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authorDaniel Baumann <daniel.baumann@progress-linux.org>2022-11-30 18:47:00 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2022-11-30 18:47:00 +0000
commit03bf87dcb06f7021bfb2df2fa8691593c6148aff (patch)
treee16b06711a2ed77cafb4b7754be0220c3d14a9d7 /libnetdata/ebpf/ebpf.h
parentAdding upstream version 1.36.1. (diff)
downloadnetdata-03bf87dcb06f7021bfb2df2fa8691593c6148aff.tar.xz
netdata-03bf87dcb06f7021bfb2df2fa8691593c6148aff.zip
Adding upstream version 1.37.0.upstream/1.37.0
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--libnetdata/ebpf/ebpf.h96
1 files changed, 63 insertions, 33 deletions
diff --git a/libnetdata/ebpf/ebpf.h b/libnetdata/ebpf/ebpf.h
index 55b68a51e..5cff5134f 100644
--- a/libnetdata/ebpf/ebpf.h
+++ b/libnetdata/ebpf/ebpf.h
@@ -26,6 +26,12 @@
#define EBPF_CFG_CORE_PROGRAM "CO-RE"
#define EBPF_CFG_LEGACY_PROGRAM "legacy"
+#define EBPF_CFG_COLLECT_PID "collect pid"
+#define EBPF_CFG_PID_REAL_PARENT "real parent"
+#define EBPF_CFG_PID_PARENT "parent"
+#define EBPF_CFG_PID_ALL "all"
+#define EBPF_CFG_PID_INTERNAL_USAGE "not used"
+
#define EBPF_CFG_CORE_ATTACH "ebpf co-re tracing"
#define EBPF_CFG_ATTACH_TRAMPOLINE "trampoline"
#define EBPF_CFG_ATTACH_TRACEPOINT "tracepoint"
@@ -71,11 +77,15 @@
*/
enum netdata_ebpf_kernel_versions {
NETDATA_EBPF_KERNEL_4_11 = 264960, // 264960 = 4 * 65536 + 15 * 256
+ NETDATA_EBPF_KERNEL_4_14 = 265728, // 264960 = 4 * 65536 + 14 * 256
NETDATA_EBPF_KERNEL_4_15 = 265984, // 265984 = 4 * 65536 + 15 * 256
NETDATA_EBPF_KERNEL_4_17 = 266496, // 266496 = 4 * 65536 + 17 * 256
NETDATA_EBPF_KERNEL_5_0 = 327680, // 327680 = 5 * 65536 + 0 * 256
+ NETDATA_EBPF_KERNEL_5_4 = 328704, // 327680 = 5 * 65536 + 4 * 256
+ NETDATA_EBPF_KERNEL_5_5 = 328960, // 327680 = 5 * 65536 + 5 * 256
NETDATA_EBPF_KERNEL_5_10 = 330240, // 330240 = 5 * 65536 + 10 * 256
NETDATA_EBPF_KERNEL_5_11 = 330496, // 330240 = 5 * 65536 + 11 * 256
+ NETDATA_EBPF_KERNEL_5_14 = 331264, // 331264 = 5 * 65536 + 14 * 256
NETDATA_EBPF_KERNEL_5_15 = 331520, // 331520 = 5 * 65536 + 15 * 256
NETDATA_EBPF_KERNEL_5_16 = 331776 // 331776 = 5 * 65536 + 16 * 256
};
@@ -88,8 +98,9 @@ enum netdata_kernel_flag {
NETDATA_V5_4 = 1 << 4,
NETDATA_V5_10 = 1 << 5,
NETDATA_V5_11 = 1 << 6,
- NETDATA_V5_15 = 1 << 7,
- NETDATA_V5_16 = 1 << 8
+ NETDATA_V5_14 = 1 << 7,
+ NETDATA_V5_15 = 1 << 8,
+ NETDATA_V5_16 = 1 << 9
};
enum netdata_kernel_idx {
@@ -100,6 +111,7 @@ enum netdata_kernel_idx {
NETDATA_IDX_V5_4 ,
NETDATA_IDX_V5_10,
NETDATA_IDX_V5_11,
+ NETDATA_IDX_V5_14,
NETDATA_IDX_V5_15,
NETDATA_IDX_V5_16
};
@@ -111,6 +123,7 @@ enum netdata_kernel_idx {
#define NETDATA_IDX_STR_V5_4 "5.4"
#define NETDATA_IDX_STR_V5_10 "5.10"
#define NETDATA_IDX_STR_V5_11 "5.11"
+#define NETDATA_IDX_STR_V5_14 "5.14"
#define NETDATA_IDX_STR_V5_15 "5.15"
#define NETDATA_IDX_STR_V5_16 "5.16"
@@ -161,10 +174,21 @@ enum netdata_ebpf_map_type {
enum netdata_controller {
NETDATA_CONTROLLER_APPS_ENABLED,
+ NETDATA_CONTROLLER_APPS_LEVEL,
NETDATA_CONTROLLER_END
};
+// Control how Netdata will monitor PIDs (apps and cgroups)
+typedef enum netdata_apps_level {
+ NETDATA_APPS_LEVEL_REAL_PARENT,
+ NETDATA_APPS_LEVEL_PARENT,
+ NETDATA_APPS_LEVEL_ALL,
+
+ // Present only in user ring
+ NETDATA_APPS_NOT_SET
+} netdata_apps_level_t;
+
typedef struct ebpf_local_maps {
char *name;
uint32_t internal_input;
@@ -181,11 +205,14 @@ typedef struct ebpf_specify_name {
} ebpf_specify_name_t;
typedef enum netdata_ebpf_load_mode {
- EBPF_LOAD_LEGACY, // Select legacy mode, this means we will load binaries
- EBPF_LOAD_CORE, // When CO-RE is used, it is necessary to use the souce code
-
- EBPF_LOAD_PLAY_DICE // Take a look on environment and choose the best option
+ EBPF_LOAD_LEGACY = 1<<0, // Select legacy mode, this means we will load binaries
+ EBPF_LOAD_CORE = 1<<1, // When CO-RE is used, it is necessary to use the souce code
+ EBPF_LOAD_PLAY_DICE = 1<<2, // Take a look on environment and choose the best option
+ EBPF_LOADED_FROM_STOCK = 1<<3, // Configuration loaded from Stock file
+ EBPF_LOADED_FROM_USER = 1<<4 // Configuration loaded from user
} netdata_ebpf_load_mode_t;
+#define NETDATA_EBPF_LOAD_METHODS (EBPF_LOAD_LEGACY|EBPF_LOAD_CORE|EBPF_LOAD_PLAY_DICE)
+#define NETDATA_EBPF_LOAD_SOURCE (EBPF_LOADED_FROM_STOCK|EBPF_LOADED_FROM_USER)
typedef enum netdata_ebpf_program_loaded {
EBPF_LOAD_PROBE, // Attach probes on targets
@@ -227,6 +254,7 @@ typedef struct ebpf_module {
int update_every;
int global_charts;
netdata_apps_integration_flags_t apps_charts;
+ netdata_apps_level_t apps_level;
int cgroup_charts;
netdata_run_mode_t mode;
uint32_t thread_id;
@@ -242,26 +270,28 @@ typedef struct ebpf_module {
netdata_ebpf_targets_t *targets;
struct bpf_link **probe_links;
struct bpf_object *objects;
+ struct netdata_static_thread *thread;
} ebpf_module_t;
-extern int ebpf_get_kernel_version();
-extern int get_redhat_release();
-extern int has_condition_to_run(int version);
-extern char *ebpf_kernel_suffix(int version, int isrh);
-extern struct bpf_link **ebpf_load_program(char *plugins_dir, ebpf_module_t *em, int kver, int is_rhf,
+int ebpf_get_kernel_version();
+int get_redhat_release();
+int has_condition_to_run(int version);
+char *ebpf_kernel_suffix(int version, int isrh);
+struct bpf_link **ebpf_load_program(char *plugins_dir, ebpf_module_t *em, int kver, int is_rhf,
struct bpf_object **obj);
-extern void ebpf_mount_config_name(char *filename, size_t length, char *path, const char *config);
-extern int ebpf_load_config(struct config *config, char *filename);
-extern void ebpf_update_module(ebpf_module_t *em);
-extern void ebpf_update_names(ebpf_specify_name_t *opt, ebpf_module_t *em);
-extern char *ebpf_find_symbol(char *search);
-extern void ebpf_load_addresses(ebpf_addresses_t *fa, int fd);
-extern void ebpf_fill_algorithms(int *algorithms, size_t length, int algorithm);
-extern char **ebpf_fill_histogram_dimension(size_t maximum);
-extern void ebpf_update_stats(ebpf_plugin_stats_t *report, ebpf_module_t *em);
-extern void ebpf_update_controller(int fd, ebpf_module_t *em);
-extern void ebpf_update_map_size(struct bpf_map *map, ebpf_local_maps_t *lmap, ebpf_module_t *em, const char *map_name);
+void ebpf_mount_config_name(char *filename, size_t length, char *path, const char *config);
+int ebpf_load_config(struct config *config, char *filename);
+void ebpf_update_module(ebpf_module_t *em, struct btf *btf_file, int kver, int is_rh);
+void ebpf_update_names(ebpf_specify_name_t *opt, ebpf_module_t *em);
+void ebpf_adjust_apps_cgroup(ebpf_module_t *em, netdata_ebpf_program_loaded_t mode);
+char *ebpf_find_symbol(char *search);
+void ebpf_load_addresses(ebpf_addresses_t *fa, int fd);
+void ebpf_fill_algorithms(int *algorithms, size_t length, int algorithm);
+char **ebpf_fill_histogram_dimension(size_t maximum);
+void ebpf_update_stats(ebpf_plugin_stats_t *report, ebpf_module_t *em);
+void ebpf_update_controller(int fd, ebpf_module_t *em);
+void ebpf_update_map_size(struct bpf_map *map, ebpf_local_maps_t *lmap, ebpf_module_t *em, const char *map_name);
// Histogram
#define NETDATA_EBPF_HIST_MAX_BINS 24UL
@@ -312,13 +342,13 @@ typedef struct ebpf_sync_syscalls {
#endif
} ebpf_sync_syscalls_t;
-extern void ebpf_histogram_dimension_cleanup(char **ptr, size_t length);
+void ebpf_histogram_dimension_cleanup(char **ptr, size_t length);
// Tracepoint helpers
// For more information related to tracepoints read https://www.kernel.org/doc/html/latest/trace/tracepoints.html
-extern int ebpf_is_tracepoint_enabled(char *subsys, char *eventname);
-extern int ebpf_enable_tracing_values(char *subsys, char *eventname);
-extern int ebpf_disable_tracing_values(char *subsys, char *eventname);
+int ebpf_is_tracepoint_enabled(char *subsys, char *eventname);
+int ebpf_enable_tracing_values(char *subsys, char *eventname);
+int ebpf_disable_tracing_values(char *subsys, char *eventname);
// BTF Section
#define EBPF_DEFAULT_BTF_FILE "vmlinux"
@@ -328,14 +358,14 @@ extern int ebpf_disable_tracing_values(char *subsys, char *eventname);
// BTF helpers
#define NETDATA_EBPF_MAX_SYSCALL_LENGTH 255
-extern netdata_ebpf_load_mode_t epbf_convert_string_to_load_mode(char *str);
-extern netdata_ebpf_program_loaded_t ebpf_convert_core_type(char *str, netdata_run_mode_t lmode);
-extern void ebpf_select_host_prefix(char *output, size_t length, char *syscall, int kver);
+netdata_ebpf_load_mode_t epbf_convert_string_to_load_mode(char *str);
+netdata_ebpf_program_loaded_t ebpf_convert_core_type(char *str, netdata_run_mode_t lmode);
+void ebpf_select_host_prefix(char *output, size_t length, char *syscall, int kver);
#ifdef LIBBPF_MAJOR_VERSION
-extern void ebpf_adjust_thread_load(ebpf_module_t *mod, struct btf *file);
-extern struct btf *ebpf_parse_btf_file(const char *filename);
-extern struct btf *ebpf_load_btf_file(char *path, char *filename);
-extern int ebpf_is_function_inside_btf(struct btf *file, char *function);
+void ebpf_adjust_thread_load(ebpf_module_t *mod, struct btf *file);
+struct btf *ebpf_parse_btf_file(const char *filename);
+struct btf *ebpf_load_btf_file(char *path, char *filename);
+int ebpf_is_function_inside_btf(struct btf *file, char *function);
#endif
#endif /* NETDATA_EBPF_H */