netdata/netdata

// SPDX-License-Identifier: GPL-3.0-or-later

#ifndef NETDATA_EBPF_FILESYSTEM_H
#define NETDATA_EBPF_FILESYSTEM_H 1

// Module name & description
#define NETDATA_EBPF_MODULE_NAME_FILESYSTEM "filesystem"
#define NETDATA_EBPF_FS_MODULE_DESC "Monitor filesystem latency for: btrfs, ext4, nfs, xfs and zfs."

#include "ebpf.h"

#define NETDATA_FS_MAX_DIST_NAME 64UL

#define NETDATA_FILESYSTEM_CONFIG_NAME "filesystem"

// Process configuration name
#define NETDATA_FILESYSTEM_CONFIG_FILE "filesystem.conf"

typedef struct netdata_fs_hist {
    uint32_t hist_id;
    uint32_t bin;
} netdata_fs_hist_t;

enum filesystem_limit {
    NETDATA_KEY_CALLS_READ = 24,
    NETDATA_KEY_CALLS_WRITE = 48,
    NETDATA_KEY_CALLS_OPEN = 72,
    NETDATA_KEY_CALLS_SYNC = 96
};

enum netdata_filesystem_flags {
    NETDATA_FILESYSTEM_FLAG_NO_PARTITION = 0,
    NETDATA_FILESYSTEM_LOAD_EBPF_PROGRAM = 1,
    NETDATA_FILESYSTEM_FLAG_HAS_PARTITION = 2,
    NETDATA_FILESYSTEM_FLAG_CHART_CREATED = 4,
    NETDATA_FILESYSTEM_FILL_ADDRESS_TABLE = 8,
    NETDATA_FILESYSTEM_REMOVE_CHARTS = 16,
    NETDATA_FILESYSTEM_ATTR_CHARTS = 32
};

enum netdata_filesystem_table {
    NETDATA_MAIN_FS_TABLE,
    NETDATA_ADDR_FS_TABLE
};

enum netdata_filesystem_localfs_idx {
    NETDATA_FS_LOCALFS_EXT4,
    NETDATA_FS_LOCALFS_XFS,
    NETDATA_FS_LOCALFS_NFS,
    NETDATA_FS_LOCALFS_ZFS,
    NETDATA_FS_LOCALFS_BTRFS,

    NETDATA_FS_LOCALFS_END,
};

void *ebpf_filesystem_thread(void *ptr);
extern struct config fs_config;

#endif /* NETDATA_EBPF_FILESYSTEM_H */