixed_ip'). In order to connect to a
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627 | 3aecadc8 | Christos Stavrakakis | public network, the 'fixed_ip' attribute must contain the IPv4 address of a
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628 | 3aecadc8 | Christos Stavrakakis | floating IP. If the network is public but the 'fixed_ip' attribute is not
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629 | 3aecadc8 | Christos Stavrakakis | specified, the system will automatically reserve one of the users floating
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630 | 3aecadc8 | Christos Stavrakakis | IPs.
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631 | 3aecadc8 | Christos Stavrakakis |
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632 | 3aecadc8 | Christos Stavrakakis | """
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633 | 3aecadc8 | Christos Stavrakakis | return [_port_for_request(user_id, network) for network in networks] |
634 | 3aecadc8 | Christos Stavrakakis | |
635 | 3aecadc8 | Christos Stavrakakis | |
636 | 3aecadc8 | Christos Stavrakakis | def _port_for_request(user_id, network_dict): |
637 | 3aecadc8 | Christos Stavrakakis | port_id = network_dict.get("port")
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638 | 3aecadc8 | Christos Stavrakakis | network_id = network_dict.get("uuid")
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639 | 3aecadc8 | Christos Stavrakakis | if port_id is not None: |
640 | 3aecadc8 | Christos Stavrakakis | return util.get_port(port_id, user_id, for_update=True) |
641 | 3aecadc8 | Christos Stavrakakis | elif network_id is not None: |
642 | 3aecadc8 | Christos Stavrakakis | address = network_dict.get("fixed_ip")
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643 | 3aecadc8 | Christos Stavrakakis | network = util.get_network(network_id, user_id, non_deleted=True)
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644 | 3aecadc8 | Christos Stavrakakis | if network.public:
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645 | 3aecadc8 | Christos Stavrakakis | if network.subnet4 is not None: |
646 | 3aecadc8 | Christos Stavrakakis | if not "fixed_ip" in network_dict: |
647 | 3aecadc8 | Christos Stavrakakis | return create_public_ipv4_port(user_id, network)
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648 | 3aecadc8 | Christos Stavrakakis | elif address is None: |
649 | 3aecadc8 | Christos Stavrakakis | msg = "Cannot connect to public network"
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650 | 3aecadc8 | Christos Stavrakakis | raise faults.BadRequest(msg % network.id)
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651 | 3aecadc8 | Christos Stavrakakis | else:
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652 | 3aecadc8 | Christos Stavrakakis | return create_public_ipv4_port(user_id, network, address)
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653 | 3aecadc8 | Christos Stavrakakis | else:
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654 | 3aecadc8 | Christos Stavrakakis | raise faults.Forbidden("Cannot connect to IPv6 only public" |
655 | 3aecadc8 | Christos Stavrakakis | " network %" % network.id)
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656 | 3aecadc8 | Christos Stavrakakis | else:
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657 | 3aecadc8 | Christos Stavrakakis | return _create_port(user_id, network, address=address)
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658 | 3aecadc8 | Christos Stavrakakis | else:
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659 | 3aecadc8 | Christos Stavrakakis | raise faults.BadRequest("Network 'uuid' or 'port' attribute" |
660 | 3aecadc8 | Christos Stavrakakis | " is required.") |