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1 | a8083063 | Iustin Pop | #!/usr/bin/python |
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2 | a8083063 | Iustin Pop | # |
3 | a8083063 | Iustin Pop | |
4 | e7c6e02b | Michael Hanselmann | # Copyright (C) 2006, 2007, 2008 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 | 2f79bd34 | Iustin Pop | # pylint: disable-msg=W0401,W0614 |
23 | 2f79bd34 | Iustin Pop | # W0401: Wildcard import ganeti.cli |
24 | 2f79bd34 | Iustin Pop | # W0614: Unused import %s from wildcard import (since we need cli) |
25 | 2f79bd34 | Iustin Pop | |
26 | a8083063 | Iustin Pop | import sys |
27 | a8083063 | Iustin Pop | from optparse import make_option |
28 | a8083063 | Iustin Pop | |
29 | a8083063 | Iustin Pop | from ganeti.cli import * |
30 | c4ed32cb | Iustin Pop | from ganeti import cli |
31 | a8083063 | Iustin Pop | from ganeti import opcodes |
32 | a8083063 | Iustin Pop | from ganeti import utils |
33 | 846baef9 | Iustin Pop | from ganeti import constants |
34 | c450e9b0 | Iustin Pop | from ganeti import errors |
35 | 827f753e | Guido Trotter | from ganeti import bootstrap |
36 | a8083063 | Iustin Pop | |
37 | a8083063 | Iustin Pop | |
38 | ebf366ee | Iustin Pop | #: default list of field for L{ListNodes} |
39 | 48c4dfa8 | Iustin Pop | _LIST_DEF_FIELDS = [ |
40 | 48c4dfa8 | Iustin Pop | "name", "dtotal", "dfree", |
41 | 48c4dfa8 | Iustin Pop | "mtotal", "mnode", "mfree", |
42 | 48c4dfa8 | Iustin Pop | "pinst_cnt", "sinst_cnt", |
43 | 48c4dfa8 | Iustin Pop | ] |
44 | 48c4dfa8 | Iustin Pop | |
45 | cc3bcec8 | Guido Trotter | #: headers (and full field list for L{ListNodes} |
46 | cc3bcec8 | Guido Trotter | _LIST_HEADERS = { |
47 | cc3bcec8 | Guido Trotter | "name": "Node", "pinst_cnt": "Pinst", "sinst_cnt": "Sinst", |
48 | cc3bcec8 | Guido Trotter | "pinst_list": "PriInstances", "sinst_list": "SecInstances", |
49 | cc3bcec8 | Guido Trotter | "pip": "PrimaryIP", "sip": "SecondaryIP", |
50 | cc3bcec8 | Guido Trotter | "dtotal": "DTotal", "dfree": "DFree", |
51 | cc3bcec8 | Guido Trotter | "mtotal": "MTotal", "mnode": "MNode", "mfree": "MFree", |
52 | cc3bcec8 | Guido Trotter | "bootid": "BootID", |
53 | 0105bad3 | Iustin Pop | "ctotal": "CTotal", "cnodes": "CNodes", "csockets": "CSockets", |
54 | cc3bcec8 | Guido Trotter | "tags": "Tags", |
55 | cc3bcec8 | Guido Trotter | "serial_no": "SerialNo", |
56 | cc3bcec8 | Guido Trotter | "master_candidate": "MasterC", |
57 | cc3bcec8 | Guido Trotter | "master": "IsMaster", |
58 | 0b2454b9 | Iustin Pop | "offline": "Offline", "drained": "Drained", |
59 | c120ff34 | Iustin Pop | "role": "Role", |
60 | cc3bcec8 | Guido Trotter | } |
61 | cc3bcec8 | Guido Trotter | |
62 | 51144e33 | Michael Hanselmann | |
63 | 4331f6cd | Michael Hanselmann | @UsesRPC |
64 | a8083063 | Iustin Pop | def AddNode(opts, args): |
65 | ebf366ee | Iustin Pop | """Add a node to the cluster. |
66 | ebf366ee | Iustin Pop | |
67 | ebf366ee | Iustin Pop | @param opts: the command line options selected by the user |
68 | ebf366ee | Iustin Pop | @type args: list |
69 | ebf366ee | Iustin Pop | @param args: should contain only one element, the new node name |
70 | ebf366ee | Iustin Pop | @rtype: int |
71 | ebf366ee | Iustin Pop | @return: the desired exit code |
72 | 05ccd983 | Guido Trotter | |
73 | 05ccd983 | Guido Trotter | """ |
74 | 87622829 | Iustin Pop | cl = GetClient() |
75 | 05ccd983 | Guido Trotter | dns_data = utils.HostInfo(args[0]) |
76 | 05ccd983 | Guido Trotter | node = dns_data.name |
77 | 82e12743 | Iustin Pop | readd = opts.readd |
78 | 82e12743 | Iustin Pop | |
79 | 82e12743 | Iustin Pop | try: |
80 | 82e12743 | Iustin Pop | output = cl.QueryNodes(names=[node], fields=['name', 'sip'], |
81 | 77921a95 | Iustin Pop | use_locking=False) |
82 | 82e12743 | Iustin Pop | node_exists, sip = output[0] |
83 | 82e12743 | Iustin Pop | except (errors.OpPrereqError, errors.OpExecError): |
84 | 82e12743 | Iustin Pop | node_exists = "" |
85 | 82e12743 | Iustin Pop | sip = None |
86 | 82e12743 | Iustin Pop | |
87 | 82e12743 | Iustin Pop | if readd: |
88 | 82e12743 | Iustin Pop | if not node_exists: |
89 | 82e12743 | Iustin Pop | ToStderr("Node %s not in the cluster" |
90 | 82e12743 | Iustin Pop | " - please retry without '--readd'", node) |
91 | 82e12743 | Iustin Pop | return 1 |
92 | 82e12743 | Iustin Pop | else: |
93 | 82e12743 | Iustin Pop | if node_exists: |
94 | 3a24c527 | Iustin Pop | ToStderr("Node %s already in the cluster (as %s)" |
95 | 82e12743 | Iustin Pop | " - please retry with '--readd'", node, node_exists) |
96 | 05ccd983 | Guido Trotter | return 1 |
97 | 82e12743 | Iustin Pop | sip = opts.secondary_ip |
98 | 05ccd983 | Guido Trotter | |
99 | 87622829 | Iustin Pop | # read the cluster name from the master |
100 | 87622829 | Iustin Pop | output = cl.QueryConfigValues(['cluster_name']) |
101 | 87622829 | Iustin Pop | cluster_name = output[0] |
102 | 87622829 | Iustin Pop | |
103 | a8ae3eb5 | Iustin Pop | if not readd: |
104 | 82e12743 | Iustin Pop | ToStderr("-- WARNING -- \n" |
105 | 82e12743 | Iustin Pop | "Performing this operation is going to replace the ssh daemon" |
106 | 82e12743 | Iustin Pop | " keypair\n" |
107 | 82e12743 | Iustin Pop | "on the target machine (%s) with the ones of the" |
108 | 82e12743 | Iustin Pop | " current one\n" |
109 | 82e12743 | Iustin Pop | "and grant full intra-cluster ssh root access to/from it\n", node) |
110 | 05ccd983 | Guido Trotter | |
111 | 87622829 | Iustin Pop | bootstrap.SetupNodeDaemon(cluster_name, node, opts.ssh_key_check) |
112 | 827f753e | Guido Trotter | |
113 | 82e12743 | Iustin Pop | op = opcodes.OpAddNode(node_name=args[0], secondary_ip=sip, |
114 | e7c6e02b | Michael Hanselmann | readd=opts.readd) |
115 | a8083063 | Iustin Pop | SubmitOpCode(op) |
116 | a8083063 | Iustin Pop | |
117 | a8083063 | Iustin Pop | |
118 | a8083063 | Iustin Pop | def ListNodes(opts, args): |
119 | a8083063 | Iustin Pop | """List nodes and their properties. |
120 | a8083063 | Iustin Pop | |
121 | ebf366ee | Iustin Pop | @param opts: the command line options selected by the user |
122 | ebf366ee | Iustin Pop | @type args: list |
123 | ebf366ee | Iustin Pop | @param args: should be an empty list |
124 | ebf366ee | Iustin Pop | @rtype: int |
125 | ebf366ee | Iustin Pop | @return: the desired exit code |
126 | ebf366ee | Iustin Pop | |
127 | a8083063 | Iustin Pop | """ |
128 | a8083063 | Iustin Pop | if opts.output is None: |
129 | 48c4dfa8 | Iustin Pop | selected_fields = _LIST_DEF_FIELDS |
130 | 48c4dfa8 | Iustin Pop | elif opts.output.startswith("+"): |
131 | 48c4dfa8 | Iustin Pop | selected_fields = _LIST_DEF_FIELDS + opts.output[1:].split(",") |
132 | a8083063 | Iustin Pop | else: |
133 | a8083063 | Iustin Pop | selected_fields = opts.output.split(",") |
134 | a8083063 | Iustin Pop | |
135 | f1de3563 | Iustin Pop | output = GetClient().QueryNodes(args, selected_fields, opts.do_locking) |
136 | a8083063 | Iustin Pop | |
137 | a8083063 | Iustin Pop | if not opts.no_headers: |
138 | cc3bcec8 | Guido Trotter | headers = _LIST_HEADERS |
139 | 137161c9 | Michael Hanselmann | else: |
140 | 137161c9 | Michael Hanselmann | headers = None |
141 | 137161c9 | Michael Hanselmann | |
142 | 9fbfbb7b | Iustin Pop | unitfields = ["dtotal", "dfree", "mtotal", "mnode", "mfree"] |
143 | 137161c9 | Michael Hanselmann | |
144 | ec223efb | Iustin Pop | numfields = ["dtotal", "dfree", |
145 | ec223efb | Iustin Pop | "mtotal", "mnode", "mfree", |
146 | e8a4c138 | Iustin Pop | "pinst_cnt", "sinst_cnt", |
147 | 38d7239a | Iustin Pop | "ctotal", "serial_no"] |
148 | ec223efb | Iustin Pop | |
149 | 130a6a6f | Iustin Pop | list_type_fields = ("pinst_list", "sinst_list", "tags") |
150 | ec223efb | Iustin Pop | # change raw values to nicer strings |
151 | ec223efb | Iustin Pop | for row in output: |
152 | ec223efb | Iustin Pop | for idx, field in enumerate(selected_fields): |
153 | ec223efb | Iustin Pop | val = row[idx] |
154 | 130a6a6f | Iustin Pop | if field in list_type_fields: |
155 | ec223efb | Iustin Pop | val = ",".join(val) |
156 | 0b2454b9 | Iustin Pop | elif field in ('master', 'master_candidate', 'offline', 'drained'): |
157 | 0e67cdbe | Iustin Pop | if val: |
158 | 0e67cdbe | Iustin Pop | val = 'Y' |
159 | 0e67cdbe | Iustin Pop | else: |
160 | 0e67cdbe | Iustin Pop | val = 'N' |
161 | ec223efb | Iustin Pop | elif val is None: |
162 | ec223efb | Iustin Pop | val = "?" |
163 | ec223efb | Iustin Pop | row[idx] = str(val) |
164 | 137161c9 | Michael Hanselmann | |
165 | 16be8703 | Iustin Pop | data = GenerateTable(separator=opts.separator, headers=headers, |
166 | 16be8703 | Iustin Pop | fields=selected_fields, unitfields=unitfields, |
167 | 9fbfbb7b | Iustin Pop | numfields=numfields, data=output, units=opts.units) |
168 | 16be8703 | Iustin Pop | for line in data: |
169 | 3a24c527 | Iustin Pop | ToStdout(line) |
170 | a8083063 | Iustin Pop | |
171 | a8083063 | Iustin Pop | return 0 |
172 | a8083063 | Iustin Pop | |
173 | a8083063 | Iustin Pop | |
174 | a5bc662a | Iustin Pop | def EvacuateNode(opts, args): |
175 | a5bc662a | Iustin Pop | """Relocate all secondary instance from a node. |
176 | a5bc662a | Iustin Pop | |
177 | ebf366ee | Iustin Pop | @param opts: the command line options selected by the user |
178 | ebf366ee | Iustin Pop | @type args: list |
179 | ebf366ee | Iustin Pop | @param args: should be an empty list |
180 | ebf366ee | Iustin Pop | @rtype: int |
181 | ebf366ee | Iustin Pop | @return: the desired exit code |
182 | ebf366ee | Iustin Pop | |
183 | a5bc662a | Iustin Pop | """ |
184 | 479636a3 | Iustin Pop | cl = GetClient() |
185 | a5bc662a | Iustin Pop | force = opts.force |
186 | c4ed32cb | Iustin Pop | |
187 | c4ed32cb | Iustin Pop | dst_node = opts.dst_node |
188 | c4ed32cb | Iustin Pop | iallocator = opts.iallocator |
189 | c4ed32cb | Iustin Pop | |
190 | c4ed32cb | Iustin Pop | cnt = [dst_node, iallocator].count(None) |
191 | c4ed32cb | Iustin Pop | if cnt != 1: |
192 | c4ed32cb | Iustin Pop | raise errors.OpPrereqError("One and only one of the -n and -i" |
193 | c4ed32cb | Iustin Pop | " options must be passed") |
194 | c4ed32cb | Iustin Pop | |
195 | a5bc662a | Iustin Pop | selected_fields = ["name", "sinst_list"] |
196 | c4ed32cb | Iustin Pop | src_node = args[0] |
197 | a5bc662a | Iustin Pop | |
198 | ec79568d | Iustin Pop | result = cl.QueryNodes(names=[src_node], fields=selected_fields, |
199 | 77921a95 | Iustin Pop | use_locking=False) |
200 | a5bc662a | Iustin Pop | src_node, sinst = result[0] |
201 | a5bc662a | Iustin Pop | |
202 | a5bc662a | Iustin Pop | if not sinst: |
203 | 3a24c527 | Iustin Pop | ToStderr("No secondary instances on node %s, exiting.", src_node) |
204 | a5bc662a | Iustin Pop | return constants.EXIT_SUCCESS |
205 | a5bc662a | Iustin Pop | |
206 | c4ed32cb | Iustin Pop | if dst_node is not None: |
207 | 77921a95 | Iustin Pop | result = cl.QueryNodes(names=[dst_node], fields=["name"], |
208 | 77921a95 | Iustin Pop | use_locking=False) |
209 | c4ed32cb | Iustin Pop | dst_node = result[0][0] |
210 | c4ed32cb | Iustin Pop | |
211 | c4ed32cb | Iustin Pop | if src_node == dst_node: |
212 | c4ed32cb | Iustin Pop | raise errors.OpPrereqError("Evacuate node needs different source and" |
213 | c4ed32cb | Iustin Pop | " target nodes (node %s given twice)" % |
214 | c4ed32cb | Iustin Pop | src_node) |
215 | c4ed32cb | Iustin Pop | txt_msg = "to node %s" % dst_node |
216 | c4ed32cb | Iustin Pop | else: |
217 | c4ed32cb | Iustin Pop | txt_msg = "using iallocator %s" % iallocator |
218 | c4ed32cb | Iustin Pop | |
219 | a5bc662a | Iustin Pop | sinst = utils.NiceSort(sinst) |
220 | a5bc662a | Iustin Pop | |
221 | a5bc662a | Iustin Pop | if not force and not AskUser("Relocate instance(s) %s from node\n" |
222 | c4ed32cb | Iustin Pop | " %s %s?" % |
223 | a5bc662a | Iustin Pop | (",".join("'%s'" % name for name in sinst), |
224 | c4ed32cb | Iustin Pop | src_node, txt_msg)): |
225 | a5bc662a | Iustin Pop | return constants.EXIT_CONFIRMATION |
226 | a5bc662a | Iustin Pop | |
227 | c4ed32cb | Iustin Pop | ops = [] |
228 | a5bc662a | Iustin Pop | for iname in sinst: |
229 | a5bc662a | Iustin Pop | op = opcodes.OpReplaceDisks(instance_name=iname, |
230 | 22d31e49 | Michael Hanselmann | remote_node=dst_node, |
231 | 479636a3 | Iustin Pop | mode=constants.REPLACE_DISK_CHG, |
232 | c4ed32cb | Iustin Pop | iallocator=iallocator, |
233 | 479636a3 | Iustin Pop | disks=[]) |
234 | c4ed32cb | Iustin Pop | ops.append(op) |
235 | 479636a3 | Iustin Pop | |
236 | c4ed32cb | Iustin Pop | job_id = cli.SendJob(ops, cl=cl) |
237 | c4ed32cb | Iustin Pop | cli.PollJob(job_id, cl=cl) |
238 | a5bc662a | Iustin Pop | |
239 | a5bc662a | Iustin Pop | |
240 | c450e9b0 | Iustin Pop | def FailoverNode(opts, args): |
241 | c450e9b0 | Iustin Pop | """Failover all primary instance on a node. |
242 | c450e9b0 | Iustin Pop | |
243 | ebf366ee | Iustin Pop | @param opts: the command line options selected by the user |
244 | ebf366ee | Iustin Pop | @type args: list |
245 | ebf366ee | Iustin Pop | @param args: should be an empty list |
246 | ebf366ee | Iustin Pop | @rtype: int |
247 | ebf366ee | Iustin Pop | @return: the desired exit code |
248 | ebf366ee | Iustin Pop | |
249 | c450e9b0 | Iustin Pop | """ |
250 | 479636a3 | Iustin Pop | cl = GetClient() |
251 | c450e9b0 | Iustin Pop | force = opts.force |
252 | c450e9b0 | Iustin Pop | selected_fields = ["name", "pinst_list"] |
253 | c450e9b0 | Iustin Pop | |
254 | 2e7b8369 | Iustin Pop | # these fields are static data anyway, so it doesn't matter, but |
255 | 2e7b8369 | Iustin Pop | # locking=True should be safer |
256 | 2e7b8369 | Iustin Pop | result = cl.QueryNodes(names=args, fields=selected_fields, |
257 | 77921a95 | Iustin Pop | use_locking=False) |
258 | c450e9b0 | Iustin Pop | node, pinst = result[0] |
259 | c450e9b0 | Iustin Pop | |
260 | c450e9b0 | Iustin Pop | if not pinst: |
261 | 3a24c527 | Iustin Pop | ToStderr("No primary instances on node %s, exiting.", node) |
262 | c450e9b0 | Iustin Pop | return 0 |
263 | c450e9b0 | Iustin Pop | |
264 | c450e9b0 | Iustin Pop | pinst = utils.NiceSort(pinst) |
265 | c450e9b0 | Iustin Pop | |
266 | c450e9b0 | Iustin Pop | retcode = 0 |
267 | c450e9b0 | Iustin Pop | |
268 | c450e9b0 | Iustin Pop | if not force and not AskUser("Fail over instance(s) %s?" % |
269 | c450e9b0 | Iustin Pop | (",".join("'%s'" % name for name in pinst))): |
270 | c450e9b0 | Iustin Pop | return 2 |
271 | c450e9b0 | Iustin Pop | |
272 | 479636a3 | Iustin Pop | jex = JobExecutor(cl=cl) |
273 | c450e9b0 | Iustin Pop | for iname in pinst: |
274 | c450e9b0 | Iustin Pop | op = opcodes.OpFailoverInstance(instance_name=iname, |
275 | c450e9b0 | Iustin Pop | ignore_consistency=opts.ignore_consistency) |
276 | 479636a3 | Iustin Pop | jex.QueueJob(iname, op) |
277 | 479636a3 | Iustin Pop | results = jex.GetResults() |
278 | 479636a3 | Iustin Pop | bad_cnt = len([row for row in results if not row[0]]) |
279 | 479636a3 | Iustin Pop | if bad_cnt == 0: |
280 | 479636a3 | Iustin Pop | ToStdout("All %d instance(s) failed over successfully.", len(results)) |
281 | c450e9b0 | Iustin Pop | else: |
282 | 3a24c527 | Iustin Pop | ToStdout("There were errors during the failover:\n" |
283 | 479636a3 | Iustin Pop | "%d error(s) out of %d instance(s).", bad_cnt, len(results)) |
284 | c450e9b0 | Iustin Pop | return retcode |
285 | c450e9b0 | Iustin Pop | |
286 | c450e9b0 | Iustin Pop | |
287 | 40ef0ed6 | Iustin Pop | def MigrateNode(opts, args): |
288 | 40ef0ed6 | Iustin Pop | """Migrate all primary instance on a node. |
289 | 40ef0ed6 | Iustin Pop | |
290 | 40ef0ed6 | Iustin Pop | """ |
291 | 40ef0ed6 | Iustin Pop | cl = GetClient() |
292 | 40ef0ed6 | Iustin Pop | force = opts.force |
293 | 40ef0ed6 | Iustin Pop | selected_fields = ["name", "pinst_list"] |
294 | 40ef0ed6 | Iustin Pop | |
295 | 77921a95 | Iustin Pop | result = cl.QueryNodes(names=args, fields=selected_fields, use_locking=False) |
296 | 40ef0ed6 | Iustin Pop | node, pinst = result[0] |
297 | 40ef0ed6 | Iustin Pop | |
298 | 40ef0ed6 | Iustin Pop | if not pinst: |
299 | 40ef0ed6 | Iustin Pop | ToStdout("No primary instances on node %s, exiting." % node) |
300 | 40ef0ed6 | Iustin Pop | return 0 |
301 | 40ef0ed6 | Iustin Pop | |
302 | 40ef0ed6 | Iustin Pop | pinst = utils.NiceSort(pinst) |
303 | 40ef0ed6 | Iustin Pop | |
304 | 40ef0ed6 | Iustin Pop | retcode = 0 |
305 | 40ef0ed6 | Iustin Pop | |
306 | 40ef0ed6 | Iustin Pop | if not force and not AskUser("Migrate instance(s) %s?" % |
307 | 40ef0ed6 | Iustin Pop | (",".join("'%s'" % name for name in pinst))): |
308 | 40ef0ed6 | Iustin Pop | return 2 |
309 | 40ef0ed6 | Iustin Pop | |
310 | 40ef0ed6 | Iustin Pop | jex = JobExecutor(cl=cl) |
311 | 40ef0ed6 | Iustin Pop | for iname in pinst: |
312 | 40ef0ed6 | Iustin Pop | op = opcodes.OpMigrateInstance(instance_name=iname, live=opts.live, |
313 | 40ef0ed6 | Iustin Pop | cleanup=False) |
314 | 40ef0ed6 | Iustin Pop | jex.QueueJob(iname, op) |
315 | 40ef0ed6 | Iustin Pop | |
316 | 40ef0ed6 | Iustin Pop | results = jex.GetResults() |
317 | 40ef0ed6 | Iustin Pop | bad_cnt = len([row for row in results if not row[0]]) |
318 | 40ef0ed6 | Iustin Pop | if bad_cnt == 0: |
319 | 40ef0ed6 | Iustin Pop | ToStdout("All %d instance(s) migrated successfully.", len(results)) |
320 | 40ef0ed6 | Iustin Pop | else: |
321 | 40ef0ed6 | Iustin Pop | ToStdout("There were errors during the migration:\n" |
322 | 40ef0ed6 | Iustin Pop | "%d error(s) out of %d instance(s).", bad_cnt, len(results)) |
323 | 40ef0ed6 | Iustin Pop | return retcode |
324 | 40ef0ed6 | Iustin Pop | |
325 | 40ef0ed6 | Iustin Pop | |
326 | a8083063 | Iustin Pop | def ShowNodeConfig(opts, args): |
327 | a8083063 | Iustin Pop | """Show node information. |
328 | a8083063 | Iustin Pop | |
329 | ebf366ee | Iustin Pop | @param opts: the command line options selected by the user |
330 | ebf366ee | Iustin Pop | @type args: list |
331 | ebf366ee | Iustin Pop | @param args: should either be an empty list, in which case |
332 | ebf366ee | Iustin Pop | we show information about all nodes, or should contain |
333 | ebf366ee | Iustin Pop | a list of nodes to be queried for information |
334 | ebf366ee | Iustin Pop | @rtype: int |
335 | ebf366ee | Iustin Pop | @return: the desired exit code |
336 | ebf366ee | Iustin Pop | |
337 | a8083063 | Iustin Pop | """ |
338 | 2e7b8369 | Iustin Pop | cl = GetClient() |
339 | 2e7b8369 | Iustin Pop | result = cl.QueryNodes(fields=["name", "pip", "sip", |
340 | 0b2454b9 | Iustin Pop | "pinst_list", "sinst_list", |
341 | 0b2454b9 | Iustin Pop | "master_candidate", "drained", "offline"], |
342 | 77921a95 | Iustin Pop | names=args, use_locking=False) |
343 | a8083063 | Iustin Pop | |
344 | 0b2454b9 | Iustin Pop | for (name, primary_ip, secondary_ip, pinst, sinst, |
345 | 0b2454b9 | Iustin Pop | is_mc, drained, offline) in result: |
346 | 3a24c527 | Iustin Pop | ToStdout("Node name: %s", name) |
347 | 3a24c527 | Iustin Pop | ToStdout(" primary ip: %s", primary_ip) |
348 | 3a24c527 | Iustin Pop | ToStdout(" secondary ip: %s", secondary_ip) |
349 | 0b2454b9 | Iustin Pop | ToStdout(" master candidate: %s", is_mc) |
350 | 0b2454b9 | Iustin Pop | ToStdout(" drained: %s", drained) |
351 | 0b2454b9 | Iustin Pop | ToStdout(" offline: %s", offline) |
352 | a8083063 | Iustin Pop | if pinst: |
353 | 3a24c527 | Iustin Pop | ToStdout(" primary for instances:") |
354 | ae07a1d3 | Iustin Pop | for iname in utils.NiceSort(pinst): |
355 | 3a24c527 | Iustin Pop | ToStdout(" - %s", iname) |
356 | a8083063 | Iustin Pop | else: |
357 | 3a24c527 | Iustin Pop | ToStdout(" primary for no instances") |
358 | a8083063 | Iustin Pop | if sinst: |
359 | 3a24c527 | Iustin Pop | ToStdout(" secondary for instances:") |
360 | ae07a1d3 | Iustin Pop | for iname in utils.NiceSort(sinst): |
361 | 3a24c527 | Iustin Pop | ToStdout(" - %s", iname) |
362 | a8083063 | Iustin Pop | else: |
363 | 3a24c527 | Iustin Pop | ToStdout(" secondary for no instances") |
364 | a8083063 | Iustin Pop | |
365 | a8083063 | Iustin Pop | return 0 |
366 | a8083063 | Iustin Pop | |
367 | a8083063 | Iustin Pop | |
368 | a8083063 | Iustin Pop | def RemoveNode(opts, args): |
369 | ebf366ee | Iustin Pop | """Remove a node from the cluster. |
370 | ebf366ee | Iustin Pop | |
371 | ebf366ee | Iustin Pop | @param opts: the command line options selected by the user |
372 | ebf366ee | Iustin Pop | @type args: list |
373 | ebf366ee | Iustin Pop | @param args: should contain only one element, the name of |
374 | ebf366ee | Iustin Pop | the node to be removed |
375 | ebf366ee | Iustin Pop | @rtype: int |
376 | ebf366ee | Iustin Pop | @return: the desired exit code |
377 | ebf366ee | Iustin Pop | |
378 | ebf366ee | Iustin Pop | """ |
379 | a8083063 | Iustin Pop | op = opcodes.OpRemoveNode(node_name=args[0]) |
380 | a8083063 | Iustin Pop | SubmitOpCode(op) |
381 | ebf366ee | Iustin Pop | return 0 |
382 | a8083063 | Iustin Pop | |
383 | a8083063 | Iustin Pop | |
384 | dcb93971 | Michael Hanselmann | def ListVolumes(opts, args): |
385 | dcb93971 | Michael Hanselmann | """List logical volumes on node(s). |
386 | dcb93971 | Michael Hanselmann | |
387 | ebf366ee | Iustin Pop | @param opts: the command line options selected by the user |
388 | ebf366ee | Iustin Pop | @type args: list |
389 | ebf366ee | Iustin Pop | @param args: should either be an empty list, in which case |
390 | ebf366ee | Iustin Pop | we list data for all nodes, or contain a list of nodes |
391 | ebf366ee | Iustin Pop | to display data only for those |
392 | ebf366ee | Iustin Pop | @rtype: int |
393 | ebf366ee | Iustin Pop | @return: the desired exit code |
394 | ebf366ee | Iustin Pop | |
395 | dcb93971 | Michael Hanselmann | """ |
396 | dcb93971 | Michael Hanselmann | if opts.output is None: |
397 | dcb93971 | Michael Hanselmann | selected_fields = ["node", "phys", "vg", |
398 | dcb93971 | Michael Hanselmann | "name", "size", "instance"] |
399 | dcb93971 | Michael Hanselmann | else: |
400 | dcb93971 | Michael Hanselmann | selected_fields = opts.output.split(",") |
401 | dcb93971 | Michael Hanselmann | |
402 | dcb93971 | Michael Hanselmann | op = opcodes.OpQueryNodeVolumes(nodes=args, output_fields=selected_fields) |
403 | dcb93971 | Michael Hanselmann | output = SubmitOpCode(op) |
404 | dcb93971 | Michael Hanselmann | |
405 | dcb93971 | Michael Hanselmann | if not opts.no_headers: |
406 | 137161c9 | Michael Hanselmann | headers = {"node": "Node", "phys": "PhysDev", |
407 | 137161c9 | Michael Hanselmann | "vg": "VG", "name": "Name", |
408 | 137161c9 | Michael Hanselmann | "size": "Size", "instance": "Instance"} |
409 | 137161c9 | Michael Hanselmann | else: |
410 | 137161c9 | Michael Hanselmann | headers = None |
411 | 137161c9 | Michael Hanselmann | |
412 | 9fbfbb7b | Iustin Pop | unitfields = ["size"] |
413 | 137161c9 | Michael Hanselmann | |
414 | 137161c9 | Michael Hanselmann | numfields = ["size"] |
415 | 137161c9 | Michael Hanselmann | |
416 | 16be8703 | Iustin Pop | data = GenerateTable(separator=opts.separator, headers=headers, |
417 | 16be8703 | Iustin Pop | fields=selected_fields, unitfields=unitfields, |
418 | 9fbfbb7b | Iustin Pop | numfields=numfields, data=output, units=opts.units) |
419 | 16be8703 | Iustin Pop | |
420 | 16be8703 | Iustin Pop | for line in data: |
421 | 3a24c527 | Iustin Pop | ToStdout(line) |
422 | dcb93971 | Michael Hanselmann | |
423 | dcb93971 | Michael Hanselmann | return 0 |
424 | dcb93971 | Michael Hanselmann | |
425 | dcb93971 | Michael Hanselmann | |
426 | b31c8676 | Iustin Pop | def SetNodeParams(opts, args): |
427 | b31c8676 | Iustin Pop | """Modifies a node. |
428 | b31c8676 | Iustin Pop | |
429 | b31c8676 | Iustin Pop | @param opts: the command line options selected by the user |
430 | b31c8676 | Iustin Pop | @type args: list |
431 | b31c8676 | Iustin Pop | @param args: should contain only one element, the node name |
432 | b31c8676 | Iustin Pop | @rtype: int |
433 | b31c8676 | Iustin Pop | @return: the desired exit code |
434 | b31c8676 | Iustin Pop | |
435 | b31c8676 | Iustin Pop | """ |
436 | c9d443ea | Iustin Pop | if [opts.master_candidate, opts.drained, opts.offline].count(None) == 3: |
437 | b31c8676 | Iustin Pop | ToStderr("Please give at least one of the parameters.") |
438 | b31c8676 | Iustin Pop | return 1 |
439 | b31c8676 | Iustin Pop | |
440 | 3a5ba66a | Iustin Pop | if opts.master_candidate is not None: |
441 | 3a5ba66a | Iustin Pop | candidate = opts.master_candidate == 'yes' |
442 | 3a5ba66a | Iustin Pop | else: |
443 | 3a5ba66a | Iustin Pop | candidate = None |
444 | 3a5ba66a | Iustin Pop | if opts.offline is not None: |
445 | 3a5ba66a | Iustin Pop | offline = opts.offline == 'yes' |
446 | 3a5ba66a | Iustin Pop | else: |
447 | 3a5ba66a | Iustin Pop | offline = None |
448 | c9d443ea | Iustin Pop | |
449 | c9d443ea | Iustin Pop | if opts.drained is not None: |
450 | c9d443ea | Iustin Pop | drained = opts.drained == 'yes' |
451 | c9d443ea | Iustin Pop | else: |
452 | c9d443ea | Iustin Pop | drained = None |
453 | b31c8676 | Iustin Pop | op = opcodes.OpSetNodeParams(node_name=args[0], |
454 | 3a5ba66a | Iustin Pop | master_candidate=candidate, |
455 | 3a5ba66a | Iustin Pop | offline=offline, |
456 | c9d443ea | Iustin Pop | drained=drained, |
457 | 3a5ba66a | Iustin Pop | force=opts.force) |
458 | b31c8676 | Iustin Pop | |
459 | b31c8676 | Iustin Pop | # even if here we process the result, we allow submit only |
460 | b31c8676 | Iustin Pop | result = SubmitOrSend(op, opts) |
461 | b31c8676 | Iustin Pop | |
462 | b31c8676 | Iustin Pop | if result: |
463 | b31c8676 | Iustin Pop | ToStdout("Modified node %s", args[0]) |
464 | b31c8676 | Iustin Pop | for param, data in result: |
465 | b31c8676 | Iustin Pop | ToStdout(" - %-5s -> %s", param, data) |
466 | b31c8676 | Iustin Pop | return 0 |
467 | b31c8676 | Iustin Pop | |
468 | b31c8676 | Iustin Pop | |
469 | a8083063 | Iustin Pop | commands = { |
470 | a8083063 | Iustin Pop | 'add': (AddNode, ARGS_ONE, |
471 | a8083063 | Iustin Pop | [DEBUG_OPT, |
472 | a8083063 | Iustin Pop | make_option("-s", "--secondary-ip", dest="secondary_ip", |
473 | a8083063 | Iustin Pop | help="Specify the secondary ip for the node", |
474 | e7c6e02b | Michael Hanselmann | metavar="ADDRESS", default=None), |
475 | e7c6e02b | Michael Hanselmann | make_option("--readd", dest="readd", |
476 | e7c6e02b | Michael Hanselmann | default=False, action="store_true", |
477 | e7c6e02b | Michael Hanselmann | help="Readd old node after replacing it"), |
478 | c4b6c29c | Michael Hanselmann | make_option("--no-ssh-key-check", dest="ssh_key_check", |
479 | c4b6c29c | Michael Hanselmann | default=True, action="store_false", |
480 | c4b6c29c | Michael Hanselmann | help="Disable SSH key fingerprint checking"), |
481 | e7c6e02b | Michael Hanselmann | ], |
482 | c4b6c29c | Michael Hanselmann | "[-s ip] [--readd] [--no-ssh-key-check] <node_name>", |
483 | c4b6c29c | Michael Hanselmann | "Add a node to the cluster"), |
484 | c4ed32cb | Iustin Pop | 'evacuate': (EvacuateNode, ARGS_ONE, |
485 | c4ed32cb | Iustin Pop | [DEBUG_OPT, FORCE_OPT, |
486 | c4ed32cb | Iustin Pop | make_option("-n", "--new-secondary", dest="dst_node", |
487 | c4ed32cb | Iustin Pop | help="New secondary node", metavar="NODE", |
488 | c4ed32cb | Iustin Pop | default=None), |
489 | 633b36db | Iustin Pop | make_option("-I", "--iallocator", metavar="<NAME>", |
490 | c4ed32cb | Iustin Pop | help="Select new secondary for the instance" |
491 | c4ed32cb | Iustin Pop | " automatically using the" |
492 | c4ed32cb | Iustin Pop | " <NAME> iallocator plugin", |
493 | c4ed32cb | Iustin Pop | default=None, type="string"), |
494 | c4ed32cb | Iustin Pop | ], |
495 | 633b36db | Iustin Pop | "[-f] {-I <iallocator> | -n <dst>} <node>", |
496 | c4ed32cb | Iustin Pop | "Relocate the secondary instances from a node" |
497 | c4ed32cb | Iustin Pop | " to other nodes (only for instances with drbd disk template)"), |
498 | c450e9b0 | Iustin Pop | 'failover': (FailoverNode, ARGS_ONE, |
499 | c450e9b0 | Iustin Pop | [DEBUG_OPT, FORCE_OPT, |
500 | c450e9b0 | Iustin Pop | make_option("--ignore-consistency", dest="ignore_consistency", |
501 | c450e9b0 | Iustin Pop | action="store_true", default=False, |
502 | c450e9b0 | Iustin Pop | help="Ignore the consistency of the disks on" |
503 | c450e9b0 | Iustin Pop | " the secondary"), |
504 | c450e9b0 | Iustin Pop | ], |
505 | 9a033156 | Iustin Pop | "[-f] <node>", |
506 | c450e9b0 | Iustin Pop | "Stops the primary instances on a node and start them on their" |
507 | abdf0113 | Iustin Pop | " secondary node (only for instances with drbd disk template)"), |
508 | 40ef0ed6 | Iustin Pop | 'migrate': (MigrateNode, ARGS_ONE, |
509 | 40ef0ed6 | Iustin Pop | [DEBUG_OPT, FORCE_OPT, |
510 | 40ef0ed6 | Iustin Pop | make_option("--non-live", dest="live", |
511 | 40ef0ed6 | Iustin Pop | default=True, action="store_false", |
512 | 40ef0ed6 | Iustin Pop | help="Do a non-live migration (this usually means" |
513 | 40ef0ed6 | Iustin Pop | " freeze the instance, save the state," |
514 | 40ef0ed6 | Iustin Pop | " transfer and only then resume running on the" |
515 | 40ef0ed6 | Iustin Pop | " secondary node)"), |
516 | 40ef0ed6 | Iustin Pop | ], |
517 | 40ef0ed6 | Iustin Pop | "[-f] <node>", |
518 | 40ef0ed6 | Iustin Pop | "Migrate all the primary instance on a node away from it" |
519 | 40ef0ed6 | Iustin Pop | " (only for instances of type drbd)"), |
520 | a8083063 | Iustin Pop | 'info': (ShowNodeConfig, ARGS_ANY, [DEBUG_OPT], |
521 | 9a033156 | Iustin Pop | "[<node_name>...]", "Show information about the node(s)"), |
522 | f1de3563 | Iustin Pop | 'list': (ListNodes, ARGS_ANY, |
523 | f1de3563 | Iustin Pop | [DEBUG_OPT, NOHDR_OPT, SEP_OPT, USEUNITS_OPT, FIELDS_OPT, SYNC_OPT], |
524 | f1de3563 | Iustin Pop | "[nodes...]", |
525 | f1de3563 | Iustin Pop | "Lists the nodes in the cluster. The available fields" |
526 | cc3bcec8 | Guido Trotter | " are (see the man page for details): %s" |
527 | cc3bcec8 | Guido Trotter | " The default field list is (in order): %s." % |
528 | cc3bcec8 | Guido Trotter | (", ".join(_LIST_HEADERS), ", ".join(_LIST_DEF_FIELDS))), |
529 | b31c8676 | Iustin Pop | 'modify': (SetNodeParams, ARGS_ONE, |
530 | b31c8676 | Iustin Pop | [DEBUG_OPT, FORCE_OPT, |
531 | b31c8676 | Iustin Pop | SUBMIT_OPT, |
532 | b31c8676 | Iustin Pop | make_option("-C", "--master-candidate", dest="master_candidate", |
533 | b31c8676 | Iustin Pop | choices=('yes', 'no'), default=None, |
534 | 949bdabe | Iustin Pop | metavar="yes|no", |
535 | b31c8676 | Iustin Pop | help="Set the master_candidate flag on the node"), |
536 | 949bdabe | Iustin Pop | |
537 | 949bdabe | Iustin Pop | make_option("-O", "--offline", dest="offline", metavar="yes|no", |
538 | 3a5ba66a | Iustin Pop | choices=('yes', 'no'), default=None, |
539 | 3a5ba66a | Iustin Pop | help="Set the offline flag on the node"), |
540 | 949bdabe | Iustin Pop | make_option("-D", "--drained", dest="drained", metavar="yes|no", |
541 | c9d443ea | Iustin Pop | choices=('yes', 'no'), default=None, |
542 | c9d443ea | Iustin Pop | help="Set the drained flag on the node"), |
543 | b31c8676 | Iustin Pop | ], |
544 | b31c8676 | Iustin Pop | "<instance>", "Alters the parameters of an instance"), |
545 | a8083063 | Iustin Pop | 'remove': (RemoveNode, ARGS_ONE, [DEBUG_OPT], |
546 | 9a033156 | Iustin Pop | "<node_name>", "Removes a node from the cluster"), |
547 | dcb93971 | Michael Hanselmann | 'volumes': (ListVolumes, ARGS_ANY, |
548 | dcb93971 | Michael Hanselmann | [DEBUG_OPT, NOHDR_OPT, SEP_OPT, USEUNITS_OPT, FIELDS_OPT], |
549 | 9a033156 | Iustin Pop | "[<node_name>...]", "List logical volumes on node(s)"), |
550 | 846baef9 | Iustin Pop | 'list-tags': (ListTags, ARGS_ONE, [DEBUG_OPT], |
551 | 9a033156 | Iustin Pop | "<node_name>", "List the tags of the given node"), |
552 | 810c50b7 | Iustin Pop | 'add-tags': (AddTags, ARGS_ATLEAST(1), [DEBUG_OPT, TAG_SRC_OPT], |
553 | 9a033156 | Iustin Pop | "<node_name> tag...", "Add tags to the given node"), |
554 | 810c50b7 | Iustin Pop | 'remove-tags': (RemoveTags, ARGS_ATLEAST(1), [DEBUG_OPT, TAG_SRC_OPT], |
555 | 9a033156 | Iustin Pop | "<node_name> tag...", "Remove tags from the given node"), |
556 | a8083063 | Iustin Pop | } |
557 | a8083063 | Iustin Pop | |
558 | a8083063 | Iustin Pop | |
559 | a8083063 | Iustin Pop | if __name__ == '__main__': |
560 | 846baef9 | Iustin Pop | sys.exit(GenericMain(commands, override={"tag_type": constants.TAG_NODE})) |