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21 """Job related commands"""
22
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27
28
29 from ganeti.cli import *
30 from ganeti import constants
31 from ganeti import errors
32 from ganeti import utils
33 from ganeti import cli
34
35
36
37 _LIST_DEF_FIELDS = ["id", "status", "summary"]
38
39
40
41 _USER_JOB_STATUS = {
42 constants.JOB_STATUS_QUEUED: "queued",
43 constants.JOB_STATUS_WAITLOCK: "waiting",
44 constants.JOB_STATUS_CANCELING: "canceling",
45 constants.JOB_STATUS_RUNNING: "running",
46 constants.JOB_STATUS_CANCELED: "canceled",
47 constants.JOB_STATUS_SUCCESS: "success",
48 constants.JOB_STATUS_ERROR: "error",
49 }
50
51
53 """List the jobs
54
55 @param opts: the command line options selected by the user
56 @type args: list
57 @param args: should be an empty list
58 @rtype: int
59 @return: the desired exit code
60
61 """
62 selected_fields = ParseFields(opts.output, _LIST_DEF_FIELDS)
63
64 output = GetClient().QueryJobs(args, selected_fields)
65 if not opts.no_headers:
66
67 headers = {
68 "id": "ID",
69 "status": "Status",
70 "priority": "Prio",
71 "ops": "OpCodes",
72 "opresult": "OpCode_result",
73 "opstatus": "OpCode_status",
74 "oplog": "OpCode_log",
75 "summary": "Summary",
76 "opstart": "OpCode_start",
77 "opexec": "OpCode_exec",
78 "opend": "OpCode_end",
79 "oppriority": "OpCode_prio",
80 "start_ts": "Start",
81 "end_ts": "End",
82 "received_ts": "Received",
83 }
84 else:
85 headers = None
86
87 numfields = ["priority"]
88
89
90 for row_id, row in enumerate(output):
91 if row is None:
92 ToStderr("No such job: %s" % args[row_id])
93 continue
94
95 for idx, field in enumerate(selected_fields):
96 val = row[idx]
97 if field == "status":
98 if val in _USER_JOB_STATUS:
99 val = _USER_JOB_STATUS[val]
100 else:
101 raise errors.ProgrammerError("Unknown job status code '%s'" % val)
102 elif field == "summary":
103 val = ",".join(val)
104 elif field in ("start_ts", "end_ts", "received_ts"):
105 val = FormatTimestamp(val)
106 elif field in ("opstart", "opexec", "opend"):
107 val = [FormatTimestamp(entry) for entry in val]
108
109 row[idx] = str(val)
110
111 data = GenerateTable(separator=opts.separator, headers=headers,
112 fields=selected_fields, data=output,
113 numfields=numfields)
114 for line in data:
115 ToStdout(line)
116
117 return 0
118
119
121 """Archive jobs.
122
123 @param opts: the command line options selected by the user
124 @type args: list
125 @param args: should contain the job IDs to be archived
126 @rtype: int
127 @return: the desired exit code
128
129 """
130 client = GetClient()
131
132 rcode = 0
133 for job_id in args:
134 if not client.ArchiveJob(job_id):
135 ToStderr("Failed to archive job with ID '%s'", job_id)
136 rcode = 1
137
138 return rcode
139
140
142 """Archive jobs based on age.
143
144 This will archive jobs based on their age, or all jobs if a 'all' is
145 passed.
146
147 @param opts: the command line options selected by the user
148 @type args: list
149 @param args: should contain only one element, the age as a time spec
150 that can be parsed by L{ganeti.cli.ParseTimespec} or the
151 keyword I{all}, which will cause all jobs to be archived
152 @rtype: int
153 @return: the desired exit code
154
155 """
156 client = GetClient()
157
158 age = args[0]
159
160 if age == 'all':
161 age = -1
162 else:
163 age = ParseTimespec(age)
164
165 (archived_count, jobs_left) = client.AutoArchiveJobs(age)
166 ToStdout("Archived %s jobs, %s unchecked left", archived_count, jobs_left)
167
168 return 0
169
170
172 """Cancel not-yet-started jobs.
173
174 @param opts: the command line options selected by the user
175 @type args: list
176 @param args: should contain the job IDs to be cancelled
177 @rtype: int
178 @return: the desired exit code
179
180 """
181 client = GetClient()
182 result = constants.EXIT_SUCCESS
183
184 for job_id in args:
185 (success, msg) = client.CancelJob(job_id)
186
187 if not success:
188 result = constants.EXIT_FAILURE
189
190 ToStdout(msg)
191
192 return result
193
194
196 """Show detailed information about jobs.
197
198 @param opts: the command line options selected by the user
199 @type args: list
200 @param args: should contain the job IDs to be queried
201 @rtype: int
202 @return: the desired exit code
203
204 """
205 def format_msg(level, text):
206 """Display the text indented."""
207 ToStdout("%s%s", " " * level, text)
208
209 def result_helper(value):
210 """Format a result field in a nice way."""
211 if isinstance(value, (tuple, list)):
212 return "[%s]" % utils.CommaJoin(value)
213 else:
214 return str(value)
215
216 selected_fields = [
217 "id", "status", "ops", "opresult", "opstatus", "oplog",
218 "opstart", "opexec", "opend", "received_ts", "start_ts", "end_ts",
219 ]
220
221 result = GetClient().QueryJobs(args, selected_fields)
222
223 first = True
224
225 for idx, entry in enumerate(result):
226 if not first:
227 format_msg(0, "")
228 else:
229 first = False
230
231 if entry is None:
232 if idx <= len(args):
233 format_msg(0, "Job ID %s not found" % args[idx])
234 else:
235
236
237 format_msg(0, "Job ID requested as argument %s not found" % (idx + 1))
238 continue
239
240 (job_id, status, ops, opresult, opstatus, oplog,
241 opstart, opexec, opend, recv_ts, start_ts, end_ts) = entry
242 format_msg(0, "Job ID: %s" % job_id)
243 if status in _USER_JOB_STATUS:
244 status = _USER_JOB_STATUS[status]
245 else:
246 raise errors.ProgrammerError("Unknown job status code '%s'" % status)
247
248 format_msg(1, "Status: %s" % status)
249
250 if recv_ts is not None:
251 format_msg(1, "Received: %s" % FormatTimestamp(recv_ts))
252 else:
253 format_msg(1, "Missing received timestamp (%s)" % str(recv_ts))
254
255 if start_ts is not None:
256 if recv_ts is not None:
257 d1 = start_ts[0] - recv_ts[0] + (start_ts[1] - recv_ts[1]) / 1000000.0
258 delta = " (delta %.6fs)" % d1
259 else:
260 delta = ""
261 format_msg(1, "Processing start: %s%s" %
262 (FormatTimestamp(start_ts), delta))
263 else:
264 format_msg(1, "Processing start: unknown (%s)" % str(start_ts))
265
266 if end_ts is not None:
267 if start_ts is not None:
268 d2 = end_ts[0] - start_ts[0] + (end_ts[1] - start_ts[1]) / 1000000.0
269 delta = " (delta %.6fs)" % d2
270 else:
271 delta = ""
272 format_msg(1, "Processing end: %s%s" %
273 (FormatTimestamp(end_ts), delta))
274 else:
275 format_msg(1, "Processing end: unknown (%s)" % str(end_ts))
276
277 if end_ts is not None and recv_ts is not None:
278 d3 = end_ts[0] - recv_ts[0] + (end_ts[1] - recv_ts[1]) / 1000000.0
279 format_msg(1, "Total processing time: %.6f seconds" % d3)
280 else:
281 format_msg(1, "Total processing time: N/A")
282 format_msg(1, "Opcodes:")
283 for (opcode, result, status, log, s_ts, x_ts, e_ts) in \
284 zip(ops, opresult, opstatus, oplog, opstart, opexec, opend):
285 format_msg(2, "%s" % opcode["OP_ID"])
286 format_msg(3, "Status: %s" % status)
287 if isinstance(s_ts, (tuple, list)):
288 format_msg(3, "Processing start: %s" % FormatTimestamp(s_ts))
289 else:
290 format_msg(3, "No processing start time")
291 if isinstance(x_ts, (tuple, list)):
292 format_msg(3, "Execution start: %s" % FormatTimestamp(x_ts))
293 else:
294 format_msg(3, "No execution start time")
295 if isinstance(e_ts, (tuple, list)):
296 format_msg(3, "Processing end: %s" % FormatTimestamp(e_ts))
297 else:
298 format_msg(3, "No processing end time")
299 format_msg(3, "Input fields:")
300 for key in utils.NiceSort(opcode.keys()):
301 if key == "OP_ID":
302 continue
303 val = opcode[key]
304 if isinstance(val, (tuple, list)):
305 val = ",".join([str(item) for item in val])
306 format_msg(4, "%s: %s" % (key, val))
307 if result is None:
308 format_msg(3, "No output data")
309 elif isinstance(result, (tuple, list)):
310 if not result:
311 format_msg(3, "Result: empty sequence")
312 else:
313 format_msg(3, "Result:")
314 for elem in result:
315 format_msg(4, result_helper(elem))
316 elif isinstance(result, dict):
317 if not result:
318 format_msg(3, "Result: empty dictionary")
319 else:
320 for key, val in result.iteritems():
321 format_msg(4, "%s: %s" % (key, result_helper(val)))
322 else:
323 format_msg(3, "Result: %s" % result)
324 format_msg(3, "Execution log:")
325 for serial, log_ts, log_type, log_msg in log:
326 time_txt = FormatTimestamp(log_ts)
327 encoded = FormatLogMessage(log_type, log_msg)
328 format_msg(4, "%s:%s:%s %s" % (serial, time_txt, log_type, encoded))
329 return 0
330
331
333 """Follow a job and print its output as it arrives.
334
335 @param opts: the command line options selected by the user
336 @type args: list
337 @param args: Contains the job ID
338 @rtype: int
339 @return: the desired exit code
340
341 """
342 job_id = args[0]
343
344 msg = ("Output from job %s follows" % job_id)
345 ToStdout(msg)
346 ToStdout("-" * len(msg))
347
348 retcode = 0
349 try:
350 cli.PollJob(job_id)
351 except errors.GenericError, err:
352 (retcode, job_result) = cli.FormatError(err)
353 ToStderr("Job %s failed: %s", job_id, job_result)
354
355 return retcode
356
357
358 commands = {
359 'list': (
360 ListJobs, [ArgJobId()],
361 [NOHDR_OPT, SEP_OPT, FIELDS_OPT],
362 "[job_id ...]",
363 "List the jobs and their status. The available fields are"
364 " (see the man page for details): id, status, op_list,"
365 " op_status, op_result."
366 " The default field"
367 " list is (in order): %s." % utils.CommaJoin(_LIST_DEF_FIELDS)),
368 'archive': (
369 ArchiveJobs, [ArgJobId(min=1)], [],
370 "<job-id> [<job-id> ...]", "Archive specified jobs"),
371 'autoarchive': (
372 AutoArchiveJobs,
373 [ArgSuggest(min=1, max=1, choices=["1d", "1w", "4w", "all"])],
374 [],
375 "<age>", "Auto archive jobs older than the given age"),
376 'cancel': (
377 CancelJobs, [ArgJobId(min=1)], [],
378 "<job-id> [<job-id> ...]", "Cancel specified jobs"),
379 'info': (
380 ShowJobs, [ArgJobId(min=1)], [],
381 "<job-id> [<job-id> ...]",
382 "Show detailed information about the specified jobs"),
383 'watch': (
384 WatchJob, [ArgJobId(min=1, max=1)], [],
385 "<job-id>", "Follows a job and prints its output as it arrives"),
386 }
387
388
391