root / snf-cyclades-app / synnefo / management / common.py @ f04ada8d
History | View | Annotate | Download (8.9 kB)
1 | 11300d7b | Giorgos Verigakis | # Copyright 2012 GRNET S.A. All rights reserved.
|
---|---|---|---|
2 | 11300d7b | Giorgos Verigakis | #
|
3 | 11300d7b | Giorgos Verigakis | # Redistribution and use in source and binary forms, with or
|
4 | 11300d7b | Giorgos Verigakis | # without modification, are permitted provided that the following
|
5 | 11300d7b | Giorgos Verigakis | # conditions are met:
|
6 | 11300d7b | Giorgos Verigakis | #
|
7 | 11300d7b | Giorgos Verigakis | # 1. Redistributions of source code must retain the above
|
8 | 11300d7b | Giorgos Verigakis | # copyright notice, this list of conditions and the following
|
9 | 11300d7b | Giorgos Verigakis | # disclaimer.
|
10 | 11300d7b | Giorgos Verigakis | #
|
11 | 11300d7b | Giorgos Verigakis | # 2. Redistributions in binary form must reproduce the above
|
12 | 11300d7b | Giorgos Verigakis | # copyright notice, this list of conditions and the following
|
13 | 11300d7b | Giorgos Verigakis | # disclaimer in the documentation and/or other materials
|
14 | 11300d7b | Giorgos Verigakis | # provided with the distribution.
|
15 | 11300d7b | Giorgos Verigakis | #
|
16 | 11300d7b | Giorgos Verigakis | # THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
|
17 | 11300d7b | Giorgos Verigakis | # OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
18 | 11300d7b | Giorgos Verigakis | # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
19 | 11300d7b | Giorgos Verigakis | # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
|
20 | 11300d7b | Giorgos Verigakis | # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
21 | 11300d7b | Giorgos Verigakis | # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
22 | 11300d7b | Giorgos Verigakis | # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
|
23 | 11300d7b | Giorgos Verigakis | # USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
|
24 | 11300d7b | Giorgos Verigakis | # AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
25 | 11300d7b | Giorgos Verigakis | # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
|
26 | 11300d7b | Giorgos Verigakis | # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
27 | 11300d7b | Giorgos Verigakis | # POSSIBILITY OF SUCH DAMAGE.
|
28 | 11300d7b | Giorgos Verigakis | #
|
29 | 11300d7b | Giorgos Verigakis | # The views and conclusions contained in the software and
|
30 | 11300d7b | Giorgos Verigakis | # documentation are those of the authors and should not be
|
31 | 11300d7b | Giorgos Verigakis | # interpreted as representing official policies, either expressed
|
32 | 11300d7b | Giorgos Verigakis | # or implied, of GRNET S.A.
|
33 | 11300d7b | Giorgos Verigakis | |
34 | 53b9ba10 | Christos Stavrakakis | from django.core.management import CommandError |
35 | 9d1e6480 | Marios Kogias | from synnefo.db.models import (Backend, VirtualMachine, Network, |
36 | b48697f0 | Christos Stavrakakis | Flavor, IPAddress, Subnet, |
37 | 09b76b7e | Christos Stavrakakis | BridgePoolTable, MacPrefixPoolTable, |
38 | 0fc4b580 | Marios Kogias | NetworkInterface, IPAddressLog) |
39 | c75ab92e | Christos Stavrakakis | from functools import wraps |
40 | bad9404c | Christos Stavrakakis | |
41 | bd40abfa | Christos Stavrakakis | from snf_django.lib.api import faults |
42 | bcd80cd9 | Christos Stavrakakis | from synnefo.api import util |
43 | 35f2fc07 | Christos Stavrakakis | from synnefo.logic import backend as backend_mod |
44 | 2333a2c4 | Christos Stavrakakis | from synnefo.logic.rapi import GanetiApiError, GanetiRapiClient |
45 | 0252fb8b | Christos Stavrakakis | from synnefo.logic.utils import (id_from_instance_name, |
46 | 0252fb8b | Christos Stavrakakis | id_from_network_name) |
47 | 11300d7b | Giorgos Verigakis | |
48 | 8814e07c | Christos Stavrakakis | import logging |
49 | 8814e07c | Christos Stavrakakis | log = logging.getLogger(__name__) |
50 | 8814e07c | Christos Stavrakakis | |
51 | 11300d7b | Giorgos Verigakis | |
52 | f66d8b04 | Christos Stavrakakis | def format_vm_state(vm): |
53 | f66d8b04 | Christos Stavrakakis | if vm.operstate == "BUILD": |
54 | f66d8b04 | Christos Stavrakakis | return "BUILD(" + str(vm.buildpercentage) + "%)" |
55 | f66d8b04 | Christos Stavrakakis | else:
|
56 | f66d8b04 | Christos Stavrakakis | return vm.operstate
|
57 | 53b9ba10 | Christos Stavrakakis | |
58 | 53b9ba10 | Christos Stavrakakis | |
59 | b84ed662 | Christos Stavrakakis | def get_backend(backend_id): |
60 | b84ed662 | Christos Stavrakakis | try:
|
61 | b84ed662 | Christos Stavrakakis | backend_id = int(backend_id)
|
62 | b84ed662 | Christos Stavrakakis | return Backend.objects.get(id=backend_id)
|
63 | b84ed662 | Christos Stavrakakis | except ValueError: |
64 | b84ed662 | Christos Stavrakakis | raise CommandError("Invalid Backend ID: %s" % backend_id) |
65 | b84ed662 | Christos Stavrakakis | except Backend.DoesNotExist:
|
66 | b84ed662 | Christos Stavrakakis | raise CommandError("Backend with ID %s not found in DB. " |
67 | b84ed662 | Christos Stavrakakis | " Use snf-manage backend-list to find"
|
68 | b84ed662 | Christos Stavrakakis | " out available backend IDs." % backend_id)
|
69 | b84ed662 | Christos Stavrakakis | |
70 | b84ed662 | Christos Stavrakakis | |
71 | b84ed662 | Christos Stavrakakis | def get_image(image_id, user_id): |
72 | b84ed662 | Christos Stavrakakis | if image_id:
|
73 | b84ed662 | Christos Stavrakakis | try:
|
74 | bcd80cd9 | Christos Stavrakakis | return util.get_image_dict(image_id, user_id)
|
75 | bd40abfa | Christos Stavrakakis | except faults.ItemNotFound:
|
76 | b84ed662 | Christos Stavrakakis | raise CommandError("Image with ID %s not found." |
77 | b84ed662 | Christos Stavrakakis | " Use snf-manage image-list to find"
|
78 | b84ed662 | Christos Stavrakakis | " out available image IDs." % image_id)
|
79 | b84ed662 | Christos Stavrakakis | else:
|
80 | b84ed662 | Christos Stavrakakis | raise CommandError("image-id is mandatory") |
81 | b84ed662 | Christos Stavrakakis | |
82 | b84ed662 | Christos Stavrakakis | |
83 | b84ed662 | Christos Stavrakakis | def get_vm(server_id): |
84 | 0252fb8b | Christos Stavrakakis | """Get a VirtualMachine object by its ID.
|
85 | 0252fb8b | Christos Stavrakakis |
|
86 | 0252fb8b | Christos Stavrakakis | @type server_id: int or string
|
87 | 0252fb8b | Christos Stavrakakis | @param server_id: The server's DB id or the Ganeti name
|
88 | 0252fb8b | Christos Stavrakakis |
|
89 | 0252fb8b | Christos Stavrakakis | """
|
90 | b84ed662 | Christos Stavrakakis | try:
|
91 | b84ed662 | Christos Stavrakakis | server_id = int(server_id)
|
92 | 0252fb8b | Christos Stavrakakis | except (ValueError, TypeError): |
93 | 0252fb8b | Christos Stavrakakis | try:
|
94 | 0252fb8b | Christos Stavrakakis | server_id = id_from_instance_name(server_id) |
95 | 0252fb8b | Christos Stavrakakis | except VirtualMachine.InvalidBackendIdError:
|
96 | 0252fb8b | Christos Stavrakakis | raise CommandError("Invalid server ID: %s" % server_id) |
97 | 0252fb8b | Christos Stavrakakis | |
98 | 0252fb8b | Christos Stavrakakis | try:
|
99 | b84ed662 | Christos Stavrakakis | return VirtualMachine.objects.get(id=server_id)
|
100 | b84ed662 | Christos Stavrakakis | except VirtualMachine.DoesNotExist:
|
101 | b84ed662 | Christos Stavrakakis | raise CommandError("Server with ID %s not found in DB." |
102 | b84ed662 | Christos Stavrakakis | " Use snf-manage server-list to find out"
|
103 | b84ed662 | Christos Stavrakakis | " available server IDs." % server_id)
|
104 | b84ed662 | Christos Stavrakakis | |
105 | b84ed662 | Christos Stavrakakis | |
106 | e57893cd | Christos Stavrakakis | def get_network(network_id, for_update=True): |
107 | 0252fb8b | Christos Stavrakakis | """Get a Network object by its ID.
|
108 | 0252fb8b | Christos Stavrakakis |
|
109 | 0252fb8b | Christos Stavrakakis | @type network_id: int or string
|
110 | 0252fb8b | Christos Stavrakakis | @param network_id: The networks DB id or the Ganeti name
|
111 | 0252fb8b | Christos Stavrakakis |
|
112 | 0252fb8b | Christos Stavrakakis | """
|
113 | 0252fb8b | Christos Stavrakakis | |
114 | b84ed662 | Christos Stavrakakis | try:
|
115 | b84ed662 | Christos Stavrakakis | network_id = int(network_id)
|
116 | 0252fb8b | Christos Stavrakakis | except (ValueError, TypeError): |
117 | 0252fb8b | Christos Stavrakakis | try:
|
118 | 0252fb8b | Christos Stavrakakis | network_id = id_from_network_name(network_id) |
119 | 0252fb8b | Christos Stavrakakis | except Network.InvalidBackendIdError:
|
120 | 0252fb8b | Christos Stavrakakis | raise CommandError("Invalid network ID: %s" % network_id) |
121 | 0252fb8b | Christos Stavrakakis | |
122 | e57893cd | Christos Stavrakakis | networks = Network.objects |
123 | e57893cd | Christos Stavrakakis | if for_update:
|
124 | e57893cd | Christos Stavrakakis | networks = networks.select_for_update() |
125 | 0252fb8b | Christos Stavrakakis | try:
|
126 | e57893cd | Christos Stavrakakis | return networks.get(id=network_id)
|
127 | b84ed662 | Christos Stavrakakis | except Network.DoesNotExist:
|
128 | b84ed662 | Christos Stavrakakis | raise CommandError("Network with ID %s not found in DB." |
129 | b84ed662 | Christos Stavrakakis | " Use snf-manage network-list to find out"
|
130 | b84ed662 | Christos Stavrakakis | " available network IDs." % network_id)
|
131 | b84ed662 | Christos Stavrakakis | |
132 | b84ed662 | Christos Stavrakakis | |
133 | a17ce1de | Dionysis Grigoropoulos | def get_subnet(subnet_id, for_update=True): |
134 | a17ce1de | Dionysis Grigoropoulos | """Get a Subnet object by its ID."""
|
135 | a17ce1de | Dionysis Grigoropoulos | try:
|
136 | f04ada8d | Dionysis Grigoropoulos | subet_id = int(subnet_id)
|
137 | f04ada8d | Dionysis Grigoropoulos | except (ValueError, TypeError): |
138 | f04ada8d | Dionysis Grigoropoulos | raise CommandError("Invalid subnet ID: %s" % subnet_id) |
139 | f04ada8d | Dionysis Grigoropoulos | |
140 | f04ada8d | Dionysis Grigoropoulos | try:
|
141 | 09b76b7e | Christos Stavrakakis | subnets = Subnet.objects |
142 | 09b76b7e | Christos Stavrakakis | if for_update:
|
143 | 09b76b7e | Christos Stavrakakis | subnets.select_for_update() |
144 | 09b76b7e | Christos Stavrakakis | return subnets.get(id=subnet_id)
|
145 | a17ce1de | Dionysis Grigoropoulos | except Subnet.DoesNotExist:
|
146 | a17ce1de | Dionysis Grigoropoulos | raise CommandError("Subnet with ID %s not found in DB." |
147 | a17ce1de | Dionysis Grigoropoulos | " Use snf-manage subnet-list to find out"
|
148 | a17ce1de | Dionysis Grigoropoulos | " available subnet IDs" % subnet_id)
|
149 | a17ce1de | Dionysis Grigoropoulos | |
150 | a17ce1de | Dionysis Grigoropoulos | |
151 | 09b76b7e | Christos Stavrakakis | def get_port(port_id, for_update=True): |
152 | 09b76b7e | Christos Stavrakakis | """Get a port object by its ID."""
|
153 | 09b76b7e | Christos Stavrakakis | try:
|
154 | 09b76b7e | Christos Stavrakakis | ports = NetworkInterface.objects |
155 | 09b76b7e | Christos Stavrakakis | if for_update:
|
156 | 09b76b7e | Christos Stavrakakis | ports.select_for_update() |
157 | 09b76b7e | Christos Stavrakakis | return ports.get(id=port_id)
|
158 | 09b76b7e | Christos Stavrakakis | except NetworkInterface.DoesNotExist:
|
159 | 09b76b7e | Christos Stavrakakis | raise CommandError("Port with ID %s not found in DB." |
160 | 09b76b7e | Christos Stavrakakis | " Use snf-manage port-list to find out"
|
161 | 09b76b7e | Christos Stavrakakis | " available port IDs" % port_id)
|
162 | 09b76b7e | Christos Stavrakakis | |
163 | 09b76b7e | Christos Stavrakakis | |
164 | b84ed662 | Christos Stavrakakis | def get_flavor(flavor_id): |
165 | b84ed662 | Christos Stavrakakis | try:
|
166 | b84ed662 | Christos Stavrakakis | flavor_id = int(flavor_id)
|
167 | b84ed662 | Christos Stavrakakis | return Flavor.objects.get(id=flavor_id)
|
168 | b84ed662 | Christos Stavrakakis | except ValueError: |
169 | b84ed662 | Christos Stavrakakis | raise CommandError("Invalid flavor ID: %s", flavor_id) |
170 | b84ed662 | Christos Stavrakakis | except Flavor.DoesNotExist:
|
171 | b84ed662 | Christos Stavrakakis | raise CommandError("Flavor with ID %s not found in DB." |
172 | b84ed662 | Christos Stavrakakis | " Use snf-manage flavor-list to find out"
|
173 | b84ed662 | Christos Stavrakakis | " available flavor IDs." % flavor_id)
|
174 | bad9404c | Christos Stavrakakis | |
175 | bad9404c | Christos Stavrakakis | |
176 | 9d1e6480 | Marios Kogias | def get_floating_ip_by_address(address, for_update=False): |
177 | 9d1e6480 | Marios Kogias | try:
|
178 | 9d1e6480 | Marios Kogias | objects = IPAddress.objects |
179 | 9d1e6480 | Marios Kogias | if for_update:
|
180 | 9d1e6480 | Marios Kogias | objects = objects.select_for_update() |
181 | 9d1e6480 | Marios Kogias | return objects.get(floating_ip=True, address=address, deleted=False) |
182 | 9d1e6480 | Marios Kogias | except IPAddress.DoesNotExist:
|
183 | 9d1e6480 | Marios Kogias | raise CommandError("Floating IP does not exist.") |
184 | 9d1e6480 | Marios Kogias | |
185 | 9d1e6480 | Marios Kogias | |
186 | 0fc4b580 | Marios Kogias | def get_floating_ip_log_by_address(address): |
187 | 0fc4b580 | Marios Kogias | try:
|
188 | 0fc4b580 | Marios Kogias | objects = IPAddressLog.objects |
189 | 0fc4b580 | Marios Kogias | return objects.filter(address=address).order_by("released_at") |
190 | 0fc4b580 | Marios Kogias | except IPAddressLog.DoesNotExist:
|
191 | 0fc4b580 | Marios Kogias | raise CommandError("Floating IP does not exist or it hasn't be" |
192 | 0fc4b580 | Marios Kogias | "attached to any server yet")
|
193 | 0fc4b580 | Marios Kogias | |
194 | 0fc4b580 | Marios Kogias | |
195 | 79f4eec0 | Christos Stavrakakis | def get_floating_ip_by_id(floating_ip_id, for_update=False): |
196 | 79f4eec0 | Christos Stavrakakis | try:
|
197 | 79f4eec0 | Christos Stavrakakis | objects = IPAddress.objects |
198 | 79f4eec0 | Christos Stavrakakis | if for_update:
|
199 | 79f4eec0 | Christos Stavrakakis | objects = objects.select_for_update() |
200 | 79f4eec0 | Christos Stavrakakis | return objects.get(floating_ip=True, id=floating_ip_id, deleted=False) |
201 | 79f4eec0 | Christos Stavrakakis | except IPAddress.DoesNotExist:
|
202 | 79f4eec0 | Christos Stavrakakis | raise CommandError("Floating IP does not exist.") |
203 | 79f4eec0 | Christos Stavrakakis | |
204 | 79f4eec0 | Christos Stavrakakis | |
205 | 2333a2c4 | Christos Stavrakakis | def check_backend_credentials(clustername, port, username, password): |
206 | 2333a2c4 | Christos Stavrakakis | try:
|
207 | 2333a2c4 | Christos Stavrakakis | client = GanetiRapiClient(clustername, port, username, password) |
208 | 2333a2c4 | Christos Stavrakakis | # This command will raise an exception if there is no
|
209 | 2333a2c4 | Christos Stavrakakis | # write-access
|
210 | 2333a2c4 | Christos Stavrakakis | client.ModifyCluster() |
211 | 2333a2c4 | Christos Stavrakakis | except GanetiApiError as e: |
212 | 2333a2c4 | Christos Stavrakakis | raise CommandError(e)
|
213 | 2333a2c4 | Christos Stavrakakis | |
214 | 2333a2c4 | Christos Stavrakakis | info = client.GetInfo() |
215 | 2333a2c4 | Christos Stavrakakis | info_name = info['name']
|
216 | 2333a2c4 | Christos Stavrakakis | if info_name != clustername:
|
217 | 2333a2c4 | Christos Stavrakakis | raise CommandError("Invalid clustername value. Please use the" |
218 | 2333a2c4 | Christos Stavrakakis | " Ganeti Cluster name: %s" % info_name)
|
219 | 7a0aa449 | Christos Stavrakakis | |
220 | 7a0aa449 | Christos Stavrakakis | |
221 | c75ab92e | Christos Stavrakakis | def convert_api_faults(func): |
222 | c75ab92e | Christos Stavrakakis | @wraps(func)
|
223 | c75ab92e | Christos Stavrakakis | def wrapper(*args, **kwargs): |
224 | c75ab92e | Christos Stavrakakis | try:
|
225 | c75ab92e | Christos Stavrakakis | return func(*args, **kwargs)
|
226 | c75ab92e | Christos Stavrakakis | except faults.Fault as e: |
227 | c75ab92e | Christos Stavrakakis | raise CommandError(e.message)
|
228 | c75ab92e | Christos Stavrakakis | return wrapper
|
229 | c75ab92e | Christos Stavrakakis | |
230 | c75ab92e | Christos Stavrakakis | |
231 | 4500650c | Stratos Psomadakis | class Omit(object): |
232 | 4500650c | Stratos Psomadakis | pass
|
233 | 35f2fc07 | Christos Stavrakakis | |
234 | 35f2fc07 | Christos Stavrakakis | |
235 | 35f2fc07 | Christos Stavrakakis | def wait_server_task(server, wait, stdout): |
236 | 35f2fc07 | Christos Stavrakakis | jobID = server.task_job_id |
237 | 35f2fc07 | Christos Stavrakakis | if wait:
|
238 | 35f2fc07 | Christos Stavrakakis | msg = "Issued job '%s'. Waiting to complete...\n"
|
239 | 35f2fc07 | Christos Stavrakakis | stdout.write(msg % jobID) |
240 | 35f2fc07 | Christos Stavrakakis | client = server.get_client() |
241 | 35f2fc07 | Christos Stavrakakis | wait_ganeti_job(client, jobID, stdout) |
242 | 35f2fc07 | Christos Stavrakakis | else:
|
243 | 35f2fc07 | Christos Stavrakakis | msg = "Issued job '%s'.\n"
|
244 | 35f2fc07 | Christos Stavrakakis | stdout.write(msg % jobID) |
245 | 35f2fc07 | Christos Stavrakakis | |
246 | 35f2fc07 | Christos Stavrakakis | |
247 | 35f2fc07 | Christos Stavrakakis | def wait_ganeti_job(client, jobID, stdout): |
248 | 35f2fc07 | Christos Stavrakakis | status, error = backend_mod.wait_for_job(client, jobID) |
249 | 35f2fc07 | Christos Stavrakakis | if status == "success": |
250 | 35f2fc07 | Christos Stavrakakis | stdout.write("Job finished successfully.\n")
|
251 | 35f2fc07 | Christos Stavrakakis | else:
|
252 | 35f2fc07 | Christos Stavrakakis | raise CommandError("Job failed! Error: %s\n" % error) |
253 | b48697f0 | Christos Stavrakakis | |
254 | b48697f0 | Christos Stavrakakis | |
255 | b48697f0 | Christos Stavrakakis | def pool_table_from_type(type_): |
256 | b48697f0 | Christos Stavrakakis | if type_ == "mac-prefix": |
257 | b48697f0 | Christos Stavrakakis | return MacPrefixPoolTable
|
258 | b48697f0 | Christos Stavrakakis | elif type_ == "bridge": |
259 | b48697f0 | Christos Stavrakakis | return BridgePoolTable
|
260 | b48697f0 | Christos Stavrakakis | # elif type == "ip":
|
261 | b48697f0 | Christos Stavrakakis | # return IPPoolTable
|
262 | b48697f0 | Christos Stavrakakis | else:
|
263 | b48697f0 | Christos Stavrakakis | raise ValueError("Invalid pool type") |