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1 // SPDX-License-Identifier: GPL-3.0-or-later
2
3 #ifndef NETDATA_COLLECTOR_EBPF_LIBRARY_H
4 #define NETDATA_COLLECTOR_EBPF_LIBRARY_H 1
5
6 #include <stdint.h>
7 #include "../ebpf_socket_ipc.h"
8
9 typedef struct netdata_publish_syscall netdata_publish_syscall_t;
10 typedef struct netdata_syscall_stat netdata_syscall_stat_t;
11 typedef struct ebpf_module ebpf_module_t;
12 typedef struct ebpf_target ebpf_target_t;
13 typedef struct ebpf_tracepoint ebpf_tracepoint_t;
14 typedef struct aral ARAL;
15 typedef struct config config;
16
17 /*****************************************************************
18 *
19 * DIMENSION WRITING FUNCTIONS
20 *
21 *****************************************************************/
22
23 void write_chart_dimension(const char *dim, long long value);
24 void ebpf_write_global_dimension(char *name, char *id, char *algorithm);
25 void ebpf_create_global_dimension(void *ptr, int end);
26
27 /*****************************************************************
28 *
29 * CHART WRITING FUNCTIONS
30 *
31 *****************************************************************/
32
33 void write_count_chart(char *name, char *family, netdata_publish_syscall_t *move, uint32_t end);
34 void write_err_chart(char *name, char *family, netdata_publish_syscall_t *move, int end);
35 void ebpf_one_dimension_write_charts(char *family, char *chart, char *dim, long long v1);
36 void write_io_chart(char *chart, char *family, char *dwrite, long long vwrite, char *dread, long long vread);
37 void write_histogram_chart(char *family, char *name, const uint64_t *hist, char **dimensions, uint32_t end);
38
39 /*****************************************************************
40 *
41 * CHART CREATION FUNCTIONS
42 *
43 *****************************************************************/
44
45 void ebpf_write_chart_cmd(
46 char *type,
47 char *id,
48 char *suffix,
49 char *title,
50 char *units,
51 char *family,
52 char *charttype,
53 char *context,
54 int order,
55 int update_every,
56 char *module);
57
58 void ebpf_write_chart_obsolete(
59 char *type,
60 const char *id,
61 char *suffix,
62 char *title,
63 char *units,
64 char *family,
65 char *charttype,
66 const char *context,
67 int order,
68 int update_every);
69
70 void ebpf_create_chart(
71 char *type,
72 char *id,
73 char *title,
74 char *units,
75 char *family,
76 char *context,
77 char *charttype,
78 int order,
79 void (*ncd)(void *, int),
80 void *move,
81 int end,
82 int update_every,
83 char *module);
84
85 /*****************************************************************
86 *
87 * ARAL STATISTIC CHARTS
88 *
89 *****************************************************************/
90
91 int ebpf_statistic_create_aral_chart(char *name, ebpf_module_t *em);
92 void ebpf_statistic_obsolete_aral_chart(ebpf_module_t *em, int prio);
93 void ebpf_send_data_aral_chart(ARAL *memory, ebpf_module_t *em);
94
95 /*****************************************************************
96 *
97 * CONFIG FILE PARSER FUNCTIONS
98 *
99 *****************************************************************/
100
101 void ebpf_how_to_load(const char *ptr);
102 void ebpf_set_apps_mode(netdata_apps_integration_flags_t value);
103 void ebpf_update_interval(int update_every);
104 void ebpf_update_table_size();
105 void ebpf_update_lifetime();
106 void ebpf_set_load_mode(netdata_ebpf_load_mode_t load, netdata_ebpf_load_mode_t origin);
107 void ebpf_update_load_mode(const char *str, netdata_ebpf_load_mode_t origin);
108 void ebpf_update_map_per_core();
109 void ebpf_set_ipc_value(const char *integration);
110 void ebpf_parse_ipc_section();
111 void ebpf_set_thread_mode(netdata_run_mode_t lmode);
112 void ebpf_enable_chart(int idx, int disable_cgroup);
113 void ebpf_enable_specific_chart(ebpf_module_t *em, int disable_cgroup);
114 void read_collector_values(int *disable_cgroups, int update_every, netdata_ebpf_load_mode_t origin);
115 void parse_network_viewer_section(struct config *cfg);
116 void ebpf_parse_service_name_section(struct config *cfg);
117 void ebpf_parse_ports(const char *ptr);
118 void ebpf_parse_ips_unsafe(const char *ptr);
119 void ebpf_read_local_addresses_unsafe();
120 int ebpf_load_collector_config(char *path, int *disable_cgroups, int update_every);
121 void ebpf_load_thread_config();
122
123 /*****************************************************************
124 *
125 * FUNCTIONS TO CREATE CHARTS
126 *
127 *****************************************************************/
128
129 void ebpf_create_apps_for_module(ebpf_module_t *em, ebpf_target_t *root);
130 void ebpf_create_apps_charts(ebpf_target_t *root);
131
132 /*****************************************************************
133 *
134 * FUNCTIONS TO READ GLOBAL HASH TABLES
135 *
136 *****************************************************************/
137
138 void ebpf_read_global_table_stats(
139 netdata_idx_t *stats,
140 netdata_idx_t *values,
141 int map_fd,
142 int maps_per_core,
143 uint32_t begin,
144 uint32_t end);
145
146 /*****************************************************************
147 *
148 * FUNCTIONS TO DEFINE OPTIONS
149 *
150 *****************************************************************/
151
152 void ebpf_global_labels(
153 netdata_syscall_stat_t *is,
154 netdata_publish_syscall_t *pio,
155 char **dim,
156 char **name,
157 int *algorithm,
158 int end);
159
160 void disable_all_global_charts();
161 void ebpf_disable_cgroups();
162 void ebpf_update_disabled_plugin_stats(ebpf_module_t *em);
163 void ebpf_print_help();
164
165 /*****************************************************************
166 *
167 * TRACEPOINT MANAGEMENT FUNCTIONS
168 *
169 *****************************************************************/
170
171 int ebpf_enable_tracepoint(ebpf_tracepoint_t *tp);
172 int ebpf_disable_tracepoint(ebpf_tracepoint_t *tp);
173 uint32_t ebpf_enable_tracepoints(ebpf_tracepoint_t *tps);
174
175 /*****************************************************************
176 *
177 * AUXILIARY FUNCTIONS USED DURING INITIALIZATION
178 *
179 *****************************************************************/
180
181 void read_local_ports(char *filename, uint8_t proto);
182
183 #endif /* NETDATA_COLLECTOR_EBPF_LIBRARY_H */