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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 | a8083063 | Iustin Pop | import traceback |
30 | 761ce945 | Guido Trotter | import SocketServer |
31 | 0214b0c0 | Iustin Pop | import errno |
32 | c89189b1 | Iustin Pop | import logging |
33 | 84b58db2 | Michael Hanselmann | import signal |
34 | a8083063 | Iustin Pop | |
35 | a8083063 | Iustin Pop | from optparse import OptionParser |
36 | a8083063 | Iustin Pop | |
37 | a8083063 | Iustin Pop | from ganeti import backend |
38 | a8083063 | Iustin Pop | from ganeti import constants |
39 | a8083063 | Iustin Pop | from ganeti import objects |
40 | a8083063 | Iustin Pop | from ganeti import errors |
41 | 25d6d12a | Michael Hanselmann | from ganeti import jstore |
42 | cc28af80 | Michael Hanselmann | from ganeti import daemon |
43 | 1df6506c | Michael Hanselmann | from ganeti import http |
44 | 16abfbc2 | Alexander Schreiber | from ganeti import utils |
45 | a8083063 | Iustin Pop | |
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 | cc28af80 | Michael Hanselmann | class NodeHttpServer(http.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 | cc28af80 | Michael Hanselmann | http.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 | cc28af80 | Michael Hanselmann | if req.request_method.upper() != "PUT": |
83 | 1df6506c | 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 | cc28af80 | Michael Hanselmann | raise http.HTTPNotFound() |
92 | a8083063 | Iustin Pop | |
93 | 81010134 | Iustin Pop | try: |
94 | aa9075c5 | Michael Hanselmann | try: |
95 | cc28af80 | Michael Hanselmann | return method(req.request_post_data) |
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 | 3f78eef2 | Iustin Pop | return backend.CreateBlockDevice(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 | a8083063 | Iustin Pop | return backend.RemoveBlockDevice(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 | f3e513ad | Iustin Pop | return backend.RenameBlockDevices(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 | 3f78eef2 | Iustin Pop | return backend.AssembleBlockDevice(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 | a8083063 | Iustin Pop | return backend.ShutdownBlockDevice(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 | 153d9724 | Iustin Pop | return backend.MirrorAddChildren(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 | 153d9724 | Iustin Pop | return backend.MirrorRemoveChildren(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 | a8083063 | Iustin Pop | return backend.GetMirrorStatus(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 | a8083063 | Iustin Pop | return backend.FindBlockDevice(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 | a8083063 | Iustin Pop | return backend.SnapshotBlockDevice(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 | 4c8ba8b3 | Iustin Pop | return backend.GrowBlockDevice(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 | d61cbe76 | Iustin Pop | disks = [objects.Disk.FromDict(cf) for cf in params] |
231 | d61cbe76 | Iustin Pop | return backend.CloseBlockDevices(disks) |
232 | d61cbe76 | Iustin Pop | |
233 | a8083063 | Iustin Pop | # export/import -------------------------- |
234 | a8083063 | Iustin Pop | |
235 | 3ecf6786 | Iustin Pop | @staticmethod |
236 | 3ecf6786 | Iustin Pop | def perspective_snapshot_export(params): |
237 | 3ecf6786 | Iustin Pop | """Export a given snapshot. |
238 | 3ecf6786 | Iustin Pop | |
239 | 3ecf6786 | Iustin Pop | """ |
240 | 319856a9 | Michael Hanselmann | disk = objects.Disk.FromDict(params[0]) |
241 | a8083063 | Iustin Pop | dest_node = params[1] |
242 | 319856a9 | Michael Hanselmann | instance = objects.Instance.FromDict(params[2]) |
243 | 62c9ec92 | Iustin Pop | cluster_name = params[3] |
244 | 74c47259 | Iustin Pop | dev_idx = params[4] |
245 | 74c47259 | Iustin Pop | return backend.ExportSnapshot(disk, dest_node, instance, |
246 | 74c47259 | Iustin Pop | cluster_name, dev_idx) |
247 | 3ecf6786 | Iustin Pop | |
248 | 3ecf6786 | Iustin Pop | @staticmethod |
249 | 3ecf6786 | Iustin Pop | def perspective_finalize_export(params): |
250 | 3ecf6786 | Iustin Pop | """Expose the finalize export functionality. |
251 | a8083063 | Iustin Pop | |
252 | 3ecf6786 | Iustin Pop | """ |
253 | 319856a9 | Michael Hanselmann | instance = objects.Instance.FromDict(params[0]) |
254 | 319856a9 | Michael Hanselmann | snap_disks = [objects.Disk.FromDict(str_data) |
255 | a8083063 | Iustin Pop | for str_data in params[1]] |
256 | a8083063 | Iustin Pop | return backend.FinalizeExport(instance, snap_disks) |
257 | a8083063 | Iustin Pop | |
258 | 3ecf6786 | Iustin Pop | @staticmethod |
259 | 3ecf6786 | Iustin Pop | def perspective_export_info(params): |
260 | 3ecf6786 | Iustin Pop | """Query information about an existing export on this node. |
261 | 3ecf6786 | Iustin Pop | |
262 | 3ecf6786 | Iustin Pop | The given path may not contain an export, in which case we return |
263 | 3ecf6786 | Iustin Pop | None. |
264 | 3ecf6786 | Iustin Pop | |
265 | 3ecf6786 | Iustin Pop | """ |
266 | 3ecf6786 | Iustin Pop | path = params[0] |
267 | 3ecf6786 | Iustin Pop | einfo = backend.ExportInfo(path) |
268 | a8083063 | Iustin Pop | if einfo is None: |
269 | a8083063 | Iustin Pop | return einfo |
270 | a8083063 | Iustin Pop | return einfo.Dumps() |
271 | a8083063 | Iustin Pop | |
272 | 3ecf6786 | Iustin Pop | @staticmethod |
273 | 3ecf6786 | Iustin Pop | def perspective_export_list(params): |
274 | 3ecf6786 | Iustin Pop | """List the available exports on this node. |
275 | 3ecf6786 | Iustin Pop | |
276 | 3ecf6786 | Iustin Pop | Note that as opposed to export_info, which may query data about an |
277 | 3ecf6786 | Iustin Pop | export in any path, this only queries the standard Ganeti path |
278 | 3ecf6786 | Iustin Pop | (constants.EXPORT_DIR). |
279 | 3ecf6786 | Iustin Pop | |
280 | 3ecf6786 | Iustin Pop | """ |
281 | a8083063 | Iustin Pop | return backend.ListExports() |
282 | a8083063 | Iustin Pop | |
283 | 3ecf6786 | Iustin Pop | @staticmethod |
284 | 3ecf6786 | Iustin Pop | def perspective_export_remove(params): |
285 | 3ecf6786 | Iustin Pop | """Remove an export. |
286 | 3ecf6786 | Iustin Pop | |
287 | 3ecf6786 | Iustin Pop | """ |
288 | a8083063 | Iustin Pop | export = params[0] |
289 | a8083063 | Iustin Pop | return backend.RemoveExport(export) |
290 | a8083063 | Iustin Pop | |
291 | a8083063 | Iustin Pop | # volume -------------------------- |
292 | a8083063 | Iustin Pop | |
293 | 3ecf6786 | Iustin Pop | @staticmethod |
294 | 3ecf6786 | Iustin Pop | def perspective_volume_list(params): |
295 | 3ecf6786 | Iustin Pop | """Query the list of logical volumes in a given volume group. |
296 | 3ecf6786 | Iustin Pop | |
297 | 3ecf6786 | Iustin Pop | """ |
298 | a8083063 | Iustin Pop | vgname = params[0] |
299 | a8083063 | Iustin Pop | return backend.GetVolumeList(vgname) |
300 | a8083063 | Iustin Pop | |
301 | 3ecf6786 | Iustin Pop | @staticmethod |
302 | 3ecf6786 | Iustin Pop | def perspective_vg_list(params): |
303 | 3ecf6786 | Iustin Pop | """Query the list of volume groups. |
304 | 3ecf6786 | Iustin Pop | |
305 | 3ecf6786 | Iustin Pop | """ |
306 | a8083063 | Iustin Pop | return backend.ListVolumeGroups() |
307 | a8083063 | Iustin Pop | |
308 | a8083063 | Iustin Pop | # bridge -------------------------- |
309 | a8083063 | Iustin Pop | |
310 | 3ecf6786 | Iustin Pop | @staticmethod |
311 | 3ecf6786 | Iustin Pop | def perspective_bridges_exist(params): |
312 | 3ecf6786 | Iustin Pop | """Check if all bridges given exist on this node. |
313 | 3ecf6786 | Iustin Pop | |
314 | 3ecf6786 | Iustin Pop | """ |
315 | a8083063 | Iustin Pop | bridges_list = params[0] |
316 | a8083063 | Iustin Pop | return backend.BridgesExist(bridges_list) |
317 | a8083063 | Iustin Pop | |
318 | a8083063 | Iustin Pop | # instance -------------------------- |
319 | a8083063 | Iustin Pop | |
320 | 3ecf6786 | Iustin Pop | @staticmethod |
321 | 3ecf6786 | Iustin Pop | def perspective_instance_os_add(params): |
322 | 3ecf6786 | Iustin Pop | """Install an OS on a given instance. |
323 | 3ecf6786 | Iustin Pop | |
324 | 3ecf6786 | Iustin Pop | """ |
325 | d15a9ad3 | Guido Trotter | inst_s = params[0] |
326 | 319856a9 | Michael Hanselmann | inst = objects.Instance.FromDict(inst_s) |
327 | d15a9ad3 | Guido Trotter | return backend.AddOSToInstance(inst) |
328 | a8083063 | Iustin Pop | |
329 | 3ecf6786 | Iustin Pop | @staticmethod |
330 | decd5f45 | Iustin Pop | def perspective_instance_run_rename(params): |
331 | decd5f45 | Iustin Pop | """Runs the OS rename script for an instance. |
332 | decd5f45 | Iustin Pop | |
333 | decd5f45 | Iustin Pop | """ |
334 | d15a9ad3 | Guido Trotter | inst_s, old_name = params |
335 | 319856a9 | Michael Hanselmann | inst = objects.Instance.FromDict(inst_s) |
336 | d15a9ad3 | Guido Trotter | return backend.RunRenameInstance(inst, old_name) |
337 | decd5f45 | Iustin Pop | |
338 | decd5f45 | Iustin Pop | @staticmethod |
339 | 3ecf6786 | Iustin Pop | def perspective_instance_os_import(params): |
340 | 3ecf6786 | Iustin Pop | """Run the import function of an OS onto a given instance. |
341 | 3ecf6786 | Iustin Pop | |
342 | 3ecf6786 | Iustin Pop | """ |
343 | 6c0af70e | Guido Trotter | inst_s, src_node, src_images, cluster_name = params |
344 | 319856a9 | Michael Hanselmann | inst = objects.Instance.FromDict(inst_s) |
345 | 6c0af70e | Guido Trotter | return backend.ImportOSIntoInstance(inst, src_node, src_images, |
346 | 6c0af70e | Guido Trotter | cluster_name) |
347 | a8083063 | Iustin Pop | |
348 | 3ecf6786 | Iustin Pop | @staticmethod |
349 | 3ecf6786 | Iustin Pop | def perspective_instance_shutdown(params): |
350 | 3ecf6786 | Iustin Pop | """Shutdown an instance. |
351 | 3ecf6786 | Iustin Pop | |
352 | 3ecf6786 | Iustin Pop | """ |
353 | 319856a9 | Michael Hanselmann | instance = objects.Instance.FromDict(params[0]) |
354 | a8083063 | Iustin Pop | return backend.ShutdownInstance(instance) |
355 | a8083063 | Iustin Pop | |
356 | 3ecf6786 | Iustin Pop | @staticmethod |
357 | 3ecf6786 | Iustin Pop | def perspective_instance_start(params): |
358 | 3ecf6786 | Iustin Pop | """Start an instance. |
359 | 3ecf6786 | Iustin Pop | |
360 | 3ecf6786 | Iustin Pop | """ |
361 | 319856a9 | Michael Hanselmann | instance = objects.Instance.FromDict(params[0]) |
362 | a8083063 | Iustin Pop | extra_args = params[1] |
363 | a8083063 | Iustin Pop | return backend.StartInstance(instance, extra_args) |
364 | a8083063 | Iustin Pop | |
365 | 3ecf6786 | Iustin Pop | @staticmethod |
366 | 2a10865c | Iustin Pop | def perspective_instance_migrate(params): |
367 | 2a10865c | Iustin Pop | """Migrates an instance. |
368 | 2a10865c | Iustin Pop | |
369 | 2a10865c | Iustin Pop | """ |
370 | 2a10865c | Iustin Pop | instance, target, live = params |
371 | 9f0e6b37 | Iustin Pop | instance = objects.Instance.FromDict(instance) |
372 | 2a10865c | Iustin Pop | return backend.MigrateInstance(instance, target, live) |
373 | 2a10865c | Iustin Pop | |
374 | 2a10865c | Iustin Pop | @staticmethod |
375 | 007a2f3e | Alexander Schreiber | def perspective_instance_reboot(params): |
376 | 007a2f3e | Alexander Schreiber | """Reboot an instance. |
377 | 007a2f3e | Alexander Schreiber | |
378 | 007a2f3e | Alexander Schreiber | """ |
379 | 007a2f3e | Alexander Schreiber | instance = objects.Instance.FromDict(params[0]) |
380 | 007a2f3e | Alexander Schreiber | reboot_type = params[1] |
381 | 007a2f3e | Alexander Schreiber | extra_args = params[2] |
382 | 007a2f3e | Alexander Schreiber | return backend.RebootInstance(instance, reboot_type, extra_args) |
383 | 007a2f3e | Alexander Schreiber | |
384 | 007a2f3e | Alexander Schreiber | @staticmethod |
385 | 3ecf6786 | Iustin Pop | def perspective_instance_info(params): |
386 | 3ecf6786 | Iustin Pop | """Query instance information. |
387 | 3ecf6786 | Iustin Pop | |
388 | 3ecf6786 | Iustin Pop | """ |
389 | 16ad1a83 | Iustin Pop | return backend.GetInstanceInfo(params[0], params[1]) |
390 | a8083063 | Iustin Pop | |
391 | 3ecf6786 | Iustin Pop | @staticmethod |
392 | 3ecf6786 | Iustin Pop | def perspective_all_instances_info(params): |
393 | 3ecf6786 | Iustin Pop | """Query information about all instances. |
394 | 3ecf6786 | Iustin Pop | |
395 | 3ecf6786 | Iustin Pop | """ |
396 | e69d05fd | Iustin Pop | return backend.GetAllInstancesInfo(params[0]) |
397 | a8083063 | Iustin Pop | |
398 | 3ecf6786 | Iustin Pop | @staticmethod |
399 | 3ecf6786 | Iustin Pop | def perspective_instance_list(params): |
400 | 3ecf6786 | Iustin Pop | """Query the list of running instances. |
401 | 3ecf6786 | Iustin Pop | |
402 | 3ecf6786 | Iustin Pop | """ |
403 | e69d05fd | Iustin Pop | return backend.GetInstanceList(params[0]) |
404 | a8083063 | Iustin Pop | |
405 | a8083063 | Iustin Pop | # node -------------------------- |
406 | a8083063 | Iustin Pop | |
407 | 3ecf6786 | Iustin Pop | @staticmethod |
408 | 16abfbc2 | Alexander Schreiber | def perspective_node_tcp_ping(params): |
409 | 16abfbc2 | Alexander Schreiber | """Do a TcpPing on the remote node. |
410 | 16abfbc2 | Alexander Schreiber | |
411 | 16abfbc2 | Alexander Schreiber | """ |
412 | b15d625f | Iustin Pop | return utils.TcpPing(params[1], params[2], timeout=params[3], |
413 | b15d625f | Iustin Pop | live_port_needed=params[4], source=params[0]) |
414 | 16abfbc2 | Alexander Schreiber | |
415 | 16abfbc2 | Alexander Schreiber | @staticmethod |
416 | caad16e2 | Iustin Pop | def perspective_node_has_ip_address(params): |
417 | caad16e2 | Iustin Pop | """Checks if a node has the given ip address. |
418 | caad16e2 | Iustin Pop | |
419 | caad16e2 | Iustin Pop | """ |
420 | caad16e2 | Iustin Pop | return utils.OwnIpAddress(params[0]) |
421 | caad16e2 | Iustin Pop | |
422 | caad16e2 | Iustin Pop | @staticmethod |
423 | 3ecf6786 | Iustin Pop | def perspective_node_info(params): |
424 | 3ecf6786 | Iustin Pop | """Query node information. |
425 | 3ecf6786 | Iustin Pop | |
426 | 3ecf6786 | Iustin Pop | """ |
427 | e69d05fd | Iustin Pop | vgname, hypervisor_type = params |
428 | e69d05fd | Iustin Pop | return backend.GetNodeInfo(vgname, hypervisor_type) |
429 | a8083063 | Iustin Pop | |
430 | 3ecf6786 | Iustin Pop | @staticmethod |
431 | 3ecf6786 | Iustin Pop | def perspective_node_add(params): |
432 | 3ecf6786 | Iustin Pop | """Complete the registration of this node in the cluster. |
433 | 3ecf6786 | Iustin Pop | |
434 | 3ecf6786 | Iustin Pop | """ |
435 | a8083063 | Iustin Pop | return backend.AddNode(params[0], params[1], params[2], |
436 | a8083063 | Iustin Pop | params[3], params[4], params[5]) |
437 | a8083063 | Iustin Pop | |
438 | 3ecf6786 | Iustin Pop | @staticmethod |
439 | 3ecf6786 | Iustin Pop | def perspective_node_verify(params): |
440 | 3ecf6786 | Iustin Pop | """Run a verify sequence on this node. |
441 | 3ecf6786 | Iustin Pop | |
442 | 3ecf6786 | Iustin Pop | """ |
443 | 62c9ec92 | Iustin Pop | return backend.VerifyNode(params[0], params[1]) |
444 | a8083063 | Iustin Pop | |
445 | 3ecf6786 | Iustin Pop | @staticmethod |
446 | 3ecf6786 | Iustin Pop | def perspective_node_start_master(params): |
447 | 3ecf6786 | Iustin Pop | """Promote this node to master status. |
448 | 3ecf6786 | Iustin Pop | |
449 | 3ecf6786 | Iustin Pop | """ |
450 | 1c65840b | Iustin Pop | return backend.StartMaster(params[0]) |
451 | a8083063 | Iustin Pop | |
452 | 3ecf6786 | Iustin Pop | @staticmethod |
453 | 3ecf6786 | Iustin Pop | def perspective_node_stop_master(params): |
454 | 3ecf6786 | Iustin Pop | """Demote this node from master status. |
455 | 3ecf6786 | Iustin Pop | |
456 | 3ecf6786 | Iustin Pop | """ |
457 | 1c65840b | Iustin Pop | return backend.StopMaster(params[0]) |
458 | a8083063 | Iustin Pop | |
459 | 3ecf6786 | Iustin Pop | @staticmethod |
460 | 3ecf6786 | Iustin Pop | def perspective_node_leave_cluster(params): |
461 | 3ecf6786 | Iustin Pop | """Cleanup after leaving a cluster. |
462 | 3ecf6786 | Iustin Pop | |
463 | 3ecf6786 | Iustin Pop | """ |
464 | a8083063 | Iustin Pop | return backend.LeaveCluster() |
465 | a8083063 | Iustin Pop | |
466 | 3ecf6786 | Iustin Pop | @staticmethod |
467 | 3ecf6786 | Iustin Pop | def perspective_node_volumes(params): |
468 | 3ecf6786 | Iustin Pop | """Query the list of all logical volume groups. |
469 | 3ecf6786 | Iustin Pop | |
470 | 3ecf6786 | Iustin Pop | """ |
471 | dcb93971 | Michael Hanselmann | return backend.NodeVolumes() |
472 | dcb93971 | Michael Hanselmann | |
473 | a8083063 | Iustin Pop | # cluster -------------------------- |
474 | a8083063 | Iustin Pop | |
475 | 3ecf6786 | Iustin Pop | @staticmethod |
476 | 3ecf6786 | Iustin Pop | def perspective_version(params): |
477 | 3ecf6786 | Iustin Pop | """Query version information. |
478 | 3ecf6786 | Iustin Pop | |
479 | 3ecf6786 | Iustin Pop | """ |
480 | a8083063 | Iustin Pop | return constants.PROTOCOL_VERSION |
481 | a8083063 | Iustin Pop | |
482 | 3ecf6786 | Iustin Pop | @staticmethod |
483 | 3ecf6786 | Iustin Pop | def perspective_upload_file(params): |
484 | 3ecf6786 | Iustin Pop | """Upload a file. |
485 | 3ecf6786 | Iustin Pop | |
486 | 3ecf6786 | Iustin Pop | Note that the backend implementation imposes strict rules on which |
487 | 3ecf6786 | Iustin Pop | files are accepted. |
488 | 3ecf6786 | Iustin Pop | |
489 | 3ecf6786 | Iustin Pop | """ |
490 | a8083063 | Iustin Pop | return backend.UploadFile(*params) |
491 | a8083063 | Iustin Pop | |
492 | 4e071d3b | Iustin Pop | @staticmethod |
493 | 4e071d3b | Iustin Pop | def perspective_master_info(params): |
494 | 4e071d3b | Iustin Pop | """Query master information. |
495 | 4e071d3b | Iustin Pop | |
496 | 4e071d3b | Iustin Pop | """ |
497 | 4e071d3b | Iustin Pop | return backend.GetMasterInfo() |
498 | a8083063 | Iustin Pop | |
499 | 6ddc95ec | Michael Hanselmann | @staticmethod |
500 | 6ddc95ec | Michael Hanselmann | def perspective_write_ssconf_files(params): |
501 | 6ddc95ec | Michael Hanselmann | """Write ssconf files. |
502 | 6ddc95ec | Michael Hanselmann | |
503 | 6ddc95ec | Michael Hanselmann | """ |
504 | 03d1dba2 | Michael Hanselmann | (values,) = params |
505 | 03d1dba2 | Michael Hanselmann | return backend.WriteSsconfFiles(values) |
506 | 6ddc95ec | Michael Hanselmann | |
507 | a8083063 | Iustin Pop | # os ----------------------- |
508 | a8083063 | Iustin Pop | |
509 | 3ecf6786 | Iustin Pop | @staticmethod |
510 | 3ecf6786 | Iustin Pop | def perspective_os_diagnose(params): |
511 | 3ecf6786 | Iustin Pop | """Query detailed information about existing OSes. |
512 | 3ecf6786 | Iustin Pop | |
513 | 3ecf6786 | Iustin Pop | """ |
514 | 4e679f11 | Guido Trotter | return [os.ToDict() for os in backend.DiagnoseOS()] |
515 | a8083063 | Iustin Pop | |
516 | 3ecf6786 | Iustin Pop | @staticmethod |
517 | 3ecf6786 | Iustin Pop | def perspective_os_get(params): |
518 | 3ecf6786 | Iustin Pop | """Query information about a given OS. |
519 | 3ecf6786 | Iustin Pop | |
520 | 3ecf6786 | Iustin Pop | """ |
521 | a8083063 | Iustin Pop | name = params[0] |
522 | a8083063 | Iustin Pop | try: |
523 | dfa96ded | Guido Trotter | os_obj = backend.OSFromDisk(name) |
524 | a8083063 | Iustin Pop | except errors.InvalidOS, err: |
525 | dfa96ded | Guido Trotter | os_obj = objects.OS.FromInvalidOS(err) |
526 | dfa96ded | Guido Trotter | return os_obj.ToDict() |
527 | a8083063 | Iustin Pop | |
528 | a8083063 | Iustin Pop | # hooks ----------------------- |
529 | a8083063 | Iustin Pop | |
530 | 3ecf6786 | Iustin Pop | @staticmethod |
531 | 3ecf6786 | Iustin Pop | def perspective_hooks_runner(params): |
532 | 3ecf6786 | Iustin Pop | """Run hook scripts. |
533 | 3ecf6786 | Iustin Pop | |
534 | 3ecf6786 | Iustin Pop | """ |
535 | a8083063 | Iustin Pop | hpath, phase, env = params |
536 | a8083063 | Iustin Pop | hr = backend.HooksRunner() |
537 | a8083063 | Iustin Pop | return hr.RunHooks(hpath, phase, env) |
538 | a8083063 | Iustin Pop | |
539 | 8d528b7c | Iustin Pop | # iallocator ----------------- |
540 | 8d528b7c | Iustin Pop | |
541 | 8d528b7c | Iustin Pop | @staticmethod |
542 | 8d528b7c | Iustin Pop | def perspective_iallocator_runner(params): |
543 | 8d528b7c | Iustin Pop | """Run an iallocator script. |
544 | 8d528b7c | Iustin Pop | |
545 | 8d528b7c | Iustin Pop | """ |
546 | 8d528b7c | Iustin Pop | name, idata = params |
547 | 8d528b7c | Iustin Pop | iar = backend.IAllocatorRunner() |
548 | 8d528b7c | Iustin Pop | return iar.Run(name, idata) |
549 | 8d528b7c | Iustin Pop | |
550 | 06009e27 | Iustin Pop | # test ----------------------- |
551 | 06009e27 | Iustin Pop | |
552 | 06009e27 | Iustin Pop | @staticmethod |
553 | 06009e27 | Iustin Pop | def perspective_test_delay(params): |
554 | 06009e27 | Iustin Pop | """Run test delay. |
555 | 06009e27 | Iustin Pop | |
556 | 06009e27 | Iustin Pop | """ |
557 | 06009e27 | Iustin Pop | duration = params[0] |
558 | 06009e27 | Iustin Pop | return utils.TestDelay(duration) |
559 | 06009e27 | Iustin Pop | |
560 | 4e071d3b | Iustin Pop | # file storage --------------- |
561 | 4e071d3b | Iustin Pop | |
562 | a5d7fb43 | Manuel Franceschini | @staticmethod |
563 | a5d7fb43 | Manuel Franceschini | def perspective_file_storage_dir_create(params): |
564 | a5d7fb43 | Manuel Franceschini | """Create the file storage directory. |
565 | a5d7fb43 | Manuel Franceschini | |
566 | a5d7fb43 | Manuel Franceschini | """ |
567 | a5d7fb43 | Manuel Franceschini | file_storage_dir = params[0] |
568 | a5d7fb43 | Manuel Franceschini | return backend.CreateFileStorageDir(file_storage_dir) |
569 | a5d7fb43 | Manuel Franceschini | |
570 | a5d7fb43 | Manuel Franceschini | @staticmethod |
571 | a5d7fb43 | Manuel Franceschini | def perspective_file_storage_dir_remove(params): |
572 | a5d7fb43 | Manuel Franceschini | """Remove the file storage directory. |
573 | a5d7fb43 | Manuel Franceschini | |
574 | a5d7fb43 | Manuel Franceschini | """ |
575 | a5d7fb43 | Manuel Franceschini | file_storage_dir = params[0] |
576 | a5d7fb43 | Manuel Franceschini | return backend.RemoveFileStorageDir(file_storage_dir) |
577 | a5d7fb43 | Manuel Franceschini | |
578 | a5d7fb43 | Manuel Franceschini | @staticmethod |
579 | a5d7fb43 | Manuel Franceschini | def perspective_file_storage_dir_rename(params): |
580 | a5d7fb43 | Manuel Franceschini | """Rename the file storage directory. |
581 | a5d7fb43 | Manuel Franceschini | |
582 | a5d7fb43 | Manuel Franceschini | """ |
583 | a5d7fb43 | Manuel Franceschini | old_file_storage_dir = params[0] |
584 | a5d7fb43 | Manuel Franceschini | new_file_storage_dir = params[1] |
585 | a5d7fb43 | Manuel Franceschini | return backend.RenameFileStorageDir(old_file_storage_dir, |
586 | a5d7fb43 | Manuel Franceschini | new_file_storage_dir) |
587 | a5d7fb43 | Manuel Franceschini | |
588 | 4e071d3b | Iustin Pop | # jobs ------------------------ |
589 | 4e071d3b | Iustin Pop | |
590 | ca52cdeb | Michael Hanselmann | @staticmethod |
591 | 7f30777b | Michael Hanselmann | @_RequireJobQueueLock |
592 | ca52cdeb | Michael Hanselmann | def perspective_jobqueue_update(params): |
593 | ca52cdeb | Michael Hanselmann | """Update job queue. |
594 | ca52cdeb | Michael Hanselmann | |
595 | ca52cdeb | Michael Hanselmann | """ |
596 | ca52cdeb | Michael Hanselmann | (file_name, content) = params |
597 | 7f30777b | Michael Hanselmann | return backend.JobQueueUpdate(file_name, content) |
598 | ca52cdeb | Michael Hanselmann | |
599 | ca52cdeb | Michael Hanselmann | @staticmethod |
600 | f1f3f45c | Michael Hanselmann | @_RequireJobQueueLock |
601 | ca52cdeb | Michael Hanselmann | def perspective_jobqueue_purge(params): |
602 | ca52cdeb | Michael Hanselmann | """Purge job queue. |
603 | ca52cdeb | Michael Hanselmann | |
604 | ca52cdeb | Michael Hanselmann | """ |
605 | ca52cdeb | Michael Hanselmann | return backend.JobQueuePurge() |
606 | ca52cdeb | Michael Hanselmann | |
607 | af5ebcb1 | Michael Hanselmann | @staticmethod |
608 | af5ebcb1 | Michael Hanselmann | @_RequireJobQueueLock |
609 | af5ebcb1 | Michael Hanselmann | def perspective_jobqueue_rename(params): |
610 | af5ebcb1 | Michael Hanselmann | """Rename a job queue file. |
611 | af5ebcb1 | Michael Hanselmann | |
612 | af5ebcb1 | Michael Hanselmann | """ |
613 | af5ebcb1 | Michael Hanselmann | (old, new) = params |
614 | af5ebcb1 | Michael Hanselmann | |
615 | af5ebcb1 | Michael Hanselmann | return backend.JobQueueRename(old, new) |
616 | af5ebcb1 | Michael Hanselmann | |
617 | 5d672980 | Iustin Pop | @staticmethod |
618 | 5d672980 | Iustin Pop | def perspective_jobqueue_set_drain(params): |
619 | 5d672980 | Iustin Pop | """Set/unset the queue drain flag. |
620 | 5d672980 | Iustin Pop | |
621 | 5d672980 | Iustin Pop | """ |
622 | 5d672980 | Iustin Pop | drain_flag = params[0] |
623 | 5d672980 | Iustin Pop | return backend.JobQueueSetDrainFlag(drain_flag) |
624 | 5d672980 | Iustin Pop | |
625 | 5d672980 | Iustin Pop | |
626 | 6217e295 | Iustin Pop | # hypervisor --------------- |
627 | 6217e295 | Iustin Pop | |
628 | 6217e295 | Iustin Pop | @staticmethod |
629 | 6217e295 | Iustin Pop | def perspective_hypervisor_validate_params(params): |
630 | 6217e295 | Iustin Pop | """Validate the hypervisor parameters. |
631 | 6217e295 | Iustin Pop | |
632 | 6217e295 | Iustin Pop | """ |
633 | 6217e295 | Iustin Pop | (hvname, hvparams) = params |
634 | 6217e295 | Iustin Pop | return backend.ValidateHVParams(hvname, hvparams) |
635 | 6217e295 | Iustin Pop | |
636 | a8083063 | Iustin Pop | |
637 | a8083063 | Iustin Pop | def ParseOptions(): |
638 | a8083063 | Iustin Pop | """Parse the command line options. |
639 | a8083063 | Iustin Pop | |
640 | a8083063 | Iustin Pop | Returns: |
641 | a8083063 | Iustin Pop | (options, args) as from OptionParser.parse_args() |
642 | a8083063 | Iustin Pop | |
643 | a8083063 | Iustin Pop | """ |
644 | a8083063 | Iustin Pop | parser = OptionParser(description="Ganeti node daemon", |
645 | a8083063 | Iustin Pop | usage="%prog [-f] [-d]", |
646 | a8083063 | Iustin Pop | version="%%prog (ganeti) %s" % |
647 | a8083063 | Iustin Pop | constants.RELEASE_VERSION) |
648 | a8083063 | Iustin Pop | |
649 | a8083063 | Iustin Pop | parser.add_option("-f", "--foreground", dest="fork", |
650 | a8083063 | Iustin Pop | help="Don't detach from the current terminal", |
651 | a8083063 | Iustin Pop | default=True, action="store_false") |
652 | a8083063 | Iustin Pop | parser.add_option("-d", "--debug", dest="debug", |
653 | a8083063 | Iustin Pop | help="Enable some debug messages", |
654 | a8083063 | Iustin Pop | default=False, action="store_true") |
655 | a8083063 | Iustin Pop | options, args = parser.parse_args() |
656 | a8083063 | Iustin Pop | return options, args |
657 | a8083063 | Iustin Pop | |
658 | a8083063 | Iustin Pop | |
659 | 8adbffaa | Iustin Pop | def EnsureRuntimeEnvironment(): |
660 | 8adbffaa | Iustin Pop | """Ensure our run-time environment is complete. |
661 | 8adbffaa | Iustin Pop | |
662 | 8adbffaa | Iustin Pop | Currently this creates directories which could be missing, either |
663 | 8adbffaa | Iustin Pop | due to directories being on a tmpfs mount, or due to incomplete |
664 | 8adbffaa | Iustin Pop | packaging. |
665 | 8adbffaa | Iustin Pop | |
666 | 8adbffaa | Iustin Pop | """ |
667 | 817a030d | Guido Trotter | dirs = [(val, constants.RUN_DIRS_MODE) for val in constants.SUB_RUN_DIRS] |
668 | 8adbffaa | Iustin Pop | dirs.append((constants.LOG_OS_DIR, 0750)) |
669 | 8adbffaa | Iustin Pop | for dir_name, dir_mode in dirs: |
670 | 8adbffaa | Iustin Pop | if not os.path.exists(dir_name): |
671 | 8adbffaa | Iustin Pop | try: |
672 | 8adbffaa | Iustin Pop | os.mkdir(dir_name, dir_mode) |
673 | 8adbffaa | Iustin Pop | except EnvironmentError, err: |
674 | 8adbffaa | Iustin Pop | if err.errno != errno.EEXIST: |
675 | 8adbffaa | Iustin Pop | print ("Node setup wrong, cannot create directory '%s': %s" % |
676 | 8adbffaa | Iustin Pop | (dir_name, err)) |
677 | 8adbffaa | Iustin Pop | sys.exit(5) |
678 | 8adbffaa | Iustin Pop | if not os.path.isdir(dir_name): |
679 | 8adbffaa | Iustin Pop | print ("Node setup wrong, '%s' is not a directory" % dir_name) |
680 | 8adbffaa | Iustin Pop | sys.exit(5) |
681 | 8adbffaa | Iustin Pop | |
682 | 8adbffaa | Iustin Pop | |
683 | a8083063 | Iustin Pop | def main(): |
684 | 3ecf6786 | Iustin Pop | """Main function for the node daemon. |
685 | 3ecf6786 | Iustin Pop | |
686 | 3ecf6786 | Iustin Pop | """ |
687 | 25d6d12a | Michael Hanselmann | global queue_lock |
688 | 25d6d12a | Michael Hanselmann | |
689 | a8083063 | Iustin Pop | options, args = ParseOptions() |
690 | f362096f | Iustin Pop | utils.debug = options.debug |
691 | a8083063 | Iustin Pop | for fname in (constants.SSL_CERT_FILE,): |
692 | a8083063 | Iustin Pop | if not os.path.isfile(fname): |
693 | a8083063 | Iustin Pop | print "config %s not there, will not run." % fname |
694 | a8083063 | Iustin Pop | sys.exit(5) |
695 | a8083063 | Iustin Pop | |
696 | a8083063 | Iustin Pop | try: |
697 | 8594f271 | Michael Hanselmann | port = utils.GetNodeDaemonPort() |
698 | a8083063 | Iustin Pop | except errors.ConfigurationError, err: |
699 | a8083063 | Iustin Pop | print "Cluster configuration incomplete: '%s'" % str(err) |
700 | a8083063 | Iustin Pop | sys.exit(5) |
701 | a8083063 | Iustin Pop | |
702 | 8adbffaa | Iustin Pop | EnsureRuntimeEnvironment() |
703 | 0214b0c0 | Iustin Pop | |
704 | a8083063 | Iustin Pop | # become a daemon |
705 | a8083063 | Iustin Pop | if options.fork: |
706 | 8f765069 | Iustin Pop | utils.Daemonize(logfile=constants.LOG_NODESERVER) |
707 | a8083063 | Iustin Pop | |
708 | 99e88451 | Iustin Pop | utils.WritePidFile(constants.NODED_PID) |
709 | cc28af80 | Michael Hanselmann | try: |
710 | 82d9caef | Iustin Pop | utils.SetupLogging(logfile=constants.LOG_NODESERVER, debug=options.debug, |
711 | 82d9caef | Iustin Pop | stderr_logging=not options.fork) |
712 | cc28af80 | Michael Hanselmann | logging.info("ganeti node daemon startup") |
713 | 73d927a2 | Guido Trotter | |
714 | eafd8762 | Michael Hanselmann | # Read SSL certificate |
715 | eafd8762 | Michael Hanselmann | ssl_params = http.HttpSslParams(ssl_key_path=constants.SSL_CERT_FILE, |
716 | eafd8762 | Michael Hanselmann | ssl_cert_path=constants.SSL_CERT_FILE) |
717 | eafd8762 | Michael Hanselmann | |
718 | cc28af80 | Michael Hanselmann | # Prepare job queue |
719 | cc28af80 | Michael Hanselmann | queue_lock = jstore.InitAndVerifyQueue(must_lock=False) |
720 | a8083063 | Iustin Pop | |
721 | cc28af80 | Michael Hanselmann | mainloop = daemon.Mainloop() |
722 | eafd8762 | Michael Hanselmann | server = NodeHttpServer(mainloop, "", port, |
723 | eafd8762 | Michael Hanselmann | ssl_params=ssl_params, ssl_verify_peer=True) |
724 | cc28af80 | Michael Hanselmann | server.Start() |
725 | cc28af80 | Michael Hanselmann | try: |
726 | cc28af80 | Michael Hanselmann | mainloop.Run() |
727 | cc28af80 | Michael Hanselmann | finally: |
728 | cc28af80 | Michael Hanselmann | server.Stop() |
729 | 73d927a2 | Guido Trotter | finally: |
730 | 99e88451 | Iustin Pop | utils.RemovePidFile(constants.NODED_PID) |
731 | 73d927a2 | Guido Trotter | |
732 | a8083063 | Iustin Pop | |
733 | 3ecf6786 | Iustin Pop | if __name__ == '__main__': |
734 | a8083063 | Iustin Pop | main() |