summaryrefslogtreecommitdiffstats
path: root/src/vty/stats_vty.c
blob: 8c2ddc620cf9a749b41bfc0fd9f71552bab96375 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
/*
 * (C) 2009-2010 by Harald Welte <laforge@gnumonks.org>
 * (C) 2009-2014 by Holger Hans Peter Freyther
 * (C) 2015      by sysmocom - s.f.m.c. GmbH
 * All Rights Reserved
 *
 * SPDX-License-Identifier: GPL-2.0+
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 */

#include <stdlib.h>
#include <string.h>

#include "../../config.h"

#include <osmocom/vty/command.h>
#include <osmocom/vty/buffer.h>
#include <osmocom/vty/vty.h>
#include <osmocom/vty/telnet_interface.h>
#include <osmocom/vty/telnet_interface.h>
#include <osmocom/vty/misc.h>

#include <osmocom/core/stats.h>
#include <osmocom/core/counter.h>
#include <osmocom/core/rate_ctr.h>

#define CFG_STATS_STR "Configure stats sub-system\n"
#define CFG_REPORTER_STR "Configure a stats reporter\n"

#define SHOW_STATS_STR "Show statistical values\n"

/*! \file stats_vty.c
 *  VTY interface for statsd / statistic items
 *
 *  This code allows you to register a couple of VTY commands that
 *  permit configuration of the \ref stats functionality from the VTY.
 *
 *  Use \ref osmo_stats_vty_add_cmds once at application start-up to
 *  enable related commands.
 */

/* containing version info */
extern struct host host;

struct cmd_node cfg_stats_node = {
	CFG_STATS_NODE,
	"%s(config-stats)# ",
	1
};

static const struct value_string stats_class_strs[] = {
	{ OSMO_STATS_CLASS_GLOBAL,     "global" },
	{ OSMO_STATS_CLASS_PEER,       "peer" },
	{ OSMO_STATS_CLASS_SUBSCRIBER, "subscriber" },
	{ 0, NULL }
};

static struct osmo_stats_reporter *osmo_stats_vty2srep(struct vty *vty)
{
	if (vty->node == CFG_STATS_NODE)
		return vty->index;

	return NULL;
}

static int set_srep_parameter_str(struct vty *vty,
	int (*fun)(struct osmo_stats_reporter *, const char *),
	const char *val, const char *param_name)
{
	int rc;
	struct osmo_stats_reporter *srep = osmo_stats_vty2srep(vty);
	OSMO_ASSERT(srep);

	rc = fun(srep, val);
	if (rc < 0) {
		vty_out(vty, "%% Unable to set %s: %s%s",
			param_name, strerror(-rc), VTY_NEWLINE);
		return CMD_WARNING;
	}

	return CMD_SUCCESS;
}

static int set_srep_parameter_int(struct vty *vty,
	int (*fun)(struct osmo_stats_reporter *, int),
	const char *val, const char *param_name)
{
	int rc;
	int int_val;
	struct osmo_stats_reporter *srep = osmo_stats_vty2srep(vty);
	OSMO_ASSERT(srep);

	int_val = atoi(val);

	rc = fun(srep, int_val);
	if (rc < 0) {
		vty_out(vty, "%% Unable to set %s: %s%s",
			param_name, strerror(-rc), VTY_NEWLINE);
		return CMD_WARNING;
	}

	return CMD_SUCCESS;
}

DEFUN(cfg_stats_reporter_local_ip, cfg_stats_reporter_local_ip_cmd,
	"local-ip ADDR",
	"Set the IP address to which we bind locally\n"
	"IP Address\n")
{
	return set_srep_parameter_str(vty, osmo_stats_reporter_set_local_addr,
		argv[0], "local address");
}

DEFUN(cfg_no_stats_reporter_local_ip, cfg_no_stats_reporter_local_ip_cmd,
	"no local-ip",
	NO_STR
	"Set the IP address to which we bind locally\n")
{
	return set_srep_parameter_str(vty, osmo_stats_reporter_set_local_addr,
		NULL, "local address");
}

DEFUN(cfg_stats_reporter_remote_ip, cfg_stats_reporter_remote_ip_cmd,
	"remote-ip ADDR",
	"Set the remote IP address to which we connect\n"
	"IP Address\n")
{
	return set_srep_parameter_str(vty, osmo_stats_reporter_set_remote_addr,
		argv[0], "remote address");
}

DEFUN(cfg_stats_reporter_remote_port, cfg_stats_reporter_remote_port_cmd,
	"remote-port <1-65535>",
	"Set the remote port to which we connect\n"
	"Remote port number\n")
{
	return set_srep_parameter_int(vty, osmo_stats_reporter_set_remote_port,
		argv[0], "remote port");
}

DEFUN(cfg_stats_reporter_mtu, cfg_stats_reporter_mtu_cmd,
	"mtu <100-65535>",
	"Set the maximum packet size\n"
	"Size in byte\n")
{
	return set_srep_parameter_int(vty, osmo_stats_reporter_set_mtu,
		argv[0], "mtu");
}

DEFUN(cfg_no_stats_reporter_mtu, cfg_no_stats_reporter_mtu_cmd,
	"no mtu",
	NO_STR "Set the maximum packet size\n")
{
	return set_srep_parameter_int(vty, osmo_stats_reporter_set_mtu,
		"0", "mtu");
}

DEFUN(cfg_stats_reporter_prefix, cfg_stats_reporter_prefix_cmd,
	"prefix PREFIX",
	"Set the item name prefix\n"
	"The prefix string\n")
{
	return set_srep_parameter_str(vty, osmo_stats_reporter_set_name_prefix,
		argv[0], "prefix string");
}

DEFUN(cfg_no_stats_reporter_prefix, cfg_no_stats_reporter_prefix_cmd,
	"no prefix",
	NO_STR
	"Set the item name prefix\n")
{
	return set_srep_parameter_str(vty, osmo_stats_reporter_set_name_prefix,
		"", "prefix string");
}

DEFUN(cfg_stats_reporter_level, cfg_stats_reporter_level_cmd,
	"level (global|peer|subscriber)",
	"Set the maximum group level\n"
	"Report global groups only\n"
	"Report global and network peer related groups\n"
	"Report global, peer, and subscriber groups\n")
{
	int level = get_string_value(stats_class_strs, argv[0]);
	int rc;
	struct osmo_stats_reporter *srep = osmo_stats_vty2srep(vty);

	OSMO_ASSERT(srep);
	rc = osmo_stats_reporter_set_max_class(srep, level);
	if (rc < 0) {
		vty_out(vty, "%% Unable to set level: %s%s",
			strerror(-rc), VTY_NEWLINE);
		return CMD_WARNING;
	}

	return 0;
}

DEFUN(cfg_stats_reporter_enable, cfg_stats_reporter_enable_cmd,
	"enable",
	"Enable the reporter\n")
{
	int rc;
	struct osmo_stats_reporter *srep = osmo_stats_vty2srep(vty);
	OSMO_ASSERT(srep);

	rc = osmo_stats_reporter_enable(srep);
	if (rc < 0) {
		vty_out(vty, "%% Unable to enable the reporter: %s%s",
			strerror(-rc), VTY_NEWLINE);
		return CMD_WARNING;
	}

	return CMD_SUCCESS;
}

DEFUN(cfg_stats_reporter_disable, cfg_stats_reporter_disable_cmd,
	"disable",
	"Disable the reporter\n")
{
	int rc;
	struct osmo_stats_reporter *srep = osmo_stats_vty2srep(vty);
	OSMO_ASSERT(srep);

	rc = osmo_stats_reporter_disable(srep);
	if (rc < 0) {
		vty_out(vty, "%% Unable to disable the reporter: %s%s",
			strerror(-rc), VTY_NEWLINE);
		return CMD_WARNING;
	}

	return CMD_SUCCESS;
}

DEFUN(cfg_stats_reporter_statsd, cfg_stats_reporter_statsd_cmd,
	"stats reporter statsd",
	CFG_STATS_STR CFG_REPORTER_STR "Report to a STATSD server\n")
{
	struct osmo_stats_reporter *srep;

	srep = osmo_stats_reporter_find(OSMO_STATS_REPORTER_STATSD, NULL);
	if (!srep) {
		srep = osmo_stats_reporter_create_statsd(NULL);
		if (!srep) {
			vty_out(vty, "%% Unable to create statsd reporter%s",
				VTY_NEWLINE);
			return CMD_WARNING;
		}
		srep->max_class = OSMO_STATS_CLASS_GLOBAL;
		/* TODO: if needed, add osmo_stats_add_reporter(srep); */
	}

	vty->index = srep;
	vty->node = CFG_STATS_NODE;

	return CMD_SUCCESS;
}

DEFUN(cfg_stats_interval, cfg_stats_interval_cmd,
	"stats interval <1-65535>",
	CFG_STATS_STR "Set the reporting interval\n"
	"Interval in seconds\n")
{
	int rc;
	int interval = atoi(argv[0]);
	rc = osmo_stats_set_interval(interval);
	if (rc < 0) {
		vty_out(vty, "%% Unable to set interval: %s%s",
			strerror(-rc), VTY_NEWLINE);
		return CMD_WARNING;
	}

	return CMD_SUCCESS;
}


DEFUN(cfg_no_stats_reporter_statsd, cfg_no_stats_reporter_statsd_cmd,
	"no stats reporter statsd",
	NO_STR CFG_STATS_STR CFG_REPORTER_STR "Report to a STATSD server\n")
{
	struct osmo_stats_reporter *srep;

	srep = osmo_stats_reporter_find(OSMO_STATS_REPORTER_STATSD, NULL);
	if (!srep) {
		vty_out(vty, "%% No statsd logging active%s",
			VTY_NEWLINE);
		return CMD_WARNING;
	}

	osmo_stats_reporter_free(srep);

	return CMD_SUCCESS;
}

DEFUN(cfg_stats_reporter_log, cfg_stats_reporter_log_cmd,
	"stats reporter log",
	CFG_STATS_STR CFG_REPORTER_STR "Report to the logger\n")
{
	struct osmo_stats_reporter *srep;

	srep = osmo_stats_reporter_find(OSMO_STATS_REPORTER_LOG, NULL);
	if (!srep) {
		srep = osmo_stats_reporter_create_log(NULL);
		if (!srep) {
			vty_out(vty, "%% Unable to create log reporter%s",
				VTY_NEWLINE);
			return CMD_WARNING;
		}
		srep->max_class = OSMO_STATS_CLASS_GLOBAL;
		/* TODO: if needed, add osmo_stats_add_reporter(srep); */
	}

	vty->index = srep;
	vty->node = CFG_STATS_NODE;

	return CMD_SUCCESS;
}

DEFUN(cfg_no_stats_reporter_log, cfg_no_stats_reporter_log_cmd,
	"no stats reporter log",
	NO_STR CFG_STATS_STR CFG_REPORTER_STR "Report to the logger\n")
{
	struct osmo_stats_reporter *srep;

	srep = osmo_stats_reporter_find(OSMO_STATS_REPORTER_LOG, NULL);
	if (!srep) {
		vty_out(vty, "%% No log reporting active%s",
			VTY_NEWLINE);
		return CMD_WARNING;
	}

	osmo_stats_reporter_free(srep);

	return CMD_SUCCESS;
}

DEFUN(show_stats,
      show_stats_cmd,
      "show stats",
      SHOW_STR SHOW_STATS_STR)
{
	vty_out_statistics_full(vty, "");

	return CMD_SUCCESS;
}

DEFUN(show_stats_level,
      show_stats_level_cmd,
      "show stats level (global|peer|subscriber)",
      SHOW_STR SHOW_STATS_STR
      "Set the maximum group level\n"
      "Show global groups only\n"
      "Show global and network peer related groups\n"
      "Show global, peer, and subscriber groups\n")
{
	int level = get_string_value(stats_class_strs, argv[0]);
	vty_out_statistics_partial(vty, "", level);

	return CMD_SUCCESS;
}

static int asciidoc_handle_counter(struct osmo_counter *counter, void *sctx_)
{
	struct vty *vty = sctx_;
	char *name = osmo_asciidoc_escape(counter->name);
	char *description = osmo_asciidoc_escape(counter->description);

	/* | name | This document & | description | */
	vty_out(vty, "| %s | <<ungroup_counter_%s>> | %s%s",
		name,
		name,
		description ? description : "",
		VTY_NEWLINE);

	talloc_free(name);
	talloc_free(description);

	return 0;
}

static void asciidoc_counter_generate(struct vty *vty)
{
	if (osmo_counters_count() == 0)
	{
		vty_out(vty, "// there are no ungrouped osmo_counters%s",
			VTY_NEWLINE);
		return;
	}

	vty_out(vty, "// ungrouped osmo_counters%s", VTY_NEWLINE);
	vty_out(vty, ".ungrouped osmo counters%s", VTY_NEWLINE);
	vty_out(vty, "[options=\"header\"]%s", VTY_NEWLINE);
	vty_out(vty, "|===%s", VTY_NEWLINE);
	vty_out(vty, "| Name | Reference | Description%s", VTY_NEWLINE);
	osmo_counters_for_each(asciidoc_handle_counter, vty);
	vty_out(vty, "|===%s", VTY_NEWLINE);
}

static int asciidoc_rate_ctr_handler(
	struct rate_ctr_group *ctrg, struct rate_ctr *ctr,
	const struct rate_ctr_desc *desc, void *sctx_)
{
	struct vty *vty = sctx_;
	char *name = osmo_asciidoc_escape(desc->name);
	char *description = osmo_asciidoc_escape(desc->description);
	char *group_name_prefix = osmo_asciidoc_escape(ctrg->desc->group_name_prefix);

	/* | Name | This document & | Description | */
	vty_out(vty, "| %s | <<%s_%s>> | %s%s",
		name,
		group_name_prefix,
		name,
		description ? description : NULL,
		VTY_NEWLINE);

	/* description seems to be optional */
	talloc_free(name);
	talloc_free(group_name_prefix);
	talloc_free(description);

	return 0;
}

static int asciidoc_rate_ctr_group_handler(struct rate_ctr_group *ctrg, void *sctx_)
{
	struct vty *vty = sctx_;

	char *group_description = osmo_asciidoc_escape(ctrg->desc->group_description);
	char *group_name_prefix = osmo_asciidoc_escape(ctrg->desc->group_name_prefix);

	vty_out(vty, "// rate_ctr_group table %s%s", group_description, VTY_NEWLINE);
	vty_out(vty, ".%s - %s%s", group_name_prefix, group_description, VTY_NEWLINE);
	vty_out(vty, "[options=\"header\"]%s", VTY_NEWLINE);
	vty_out(vty, "|===%s", VTY_NEWLINE);
	vty_out(vty, "| Name | Reference | Description%s", VTY_NEWLINE);
	rate_ctr_for_each_counter(ctrg, asciidoc_rate_ctr_handler, sctx_);
	vty_out(vty, "|===%s", VTY_NEWLINE);

	talloc_free(group_name_prefix);
	talloc_free(group_description);

	return 0;
}

static int asciidoc_osmo_stat_item_handler(
	struct osmo_stat_item_group *statg, struct osmo_stat_item *item, void *sctx_)
{
	struct vty *vty = sctx_;

	char *name = osmo_asciidoc_escape(item->desc->name);
	char *description = osmo_asciidoc_escape(item->desc->description);
	char *group_name_prefix = osmo_asciidoc_escape(statg->desc->group_name_prefix);
	char *unit = osmo_asciidoc_escape(item->desc->unit);

	/* | Name | Reference | Description | Unit | */
	vty_out(vty, "| %s | <<%s_%s>> | %s | %s%s",
		name,
		group_name_prefix,
		name,
		description ? description : "",
		unit ? unit : "",
		VTY_NEWLINE);

	talloc_free(name);
	talloc_free(group_name_prefix);
	talloc_free(description);
	talloc_free(unit);

	return 0;
}

static int asciidoc_osmo_stat_item_group_handler(struct osmo_stat_item_group *statg, void *sctx_)
{
	char *group_name_prefix = osmo_asciidoc_escape(statg->desc->group_name_prefix);
	char *group_description = osmo_asciidoc_escape(statg->desc->group_description);

	struct vty *vty = sctx_;
	vty_out(vty, "%s%s", group_description ? group_description : "" , VTY_NEWLINE);

	vty_out(vty, "// osmo_stat_item_group table %s%s", group_description ? group_description : "", VTY_NEWLINE);
	vty_out(vty, ".%s - %s%s", group_name_prefix, group_description ? group_description : "", VTY_NEWLINE);
	vty_out(vty, "[options=\"header\"]%s", VTY_NEWLINE);
	vty_out(vty, "|===%s", VTY_NEWLINE);
	vty_out(vty, "| Name | Reference | Description | Unit%s", VTY_NEWLINE);
	osmo_stat_item_for_each_item(statg, asciidoc_osmo_stat_item_handler, sctx_);
	vty_out(vty, "|===%s", VTY_NEWLINE);

	talloc_free(group_name_prefix);
	talloc_free(group_description);

	return 0;
}

DEFUN(show_stats_asciidoc_table,
      show_stats_asciidoc_table_cmd,
      "show asciidoc counters",
      SHOW_STR "Asciidoc generation\n" "Generate table of all registered counters\n")
{
	vty_out(vty, "// autogenerated by show asciidoc counters%s", VTY_NEWLINE);
	vty_out(vty, "These counters and their description based on %s %s (%s).%s%s",
		host.app_info->name,
		host.app_info->version,
		host.app_info->name ? host.app_info->name : "", VTY_NEWLINE, VTY_NEWLINE);
	/* 2x VTY_NEWLINE are intentional otherwise it would interpret the first table header
	 * as usual text*/
	vty_out(vty, "=== Rate Counters%s%s", VTY_NEWLINE, VTY_NEWLINE);
	vty_out(vty, "// generating tables for rate_ctr_group%s", VTY_NEWLINE);
	rate_ctr_for_each_group(asciidoc_rate_ctr_group_handler, vty);

	vty_out(vty, "== Osmo Stat Items%s%s", VTY_NEWLINE, VTY_NEWLINE);
	vty_out(vty, "// generating tables for osmo_stat_items%s", VTY_NEWLINE);
	osmo_stat_item_for_each_group(asciidoc_osmo_stat_item_group_handler, vty);

	vty_out(vty, "== Osmo Counters%s%s", VTY_NEWLINE, VTY_NEWLINE);
	vty_out(vty, "// generating tables for osmo_counters%s", VTY_NEWLINE);
	asciidoc_counter_generate(vty);
	return CMD_SUCCESS;
}

static int rate_ctr_group_handler(struct rate_ctr_group *ctrg, void *sctx_)
{
	struct vty *vty = sctx_;
	vty_out(vty, "%s %u:%s", ctrg->desc->group_description, ctrg->idx, VTY_NEWLINE);
	vty_out_rate_ctr_group_fmt(vty, "%25n: %10c (%S/s %M/m %H/h %D/d) %d", ctrg);
	return 0;
}

DEFUN(show_rate_counters,
      show_rate_counters_cmd,
      "show rate-counters",
      SHOW_STR "Show all rate counters\n")
{
	rate_ctr_for_each_group(rate_ctr_group_handler, vty);
	return CMD_SUCCESS;
}

static int config_write_stats_reporter(struct vty *vty, struct osmo_stats_reporter *srep)
{
	if (srep == NULL)
		return 0;

	switch (srep->type) {
	case OSMO_STATS_REPORTER_STATSD:
		vty_out(vty, "stats reporter statsd%s", VTY_NEWLINE);
		break;
	case OSMO_STATS_REPORTER_LOG:
		vty_out(vty, "stats reporter log%s", VTY_NEWLINE);
		break;
	}

	vty_out(vty, "  disable%s", VTY_NEWLINE);

	if (srep->have_net_config) {
		if (srep->dest_addr_str)
			vty_out(vty, "  remote-ip %s%s",
				srep->dest_addr_str, VTY_NEWLINE);
		if (srep->dest_port)
			vty_out(vty, "  remote-port %d%s",
				srep->dest_port, VTY_NEWLINE);
		if (srep->bind_addr_str)
			vty_out(vty, "  local-ip %s%s",
				srep->bind_addr_str, VTY_NEWLINE);
		if (srep->mtu)
			vty_out(vty, "  mtu %d%s",
				srep->mtu, VTY_NEWLINE);
	}

	if (srep->max_class)
		vty_out(vty, "  level %s%s",
			get_value_string(stats_class_strs, srep->max_class),
			VTY_NEWLINE);

	if (srep->name_prefix && *srep->name_prefix)
		vty_out(vty, "  prefix %s%s",
			srep->name_prefix, VTY_NEWLINE);
	else
		vty_out(vty, "  no prefix%s", VTY_NEWLINE);

	if (srep->enabled)
		vty_out(vty, "  enable%s", VTY_NEWLINE);

	return 1;
}

static int config_write_stats(struct vty *vty)
{
	struct osmo_stats_reporter *srep;

	/* TODO: loop through all reporters */
	srep = osmo_stats_reporter_find(OSMO_STATS_REPORTER_STATSD, NULL);
	config_write_stats_reporter(vty, srep);
	srep = osmo_stats_reporter_find(OSMO_STATS_REPORTER_LOG, NULL);
	config_write_stats_reporter(vty, srep);

	vty_out(vty, "stats interval %d%s", osmo_stats_config->interval, VTY_NEWLINE);

	return 1;
}

/*! Add stats related commands to the VTY
 *  Call this once during your application initialization if you would
 *  like to have stats VTY commands enabled.
 */
void osmo_stats_vty_add_cmds()
{
	install_element_ve(&show_stats_cmd);
	install_element_ve(&show_stats_level_cmd);

	install_element(CONFIG_NODE, &cfg_stats_reporter_statsd_cmd);
	install_element(CONFIG_NODE, &cfg_no_stats_reporter_statsd_cmd);
	install_element(CONFIG_NODE, &cfg_stats_reporter_log_cmd);
	install_element(CONFIG_NODE, &cfg_no_stats_reporter_log_cmd);
	install_element(CONFIG_NODE, &cfg_stats_interval_cmd);

	install_node(&cfg_stats_node, config_write_stats);

	install_element(CFG_STATS_NODE, &cfg_stats_reporter_local_ip_cmd);
	install_element(CFG_STATS_NODE, &cfg_no_stats_reporter_local_ip_cmd);
	install_element(CFG_STATS_NODE, &cfg_stats_reporter_remote_ip_cmd);
	install_element(CFG_STATS_NODE, &cfg_stats_reporter_remote_port_cmd);
	install_element(CFG_STATS_NODE, &cfg_stats_reporter_mtu_cmd);
	install_element(CFG_STATS_NODE, &cfg_no_stats_reporter_mtu_cmd);
	install_element(CFG_STATS_NODE, &cfg_stats_reporter_prefix_cmd);
	install_element(CFG_STATS_NODE, &cfg_no_stats_reporter_prefix_cmd);
	install_element(CFG_STATS_NODE, &cfg_stats_reporter_level_cmd);
	install_element(CFG_STATS_NODE, &cfg_stats_reporter_enable_cmd);
	install_element(CFG_STATS_NODE, &cfg_stats_reporter_disable_cmd);

	install_element_ve(&show_stats_asciidoc_table_cmd);
	install_element_ve(&show_rate_counters_cmd);
}