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
|
// SPDX-License-Identifier: GPL-3.0-or-later
#include "health.h"
#include "health_internals.h"
struct health_plugin_globals health_globals = {
.initialization = {
.spinlock = NETDATA_SPINLOCK_INITIALIZER,
.done = false,
},
.config = {
.enabled = true,
.stock_enabled = true,
.use_summary_for_notifications = true,
.health_log_entries_max = HEALTH_LOG_ENTRIES_DEFAULT,
.health_log_retention_s = HEALTH_LOG_RETENTION_DEFAULT,
.default_warn_repeat_every = 0,
.default_crit_repeat_every = 0,
.run_at_least_every_seconds = 10,
.postpone_alarms_during_hibernation_for_seconds = 60,
},
.prototypes = {
.dict = NULL,
}
};
bool health_plugin_enabled(void) {
return health_globals.config.enabled;
}
void health_plugin_disable(void) {
health_globals.config.enabled = false;
}
static void health_load_config_defaults(void) {
char filename[FILENAME_MAX + 1];
health_globals.config.enabled =
config_get_boolean(CONFIG_SECTION_HEALTH,
"enabled",
health_globals.config.enabled);
health_globals.config.stock_enabled =
config_get_boolean(CONFIG_SECTION_HEALTH,
"enable stock health configuration",
health_globals.config.stock_enabled);
health_globals.config.use_summary_for_notifications =
config_get_boolean(CONFIG_SECTION_HEALTH,
"use summary for notifications",
health_globals.config.use_summary_for_notifications);
health_globals.config.default_warn_repeat_every =
config_get_duration_seconds(CONFIG_SECTION_HEALTH, "default repeat warning", 0);
health_globals.config.default_crit_repeat_every =
config_get_duration_seconds(CONFIG_SECTION_HEALTH, "default repeat critical", 0);
health_globals.config.health_log_entries_max =
config_get_number(CONFIG_SECTION_HEALTH, "in memory max health log entries",
health_globals.config.health_log_entries_max);
health_globals.config.health_log_retention_s =
config_get_duration_seconds(CONFIG_SECTION_HEALTH, "health log retention", HEALTH_LOG_RETENTION_DEFAULT);
snprintfz(filename, FILENAME_MAX, "%s/alarm-notify.sh", netdata_configured_primary_plugins_dir);
health_globals.config.default_exec =
string_strdupz(config_get(CONFIG_SECTION_HEALTH, "script to execute on alarm", filename));
health_globals.config.enabled_alerts =
simple_pattern_create(config_get(CONFIG_SECTION_HEALTH, "enabled alarms", "*"),
NULL, SIMPLE_PATTERN_EXACT, true);
health_globals.config.run_at_least_every_seconds =
(int)config_get_duration_seconds(CONFIG_SECTION_HEALTH, "run at least every",
health_globals.config.run_at_least_every_seconds);
health_globals.config.postpone_alarms_during_hibernation_for_seconds =
config_get_duration_seconds(CONFIG_SECTION_HEALTH,
"postpone alarms during hibernation for",
health_globals.config.postpone_alarms_during_hibernation_for_seconds);
health_globals.config.default_recipient =
string_strdupz("root");
// ------------------------------------------------------------------------
// verify after loading
if(health_globals.config.run_at_least_every_seconds < 1)
health_globals.config.run_at_least_every_seconds = 1;
if(health_globals.config.health_log_entries_max < HEALTH_LOG_ENTRIES_MIN) {
nd_log(NDLS_DAEMON, NDLP_WARNING,
"Health configuration has invalid max log entries %u, using minimum of %u",
health_globals.config.health_log_entries_max,
HEALTH_LOG_ENTRIES_MIN);
health_globals.config.health_log_entries_max = HEALTH_LOG_ENTRIES_MIN;
config_set_number(CONFIG_SECTION_HEALTH, "in memory max health log entries",
(long)health_globals.config.health_log_entries_max);
}
else if(health_globals.config.health_log_entries_max > HEALTH_LOG_ENTRIES_MAX) {
nd_log(NDLS_DAEMON, NDLP_WARNING,
"Health configuration has invalid max log entries %u, using maximum of %u",
health_globals.config.health_log_entries_max,
HEALTH_LOG_ENTRIES_MAX);
health_globals.config.health_log_entries_max = HEALTH_LOG_ENTRIES_MAX;
config_set_number(CONFIG_SECTION_HEALTH, "in memory max health log entries",
(long)health_globals.config.health_log_entries_max);
}
if (health_globals.config.health_log_retention_s < HEALTH_LOG_MINIMUM_HISTORY) {
nd_log(NDLS_DAEMON, NDLP_WARNING,
"Health configuration has invalid health log retention %u. Using minimum %d",
health_globals.config.health_log_retention_s, HEALTH_LOG_MINIMUM_HISTORY);
health_globals.config.health_log_retention_s = HEALTH_LOG_MINIMUM_HISTORY;
config_set_duration_seconds(CONFIG_SECTION_HEALTH, "health log retention", health_globals.config.health_log_retention_s);
}
nd_log(NDLS_DAEMON, NDLP_DEBUG,
"Health log history is set to %u seconds (%u days)",
health_globals.config.health_log_retention_s, health_globals.config.health_log_retention_s / 86400);
}
inline const char *health_user_config_dir(void) {
char buffer[FILENAME_MAX + 1];
snprintfz(buffer, FILENAME_MAX, "%s/health.d", netdata_configured_user_config_dir);
return config_get(CONFIG_SECTION_DIRECTORIES, "health config", buffer);
}
inline const char *health_stock_config_dir(void) {
char buffer[FILENAME_MAX + 1];
snprintfz(buffer, FILENAME_MAX, "%s/health.d", netdata_configured_stock_config_dir);
return config_get(CONFIG_SECTION_DIRECTORIES, "stock health config", buffer);
}
void health_plugin_init(void) {
spinlock_lock(&health_globals.initialization.spinlock);
if(health_globals.initialization.done)
goto cleanup;
health_globals.initialization.done = true;
health_init_prototypes();
health_load_config_defaults();
if(!health_plugin_enabled())
goto cleanup;
health_reload_prototypes();
health_silencers_init();
cleanup:
spinlock_unlock(&health_globals.initialization.spinlock);
}
void health_plugin_destroy(void) {
;
}
void health_plugin_reload(void) {
health_reload_prototypes();
health_apply_prototypes_to_all_hosts();
}
|
