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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 | cc3bcec8 | Guido Trotter | } |
60 | cc3bcec8 | Guido Trotter | |
61 | 51144e33 | Michael Hanselmann | |
62 | 4331f6cd | Michael Hanselmann | @UsesRPC |
63 | a8083063 | Iustin Pop | def AddNode(opts, args): |
64 | ebf366ee | Iustin Pop | """Add a node to the cluster. |
65 | ebf366ee | Iustin Pop | |
66 | ebf366ee | Iustin Pop | @param opts: the command line options selected by the user |
67 | ebf366ee | Iustin Pop | @type args: list |
68 | ebf366ee | Iustin Pop | @param args: should contain only one element, the new node name |
69 | ebf366ee | Iustin Pop | @rtype: int |
70 | ebf366ee | Iustin Pop | @return: the desired exit code |
71 | 05ccd983 | Guido Trotter | |
72 | 05ccd983 | Guido Trotter | """ |
73 | 87622829 | Iustin Pop | cl = GetClient() |
74 | 05ccd983 | Guido Trotter | dns_data = utils.HostInfo(args[0]) |
75 | 05ccd983 | Guido Trotter | node = dns_data.name |
76 | 82e12743 | Iustin Pop | readd = opts.readd |
77 | 82e12743 | Iustin Pop | |
78 | 82e12743 | Iustin Pop | try: |
79 | 82e12743 | Iustin Pop | output = cl.QueryNodes(names=[node], fields=['name', 'sip'], |
80 | 82e12743 | Iustin Pop | use_locking=True) |
81 | 82e12743 | Iustin Pop | node_exists, sip = output[0] |
82 | 82e12743 | Iustin Pop | except (errors.OpPrereqError, errors.OpExecError): |
83 | 82e12743 | Iustin Pop | node_exists = "" |
84 | 82e12743 | Iustin Pop | sip = None |
85 | 82e12743 | Iustin Pop | |
86 | 82e12743 | Iustin Pop | if readd: |
87 | 82e12743 | Iustin Pop | if not node_exists: |
88 | 82e12743 | Iustin Pop | ToStderr("Node %s not in the cluster" |
89 | 82e12743 | Iustin Pop | " - please retry without '--readd'", node) |
90 | 82e12743 | Iustin Pop | return 1 |
91 | 82e12743 | Iustin Pop | else: |
92 | 82e12743 | Iustin Pop | if node_exists: |
93 | 3a24c527 | Iustin Pop | ToStderr("Node %s already in the cluster (as %s)" |
94 | 82e12743 | Iustin Pop | " - please retry with '--readd'", node, node_exists) |
95 | 05ccd983 | Guido Trotter | return 1 |
96 | 82e12743 | Iustin Pop | sip = opts.secondary_ip |
97 | 05ccd983 | Guido Trotter | |
98 | 87622829 | Iustin Pop | # read the cluster name from the master |
99 | 87622829 | Iustin Pop | output = cl.QueryConfigValues(['cluster_name']) |
100 | 87622829 | Iustin Pop | cluster_name = output[0] |
101 | 87622829 | Iustin Pop | |
102 | 82e12743 | Iustin Pop | if readd: |
103 | 82e12743 | Iustin Pop | # clear the offline and drain flags on the node |
104 | 82e12743 | Iustin Pop | ToStdout("Resetting the 'offline' and 'drained' flags due to re-add") |
105 | 82e12743 | Iustin Pop | op = opcodes.OpSetNodeParams(node_name=node, force=True, |
106 | 82e12743 | Iustin Pop | offline=False, drained=False) |
107 | 82e12743 | Iustin Pop | |
108 | 82e12743 | Iustin Pop | result = SubmitOpCode(op, cl=cl) |
109 | 82e12743 | Iustin Pop | if result: |
110 | 82e12743 | Iustin Pop | ToStdout("Modified:") |
111 | 82e12743 | Iustin Pop | for param, data in result: |
112 | 82e12743 | Iustin Pop | ToStdout(" - %-5s -> %s", param, data) |
113 | 82e12743 | Iustin Pop | else: |
114 | 82e12743 | Iustin Pop | ToStderr("-- WARNING -- \n" |
115 | 82e12743 | Iustin Pop | "Performing this operation is going to replace the ssh daemon" |
116 | 82e12743 | Iustin Pop | " keypair\n" |
117 | 82e12743 | Iustin Pop | "on the target machine (%s) with the ones of the" |
118 | 82e12743 | Iustin Pop | " current one\n" |
119 | 82e12743 | Iustin Pop | "and grant full intra-cluster ssh root access to/from it\n", node) |
120 | 05ccd983 | Guido Trotter | |
121 | 87622829 | Iustin Pop | bootstrap.SetupNodeDaemon(cluster_name, node, opts.ssh_key_check) |
122 | 827f753e | Guido Trotter | |
123 | 82e12743 | Iustin Pop | op = opcodes.OpAddNode(node_name=args[0], secondary_ip=sip, |
124 | e7c6e02b | Michael Hanselmann | readd=opts.readd) |
125 | a8083063 | Iustin Pop | SubmitOpCode(op) |
126 | a8083063 | Iustin Pop | |
127 | a8083063 | Iustin Pop | |
128 | a8083063 | Iustin Pop | def ListNodes(opts, args): |
129 | a8083063 | Iustin Pop | """List nodes and their properties. |
130 | a8083063 | Iustin Pop | |
131 | ebf366ee | Iustin Pop | @param opts: the command line options selected by the user |
132 | ebf366ee | Iustin Pop | @type args: list |
133 | ebf366ee | Iustin Pop | @param args: should be an empty list |
134 | ebf366ee | Iustin Pop | @rtype: int |
135 | ebf366ee | Iustin Pop | @return: the desired exit code |
136 | ebf366ee | Iustin Pop | |
137 | a8083063 | Iustin Pop | """ |
138 | a8083063 | Iustin Pop | if opts.output is None: |
139 | 48c4dfa8 | Iustin Pop | selected_fields = _LIST_DEF_FIELDS |
140 | 48c4dfa8 | Iustin Pop | elif opts.output.startswith("+"): |
141 | 48c4dfa8 | Iustin Pop | selected_fields = _LIST_DEF_FIELDS + opts.output[1:].split(",") |
142 | a8083063 | Iustin Pop | else: |
143 | a8083063 | Iustin Pop | selected_fields = opts.output.split(",") |
144 | a8083063 | Iustin Pop | |
145 | bc8e4a1a | Iustin Pop | output = GetClient().QueryNodes([], selected_fields, opts.do_locking) |
146 | a8083063 | Iustin Pop | |
147 | a8083063 | Iustin Pop | if not opts.no_headers: |
148 | cc3bcec8 | Guido Trotter | headers = _LIST_HEADERS |
149 | 137161c9 | Michael Hanselmann | else: |
150 | 137161c9 | Michael Hanselmann | headers = None |
151 | 137161c9 | Michael Hanselmann | |
152 | 9fbfbb7b | Iustin Pop | unitfields = ["dtotal", "dfree", "mtotal", "mnode", "mfree"] |
153 | 137161c9 | Michael Hanselmann | |
154 | ec223efb | Iustin Pop | numfields = ["dtotal", "dfree", |
155 | ec223efb | Iustin Pop | "mtotal", "mnode", "mfree", |
156 | e8a4c138 | Iustin Pop | "pinst_cnt", "sinst_cnt", |
157 | 38d7239a | Iustin Pop | "ctotal", "serial_no"] |
158 | ec223efb | Iustin Pop | |
159 | 130a6a6f | Iustin Pop | list_type_fields = ("pinst_list", "sinst_list", "tags") |
160 | ec223efb | Iustin Pop | # change raw values to nicer strings |
161 | ec223efb | Iustin Pop | for row in output: |
162 | ec223efb | Iustin Pop | for idx, field in enumerate(selected_fields): |
163 | ec223efb | Iustin Pop | val = row[idx] |
164 | 130a6a6f | Iustin Pop | if field in list_type_fields: |
165 | ec223efb | Iustin Pop | val = ",".join(val) |
166 | 0b2454b9 | Iustin Pop | elif field in ('master', 'master_candidate', 'offline', 'drained'): |
167 | 0e67cdbe | Iustin Pop | if val: |
168 | 0e67cdbe | Iustin Pop | val = 'Y' |
169 | 0e67cdbe | Iustin Pop | else: |
170 | 0e67cdbe | Iustin Pop | val = 'N' |
171 | ec223efb | Iustin Pop | elif val is None: |
172 | ec223efb | Iustin Pop | val = "?" |
173 | ec223efb | Iustin Pop | row[idx] = str(val) |
174 | 137161c9 | Michael Hanselmann | |
175 | 16be8703 | Iustin Pop | data = GenerateTable(separator=opts.separator, headers=headers, |
176 | 16be8703 | Iustin Pop | fields=selected_fields, unitfields=unitfields, |
177 | 9fbfbb7b | Iustin Pop | numfields=numfields, data=output, units=opts.units) |
178 | 16be8703 | Iustin Pop | for line in data: |
179 | 3a24c527 | Iustin Pop | ToStdout(line) |
180 | a8083063 | Iustin Pop | |
181 | a8083063 | Iustin Pop | return 0 |
182 | a8083063 | Iustin Pop | |
183 | a8083063 | Iustin Pop | |
184 | a5bc662a | Iustin Pop | def EvacuateNode(opts, args): |
185 | a5bc662a | Iustin Pop | """Relocate all secondary instance from a node. |
186 | a5bc662a | Iustin Pop | |
187 | ebf366ee | Iustin Pop | @param opts: the command line options selected by the user |
188 | ebf366ee | Iustin Pop | @type args: list |
189 | ebf366ee | Iustin Pop | @param args: should be an empty list |
190 | ebf366ee | Iustin Pop | @rtype: int |
191 | ebf366ee | Iustin Pop | @return: the desired exit code |
192 | ebf366ee | Iustin Pop | |
193 | a5bc662a | Iustin Pop | """ |
194 | 479636a3 | Iustin Pop | cl = GetClient() |
195 | a5bc662a | Iustin Pop | force = opts.force |
196 | c4ed32cb | Iustin Pop | |
197 | c4ed32cb | Iustin Pop | dst_node = opts.dst_node |
198 | c4ed32cb | Iustin Pop | iallocator = opts.iallocator |
199 | c4ed32cb | Iustin Pop | |
200 | c4ed32cb | Iustin Pop | cnt = [dst_node, iallocator].count(None) |
201 | c4ed32cb | Iustin Pop | if cnt != 1: |
202 | c4ed32cb | Iustin Pop | raise errors.OpPrereqError("One and only one of the -n and -i" |
203 | c4ed32cb | Iustin Pop | " options must be passed") |
204 | c4ed32cb | Iustin Pop | |
205 | a5bc662a | Iustin Pop | selected_fields = ["name", "sinst_list"] |
206 | c4ed32cb | Iustin Pop | src_node = args[0] |
207 | a5bc662a | Iustin Pop | |
208 | ec79568d | Iustin Pop | result = cl.QueryNodes(names=[src_node], fields=selected_fields, |
209 | ec79568d | Iustin Pop | use_locking=True) |
210 | a5bc662a | Iustin Pop | src_node, sinst = result[0] |
211 | a5bc662a | Iustin Pop | |
212 | a5bc662a | Iustin Pop | if not sinst: |
213 | 3a24c527 | Iustin Pop | ToStderr("No secondary instances on node %s, exiting.", src_node) |
214 | a5bc662a | Iustin Pop | return constants.EXIT_SUCCESS |
215 | a5bc662a | Iustin Pop | |
216 | c4ed32cb | Iustin Pop | if dst_node is not None: |
217 | ec79568d | Iustin Pop | result = cl.QueryNodes(names=[dst_node], fields=["name"], use_locking=True) |
218 | c4ed32cb | Iustin Pop | dst_node = result[0][0] |
219 | c4ed32cb | Iustin Pop | |
220 | c4ed32cb | Iustin Pop | if src_node == dst_node: |
221 | c4ed32cb | Iustin Pop | raise errors.OpPrereqError("Evacuate node needs different source and" |
222 | c4ed32cb | Iustin Pop | " target nodes (node %s given twice)" % |
223 | c4ed32cb | Iustin Pop | src_node) |
224 | c4ed32cb | Iustin Pop | txt_msg = "to node %s" % dst_node |
225 | c4ed32cb | Iustin Pop | else: |
226 | c4ed32cb | Iustin Pop | txt_msg = "using iallocator %s" % iallocator |
227 | c4ed32cb | Iustin Pop | |
228 | a5bc662a | Iustin Pop | sinst = utils.NiceSort(sinst) |
229 | a5bc662a | Iustin Pop | |
230 | a5bc662a | Iustin Pop | if not force and not AskUser("Relocate instance(s) %s from node\n" |
231 | c4ed32cb | Iustin Pop | " %s %s?" % |
232 | a5bc662a | Iustin Pop | (",".join("'%s'" % name for name in sinst), |
233 | c4ed32cb | Iustin Pop | src_node, txt_msg)): |
234 | a5bc662a | Iustin Pop | return constants.EXIT_CONFIRMATION |
235 | a5bc662a | Iustin Pop | |
236 | c4ed32cb | Iustin Pop | ops = [] |
237 | a5bc662a | Iustin Pop | for iname in sinst: |
238 | a5bc662a | Iustin Pop | op = opcodes.OpReplaceDisks(instance_name=iname, |
239 | 22d31e49 | Michael Hanselmann | remote_node=dst_node, |
240 | 479636a3 | Iustin Pop | mode=constants.REPLACE_DISK_CHG, |
241 | c4ed32cb | Iustin Pop | iallocator=iallocator, |
242 | 479636a3 | Iustin Pop | disks=[]) |
243 | c4ed32cb | Iustin Pop | ops.append(op) |
244 | 479636a3 | Iustin Pop | |
245 | c4ed32cb | Iustin Pop | job_id = cli.SendJob(ops, cl=cl) |
246 | c4ed32cb | Iustin Pop | cli.PollJob(job_id, cl=cl) |
247 | a5bc662a | Iustin Pop | |
248 | a5bc662a | Iustin Pop | |
249 | c450e9b0 | Iustin Pop | def FailoverNode(opts, args): |
250 | c450e9b0 | Iustin Pop | """Failover all primary instance on a node. |
251 | c450e9b0 | Iustin Pop | |
252 | ebf366ee | Iustin Pop | @param opts: the command line options selected by the user |
253 | ebf366ee | Iustin Pop | @type args: list |
254 | ebf366ee | Iustin Pop | @param args: should be an empty list |
255 | ebf366ee | Iustin Pop | @rtype: int |
256 | ebf366ee | Iustin Pop | @return: the desired exit code |
257 | ebf366ee | Iustin Pop | |
258 | c450e9b0 | Iustin Pop | """ |
259 | 479636a3 | Iustin Pop | cl = GetClient() |
260 | c450e9b0 | Iustin Pop | force = opts.force |
261 | c450e9b0 | Iustin Pop | selected_fields = ["name", "pinst_list"] |
262 | c450e9b0 | Iustin Pop | |
263 | 2e7b8369 | Iustin Pop | # these fields are static data anyway, so it doesn't matter, but |
264 | 2e7b8369 | Iustin Pop | # locking=True should be safer |
265 | 2e7b8369 | Iustin Pop | result = cl.QueryNodes(names=args, fields=selected_fields, |
266 | 2e7b8369 | Iustin Pop | use_locking=True) |
267 | c450e9b0 | Iustin Pop | node, pinst = result[0] |
268 | c450e9b0 | Iustin Pop | |
269 | c450e9b0 | Iustin Pop | if not pinst: |
270 | 3a24c527 | Iustin Pop | ToStderr("No primary instances on node %s, exiting.", node) |
271 | c450e9b0 | Iustin Pop | return 0 |
272 | c450e9b0 | Iustin Pop | |
273 | c450e9b0 | Iustin Pop | pinst = utils.NiceSort(pinst) |
274 | c450e9b0 | Iustin Pop | |
275 | c450e9b0 | Iustin Pop | retcode = 0 |
276 | c450e9b0 | Iustin Pop | |
277 | c450e9b0 | Iustin Pop | if not force and not AskUser("Fail over instance(s) %s?" % |
278 | c450e9b0 | Iustin Pop | (",".join("'%s'" % name for name in pinst))): |
279 | c450e9b0 | Iustin Pop | return 2 |
280 | c450e9b0 | Iustin Pop | |
281 | 479636a3 | Iustin Pop | jex = JobExecutor(cl=cl) |
282 | c450e9b0 | Iustin Pop | for iname in pinst: |
283 | c450e9b0 | Iustin Pop | op = opcodes.OpFailoverInstance(instance_name=iname, |
284 | c450e9b0 | Iustin Pop | ignore_consistency=opts.ignore_consistency) |
285 | 479636a3 | Iustin Pop | jex.QueueJob(iname, op) |
286 | 479636a3 | Iustin Pop | results = jex.GetResults() |
287 | 479636a3 | Iustin Pop | bad_cnt = len([row for row in results if not row[0]]) |
288 | 479636a3 | Iustin Pop | if bad_cnt == 0: |
289 | 479636a3 | Iustin Pop | ToStdout("All %d instance(s) failed over successfully.", len(results)) |
290 | c450e9b0 | Iustin Pop | else: |
291 | 3a24c527 | Iustin Pop | ToStdout("There were errors during the failover:\n" |
292 | 479636a3 | Iustin Pop | "%d error(s) out of %d instance(s).", bad_cnt, len(results)) |
293 | c450e9b0 | Iustin Pop | return retcode |
294 | c450e9b0 | Iustin Pop | |
295 | c450e9b0 | Iustin Pop | |
296 | 40ef0ed6 | Iustin Pop | def MigrateNode(opts, args): |
297 | 40ef0ed6 | Iustin Pop | """Migrate all primary instance on a node. |
298 | 40ef0ed6 | Iustin Pop | |
299 | 40ef0ed6 | Iustin Pop | """ |
300 | 40ef0ed6 | Iustin Pop | cl = GetClient() |
301 | 40ef0ed6 | Iustin Pop | force = opts.force |
302 | 40ef0ed6 | Iustin Pop | selected_fields = ["name", "pinst_list"] |
303 | 40ef0ed6 | Iustin Pop | |
304 | ec79568d | Iustin Pop | result = cl.QueryNodes(names=args, fields=selected_fields, use_locking=True) |
305 | 40ef0ed6 | Iustin Pop | node, pinst = result[0] |
306 | 40ef0ed6 | Iustin Pop | |
307 | 40ef0ed6 | Iustin Pop | if not pinst: |
308 | 40ef0ed6 | Iustin Pop | ToStdout("No primary instances on node %s, exiting." % node) |
309 | 40ef0ed6 | Iustin Pop | return 0 |
310 | 40ef0ed6 | Iustin Pop | |
311 | 40ef0ed6 | Iustin Pop | pinst = utils.NiceSort(pinst) |
312 | 40ef0ed6 | Iustin Pop | |
313 | 40ef0ed6 | Iustin Pop | retcode = 0 |
314 | 40ef0ed6 | Iustin Pop | |
315 | 40ef0ed6 | Iustin Pop | if not force and not AskUser("Migrate instance(s) %s?" % |
316 | 40ef0ed6 | Iustin Pop | (",".join("'%s'" % name for name in pinst))): |
317 | 40ef0ed6 | Iustin Pop | return 2 |
318 | 40ef0ed6 | Iustin Pop | |
319 | 40ef0ed6 | Iustin Pop | jex = JobExecutor(cl=cl) |
320 | 40ef0ed6 | Iustin Pop | for iname in pinst: |
321 | 40ef0ed6 | Iustin Pop | op = opcodes.OpMigrateInstance(instance_name=iname, live=opts.live, |
322 | 40ef0ed6 | Iustin Pop | cleanup=False) |
323 | 40ef0ed6 | Iustin Pop | jex.QueueJob(iname, op) |
324 | 40ef0ed6 | Iustin Pop | |
325 | 40ef0ed6 | Iustin Pop | results = jex.GetResults() |
326 | 40ef0ed6 | Iustin Pop | bad_cnt = len([row for row in results if not row[0]]) |
327 | 40ef0ed6 | Iustin Pop | if bad_cnt == 0: |
328 | 40ef0ed6 | Iustin Pop | ToStdout("All %d instance(s) migrated successfully.", len(results)) |
329 | 40ef0ed6 | Iustin Pop | else: |
330 | 40ef0ed6 | Iustin Pop | ToStdout("There were errors during the migration:\n" |
331 | 40ef0ed6 | Iustin Pop | "%d error(s) out of %d instance(s).", bad_cnt, len(results)) |
332 | 40ef0ed6 | Iustin Pop | return retcode |
333 | 40ef0ed6 | Iustin Pop | |
334 | 40ef0ed6 | Iustin Pop | |
335 | a8083063 | Iustin Pop | def ShowNodeConfig(opts, args): |
336 | a8083063 | Iustin Pop | """Show node information. |
337 | a8083063 | Iustin Pop | |
338 | ebf366ee | Iustin Pop | @param opts: the command line options selected by the user |
339 | ebf366ee | Iustin Pop | @type args: list |
340 | ebf366ee | Iustin Pop | @param args: should either be an empty list, in which case |
341 | ebf366ee | Iustin Pop | we show information about all nodes, or should contain |
342 | ebf366ee | Iustin Pop | a list of nodes to be queried for information |
343 | ebf366ee | Iustin Pop | @rtype: int |
344 | ebf366ee | Iustin Pop | @return: the desired exit code |
345 | ebf366ee | Iustin Pop | |
346 | a8083063 | Iustin Pop | """ |
347 | 2e7b8369 | Iustin Pop | cl = GetClient() |
348 | 2e7b8369 | Iustin Pop | result = cl.QueryNodes(fields=["name", "pip", "sip", |
349 | 0b2454b9 | Iustin Pop | "pinst_list", "sinst_list", |
350 | 0b2454b9 | Iustin Pop | "master_candidate", "drained", "offline"], |
351 | 2e7b8369 | Iustin Pop | names=args, use_locking=True) |
352 | a8083063 | Iustin Pop | |
353 | 0b2454b9 | Iustin Pop | for (name, primary_ip, secondary_ip, pinst, sinst, |
354 | 0b2454b9 | Iustin Pop | is_mc, drained, offline) in result: |
355 | 3a24c527 | Iustin Pop | ToStdout("Node name: %s", name) |
356 | 3a24c527 | Iustin Pop | ToStdout(" primary ip: %s", primary_ip) |
357 | 3a24c527 | Iustin Pop | ToStdout(" secondary ip: %s", secondary_ip) |
358 | 0b2454b9 | Iustin Pop | ToStdout(" master candidate: %s", is_mc) |
359 | 0b2454b9 | Iustin Pop | ToStdout(" drained: %s", drained) |
360 | 0b2454b9 | Iustin Pop | ToStdout(" offline: %s", offline) |
361 | a8083063 | Iustin Pop | if pinst: |
362 | 3a24c527 | Iustin Pop | ToStdout(" primary for instances:") |
363 | a8083063 | Iustin Pop | for iname in pinst: |
364 | 3a24c527 | Iustin Pop | ToStdout(" - %s", iname) |
365 | a8083063 | Iustin Pop | else: |
366 | 3a24c527 | Iustin Pop | ToStdout(" primary for no instances") |
367 | a8083063 | Iustin Pop | if sinst: |
368 | 3a24c527 | Iustin Pop | ToStdout(" secondary for instances:") |
369 | a8083063 | Iustin Pop | for iname in sinst: |
370 | 3a24c527 | Iustin Pop | ToStdout(" - %s", iname) |
371 | a8083063 | Iustin Pop | else: |
372 | 3a24c527 | Iustin Pop | ToStdout(" secondary for no instances") |
373 | a8083063 | Iustin Pop | |
374 | a8083063 | Iustin Pop | return 0 |
375 | a8083063 | Iustin Pop | |
376 | a8083063 | Iustin Pop | |
377 | a8083063 | Iustin Pop | def RemoveNode(opts, args): |
378 | ebf366ee | Iustin Pop | """Remove a node from the cluster. |
379 | ebf366ee | Iustin Pop | |
380 | ebf366ee | Iustin Pop | @param opts: the command line options selected by the user |
381 | ebf366ee | Iustin Pop | @type args: list |
382 | ebf366ee | Iustin Pop | @param args: should contain only one element, the name of |
383 | ebf366ee | Iustin Pop | the node to be removed |
384 | ebf366ee | Iustin Pop | @rtype: int |
385 | ebf366ee | Iustin Pop | @return: the desired exit code |
386 | ebf366ee | Iustin Pop | |
387 | ebf366ee | Iustin Pop | """ |
388 | a8083063 | Iustin Pop | op = opcodes.OpRemoveNode(node_name=args[0]) |
389 | a8083063 | Iustin Pop | SubmitOpCode(op) |
390 | ebf366ee | Iustin Pop | return 0 |
391 | a8083063 | Iustin Pop | |
392 | a8083063 | Iustin Pop | |
393 | dcb93971 | Michael Hanselmann | def ListVolumes(opts, args): |
394 | dcb93971 | Michael Hanselmann | """List logical volumes on node(s). |
395 | dcb93971 | Michael Hanselmann | |
396 | ebf366ee | Iustin Pop | @param opts: the command line options selected by the user |
397 | ebf366ee | Iustin Pop | @type args: list |
398 | ebf366ee | Iustin Pop | @param args: should either be an empty list, in which case |
399 | ebf366ee | Iustin Pop | we list data for all nodes, or contain a list of nodes |
400 | ebf366ee | Iustin Pop | to display data only for those |
401 | ebf366ee | Iustin Pop | @rtype: int |
402 | ebf366ee | Iustin Pop | @return: the desired exit code |
403 | ebf366ee | Iustin Pop | |
404 | dcb93971 | Michael Hanselmann | """ |
405 | dcb93971 | Michael Hanselmann | if opts.output is None: |
406 | dcb93971 | Michael Hanselmann | selected_fields = ["node", "phys", "vg", |
407 | dcb93971 | Michael Hanselmann | "name", "size", "instance"] |
408 | dcb93971 | Michael Hanselmann | else: |
409 | dcb93971 | Michael Hanselmann | selected_fields = opts.output.split(",") |
410 | dcb93971 | Michael Hanselmann | |
411 | dcb93971 | Michael Hanselmann | op = opcodes.OpQueryNodeVolumes(nodes=args, output_fields=selected_fields) |
412 | dcb93971 | Michael Hanselmann | output = SubmitOpCode(op) |
413 | dcb93971 | Michael Hanselmann | |
414 | dcb93971 | Michael Hanselmann | if not opts.no_headers: |
415 | 137161c9 | Michael Hanselmann | headers = {"node": "Node", "phys": "PhysDev", |
416 | 137161c9 | Michael Hanselmann | "vg": "VG", "name": "Name", |
417 | 137161c9 | Michael Hanselmann | "size": "Size", "instance": "Instance"} |
418 | 137161c9 | Michael Hanselmann | else: |
419 | 137161c9 | Michael Hanselmann | headers = None |
420 | 137161c9 | Michael Hanselmann | |
421 | 9fbfbb7b | Iustin Pop | unitfields = ["size"] |
422 | 137161c9 | Michael Hanselmann | |
423 | 137161c9 | Michael Hanselmann | numfields = ["size"] |
424 | 137161c9 | Michael Hanselmann | |
425 | 16be8703 | Iustin Pop | data = GenerateTable(separator=opts.separator, headers=headers, |
426 | 16be8703 | Iustin Pop | fields=selected_fields, unitfields=unitfields, |
427 | 9fbfbb7b | Iustin Pop | numfields=numfields, data=output, units=opts.units) |
428 | 16be8703 | Iustin Pop | |
429 | 16be8703 | Iustin Pop | for line in data: |
430 | 3a24c527 | Iustin Pop | ToStdout(line) |
431 | dcb93971 | Michael Hanselmann | |
432 | dcb93971 | Michael Hanselmann | return 0 |
433 | dcb93971 | Michael Hanselmann | |
434 | dcb93971 | Michael Hanselmann | |
435 | b31c8676 | Iustin Pop | def SetNodeParams(opts, args): |
436 | b31c8676 | Iustin Pop | """Modifies a node. |
437 | b31c8676 | Iustin Pop | |
438 | b31c8676 | Iustin Pop | @param opts: the command line options selected by the user |
439 | b31c8676 | Iustin Pop | @type args: list |
440 | b31c8676 | Iustin Pop | @param args: should contain only one element, the node name |
441 | b31c8676 | Iustin Pop | @rtype: int |
442 | b31c8676 | Iustin Pop | @return: the desired exit code |
443 | b31c8676 | Iustin Pop | |
444 | b31c8676 | Iustin Pop | """ |
445 | c9d443ea | Iustin Pop | if [opts.master_candidate, opts.drained, opts.offline].count(None) == 3: |
446 | b31c8676 | Iustin Pop | ToStderr("Please give at least one of the parameters.") |
447 | b31c8676 | Iustin Pop | return 1 |
448 | b31c8676 | Iustin Pop | |
449 | 3a5ba66a | Iustin Pop | if opts.master_candidate is not None: |
450 | 3a5ba66a | Iustin Pop | candidate = opts.master_candidate == 'yes' |
451 | 3a5ba66a | Iustin Pop | else: |
452 | 3a5ba66a | Iustin Pop | candidate = None |
453 | 3a5ba66a | Iustin Pop | if opts.offline is not None: |
454 | 3a5ba66a | Iustin Pop | offline = opts.offline == 'yes' |
455 | 3a5ba66a | Iustin Pop | else: |
456 | 3a5ba66a | Iustin Pop | offline = None |
457 | c9d443ea | Iustin Pop | |
458 | c9d443ea | Iustin Pop | if opts.drained is not None: |
459 | c9d443ea | Iustin Pop | drained = opts.drained == 'yes' |
460 | c9d443ea | Iustin Pop | else: |
461 | c9d443ea | Iustin Pop | drained = None |
462 | b31c8676 | Iustin Pop | op = opcodes.OpSetNodeParams(node_name=args[0], |
463 | 3a5ba66a | Iustin Pop | master_candidate=candidate, |
464 | 3a5ba66a | Iustin Pop | offline=offline, |
465 | c9d443ea | Iustin Pop | drained=drained, |
466 | 3a5ba66a | Iustin Pop | force=opts.force) |
467 | b31c8676 | Iustin Pop | |
468 | b31c8676 | Iustin Pop | # even if here we process the result, we allow submit only |
469 | b31c8676 | Iustin Pop | result = SubmitOrSend(op, opts) |
470 | b31c8676 | Iustin Pop | |
471 | b31c8676 | Iustin Pop | if result: |
472 | b31c8676 | Iustin Pop | ToStdout("Modified node %s", args[0]) |
473 | b31c8676 | Iustin Pop | for param, data in result: |
474 | b31c8676 | Iustin Pop | ToStdout(" - %-5s -> %s", param, data) |
475 | b31c8676 | Iustin Pop | return 0 |
476 | b31c8676 | Iustin Pop | |
477 | b31c8676 | Iustin Pop | |
478 | a8083063 | Iustin Pop | commands = { |
479 | a8083063 | Iustin Pop | 'add': (AddNode, ARGS_ONE, |
480 | a8083063 | Iustin Pop | [DEBUG_OPT, |
481 | a8083063 | Iustin Pop | make_option("-s", "--secondary-ip", dest="secondary_ip", |
482 | a8083063 | Iustin Pop | help="Specify the secondary ip for the node", |
483 | e7c6e02b | Michael Hanselmann | metavar="ADDRESS", default=None), |
484 | e7c6e02b | Michael Hanselmann | make_option("--readd", dest="readd", |
485 | e7c6e02b | Michael Hanselmann | default=False, action="store_true", |
486 | e7c6e02b | Michael Hanselmann | help="Readd old node after replacing it"), |
487 | c4b6c29c | Michael Hanselmann | make_option("--no-ssh-key-check", dest="ssh_key_check", |
488 | c4b6c29c | Michael Hanselmann | default=True, action="store_false", |
489 | c4b6c29c | Michael Hanselmann | help="Disable SSH key fingerprint checking"), |
490 | e7c6e02b | Michael Hanselmann | ], |
491 | c4b6c29c | Michael Hanselmann | "[-s ip] [--readd] [--no-ssh-key-check] <node_name>", |
492 | c4b6c29c | Michael Hanselmann | "Add a node to the cluster"), |
493 | c4ed32cb | Iustin Pop | 'evacuate': (EvacuateNode, ARGS_ONE, |
494 | c4ed32cb | Iustin Pop | [DEBUG_OPT, FORCE_OPT, |
495 | c4ed32cb | Iustin Pop | make_option("-n", "--new-secondary", dest="dst_node", |
496 | c4ed32cb | Iustin Pop | help="New secondary node", metavar="NODE", |
497 | c4ed32cb | Iustin Pop | default=None), |
498 | c4ed32cb | Iustin Pop | make_option("-i", "--iallocator", metavar="<NAME>", |
499 | c4ed32cb | Iustin Pop | help="Select new secondary for the instance" |
500 | c4ed32cb | Iustin Pop | " automatically using the" |
501 | c4ed32cb | Iustin Pop | " <NAME> iallocator plugin", |
502 | c4ed32cb | Iustin Pop | default=None, type="string"), |
503 | c4ed32cb | Iustin Pop | ], |
504 | c4ed32cb | Iustin Pop | "[-f] {-i <iallocator> | -n <dst>} <node>", |
505 | c4ed32cb | Iustin Pop | "Relocate the secondary instances from a node" |
506 | c4ed32cb | Iustin Pop | " to other nodes (only for instances with drbd disk template)"), |
507 | c450e9b0 | Iustin Pop | 'failover': (FailoverNode, ARGS_ONE, |
508 | c450e9b0 | Iustin Pop | [DEBUG_OPT, FORCE_OPT, |
509 | c450e9b0 | Iustin Pop | make_option("--ignore-consistency", dest="ignore_consistency", |
510 | c450e9b0 | Iustin Pop | action="store_true", default=False, |
511 | c450e9b0 | Iustin Pop | help="Ignore the consistency of the disks on" |
512 | c450e9b0 | Iustin Pop | " the secondary"), |
513 | c450e9b0 | Iustin Pop | ], |
514 | 9a033156 | Iustin Pop | "[-f] <node>", |
515 | c450e9b0 | Iustin Pop | "Stops the primary instances on a node and start them on their" |
516 | abdf0113 | Iustin Pop | " secondary node (only for instances with drbd disk template)"), |
517 | 40ef0ed6 | Iustin Pop | 'migrate': (MigrateNode, ARGS_ONE, |
518 | 40ef0ed6 | Iustin Pop | [DEBUG_OPT, FORCE_OPT, |
519 | 40ef0ed6 | Iustin Pop | make_option("--non-live", dest="live", |
520 | 40ef0ed6 | Iustin Pop | default=True, action="store_false", |
521 | 40ef0ed6 | Iustin Pop | help="Do a non-live migration (this usually means" |
522 | 40ef0ed6 | Iustin Pop | " freeze the instance, save the state," |
523 | 40ef0ed6 | Iustin Pop | " transfer and only then resume running on the" |
524 | 40ef0ed6 | Iustin Pop | " secondary node)"), |
525 | 40ef0ed6 | Iustin Pop | ], |
526 | 40ef0ed6 | Iustin Pop | "[-f] <node>", |
527 | 40ef0ed6 | Iustin Pop | "Migrate all the primary instance on a node away from it" |
528 | 40ef0ed6 | Iustin Pop | " (only for instances of type drbd)"), |
529 | a8083063 | Iustin Pop | 'info': (ShowNodeConfig, ARGS_ANY, [DEBUG_OPT], |
530 | 9a033156 | Iustin Pop | "[<node_name>...]", "Show information about the node(s)"), |
531 | a8083063 | Iustin Pop | 'list': (ListNodes, ARGS_NONE, |
532 | 94428652 | Iustin Pop | [DEBUG_OPT, NOHDR_OPT, SEP_OPT, USEUNITS_OPT, FIELDS_OPT, |
533 | bc8e4a1a | Iustin Pop | SUBMIT_OPT, SYNC_OPT], |
534 | 9a033156 | Iustin Pop | "", "Lists the nodes in the cluster. The available fields" |
535 | cc3bcec8 | Guido Trotter | " are (see the man page for details): %s" |
536 | cc3bcec8 | Guido Trotter | " The default field list is (in order): %s." % |
537 | cc3bcec8 | Guido Trotter | (", ".join(_LIST_HEADERS), ", ".join(_LIST_DEF_FIELDS))), |
538 | b31c8676 | Iustin Pop | 'modify': (SetNodeParams, ARGS_ONE, |
539 | b31c8676 | Iustin Pop | [DEBUG_OPT, FORCE_OPT, |
540 | b31c8676 | Iustin Pop | SUBMIT_OPT, |
541 | b31c8676 | Iustin Pop | make_option("-C", "--master-candidate", dest="master_candidate", |
542 | b31c8676 | Iustin Pop | choices=('yes', 'no'), default=None, |
543 | b31c8676 | Iustin Pop | help="Set the master_candidate flag on the node"), |
544 | 3a5ba66a | Iustin Pop | make_option("-O", "--offline", dest="offline", |
545 | 3a5ba66a | Iustin Pop | choices=('yes', 'no'), default=None, |
546 | 3a5ba66a | Iustin Pop | help="Set the offline flag on the node"), |
547 | c9d443ea | Iustin Pop | make_option("-D", "--drained", dest="drained", |
548 | c9d443ea | Iustin Pop | choices=('yes', 'no'), default=None, |
549 | c9d443ea | Iustin Pop | help="Set the drained flag on the node"), |
550 | b31c8676 | Iustin Pop | ], |
551 | b31c8676 | Iustin Pop | "<instance>", "Alters the parameters of an instance"), |
552 | a8083063 | Iustin Pop | 'remove': (RemoveNode, ARGS_ONE, [DEBUG_OPT], |
553 | 9a033156 | Iustin Pop | "<node_name>", "Removes a node from the cluster"), |
554 | dcb93971 | Michael Hanselmann | 'volumes': (ListVolumes, ARGS_ANY, |
555 | dcb93971 | Michael Hanselmann | [DEBUG_OPT, NOHDR_OPT, SEP_OPT, USEUNITS_OPT, FIELDS_OPT], |
556 | 9a033156 | Iustin Pop | "[<node_name>...]", "List logical volumes on node(s)"), |
557 | 846baef9 | Iustin Pop | 'list-tags': (ListTags, ARGS_ONE, [DEBUG_OPT], |
558 | 9a033156 | Iustin Pop | "<node_name>", "List the tags of the given node"), |
559 | 810c50b7 | Iustin Pop | 'add-tags': (AddTags, ARGS_ATLEAST(1), [DEBUG_OPT, TAG_SRC_OPT], |
560 | 9a033156 | Iustin Pop | "<node_name> tag...", "Add tags to the given node"), |
561 | 810c50b7 | Iustin Pop | 'remove-tags': (RemoveTags, ARGS_ATLEAST(1), [DEBUG_OPT, TAG_SRC_OPT], |
562 | 9a033156 | Iustin Pop | "<node_name> tag...", "Remove tags from the given node"), |
563 | a8083063 | Iustin Pop | } |
564 | a8083063 | Iustin Pop | |
565 | a8083063 | Iustin Pop | |
566 | a8083063 | Iustin Pop | if __name__ == '__main__': |
567 | 846baef9 | Iustin Pop | sys.exit(GenericMain(commands, override={"tag_type": constants.TAG_NODE})) |