1 /**
2 * collectd - src/utils_complain.c
3 * Copyright (C) 2006-2007 Florian octo Forster
4 * Copyright (C) 2008 Sebastian tokkee Harl
5 *
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License as published by the
8 * Free Software Foundation; only version 2 of the License is applicable.
9 *
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License along
16 * with this program; if not, write to the Free Software Foundation, Inc.,
17 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
18 *
19 * Authors:
20 * Florian octo Forster <octo at verplant.org>
21 * Sebastian tokkee Harl <sh at tokkee.org>
22 **/
24 #include "utils_complain.h"
25 #include "plugin.h"
27 /* vcomplain returns 0 if it did not report, 1 else */
28 static int vcomplain (int level, c_complain_t *c,
29 const char *format, va_list ap)
30 {
31 time_t now;
32 char message[512];
34 now = time (NULL);
36 if (c->last + c->interval > now)
37 return 0;
39 c->last = now;
41 if (c->interval < interval_g)
42 c->interval = interval_g;
43 else
44 c->interval *= 2;
46 if (c->interval > 86400)
47 c->interval = 86400;
49 vsnprintf (message, sizeof (message), format, ap);
50 message[sizeof (message) - 1] = '\0';
52 plugin_log (level, message);
53 return 1;
54 } /* vcomplain */
56 void c_complain (int level, c_complain_t *c, const char *format, ...)
57 {
58 va_list ap;
60 /* reset the old interval */
61 if (c->interval < 0)
62 c->interval *= -1;
64 va_start (ap, format);
65 vcomplain (level, c, format, ap);
66 va_end (ap);
67 } /* c_complain */
69 void c_complain_once (int level, c_complain_t *c, const char *format, ...)
70 {
71 va_list ap;
73 if (c->interval < 0)
74 return;
76 va_start (ap, format);
77 if (vcomplain (level, c, format, ap))
78 c->interval *= -1;
79 va_end (ap);
80 } /* c_complain_once */
82 void c_do_release (int level, c_complain_t *c, const char *format, ...)
83 {
84 char message[512];
85 va_list ap;
87 if (c->interval == 0)
88 return;
90 c->interval = 0;
92 va_start (ap, format);
93 vsnprintf (message, sizeof (message), format, ap);
94 message[sizeof (message) - 1] = '\0';
95 va_end (ap);
97 plugin_log (level, message);
98 } /* c_release */
100 /* vim: set sw=4 ts=4 tw=78 noexpandtab : */