2 * collectd - src/utils_cmd_putnotif.c
3 * Copyright (C) 2008 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>
32 #include "utils_cmd_putnotif.h"
33 #include "utils_parse_option.h"
35 #define print_to_socket(fh, ...) \
37 if (fprintf(fh, __VA_ARGS__) < 0) { \
38 WARNING("handle_putnotif: failed to write to socket #%i: %s", \
39 fileno(fh), STRERRNO); \
45 static int set_option_severity(notification_t *n, const char *value) {
46 if (strcasecmp(value, "Failure") == 0)
47 n->severity = NOTIF_FAILURE;
48 else if (strcasecmp(value, "Warning") == 0)
49 n->severity = NOTIF_WARNING;
50 else if (strcasecmp(value, "Okay") == 0)
51 n->severity = NOTIF_OKAY;
56 } /* int set_option_severity */
58 static int set_option_time(notification_t *n, const char *value) {
63 tmp = strtod(value, &endptr);
64 if ((errno != 0) /* Overflow */
65 || (endptr == value) /* Invalid string */
66 || (endptr == NULL) /* This should not happen */
67 || (*endptr != 0)) /* Trailing chars */
70 n->time = DOUBLE_TO_CDTIME_T(tmp);
73 } /* int set_option_time */
75 static int set_option(notification_t *n, const char *option,
77 if ((n == NULL) || (option == NULL) || (value == NULL))
80 DEBUG("utils_cmd_putnotif: set_option (option = %s, value = %s);", option,
83 /* Add a meta option in the form: <type>:<key> */
84 if (option[0] != '\0' && option[1] == ':') {
85 /* Refuse empty key */
86 if (option[2] == '\0')
90 return plugin_notification_meta_add_string(n, option + 2, value);
95 if (strcasecmp("severity", option) == 0)
96 return set_option_severity(n, value);
97 else if (strcasecmp("time", option) == 0)
98 return set_option_time(n, value);
99 else if (strcasecmp("message", option) == 0)
100 sstrncpy(n->message, value, sizeof(n->message));
101 else if (strcasecmp("host", option) == 0)
102 sstrncpy(n->host, value, sizeof(n->host));
103 else if (strcasecmp("plugin", option) == 0)
104 sstrncpy(n->plugin, value, sizeof(n->plugin));
105 else if (strcasecmp("plugin_instance", option) == 0)
106 sstrncpy(n->plugin_instance, value, sizeof(n->plugin_instance));
107 else if (strcasecmp("type", option) == 0)
108 sstrncpy(n->type, value, sizeof(n->type));
109 else if (strcasecmp("type_instance", option) == 0)
110 sstrncpy(n->type_instance, value, sizeof(n->type_instance));
115 } /* int set_option */
117 int handle_putnotif(FILE *fh, char *buffer) {
119 notification_t n = {0};
122 if ((fh == NULL) || (buffer == NULL))
125 DEBUG("utils_cmd_putnotif: handle_putnotif (fh = %p, buffer = %s);",
129 status = parse_string(&buffer, &command);
131 print_to_socket(fh, "-1 Cannot parse command.\n");
134 assert(command != NULL);
136 if (strcasecmp("PUTNOTIF", command) != 0) {
137 print_to_socket(fh, "-1 Unexpected command: `%s'.\n", command);
142 while (*buffer != 0) {
146 status = parse_option(&buffer, &key, &value);
148 print_to_socket(fh, "-1 Malformed option.\n");
152 status = set_option(&n, key, value);
154 print_to_socket(fh, "-1 Error parsing option `%s'\n", key);
159 /* Check for required fields and complain if anything is missing. */
160 if ((status == 0) && (n.severity == 0)) {
161 print_to_socket(fh, "-1 Option `severity' missing.\n");
164 if ((status == 0) && (n.time == 0)) {
165 print_to_socket(fh, "-1 Option `time' missing.\n");
168 if ((status == 0) && (strlen(n.message) == 0)) {
169 print_to_socket(fh, "-1 No message or message of length 0 given.\n");
173 /* If status is still zero the notification is fine and we can finally
176 plugin_dispatch_notification(&n);
177 print_to_socket(fh, "0 Success\n");
181 } /* int handle_putnotif */