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
|
// SPDX-License-Identifier: GPL-3.0-or-later
#ifndef NETDATA_PLUGINS_D_H
#define NETDATA_PLUGINS_D_H 1
#include "daemon/common.h"
#define PLUGINSD_FILE_SUFFIX ".plugin"
#define PLUGINSD_FILE_SUFFIX_LEN strlen(PLUGINSD_FILE_SUFFIX)
#define PLUGINSD_CMD_MAX (FILENAME_MAX*2)
#define PLUGINSD_STOCK_PLUGINS_DIRECTORY_PATH 0
#define PLUGINSD_KEYWORD_CHART "CHART"
#define PLUGINSD_KEYWORD_CHART_DEFINITION_END "CHART_DEFINITION_END"
#define PLUGINSD_KEYWORD_DIMENSION "DIMENSION"
#define PLUGINSD_KEYWORD_BEGIN "BEGIN"
#define PLUGINSD_KEYWORD_SET "SET"
#define PLUGINSD_KEYWORD_END "END"
#define PLUGINSD_KEYWORD_FLUSH "FLUSH"
#define PLUGINSD_KEYWORD_DISABLE "DISABLE"
#define PLUGINSD_KEYWORD_VARIABLE "VARIABLE"
#define PLUGINSD_KEYWORD_LABEL "LABEL"
#define PLUGINSD_KEYWORD_OVERWRITE "OVERWRITE"
#define PLUGINSD_KEYWORD_CLABEL "CLABEL"
#define PLUGINSD_KEYWORD_CLABEL_COMMIT "CLABEL_COMMIT"
#define PLUGINSD_KEYWORD_FUNCTION "FUNCTION"
#define PLUGINSD_KEYWORD_FUNCTION_RESULT_BEGIN "FUNCTION_RESULT_BEGIN"
#define PLUGINSD_KEYWORD_FUNCTION_RESULT_END "FUNCTION_RESULT_END"
#define PLUGINSD_KEYWORD_REPLAY_CHART "REPLAY_CHART"
#define PLUGINSD_KEYWORD_REPLAY_BEGIN "RBEGIN"
#define PLUGINSD_KEYWORD_REPLAY_SET "RSET"
#define PLUGINSD_KEYWORD_REPLAY_RRDDIM_STATE "RDSTATE"
#define PLUGINSD_KEYWORD_REPLAY_RRDSET_STATE "RSSTATE"
#define PLUGINSD_KEYWORD_REPLAY_END "REND"
#define PLUGINSD_KEYWORD_BEGIN_V2 "BEGIN2"
#define PLUGINSD_KEYWORD_SET_V2 "SET2"
#define PLUGINSD_KEYWORD_END_V2 "END2"
#define PLUGINSD_KEYWORD_HOST_DEFINE "HOST_DEFINE"
#define PLUGINSD_KEYWORD_HOST_DEFINE_END "HOST_DEFINE_END"
#define PLUGINSD_KEYWORD_HOST_LABEL "HOST_LABEL"
#define PLUGINSD_KEYWORD_HOST "HOST"
#define PLUGINSD_KEYWORD_EXIT "EXIT"
#define PLUGINS_FUNCTIONS_TIMEOUT_DEFAULT 10 // seconds
#define PLUGINSD_LINE_MAX_SSL_READ 512
#define PLUGINSD_MAX_WORDS 20
#define PLUGINSD_MAX_DIRECTORIES 20
extern char *plugin_directories[PLUGINSD_MAX_DIRECTORIES];
struct plugind {
char id[CONFIG_MAX_NAME+1]; // config node id
char filename[FILENAME_MAX+1]; // just the filename
char fullfilename[FILENAME_MAX+1]; // with path
char cmd[PLUGINSD_CMD_MAX+1]; // the command that it executes
size_t successful_collections; // the number of times we have seen
// values collected from this plugin
size_t serial_failures; // the number of times the plugin started
// without collecting values
RRDHOST *host; // the host the plugin collects data for
int update_every; // the plugin default data collection frequency
struct {
SPINLOCK spinlock;
bool running; // do not touch this structure after setting this to 1
bool enabled; // if this is enabled or not
netdata_thread_t thread;
pid_t pid;
} unsafe;
time_t started_t;
struct plugind *prev;
struct plugind *next;
};
extern struct plugind *pluginsd_root;
size_t pluginsd_process(RRDHOST *host, struct plugind *cd, FILE *fp_plugin_input, FILE *fp_plugin_output, int trust_durations);
void pluginsd_process_thread_cleanup(void *ptr);
size_t pluginsd_initialize_plugin_directories();
#define pluginsd_function_result_begin_to_buffer(wb, transaction, code, content_type, expires) \
buffer_sprintf(wb \
, PLUGINSD_KEYWORD_FUNCTION_RESULT_BEGIN " \"%s\" %d \"%s\" %ld\n" \
, (transaction) ? (transaction) : "" \
, (int)(code) \
, (content_type) ? (content_type) : "" \
, (long int)(expires) \
)
#define pluginsd_function_result_end_to_buffer(wb) \
buffer_strcat(wb, "\n" PLUGINSD_KEYWORD_FUNCTION_RESULT_END "\n")
#define pluginsd_function_result_begin_to_stdout(transaction, code, content_type, expires) \
fprintf(stdout \
, PLUGINSD_KEYWORD_FUNCTION_RESULT_BEGIN " \"%s\" %d \"%s\" %ld\n" \
, (transaction) ? (transaction) : "" \
, (int)(code) \
, (content_type) ? (content_type) : "" \
, (long int)(expires) \
)
#define pluginsd_function_result_end_to_stdout() \
fprintf(stdout, "\n" PLUGINSD_KEYWORD_FUNCTION_RESULT_END "\n")
#endif /* NETDATA_PLUGINS_D_H */
|
