Ejemplo n.º 1
0
// the main method for searching the URLs of a netdata
int registry_request_search_json(RRDHOST *host, struct web_client *w, char *person_guid, char *machine_guid, char *url, char *request_machine, time_t when) {
    if(!registry.enabled)
        return registry_json_disabled(host, w, "search");

    registry_lock();

    REGISTRY_MACHINE *m = registry_request_machine(person_guid, machine_guid, url, request_machine, when);
    if(!m) {
        registry_json_header(host, w, "search", REGISTRY_STATUS_FAILED);
        registry_json_footer(w);
        registry_unlock();
        return 404;
    }

    registry_json_header(host, w, "search", REGISTRY_STATUS_OK);

    buffer_strcat(w->response.data, ",\n\t\"urls\": [");
    struct registry_json_walk_person_urls_callback c = { NULL, m, w, 0 };
    dictionary_get_all(m->machine_urls, registry_json_machine_url_callback, &c);
    buffer_strcat(w->response.data, "\n\t]\n");

    registry_json_footer(w);
    registry_unlock();
    return 200;
}
void *proc_diskspace_main(void *ptr) {
    struct netdata_static_thread *static_thread = (struct netdata_static_thread *)ptr;

    info("DISKSPACE thread created with task id %d", gettid());

    if(pthread_setcanceltype(PTHREAD_CANCEL_DEFERRED, NULL) != 0)
        error("DISKSPACE: Cannot set pthread cancel type to DEFERRED.");

    if(pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL) != 0)
        error("DISKSPACE: Cannot set pthread cancel state to ENABLE.");

    int vdo_cpu_netdata = config_get_boolean("plugin:proc", "netdata server resources", 1);

    int update_every = (int)config_get_number(CONFIG_SECTION_DISKSPACE, "update every", localhost->rrd_update_every);
    if(update_every < localhost->rrd_update_every)
        update_every = localhost->rrd_update_every;

    check_for_new_mountpoints_every = (int)config_get_number(CONFIG_SECTION_DISKSPACE, "check for new mount points every", check_for_new_mountpoints_every);
    if(check_for_new_mountpoints_every < update_every)
        check_for_new_mountpoints_every = update_every;

    struct rusage thread;

    usec_t duration = 0;
    usec_t step = update_every * USEC_PER_SEC;
    heartbeat_t hb;
    heartbeat_init(&hb);
    for(;;) {
        duration = heartbeat_dt_usec(&hb);
        /* usec_t hb_dt = */ heartbeat_next(&hb, step);

        if(unlikely(netdata_exit)) break;


        // --------------------------------------------------------------------------
        // this is smart enough not to reload it every time

        mountinfo_reload(0);


        // --------------------------------------------------------------------------
        // disk space metrics

        struct mountinfo *mi;
        for(mi = disk_mountinfo_root; mi; mi = mi->next) {

            if(unlikely(mi->flags & (MOUNTINFO_IS_DUMMY | MOUNTINFO_IS_BIND)))
                continue;

            do_disk_space_stats(mi, update_every);
            if(unlikely(netdata_exit)) break;
        }

        if(unlikely(netdata_exit)) break;

        dictionary_get_all(dict_mountpoints, mount_point_cleanup, NULL);

        if(vdo_cpu_netdata) {
            static RRDSET *stcpu_thread = NULL, *st_duration = NULL;
            static RRDDIM *rd_user = NULL, *rd_system = NULL, *rd_duration = NULL;

            // ----------------------------------------------------------------

            getrusage(RUSAGE_THREAD, &thread);

            if(!stcpu_thread) {
                stcpu_thread = rrdset_find_localhost("netdata.plugin_diskspace");
                if(!stcpu_thread)
                    stcpu_thread = rrdset_create_localhost(
                            "netdata"
                            , "plugin_diskspace"
                            , NULL
                            , "diskspace"
                            , NULL
                            , "NetData Disk Space Plugin CPU usage"
                            , "milliseconds/s"
                            , 132020
                            , update_every
                            , RRDSET_TYPE_STACKED
                    );

                rd_user   = rrddim_add(stcpu_thread, "user", NULL, 1, 1000, RRD_ALGORITHM_INCREMENTAL);
                rd_system = rrddim_add(stcpu_thread, "system", NULL, 1, 1000, RRD_ALGORITHM_INCREMENTAL);
            }
            else
                rrdset_next(stcpu_thread);

            rrddim_set_by_pointer(stcpu_thread, rd_user, thread.ru_utime.tv_sec * 1000000ULL + thread.ru_utime.tv_usec);
            rrddim_set_by_pointer(stcpu_thread, rd_system, thread.ru_stime.tv_sec * 1000000ULL + thread.ru_stime.tv_usec);
            rrdset_done(stcpu_thread);

            // ----------------------------------------------------------------

            if(!st_duration) {
                st_duration = rrdset_find_localhost("netdata.plugin_diskspace_dt");
                if(!st_duration)
                    st_duration = rrdset_create_localhost(
                            "netdata"
                            , "plugin_diskspace_dt"
                            , NULL
                            , "diskspace"
                            , NULL
                            , "NetData Disk Space Plugin Duration"
                            , "milliseconds/run"
                            , 132021
                            , update_every
                            , RRDSET_TYPE_AREA
                    );

                rd_duration = rrddim_add(st_duration, "duration", NULL, 1, 1000, RRD_ALGORITHM_ABSOLUTE);
            }
            else
                rrdset_next(st_duration);

            rrddim_set_by_pointer(st_duration, rd_duration, duration);
            rrdset_done(st_duration);

            // ----------------------------------------------------------------

            if(unlikely(netdata_exit)) break;
        }
    }

    info("DISKSPACE thread exiting");

    static_thread->enabled = 0;
    pthread_exit(NULL);
    return NULL;
}
Ejemplo n.º 3
0
void *proc_diskspace_main(void *ptr) {
    netdata_thread_cleanup_push(diskspace_main_cleanup, ptr);

    int vdo_cpu_netdata = config_get_boolean("plugin:proc", "netdata server resources", 1);

    cleanup_mount_points = config_get_boolean(CONFIG_SECTION_DISKSPACE, "remove charts of unmounted disks" , cleanup_mount_points);

    int update_every = (int)config_get_number(CONFIG_SECTION_DISKSPACE, "update every", localhost->rrd_update_every);
    if(update_every < localhost->rrd_update_every)
        update_every = localhost->rrd_update_every;

    check_for_new_mountpoints_every = (int)config_get_number(CONFIG_SECTION_DISKSPACE, "check for new mount points every", check_for_new_mountpoints_every);
    if(check_for_new_mountpoints_every < update_every)
        check_for_new_mountpoints_every = update_every;

    struct rusage thread;

    usec_t duration = 0;
    usec_t step = update_every * USEC_PER_SEC;
    heartbeat_t hb;
    heartbeat_init(&hb);
    while(!netdata_exit) {
        duration = heartbeat_dt_usec(&hb);
        /* usec_t hb_dt = */ heartbeat_next(&hb, step);

        if(unlikely(netdata_exit)) break;


        // --------------------------------------------------------------------------
        // this is smart enough not to reload it every time

        mountinfo_reload(0);


        // --------------------------------------------------------------------------
        // disk space metrics

        struct mountinfo *mi;
        for(mi = disk_mountinfo_root; mi; mi = mi->next) {

            if(unlikely(mi->flags & (MOUNTINFO_IS_DUMMY | MOUNTINFO_IS_BIND)))
                continue;

            do_disk_space_stats(mi, update_every);
            if(unlikely(netdata_exit)) break;
        }

        if(unlikely(netdata_exit)) break;

        if(dict_mountpoints)
            dictionary_get_all(dict_mountpoints, mount_point_cleanup, NULL);

        if(vdo_cpu_netdata) {
            static RRDSET *stcpu_thread = NULL, *st_duration = NULL;
            static RRDDIM *rd_user = NULL, *rd_system = NULL, *rd_duration = NULL;

            // ----------------------------------------------------------------

            getrusage(RUSAGE_THREAD, &thread);

            if(unlikely(!stcpu_thread)) {
                stcpu_thread = rrdset_create_localhost(
                        "netdata"
                        , "plugin_diskspace"
                        , NULL
                        , "diskspace"
                        , NULL
                        , "NetData Disk Space Plugin CPU usage"
                        , "milliseconds/s"
                        , "diskspace"
                        , NULL
                        , 132020
                        , update_every
                        , RRDSET_TYPE_STACKED
                );

                rd_user   = rrddim_add(stcpu_thread, "user", NULL, 1, 1000, RRD_ALGORITHM_INCREMENTAL);
                rd_system = rrddim_add(stcpu_thread, "system", NULL, 1, 1000, RRD_ALGORITHM_INCREMENTAL);
            }
            else
                rrdset_next(stcpu_thread);

            rrddim_set_by_pointer(stcpu_thread, rd_user, thread.ru_utime.tv_sec * 1000000ULL + thread.ru_utime.tv_usec);
            rrddim_set_by_pointer(stcpu_thread, rd_system, thread.ru_stime.tv_sec * 1000000ULL + thread.ru_stime.tv_usec);
            rrdset_done(stcpu_thread);

            // ----------------------------------------------------------------

            if(unlikely(!st_duration)) {
                st_duration = rrdset_create_localhost(
                        "netdata"
                        , "plugin_diskspace_dt"
                        , NULL
                        , "diskspace"
                        , NULL
                        , "NetData Disk Space Plugin Duration"
                        , "milliseconds/run"
                        , "diskspace"
                        , NULL
                        , 132021
                        , update_every
                        , RRDSET_TYPE_AREA
                );

                rd_duration = rrddim_add(st_duration, "duration", NULL, 1, 1000, RRD_ALGORITHM_ABSOLUTE);
            }
            else
                rrdset_next(st_duration);

            rrddim_set_by_pointer(st_duration, rd_duration, duration);
            rrdset_done(st_duration);

            // ----------------------------------------------------------------

            if(unlikely(netdata_exit)) break;
        }
    }

    netdata_thread_cleanup_pop(1);
    return NULL;
}