diff options
Diffstat (limited to 'libnetdata/ebpf/ebpf.h')
| -rw-r--r-- | libnetdata/ebpf/ebpf.h | 45 |
1 files changed, 42 insertions, 3 deletions
diff --git a/libnetdata/ebpf/ebpf.h b/libnetdata/ebpf/ebpf.h index 125299672..f701e1d4d 100644 --- a/libnetdata/ebpf/ebpf.h +++ b/libnetdata/ebpf/ebpf.h @@ -5,6 +5,10 @@ #include <bpf/bpf.h> #include <bpf/libbpf.h> +#ifdef LIBBPF_DEPRECATED +#include <bpf/btf.h> +#include <linux/btf.h> +#endif #include <stdlib.h> // Necessary for stdtoul #define NETDATA_DEBUGFS "/sys/kernel/debug/tracing/" @@ -17,11 +21,25 @@ #define EBPF_CFG_LOAD_MODE_RETURN "return" #define EBPF_MAX_MODE_LENGTH 6 +#define EBPF_CFG_TYPE_FORMAT "ebpf type format" +#define EBPF_CFG_DEFAULT_PROGRAM "auto" +#define EBPF_CFG_CORE_PROGRAM "CO-RE" +#define EBPF_CFG_LEGACY_PROGRAM "legacy" + +#define EBPF_CFG_CORE_ATTACH "ebpf co-re tracing" +#define EBPF_CFG_ATTACH_TRAMPOLINE "trampoline" +#define EBPF_CFG_ATTACH_TRACEPOINT "tracepoint" +#define EBPF_CFG_ATTACH_PROBE "probe" + +#define EBPF_CFG_PROGRAM_PATH "btf path" + #define EBPF_CFG_UPDATE_EVERY "update every" #define EBPF_CFG_PID_SIZE "pid table size" #define EBPF_CFG_APPLICATION "apps" #define EBPF_CFG_CGROUP "cgroups" +#define EBPF_COMMON_FNCT_CLEAN_UP "release_task" + /** * The RedHat magic number was got doing: * @@ -57,7 +75,8 @@ enum netdata_ebpf_kernel_versions { NETDATA_EBPF_KERNEL_5_0 = 327680, // 327680 = 5 * 65536 + 0 * 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_15 = 331520 // 331520 = 5 * 65536 + 15 * 256 + NETDATA_EBPF_KERNEL_5_15 = 331520, // 331520 = 5 * 65536 + 15 * 256 + NETDATA_EBPF_KERNEL_5_16 = 331776 // 331776 = 5 * 65536 + 16 * 256 }; enum netdata_kernel_flag { @@ -68,7 +87,8 @@ 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_15 = 1 << 7, + NETDATA_V5_16 = 1 << 8 }; enum netdata_kernel_idx { @@ -79,7 +99,8 @@ enum netdata_kernel_idx { NETDATA_IDX_V5_4 , NETDATA_IDX_V5_10, NETDATA_IDX_V5_11, - NETDATA_IDX_V5_15 + NETDATA_IDX_V5_15, + NETDATA_IDX_V5_16 }; #define NETDATA_IDX_STR_V3_10 "3.10" @@ -90,6 +111,7 @@ enum netdata_kernel_idx { #define NETDATA_IDX_STR_V5_10 "5.10" #define NETDATA_IDX_STR_V5_11 "5.11" #define NETDATA_IDX_STR_V5_15 "5.15" +#define NETDATA_IDX_STR_V5_16 "5.16" /** * Minimum value has relationship with libbpf support. @@ -229,6 +251,8 @@ 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); // Histogram #define NETDATA_EBPF_HIST_MAX_BINS 24UL @@ -250,4 +274,19 @@ 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); +// BTF Section +#define EBPF_DEFAULT_BTF_FILE "/sys/kernel/btf" +#define EBPF_DEFAULT_ERROR_MSG "Cannot open or load BPF file for thread" + +// 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); +#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); +#endif + #endif /* NETDATA_EBPF_H */ |