root / snf-cyclades-app / synnefo / logic / backend.py @ bda47e03
History | View | Annotate | Download (41.1 kB)
1 | 41a7fae7 | Christos Stavrakakis | # Copyright 2011-2013 GRNET S.A. All rights reserved.
|
---|---|---|---|
2 | 37ca953f | Christodoulos Psaltis | #
|
3 | adee02b8 | Giorgos Verigakis | # Redistribution and use in source and binary forms, with or
|
4 | adee02b8 | Giorgos Verigakis | # without modification, are permitted provided that the following
|
5 | adee02b8 | Giorgos Verigakis | # conditions are met:
|
6 | 37ca953f | Christodoulos Psaltis | #
|
7 | adee02b8 | Giorgos Verigakis | # 1. Redistributions of source code must retain the above
|
8 | adee02b8 | Giorgos Verigakis | # copyright notice, this list of conditions and the following
|
9 | adee02b8 | Giorgos Verigakis | # disclaimer.
|
10 | 37ca953f | Christodoulos Psaltis | #
|
11 | adee02b8 | Giorgos Verigakis | # 2. Redistributions in binary form must reproduce the above
|
12 | adee02b8 | Giorgos Verigakis | # copyright notice, this list of conditions and the following
|
13 | adee02b8 | Giorgos Verigakis | # disclaimer in the documentation and/or other materials
|
14 | adee02b8 | Giorgos Verigakis | # provided with the distribution.
|
15 | 37ca953f | Christodoulos Psaltis | #
|
16 | adee02b8 | Giorgos Verigakis | # THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
|
17 | adee02b8 | Giorgos Verigakis | # OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
18 | adee02b8 | Giorgos Verigakis | # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
19 | adee02b8 | Giorgos Verigakis | # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
|
20 | adee02b8 | Giorgos Verigakis | # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
21 | adee02b8 | Giorgos Verigakis | # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
22 | adee02b8 | Giorgos Verigakis | # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
|
23 | adee02b8 | Giorgos Verigakis | # USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
|
24 | adee02b8 | Giorgos Verigakis | # AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
25 | adee02b8 | Giorgos Verigakis | # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
|
26 | adee02b8 | Giorgos Verigakis | # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
27 | adee02b8 | Giorgos Verigakis | # POSSIBILITY OF SUCH DAMAGE.
|
28 | 37ca953f | Christodoulos Psaltis | #
|
29 | adee02b8 | Giorgos Verigakis | # The views and conclusions contained in the software and
|
30 | adee02b8 | Giorgos Verigakis | # documentation are those of the authors and should not be
|
31 | adee02b8 | Giorgos Verigakis | # interpreted as representing official policies, either expressed
|
32 | adee02b8 | Giorgos Verigakis | # or implied, of GRNET S.A.
|
33 | 529178b1 | Giorgos Verigakis | from django.conf import settings |
34 | 207b70d5 | Giorgos Verigakis | from django.db import transaction |
35 | a1baa42b | Christos Stavrakakis | from datetime import datetime, timedelta |
36 | 207b70d5 | Giorgos Verigakis | |
37 | 22ee6892 | Christos Stavrakakis | from synnefo.db.models import (Backend, VirtualMachine, Network, |
38 | 3524241a | Christos Stavrakakis | BackendNetwork, BACKEND_STATUSES, |
39 | ca4d59e3 | Christos Stavrakakis | pooled_rapi_client, VirtualMachineDiagnostic, |
40 | bfb3f9c2 | Christos Stavrakakis | Flavor, IPAddress, IPAddressLog) |
41 | 0292883e | Christos Stavrakakis | from synnefo.logic import utils, ips |
42 | cb4eee84 | Christos Stavrakakis | from synnefo import quotas |
43 | b7d38981 | Dimitris Aragiorgis | from synnefo.api.util import release_resource |
44 | fd95834e | Christos Stavrakakis | from synnefo.util.mac2eui64 import mac2eui64 |
45 | d2036274 | Christos Stavrakakis | from synnefo.logic import rapi |
46 | 529178b1 | Giorgos Verigakis | |
47 | 3524241a | Christos Stavrakakis | from logging import getLogger |
48 | 3524241a | Christos Stavrakakis | log = getLogger(__name__) |
49 | 9e98ba3c | Giorgos Verigakis | |
50 | 529178b1 | Giorgos Verigakis | |
51 | efff6193 | Giorgos Verigakis | _firewall_tags = { |
52 | efff6193 | Giorgos Verigakis | 'ENABLED': settings.GANETI_FIREWALL_ENABLED_TAG,
|
53 | efff6193 | Giorgos Verigakis | 'DISABLED': settings.GANETI_FIREWALL_DISABLED_TAG,
|
54 | efff6193 | Giorgos Verigakis | 'PROTECTED': settings.GANETI_FIREWALL_PROTECTED_TAG}
|
55 | efff6193 | Giorgos Verigakis | |
56 | efff6193 | Giorgos Verigakis | _reverse_tags = dict((v.split(':')[3], k) for k, v in _firewall_tags.items()) |
57 | efff6193 | Giorgos Verigakis | |
58 | d7ff7f5a | Christos Stavrakakis | # Timeout in seconds for building NICs. After this period the NICs considered
|
59 | d7ff7f5a | Christos Stavrakakis | # stale and removed from DB.
|
60 | 0d069390 | Christos Stavrakakis | BUILDING_NIC_TIMEOUT = timedelta(seconds=180)
|
61 | 02feca11 | Vassilios Karakoidas | |
62 | 3278725f | Christos Stavrakakis | SIMPLE_NIC_FIELDS = ["state", "mac", "network", "firewall_profile", "index"] |
63 | 3278725f | Christos Stavrakakis | COMPLEX_NIC_FIELDS = ["ipv4_address", "ipv6_address"] |
64 | 3278725f | Christos Stavrakakis | NIC_FIELDS = SIMPLE_NIC_FIELDS + COMPLEX_NIC_FIELDS |
65 | 0d069390 | Christos Stavrakakis | UNKNOWN_NIC_PREFIX = "unknown-"
|
66 | a1baa42b | Christos Stavrakakis | |
67 | 02feca11 | Vassilios Karakoidas | |
68 | 41a7fae7 | Christos Stavrakakis | def handle_vm_quotas(vm, job_id, job_opcode, job_status, job_fields): |
69 | 41a7fae7 | Christos Stavrakakis | """Handle quotas for updated VirtualMachine.
|
70 | 41a7fae7 | Christos Stavrakakis |
|
71 | 41a7fae7 | Christos Stavrakakis | Update quotas for the updated VirtualMachine based on the job that run on
|
72 | 41a7fae7 | Christos Stavrakakis | the Ganeti backend. If a commission has been already issued for this job,
|
73 | 41a7fae7 | Christos Stavrakakis | then this commission is just accepted or rejected based on the job status.
|
74 | 41a7fae7 | Christos Stavrakakis | Otherwise, a new commission for the given change is issued, that is also in
|
75 | 41a7fae7 | Christos Stavrakakis | force and auto-accept mode. In this case, previous commissions are
|
76 | 41a7fae7 | Christos Stavrakakis | rejected, since they reflect a previous state of the VM.
|
77 | 41a7fae7 | Christos Stavrakakis |
|
78 | 41a7fae7 | Christos Stavrakakis | """
|
79 | d2036274 | Christos Stavrakakis | if job_status not in rapi.JOB_STATUS_FINALIZED: |
80 | 88fd91af | Christos Stavrakakis | return vm
|
81 | 41a7fae7 | Christos Stavrakakis | |
82 | 41a7fae7 | Christos Stavrakakis | # Check successful completion of a job will trigger any quotable change in
|
83 | 41a7fae7 | Christos Stavrakakis | # the VM state.
|
84 | 41a7fae7 | Christos Stavrakakis | action = utils.get_action_from_opcode(job_opcode, job_fields) |
85 | 88fd91af | Christos Stavrakakis | if action == "BUILD": |
86 | 88fd91af | Christos Stavrakakis | # Quotas for new VMs are automatically accepted by the API
|
87 | 88fd91af | Christos Stavrakakis | return vm
|
88 | 41a7fae7 | Christos Stavrakakis | |
89 | 41a7fae7 | Christos Stavrakakis | if vm.task_job_id == job_id and vm.serial is not None: |
90 | 41a7fae7 | Christos Stavrakakis | # Commission for this change has already been issued. So just
|
91 | 562bf712 | Christos Stavrakakis | # accept/reject it. Special case is OP_INSTANCE_CREATE, which even
|
92 | 562bf712 | Christos Stavrakakis | # if fails, must be accepted, as the user must manually remove the
|
93 | 562bf712 | Christos Stavrakakis | # failed server
|
94 | 41a7fae7 | Christos Stavrakakis | serial = vm.serial |
95 | d2036274 | Christos Stavrakakis | if job_status == rapi.JOB_STATUS_SUCCESS:
|
96 | 41a7fae7 | Christos Stavrakakis | quotas.accept_serial(serial) |
97 | d2036274 | Christos Stavrakakis | elif job_status in [rapi.JOB_STATUS_ERROR, rapi.JOB_STATUS_CANCELED]: |
98 | 41a7fae7 | Christos Stavrakakis | log.debug("Job %s failed. Rejecting related serial %s", job_id,
|
99 | 41a7fae7 | Christos Stavrakakis | serial) |
100 | 41a7fae7 | Christos Stavrakakis | quotas.reject_serial(serial) |
101 | 41a7fae7 | Christos Stavrakakis | vm.serial = None
|
102 | 16b959ce | Giorgos Korfiatis | elif job_status == rapi.JOB_STATUS_SUCCESS:
|
103 | 16b959ce | Giorgos Korfiatis | commission_info = quotas.get_commission_info(resource=vm, |
104 | 16b959ce | Giorgos Korfiatis | action=action, |
105 | 16b959ce | Giorgos Korfiatis | action_fields=job_fields) |
106 | 16b959ce | Giorgos Korfiatis | if commission_info is not None: |
107 | 16b959ce | Giorgos Korfiatis | # Commission for this change has not been issued, or the issued
|
108 | 16b959ce | Giorgos Korfiatis | # commission was unaware of the current change. Reject all previous
|
109 | 16b959ce | Giorgos Korfiatis | # commissions and create a new one in forced mode!
|
110 | 16b959ce | Giorgos Korfiatis | log.debug("Expected job was %s. Processing job %s.",
|
111 | 16b959ce | Giorgos Korfiatis | vm.task_job_id, job_id) |
112 | 16b959ce | Giorgos Korfiatis | reason = ("client: dispatcher, resource: %s, ganeti_job: %s"
|
113 | 16b959ce | Giorgos Korfiatis | % (vm, job_id)) |
114 | 16b959ce | Giorgos Korfiatis | quotas.handle_resource_commission(vm, action, |
115 | 16b959ce | Giorgos Korfiatis | action_fields=job_fields, |
116 | 16b959ce | Giorgos Korfiatis | commission_name=reason, |
117 | 16b959ce | Giorgos Korfiatis | force=True,
|
118 | 16b959ce | Giorgos Korfiatis | auto_accept=True)
|
119 | 16b959ce | Giorgos Korfiatis | log.debug("Issued new commission: %s", vm.serial)
|
120 | 41a7fae7 | Christos Stavrakakis | |
121 | 41a7fae7 | Christos Stavrakakis | return vm
|
122 | 41a7fae7 | Christos Stavrakakis | |
123 | 41a7fae7 | Christos Stavrakakis | |
124 | 093f9c53 | Vangelis Koukis | @transaction.commit_on_success
|
125 | ca4d59e3 | Christos Stavrakakis | def process_op_status(vm, etime, jobid, opcode, status, logmsg, nics=None, |
126 | e6fbada1 | Christos Stavrakakis | job_fields=None):
|
127 | ad2d6807 | Vangelis Koukis | """Process a job progress notification from the backend
|
128 | 02feca11 | Vassilios Karakoidas |
|
129 | 02feca11 | Vassilios Karakoidas | Process an incoming message from the backend (currently Ganeti).
|
130 | 02feca11 | Vassilios Karakoidas | Job notifications with a terminating status (sucess, error, or canceled),
|
131 | 02feca11 | Vassilios Karakoidas | also update the operating state of the VM.
|
132 | 02feca11 | Vassilios Karakoidas |
|
133 | 02feca11 | Vassilios Karakoidas | """
|
134 | 41303ed0 | Vangelis Koukis | # See #1492, #1031, #1111 why this line has been removed
|
135 | 41303ed0 | Vangelis Koukis | #if (opcode not in [x[0] for x in VirtualMachine.BACKEND_OPCODES] or
|
136 | fd65ab41 | Christos Stavrakakis | if status not in [x[0] for x in BACKEND_STATUSES]: |
137 | 02feca11 | Vassilios Karakoidas | raise VirtualMachine.InvalidBackendMsgError(opcode, status)
|
138 | 02feca11 | Vassilios Karakoidas | |
139 | dfd19c2d | Vassilios Karakoidas | vm.backendjobid = jobid |
140 | dfd19c2d | Vassilios Karakoidas | vm.backendjobstatus = status |
141 | dfd19c2d | Vassilios Karakoidas | vm.backendopcode = opcode |
142 | dfd19c2d | Vassilios Karakoidas | vm.backendlogmsg = logmsg |
143 | 02feca11 | Vassilios Karakoidas | |
144 | d2036274 | Christos Stavrakakis | if status not in rapi.JOB_STATUS_FINALIZED: |
145 | 41a7fae7 | Christos Stavrakakis | vm.save() |
146 | 41a7fae7 | Christos Stavrakakis | return
|
147 | 41a7fae7 | Christos Stavrakakis | |
148 | e6fbada1 | Christos Stavrakakis | if job_fields is None: |
149 | e6fbada1 | Christos Stavrakakis | job_fields = {} |
150 | 1fdd8d69 | Christos Stavrakakis | |
151 | 1fdd8d69 | Christos Stavrakakis | new_operstate = None
|
152 | 41a7fae7 | Christos Stavrakakis | state_for_success = VirtualMachine.OPER_STATE_FROM_OPCODE.get(opcode) |
153 | 32a0b855 | Giorgos Korfiatis | |
154 | d2036274 | Christos Stavrakakis | if status == rapi.JOB_STATUS_SUCCESS:
|
155 | 1fdd8d69 | Christos Stavrakakis | # If job succeeds, change operating state if needed
|
156 | 41a7fae7 | Christos Stavrakakis | if state_for_success is not None: |
157 | 1fdd8d69 | Christos Stavrakakis | new_operstate = state_for_success |
158 | 1fdd8d69 | Christos Stavrakakis | |
159 | e6fbada1 | Christos Stavrakakis | beparams = job_fields.get("beparams", None) |
160 | 41a7fae7 | Christos Stavrakakis | if beparams:
|
161 | 41a7fae7 | Christos Stavrakakis | # Change the flavor of the VM
|
162 | ca4d59e3 | Christos Stavrakakis | _process_resize(vm, beparams) |
163 | 1fdd8d69 | Christos Stavrakakis | |
164 | 41a7fae7 | Christos Stavrakakis | # Update backendtime only for jobs that have been successfully
|
165 | 41a7fae7 | Christos Stavrakakis | # completed, since only these jobs update the state of the VM. Else a
|
166 | 41a7fae7 | Christos Stavrakakis | # "race condition" may occur when a successful job (e.g.
|
167 | 41a7fae7 | Christos Stavrakakis | # OP_INSTANCE_REMOVE) completes before an error job and messages arrive
|
168 | 41a7fae7 | Christos Stavrakakis | # in reversed order.
|
169 | 41a7fae7 | Christos Stavrakakis | vm.backendtime = etime |
170 | ca4d59e3 | Christos Stavrakakis | |
171 | d2036274 | Christos Stavrakakis | if status in rapi.JOB_STATUS_FINALIZED and nics is not None: |
172 | 90858bda | Christos Stavrakakis | # Update the NICs of the VM
|
173 | 90858bda | Christos Stavrakakis | _process_net_status(vm, etime, nics) |
174 | 90858bda | Christos Stavrakakis | |
175 | 91954b45 | Christos Stavrakakis | # Special case: if OP_INSTANCE_CREATE fails --> ERROR
|
176 | d2036274 | Christos Stavrakakis | if opcode == 'OP_INSTANCE_CREATE' and status in (rapi.JOB_STATUS_CANCELED, |
177 | d2036274 | Christos Stavrakakis | rapi.JOB_STATUS_ERROR): |
178 | 1fdd8d69 | Christos Stavrakakis | new_operstate = "ERROR"
|
179 | c4ce868e | Christos Stavrakakis | vm.backendtime = etime |
180 | 96feddae | Christos Stavrakakis | # Update state of associated NICs
|
181 | 96feddae | Christos Stavrakakis | vm.nics.all().update(state="ERROR")
|
182 | cb4eee84 | Christos Stavrakakis | elif opcode == 'OP_INSTANCE_REMOVE': |
183 | e97288bc | Christos Stavrakakis | # Special case: OP_INSTANCE_REMOVE fails for machines in ERROR,
|
184 | e97288bc | Christos Stavrakakis | # when no instance exists at the Ganeti backend.
|
185 | e97288bc | Christos Stavrakakis | # See ticket #799 for all the details.
|
186 | d2036274 | Christos Stavrakakis | if (status == rapi.JOB_STATUS_SUCCESS or |
187 | d2036274 | Christos Stavrakakis | (status == rapi.JOB_STATUS_ERROR and not vm_exists_in_backend(vm))): |
188 | a1baa42b | Christos Stavrakakis | # VM has been deleted
|
189 | a1baa42b | Christos Stavrakakis | for nic in vm.nics.all(): |
190 | a1baa42b | Christos Stavrakakis | # Release the IP
|
191 | 3278725f | Christos Stavrakakis | remove_nic_ips(nic) |
192 | a1baa42b | Christos Stavrakakis | # And delete the NIC.
|
193 | a1baa42b | Christos Stavrakakis | nic.delete() |
194 | e97288bc | Christos Stavrakakis | vm.deleted = True
|
195 | 1fdd8d69 | Christos Stavrakakis | new_operstate = state_for_success |
196 | e97288bc | Christos Stavrakakis | vm.backendtime = etime |
197 | d2036274 | Christos Stavrakakis | status = rapi.JOB_STATUS_SUCCESS |
198 | 41a7fae7 | Christos Stavrakakis | |
199 | d2036274 | Christos Stavrakakis | if status in rapi.JOB_STATUS_FINALIZED: |
200 | 41a7fae7 | Christos Stavrakakis | # Job is finalized: Handle quotas/commissioning
|
201 | 41a7fae7 | Christos Stavrakakis | vm = handle_vm_quotas(vm, job_id=jobid, job_opcode=opcode, |
202 | 41a7fae7 | Christos Stavrakakis | job_status=status, job_fields=job_fields) |
203 | 41a7fae7 | Christos Stavrakakis | # and clear task fields
|
204 | 41a7fae7 | Christos Stavrakakis | if vm.task_job_id == jobid:
|
205 | 41a7fae7 | Christos Stavrakakis | vm.task = None
|
206 | 41a7fae7 | Christos Stavrakakis | vm.task_job_id = None
|
207 | 02feca11 | Vassilios Karakoidas | |
208 | 1fdd8d69 | Christos Stavrakakis | if new_operstate is not None: |
209 | 1fdd8d69 | Christos Stavrakakis | vm.operstate = new_operstate |
210 | 1fdd8d69 | Christos Stavrakakis | |
211 | 02feca11 | Vassilios Karakoidas | vm.save() |
212 | 22e52ede | Vassilios Karakoidas | |
213 | ad2d6807 | Vangelis Koukis | |
214 | ca4d59e3 | Christos Stavrakakis | def _process_resize(vm, beparams): |
215 | ca4d59e3 | Christos Stavrakakis | """Change flavor of a VirtualMachine based on new beparams."""
|
216 | ca4d59e3 | Christos Stavrakakis | old_flavor = vm.flavor |
217 | 41a7fae7 | Christos Stavrakakis | vcpus = beparams.get("vcpus", old_flavor.cpu)
|
218 | 41a7fae7 | Christos Stavrakakis | ram = beparams.get("maxmem", old_flavor.ram)
|
219 | 41a7fae7 | Christos Stavrakakis | if vcpus == old_flavor.cpu and ram == old_flavor.ram: |
220 | ca4d59e3 | Christos Stavrakakis | return
|
221 | ca4d59e3 | Christos Stavrakakis | try:
|
222 | ca4d59e3 | Christos Stavrakakis | new_flavor = Flavor.objects.get(cpu=vcpus, ram=ram, |
223 | ca4d59e3 | Christos Stavrakakis | disk=old_flavor.disk, |
224 | ca4d59e3 | Christos Stavrakakis | disk_template=old_flavor.disk_template) |
225 | ca4d59e3 | Christos Stavrakakis | except Flavor.DoesNotExist:
|
226 | 8d5795b4 | Christos Stavrakakis | raise Exception("Cannot find flavor for VM") |
227 | ca4d59e3 | Christos Stavrakakis | vm.flavor = new_flavor |
228 | ca4d59e3 | Christos Stavrakakis | vm.save() |
229 | ca4d59e3 | Christos Stavrakakis | |
230 | ca4d59e3 | Christos Stavrakakis | |
231 | 207b70d5 | Giorgos Verigakis | @transaction.commit_on_success
|
232 | c4e55622 | Christos Stavrakakis | def process_net_status(vm, etime, nics): |
233 | fd95834e | Christos Stavrakakis | """Wrap _process_net_status inside transaction."""
|
234 | fd95834e | Christos Stavrakakis | _process_net_status(vm, etime, nics) |
235 | fd95834e | Christos Stavrakakis | |
236 | fd95834e | Christos Stavrakakis | |
237 | fd95834e | Christos Stavrakakis | def _process_net_status(vm, etime, nics): |
238 | ad2d6807 | Vangelis Koukis | """Process a net status notification from the backend
|
239 | ad2d6807 | Vangelis Koukis |
|
240 | ad2d6807 | Vangelis Koukis | Process an incoming message from the Ganeti backend,
|
241 | ad2d6807 | Vangelis Koukis | detailing the NIC configuration of a VM instance.
|
242 | ad2d6807 | Vangelis Koukis |
|
243 | ad2d6807 | Vangelis Koukis | Update the state of the VM in the DB accordingly.
|
244 | 37ca953f | Christodoulos Psaltis |
|
245 | a1baa42b | Christos Stavrakakis | """
|
246 | b578d9e7 | Christos Stavrakakis | ganeti_nics = process_ganeti_nics(nics) |
247 | 3278725f | Christos Stavrakakis | db_nics = dict([(nic.id, nic)
|
248 | 3278725f | Christos Stavrakakis | for nic in vm.nics.prefetch_related("ips__subnet")]) |
249 | 40d53b77 | Christos Stavrakakis | |
250 | 40d53b77 | Christos Stavrakakis | # Get X-Lock on backend before getting X-Lock on network IP pools, to
|
251 | 40d53b77 | Christos Stavrakakis | # guarantee that no deadlock will occur with Backend allocator.
|
252 | 40d53b77 | Christos Stavrakakis | Backend.objects.select_for_update().get(id=vm.backend_id) |
253 | b578d9e7 | Christos Stavrakakis | |
254 | a1baa42b | Christos Stavrakakis | for nic_name in set(db_nics.keys()) | set(ganeti_nics.keys()): |
255 | a1baa42b | Christos Stavrakakis | db_nic = db_nics.get(nic_name) |
256 | a1baa42b | Christos Stavrakakis | ganeti_nic = ganeti_nics.get(nic_name) |
257 | a1baa42b | Christos Stavrakakis | if ganeti_nic is None: |
258 | a1baa42b | Christos Stavrakakis | # NIC exists in DB but not in Ganeti. If the NIC is in 'building'
|
259 | a1baa42b | Christos Stavrakakis | # state for more than 5 minutes, then we remove the NIC.
|
260 | a1baa42b | Christos Stavrakakis | # TODO: This is dangerous as the job may be stack in the queue, and
|
261 | a1baa42b | Christos Stavrakakis | # releasing the IP may lead to duplicate IP use.
|
262 | 3a6be177 | Christos Stavrakakis | if db_nic.state != "BUILD" or\ |
263 | 3a6be177 | Christos Stavrakakis | (db_nic.state == "BUILD" and |
264 | 0d069390 | Christos Stavrakakis | etime > db_nic.created + BUILDING_NIC_TIMEOUT): |
265 | 3278725f | Christos Stavrakakis | remove_nic_ips(db_nic) |
266 | 0d069390 | Christos Stavrakakis | db_nic.delete() |
267 | a1baa42b | Christos Stavrakakis | else:
|
268 | 0d069390 | Christos Stavrakakis | log.warning("Ignoring recent building NIC: %s", db_nic)
|
269 | a1baa42b | Christos Stavrakakis | elif db_nic is None: |
270 | 3278725f | Christos Stavrakakis | msg = ("NIC/%s of VM %s does not exist in DB! Cannot automatically"
|
271 | 3278725f | Christos Stavrakakis | " fix this issue!" % (nic_name, vm))
|
272 | 3278725f | Christos Stavrakakis | log.error(msg) |
273 | 3278725f | Christos Stavrakakis | continue
|
274 | a1baa42b | Christos Stavrakakis | elif not nics_are_equal(db_nic, ganeti_nic): |
275 | 3278725f | Christos Stavrakakis | for f in SIMPLE_NIC_FIELDS: |
276 | 3278725f | Christos Stavrakakis | # Update the NIC in DB with the values from Ganeti NIC
|
277 | 3278725f | Christos Stavrakakis | setattr(db_nic, f, ganeti_nic[f])
|
278 | 3278725f | Christos Stavrakakis | db_nic.save() |
279 | bfb3f9c2 | Christos Stavrakakis | |
280 | a1baa42b | Christos Stavrakakis | # Special case where the IPv4 address has changed, because you
|
281 | a1baa42b | Christos Stavrakakis | # need to release the old IPv4 address and reserve the new one
|
282 | 8764d304 | Christos Stavrakakis | ipv4_address = ganeti_nic["ipv4_address"]
|
283 | 8764d304 | Christos Stavrakakis | if db_nic.ipv4_address != ipv4_address:
|
284 | bfb3f9c2 | Christos Stavrakakis | change_address_of_port(db_nic, vm.userid, |
285 | bfb3f9c2 | Christos Stavrakakis | old_address=db_nic.ipv4_address, |
286 | bfb3f9c2 | Christos Stavrakakis | new_address=ipv4_address, |
287 | bfb3f9c2 | Christos Stavrakakis | version=4)
|
288 | bfb3f9c2 | Christos Stavrakakis | |
289 | bfb3f9c2 | Christos Stavrakakis | ipv6_address = ganeti_nic["ipv6_address"]
|
290 | bfb3f9c2 | Christos Stavrakakis | if db_nic.ipv6_address != ipv6_address:
|
291 | bfb3f9c2 | Christos Stavrakakis | change_address_of_port(db_nic, vm.userid, |
292 | bfb3f9c2 | Christos Stavrakakis | old_address=db_nic.ipv6_address, |
293 | bfb3f9c2 | Christos Stavrakakis | new_address=ipv6_address, |
294 | bfb3f9c2 | Christos Stavrakakis | version=6)
|
295 | b578d9e7 | Christos Stavrakakis | |
296 | b578d9e7 | Christos Stavrakakis | vm.backendtime = etime |
297 | b578d9e7 | Christos Stavrakakis | vm.save() |
298 | b578d9e7 | Christos Stavrakakis | |
299 | b578d9e7 | Christos Stavrakakis | |
300 | bfb3f9c2 | Christos Stavrakakis | def change_address_of_port(port, userid, old_address, new_address, version): |
301 | bfb3f9c2 | Christos Stavrakakis | """Change."""
|
302 | bfb3f9c2 | Christos Stavrakakis | if old_address is not None: |
303 | bfb3f9c2 | Christos Stavrakakis | msg = ("IPv%s Address of server '%s' changed from '%s' to '%s'"
|
304 | bfb3f9c2 | Christos Stavrakakis | % (version, port.machine_id, old_address, new_address)) |
305 | bfb3f9c2 | Christos Stavrakakis | log.critical(msg) |
306 | bfb3f9c2 | Christos Stavrakakis | |
307 | bfb3f9c2 | Christos Stavrakakis | # Remove the old IP address
|
308 | bfb3f9c2 | Christos Stavrakakis | remove_nic_ips(port, version=version) |
309 | bfb3f9c2 | Christos Stavrakakis | |
310 | bfb3f9c2 | Christos Stavrakakis | if version == 4: |
311 | bfb3f9c2 | Christos Stavrakakis | ipaddress = ips.allocate_ip(port.network, userid, address=new_address) |
312 | bfb3f9c2 | Christos Stavrakakis | ipaddress.nic = port |
313 | bfb3f9c2 | Christos Stavrakakis | ipaddress.save() |
314 | bfb3f9c2 | Christos Stavrakakis | elif version == 6: |
315 | bfb3f9c2 | Christos Stavrakakis | subnet6 = port.network.subnet6 |
316 | bfb3f9c2 | Christos Stavrakakis | ipaddress = IPAddress.objects.create(userid=userid, |
317 | bfb3f9c2 | Christos Stavrakakis | network=port.network, |
318 | bfb3f9c2 | Christos Stavrakakis | subnet=subnet6, |
319 | bfb3f9c2 | Christos Stavrakakis | nic=port, |
320 | bfb3f9c2 | Christos Stavrakakis | address=new_address) |
321 | bfb3f9c2 | Christos Stavrakakis | else:
|
322 | bfb3f9c2 | Christos Stavrakakis | raise ValueError("Unknown version: %s" % version) |
323 | bfb3f9c2 | Christos Stavrakakis | |
324 | bfb3f9c2 | Christos Stavrakakis | # New address log
|
325 | bfb3f9c2 | Christos Stavrakakis | ip_log = IPAddressLog.objects.create(server_id=port.machine_id, |
326 | bfb3f9c2 | Christos Stavrakakis | network_id=port.network_id, |
327 | bfb3f9c2 | Christos Stavrakakis | address=new_address, |
328 | bfb3f9c2 | Christos Stavrakakis | active=True)
|
329 | bfb3f9c2 | Christos Stavrakakis | log.info("Created IP log entry '%s' for address '%s' to server '%s'",
|
330 | bfb3f9c2 | Christos Stavrakakis | ip_log.id, new_address, port.machine_id) |
331 | bfb3f9c2 | Christos Stavrakakis | |
332 | bfb3f9c2 | Christos Stavrakakis | return ipaddress
|
333 | bfb3f9c2 | Christos Stavrakakis | |
334 | bfb3f9c2 | Christos Stavrakakis | |
335 | a1baa42b | Christos Stavrakakis | def nics_are_equal(db_nic, gnt_nic): |
336 | a1baa42b | Christos Stavrakakis | for field in NIC_FIELDS: |
337 | a1baa42b | Christos Stavrakakis | if getattr(db_nic, field) != gnt_nic[field]: |
338 | a1baa42b | Christos Stavrakakis | return False |
339 | a1baa42b | Christos Stavrakakis | return True |
340 | a1baa42b | Christos Stavrakakis | |
341 | a1baa42b | Christos Stavrakakis | |
342 | b578d9e7 | Christos Stavrakakis | def process_ganeti_nics(ganeti_nics): |
343 | a1baa42b | Christos Stavrakakis | """Process NIC dict from ganeti"""
|
344 | b578d9e7 | Christos Stavrakakis | new_nics = [] |
345 | a1baa42b | Christos Stavrakakis | for index, gnic in enumerate(ganeti_nics): |
346 | a1baa42b | Christos Stavrakakis | nic_name = gnic.get("name", None) |
347 | a1baa42b | Christos Stavrakakis | if nic_name is not None: |
348 | a1baa42b | Christos Stavrakakis | nic_id = utils.id_from_nic_name(nic_name) |
349 | a1baa42b | Christos Stavrakakis | else:
|
350 | a1baa42b | Christos Stavrakakis | # Put as default value the index. If it is an unknown NIC to
|
351 | a1baa42b | Christos Stavrakakis | # synnefo it will be created automaticaly.
|
352 | 0d069390 | Christos Stavrakakis | nic_id = UNKNOWN_NIC_PREFIX + str(index)
|
353 | a1baa42b | Christos Stavrakakis | network_name = gnic.get('network', '') |
354 | a1baa42b | Christos Stavrakakis | network_id = utils.id_from_network_name(network_name) |
355 | a1baa42b | Christos Stavrakakis | network = Network.objects.get(id=network_id) |
356 | 77f0fa63 | Christos Stavrakakis | |
357 | 77f0fa63 | Christos Stavrakakis | # Get the new nic info
|
358 | a1baa42b | Christos Stavrakakis | mac = gnic.get('mac')
|
359 | a1baa42b | Christos Stavrakakis | ipv4 = gnic.get('ip')
|
360 | 8764d304 | Christos Stavrakakis | subnet6 = network.subnet6 |
361 | bfb3f9c2 | Christos Stavrakakis | ipv6 = mac2eui64(mac, subnet6.cidr) if subnet6 else None |
362 | 8d325d4b | Christos Stavrakakis | |
363 | a1baa42b | Christos Stavrakakis | firewall = gnic.get('firewall')
|
364 | 8d325d4b | Christos Stavrakakis | firewall_profile = _reverse_tags.get(firewall) |
365 | a1baa42b | Christos Stavrakakis | if not firewall_profile and network.public: |
366 | 658a825a | Giorgos Verigakis | firewall_profile = settings.DEFAULT_FIREWALL_PROFILE |
367 | 9afeb669 | Kostas Papadimitriou | |
368 | a1baa42b | Christos Stavrakakis | nic_info = { |
369 | a1baa42b | Christos Stavrakakis | 'index': index,
|
370 | a1baa42b | Christos Stavrakakis | 'network': network,
|
371 | cc92b70f | Christos Stavrakakis | 'mac': mac,
|
372 | 8764d304 | Christos Stavrakakis | 'ipv4_address': ipv4,
|
373 | 8764d304 | Christos Stavrakakis | 'ipv6_address': ipv6,
|
374 | 939d71dd | Christos Stavrakakis | 'firewall_profile': firewall_profile,
|
375 | 939d71dd | Christos Stavrakakis | 'state': 'ACTIVE'} |
376 | b578d9e7 | Christos Stavrakakis | |
377 | a1baa42b | Christos Stavrakakis | new_nics.append((nic_id, nic_info)) |
378 | a1baa42b | Christos Stavrakakis | return dict(new_nics) |
379 | b578d9e7 | Christos Stavrakakis | |
380 | b578d9e7 | Christos Stavrakakis | |
381 | bfb3f9c2 | Christos Stavrakakis | def remove_nic_ips(nic, version=None): |
382 | 3278725f | Christos Stavrakakis | """Remove IP addresses associated with a NetworkInterface.
|
383 | a1baa42b | Christos Stavrakakis |
|
384 | 3278725f | Christos Stavrakakis | Remove all IP addresses that are associated with the NetworkInterface
|
385 | 3278725f | Christos Stavrakakis | object, by returning them to the pool and deleting the IPAddress object. If
|
386 | 3278725f | Christos Stavrakakis | the IP is a floating IP, then it is just disassociated from the NIC.
|
387 | bfb3f9c2 | Christos Stavrakakis | If version is specified, then only IP addressses of that version will be
|
388 | bfb3f9c2 | Christos Stavrakakis | removed.
|
389 | a1baa42b | Christos Stavrakakis |
|
390 | a1baa42b | Christos Stavrakakis | """
|
391 | 8764d304 | Christos Stavrakakis | for ip in nic.ips.all(): |
392 | bfb3f9c2 | Christos Stavrakakis | if version and ip.ipversion != version: |
393 | bfb3f9c2 | Christos Stavrakakis | continue
|
394 | bfb3f9c2 | Christos Stavrakakis | |
395 | ff863a80 | Christos Stavrakakis | # Update the DB table holding the logging of all IP addresses
|
396 | bfb3f9c2 | Christos Stavrakakis | terminate_active_ipaddress_log(nic, ip) |
397 | ff863a80 | Christos Stavrakakis | |
398 | bfb3f9c2 | Christos Stavrakakis | if ip.floating_ip:
|
399 | bfb3f9c2 | Christos Stavrakakis | ip.nic = None
|
400 | bfb3f9c2 | Christos Stavrakakis | ip.save() |
401 | bfb3f9c2 | Christos Stavrakakis | else:
|
402 | bfb3f9c2 | Christos Stavrakakis | # Release the IPv4 address
|
403 | bfb3f9c2 | Christos Stavrakakis | ip.release_address() |
404 | 8764d304 | Christos Stavrakakis | ip.delete() |
405 | bd392934 | Christos Stavrakakis | |
406 | bd392934 | Christos Stavrakakis | |
407 | bfb3f9c2 | Christos Stavrakakis | def terminate_active_ipaddress_log(nic, ip): |
408 | ff863a80 | Christos Stavrakakis | """Update DB logging entry for this IP address."""
|
409 | fae6e5f0 | Christos Stavrakakis | if not ip.network.public or nic.machine is None: |
410 | ff863a80 | Christos Stavrakakis | return
|
411 | ff863a80 | Christos Stavrakakis | try:
|
412 | ff863a80 | Christos Stavrakakis | ip_log, created = \ |
413 | ff863a80 | Christos Stavrakakis | IPAddressLog.objects.get_or_create(server_id=nic.machine_id, |
414 | ff863a80 | Christos Stavrakakis | network_id=ip.network_id, |
415 | ff863a80 | Christos Stavrakakis | address=ip.address, |
416 | ff863a80 | Christos Stavrakakis | active=True)
|
417 | ff863a80 | Christos Stavrakakis | except IPAddressLog.MultipleObjectsReturned:
|
418 | ff863a80 | Christos Stavrakakis | logmsg = ("Multiple active log entries for IP %s, Network %s,"
|
419 | 8d5795b4 | Christos Stavrakakis | "Server %s. Cannot proceed!"
|
420 | ff863a80 | Christos Stavrakakis | % (ip.address, ip.network, nic.machine)) |
421 | ff863a80 | Christos Stavrakakis | log.error(logmsg) |
422 | ff863a80 | Christos Stavrakakis | raise
|
423 | ff863a80 | Christos Stavrakakis | |
424 | ff863a80 | Christos Stavrakakis | if created:
|
425 | ff863a80 | Christos Stavrakakis | logmsg = ("No log entry for IP %s, Network %s, Server %s. Created new"
|
426 | ff863a80 | Christos Stavrakakis | " but with wrong creation timestamp."
|
427 | ff863a80 | Christos Stavrakakis | % (ip.address, ip.network, nic.machine)) |
428 | ff863a80 | Christos Stavrakakis | log.error(logmsg) |
429 | ff863a80 | Christos Stavrakakis | ip_log.released_at = datetime.now() |
430 | ff863a80 | Christos Stavrakakis | ip_log.active = False
|
431 | ff863a80 | Christos Stavrakakis | ip_log.save() |
432 | bd392934 | Christos Stavrakakis | |
433 | bd392934 | Christos Stavrakakis | |
434 | 22ee6892 | Christos Stavrakakis | @transaction.commit_on_success
|
435 | 22ee6892 | Christos Stavrakakis | def process_network_status(back_network, etime, jobid, opcode, status, logmsg): |
436 | 22ee6892 | Christos Stavrakakis | if status not in [x[0] for x in BACKEND_STATUSES]: |
437 | fd2bdbb2 | Christos Stavrakakis | raise Network.InvalidBackendMsgError(opcode, status)
|
438 | 22ee6892 | Christos Stavrakakis | |
439 | 22ee6892 | Christos Stavrakakis | back_network.backendjobid = jobid |
440 | 22ee6892 | Christos Stavrakakis | back_network.backendjobstatus = status |
441 | 22ee6892 | Christos Stavrakakis | back_network.backendopcode = opcode |
442 | 22ee6892 | Christos Stavrakakis | back_network.backendlogmsg = logmsg |
443 | 22ee6892 | Christos Stavrakakis | |
444 | c82f57ad | Christos Stavrakakis | # Note: Network is already locked!
|
445 | 05146623 | Christos Stavrakakis | network = back_network.network |
446 | 05146623 | Christos Stavrakakis | |
447 | 22ee6892 | Christos Stavrakakis | # Notifications of success change the operating state
|
448 | 22ee6892 | Christos Stavrakakis | state_for_success = BackendNetwork.OPER_STATE_FROM_OPCODE.get(opcode, None)
|
449 | d2036274 | Christos Stavrakakis | if status == rapi.JOB_STATUS_SUCCESS and state_for_success is not None: |
450 | 22ee6892 | Christos Stavrakakis | back_network.operstate = state_for_success |
451 | 22ee6892 | Christos Stavrakakis | |
452 | d2036274 | Christos Stavrakakis | if (status in (rapi.JOB_STATUS_CANCELED, rapi.JOB_STATUS_ERROR) |
453 | d2036274 | Christos Stavrakakis | and opcode == 'OP_NETWORK_ADD'): |
454 | 5480daec | Christos Stavrakakis | back_network.operstate = 'ERROR'
|
455 | e97288bc | Christos Stavrakakis | back_network.backendtime = etime |
456 | 22ee6892 | Christos Stavrakakis | |
457 | e97288bc | Christos Stavrakakis | if opcode == 'OP_NETWORK_REMOVE': |
458 | d2036274 | Christos Stavrakakis | network_is_deleted = (status == rapi.JOB_STATUS_SUCCESS) |
459 | d2036274 | Christos Stavrakakis | if network_is_deleted or (status == rapi.JOB_STATUS_ERROR and not |
460 | 198d91c3 | Christos Stavrakakis | network_exists_in_backend(back_network)): |
461 | e97288bc | Christos Stavrakakis | back_network.operstate = state_for_success |
462 | e97288bc | Christos Stavrakakis | back_network.deleted = True
|
463 | e97288bc | Christos Stavrakakis | back_network.backendtime = etime |
464 | 22ee6892 | Christos Stavrakakis | |
465 | d2036274 | Christos Stavrakakis | if status == rapi.JOB_STATUS_SUCCESS:
|
466 | e97288bc | Christos Stavrakakis | back_network.backendtime = etime |
467 | 22ee6892 | Christos Stavrakakis | back_network.save() |
468 | 4d5d0b9c | Christos Stavrakakis | # Also you must update the state of the Network!!
|
469 | 05146623 | Christos Stavrakakis | update_network_state(network) |
470 | fd2bdbb2 | Christos Stavrakakis | |
471 | fd2bdbb2 | Christos Stavrakakis | |
472 | 2509ce17 | Christos Stavrakakis | def update_network_state(network): |
473 | 99af08a4 | Christos Stavrakakis | """Update the state of a Network based on BackendNetwork states.
|
474 | cb4eee84 | Christos Stavrakakis |
|
475 | 99af08a4 | Christos Stavrakakis | Update the state of a Network based on the operstate of the networks in the
|
476 | 99af08a4 | Christos Stavrakakis | backends that network exists.
|
477 | 99af08a4 | Christos Stavrakakis |
|
478 | 99af08a4 | Christos Stavrakakis | The state of the network is:
|
479 | 99af08a4 | Christos Stavrakakis | * ACTIVE: If it is 'ACTIVE' in at least one backend.
|
480 | 99af08a4 | Christos Stavrakakis | * DELETED: If it is is 'DELETED' in all backends that have been created.
|
481 | 99af08a4 | Christos Stavrakakis |
|
482 | 99af08a4 | Christos Stavrakakis | This function also releases the resources (MAC prefix or Bridge) and the
|
483 | 99af08a4 | Christos Stavrakakis | quotas for the network.
|
484 | 99af08a4 | Christos Stavrakakis |
|
485 | 99af08a4 | Christos Stavrakakis | """
|
486 | 99af08a4 | Christos Stavrakakis | if network.deleted:
|
487 | 99af08a4 | Christos Stavrakakis | # Network has already been deleted. Just assert that state is also
|
488 | 99af08a4 | Christos Stavrakakis | # DELETED
|
489 | 99af08a4 | Christos Stavrakakis | if not network.state == "DELETED": |
490 | 99af08a4 | Christos Stavrakakis | network.state = "DELETED"
|
491 | 99af08a4 | Christos Stavrakakis | network.save() |
492 | cb4eee84 | Christos Stavrakakis | return
|
493 | cb4eee84 | Christos Stavrakakis | |
494 | 99af08a4 | Christos Stavrakakis | backend_states = [s.operstate for s in network.backend_networks.all()] |
495 | 27cda06b | Christos Stavrakakis | if not backend_states and network.action != "DESTROY": |
496 | 99af08a4 | Christos Stavrakakis | if network.state != "ACTIVE": |
497 | 99af08a4 | Christos Stavrakakis | network.state = "ACTIVE"
|
498 | 99af08a4 | Christos Stavrakakis | network.save() |
499 | 99af08a4 | Christos Stavrakakis | return
|
500 | 99af08a4 | Christos Stavrakakis | |
501 | 99af08a4 | Christos Stavrakakis | # Network is deleted when all BackendNetworks go to "DELETED" operstate
|
502 | 27cda06b | Christos Stavrakakis | deleted = reduce(lambda x, y: x == y and "DELETED", backend_states, |
503 | 27cda06b | Christos Stavrakakis | "DELETED")
|
504 | 99af08a4 | Christos Stavrakakis | |
505 | cb4eee84 | Christos Stavrakakis | # Release the resources on the deletion of the Network
|
506 | 99af08a4 | Christos Stavrakakis | if deleted:
|
507 | c82f57ad | Christos Stavrakakis | if network.ips.filter(deleted=False, floating_ip=True).exists(): |
508 | 8d5795b4 | Christos Stavrakakis | msg = "Cannot delete network %s! Floating IPs still in use!"
|
509 | c82f57ad | Christos Stavrakakis | log.error(msg % network) |
510 | c82f57ad | Christos Stavrakakis | raise Exception(msg % network) |
511 | cb4eee84 | Christos Stavrakakis | log.info("Network %r deleted. Releasing link %r mac_prefix %r",
|
512 | cb4eee84 | Christos Stavrakakis | network.id, network.mac_prefix, network.link) |
513 | cb4eee84 | Christos Stavrakakis | network.deleted = True
|
514 | 99af08a4 | Christos Stavrakakis | network.state = "DELETED"
|
515 | b7d38981 | Dimitris Aragiorgis | if network.mac_prefix:
|
516 | b7d38981 | Dimitris Aragiorgis | if network.FLAVORS[network.flavor]["mac_prefix"] == "pool": |
517 | b7d38981 | Dimitris Aragiorgis | release_resource(res_type="mac_prefix",
|
518 | b7d38981 | Dimitris Aragiorgis | value=network.mac_prefix) |
519 | b7d38981 | Dimitris Aragiorgis | if network.link:
|
520 | b7d38981 | Dimitris Aragiorgis | if network.FLAVORS[network.flavor]["link"] == "pool": |
521 | b7d38981 | Dimitris Aragiorgis | release_resource(res_type="bridge", value=network.link)
|
522 | cb4eee84 | Christos Stavrakakis | |
523 | c82f57ad | Christos Stavrakakis | # Set all subnets as deleted
|
524 | c82f57ad | Christos Stavrakakis | network.subnets.update(deleted=True)
|
525 | c82f57ad | Christos Stavrakakis | # And delete the IP pools
|
526 | c82f57ad | Christos Stavrakakis | for subnet in network.subnets.all(): |
527 | c82f57ad | Christos Stavrakakis | if subnet.ipversion == 4: |
528 | c82f57ad | Christos Stavrakakis | subnet.ip_pools.all().delete() |
529 | e8234183 | Christos Stavrakakis | # And all the backend networks since there are useless
|
530 | e8234183 | Christos Stavrakakis | network.backend_networks.all().delete() |
531 | c82f57ad | Christos Stavrakakis | |
532 | cb4eee84 | Christos Stavrakakis | # Issue commission
|
533 | e18c1749 | Christos Stavrakakis | if network.userid:
|
534 | 368d879e | Giorgos Korfiatis | quotas.issue_and_accept_commission(network, action="DESTROY")
|
535 | 32a0b855 | Giorgos Korfiatis | # the above has already saved the object and committed;
|
536 | 32a0b855 | Giorgos Korfiatis | # a second save would override others' changes, since the
|
537 | 32a0b855 | Giorgos Korfiatis | # object is now unlocked
|
538 | 32a0b855 | Giorgos Korfiatis | return
|
539 | e18c1749 | Christos Stavrakakis | elif not network.public: |
540 | e18c1749 | Christos Stavrakakis | log.warning("Network %s does not have an owner!", network.id)
|
541 | cb4eee84 | Christos Stavrakakis | network.save() |
542 | cb4eee84 | Christos Stavrakakis | |
543 | cb4eee84 | Christos Stavrakakis | |
544 | fd2bdbb2 | Christos Stavrakakis | @transaction.commit_on_success
|
545 | fd2bdbb2 | Christos Stavrakakis | def process_network_modify(back_network, etime, jobid, opcode, status, |
546 | e6fbada1 | Christos Stavrakakis | job_fields): |
547 | fd2bdbb2 | Christos Stavrakakis | assert (opcode == "OP_NETWORK_SET_PARAMS") |
548 | fd2bdbb2 | Christos Stavrakakis | if status not in [x[0] for x in BACKEND_STATUSES]: |
549 | fd2bdbb2 | Christos Stavrakakis | raise Network.InvalidBackendMsgError(opcode, status)
|
550 | fd2bdbb2 | Christos Stavrakakis | |
551 | fd2bdbb2 | Christos Stavrakakis | back_network.backendjobid = jobid |
552 | fd2bdbb2 | Christos Stavrakakis | back_network.backendjobstatus = status |
553 | fd2bdbb2 | Christos Stavrakakis | back_network.opcode = opcode |
554 | fd2bdbb2 | Christos Stavrakakis | |
555 | e6fbada1 | Christos Stavrakakis | add_reserved_ips = job_fields.get("add_reserved_ips")
|
556 | fc56ae0f | Christos Stavrakakis | if add_reserved_ips:
|
557 | 3278725f | Christos Stavrakakis | network = back_network.network |
558 | 3278725f | Christos Stavrakakis | for ip in add_reserved_ips: |
559 | 3278725f | Christos Stavrakakis | network.reserve_address(ip, external=True)
|
560 | fd2bdbb2 | Christos Stavrakakis | |
561 | d2036274 | Christos Stavrakakis | if status == rapi.JOB_STATUS_SUCCESS:
|
562 | fd2bdbb2 | Christos Stavrakakis | back_network.backendtime = etime |
563 | fd2bdbb2 | Christos Stavrakakis | back_network.save() |
564 | ad2d6807 | Vangelis Koukis | |
565 | c25cc9ec | Vangelis Koukis | |
566 | 9068cd85 | Georgios Gousios | @transaction.commit_on_success
|
567 | 0827883e | Nikos Skalkotos | def process_create_progress(vm, etime, progress): |
568 | 9068cd85 | Georgios Gousios | |
569 | 0827883e | Nikos Skalkotos | percentage = int(progress)
|
570 | 9068cd85 | Georgios Gousios | |
571 | af90d919 | Vangelis Koukis | # The percentage may exceed 100%, due to the way
|
572 | 0827883e | Nikos Skalkotos | # snf-image:copy-progress tracks bytes read by image handling processes
|
573 | af90d919 | Vangelis Koukis | percentage = 100 if percentage > 100 else percentage |
574 | af90d919 | Vangelis Koukis | if percentage < 0: |
575 | af90d919 | Vangelis Koukis | raise ValueError("Percentage cannot be negative") |
576 | 9068cd85 | Georgios Gousios | |
577 | 7ec9558b | Vangelis Koukis | # FIXME: log a warning here, see #1033
|
578 | 7ec9558b | Vangelis Koukis | # if last_update > percentage:
|
579 | 7ec9558b | Vangelis Koukis | # raise ValueError("Build percentage should increase monotonically " \
|
580 | 7ec9558b | Vangelis Koukis | # "(old = %d, new = %d)" % (last_update, percentage))
|
581 | 9068cd85 | Georgios Gousios | |
582 | c25cc9ec | Vangelis Koukis | # This assumes that no message of type 'ganeti-create-progress' is going to
|
583 | c25cc9ec | Vangelis Koukis | # arrive once OP_INSTANCE_CREATE has succeeded for a Ganeti instance and
|
584 | c25cc9ec | Vangelis Koukis | # the instance is STARTED. What if the two messages are processed by two
|
585 | c25cc9ec | Vangelis Koukis | # separate dispatcher threads, and the 'ganeti-op-status' message for
|
586 | c25cc9ec | Vangelis Koukis | # successful creation gets processed before the 'ganeti-create-progress'
|
587 | c25cc9ec | Vangelis Koukis | # message? [vkoukis]
|
588 | c25cc9ec | Vangelis Koukis | #
|
589 | c25cc9ec | Vangelis Koukis | #if not vm.operstate == 'BUILD':
|
590 | c25cc9ec | Vangelis Koukis | # raise VirtualMachine.IllegalState("VM is not in building state")
|
591 | 9068cd85 | Georgios Gousios | |
592 | c25cc9ec | Vangelis Koukis | vm.buildpercentage = percentage |
593 | c4e55622 | Christos Stavrakakis | vm.backendtime = etime |
594 | 9068cd85 | Georgios Gousios | vm.save() |
595 | ad2d6807 | Vangelis Koukis | |
596 | c25cc9ec | Vangelis Koukis | |
597 | 952b2a48 | Christos Stavrakakis | @transaction.commit_on_success
|
598 | 7d43565f | Kostas Papadimitriou | def create_instance_diagnostic(vm, message, source, level="DEBUG", etime=None, |
599 | cc92b70f | Christos Stavrakakis | details=None):
|
600 | 7d43565f | Kostas Papadimitriou | """
|
601 | 7d43565f | Kostas Papadimitriou | Create virtual machine instance diagnostic entry.
|
602 | 7d43565f | Kostas Papadimitriou |
|
603 | 7d43565f | Kostas Papadimitriou | :param vm: VirtualMachine instance to create diagnostic for.
|
604 | 7d43565f | Kostas Papadimitriou | :param message: Diagnostic message.
|
605 | 7d43565f | Kostas Papadimitriou | :param source: Diagnostic source identifier (e.g. image-helper).
|
606 | 7d43565f | Kostas Papadimitriou | :param level: Diagnostic level (`DEBUG`, `INFO`, `WARNING`, `ERROR`).
|
607 | 7d43565f | Kostas Papadimitriou | :param etime: The time the message occured (if available).
|
608 | 7d43565f | Kostas Papadimitriou | :param details: Additional details or debug information.
|
609 | 7d43565f | Kostas Papadimitriou | """
|
610 | 7d43565f | Kostas Papadimitriou | VirtualMachineDiagnostic.objects.create_for_vm(vm, level, source=source, |
611 | cc92b70f | Christos Stavrakakis | source_date=etime, |
612 | cc92b70f | Christos Stavrakakis | message=message, |
613 | cc92b70f | Christos Stavrakakis | details=details) |
614 | 7d43565f | Kostas Papadimitriou | |
615 | 7d43565f | Kostas Papadimitriou | |
616 | 2c022086 | Christos Stavrakakis | def create_instance(vm, nics, flavor, image): |
617 | 3a9b3cde | Giorgos Verigakis | """`image` is a dictionary which should contain the keys:
|
618 | 3a9b3cde | Giorgos Verigakis | 'backend_id', 'format' and 'metadata'
|
619 | 7f691719 | Christos Stavrakakis |
|
620 | 3a9b3cde | Giorgos Verigakis | metadata value should be a dictionary.
|
621 | 3a9b3cde | Giorgos Verigakis | """
|
622 | 864bed43 | Christos Stavrakakis | |
623 | 1c382247 | Vangelis Koukis | # Handle arguments to CreateInstance() as a dictionary,
|
624 | 1c382247 | Vangelis Koukis | # initialize it based on a deployment-specific value.
|
625 | 1c382247 | Vangelis Koukis | # This enables the administrator to override deployment-specific
|
626 | c25cc9ec | Vangelis Koukis | # arguments, such as the disk template to use, name of os provider
|
627 | 1c382247 | Vangelis Koukis | # and hypervisor-specific parameters at will (see Synnefo #785, #835).
|
628 | 1c382247 | Vangelis Koukis | #
|
629 | bd87213f | Christos Stavrakakis | kw = vm.backend.get_create_params() |
630 | 1c382247 | Vangelis Koukis | kw['mode'] = 'create' |
631 | 924d8085 | Christos Stavrakakis | kw['name'] = vm.backend_vm_id
|
632 | 5949b704 | Vangelis Koukis | # Defined in settings.GANETI_CREATEINSTANCE_KWARGS
|
633 | 296682fe | Kostas Papadimitriou | |
634 | 2a599282 | Christos Stavrakakis | kw['disk_template'] = flavor.disk_template
|
635 | d7841399 | Christos Stavrakakis | kw['disks'] = [{"size": flavor.disk * 1024}] |
636 | 006c6249 | Christos Stavrakakis | provider = flavor.disk_provider |
637 | 296682fe | Kostas Papadimitriou | if provider:
|
638 | 296682fe | Kostas Papadimitriou | kw['disks'][0]['provider'] = provider |
639 | b2222a7f | Christos Stavrakakis | kw['disks'][0]['origin'] = flavor.disk_origin |
640 | 296682fe | Kostas Papadimitriou | |
641 | 7c714455 | Christos Stavrakakis | kw['nics'] = [{"name": nic.backend_uuid, |
642 | 7c714455 | Christos Stavrakakis | "network": nic.network.backend_id,
|
643 | 92d2d1ce | Christos Stavrakakis | "ip": nic.ipv4_address}
|
644 | cb66110b | Christos Stavrakakis | for nic in nics] |
645 | d2036274 | Christos Stavrakakis | |
646 | cb66110b | Christos Stavrakakis | backend = vm.backend |
647 | cb66110b | Christos Stavrakakis | depend_jobs = [] |
648 | cb66110b | Christos Stavrakakis | for nic in nics: |
649 | d2036274 | Christos Stavrakakis | bnet, job_ids = ensure_network_is_active(backend, nic.network_id) |
650 | d2036274 | Christos Stavrakakis | depend_jobs.extend(job_ids) |
651 | d2036274 | Christos Stavrakakis | |
652 | d2036274 | Christos Stavrakakis | kw["depends"] = create_job_dependencies(depend_jobs)
|
653 | cb66110b | Christos Stavrakakis | |
654 | 5949b704 | Vangelis Koukis | # Defined in settings.GANETI_CREATEINSTANCE_KWARGS
|
655 | 1c382247 | Vangelis Koukis | # kw['os'] = settings.GANETI_OS_PROVIDER
|
656 | 1c382247 | Vangelis Koukis | kw['ip_check'] = False |
657 | 1c382247 | Vangelis Koukis | kw['name_check'] = False |
658 | 79b7dbb7 | Christos Stavrakakis | |
659 | 1c382247 | Vangelis Koukis | # Do not specific a node explicitly, have
|
660 | 1c382247 | Vangelis Koukis | # Ganeti use an iallocator instead
|
661 | f8d1eaf4 | Kostas Papadimitriou | #kw['pnode'] = rapi.GetNodes()[0]
|
662 | 79b7dbb7 | Christos Stavrakakis | |
663 | 1c382247 | Vangelis Koukis | kw['dry_run'] = settings.TEST
|
664 | 41303ed0 | Vangelis Koukis | |
665 | 2b1db26f | Giorgos Verigakis | kw['beparams'] = {
|
666 | cc92b70f | Christos Stavrakakis | 'auto_balance': True, |
667 | cc92b70f | Christos Stavrakakis | 'vcpus': flavor.cpu,
|
668 | cc92b70f | Christos Stavrakakis | 'memory': flavor.ram}
|
669 | 79b7dbb7 | Christos Stavrakakis | |
670 | e3b5be49 | Giorgos Verigakis | kw['osparams'] = {
|
671 | 79b7dbb7 | Christos Stavrakakis | 'config_url': vm.config_url,
|
672 | 79b7dbb7 | Christos Stavrakakis | # Store image id and format to Ganeti
|
673 | 2a599282 | Christos Stavrakakis | 'img_id': image['backend_id'], |
674 | 3a9b3cde | Giorgos Verigakis | 'img_format': image['format']} |
675 | d1eaa651 | Christos Stavrakakis | |
676 | e9d59f5e | Christos Stavrakakis | # Use opportunistic locking
|
677 | 727fb2f9 | Christos Stavrakakis | kw['opportunistic_locking'] = settings.GANETI_USE_OPPORTUNISTIC_LOCKING
|
678 | e9d59f5e | Christos Stavrakakis | |
679 | 5949b704 | Vangelis Koukis | # Defined in settings.GANETI_CREATEINSTANCE_KWARGS
|
680 | 1c382247 | Vangelis Koukis | # kw['hvparams'] = dict(serial_console=False)
|
681 | 79b7dbb7 | Christos Stavrakakis | |
682 | 6afeb85d | Christos Stavrakakis | log.debug("Creating instance %s", utils.hide_pass(kw))
|
683 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(vm) as client: |
684 | 3524241a | Christos Stavrakakis | return client.CreateInstance(**kw)
|
685 | f533f224 | Vangelis Koukis | |
686 | 529178b1 | Giorgos Verigakis | |
687 | 529178b1 | Giorgos Verigakis | def delete_instance(vm): |
688 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(vm) as client: |
689 | c8914c67 | Christos Stavrakakis | return client.DeleteInstance(vm.backend_vm_id, dry_run=settings.TEST)
|
690 | 529178b1 | Giorgos Verigakis | |
691 | ad2d6807 | Vangelis Koukis | |
692 | 529178b1 | Giorgos Verigakis | def reboot_instance(vm, reboot_type): |
693 | 529178b1 | Giorgos Verigakis | assert reboot_type in ('soft', 'hard') |
694 | bbae3e45 | Christos Stavrakakis | kwargs = {"instance": vm.backend_vm_id,
|
695 | bbae3e45 | Christos Stavrakakis | "reboot_type": "hard"} |
696 | bbae3e45 | Christos Stavrakakis | # XXX: Currently shutdown_timeout parameter is not supported from the
|
697 | bbae3e45 | Christos Stavrakakis | # Ganeti RAPI. Until supported, we will fallback for both reboot types
|
698 | bbae3e45 | Christos Stavrakakis | # to the default shutdown timeout of Ganeti (120s). Note that reboot
|
699 | bbae3e45 | Christos Stavrakakis | # type of Ganeti job must be always hard. The 'soft' and 'hard' type
|
700 | bbae3e45 | Christos Stavrakakis | # of OS API is different from the one in Ganeti, and maps to
|
701 | bbae3e45 | Christos Stavrakakis | # 'shutdown_timeout'.
|
702 | bbae3e45 | Christos Stavrakakis | #if reboot_type == "hard":
|
703 | bbae3e45 | Christos Stavrakakis | # kwargs["shutdown_timeout"] = 0
|
704 | bbae3e45 | Christos Stavrakakis | if settings.TEST:
|
705 | bbae3e45 | Christos Stavrakakis | kwargs["dry_run"] = True |
706 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(vm) as client: |
707 | bbae3e45 | Christos Stavrakakis | return client.RebootInstance(**kwargs)
|
708 | 529178b1 | Giorgos Verigakis | |
709 | ad2d6807 | Vangelis Koukis | |
710 | 529178b1 | Giorgos Verigakis | def startup_instance(vm): |
711 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(vm) as client: |
712 | 3524241a | Christos Stavrakakis | return client.StartupInstance(vm.backend_vm_id, dry_run=settings.TEST)
|
713 | 529178b1 | Giorgos Verigakis | |
714 | ad2d6807 | Vangelis Koukis | |
715 | 529178b1 | Giorgos Verigakis | def shutdown_instance(vm): |
716 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(vm) as client: |
717 | 3524241a | Christos Stavrakakis | return client.ShutdownInstance(vm.backend_vm_id, dry_run=settings.TEST)
|
718 | 529178b1 | Giorgos Verigakis | |
719 | ad2d6807 | Vangelis Koukis | |
720 | 2cd3f389 | Christos Stavrakakis | def resize_instance(vm, vcpus, memory): |
721 | 2cd3f389 | Christos Stavrakakis | beparams = {"vcpus": int(vcpus), |
722 | 2cd3f389 | Christos Stavrakakis | "minmem": int(memory), |
723 | 2cd3f389 | Christos Stavrakakis | "maxmem": int(memory)} |
724 | 2cd3f389 | Christos Stavrakakis | with pooled_rapi_client(vm) as client: |
725 | 2cd3f389 | Christos Stavrakakis | return client.ModifyInstance(vm.backend_vm_id, beparams=beparams)
|
726 | 2cd3f389 | Christos Stavrakakis | |
727 | 2cd3f389 | Christos Stavrakakis | |
728 | 529178b1 | Giorgos Verigakis | def get_instance_console(vm): |
729 | 71099804 | Vangelis Koukis | # RAPI GetInstanceConsole() returns endpoints to the vnc_bind_address,
|
730 | 71099804 | Vangelis Koukis | # which is a cluster-wide setting, either 0.0.0.0 or 127.0.0.1, and pretty
|
731 | 71099804 | Vangelis Koukis | # useless (see #783).
|
732 | 71099804 | Vangelis Koukis | #
|
733 | 71099804 | Vangelis Koukis | # Until this is fixed on the Ganeti side, construct a console info reply
|
734 | 71099804 | Vangelis Koukis | # directly.
|
735 | 9afeb669 | Kostas Papadimitriou | #
|
736 | 71099804 | Vangelis Koukis | # WARNING: This assumes that VNC runs on port network_port on
|
737 | 71099804 | Vangelis Koukis | # the instance's primary node, and is probably
|
738 | 71099804 | Vangelis Koukis | # hypervisor-specific.
|
739 | 71099804 | Vangelis Koukis | #
|
740 | bf5c82dc | Christos Stavrakakis | log.debug("Getting console for vm %s", vm)
|
741 | bf5c82dc | Christos Stavrakakis | |
742 | 71099804 | Vangelis Koukis | console = {} |
743 | 71099804 | Vangelis Koukis | console['kind'] = 'vnc' |
744 | 3524241a | Christos Stavrakakis | |
745 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(vm) as client: |
746 | 3524241a | Christos Stavrakakis | i = client.GetInstance(vm.backend_vm_id) |
747 | 3524241a | Christos Stavrakakis | |
748 | bd87213f | Christos Stavrakakis | if vm.backend.hypervisor == "kvm" and i['hvparams']['serial_console']: |
749 | 71099804 | Vangelis Koukis | raise Exception("hv parameter serial_console cannot be true") |
750 | 71099804 | Vangelis Koukis | console['host'] = i['pnode'] |
751 | 71099804 | Vangelis Koukis | console['port'] = i['network_port'] |
752 | 9afeb669 | Kostas Papadimitriou | |
753 | 71099804 | Vangelis Koukis | return console
|
754 | 604b2bf8 | Georgios Gousios | |
755 | 604b2bf8 | Georgios Gousios | |
756 | 3524241a | Christos Stavrakakis | def get_instance_info(vm): |
757 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(vm) as client: |
758 | 198d91c3 | Christos Stavrakakis | return client.GetInstance(vm.backend_vm_id)
|
759 | 198d91c3 | Christos Stavrakakis | |
760 | 198d91c3 | Christos Stavrakakis | |
761 | 198d91c3 | Christos Stavrakakis | def vm_exists_in_backend(vm): |
762 | 198d91c3 | Christos Stavrakakis | try:
|
763 | 198d91c3 | Christos Stavrakakis | get_instance_info(vm) |
764 | 198d91c3 | Christos Stavrakakis | return True |
765 | d2036274 | Christos Stavrakakis | except rapi.GanetiApiError as e: |
766 | 198d91c3 | Christos Stavrakakis | if e.code == 404: |
767 | 198d91c3 | Christos Stavrakakis | return False |
768 | 198d91c3 | Christos Stavrakakis | raise e
|
769 | 198d91c3 | Christos Stavrakakis | |
770 | 198d91c3 | Christos Stavrakakis | |
771 | 198d91c3 | Christos Stavrakakis | def get_network_info(backend_network): |
772 | 198d91c3 | Christos Stavrakakis | with pooled_rapi_client(backend_network) as client: |
773 | 198d91c3 | Christos Stavrakakis | return client.GetNetwork(backend_network.network.backend_id)
|
774 | 198d91c3 | Christos Stavrakakis | |
775 | 198d91c3 | Christos Stavrakakis | |
776 | 198d91c3 | Christos Stavrakakis | def network_exists_in_backend(backend_network): |
777 | 198d91c3 | Christos Stavrakakis | try:
|
778 | 198d91c3 | Christos Stavrakakis | get_network_info(backend_network) |
779 | 198d91c3 | Christos Stavrakakis | return True |
780 | d2036274 | Christos Stavrakakis | except rapi.GanetiApiError as e: |
781 | 198d91c3 | Christos Stavrakakis | if e.code == 404: |
782 | 198d91c3 | Christos Stavrakakis | return False |
783 | f533f224 | Vangelis Koukis | |
784 | c25cc9ec | Vangelis Koukis | |
785 | 01f5f8d9 | Christos Stavrakakis | def job_is_still_running(vm): |
786 | 01f5f8d9 | Christos Stavrakakis | with pooled_rapi_client(vm) as c: |
787 | 01f5f8d9 | Christos Stavrakakis | try:
|
788 | 01f5f8d9 | Christos Stavrakakis | job_info = c.GetJobStatus(vm.backendjobid) |
789 | a1dae38d | Christos Stavrakakis | return not (job_info["status"] in rapi.JOB_STATUS_FINALIZED) |
790 | a1dae38d | Christos Stavrakakis | except rapi.GanetiApiError:
|
791 | 01f5f8d9 | Christos Stavrakakis | return False |
792 | 01f5f8d9 | Christos Stavrakakis | |
793 | 01f5f8d9 | Christos Stavrakakis | |
794 | d2036274 | Christos Stavrakakis | def ensure_network_is_active(backend, network_id): |
795 | d2036274 | Christos Stavrakakis | """Ensure that a network is active in the specified backend
|
796 | d2036274 | Christos Stavrakakis |
|
797 | d2036274 | Christos Stavrakakis | Check that a network exists and is active in the specified backend. If not
|
798 | d2036274 | Christos Stavrakakis | (re-)create the network. Return the corresponding BackendNetwork object
|
799 | d2036274 | Christos Stavrakakis | and the IDs of the Ganeti job to create the network.
|
800 | d2036274 | Christos Stavrakakis |
|
801 | d2036274 | Christos Stavrakakis | """
|
802 | d2036274 | Christos Stavrakakis | network = Network.objects.select_for_update().get(id=network_id) |
803 | d2036274 | Christos Stavrakakis | bnet, created = BackendNetwork.objects.get_or_create(backend=backend, |
804 | d2036274 | Christos Stavrakakis | network=network) |
805 | d2036274 | Christos Stavrakakis | job_ids = [] |
806 | d2036274 | Christos Stavrakakis | if bnet.operstate != "ACTIVE": |
807 | d2036274 | Christos Stavrakakis | job_ids = create_network(network, backend, connect=True)
|
808 | d2036274 | Christos Stavrakakis | |
809 | d2036274 | Christos Stavrakakis | return bnet, job_ids
|
810 | d2036274 | Christos Stavrakakis | |
811 | d2036274 | Christos Stavrakakis | |
812 | 99af08a4 | Christos Stavrakakis | def create_network(network, backend, connect=True): |
813 | 99af08a4 | Christos Stavrakakis | """Create a network in a Ganeti backend"""
|
814 | 99af08a4 | Christos Stavrakakis | log.debug("Creating network %s in backend %s", network, backend)
|
815 | 64938cb0 | Giorgos Verigakis | |
816 | 99af08a4 | Christos Stavrakakis | job_id = _create_network(network, backend) |
817 | c25cc9ec | Vangelis Koukis | |
818 | 99af08a4 | Christos Stavrakakis | if connect:
|
819 | 99af08a4 | Christos Stavrakakis | job_ids = connect_network(network, backend, depends=[job_id]) |
820 | 99af08a4 | Christos Stavrakakis | return job_ids
|
821 | 99af08a4 | Christos Stavrakakis | else:
|
822 | 99af08a4 | Christos Stavrakakis | return [job_id]
|
823 | 37ca953f | Christodoulos Psaltis | |
824 | 64938cb0 | Giorgos Verigakis | |
825 | 3524241a | Christos Stavrakakis | def _create_network(network, backend): |
826 | 3524241a | Christos Stavrakakis | """Create a network."""
|
827 | c25cc9ec | Vangelis Koukis | |
828 | 22ee6892 | Christos Stavrakakis | tags = network.backend_tag |
829 | 92d2d1ce | Christos Stavrakakis | subnet = None
|
830 | 92d2d1ce | Christos Stavrakakis | subnet6 = None
|
831 | 92d2d1ce | Christos Stavrakakis | gateway = None
|
832 | 92d2d1ce | Christos Stavrakakis | gateway6 = None
|
833 | 3278725f | Christos Stavrakakis | for _subnet in network.subnets.all(): |
834 | a2bd0802 | Christos Stavrakakis | if _subnet.dhcp and not "nfdhcpd" in tags: |
835 | a2bd0802 | Christos Stavrakakis | tags.append("nfdhcpd")
|
836 | 3278725f | Christos Stavrakakis | if _subnet.ipversion == 4: |
837 | fe3b2809 | Christos Stavrakakis | subnet = _subnet.cidr |
838 | fe3b2809 | Christos Stavrakakis | gateway = _subnet.gateway |
839 | 3278725f | Christos Stavrakakis | elif _subnet.ipversion == 6: |
840 | fe3b2809 | Christos Stavrakakis | subnet6 = _subnet.cidr |
841 | fe3b2809 | Christos Stavrakakis | gateway6 = _subnet.gateway |
842 | 2d762302 | Dimitris Aragiorgis | |
843 | 2d762302 | Dimitris Aragiorgis | if network.public:
|
844 | 2d762302 | Dimitris Aragiorgis | conflicts_check = True
|
845 | 700b85be | Dimitris Aragiorgis | tags.append('public')
|
846 | 2d762302 | Dimitris Aragiorgis | else:
|
847 | 2d762302 | Dimitris Aragiorgis | conflicts_check = False
|
848 | 700b85be | Dimitris Aragiorgis | tags.append('private')
|
849 | 22ee6892 | Christos Stavrakakis | |
850 | 5aeb4e93 | Christos Stavrakakis | # Use a dummy network subnet for IPv6 only networks. Currently Ganeti does
|
851 | 5aeb4e93 | Christos Stavrakakis | # not support IPv6 only networks. To bypass this limitation, we create the
|
852 | 5aeb4e93 | Christos Stavrakakis | # network with a dummy network subnet, and make Cyclades connect instances
|
853 | 5aeb4e93 | Christos Stavrakakis | # to such networks, with address=None.
|
854 | 5aeb4e93 | Christos Stavrakakis | if subnet is None: |
855 | c12627c7 | Christos Stavrakakis | subnet = "10.0.0.0/29"
|
856 | 5aeb4e93 | Christos Stavrakakis | |
857 | 3524241a | Christos Stavrakakis | try:
|
858 | 3524241a | Christos Stavrakakis | bn = BackendNetwork.objects.get(network=network, backend=backend) |
859 | 3524241a | Christos Stavrakakis | mac_prefix = bn.mac_prefix |
860 | 3524241a | Christos Stavrakakis | except BackendNetwork.DoesNotExist:
|
861 | cc92b70f | Christos Stavrakakis | raise Exception("BackendNetwork for network '%s' in backend '%s'" |
862 | 3524241a | Christos Stavrakakis | " does not exist" % (network.id, backend.id))
|
863 | 3524241a | Christos Stavrakakis | |
864 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(backend) as client: |
865 | 3524241a | Christos Stavrakakis | return client.CreateNetwork(network_name=network.backend_id,
|
866 | 5aeb4e93 | Christos Stavrakakis | network=subnet, |
867 | 92d2d1ce | Christos Stavrakakis | network6=subnet6, |
868 | 92d2d1ce | Christos Stavrakakis | gateway=gateway, |
869 | 92d2d1ce | Christos Stavrakakis | gateway6=gateway6, |
870 | 3524241a | Christos Stavrakakis | mac_prefix=mac_prefix, |
871 | 2d762302 | Dimitris Aragiorgis | conflicts_check=conflicts_check, |
872 | 3524241a | Christos Stavrakakis | tags=tags) |
873 | 3524241a | Christos Stavrakakis | |
874 | 3524241a | Christos Stavrakakis | |
875 | 99af08a4 | Christos Stavrakakis | def connect_network(network, backend, depends=[], group=None): |
876 | 3524241a | Christos Stavrakakis | """Connect a network to nodegroups."""
|
877 | bf5c82dc | Christos Stavrakakis | log.debug("Connecting network %s to backend %s", network, backend)
|
878 | bf5c82dc | Christos Stavrakakis | |
879 | 2d762302 | Dimitris Aragiorgis | if network.public:
|
880 | 2d762302 | Dimitris Aragiorgis | conflicts_check = True
|
881 | 2d762302 | Dimitris Aragiorgis | else:
|
882 | 2d762302 | Dimitris Aragiorgis | conflicts_check = False
|
883 | 2d762302 | Dimitris Aragiorgis | |
884 | d2036274 | Christos Stavrakakis | depends = create_job_dependencies(depends) |
885 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(backend) as client: |
886 | 99af08a4 | Christos Stavrakakis | groups = [group] if group is not None else client.GetGroups() |
887 | 99af08a4 | Christos Stavrakakis | job_ids = [] |
888 | 99af08a4 | Christos Stavrakakis | for group in groups: |
889 | 99af08a4 | Christos Stavrakakis | job_id = client.ConnectNetwork(network.backend_id, group, |
890 | 99af08a4 | Christos Stavrakakis | network.mode, network.link, |
891 | 99af08a4 | Christos Stavrakakis | conflicts_check, |
892 | 99af08a4 | Christos Stavrakakis | depends=depends) |
893 | 99af08a4 | Christos Stavrakakis | job_ids.append(job_id) |
894 | 99af08a4 | Christos Stavrakakis | return job_ids
|
895 | 22ee6892 | Christos Stavrakakis | |
896 | 22ee6892 | Christos Stavrakakis | |
897 | 99af08a4 | Christos Stavrakakis | def delete_network(network, backend, disconnect=True): |
898 | 99af08a4 | Christos Stavrakakis | log.debug("Deleting network %s from backend %s", network, backend)
|
899 | 22ee6892 | Christos Stavrakakis | |
900 | 99af08a4 | Christos Stavrakakis | depends = [] |
901 | 99af08a4 | Christos Stavrakakis | if disconnect:
|
902 | 99af08a4 | Christos Stavrakakis | depends = disconnect_network(network, backend) |
903 | 99af08a4 | Christos Stavrakakis | _delete_network(network, backend, depends=depends) |
904 | bf5c82dc | Christos Stavrakakis | |
905 | 22ee6892 | Christos Stavrakakis | |
906 | 99af08a4 | Christos Stavrakakis | def _delete_network(network, backend, depends=[]): |
907 | d2036274 | Christos Stavrakakis | depends = create_job_dependencies(depends) |
908 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(backend) as client: |
909 | 99af08a4 | Christos Stavrakakis | return client.DeleteNetwork(network.backend_id, depends)
|
910 | 22ee6892 | Christos Stavrakakis | |
911 | 22ee6892 | Christos Stavrakakis | |
912 | 3524241a | Christos Stavrakakis | def disconnect_network(network, backend, group=None): |
913 | bf5c82dc | Christos Stavrakakis | log.debug("Disconnecting network %s to backend %s", network, backend)
|
914 | 22ee6892 | Christos Stavrakakis | |
915 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(backend) as client: |
916 | 99af08a4 | Christos Stavrakakis | groups = [group] if group is not None else client.GetGroups() |
917 | 99af08a4 | Christos Stavrakakis | job_ids = [] |
918 | 99af08a4 | Christos Stavrakakis | for group in groups: |
919 | 99af08a4 | Christos Stavrakakis | job_id = client.DisconnectNetwork(network.backend_id, group) |
920 | 99af08a4 | Christos Stavrakakis | job_ids.append(job_id) |
921 | 99af08a4 | Christos Stavrakakis | return job_ids
|
922 | 36f4cb29 | Christos Stavrakakis | |
923 | 36f4cb29 | Christos Stavrakakis | |
924 | 2a2b01e5 | Christos Stavrakakis | def connect_to_network(vm, nic): |
925 | 2a2b01e5 | Christos Stavrakakis | network = nic.network |
926 | 99af08a4 | Christos Stavrakakis | backend = vm.backend |
927 | d2036274 | Christos Stavrakakis | bnet, depend_jobs = ensure_network_is_active(backend, network.id) |
928 | 99af08a4 | Christos Stavrakakis | |
929 | d2036274 | Christos Stavrakakis | depends = create_job_dependencies(depend_jobs) |
930 | 99af08a4 | Christos Stavrakakis | |
931 | 7c714455 | Christos Stavrakakis | nic = {'name': nic.backend_uuid,
|
932 | 7c714455 | Christos Stavrakakis | 'network': network.backend_id,
|
933 | 8764d304 | Christos Stavrakakis | 'ip': nic.ipv4_address}
|
934 | 22ee6892 | Christos Stavrakakis | |
935 | 7c714455 | Christos Stavrakakis | log.debug("Adding NIC %s to VM %s", nic, vm)
|
936 | 22ee6892 | Christos Stavrakakis | |
937 | 6488097c | Christos Stavrakakis | kwargs = { |
938 | 6488097c | Christos Stavrakakis | "instance": vm.backend_vm_id,
|
939 | 1d74f135 | Dimitris Aragiorgis | "nics": [("add", "-1", nic)], |
940 | 6488097c | Christos Stavrakakis | "depends": depends,
|
941 | 6488097c | Christos Stavrakakis | } |
942 | 6488097c | Christos Stavrakakis | if vm.backend.use_hotplug():
|
943 | 6488097c | Christos Stavrakakis | kwargs["hotplug"] = True |
944 | 6488097c | Christos Stavrakakis | if settings.TEST:
|
945 | 6488097c | Christos Stavrakakis | kwargs["dry_run"] = True |
946 | 6488097c | Christos Stavrakakis | |
947 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(vm) as client: |
948 | 6488097c | Christos Stavrakakis | return client.ModifyInstance(**kwargs)
|
949 | 22ee6892 | Christos Stavrakakis | |
950 | 22ee6892 | Christos Stavrakakis | |
951 | 3524241a | Christos Stavrakakis | def disconnect_from_network(vm, nic): |
952 | 7c714455 | Christos Stavrakakis | log.debug("Removing NIC %s of VM %s", nic, vm)
|
953 | 22ee6892 | Christos Stavrakakis | |
954 | 6488097c | Christos Stavrakakis | kwargs = { |
955 | 6488097c | Christos Stavrakakis | "instance": vm.backend_vm_id,
|
956 | cd7ed999 | Christos Stavrakakis | "nics": [("remove", nic.backend_uuid, {})], |
957 | 6488097c | Christos Stavrakakis | } |
958 | 6488097c | Christos Stavrakakis | if vm.backend.use_hotplug():
|
959 | 6488097c | Christos Stavrakakis | kwargs["hotplug"] = True |
960 | 6488097c | Christos Stavrakakis | if settings.TEST:
|
961 | 6488097c | Christos Stavrakakis | kwargs["dry_run"] = True |
962 | 6488097c | Christos Stavrakakis | |
963 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(vm) as client: |
964 | 6488097c | Christos Stavrakakis | jobID = client.ModifyInstance(**kwargs) |
965 | 27435d42 | Christos Stavrakakis | firewall_profile = nic.firewall_profile |
966 | 231b0fb6 | Christos Stavrakakis | if firewall_profile and firewall_profile != "DISABLED": |
967 | d0545590 | Christos Stavrakakis | tag = _firewall_tags[firewall_profile] % nic.backend_uuid |
968 | 27435d42 | Christos Stavrakakis | client.DeleteInstanceTags(vm.backend_vm_id, [tag], |
969 | 27435d42 | Christos Stavrakakis | dry_run=settings.TEST) |
970 | 27435d42 | Christos Stavrakakis | |
971 | 27435d42 | Christos Stavrakakis | return jobID
|
972 | 91826390 | Giorgos Verigakis | |
973 | c25cc9ec | Vangelis Koukis | |
974 | d0545590 | Christos Stavrakakis | def set_firewall_profile(vm, profile, nic): |
975 | d0545590 | Christos Stavrakakis | uuid = nic.backend_uuid |
976 | 26563957 | Giorgos Verigakis | try:
|
977 | d0545590 | Christos Stavrakakis | tag = _firewall_tags[profile] % uuid |
978 | 26563957 | Giorgos Verigakis | except KeyError: |
979 | 91826390 | Giorgos Verigakis | raise ValueError("Unsopported Firewall Profile: %s" % profile) |
980 | 37ca953f | Christodoulos Psaltis | |
981 | d0545590 | Christos Stavrakakis | log.debug("Setting tag of VM %s, NIC %s, to %s", vm, nic, profile)
|
982 | bf5c82dc | Christos Stavrakakis | |
983 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(vm) as client: |
984 | b2791a77 | Christos Stavrakakis | # Delete previous firewall tags
|
985 | b2791a77 | Christos Stavrakakis | old_tags = client.GetInstanceTags(vm.backend_vm_id) |
986 | d0545590 | Christos Stavrakakis | delete_tags = [(t % uuid) for t in _firewall_tags.values() |
987 | d0545590 | Christos Stavrakakis | if (t % uuid) in old_tags] |
988 | b2791a77 | Christos Stavrakakis | if delete_tags:
|
989 | b2791a77 | Christos Stavrakakis | client.DeleteInstanceTags(vm.backend_vm_id, delete_tags, |
990 | 3524241a | Christos Stavrakakis | dry_run=settings.TEST) |
991 | 37ca953f | Christodoulos Psaltis | |
992 | 27435d42 | Christos Stavrakakis | if profile != "DISABLED": |
993 | 27435d42 | Christos Stavrakakis | client.AddInstanceTags(vm.backend_vm_id, [tag], |
994 | 27435d42 | Christos Stavrakakis | dry_run=settings.TEST) |
995 | 9afeb669 | Kostas Papadimitriou | |
996 | 3524241a | Christos Stavrakakis | # XXX NOP ModifyInstance call to force process_net_status to run
|
997 | 3524241a | Christos Stavrakakis | # on the dispatcher
|
998 | cc92b70f | Christos Stavrakakis | os_name = settings.GANETI_CREATEINSTANCE_KWARGS['os']
|
999 | 3524241a | Christos Stavrakakis | client.ModifyInstance(vm.backend_vm_id, |
1000 | cc92b70f | Christos Stavrakakis | os_name=os_name) |
1001 | 41a7fae7 | Christos Stavrakakis | return None |
1002 | 5eedb0e4 | Vangelis Koukis | |
1003 | 41303ed0 | Vangelis Koukis | |
1004 | e77a29ab | Christos Stavrakakis | def get_instances(backend, bulk=True): |
1005 | e77a29ab | Christos Stavrakakis | with pooled_rapi_client(backend) as c: |
1006 | e77a29ab | Christos Stavrakakis | return c.GetInstances(bulk=bulk)
|
1007 | d986cb32 | Christos Stavrakakis | |
1008 | f5b4f2a3 | Christos Stavrakakis | |
1009 | e77a29ab | Christos Stavrakakis | def get_nodes(backend, bulk=True): |
1010 | e77a29ab | Christos Stavrakakis | with pooled_rapi_client(backend) as c: |
1011 | e77a29ab | Christos Stavrakakis | return c.GetNodes(bulk=bulk)
|
1012 | 1a894bfe | Christos Stavrakakis | |
1013 | 1a894bfe | Christos Stavrakakis | |
1014 | 70a0afab | Christos Stavrakakis | def get_jobs(backend, bulk=True): |
1015 | e77a29ab | Christos Stavrakakis | with pooled_rapi_client(backend) as c: |
1016 | 70a0afab | Christos Stavrakakis | return c.GetJobs(bulk=bulk)
|
1017 | f5b4f2a3 | Christos Stavrakakis | |
1018 | 17852fe9 | Giorgos Verigakis | |
1019 | 1a894bfe | Christos Stavrakakis | def get_physical_resources(backend): |
1020 | 1a894bfe | Christos Stavrakakis | """ Get the physical resources of a backend.
|
1021 | 1a894bfe | Christos Stavrakakis |
|
1022 | 1a894bfe | Christos Stavrakakis | Get the resources of a backend as reported by the backend (not the db).
|
1023 | 41303ed0 | Vangelis Koukis |
|
1024 | 1a894bfe | Christos Stavrakakis | """
|
1025 | e77a29ab | Christos Stavrakakis | nodes = get_nodes(backend, bulk=True)
|
1026 | 1a894bfe | Christos Stavrakakis | attr = ['mfree', 'mtotal', 'dfree', 'dtotal', 'pinst_cnt', 'ctotal'] |
1027 | 1a894bfe | Christos Stavrakakis | res = {} |
1028 | 1a894bfe | Christos Stavrakakis | for a in attr: |
1029 | 1a894bfe | Christos Stavrakakis | res[a] = 0
|
1030 | 1a894bfe | Christos Stavrakakis | for n in nodes: |
1031 | 1a894bfe | Christos Stavrakakis | # Filter out drained, offline and not vm_capable nodes since they will
|
1032 | 1a894bfe | Christos Stavrakakis | # not take part in the vm allocation process
|
1033 | cc92b70f | Christos Stavrakakis | can_host_vms = n['vm_capable'] and not (n['drained'] or n['offline']) |
1034 | cc92b70f | Christos Stavrakakis | if can_host_vms and n['cnodes']: |
1035 | 1a894bfe | Christos Stavrakakis | for a in attr: |
1036 | 121b8921 | Christos Stavrakakis | res[a] += int(n[a] or 0) |
1037 | 1a894bfe | Christos Stavrakakis | return res
|
1038 | 1a894bfe | Christos Stavrakakis | |
1039 | 1a894bfe | Christos Stavrakakis | |
1040 | 1da50fe3 | Christos Stavrakakis | def update_backend_resources(backend, resources=None): |
1041 | 1a894bfe | Christos Stavrakakis | """ Update the state of the backend resources in db.
|
1042 | 1a894bfe | Christos Stavrakakis |
|
1043 | 1a894bfe | Christos Stavrakakis | """
|
1044 | 17852fe9 | Giorgos Verigakis | |
1045 | 1a894bfe | Christos Stavrakakis | if not resources: |
1046 | 1a894bfe | Christos Stavrakakis | resources = get_physical_resources(backend) |
1047 | 41303ed0 | Vangelis Koukis | |
1048 | 1a894bfe | Christos Stavrakakis | backend.mfree = resources['mfree']
|
1049 | 1a894bfe | Christos Stavrakakis | backend.mtotal = resources['mtotal']
|
1050 | 1a894bfe | Christos Stavrakakis | backend.dfree = resources['dfree']
|
1051 | 1a894bfe | Christos Stavrakakis | backend.dtotal = resources['dtotal']
|
1052 | 1a894bfe | Christos Stavrakakis | backend.pinst_cnt = resources['pinst_cnt']
|
1053 | 1a894bfe | Christos Stavrakakis | backend.ctotal = resources['ctotal']
|
1054 | 1a894bfe | Christos Stavrakakis | backend.updated = datetime.now() |
1055 | 1a894bfe | Christos Stavrakakis | backend.save() |
1056 | 1a894bfe | Christos Stavrakakis | |
1057 | 1a894bfe | Christos Stavrakakis | |
1058 | 1a894bfe | Christos Stavrakakis | def get_memory_from_instances(backend): |
1059 | 1a894bfe | Christos Stavrakakis | """ Get the memory that is used from instances.
|
1060 | 1a894bfe | Christos Stavrakakis |
|
1061 | 1a894bfe | Christos Stavrakakis | Get the used memory of a backend. Note: This is different for
|
1062 | 1a894bfe | Christos Stavrakakis | the real memory used, due to kvm's memory de-duplication.
|
1063 | 1a894bfe | Christos Stavrakakis |
|
1064 | 1a894bfe | Christos Stavrakakis | """
|
1065 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(backend) as client: |
1066 | 3524241a | Christos Stavrakakis | instances = client.GetInstances(bulk=True)
|
1067 | 1a894bfe | Christos Stavrakakis | mem = 0
|
1068 | 1a894bfe | Christos Stavrakakis | for i in instances: |
1069 | 1a894bfe | Christos Stavrakakis | mem += i['oper_ram']
|
1070 | 1a894bfe | Christos Stavrakakis | return mem
|
1071 | b3d28af2 | Christos Stavrakakis | |
1072 | 1da50fe3 | Christos Stavrakakis | |
1073 | 1da50fe3 | Christos Stavrakakis | def get_available_disk_templates(backend): |
1074 | 1da50fe3 | Christos Stavrakakis | """Get the list of available disk templates of a Ganeti backend.
|
1075 | 1da50fe3 | Christos Stavrakakis |
|
1076 | 1da50fe3 | Christos Stavrakakis | The list contains the disk templates that are enabled in the Ganeti backend
|
1077 | 1da50fe3 | Christos Stavrakakis | and also included in ipolicy-disk-templates.
|
1078 | 1da50fe3 | Christos Stavrakakis |
|
1079 | 1da50fe3 | Christos Stavrakakis | """
|
1080 | 1da50fe3 | Christos Stavrakakis | with pooled_rapi_client(backend) as c: |
1081 | 1da50fe3 | Christos Stavrakakis | info = c.GetInfo() |
1082 | 1da50fe3 | Christos Stavrakakis | ipolicy_disk_templates = info["ipolicy"]["disk-templates"] |
1083 | a8ae6989 | Christos Stavrakakis | try:
|
1084 | a8ae6989 | Christos Stavrakakis | enabled_disk_templates = info["enabled_disk_templates"]
|
1085 | a8ae6989 | Christos Stavrakakis | return [dp for dp in enabled_disk_templates |
1086 | a8ae6989 | Christos Stavrakakis | if dp in ipolicy_disk_templates] |
1087 | a8ae6989 | Christos Stavrakakis | except KeyError: |
1088 | a8ae6989 | Christos Stavrakakis | # Ganeti < 2.8 does not have 'enabled_disk_templates'
|
1089 | a8ae6989 | Christos Stavrakakis | return ipolicy_disk_templates
|
1090 | 1da50fe3 | Christos Stavrakakis | |
1091 | 1da50fe3 | Christos Stavrakakis | |
1092 | 1da50fe3 | Christos Stavrakakis | def update_backend_disk_templates(backend): |
1093 | 1da50fe3 | Christos Stavrakakis | disk_templates = get_available_disk_templates(backend) |
1094 | 1da50fe3 | Christos Stavrakakis | backend.disk_templates = disk_templates |
1095 | 1da50fe3 | Christos Stavrakakis | backend.save() |
1096 | 1da50fe3 | Christos Stavrakakis | |
1097 | 1da50fe3 | Christos Stavrakakis | |
1098 | b3d28af2 | Christos Stavrakakis | ##
|
1099 | b3d28af2 | Christos Stavrakakis | ## Synchronized operations for reconciliation
|
1100 | b3d28af2 | Christos Stavrakakis | ##
|
1101 | b3d28af2 | Christos Stavrakakis | |
1102 | b3d28af2 | Christos Stavrakakis | |
1103 | b3d28af2 | Christos Stavrakakis | def create_network_synced(network, backend): |
1104 | b3d28af2 | Christos Stavrakakis | result = _create_network_synced(network, backend) |
1105 | d2036274 | Christos Stavrakakis | if result[0] != rapi.JOB_STATUS_SUCCESS: |
1106 | b3d28af2 | Christos Stavrakakis | return result
|
1107 | b3d28af2 | Christos Stavrakakis | result = connect_network_synced(network, backend) |
1108 | b3d28af2 | Christos Stavrakakis | return result
|
1109 | b3d28af2 | Christos Stavrakakis | |
1110 | b3d28af2 | Christos Stavrakakis | |
1111 | b3d28af2 | Christos Stavrakakis | def _create_network_synced(network, backend): |
1112 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(backend) as client: |
1113 | e60b4630 | Christos Stavrakakis | job = _create_network(network, backend) |
1114 | 3524241a | Christos Stavrakakis | result = wait_for_job(client, job) |
1115 | 3524241a | Christos Stavrakakis | return result
|
1116 | b3d28af2 | Christos Stavrakakis | |
1117 | b3d28af2 | Christos Stavrakakis | |
1118 | b3d28af2 | Christos Stavrakakis | def connect_network_synced(network, backend): |
1119 | 3524241a | Christos Stavrakakis | with pooled_rapi_client(backend) as client: |
1120 | 3524241a | Christos Stavrakakis | for group in client.GetGroups(): |
1121 | b7d38981 | Dimitris Aragiorgis | job = client.ConnectNetwork(network.backend_id, group, |
1122 | b7d38981 | Dimitris Aragiorgis | network.mode, network.link) |
1123 | 3524241a | Christos Stavrakakis | result = wait_for_job(client, job) |
1124 | d2036274 | Christos Stavrakakis | if result[0] != rapi.JOB_STATUS_SUCCESS: |
1125 | 3524241a | Christos Stavrakakis | return result
|
1126 | b3d28af2 | Christos Stavrakakis | |
1127 | b3d28af2 | Christos Stavrakakis | return result
|
1128 | b3d28af2 | Christos Stavrakakis | |
1129 | b3d28af2 | Christos Stavrakakis | |
1130 | b3d28af2 | Christos Stavrakakis | def wait_for_job(client, jobid): |
1131 | b3d28af2 | Christos Stavrakakis | result = client.WaitForJobChange(jobid, ['status', 'opresult'], None, None) |
1132 | b3d28af2 | Christos Stavrakakis | status = result['job_info'][0] |
1133 | d2036274 | Christos Stavrakakis | while status not in rapi.JOB_STATUS_FINALIZED: |
1134 | b3d28af2 | Christos Stavrakakis | result = client.WaitForJobChange(jobid, ['status', 'opresult'], |
1135 | cc92b70f | Christos Stavrakakis | [result], None)
|
1136 | b3d28af2 | Christos Stavrakakis | status = result['job_info'][0] |
1137 | b3d28af2 | Christos Stavrakakis | |
1138 | d2036274 | Christos Stavrakakis | if status == rapi.JOB_STATUS_SUCCESS:
|
1139 | b3d28af2 | Christos Stavrakakis | return (status, None) |
1140 | b3d28af2 | Christos Stavrakakis | else:
|
1141 | b3d28af2 | Christos Stavrakakis | error = result['job_info'][1] |
1142 | b3d28af2 | Christos Stavrakakis | return (status, error)
|
1143 | d2036274 | Christos Stavrakakis | |
1144 | d2036274 | Christos Stavrakakis | |
1145 | d2036274 | Christos Stavrakakis | def create_job_dependencies(job_ids=[], job_states=None): |
1146 | d2036274 | Christos Stavrakakis | """Transform a list of job IDs to Ganeti 'depends' attribute."""
|
1147 | d2036274 | Christos Stavrakakis | if job_states is None: |
1148 | d2036274 | Christos Stavrakakis | job_states = list(rapi.JOB_STATUS_FINALIZED)
|
1149 | d2036274 | Christos Stavrakakis | assert(type(job_states) == list) |
1150 | d2036274 | Christos Stavrakakis | return [[job_id, job_states] for job_id in job_ids] |