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1 | a8083063 | Iustin Pop | #!/usr/bin/python |
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2 | a8083063 | Iustin Pop | # |
3 | a8083063 | Iustin Pop | |
4 | a8083063 | Iustin Pop | # Copyright (C) 2006, 2007 Google Inc. |
5 | a8083063 | Iustin Pop | # |
6 | a8083063 | Iustin Pop | # This program is free software; you can redistribute it and/or modify |
7 | a8083063 | Iustin Pop | # it under the terms of the GNU General Public License as published by |
8 | a8083063 | Iustin Pop | # the Free Software Foundation; either version 2 of the License, or |
9 | a8083063 | Iustin Pop | # (at your option) any later version. |
10 | a8083063 | Iustin Pop | # |
11 | a8083063 | Iustin Pop | # This program is distributed in the hope that it will be useful, but |
12 | a8083063 | Iustin Pop | # WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | a8083063 | Iustin Pop | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
14 | a8083063 | Iustin Pop | # General Public License for more details. |
15 | a8083063 | Iustin Pop | # |
16 | a8083063 | Iustin Pop | # You should have received a copy of the GNU General Public License |
17 | a8083063 | Iustin Pop | # along with this program; if not, write to the Free Software |
18 | a8083063 | Iustin Pop | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
19 | a8083063 | Iustin Pop | # 02110-1301, USA. |
20 | a8083063 | Iustin Pop | |
21 | a8083063 | Iustin Pop | |
22 | a8083063 | Iustin Pop | """Ganeti node daemon""" |
23 | a8083063 | Iustin Pop | |
24 | 3ecf6786 | Iustin Pop | # functions in this module need to have a given name structure, so: |
25 | 3ecf6786 | Iustin Pop | # pylint: disable-msg=C0103 |
26 | 3ecf6786 | Iustin Pop | |
27 | a8083063 | Iustin Pop | import os |
28 | a8083063 | Iustin Pop | import sys |
29 | 761ce945 | Guido Trotter | import SocketServer |
30 | c89189b1 | Iustin Pop | import logging |
31 | 84b58db2 | Michael Hanselmann | import signal |
32 | a8083063 | Iustin Pop | |
33 | a8083063 | Iustin Pop | from optparse import OptionParser |
34 | a8083063 | Iustin Pop | |
35 | a8083063 | Iustin Pop | from ganeti import backend |
36 | a8083063 | Iustin Pop | from ganeti import constants |
37 | a8083063 | Iustin Pop | from ganeti import objects |
38 | a8083063 | Iustin Pop | from ganeti import errors |
39 | 25d6d12a | Michael Hanselmann | from ganeti import jstore |
40 | cc28af80 | Michael Hanselmann | from ganeti import daemon |
41 | 1df6506c | Michael Hanselmann | from ganeti import http |
42 | 16abfbc2 | Alexander Schreiber | from ganeti import utils |
43 | a8083063 | Iustin Pop | |
44 | 19205c39 | Michael Hanselmann | import ganeti.http.server |
45 | 19205c39 | Michael Hanselmann | |
46 | a8083063 | Iustin Pop | |
47 | 25d6d12a | Michael Hanselmann | queue_lock = None |
48 | 25d6d12a | Michael Hanselmann | |
49 | 25d6d12a | Michael Hanselmann | |
50 | 7f30777b | Michael Hanselmann | def _RequireJobQueueLock(fn): |
51 | 7f30777b | Michael Hanselmann | """Decorator for job queue manipulating functions. |
52 | 7f30777b | Michael Hanselmann | |
53 | 7f30777b | Michael Hanselmann | """ |
54 | 8785cb30 | Michael Hanselmann | QUEUE_LOCK_TIMEOUT = 10 |
55 | 8785cb30 | Michael Hanselmann | |
56 | 7f30777b | Michael Hanselmann | def wrapper(*args, **kwargs): |
57 | 7f30777b | Michael Hanselmann | # Locking in exclusive, blocking mode because there could be several |
58 | 506cff12 | Michael Hanselmann | # children running at the same time. Waiting up to 10 seconds. |
59 | 8785cb30 | Michael Hanselmann | queue_lock.Exclusive(blocking=True, timeout=QUEUE_LOCK_TIMEOUT) |
60 | 7f30777b | Michael Hanselmann | try: |
61 | 7f30777b | Michael Hanselmann | return fn(*args, **kwargs) |
62 | 7f30777b | Michael Hanselmann | finally: |
63 | 7f30777b | Michael Hanselmann | queue_lock.Unlock() |
64 | 8785cb30 | Michael Hanselmann | |
65 | 7f30777b | Michael Hanselmann | return wrapper |
66 | 7f30777b | Michael Hanselmann | |
67 | 7f30777b | Michael Hanselmann | |
68 | 19205c39 | Michael Hanselmann | class NodeHttpServer(http.server.HttpServer): |
69 | 3ecf6786 | Iustin Pop | """The server implementation. |
70 | 3ecf6786 | Iustin Pop | |
71 | 3ecf6786 | Iustin Pop | This class holds all methods exposed over the RPC interface. |
72 | 3ecf6786 | Iustin Pop | |
73 | 3ecf6786 | Iustin Pop | """ |
74 | cc28af80 | Michael Hanselmann | def __init__(self, *args, **kwargs): |
75 | 19205c39 | Michael Hanselmann | http.server.HttpServer.__init__(self, *args, **kwargs) |
76 | cc28af80 | Michael Hanselmann | self.noded_pid = os.getpid() |
77 | cc28af80 | Michael Hanselmann | |
78 | cc28af80 | Michael Hanselmann | def HandleRequest(self, req): |
79 | 1df6506c | Michael Hanselmann | """Handle a request. |
80 | a8083063 | Iustin Pop | |
81 | 098c0958 | Michael Hanselmann | """ |
82 | 19205c39 | Michael Hanselmann | if req.request_method.upper() != http.HTTP_PUT: |
83 | 84f2756e | Michael Hanselmann | raise http.HttpBadRequest() |
84 | 1df6506c | Michael Hanselmann | |
85 | cc28af80 | Michael Hanselmann | path = req.request_path |
86 | 81010134 | Iustin Pop | if path.startswith("/"): |
87 | 81010134 | Iustin Pop | path = path[1:] |
88 | 81010134 | Iustin Pop | |
89 | 1df6506c | Michael Hanselmann | method = getattr(self, "perspective_%s" % path, None) |
90 | 1df6506c | Michael Hanselmann | if method is None: |
91 | 84f2756e | Michael Hanselmann | raise http.HttpNotFound() |
92 | a8083063 | Iustin Pop | |
93 | 81010134 | Iustin Pop | try: |
94 | aa9075c5 | Michael Hanselmann | try: |
95 | 19205c39 | Michael Hanselmann | return method(req.request_body) |
96 | aa9075c5 | Michael Hanselmann | except: |
97 | aa9075c5 | Michael Hanselmann | logging.exception("Error in RPC call") |
98 | aa9075c5 | Michael Hanselmann | raise |
99 | 9ae49f27 | Guido Trotter | except errors.QuitGanetiException, err: |
100 | 84b58db2 | Michael Hanselmann | # Tell parent to quit |
101 | cc28af80 | Michael Hanselmann | os.kill(self.noded_pid, signal.SIGTERM) |
102 | a8083063 | Iustin Pop | |
103 | a8083063 | Iustin Pop | # the new block devices -------------------------- |
104 | a8083063 | Iustin Pop | |
105 | 3ecf6786 | Iustin Pop | @staticmethod |
106 | 3ecf6786 | Iustin Pop | def perspective_blockdev_create(params): |
107 | 3ecf6786 | Iustin Pop | """Create a block device. |
108 | 3ecf6786 | Iustin Pop | |
109 | 3ecf6786 | Iustin Pop | """ |
110 | 3f78eef2 | Iustin Pop | bdev_s, size, owner, on_primary, info = params |
111 | 319856a9 | Michael Hanselmann | bdev = objects.Disk.FromDict(bdev_s) |
112 | a8083063 | Iustin Pop | if bdev is None: |
113 | a8083063 | Iustin Pop | raise ValueError("can't unserialize data!") |
114 | 821d1bd1 | Iustin Pop | return backend.BlockdevCreate(bdev, size, owner, on_primary, info) |
115 | a8083063 | Iustin Pop | |
116 | 3ecf6786 | Iustin Pop | @staticmethod |
117 | 3ecf6786 | Iustin Pop | def perspective_blockdev_remove(params): |
118 | 3ecf6786 | Iustin Pop | """Remove a block device. |
119 | 3ecf6786 | Iustin Pop | |
120 | 3ecf6786 | Iustin Pop | """ |
121 | a8083063 | Iustin Pop | bdev_s = params[0] |
122 | 319856a9 | Michael Hanselmann | bdev = objects.Disk.FromDict(bdev_s) |
123 | 821d1bd1 | Iustin Pop | return backend.BlockdevRemove(bdev) |
124 | a8083063 | Iustin Pop | |
125 | 3ecf6786 | Iustin Pop | @staticmethod |
126 | f3e513ad | Iustin Pop | def perspective_blockdev_rename(params): |
127 | f3e513ad | Iustin Pop | """Remove a block device. |
128 | f3e513ad | Iustin Pop | |
129 | f3e513ad | Iustin Pop | """ |
130 | f3e513ad | Iustin Pop | devlist = [(objects.Disk.FromDict(ds), uid) for ds, uid in params] |
131 | 821d1bd1 | Iustin Pop | return backend.BlockdevRename(devlist) |
132 | f3e513ad | Iustin Pop | |
133 | f3e513ad | Iustin Pop | @staticmethod |
134 | 3ecf6786 | Iustin Pop | def perspective_blockdev_assemble(params): |
135 | 3ecf6786 | Iustin Pop | """Assemble a block device. |
136 | 3ecf6786 | Iustin Pop | |
137 | 3ecf6786 | Iustin Pop | """ |
138 | 3f78eef2 | Iustin Pop | bdev_s, owner, on_primary = params |
139 | 319856a9 | Michael Hanselmann | bdev = objects.Disk.FromDict(bdev_s) |
140 | a8083063 | Iustin Pop | if bdev is None: |
141 | a8083063 | Iustin Pop | raise ValueError("can't unserialize data!") |
142 | 821d1bd1 | Iustin Pop | return backend.BlockdevAssemble(bdev, owner, on_primary) |
143 | a8083063 | Iustin Pop | |
144 | 3ecf6786 | Iustin Pop | @staticmethod |
145 | 3ecf6786 | Iustin Pop | def perspective_blockdev_shutdown(params): |
146 | 3ecf6786 | Iustin Pop | """Shutdown a block device. |
147 | 3ecf6786 | Iustin Pop | |
148 | 3ecf6786 | Iustin Pop | """ |
149 | a8083063 | Iustin Pop | bdev_s = params[0] |
150 | 319856a9 | Michael Hanselmann | bdev = objects.Disk.FromDict(bdev_s) |
151 | a8083063 | Iustin Pop | if bdev is None: |
152 | a8083063 | Iustin Pop | raise ValueError("can't unserialize data!") |
153 | 821d1bd1 | Iustin Pop | return backend.BlockdevShutdown(bdev) |
154 | a8083063 | Iustin Pop | |
155 | 3ecf6786 | Iustin Pop | @staticmethod |
156 | 153d9724 | Iustin Pop | def perspective_blockdev_addchildren(params): |
157 | 3ecf6786 | Iustin Pop | """Add a child to a mirror device. |
158 | 3ecf6786 | Iustin Pop | |
159 | 3ecf6786 | Iustin Pop | Note: this is only valid for mirror devices. It's the caller's duty |
160 | 3ecf6786 | Iustin Pop | to send a correct disk, otherwise we raise an error. |
161 | 3ecf6786 | Iustin Pop | |
162 | 3ecf6786 | Iustin Pop | """ |
163 | a8083063 | Iustin Pop | bdev_s, ndev_s = params |
164 | 319856a9 | Michael Hanselmann | bdev = objects.Disk.FromDict(bdev_s) |
165 | 153d9724 | Iustin Pop | ndevs = [objects.Disk.FromDict(disk_s) for disk_s in ndev_s] |
166 | 153d9724 | Iustin Pop | if bdev is None or ndevs.count(None) > 0: |
167 | a8083063 | Iustin Pop | raise ValueError("can't unserialize data!") |
168 | 821d1bd1 | Iustin Pop | return backend.BlockdevAddchildren(bdev, ndevs) |
169 | a8083063 | Iustin Pop | |
170 | 3ecf6786 | Iustin Pop | @staticmethod |
171 | 153d9724 | Iustin Pop | def perspective_blockdev_removechildren(params): |
172 | 3ecf6786 | Iustin Pop | """Remove a child from a mirror device. |
173 | 3ecf6786 | Iustin Pop | |
174 | 3ecf6786 | Iustin Pop | This is only valid for mirror devices, of course. It's the callers |
175 | 3ecf6786 | Iustin Pop | duty to send a correct disk, otherwise we raise an error. |
176 | 3ecf6786 | Iustin Pop | |
177 | 3ecf6786 | Iustin Pop | """ |
178 | a8083063 | Iustin Pop | bdev_s, ndev_s = params |
179 | 319856a9 | Michael Hanselmann | bdev = objects.Disk.FromDict(bdev_s) |
180 | 153d9724 | Iustin Pop | ndevs = [objects.Disk.FromDict(disk_s) for disk_s in ndev_s] |
181 | 153d9724 | Iustin Pop | if bdev is None or ndevs.count(None) > 0: |
182 | a8083063 | Iustin Pop | raise ValueError("can't unserialize data!") |
183 | 821d1bd1 | Iustin Pop | return backend.BlockdevRemovechildren(bdev, ndevs) |
184 | a8083063 | Iustin Pop | |
185 | 3ecf6786 | Iustin Pop | @staticmethod |
186 | 3ecf6786 | Iustin Pop | def perspective_blockdev_getmirrorstatus(params): |
187 | 3ecf6786 | Iustin Pop | """Return the mirror status for a list of disks. |
188 | 3ecf6786 | Iustin Pop | |
189 | 3ecf6786 | Iustin Pop | """ |
190 | 319856a9 | Michael Hanselmann | disks = [objects.Disk.FromDict(dsk_s) |
191 | a8083063 | Iustin Pop | for dsk_s in params] |
192 | 821d1bd1 | Iustin Pop | return backend.BlockdevGetmirrorstatus(disks) |
193 | a8083063 | Iustin Pop | |
194 | 3ecf6786 | Iustin Pop | @staticmethod |
195 | 3ecf6786 | Iustin Pop | def perspective_blockdev_find(params): |
196 | 3ecf6786 | Iustin Pop | """Expose the FindBlockDevice functionality for a disk. |
197 | 3ecf6786 | Iustin Pop | |
198 | 3ecf6786 | Iustin Pop | This will try to find but not activate a disk. |
199 | 3ecf6786 | Iustin Pop | |
200 | 3ecf6786 | Iustin Pop | """ |
201 | 319856a9 | Michael Hanselmann | disk = objects.Disk.FromDict(params[0]) |
202 | 821d1bd1 | Iustin Pop | return backend.BlockdevFind(disk) |
203 | a8083063 | Iustin Pop | |
204 | 3ecf6786 | Iustin Pop | @staticmethod |
205 | 3ecf6786 | Iustin Pop | def perspective_blockdev_snapshot(params): |
206 | 3ecf6786 | Iustin Pop | """Create a snapshot device. |
207 | 3ecf6786 | Iustin Pop | |
208 | 3ecf6786 | Iustin Pop | Note that this is only valid for LVM disks, if we get passed |
209 | 3ecf6786 | Iustin Pop | something else we raise an exception. The snapshot device can be |
210 | 3ecf6786 | Iustin Pop | remove by calling the generic block device remove call. |
211 | 3ecf6786 | Iustin Pop | |
212 | 3ecf6786 | Iustin Pop | """ |
213 | 319856a9 | Michael Hanselmann | cfbd = objects.Disk.FromDict(params[0]) |
214 | 821d1bd1 | Iustin Pop | return backend.BlockdevSnapshot(cfbd) |
215 | a8083063 | Iustin Pop | |
216 | 4c8ba8b3 | Iustin Pop | @staticmethod |
217 | 4c8ba8b3 | Iustin Pop | def perspective_blockdev_grow(params): |
218 | 4c8ba8b3 | Iustin Pop | """Grow a stack of devices. |
219 | 4c8ba8b3 | Iustin Pop | |
220 | 4c8ba8b3 | Iustin Pop | """ |
221 | 4c8ba8b3 | Iustin Pop | cfbd = objects.Disk.FromDict(params[0]) |
222 | 4c8ba8b3 | Iustin Pop | amount = params[1] |
223 | 821d1bd1 | Iustin Pop | return backend.BlockdevGrow(cfbd, amount) |
224 | 4c8ba8b3 | Iustin Pop | |
225 | d61cbe76 | Iustin Pop | @staticmethod |
226 | d61cbe76 | Iustin Pop | def perspective_blockdev_close(params): |
227 | d61cbe76 | Iustin Pop | """Closes the given block devices. |
228 | d61cbe76 | Iustin Pop | |
229 | d61cbe76 | Iustin Pop | """ |
230 | b2e7666a | Iustin Pop | disks = [objects.Disk.FromDict(cf) for cf in params[1]] |
231 | 821d1bd1 | Iustin Pop | return backend.BlockdevClose(params[0], disks) |
232 | d61cbe76 | Iustin Pop | |
233 | 968a7623 | Iustin Pop | @staticmethod |
234 | 968a7623 | Iustin Pop | def perspective_blockdev_getsize(params): |
235 | 968a7623 | Iustin Pop | """Compute the sizes of the given block devices. |
236 | 968a7623 | Iustin Pop | |
237 | 968a7623 | Iustin Pop | """ |
238 | 968a7623 | Iustin Pop | disks = [objects.Disk.FromDict(cf) for cf in params[0]] |
239 | 968a7623 | Iustin Pop | return backend.BlockdevGetsize(disks) |
240 | 968a7623 | Iustin Pop | |
241 | 6b93ec9d | Iustin Pop | # blockdev/drbd specific methods ---------- |
242 | 6b93ec9d | Iustin Pop | |
243 | 6b93ec9d | Iustin Pop | @staticmethod |
244 | 6b93ec9d | Iustin Pop | def perspective_drbd_disconnect_net(params): |
245 | 6b93ec9d | Iustin Pop | """Disconnects the network connection of drbd disks. |
246 | 6b93ec9d | Iustin Pop | |
247 | 6b93ec9d | Iustin Pop | Note that this is only valid for drbd disks, so the members of the |
248 | 6b93ec9d | Iustin Pop | disk list must all be drbd devices. |
249 | 6b93ec9d | Iustin Pop | |
250 | 6b93ec9d | Iustin Pop | """ |
251 | 6b93ec9d | Iustin Pop | nodes_ip, disks = params |
252 | 6b93ec9d | Iustin Pop | disks = [objects.Disk.FromDict(cf) for cf in disks] |
253 | 6b93ec9d | Iustin Pop | return backend.DrbdDisconnectNet(nodes_ip, disks) |
254 | 6b93ec9d | Iustin Pop | |
255 | 6b93ec9d | Iustin Pop | @staticmethod |
256 | 6b93ec9d | Iustin Pop | def perspective_drbd_attach_net(params): |
257 | 6b93ec9d | Iustin Pop | """Attaches the network connection of drbd disks. |
258 | 6b93ec9d | Iustin Pop | |
259 | 6b93ec9d | Iustin Pop | Note that this is only valid for drbd disks, so the members of the |
260 | 6b93ec9d | Iustin Pop | disk list must all be drbd devices. |
261 | 6b93ec9d | Iustin Pop | |
262 | 6b93ec9d | Iustin Pop | """ |
263 | 6b93ec9d | Iustin Pop | nodes_ip, disks, instance_name, multimaster = params |
264 | 6b93ec9d | Iustin Pop | disks = [objects.Disk.FromDict(cf) for cf in disks] |
265 | 821d1bd1 | Iustin Pop | return backend.DrbdAttachNet(nodes_ip, disks, |
266 | 821d1bd1 | Iustin Pop | instance_name, multimaster) |
267 | 6b93ec9d | Iustin Pop | |
268 | 6b93ec9d | Iustin Pop | @staticmethod |
269 | 6b93ec9d | Iustin Pop | def perspective_drbd_wait_sync(params): |
270 | 6b93ec9d | Iustin Pop | """Wait until DRBD disks are synched. |
271 | 6b93ec9d | Iustin Pop | |
272 | 6b93ec9d | Iustin Pop | Note that this is only valid for drbd disks, so the members of the |
273 | 6b93ec9d | Iustin Pop | disk list must all be drbd devices. |
274 | 6b93ec9d | Iustin Pop | |
275 | 6b93ec9d | Iustin Pop | """ |
276 | 6b93ec9d | Iustin Pop | nodes_ip, disks = params |
277 | 6b93ec9d | Iustin Pop | disks = [objects.Disk.FromDict(cf) for cf in disks] |
278 | 6b93ec9d | Iustin Pop | return backend.DrbdWaitSync(nodes_ip, disks) |
279 | 6b93ec9d | Iustin Pop | |
280 | a8083063 | Iustin Pop | # export/import -------------------------- |
281 | a8083063 | Iustin Pop | |
282 | 3ecf6786 | Iustin Pop | @staticmethod |
283 | 3ecf6786 | Iustin Pop | def perspective_snapshot_export(params): |
284 | 3ecf6786 | Iustin Pop | """Export a given snapshot. |
285 | 3ecf6786 | Iustin Pop | |
286 | 3ecf6786 | Iustin Pop | """ |
287 | 319856a9 | Michael Hanselmann | disk = objects.Disk.FromDict(params[0]) |
288 | a8083063 | Iustin Pop | dest_node = params[1] |
289 | 319856a9 | Michael Hanselmann | instance = objects.Instance.FromDict(params[2]) |
290 | 62c9ec92 | Iustin Pop | cluster_name = params[3] |
291 | 74c47259 | Iustin Pop | dev_idx = params[4] |
292 | 74c47259 | Iustin Pop | return backend.ExportSnapshot(disk, dest_node, instance, |
293 | 74c47259 | Iustin Pop | cluster_name, dev_idx) |
294 | 3ecf6786 | Iustin Pop | |
295 | 3ecf6786 | Iustin Pop | @staticmethod |
296 | 3ecf6786 | Iustin Pop | def perspective_finalize_export(params): |
297 | 3ecf6786 | Iustin Pop | """Expose the finalize export functionality. |
298 | a8083063 | Iustin Pop | |
299 | 3ecf6786 | Iustin Pop | """ |
300 | 319856a9 | Michael Hanselmann | instance = objects.Instance.FromDict(params[0]) |
301 | 319856a9 | Michael Hanselmann | snap_disks = [objects.Disk.FromDict(str_data) |
302 | a8083063 | Iustin Pop | for str_data in params[1]] |
303 | a8083063 | Iustin Pop | return backend.FinalizeExport(instance, snap_disks) |
304 | a8083063 | Iustin Pop | |
305 | 3ecf6786 | Iustin Pop | @staticmethod |
306 | 3ecf6786 | Iustin Pop | def perspective_export_info(params): |
307 | 3ecf6786 | Iustin Pop | """Query information about an existing export on this node. |
308 | 3ecf6786 | Iustin Pop | |
309 | 3ecf6786 | Iustin Pop | The given path may not contain an export, in which case we return |
310 | 3ecf6786 | Iustin Pop | None. |
311 | 3ecf6786 | Iustin Pop | |
312 | 3ecf6786 | Iustin Pop | """ |
313 | 3ecf6786 | Iustin Pop | path = params[0] |
314 | 3ecf6786 | Iustin Pop | einfo = backend.ExportInfo(path) |
315 | a8083063 | Iustin Pop | if einfo is None: |
316 | a8083063 | Iustin Pop | return einfo |
317 | a8083063 | Iustin Pop | return einfo.Dumps() |
318 | a8083063 | Iustin Pop | |
319 | 3ecf6786 | Iustin Pop | @staticmethod |
320 | 3ecf6786 | Iustin Pop | def perspective_export_list(params): |
321 | 3ecf6786 | Iustin Pop | """List the available exports on this node. |
322 | 3ecf6786 | Iustin Pop | |
323 | 3ecf6786 | Iustin Pop | Note that as opposed to export_info, which may query data about an |
324 | 3ecf6786 | Iustin Pop | export in any path, this only queries the standard Ganeti path |
325 | 3ecf6786 | Iustin Pop | (constants.EXPORT_DIR). |
326 | 3ecf6786 | Iustin Pop | |
327 | 3ecf6786 | Iustin Pop | """ |
328 | a8083063 | Iustin Pop | return backend.ListExports() |
329 | a8083063 | Iustin Pop | |
330 | 3ecf6786 | Iustin Pop | @staticmethod |
331 | 3ecf6786 | Iustin Pop | def perspective_export_remove(params): |
332 | 3ecf6786 | Iustin Pop | """Remove an export. |
333 | 3ecf6786 | Iustin Pop | |
334 | 3ecf6786 | Iustin Pop | """ |
335 | a8083063 | Iustin Pop | export = params[0] |
336 | a8083063 | Iustin Pop | return backend.RemoveExport(export) |
337 | a8083063 | Iustin Pop | |
338 | a8083063 | Iustin Pop | # volume -------------------------- |
339 | a8083063 | Iustin Pop | |
340 | 3ecf6786 | Iustin Pop | @staticmethod |
341 | 3ecf6786 | Iustin Pop | def perspective_volume_list(params): |
342 | 3ecf6786 | Iustin Pop | """Query the list of logical volumes in a given volume group. |
343 | 3ecf6786 | Iustin Pop | |
344 | 3ecf6786 | Iustin Pop | """ |
345 | a8083063 | Iustin Pop | vgname = params[0] |
346 | a8083063 | Iustin Pop | return backend.GetVolumeList(vgname) |
347 | a8083063 | Iustin Pop | |
348 | 3ecf6786 | Iustin Pop | @staticmethod |
349 | 3ecf6786 | Iustin Pop | def perspective_vg_list(params): |
350 | 3ecf6786 | Iustin Pop | """Query the list of volume groups. |
351 | 3ecf6786 | Iustin Pop | |
352 | 3ecf6786 | Iustin Pop | """ |
353 | a8083063 | Iustin Pop | return backend.ListVolumeGroups() |
354 | a8083063 | Iustin Pop | |
355 | a8083063 | Iustin Pop | # bridge -------------------------- |
356 | a8083063 | Iustin Pop | |
357 | 3ecf6786 | Iustin Pop | @staticmethod |
358 | 3ecf6786 | Iustin Pop | def perspective_bridges_exist(params): |
359 | 3ecf6786 | Iustin Pop | """Check if all bridges given exist on this node. |
360 | 3ecf6786 | Iustin Pop | |
361 | 3ecf6786 | Iustin Pop | """ |
362 | a8083063 | Iustin Pop | bridges_list = params[0] |
363 | a8083063 | Iustin Pop | return backend.BridgesExist(bridges_list) |
364 | a8083063 | Iustin Pop | |
365 | a8083063 | Iustin Pop | # instance -------------------------- |
366 | a8083063 | Iustin Pop | |
367 | 3ecf6786 | Iustin Pop | @staticmethod |
368 | 3ecf6786 | Iustin Pop | def perspective_instance_os_add(params): |
369 | 3ecf6786 | Iustin Pop | """Install an OS on a given instance. |
370 | 3ecf6786 | Iustin Pop | |
371 | 3ecf6786 | Iustin Pop | """ |
372 | d15a9ad3 | Guido Trotter | inst_s = params[0] |
373 | 319856a9 | Michael Hanselmann | inst = objects.Instance.FromDict(inst_s) |
374 | 1268d6fd | Iustin Pop | return backend.InstanceOsAdd(inst) |
375 | a8083063 | Iustin Pop | |
376 | 3ecf6786 | Iustin Pop | @staticmethod |
377 | decd5f45 | Iustin Pop | def perspective_instance_run_rename(params): |
378 | decd5f45 | Iustin Pop | """Runs the OS rename script for an instance. |
379 | decd5f45 | Iustin Pop | |
380 | decd5f45 | Iustin Pop | """ |
381 | d15a9ad3 | Guido Trotter | inst_s, old_name = params |
382 | 319856a9 | Michael Hanselmann | inst = objects.Instance.FromDict(inst_s) |
383 | d15a9ad3 | Guido Trotter | return backend.RunRenameInstance(inst, old_name) |
384 | decd5f45 | Iustin Pop | |
385 | decd5f45 | Iustin Pop | @staticmethod |
386 | 3ecf6786 | Iustin Pop | def perspective_instance_os_import(params): |
387 | 3ecf6786 | Iustin Pop | """Run the import function of an OS onto a given instance. |
388 | 3ecf6786 | Iustin Pop | |
389 | 3ecf6786 | Iustin Pop | """ |
390 | 6c0af70e | Guido Trotter | inst_s, src_node, src_images, cluster_name = params |
391 | 319856a9 | Michael Hanselmann | inst = objects.Instance.FromDict(inst_s) |
392 | 6c0af70e | Guido Trotter | return backend.ImportOSIntoInstance(inst, src_node, src_images, |
393 | 6c0af70e | Guido Trotter | cluster_name) |
394 | a8083063 | Iustin Pop | |
395 | 3ecf6786 | Iustin Pop | @staticmethod |
396 | 3ecf6786 | Iustin Pop | def perspective_instance_shutdown(params): |
397 | 3ecf6786 | Iustin Pop | """Shutdown an instance. |
398 | 3ecf6786 | Iustin Pop | |
399 | 3ecf6786 | Iustin Pop | """ |
400 | 319856a9 | Michael Hanselmann | instance = objects.Instance.FromDict(params[0]) |
401 | 1fae010f | Iustin Pop | return backend.InstanceShutdown(instance) |
402 | a8083063 | Iustin Pop | |
403 | 3ecf6786 | Iustin Pop | @staticmethod |
404 | 3ecf6786 | Iustin Pop | def perspective_instance_start(params): |
405 | 3ecf6786 | Iustin Pop | """Start an instance. |
406 | 3ecf6786 | Iustin Pop | |
407 | 3ecf6786 | Iustin Pop | """ |
408 | 319856a9 | Michael Hanselmann | instance = objects.Instance.FromDict(params[0]) |
409 | 07813a9e | Iustin Pop | return backend.StartInstance(instance) |
410 | a8083063 | Iustin Pop | |
411 | 3ecf6786 | Iustin Pop | @staticmethod |
412 | 6906a9d8 | Guido Trotter | def perspective_migration_info(params): |
413 | 6906a9d8 | Guido Trotter | """Gather information about an instance to be migrated. |
414 | 6906a9d8 | Guido Trotter | |
415 | 6906a9d8 | Guido Trotter | """ |
416 | 6906a9d8 | Guido Trotter | instance = objects.Instance.FromDict(params[0]) |
417 | 6906a9d8 | Guido Trotter | return backend.MigrationInfo(instance) |
418 | 6906a9d8 | Guido Trotter | |
419 | 6906a9d8 | Guido Trotter | @staticmethod |
420 | 6906a9d8 | Guido Trotter | def perspective_accept_instance(params): |
421 | 6906a9d8 | Guido Trotter | """Prepare the node to accept an instance. |
422 | 6906a9d8 | Guido Trotter | |
423 | 6906a9d8 | Guido Trotter | """ |
424 | 6906a9d8 | Guido Trotter | instance, info, target = params |
425 | 6906a9d8 | Guido Trotter | instance = objects.Instance.FromDict(instance) |
426 | 6906a9d8 | Guido Trotter | return backend.AcceptInstance(instance, info, target) |
427 | 6906a9d8 | Guido Trotter | |
428 | 6906a9d8 | Guido Trotter | @staticmethod |
429 | 6906a9d8 | Guido Trotter | def perspective_finalize_migration(params): |
430 | 6906a9d8 | Guido Trotter | """Finalize the instance migration. |
431 | 6906a9d8 | Guido Trotter | |
432 | 6906a9d8 | Guido Trotter | """ |
433 | 6906a9d8 | Guido Trotter | instance, info, success = params |
434 | 6906a9d8 | Guido Trotter | instance = objects.Instance.FromDict(instance) |
435 | 6906a9d8 | Guido Trotter | return backend.FinalizeMigration(instance, info, success) |
436 | 6906a9d8 | Guido Trotter | |
437 | 6906a9d8 | Guido Trotter | @staticmethod |
438 | 2a10865c | Iustin Pop | def perspective_instance_migrate(params): |
439 | 2a10865c | Iustin Pop | """Migrates an instance. |
440 | 2a10865c | Iustin Pop | |
441 | 2a10865c | Iustin Pop | """ |
442 | 2a10865c | Iustin Pop | instance, target, live = params |
443 | 9f0e6b37 | Iustin Pop | instance = objects.Instance.FromDict(instance) |
444 | 2a10865c | Iustin Pop | return backend.MigrateInstance(instance, target, live) |
445 | 2a10865c | Iustin Pop | |
446 | 2a10865c | Iustin Pop | @staticmethod |
447 | 007a2f3e | Alexander Schreiber | def perspective_instance_reboot(params): |
448 | 007a2f3e | Alexander Schreiber | """Reboot an instance. |
449 | 007a2f3e | Alexander Schreiber | |
450 | 007a2f3e | Alexander Schreiber | """ |
451 | 007a2f3e | Alexander Schreiber | instance = objects.Instance.FromDict(params[0]) |
452 | 007a2f3e | Alexander Schreiber | reboot_type = params[1] |
453 | 07813a9e | Iustin Pop | return backend.InstanceReboot(instance, reboot_type) |
454 | 007a2f3e | Alexander Schreiber | |
455 | 007a2f3e | Alexander Schreiber | @staticmethod |
456 | 3ecf6786 | Iustin Pop | def perspective_instance_info(params): |
457 | 3ecf6786 | Iustin Pop | """Query instance information. |
458 | 3ecf6786 | Iustin Pop | |
459 | 3ecf6786 | Iustin Pop | """ |
460 | 16ad1a83 | Iustin Pop | return backend.GetInstanceInfo(params[0], params[1]) |
461 | a8083063 | Iustin Pop | |
462 | 3ecf6786 | Iustin Pop | @staticmethod |
463 | 56e7640c | Iustin Pop | def perspective_instance_migratable(params): |
464 | 56e7640c | Iustin Pop | """Query whether the specified instance can be migrated. |
465 | 56e7640c | Iustin Pop | |
466 | 56e7640c | Iustin Pop | """ |
467 | 56e7640c | Iustin Pop | instance = objects.Instance.FromDict(params[0]) |
468 | 56e7640c | Iustin Pop | return backend.GetInstanceMigratable(instance) |
469 | 56e7640c | Iustin Pop | |
470 | 56e7640c | Iustin Pop | @staticmethod |
471 | 3ecf6786 | Iustin Pop | def perspective_all_instances_info(params): |
472 | 3ecf6786 | Iustin Pop | """Query information about all instances. |
473 | 3ecf6786 | Iustin Pop | |
474 | 3ecf6786 | Iustin Pop | """ |
475 | e69d05fd | Iustin Pop | return backend.GetAllInstancesInfo(params[0]) |
476 | a8083063 | Iustin Pop | |
477 | 3ecf6786 | Iustin Pop | @staticmethod |
478 | 3ecf6786 | Iustin Pop | def perspective_instance_list(params): |
479 | 3ecf6786 | Iustin Pop | """Query the list of running instances. |
480 | 3ecf6786 | Iustin Pop | |
481 | 3ecf6786 | Iustin Pop | """ |
482 | e69d05fd | Iustin Pop | return backend.GetInstanceList(params[0]) |
483 | a8083063 | Iustin Pop | |
484 | a8083063 | Iustin Pop | # node -------------------------- |
485 | a8083063 | Iustin Pop | |
486 | 3ecf6786 | Iustin Pop | @staticmethod |
487 | 16abfbc2 | Alexander Schreiber | def perspective_node_tcp_ping(params): |
488 | 16abfbc2 | Alexander Schreiber | """Do a TcpPing on the remote node. |
489 | 16abfbc2 | Alexander Schreiber | |
490 | 16abfbc2 | Alexander Schreiber | """ |
491 | b15d625f | Iustin Pop | return utils.TcpPing(params[1], params[2], timeout=params[3], |
492 | b15d625f | Iustin Pop | live_port_needed=params[4], source=params[0]) |
493 | 16abfbc2 | Alexander Schreiber | |
494 | 16abfbc2 | Alexander Schreiber | @staticmethod |
495 | caad16e2 | Iustin Pop | def perspective_node_has_ip_address(params): |
496 | caad16e2 | Iustin Pop | """Checks if a node has the given ip address. |
497 | caad16e2 | Iustin Pop | |
498 | caad16e2 | Iustin Pop | """ |
499 | caad16e2 | Iustin Pop | return utils.OwnIpAddress(params[0]) |
500 | caad16e2 | Iustin Pop | |
501 | caad16e2 | Iustin Pop | @staticmethod |
502 | 3ecf6786 | Iustin Pop | def perspective_node_info(params): |
503 | 3ecf6786 | Iustin Pop | """Query node information. |
504 | 3ecf6786 | Iustin Pop | |
505 | 3ecf6786 | Iustin Pop | """ |
506 | e69d05fd | Iustin Pop | vgname, hypervisor_type = params |
507 | e69d05fd | Iustin Pop | return backend.GetNodeInfo(vgname, hypervisor_type) |
508 | a8083063 | Iustin Pop | |
509 | 3ecf6786 | Iustin Pop | @staticmethod |
510 | 3ecf6786 | Iustin Pop | def perspective_node_add(params): |
511 | 3ecf6786 | Iustin Pop | """Complete the registration of this node in the cluster. |
512 | 3ecf6786 | Iustin Pop | |
513 | 3ecf6786 | Iustin Pop | """ |
514 | a8083063 | Iustin Pop | return backend.AddNode(params[0], params[1], params[2], |
515 | a8083063 | Iustin Pop | params[3], params[4], params[5]) |
516 | a8083063 | Iustin Pop | |
517 | 3ecf6786 | Iustin Pop | @staticmethod |
518 | 3ecf6786 | Iustin Pop | def perspective_node_verify(params): |
519 | 3ecf6786 | Iustin Pop | """Run a verify sequence on this node. |
520 | 3ecf6786 | Iustin Pop | |
521 | 3ecf6786 | Iustin Pop | """ |
522 | 62c9ec92 | Iustin Pop | return backend.VerifyNode(params[0], params[1]) |
523 | a8083063 | Iustin Pop | |
524 | 3ecf6786 | Iustin Pop | @staticmethod |
525 | 3ecf6786 | Iustin Pop | def perspective_node_start_master(params): |
526 | 3ecf6786 | Iustin Pop | """Promote this node to master status. |
527 | 3ecf6786 | Iustin Pop | |
528 | 3ecf6786 | Iustin Pop | """ |
529 | 2503680f | Guido Trotter | return backend.StartMaster(params[0], params[1]) |
530 | a8083063 | Iustin Pop | |
531 | 3ecf6786 | Iustin Pop | @staticmethod |
532 | 3ecf6786 | Iustin Pop | def perspective_node_stop_master(params): |
533 | 3ecf6786 | Iustin Pop | """Demote this node from master status. |
534 | 3ecf6786 | Iustin Pop | |
535 | 3ecf6786 | Iustin Pop | """ |
536 | 1c65840b | Iustin Pop | return backend.StopMaster(params[0]) |
537 | a8083063 | Iustin Pop | |
538 | 3ecf6786 | Iustin Pop | @staticmethod |
539 | 3ecf6786 | Iustin Pop | def perspective_node_leave_cluster(params): |
540 | 3ecf6786 | Iustin Pop | """Cleanup after leaving a cluster. |
541 | 3ecf6786 | Iustin Pop | |
542 | 3ecf6786 | Iustin Pop | """ |
543 | a8083063 | Iustin Pop | return backend.LeaveCluster() |
544 | a8083063 | Iustin Pop | |
545 | 3ecf6786 | Iustin Pop | @staticmethod |
546 | 3ecf6786 | Iustin Pop | def perspective_node_volumes(params): |
547 | 3ecf6786 | Iustin Pop | """Query the list of all logical volume groups. |
548 | 3ecf6786 | Iustin Pop | |
549 | 3ecf6786 | Iustin Pop | """ |
550 | dcb93971 | Michael Hanselmann | return backend.NodeVolumes() |
551 | dcb93971 | Michael Hanselmann | |
552 | 56aa9fd5 | Iustin Pop | @staticmethod |
553 | 56aa9fd5 | Iustin Pop | def perspective_node_demote_from_mc(params): |
554 | 56aa9fd5 | Iustin Pop | """Demote a node from the master candidate role. |
555 | 56aa9fd5 | Iustin Pop | |
556 | 56aa9fd5 | Iustin Pop | """ |
557 | 56aa9fd5 | Iustin Pop | return backend.DemoteFromMC() |
558 | 56aa9fd5 | Iustin Pop | |
559 | 56aa9fd5 | Iustin Pop | |
560 | a8083063 | Iustin Pop | # cluster -------------------------- |
561 | a8083063 | Iustin Pop | |
562 | 3ecf6786 | Iustin Pop | @staticmethod |
563 | 3ecf6786 | Iustin Pop | def perspective_version(params): |
564 | 3ecf6786 | Iustin Pop | """Query version information. |
565 | 3ecf6786 | Iustin Pop | |
566 | 3ecf6786 | Iustin Pop | """ |
567 | a8083063 | Iustin Pop | return constants.PROTOCOL_VERSION |
568 | a8083063 | Iustin Pop | |
569 | 3ecf6786 | Iustin Pop | @staticmethod |
570 | 3ecf6786 | Iustin Pop | def perspective_upload_file(params): |
571 | 3ecf6786 | Iustin Pop | """Upload a file. |
572 | 3ecf6786 | Iustin Pop | |
573 | 3ecf6786 | Iustin Pop | Note that the backend implementation imposes strict rules on which |
574 | 3ecf6786 | Iustin Pop | files are accepted. |
575 | 3ecf6786 | Iustin Pop | |
576 | 3ecf6786 | Iustin Pop | """ |
577 | a8083063 | Iustin Pop | return backend.UploadFile(*params) |
578 | a8083063 | Iustin Pop | |
579 | 4e071d3b | Iustin Pop | @staticmethod |
580 | 4e071d3b | Iustin Pop | def perspective_master_info(params): |
581 | 4e071d3b | Iustin Pop | """Query master information. |
582 | 4e071d3b | Iustin Pop | |
583 | 4e071d3b | Iustin Pop | """ |
584 | 4e071d3b | Iustin Pop | return backend.GetMasterInfo() |
585 | a8083063 | Iustin Pop | |
586 | 6ddc95ec | Michael Hanselmann | @staticmethod |
587 | 6ddc95ec | Michael Hanselmann | def perspective_write_ssconf_files(params): |
588 | 6ddc95ec | Michael Hanselmann | """Write ssconf files. |
589 | 6ddc95ec | Michael Hanselmann | |
590 | 6ddc95ec | Michael Hanselmann | """ |
591 | 03d1dba2 | Michael Hanselmann | (values,) = params |
592 | 03d1dba2 | Michael Hanselmann | return backend.WriteSsconfFiles(values) |
593 | 6ddc95ec | Michael Hanselmann | |
594 | a8083063 | Iustin Pop | # os ----------------------- |
595 | a8083063 | Iustin Pop | |
596 | 3ecf6786 | Iustin Pop | @staticmethod |
597 | 3ecf6786 | Iustin Pop | def perspective_os_diagnose(params): |
598 | 3ecf6786 | Iustin Pop | """Query detailed information about existing OSes. |
599 | 3ecf6786 | Iustin Pop | |
600 | 3ecf6786 | Iustin Pop | """ |
601 | 821d1bd1 | Iustin Pop | return [os_obj.ToDict() for os_obj in backend.DiagnoseOS()] |
602 | a8083063 | Iustin Pop | |
603 | 3ecf6786 | Iustin Pop | @staticmethod |
604 | 3ecf6786 | Iustin Pop | def perspective_os_get(params): |
605 | 3ecf6786 | Iustin Pop | """Query information about a given OS. |
606 | 3ecf6786 | Iustin Pop | |
607 | 3ecf6786 | Iustin Pop | """ |
608 | a8083063 | Iustin Pop | name = params[0] |
609 | a8083063 | Iustin Pop | try: |
610 | dfa96ded | Guido Trotter | os_obj = backend.OSFromDisk(name) |
611 | a8083063 | Iustin Pop | except errors.InvalidOS, err: |
612 | dfa96ded | Guido Trotter | os_obj = objects.OS.FromInvalidOS(err) |
613 | dfa96ded | Guido Trotter | return os_obj.ToDict() |
614 | a8083063 | Iustin Pop | |
615 | a8083063 | Iustin Pop | # hooks ----------------------- |
616 | a8083063 | Iustin Pop | |
617 | 3ecf6786 | Iustin Pop | @staticmethod |
618 | 3ecf6786 | Iustin Pop | def perspective_hooks_runner(params): |
619 | 3ecf6786 | Iustin Pop | """Run hook scripts. |
620 | 3ecf6786 | Iustin Pop | |
621 | 3ecf6786 | Iustin Pop | """ |
622 | a8083063 | Iustin Pop | hpath, phase, env = params |
623 | a8083063 | Iustin Pop | hr = backend.HooksRunner() |
624 | a8083063 | Iustin Pop | return hr.RunHooks(hpath, phase, env) |
625 | a8083063 | Iustin Pop | |
626 | 8d528b7c | Iustin Pop | # iallocator ----------------- |
627 | 8d528b7c | Iustin Pop | |
628 | 8d528b7c | Iustin Pop | @staticmethod |
629 | 8d528b7c | Iustin Pop | def perspective_iallocator_runner(params): |
630 | 8d528b7c | Iustin Pop | """Run an iallocator script. |
631 | 8d528b7c | Iustin Pop | |
632 | 8d528b7c | Iustin Pop | """ |
633 | 8d528b7c | Iustin Pop | name, idata = params |
634 | 8d528b7c | Iustin Pop | iar = backend.IAllocatorRunner() |
635 | 8d528b7c | Iustin Pop | return iar.Run(name, idata) |
636 | 8d528b7c | Iustin Pop | |
637 | 06009e27 | Iustin Pop | # test ----------------------- |
638 | 06009e27 | Iustin Pop | |
639 | 06009e27 | Iustin Pop | @staticmethod |
640 | 06009e27 | Iustin Pop | def perspective_test_delay(params): |
641 | 06009e27 | Iustin Pop | """Run test delay. |
642 | 06009e27 | Iustin Pop | |
643 | 06009e27 | Iustin Pop | """ |
644 | 06009e27 | Iustin Pop | duration = params[0] |
645 | 06009e27 | Iustin Pop | return utils.TestDelay(duration) |
646 | 06009e27 | Iustin Pop | |
647 | 4e071d3b | Iustin Pop | # file storage --------------- |
648 | 4e071d3b | Iustin Pop | |
649 | a5d7fb43 | Manuel Franceschini | @staticmethod |
650 | a5d7fb43 | Manuel Franceschini | def perspective_file_storage_dir_create(params): |
651 | a5d7fb43 | Manuel Franceschini | """Create the file storage directory. |
652 | a5d7fb43 | Manuel Franceschini | |
653 | a5d7fb43 | Manuel Franceschini | """ |
654 | a5d7fb43 | Manuel Franceschini | file_storage_dir = params[0] |
655 | a5d7fb43 | Manuel Franceschini | return backend.CreateFileStorageDir(file_storage_dir) |
656 | a5d7fb43 | Manuel Franceschini | |
657 | a5d7fb43 | Manuel Franceschini | @staticmethod |
658 | a5d7fb43 | Manuel Franceschini | def perspective_file_storage_dir_remove(params): |
659 | a5d7fb43 | Manuel Franceschini | """Remove the file storage directory. |
660 | a5d7fb43 | Manuel Franceschini | |
661 | a5d7fb43 | Manuel Franceschini | """ |
662 | a5d7fb43 | Manuel Franceschini | file_storage_dir = params[0] |
663 | a5d7fb43 | Manuel Franceschini | return backend.RemoveFileStorageDir(file_storage_dir) |
664 | a5d7fb43 | Manuel Franceschini | |
665 | a5d7fb43 | Manuel Franceschini | @staticmethod |
666 | a5d7fb43 | Manuel Franceschini | def perspective_file_storage_dir_rename(params): |
667 | a5d7fb43 | Manuel Franceschini | """Rename the file storage directory. |
668 | a5d7fb43 | Manuel Franceschini | |
669 | a5d7fb43 | Manuel Franceschini | """ |
670 | a5d7fb43 | Manuel Franceschini | old_file_storage_dir = params[0] |
671 | a5d7fb43 | Manuel Franceschini | new_file_storage_dir = params[1] |
672 | a5d7fb43 | Manuel Franceschini | return backend.RenameFileStorageDir(old_file_storage_dir, |
673 | a5d7fb43 | Manuel Franceschini | new_file_storage_dir) |
674 | a5d7fb43 | Manuel Franceschini | |
675 | 4e071d3b | Iustin Pop | # jobs ------------------------ |
676 | 4e071d3b | Iustin Pop | |
677 | ca52cdeb | Michael Hanselmann | @staticmethod |
678 | 7f30777b | Michael Hanselmann | @_RequireJobQueueLock |
679 | ca52cdeb | Michael Hanselmann | def perspective_jobqueue_update(params): |
680 | ca52cdeb | Michael Hanselmann | """Update job queue. |
681 | ca52cdeb | Michael Hanselmann | |
682 | ca52cdeb | Michael Hanselmann | """ |
683 | ca52cdeb | Michael Hanselmann | (file_name, content) = params |
684 | 7f30777b | Michael Hanselmann | return backend.JobQueueUpdate(file_name, content) |
685 | ca52cdeb | Michael Hanselmann | |
686 | ca52cdeb | Michael Hanselmann | @staticmethod |
687 | f1f3f45c | Michael Hanselmann | @_RequireJobQueueLock |
688 | ca52cdeb | Michael Hanselmann | def perspective_jobqueue_purge(params): |
689 | ca52cdeb | Michael Hanselmann | """Purge job queue. |
690 | ca52cdeb | Michael Hanselmann | |
691 | ca52cdeb | Michael Hanselmann | """ |
692 | ca52cdeb | Michael Hanselmann | return backend.JobQueuePurge() |
693 | ca52cdeb | Michael Hanselmann | |
694 | af5ebcb1 | Michael Hanselmann | @staticmethod |
695 | af5ebcb1 | Michael Hanselmann | @_RequireJobQueueLock |
696 | af5ebcb1 | Michael Hanselmann | def perspective_jobqueue_rename(params): |
697 | af5ebcb1 | Michael Hanselmann | """Rename a job queue file. |
698 | af5ebcb1 | Michael Hanselmann | |
699 | af5ebcb1 | Michael Hanselmann | """ |
700 | dd875d32 | Michael Hanselmann | # TODO: What if a file fails to rename? |
701 | dd875d32 | Michael Hanselmann | return [backend.JobQueueRename(old, new) for old, new in params] |
702 | af5ebcb1 | Michael Hanselmann | |
703 | 5d672980 | Iustin Pop | @staticmethod |
704 | 5d672980 | Iustin Pop | def perspective_jobqueue_set_drain(params): |
705 | 5d672980 | Iustin Pop | """Set/unset the queue drain flag. |
706 | 5d672980 | Iustin Pop | |
707 | 5d672980 | Iustin Pop | """ |
708 | 5d672980 | Iustin Pop | drain_flag = params[0] |
709 | 5d672980 | Iustin Pop | return backend.JobQueueSetDrainFlag(drain_flag) |
710 | 5d672980 | Iustin Pop | |
711 | 5d672980 | Iustin Pop | |
712 | 6217e295 | Iustin Pop | # hypervisor --------------- |
713 | 6217e295 | Iustin Pop | |
714 | 6217e295 | Iustin Pop | @staticmethod |
715 | 6217e295 | Iustin Pop | def perspective_hypervisor_validate_params(params): |
716 | 6217e295 | Iustin Pop | """Validate the hypervisor parameters. |
717 | 6217e295 | Iustin Pop | |
718 | 6217e295 | Iustin Pop | """ |
719 | 6217e295 | Iustin Pop | (hvname, hvparams) = params |
720 | 6217e295 | Iustin Pop | return backend.ValidateHVParams(hvname, hvparams) |
721 | 6217e295 | Iustin Pop | |
722 | a8083063 | Iustin Pop | |
723 | a8083063 | Iustin Pop | def ParseOptions(): |
724 | a8083063 | Iustin Pop | """Parse the command line options. |
725 | a8083063 | Iustin Pop | |
726 | c41eea6e | Iustin Pop | @return: (options, args) as from OptionParser.parse_args() |
727 | a8083063 | Iustin Pop | |
728 | a8083063 | Iustin Pop | """ |
729 | a8083063 | Iustin Pop | parser = OptionParser(description="Ganeti node daemon", |
730 | cf192249 | Guido Trotter | usage="%prog [-f] [-d] [-b ADDRESS]", |
731 | a8083063 | Iustin Pop | version="%%prog (ganeti) %s" % |
732 | a8083063 | Iustin Pop | constants.RELEASE_VERSION) |
733 | a8083063 | Iustin Pop | |
734 | a8083063 | Iustin Pop | parser.add_option("-f", "--foreground", dest="fork", |
735 | a8083063 | Iustin Pop | help="Don't detach from the current terminal", |
736 | a8083063 | Iustin Pop | default=True, action="store_false") |
737 | a8083063 | Iustin Pop | parser.add_option("-d", "--debug", dest="debug", |
738 | a8083063 | Iustin Pop | help="Enable some debug messages", |
739 | a8083063 | Iustin Pop | default=False, action="store_true") |
740 | cf192249 | Guido Trotter | parser.add_option("-b", "--bind", dest="bind_address", |
741 | cf192249 | Guido Trotter | help="Bind address", |
742 | cf192249 | Guido Trotter | default="", metavar="ADDRESS") |
743 | cf192249 | Guido Trotter | |
744 | a8083063 | Iustin Pop | options, args = parser.parse_args() |
745 | a8083063 | Iustin Pop | return options, args |
746 | a8083063 | Iustin Pop | |
747 | a8083063 | Iustin Pop | |
748 | a8083063 | Iustin Pop | def main(): |
749 | 3ecf6786 | Iustin Pop | """Main function for the node daemon. |
750 | 3ecf6786 | Iustin Pop | |
751 | 3ecf6786 | Iustin Pop | """ |
752 | 25d6d12a | Michael Hanselmann | global queue_lock |
753 | 25d6d12a | Michael Hanselmann | |
754 | a8083063 | Iustin Pop | options, args = ParseOptions() |
755 | 7d88772a | Iustin Pop | |
756 | 7d88772a | Iustin Pop | if options.fork: |
757 | 7d88772a | Iustin Pop | utils.CloseFDs() |
758 | 7d88772a | Iustin Pop | |
759 | a8083063 | Iustin Pop | for fname in (constants.SSL_CERT_FILE,): |
760 | a8083063 | Iustin Pop | if not os.path.isfile(fname): |
761 | a8083063 | Iustin Pop | print "config %s not there, will not run." % fname |
762 | 46479775 | Guido Trotter | sys.exit(constants.EXIT_NOTCLUSTER) |
763 | a8083063 | Iustin Pop | |
764 | 46479775 | Guido Trotter | port = utils.GetNodeDaemonPort() |
765 | a8083063 | Iustin Pop | |
766 | 9dae41ad | Guido Trotter | dirs = [(val, constants.RUN_DIRS_MODE) for val in constants.SUB_RUN_DIRS] |
767 | 9dae41ad | Guido Trotter | dirs.append((constants.LOG_OS_DIR, 0750)) |
768 | 9dae41ad | Guido Trotter | dirs.append((constants.LOCK_DIR, 1777)) |
769 | 9dae41ad | Guido Trotter | utils.EnsureDirs(dirs) |
770 | 0214b0c0 | Iustin Pop | |
771 | a8083063 | Iustin Pop | # become a daemon |
772 | a8083063 | Iustin Pop | if options.fork: |
773 | 8f765069 | Iustin Pop | utils.Daemonize(logfile=constants.LOG_NODESERVER) |
774 | a8083063 | Iustin Pop | |
775 | 99e88451 | Iustin Pop | utils.WritePidFile(constants.NODED_PID) |
776 | cc28af80 | Michael Hanselmann | try: |
777 | 82d9caef | Iustin Pop | utils.SetupLogging(logfile=constants.LOG_NODESERVER, debug=options.debug, |
778 | 82d9caef | Iustin Pop | stderr_logging=not options.fork) |
779 | cc28af80 | Michael Hanselmann | logging.info("ganeti node daemon startup") |
780 | 73d927a2 | Guido Trotter | |
781 | eafd8762 | Michael Hanselmann | # Read SSL certificate |
782 | eafd8762 | Michael Hanselmann | ssl_params = http.HttpSslParams(ssl_key_path=constants.SSL_CERT_FILE, |
783 | eafd8762 | Michael Hanselmann | ssl_cert_path=constants.SSL_CERT_FILE) |
784 | eafd8762 | Michael Hanselmann | |
785 | cc28af80 | Michael Hanselmann | # Prepare job queue |
786 | cc28af80 | Michael Hanselmann | queue_lock = jstore.InitAndVerifyQueue(must_lock=False) |
787 | a8083063 | Iustin Pop | |
788 | cc28af80 | Michael Hanselmann | mainloop = daemon.Mainloop() |
789 | cf192249 | Guido Trotter | server = NodeHttpServer(mainloop, options.bind_address, port, |
790 | eafd8762 | Michael Hanselmann | ssl_params=ssl_params, ssl_verify_peer=True) |
791 | cc28af80 | Michael Hanselmann | server.Start() |
792 | cc28af80 | Michael Hanselmann | try: |
793 | cc28af80 | Michael Hanselmann | mainloop.Run() |
794 | cc28af80 | Michael Hanselmann | finally: |
795 | cc28af80 | Michael Hanselmann | server.Stop() |
796 | 73d927a2 | Guido Trotter | finally: |
797 | 99e88451 | Iustin Pop | utils.RemovePidFile(constants.NODED_PID) |
798 | 73d927a2 | Guido Trotter | |
799 | a8083063 | Iustin Pop | |
800 | 3ecf6786 | Iustin Pop | if __name__ == '__main__': |
801 | a8083063 | Iustin Pop | main() |