root / snf-cyclades-app / synnefo / logic / servers.py @ 34c03a51
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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 | 41a7fae7 | Christos Stavrakakis | from synnefo import settings |
11 | 41a7fae7 | Christos Stavrakakis | from synnefo import quotas |
12 | 41a7fae7 | Christos Stavrakakis | from synnefo.api import util |
13 | 41a7fae7 | Christos Stavrakakis | from synnefo.logic import backend |
14 | 41a7fae7 | Christos Stavrakakis | from synnefo.logic.backend_allocator import BackendAllocator |
15 | 41a7fae7 | Christos Stavrakakis | from synnefo.logic.rapi import GanetiApiError |
16 | 41a7fae7 | Christos Stavrakakis | from synnefo.db.models import (NetworkInterface, VirtualMachine, |
17 | 41a7fae7 | Christos Stavrakakis | VirtualMachineMetadata) |
18 | 41a7fae7 | Christos Stavrakakis | from synnefo.db.pools import EmptyPool |
19 | 41a7fae7 | Christos Stavrakakis | |
20 | 41a7fae7 | Christos Stavrakakis | from vncauthproxy.client import request_forwarding as request_vnc_forwarding |
21 | 41a7fae7 | Christos Stavrakakis | |
22 | 41a7fae7 | Christos Stavrakakis | log = logging.getLogger(__name__) |
23 | 41a7fae7 | Christos Stavrakakis | |
24 | 41a7fae7 | Christos Stavrakakis | # server creation signal
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25 | 41a7fae7 | Christos Stavrakakis | server_created = dispatch.Signal(providing_args=["created_vm_params"])
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26 | 41a7fae7 | Christos Stavrakakis | |
27 | 41a7fae7 | Christos Stavrakakis | |
28 | 41a7fae7 | Christos Stavrakakis | def validate_server_action(vm, action): |
29 | 41a7fae7 | Christos Stavrakakis | if vm.deleted:
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30 | 41a7fae7 | Christos Stavrakakis | raise faults.BadRequest("Server '%s' has been deleted." % vm.id) |
31 | 41a7fae7 | Christos Stavrakakis | |
32 | 41a7fae7 | Christos Stavrakakis | # Destroyin a server should always be permitted
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33 | 41a7fae7 | Christos Stavrakakis | if action == "DESTROY": |
34 | 41a7fae7 | Christos Stavrakakis | return
|
35 | 41a7fae7 | Christos Stavrakakis | |
36 | 41a7fae7 | Christos Stavrakakis | # Check that there is no pending action
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37 | 41a7fae7 | Christos Stavrakakis | pending_action = vm.task |
38 | 41a7fae7 | Christos Stavrakakis | if pending_action:
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39 | 41a7fae7 | Christos Stavrakakis | if pending_action == "BUILD": |
40 | 41a7fae7 | Christos Stavrakakis | raise faults.BuildInProgress("Server '%s' is being build." % vm.id) |
41 | 41a7fae7 | Christos Stavrakakis | raise faults.BadRequest("Can not perform '%s' action while there is a" |
42 | 41a7fae7 | Christos Stavrakakis | " pending '%s'." % (action, pending_action))
|
43 | 41a7fae7 | Christos Stavrakakis | |
44 | 41a7fae7 | Christos Stavrakakis | # Check if action can be performed to VM's operstate
|
45 | 41a7fae7 | Christos Stavrakakis | operstate = vm.operstate |
46 | 41a7fae7 | Christos Stavrakakis | if operstate == "BUILD": |
47 | 41a7fae7 | Christos Stavrakakis | raise faults.BuildInProgress("Server '%s' is being build." % vm.id) |
48 | 41a7fae7 | Christos Stavrakakis | elif (action == "START" and operstate == "STARTED") or\ |
49 | 41a7fae7 | Christos Stavrakakis | (action == "STOP" and operstate == "STOPPED") or\ |
50 | 41a7fae7 | Christos Stavrakakis | (action == "RESIZE" and operstate == "STARTED"): |
51 | 41a7fae7 | Christos Stavrakakis | raise faults.BadRequest("Can not perform '%s' action while server is" |
52 | 41a7fae7 | Christos Stavrakakis | " in '%s' state." % (action, operstate))
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53 | 41a7fae7 | Christos Stavrakakis | return
|
54 | 41a7fae7 | Christos Stavrakakis | |
55 | 41a7fae7 | Christos Stavrakakis | |
56 | 41a7fae7 | Christos Stavrakakis | def server_command(action): |
57 | 41a7fae7 | Christos Stavrakakis | """Handle execution of a server action.
|
58 | 41a7fae7 | Christos Stavrakakis |
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59 | 41a7fae7 | Christos Stavrakakis | Helper function to validate and execute a server action, handle quota
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60 | 41a7fae7 | Christos Stavrakakis | commission and update the 'task' of the VM in the DB.
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61 | 41a7fae7 | Christos Stavrakakis |
|
62 | 41a7fae7 | Christos Stavrakakis | 1) Check if action can be performed. If it can, then there must be no
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63 | 41a7fae7 | Christos Stavrakakis | pending task (with the exception of DESTROY).
|
64 | 41a7fae7 | Christos Stavrakakis | 2) Handle previous commission if unresolved:
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65 | 41a7fae7 | Christos Stavrakakis | * If it is not pending and it to accept, then accept
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66 | 41a7fae7 | Christos Stavrakakis | * If it is not pending and to reject or is pending then reject it. Since
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67 | 41a7fae7 | Christos Stavrakakis | the action can be performed only if there is no pending task, then there
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68 | 41a7fae7 | Christos Stavrakakis | can be no pending commission. The exception is DESTROY, but in this case
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69 | 41a7fae7 | Christos Stavrakakis | the commission can safely be rejected, and the dispatcher will generate
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70 | 41a7fae7 | Christos Stavrakakis | the correct ones!
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71 | 41a7fae7 | Christos Stavrakakis | 3) Issue new commission and associate it with the VM. Also clear the task.
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72 | 41a7fae7 | Christos Stavrakakis | 4) Send job to ganeti
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73 | 41a7fae7 | Christos Stavrakakis | 5) Update task and commit
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74 | 41a7fae7 | Christos Stavrakakis | """
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75 | 41a7fae7 | Christos Stavrakakis | def decorator(func): |
76 | 41a7fae7 | Christos Stavrakakis | @wraps(func)
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77 | 41a7fae7 | Christos Stavrakakis | @transaction.commit_on_success
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78 | 41a7fae7 | Christos Stavrakakis | def wrapper(vm, *args, **kwargs): |
79 | 41a7fae7 | Christos Stavrakakis | user_id = vm.userid |
80 | 41a7fae7 | Christos Stavrakakis | validate_server_action(vm, action) |
81 | 41a7fae7 | Christos Stavrakakis | |
82 | 41a7fae7 | Christos Stavrakakis | # Resolve(reject) previous serial if it is still pending!!
|
83 | 41a7fae7 | Christos Stavrakakis | previous_serial = vm.serial |
84 | 41a7fae7 | Christos Stavrakakis | if previous_serial and not previous_serial.resolved: |
85 | 41a7fae7 | Christos Stavrakakis | quotas.resolve_vm_commission(serial=previous_serial) |
86 | 41a7fae7 | Christos Stavrakakis | |
87 | 41a7fae7 | Christos Stavrakakis | # Check if action is quotable and issue the corresponding
|
88 | 41a7fae7 | Christos Stavrakakis | # commission
|
89 | 41a7fae7 | Christos Stavrakakis | serial = None
|
90 | 41a7fae7 | Christos Stavrakakis | commission_info = quotas.get_commission_info(vm, action=action) |
91 | 41a7fae7 | Christos Stavrakakis | if commission_info is not None: |
92 | 41a7fae7 | Christos Stavrakakis | # Issue new commission, associate it with the VM
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93 | 41a7fae7 | Christos Stavrakakis | serial = quotas.issue_commission(user=user_id, |
94 | 41a7fae7 | Christos Stavrakakis | source=quotas.DEFAULT_SOURCE, |
95 | 41a7fae7 | Christos Stavrakakis | provisions=commission_info, |
96 | 41a7fae7 | Christos Stavrakakis | force=False,
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97 | 41a7fae7 | Christos Stavrakakis | auto_accept=False)
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98 | 41a7fae7 | Christos Stavrakakis | vm.serial = serial |
99 | 41a7fae7 | Christos Stavrakakis | |
100 | 41a7fae7 | Christos Stavrakakis | # Send the job to Ganeti and get the associated jobID
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101 | 41a7fae7 | Christos Stavrakakis | try:
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102 | 41a7fae7 | Christos Stavrakakis | job_id = func(vm, *args, **kwargs) |
103 | 41a7fae7 | Christos Stavrakakis | except Exception as e: |
104 | 41a7fae7 | Christos Stavrakakis | if vm.serial is not None: |
105 | 41a7fae7 | Christos Stavrakakis | # Since the job never reached Ganeti, reject the commission
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106 | 41a7fae7 | Christos Stavrakakis | log.debug("Rejecting commission: '%s', could not perform"
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107 | 41a7fae7 | Christos Stavrakakis | " action '%s': %s" % (vm.serial, action, e))
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108 | 41a7fae7 | Christos Stavrakakis | transaction.rollback() |
109 | 41a7fae7 | Christos Stavrakakis | quotas.reject_serial(vm.serial) |
110 | 41a7fae7 | Christos Stavrakakis | transaction.commit() |
111 | 41a7fae7 | Christos Stavrakakis | raise
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112 | 41a7fae7 | Christos Stavrakakis | |
113 | 41a7fae7 | Christos Stavrakakis | log.info("user: %s, vm: %s, action: %s, job_id: %s, serial: %s",
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114 | 41a7fae7 | Christos Stavrakakis | user_id, vm.id, action, job_id, vm.serial) |
115 | 41a7fae7 | Christos Stavrakakis | |
116 | 41a7fae7 | Christos Stavrakakis | # store the new task in the VM
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117 | 41a7fae7 | Christos Stavrakakis | if job_id is not None: |
118 | 41a7fae7 | Christos Stavrakakis | vm.task = action |
119 | 41a7fae7 | Christos Stavrakakis | vm.task_job_id = job_id |
120 | 41a7fae7 | Christos Stavrakakis | vm.save() |
121 | 41a7fae7 | Christos Stavrakakis | |
122 | 41a7fae7 | Christos Stavrakakis | return vm
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123 | 41a7fae7 | Christos Stavrakakis | return wrapper
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124 | 41a7fae7 | Christos Stavrakakis | return decorator
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125 | 41a7fae7 | Christos Stavrakakis | |
126 | 41a7fae7 | Christos Stavrakakis | |
127 | 41a7fae7 | Christos Stavrakakis | @transaction.commit_manually
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128 | 41a7fae7 | Christos Stavrakakis | def create(userid, name, password, flavor, image, metadata={}, |
129 | 41a7fae7 | Christos Stavrakakis | personality=[], network=None, use_backend=None): |
130 | 41a7fae7 | Christos Stavrakakis | if use_backend is None: |
131 | 41a7fae7 | Christos Stavrakakis | # Allocate backend to host the server. Commit after allocation to
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132 | 41a7fae7 | Christos Stavrakakis | # release the locks hold by the backend allocator.
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133 | 41a7fae7 | Christos Stavrakakis | try:
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134 | 41a7fae7 | Christos Stavrakakis | backend_allocator = BackendAllocator() |
135 | 41a7fae7 | Christos Stavrakakis | use_backend = backend_allocator.allocate(userid, flavor) |
136 | 41a7fae7 | Christos Stavrakakis | if use_backend is None: |
137 | 41a7fae7 | Christos Stavrakakis | log.error("No available backend for VM with flavor %s", flavor)
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138 | 41a7fae7 | Christos Stavrakakis | raise faults.ServiceUnavailable("No available backends") |
139 | 41a7fae7 | Christos Stavrakakis | except:
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140 | 41a7fae7 | Christos Stavrakakis | transaction.rollback() |
141 | 41a7fae7 | Christos Stavrakakis | raise
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142 | 41a7fae7 | Christos Stavrakakis | else:
|
143 | 41a7fae7 | Christos Stavrakakis | transaction.commit() |
144 | 41a7fae7 | Christos Stavrakakis | |
145 | 41a7fae7 | Christos Stavrakakis | # Fix flavor for archipelago
|
146 | 41a7fae7 | Christos Stavrakakis | disk_template, provider = util.get_flavor_provider(flavor) |
147 | 41a7fae7 | Christos Stavrakakis | if provider:
|
148 | 41a7fae7 | Christos Stavrakakis | flavor.disk_template = disk_template |
149 | 41a7fae7 | Christos Stavrakakis | flavor.disk_provider = provider |
150 | 41a7fae7 | Christos Stavrakakis | flavor.disk_origin = None
|
151 | 41a7fae7 | Christos Stavrakakis | if provider == 'vlmc': |
152 | 41a7fae7 | Christos Stavrakakis | flavor.disk_origin = image['checksum']
|
153 | 41a7fae7 | Christos Stavrakakis | image['backend_id'] = 'null' |
154 | 41a7fae7 | Christos Stavrakakis | else:
|
155 | 41a7fae7 | Christos Stavrakakis | flavor.disk_provider = None
|
156 | 41a7fae7 | Christos Stavrakakis | |
157 | 41a7fae7 | Christos Stavrakakis | try:
|
158 | 41a7fae7 | Christos Stavrakakis | if network is None: |
159 | 41a7fae7 | Christos Stavrakakis | # Allocate IP from public network
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160 | 41a7fae7 | Christos Stavrakakis | (network, address) = util.get_public_ip(use_backend) |
161 | 41a7fae7 | Christos Stavrakakis | nic = {'ip': address, 'network': network.backend_id} |
162 | 41a7fae7 | Christos Stavrakakis | else:
|
163 | 41a7fae7 | Christos Stavrakakis | address = util.get_network_free_address(network) |
164 | 41a7fae7 | Christos Stavrakakis | |
165 | 41a7fae7 | Christos Stavrakakis | # We must save the VM instance now, so that it gets a valid
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166 | 41a7fae7 | Christos Stavrakakis | # vm.backend_vm_id.
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167 | 41a7fae7 | Christos Stavrakakis | vm = VirtualMachine.objects.create( |
168 | 41a7fae7 | Christos Stavrakakis | name=name, |
169 | 41a7fae7 | Christos Stavrakakis | backend=use_backend, |
170 | 41a7fae7 | Christos Stavrakakis | userid=userid, |
171 | 41a7fae7 | Christos Stavrakakis | imageid=image["id"],
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172 | 41a7fae7 | Christos Stavrakakis | flavor=flavor, |
173 | 41a7fae7 | Christos Stavrakakis | action="CREATE")
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174 | 41a7fae7 | Christos Stavrakakis | |
175 | 41a7fae7 | Christos Stavrakakis | # Create VM's public NIC. Do not wait notification form ganeti hooks to
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176 | 41a7fae7 | Christos Stavrakakis | # create this NIC, because if the hooks never run (e.g. building error)
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177 | 41a7fae7 | Christos Stavrakakis | # the VM's public IP address will never be released!
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178 | 41a7fae7 | Christos Stavrakakis | NetworkInterface.objects.create(machine=vm, network=network, index=0,
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179 | 41a7fae7 | Christos Stavrakakis | ipv4=address, state="BUILDING")
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180 | 41a7fae7 | Christos Stavrakakis | |
181 | 41a7fae7 | Christos Stavrakakis | log.info("Created entry in DB for VM '%s'", vm)
|
182 | 41a7fae7 | Christos Stavrakakis | |
183 | 41a7fae7 | Christos Stavrakakis | # dispatch server created signal
|
184 | 41a7fae7 | Christos Stavrakakis | server_created.send(sender=vm, created_vm_params={ |
185 | 41a7fae7 | Christos Stavrakakis | 'img_id': image['backend_id'], |
186 | 41a7fae7 | Christos Stavrakakis | 'img_passwd': password,
|
187 | 41a7fae7 | Christos Stavrakakis | 'img_format': str(image['format']), |
188 | 41a7fae7 | Christos Stavrakakis | 'img_personality': json.dumps(personality),
|
189 | 41a7fae7 | Christos Stavrakakis | 'img_properties': json.dumps(image['metadata']), |
190 | 41a7fae7 | Christos Stavrakakis | }) |
191 | 41a7fae7 | Christos Stavrakakis | |
192 | 41a7fae7 | Christos Stavrakakis | # Also we must create the VM metadata in the same transaction.
|
193 | 41a7fae7 | Christos Stavrakakis | for key, val in metadata.items(): |
194 | 41a7fae7 | Christos Stavrakakis | VirtualMachineMetadata.objects.create( |
195 | 41a7fae7 | Christos Stavrakakis | meta_key=key, |
196 | 41a7fae7 | Christos Stavrakakis | meta_value=val, |
197 | 41a7fae7 | Christos Stavrakakis | vm=vm) |
198 | 41a7fae7 | Christos Stavrakakis | # Issue commission to Quotaholder and accept it since at the end of
|
199 | 41a7fae7 | Christos Stavrakakis | # this transaction the VirtualMachine object will be created in the DB.
|
200 | 41a7fae7 | Christos Stavrakakis | # Note: the following call does a commit!
|
201 | 41a7fae7 | Christos Stavrakakis | quotas.issue_and_accept_commission(vm) |
202 | 41a7fae7 | Christos Stavrakakis | except:
|
203 | 41a7fae7 | Christos Stavrakakis | transaction.rollback() |
204 | 41a7fae7 | Christos Stavrakakis | raise
|
205 | 41a7fae7 | Christos Stavrakakis | else:
|
206 | 41a7fae7 | Christos Stavrakakis | transaction.commit() |
207 | 41a7fae7 | Christos Stavrakakis | |
208 | 41a7fae7 | Christos Stavrakakis | try:
|
209 | 41a7fae7 | Christos Stavrakakis | jobID = backend.create_instance(vm, nic, flavor, image) |
210 | 41a7fae7 | Christos Stavrakakis | # At this point the job is enqueued in the Ganeti backend
|
211 | 41a7fae7 | Christos Stavrakakis | vm.backendjobid = jobID |
212 | 41a7fae7 | Christos Stavrakakis | vm.task = "BUILD"
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213 | 41a7fae7 | Christos Stavrakakis | vm.task_job_id = jobID |
214 | 41a7fae7 | Christos Stavrakakis | vm.save() |
215 | 41a7fae7 | Christos Stavrakakis | transaction.commit() |
216 | 41a7fae7 | Christos Stavrakakis | log.info("User %s created VM %s, NIC %s, Backend %s, JobID %s",
|
217 | 41a7fae7 | Christos Stavrakakis | userid, vm, nic, backend, str(jobID))
|
218 | 41a7fae7 | Christos Stavrakakis | except GanetiApiError as e: |
219 | 41a7fae7 | Christos Stavrakakis | log.exception("Can not communicate to backend %s: %s.",
|
220 | 41a7fae7 | Christos Stavrakakis | backend, e) |
221 | 41a7fae7 | Christos Stavrakakis | # Failed while enqueuing OP_INSTANCE_CREATE to backend. Restore
|
222 | 41a7fae7 | Christos Stavrakakis | # already reserved quotas by issuing a negative commission
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223 | 41a7fae7 | Christos Stavrakakis | vm.operstate = "ERROR"
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224 | 41a7fae7 | Christos Stavrakakis | vm.backendlogmsg = "Can not communicate to backend."
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225 | 41a7fae7 | Christos Stavrakakis | vm.deleted = True
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226 | 41a7fae7 | Christos Stavrakakis | vm.save() |
227 | 41a7fae7 | Christos Stavrakakis | quotas.issue_and_accept_commission(vm, delete=True)
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228 | 41a7fae7 | Christos Stavrakakis | raise
|
229 | 41a7fae7 | Christos Stavrakakis | except:
|
230 | 41a7fae7 | Christos Stavrakakis | transaction.rollback() |
231 | 41a7fae7 | Christos Stavrakakis | raise
|
232 | 41a7fae7 | Christos Stavrakakis | |
233 | 41a7fae7 | Christos Stavrakakis | return vm
|
234 | 41a7fae7 | Christos Stavrakakis | |
235 | 41a7fae7 | Christos Stavrakakis | |
236 | 41a7fae7 | Christos Stavrakakis | @server_command("DESTROY") |
237 | 41a7fae7 | Christos Stavrakakis | def destroy(vm): |
238 | 41a7fae7 | Christos Stavrakakis | log.info("Deleting VM %s", vm)
|
239 | 41a7fae7 | Christos Stavrakakis | return backend.delete_instance(vm)
|
240 | 41a7fae7 | Christos Stavrakakis | |
241 | 41a7fae7 | Christos Stavrakakis | |
242 | 41a7fae7 | Christos Stavrakakis | @server_command("START") |
243 | 41a7fae7 | Christos Stavrakakis | def start(vm): |
244 | 41a7fae7 | Christos Stavrakakis | log.info("Starting VM %s", vm)
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245 | 41a7fae7 | Christos Stavrakakis | return backend.startup_instance(vm)
|
246 | 41a7fae7 | Christos Stavrakakis | |
247 | 41a7fae7 | Christos Stavrakakis | |
248 | 41a7fae7 | Christos Stavrakakis | @server_command("STOP") |
249 | 41a7fae7 | Christos Stavrakakis | def stop(vm): |
250 | 41a7fae7 | Christos Stavrakakis | log.info("Stopping VM %s", vm)
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251 | 41a7fae7 | Christos Stavrakakis | return backend.shutdown_instance(vm)
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252 | 41a7fae7 | Christos Stavrakakis | |
253 | 41a7fae7 | Christos Stavrakakis | |
254 | 41a7fae7 | Christos Stavrakakis | @server_command("REBOOT") |
255 | 41a7fae7 | Christos Stavrakakis | def reboot(vm, reboot_type): |
256 | 41a7fae7 | Christos Stavrakakis | if reboot_type not in ("SOFT", "HARD"): |
257 | 41a7fae7 | Christos Stavrakakis | raise faults.BadRequest("Malformed request. Invalid reboot" |
258 | 41a7fae7 | Christos Stavrakakis | " type %s" % reboot_type)
|
259 | 41a7fae7 | Christos Stavrakakis | log.info("Rebooting VM %s. Type %s", vm, reboot_type)
|
260 | 41a7fae7 | Christos Stavrakakis | |
261 | 41a7fae7 | Christos Stavrakakis | return backend.reboot_instance(vm, reboot_type.lower())
|
262 | 41a7fae7 | Christos Stavrakakis | |
263 | 41a7fae7 | Christos Stavrakakis | |
264 | 41a7fae7 | Christos Stavrakakis | @server_command("RESIZE") |
265 | 41a7fae7 | Christos Stavrakakis | def resize(vm, flavor): |
266 | 41a7fae7 | Christos Stavrakakis | old_flavor = vm.flavor |
267 | 41a7fae7 | Christos Stavrakakis | # User requested the same flavor
|
268 | 41a7fae7 | Christos Stavrakakis | if old_flavor.id == flavor.id:
|
269 | 41a7fae7 | Christos Stavrakakis | raise faults.BadRequest("Server '%s' flavor is already '%s'." |
270 | 41a7fae7 | Christos Stavrakakis | % (vm, flavor)) |
271 | 41a7fae7 | Christos Stavrakakis | return None |
272 | 41a7fae7 | Christos Stavrakakis | # Check that resize can be performed
|
273 | 41a7fae7 | Christos Stavrakakis | if old_flavor.disk != flavor.disk:
|
274 | 41a7fae7 | Christos Stavrakakis | raise faults.BadRequest("Can not resize instance disk.") |
275 | 41a7fae7 | Christos Stavrakakis | if old_flavor.disk_template != flavor.disk_template:
|
276 | 41a7fae7 | Christos Stavrakakis | raise faults.BadRequest("Can not change instance disk template.") |
277 | 41a7fae7 | Christos Stavrakakis | |
278 | 41a7fae7 | Christos Stavrakakis | log.info("Resizing VM from flavor '%s' to '%s", old_flavor, flavor)
|
279 | 41a7fae7 | Christos Stavrakakis | commission_info = {"cyclades.cpu": flavor.cpu - old_flavor.cpu,
|
280 | 41a7fae7 | Christos Stavrakakis | "cyclades.ram": flavor.ram - old_flavor.ram}
|
281 | 41a7fae7 | Christos Stavrakakis | # Save serial to VM, since it is needed by server_command decorator
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282 | 41a7fae7 | Christos Stavrakakis | vm.serial = quotas.issue_commission(user=vm.userid, |
283 | 41a7fae7 | Christos Stavrakakis | source=quotas.DEFAULT_SOURCE, |
284 | 41a7fae7 | Christos Stavrakakis | provisions=commission_info) |
285 | 41a7fae7 | Christos Stavrakakis | return backend.resize_instance(vm, vcpus=flavor.cpu, memory=flavor.ram)
|
286 | 41a7fae7 | Christos Stavrakakis | |
287 | 41a7fae7 | Christos Stavrakakis | |
288 | 41a7fae7 | Christos Stavrakakis | @server_command("SET_FIREWALL_PROFILE") |
289 | 41a7fae7 | Christos Stavrakakis | def set_firewall_profile(vm, profile): |
290 | 41a7fae7 | Christos Stavrakakis | log.info("Setting VM %s firewall %s", vm, profile)
|
291 | 41a7fae7 | Christos Stavrakakis | |
292 | 41a7fae7 | Christos Stavrakakis | if profile not in [x[0] for x in NetworkInterface.FIREWALL_PROFILES]: |
293 | 41a7fae7 | Christos Stavrakakis | raise faults.BadRequest("Unsupported firewall profile") |
294 | 41a7fae7 | Christos Stavrakakis | backend.set_firewall_profile(vm, profile) |
295 | 41a7fae7 | Christos Stavrakakis | return None |
296 | 41a7fae7 | Christos Stavrakakis | |
297 | 41a7fae7 | Christos Stavrakakis | |
298 | 41a7fae7 | Christos Stavrakakis | @server_command("CONNECT") |
299 | 41a7fae7 | Christos Stavrakakis | def connect(vm, network): |
300 | 41a7fae7 | Christos Stavrakakis | if network.state != 'ACTIVE': |
301 | 41a7fae7 | Christos Stavrakakis | raise faults.BuildInProgress('Network not active yet') |
302 | 41a7fae7 | Christos Stavrakakis | |
303 | 41a7fae7 | Christos Stavrakakis | address = None
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304 | 41a7fae7 | Christos Stavrakakis | if network.dhcp:
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305 | 41a7fae7 | Christos Stavrakakis | # Get a free IP from the address pool.
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306 | 34c03a51 | Christos Stavrakakis | address = util.get_network_free_address(network) |
307 | 41a7fae7 | Christos Stavrakakis | |
308 | 41a7fae7 | Christos Stavrakakis | log.info("Connecting VM %s to Network %s(%s)", vm, network, address)
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309 | 41a7fae7 | Christos Stavrakakis | |
310 | 41a7fae7 | Christos Stavrakakis | return backend.connect_to_network(vm, network, address)
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311 | 41a7fae7 | Christos Stavrakakis | |
312 | 41a7fae7 | Christos Stavrakakis | |
313 | 41a7fae7 | Christos Stavrakakis | @server_command("DISCONNECT") |
314 | 41a7fae7 | Christos Stavrakakis | def disconnect(vm, nic_index): |
315 | 41a7fae7 | Christos Stavrakakis | nic = util.get_nic_from_index(vm, nic_index) |
316 | 41a7fae7 | Christos Stavrakakis | |
317 | 41a7fae7 | Christos Stavrakakis | log.info("Removing NIC %s from VM %s", str(nic.index), vm) |
318 | 41a7fae7 | Christos Stavrakakis | |
319 | 41a7fae7 | Christos Stavrakakis | if nic.dirty:
|
320 | 41a7fae7 | Christos Stavrakakis | raise faults.BuildInProgress('Machine is busy.') |
321 | 41a7fae7 | Christos Stavrakakis | else:
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322 | 41a7fae7 | Christos Stavrakakis | vm.nics.all().update(dirty=True)
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323 | 41a7fae7 | Christos Stavrakakis | |
324 | 41a7fae7 | Christos Stavrakakis | return backend.disconnect_from_network(vm, nic)
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325 | 41a7fae7 | Christos Stavrakakis | |
326 | 41a7fae7 | Christos Stavrakakis | |
327 | 41a7fae7 | Christos Stavrakakis | def console(vm, console_type): |
328 | 41a7fae7 | Christos Stavrakakis | """Arrange for an OOB console of the specified type
|
329 | 41a7fae7 | Christos Stavrakakis |
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330 | 41a7fae7 | Christos Stavrakakis | This method arranges for an OOB console of the specified type.
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331 | 41a7fae7 | Christos Stavrakakis | Only consoles of type "vnc" are supported for now.
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332 | 41a7fae7 | Christos Stavrakakis |
|
333 | 41a7fae7 | Christos Stavrakakis | It uses a running instance of vncauthproxy to setup proper
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334 | 41a7fae7 | Christos Stavrakakis | VNC forwarding with a random password, then returns the necessary
|
335 | 41a7fae7 | Christos Stavrakakis | VNC connection info to the caller.
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336 | 41a7fae7 | Christos Stavrakakis |
|
337 | 41a7fae7 | Christos Stavrakakis | """
|
338 | 41a7fae7 | Christos Stavrakakis | log.info("Get console VM %s, type %s", vm, console_type)
|
339 | 41a7fae7 | Christos Stavrakakis | |
340 | 41a7fae7 | Christos Stavrakakis | # Use RAPI to get VNC console information for this instance
|
341 | 41a7fae7 | Christos Stavrakakis | if vm.operstate != "STARTED": |
342 | 41a7fae7 | Christos Stavrakakis | raise faults.BadRequest('Server not in ACTIVE state.') |
343 | 41a7fae7 | Christos Stavrakakis | |
344 | 41a7fae7 | Christos Stavrakakis | if settings.TEST:
|
345 | 41a7fae7 | Christos Stavrakakis | console_data = {'kind': 'vnc', 'host': 'ganeti_node', 'port': 1000} |
346 | 41a7fae7 | Christos Stavrakakis | else:
|
347 | 41a7fae7 | Christos Stavrakakis | console_data = backend.get_instance_console(vm) |
348 | 41a7fae7 | Christos Stavrakakis | |
349 | 41a7fae7 | Christos Stavrakakis | if console_data['kind'] != 'vnc': |
350 | 41a7fae7 | Christos Stavrakakis | message = 'got console of kind %s, not "vnc"' % console_data['kind'] |
351 | 41a7fae7 | Christos Stavrakakis | raise faults.ServiceUnavailable(message)
|
352 | 41a7fae7 | Christos Stavrakakis | |
353 | 41a7fae7 | Christos Stavrakakis | # Let vncauthproxy decide on the source port.
|
354 | 41a7fae7 | Christos Stavrakakis | # The alternative: static allocation, e.g.
|
355 | 41a7fae7 | Christos Stavrakakis | # sport = console_data['port'] - 1000
|
356 | 41a7fae7 | Christos Stavrakakis | sport = 0
|
357 | 41a7fae7 | Christos Stavrakakis | daddr = console_data['host']
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358 | 41a7fae7 | Christos Stavrakakis | dport = console_data['port']
|
359 | 41a7fae7 | Christos Stavrakakis | password = util.random_password() |
360 | 41a7fae7 | Christos Stavrakakis | |
361 | 41a7fae7 | Christos Stavrakakis | if settings.TEST:
|
362 | 41a7fae7 | Christos Stavrakakis | fwd = {'source_port': 1234, 'status': 'OK'} |
363 | 41a7fae7 | Christos Stavrakakis | else:
|
364 | 41a7fae7 | Christos Stavrakakis | fwd = request_vnc_forwarding(sport, daddr, dport, password) |
365 | 41a7fae7 | Christos Stavrakakis | |
366 | 41a7fae7 | Christos Stavrakakis | if fwd['status'] != "OK": |
367 | 41a7fae7 | Christos Stavrakakis | raise faults.ServiceUnavailable('vncauthproxy returned error status') |
368 | 41a7fae7 | Christos Stavrakakis | |
369 | 41a7fae7 | Christos Stavrakakis | # Verify that the VNC server settings haven't changed
|
370 | 41a7fae7 | Christos Stavrakakis | if not settings.TEST: |
371 | 41a7fae7 | Christos Stavrakakis | if console_data != backend.get_instance_console(vm):
|
372 | 41a7fae7 | Christos Stavrakakis | raise faults.ServiceUnavailable('VNC Server settings changed.') |
373 | 41a7fae7 | Christos Stavrakakis | |
374 | 41a7fae7 | Christos Stavrakakis | console = { |
375 | 41a7fae7 | Christos Stavrakakis | 'type': 'vnc', |
376 | 41a7fae7 | Christos Stavrakakis | 'host': getfqdn(),
|
377 | 41a7fae7 | Christos Stavrakakis | 'port': fwd['source_port'], |
378 | 41a7fae7 | Christos Stavrakakis | 'password': password}
|
379 | 41a7fae7 | Christos Stavrakakis | |
380 | 41a7fae7 | Christos Stavrakakis | return console |