2 * collectd - src/utils_latency_config.c
3 * Copyright (C) 2013-2016 Florian octo Forster
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice shall be included in
13 * all copies or substantial portions of the Software.
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21 * DEALINGS IN THE SOFTWARE.
24 * Florian octo Forster <octo at collectd.org>
25 * Pavel Rochnyack <pavel2000 at ngs.ru>
30 #include "utils_latency_config.h"
32 int latency_config_add_percentile(const char *plugin, latency_config_t *cl,
34 if ((ci->values_num != 1) || (ci->values[0].type != OCONFIG_TYPE_NUMBER)) {
35 ERROR("%s plugin: \"%s\" requires exactly one numeric argument.", plugin,
40 double percent = ci->values[0].value.number;
43 if ((percent <= 0.0) || (percent >= 100)) {
44 ERROR("%s plugin: The value for \"%s\" must be between 0 and 100, "
50 tmp = realloc(cl->percentile,
51 sizeof(*cl->percentile) * (cl->percentile_num + 1));
53 ERROR("%s plugin: realloc failed.", plugin);
57 cl->percentile[cl->percentile_num] = percent;
61 } /* int latency_config_add_percentile */
63 int latency_config_add_rate(const char *plugin, latency_config_t *cl,
65 if ((ci->values_num != 2) || (ci->values[0].type != OCONFIG_TYPE_NUMBER) ||
66 (ci->values[1].type != OCONFIG_TYPE_NUMBER)) {
67 ERROR("%s plugin: \"%s\" requires exactly two numeric arguments.", plugin,
72 if (ci->values[1].value.number &&
73 ci->values[1].value.number <= ci->values[0].value.number) {
74 ERROR("%s plugin: MIN must be less than MAX in \"%s\".", plugin, ci->key);
78 if (ci->values[0].value.number < 0.001) {
79 ERROR("%s plugin: MIN must be greater or equal to 0.001 in \"%s\".", plugin,
84 cdtime_t lower = DOUBLE_TO_CDTIME_T(ci->values[0].value.number);
85 cdtime_t upper = DOUBLE_TO_CDTIME_T(ci->values[1].value.number);
88 tmp = realloc(cl->rates, sizeof(*cl->rates) * (cl->rates_num + 1) * 2);
90 ERROR("%s plugin: realloc failed.", plugin);
94 cl->rates[cl->rates_num * 2] = lower;
95 cl->rates[cl->rates_num * 2 + 1] = upper;
99 } /* int latency_config_add_rate */
101 int latency_config_copy(latency_config_t *dst, const latency_config_t src) {
102 *dst = (latency_config_t){
104 .rates_num = src.rates_num,
107 .percentile_num = src.percentile_num,
108 .percentile_type = NULL,
111 /* Copy percentiles configuration */
112 dst->percentile_num = src.percentile_num;
113 dst->percentile = calloc(src.percentile_num, sizeof(*dst->percentile));
114 if (dst->percentile == NULL)
117 memcpy(dst->percentile, src.percentile,
118 (sizeof(*dst->percentile) * (src.percentile_num)));
120 if (src.percentile_type != NULL) {
121 dst->percentile_type = strdup(src.percentile_type);
122 if (dst->percentile_type == NULL) {
123 latency_config_free(*dst);
128 /* Copy rates configuration */
129 dst->rates_num = src.rates_num;
130 dst->rates = calloc(src.rates_num * 2, sizeof(*dst->rates));
131 if (dst->rates == NULL) {
132 latency_config_free(*dst);
136 memcpy(dst->rates, src.rates, (sizeof(*dst->rates) * (src.rates_num) * 2));
138 if (src.rates_type != NULL) {
139 dst->rates_type = strdup(src.rates_type);
140 if (dst->rates_type == NULL) {
141 latency_config_free(*dst);
147 } /* int latency_config_copy */
149 void latency_config_free(latency_config_t lc) {
151 sfree(lc.rates_type);
152 sfree(lc.percentile);
153 sfree(lc.percentile_type);
154 } /* void latency_config_free */