* DEALINGS IN THE SOFTWARE.
*
* Authors:
- * Sven Trenkel <sven.trenkel at noris.net>
+ * Sven Trenkel <collectd at semidefinite.de>
**/
#include "collectd.h"
typedef struct host_config_s host_config_t;
typedef void service_handler_t(host_config_t *host, na_elem_t *result, void *data);
+struct cna_interval_s
+{
+ time_t interval;
+ time_t last_read;
+};
+typedef struct cna_interval_s cna_interval_t;
+
/*!
* \brief Persistent data for system performance counters
*/
#define CFG_SYSTEM_ALL 0x0F
typedef struct {
uint32_t flags;
+ cna_interval_t interval;
+ na_elem_t *query;
} cfg_system_t;
/*!
* \brief Persistent data for WAFL performance counters. (a.k.a. cache performance)
*
* The cache counters use old counter values to calculate a hit ratio for each
- * counter. The "data_wafl_t" struct therefore contains old counter values
- * along with flags, which are set if the counter is valid.
+ * counter. The "cfg_wafl_t" struct therefore contains old counter values along
+ * with flags, which are set if the counter is valid.
*
- * The function "query_wafl_data" will fill a new structure of this kind with
- * new values, then pass both, new and old data, to "submit_wafl_data". That
- * function calculates the hit ratios, submits the calculated values and
+ * The function "cna_handle_wafl_data" will fill a new structure of this kind
+ * with new values, then pass both, new and old data, to "submit_wafl_data".
+ * That function calculates the hit ratios, submits the calculated values and
* updates the old counter values for the next iteration.
*/
#define CFG_WAFL_NAME_CACHE 0x0001
#define HAVE_WAFL_ALL 0xff00
typedef struct {
uint32_t flags;
+ cna_interval_t interval;
+ na_elem_t *query;
+
time_t timestamp;
uint64_t name_cache_hit;
uint64_t name_cache_miss;
uint64_t buf_hash_miss;
uint64_t inode_cache_hit;
uint64_t inode_cache_miss;
-} data_wafl_t;
+} cfg_wafl_t;
/*!
* \brief Persistent data for volume performance data.
/*!
* \brief Configuration struct for volume usage data (free / used).
*/
-#define VOLUME_INIT 0x01
-#define VOLUME_DF 0x02
-#define VOLUME_SNAP 0x04
+#define CFG_VOLUME_USAGE_INIT 0x0001
+#define CFG_VOLUME_USAGE_DF 0x0002
+#define CFG_VOLUME_USAGE_SNAP 0x0004
+#define HAVE_VOLUME_USAGE_SNAP 0x0008
typedef struct {
uint32_t flags;
+ uint64_t snap_used;
} cfg_volume_usage_t;
typedef struct service_config_s {
struct volume_s *next;
} volume_t;
-#define CFG_DISK_BUSIEST 0x01
-#define CFG_DISK_ALL 0x01
-#define HAVE_DISK_BUSY 0x10
-#define HAVE_DISK_BASE 0x20
-#define HAVE_DISK_ALL 0x30
-typedef struct {
- uint32_t flags;
-} cfg_disk_t;
-
/*!
* \brief A disk in the NetApp.
*
* A disk doesn't have any more information than its name at the moment.
* The name includes the "disk_" prefix.
*/
+#define HAVE_DISK_BUSY 0x10
+#define HAVE_DISK_BASE 0x20
+#define HAVE_DISK_ALL 0x30
typedef struct disk_s {
char *name;
uint32_t flags;
struct disk_s *next;
} disk_t;
+#define CFG_DISK_BUSIEST 0x01
+#define CFG_DISK_ALL 0x01
+typedef struct {
+ uint32_t flags;
+ cna_interval_t interval;
+ na_elem_t *query;
+ disk_t *disks;
+} cfg_disk_t;
+
struct host_config_s {
- na_server_t *srv;
char *name;
na_server_transport_t protocol;
char *host;
char *username;
char *password;
int interval;
+
+ na_server_t *srv;
cfg_service_t *services;
- disk_t *disks;
+ cfg_disk_t *cfg_disk;
+ cfg_wafl_t *cfg_wafl;
+ cfg_system_t *cfg_system;
volume_t *volumes;
+
struct host_config_s *next;
};
-#define HOST_INIT {NULL, NULL, NA_SERVER_TRANSPORT_HTTPS, NULL, 0, NULL, NULL, 10, NULL, NULL, NULL, NULL}
+#define HOST_INIT { NULL, NA_SERVER_TRANSPORT_HTTPS, NULL, 0, NULL, NULL, 0, \
+ NULL, NULL, NULL, NULL, \
+ NULL}
static host_config_t *global_host_config;
free_disk (next);
} /* }}} void free_disk */
+static void free_cfg_wafl (cfg_wafl_t *cw) /* {{{ */
+{
+ if (cw == NULL)
+ return;
+
+ if (cw->query != NULL)
+ na_elem_free (cw->query);
+
+ sfree (cw);
+} /* }}} void free_cfg_wafl */
+
+static void free_cfg_disk (cfg_disk_t *cfg_disk) /* {{{ */
+{
+ if (cfg_disk == NULL)
+ return;
+
+ free_disk (cfg_disk->disks);
+ sfree (cfg_disk);
+} /* }}} void free_cfg_disk */
+
static void free_cfg_service (cfg_service_t *service) /* {{{ */
{
cfg_service_t *next;
+ if (service == NULL)
+ return;
+
next = service->next;
/* FIXME: Free service->data? */
+ na_elem_free(service->query);
+
sfree (service);
free_cfg_service (next);
sfree (hc->password);
free_cfg_service (hc->services);
- free_disk (hc->disks);
+ free_cfg_disk (hc->cfg_disk);
+ free_cfg_wafl (hc->cfg_wafl);
free_volume (hc->volumes);
sfree (hc);
/* Make sure the default flags include the init-bit. */
if (vol_usage_flags != 0)
- vol_usage_flags |= VOLUME_INIT;
+ vol_usage_flags |= CFG_VOLUME_USAGE_INIT;
if (vol_perf_flags != 0)
vol_perf_flags |= CFG_VOLUME_PERF_INIT;
continue;
/* Check if the flags have been initialized. */
- if (((v->cfg_volume_usage.flags & VOLUME_INIT) == 0)
+ if (((v->cfg_volume_usage.flags & CFG_VOLUME_USAGE_INIT) == 0)
&& (vol_usage_flags != 0))
v->cfg_volume_usage.flags = vol_usage_flags;
if (((v->perf_data.flags & CFG_VOLUME_PERF_INIT) == 0)
return v;
} /* }}} volume_t *get_volume */
-static disk_t *get_disk(host_config_t *host, const char *name) /* {{{ */
+static disk_t *get_disk(cfg_disk_t *cd, const char *name) /* {{{ */
{
- disk_t *v;
+ disk_t *d;
- if (name == NULL)
+ if ((cd == NULL) || (name == NULL))
return (NULL);
-
- for (v = host->disks; v; v = v->next) {
- if (strcmp(v->name, name) == 0)
- return v;
+
+ for (d = cd->disks; d != NULL; d = d->next) {
+ if (strcmp(d->name, name) == 0)
+ return d;
}
- v = malloc(sizeof(*v));
- if (v == NULL)
+
+ d = malloc(sizeof(*d));
+ if (d == NULL)
return (NULL);
- memset (v, 0, sizeof (*v));
- v->next = NULL;
+ memset (d, 0, sizeof (*d));
+ d->next = NULL;
- v->name = strdup(name);
- if (v->name == NULL) {
- sfree (v);
+ d->name = strdup(name);
+ if (d->name == NULL) {
+ sfree (d);
return (NULL);
}
- v->next = host->disks;
- host->disks = v;
+ d->next = cd->disks;
+ cd->disks = d;
- return v;
+ return d;
} /* }}} disk_t *get_disk */
static void host_set_all_perf_data_flags(const host_config_t *host, /* {{{ */
} /* }}} int submit_cache_ratio */
/* Submits all the caches used by WAFL. Uses "submit_cache_ratio". */
-static int submit_wafl_data (const host_config_t *host, const char *instance, /* {{{ */
- data_wafl_t *old_data, const data_wafl_t *new_data)
+static int submit_wafl_data (const char *hostname, const char *instance, /* {{{ */
+ cfg_wafl_t *old_data, const cfg_wafl_t *new_data)
{
/* Submit requested counters */
if (HAS_ALL_FLAGS (old_data->flags, CFG_WAFL_NAME_CACHE | HAVE_WAFL_NAME_CACHE)
&& HAS_ALL_FLAGS (new_data->flags, HAVE_WAFL_NAME_CACHE))
- submit_cache_ratio (host->name, instance, "name_cache_hit",
+ submit_cache_ratio (hostname, instance, "name_cache_hit",
new_data->name_cache_hit, new_data->name_cache_miss,
old_data->name_cache_hit, old_data->name_cache_miss,
new_data->timestamp);
if (HAS_ALL_FLAGS (old_data->flags, CFG_WAFL_DIR_CACHE | HAVE_WAFL_FIND_DIR)
&& HAS_ALL_FLAGS (new_data->flags, HAVE_WAFL_FIND_DIR))
- submit_cache_ratio (host->name, instance, "find_dir_hit",
+ submit_cache_ratio (hostname, instance, "find_dir_hit",
new_data->find_dir_hit, new_data->find_dir_miss,
old_data->find_dir_hit, old_data->find_dir_miss,
new_data->timestamp);
if (HAS_ALL_FLAGS (old_data->flags, CFG_WAFL_BUF_CACHE | HAVE_WAFL_BUF_HASH)
&& HAS_ALL_FLAGS (new_data->flags, HAVE_WAFL_BUF_HASH))
- submit_cache_ratio (host->name, instance, "buf_hash_hit",
+ submit_cache_ratio (hostname, instance, "buf_hash_hit",
new_data->buf_hash_hit, new_data->buf_hash_miss,
old_data->buf_hash_hit, old_data->buf_hash_miss,
new_data->timestamp);
if (HAS_ALL_FLAGS (old_data->flags, CFG_WAFL_INODE_CACHE | HAVE_WAFL_INODE_CACHE)
&& HAS_ALL_FLAGS (new_data->flags, HAVE_WAFL_INODE_CACHE))
- submit_cache_ratio (host->name, instance, "inode_cache_hit",
+ submit_cache_ratio (hostname, instance, "inode_cache_hit",
new_data->inode_cache_hit, new_data->inode_cache_miss,
old_data->inode_cache_hit, old_data->inode_cache_miss,
new_data->timestamp);
* These functions are called with appropriate data returned by the libnetapp
* interface which is parsed and submitted with the above functions.
*/
-/* Data corresponding to <GetWaflPerfData /> */
-static void query_wafl_data(host_config_t *host, na_elem_t *out, void *data) { /* {{{ */
- data_wafl_t *wafl = data;
- data_wafl_t perf_data;
+/* Data corresponding to <WAFL /> */
+static int cna_handle_wafl_data (const char *hostname, cfg_wafl_t *cfg_wafl, /* {{{ */
+ na_elem_t *data)
+{
+ cfg_wafl_t perf_data;
const char *plugin_inst;
+
+ na_elem_t *instances;
na_elem_t *counter;
+ na_elem_iter_t counter_iter;
memset (&perf_data, 0, sizeof (perf_data));
- perf_data.timestamp = (time_t) na_child_get_uint64(out, "timestamp", 0);
+ perf_data.timestamp = (time_t) na_child_get_uint64 (data, "timestamp", 0);
- out = na_elem_child(na_elem_child(out, "instances"), "instance-data");
- if (out == NULL)
- return;
+ instances = na_elem_child(na_elem_child (data, "instances"), "instance-data");
+ if (instances == NULL)
+ {
+ ERROR ("netapp plugin: cna_handle_wafl_data: "
+ "na_elem_child (\"instances\") failed.");
+ return (-1);
+ }
- plugin_inst = na_child_get_string(out, "name");
+ plugin_inst = na_child_get_string(instances, "name");
if (plugin_inst == NULL)
- return;
+ {
+ ERROR ("netapp plugin: cna_handle_wafl_data: "
+ "na_child_get_string (\"name\") failed.");
+ return (-1);
+ }
/* Iterate over all counters */
- na_elem_iter_t iter = na_child_iterator(na_elem_child(out, "counters"));
- for (counter = na_iterator_next(&iter); counter; counter = na_iterator_next(&iter)) {
+ counter_iter = na_child_iterator (na_elem_child (instances, "counters"));
+ for (counter = na_iterator_next (&counter_iter);
+ counter != NULL;
+ counter = na_iterator_next (&counter_iter))
+ {
const char *name;
uint64_t value;
perf_data.inode_cache_miss = value;
perf_data.flags |= HAVE_WAFL_INODE_CACHE_MISS;
} else {
- DEBUG("netapp plugin: query_wafl_data: Found unexpected child: %s",
- name);
+ DEBUG("netapp plugin: cna_handle_wafl_data: "
+ "Found unexpected child: %s", name);
}
}
- submit_wafl_data (host, plugin_inst, wafl, &perf_data);
-} /* }}} void query_wafl_data */
+ return (submit_wafl_data (hostname, plugin_inst, cfg_wafl, &perf_data));
+} /* }}} void cna_handle_wafl_data */
+
+static int cna_setup_wafl (cfg_wafl_t *cw) /* {{{ */
+{
+ na_elem_t *e;
-/* Data corresponding to <GetDiskPerfData /> */
-static void query_submit_disk_data(host_config_t *host, na_elem_t *out, void *data) { /* {{{ */
- cfg_disk_t *cfg_disk = data;
+ if (cw == NULL)
+ return (EINVAL);
+
+ if (cw->query != NULL)
+ return (0);
+
+ cw->query = na_elem_new("perf-object-get-instances");
+ if (cw->query == NULL)
+ {
+ ERROR ("netapp plugin: na_elem_new failed.");
+ return (-1);
+ }
+ na_child_add_string (cw->query, "objectname", "wafl");
+
+ e = na_elem_new("counters");
+ if (e == NULL)
+ {
+ na_elem_free (cw->query);
+ cw->query = NULL;
+ ERROR ("netapp plugin: na_elem_new failed.");
+ return (-1);
+ }
+ na_child_add_string(e, "foo", "name_cache_hit");
+ na_child_add_string(e, "foo", "name_cache_miss");
+ na_child_add_string(e, "foo", "find_dir_hit");
+ na_child_add_string(e, "foo", "find_dir_miss");
+ na_child_add_string(e, "foo", "buf_hash_hit");
+ na_child_add_string(e, "foo", "buf_hash_miss");
+ na_child_add_string(e, "foo", "inode_cache_hit");
+ na_child_add_string(e, "foo", "inode_cache_miss");
+
+ na_child_add(cw->query, e);
+
+ return (0);
+} /* }}} int cna_setup_wafl */
+
+static int cna_query_wafl (host_config_t *host) /* {{{ */
+{
+ na_elem_t *data;
+ int status;
+ time_t now;
+
+ if (host == NULL)
+ return (EINVAL);
+
+ /* If WAFL was not configured, return without doing anything. */
+ if (host->cfg_wafl == NULL)
+ return (0);
+
+ now = time (NULL);
+ if ((host->cfg_wafl->interval.interval + host->cfg_wafl->interval.last_read) > now)
+ return (0);
+
+ status = cna_setup_wafl (host->cfg_wafl);
+ if (status != 0)
+ return (status);
+ assert (host->cfg_wafl->query != NULL);
+
+ data = na_server_invoke_elem(host->srv, host->cfg_wafl->query);
+ if (na_results_status (data) != NA_OK)
+ {
+ ERROR ("netapp plugin: cna_query_wafl: na_server_invoke_elem failed: %s",
+ na_results_reason (data));
+ na_elem_free (data);
+ return (-1);
+ }
+
+ status = cna_handle_wafl_data (host->name, host->cfg_wafl, data);
+
+ if (status == 0)
+ host->cfg_wafl->interval.last_read = now;
+
+ na_elem_free (data);
+ return (status);
+} /* }}} int cna_query_wafl */
+
+/* Data corresponding to <Disks /> */
+static int cna_handle_disk_data (const char *hostname, /* {{{ */
+ cfg_disk_t *cfg_disk, na_elem_t *data)
+{
time_t timestamp;
- na_elem_t *counter, *inst;
- disk_t *worst_disk = 0;
+ na_elem_t *instances;
+ na_elem_t *instance;
+ na_elem_iter_t instance_iter;
+ disk_t *worst_disk = NULL;
+
+ if ((cfg_disk == NULL) || (data == NULL))
+ return (EINVAL);
- timestamp = (time_t) na_child_get_uint64(out, "timestamp", 0);
- out = na_elem_child(out, "instances");
+ timestamp = (time_t) na_child_get_uint64(data, "timestamp", 0);
+
+ instances = na_elem_child (data, "instances");
+ if (instances == NULL)
+ {
+ ERROR ("netapp plugin: cna_handle_disk_data: "
+ "na_elem_child (\"instances\") failed.");
+ return (-1);
+ }
/* Iterate over all children */
- na_elem_iter_t inst_iter = na_child_iterator(out);
- for (inst = na_iterator_next(&inst_iter); inst; inst = na_iterator_next(&inst_iter)) {
+ instance_iter = na_child_iterator (instances);
+ for (instance = na_iterator_next (&instance_iter);
+ instance != NULL;
+ instance = na_iterator_next(&instance_iter))
+ {
disk_t *old_data;
disk_t new_data;
+ na_elem_iter_t counter_iterator;
+ na_elem_t *counter;
+
memset (&new_data, 0, sizeof (new_data));
new_data.timestamp = timestamp;
new_data.disk_busy_percent = NAN;
- old_data = get_disk(host, na_child_get_string(inst, "name"));
+ old_data = get_disk(cfg_disk, na_child_get_string (instance, "name"));
if (old_data == NULL)
continue;
/* Look for the "disk_busy" and "base_for_disk_busy" counters */
- na_elem_iter_t count_iter = na_child_iterator(na_elem_child(inst, "counters"));
- for (counter = na_iterator_next(&count_iter); counter; counter = na_iterator_next(&count_iter)) {
+ counter_iterator = na_child_iterator(na_elem_child(instance, "counters"));
+ for (counter = na_iterator_next(&counter_iterator);
+ counter != NULL;
+ counter = na_iterator_next(&counter_iterator))
+ {
const char *name;
uint64_t value;
new_data.base_for_disk_busy = value;
new_data.flags |= HAVE_DISK_BASE;
}
+ else
+ {
+ DEBUG ("netapp plugin: cna_handle_disk_data: "
+ "Counter not handled: %s = %"PRIu64,
+ name, value);
+ }
}
/* If all required counters are available and did not just wrap around,
} /* for (all disks) */
if ((cfg_disk->flags & CFG_DISK_BUSIEST) && (worst_disk != NULL))
- submit_double (host->name, "system", "percent", "disk_busy",
+ submit_double (hostname, "system", "percent", "disk_busy",
worst_disk->disk_busy_percent, timestamp);
-} /* }}} void query_submit_disk_data */
+
+ return (0);
+} /* }}} int cna_handle_disk_data */
+
+static int cna_setup_disk (cfg_disk_t *cd) /* {{{ */
+{
+ na_elem_t *e;
+
+ if (cd == NULL)
+ return (EINVAL);
+
+ if (cd->query != NULL)
+ return (0);
+
+ cd->query = na_elem_new ("perf-object-get-instances");
+ if (cd->query == NULL)
+ {
+ ERROR ("netapp plugin: na_elem_new failed.");
+ return (-1);
+ }
+ na_child_add_string (cd->query, "objectname", "disk");
+
+ e = na_elem_new("counters");
+ if (e == NULL)
+ {
+ na_elem_free (cd->query);
+ cd->query = NULL;
+ ERROR ("netapp plugin: na_elem_new failed.");
+ return (-1);
+ }
+ na_child_add_string(e, "foo", "disk_busy");
+ na_child_add_string(e, "foo", "base_for_disk_busy");
+ na_child_add(cd->query, e);
+
+ return (0);
+} /* }}} int cna_setup_disk */
+
+static int cna_query_disk (host_config_t *host) /* {{{ */
+{
+ na_elem_t *data;
+ int status;
+ time_t now;
+
+ if (host == NULL)
+ return (EINVAL);
+
+ /* If the user did not configure disk statistics, return without doing
+ * anything. */
+ if (host->cfg_disk == NULL)
+ return (0);
+
+ now = time (NULL);
+ if ((host->cfg_disk->interval.interval + host->cfg_disk->interval.last_read) > now)
+ return (0);
+
+ status = cna_setup_disk (host->cfg_disk);
+ if (status != 0)
+ return (status);
+ assert (host->cfg_disk->query != NULL);
+
+ data = na_server_invoke_elem(host->srv, host->cfg_disk->query);
+ if (na_results_status (data) != NA_OK)
+ {
+ ERROR ("netapp plugin: cna_query_disk: na_server_invoke_elem failed: %s",
+ na_results_reason (data));
+ na_elem_free (data);
+ return (-1);
+ }
+
+ status = cna_handle_disk_data (host->name, host->cfg_disk, data);
+
+ if (status == 0)
+ host->cfg_disk->interval.last_read = now;
+
+ na_elem_free (data);
+ return (status);
+} /* }}} int cna_query_disk */
/* Data corresponding to <GetVolumeData /> */
static void collect_volume_data(host_config_t *host, na_elem_t *out, void *data) { /* {{{ */
if (volume == NULL)
continue;
- if (!(volume->cfg_volume_usage.flags & VOLUME_DF))
+ if (!(volume->cfg_volume_usage.flags & CFG_VOLUME_USAGE_DF))
continue;
/* 2^4 exa-bytes? This will take a while ;) */
size_free = na_child_get_uint64(inst, "size-available", UINT64_MAX);
if (size_free != UINT64_MAX)
- submit_double (host->name, volume->name, "df_complex", "used",
- (double) size_used, /* time = */ 0);
-
- size_used = na_child_get_uint64(inst, "size-used", UINT64_MAX);
- if (size_free != UINT64_MAX)
submit_double (host->name, volume->name, "df_complex", "free",
(double) size_free, /* time = */ 0);
+ size_used = na_child_get_uint64(inst, "size-used", UINT64_MAX);
+ if (size_used != UINT64_MAX) {
+ if ((volume->cfg_volume_usage.flags & HAVE_VOLUME_USAGE_SNAP)
+ && (size_used >= volume->cfg_volume_usage.snap_used))
+ size_used -= volume->cfg_volume_usage.snap_used;
+ submit_double (host->name, volume->name, "df_complex", "used",
+ (double) size_used, /* time = */ 0);
+ }
+
snap_reserved = na_child_get_uint64(inst, "snapshot-blocks-reserved", UINT64_MAX);
- if (snap_reserved != UINT64_MAX)
+ if (!(volume->cfg_volume_usage.flags & HAVE_VOLUME_USAGE_SNAP) && (snap_reserved != UINT64_MAX))
+ /* If we have snap usage data this value has already been submitted. */
/* 1 block == 1024 bytes as per API docs */
submit_double (host->name, volume->name, "df_complex", "snap_reserved",
(double) (1024 * snap_reserved), /* time = */ 0);
} /* for (volume) */
} /* }}} void query_volume_perf_data */
-/* Data corresponding to <GetSystemPerfData /> */
-static void collect_perf_system_data(host_config_t *host, na_elem_t *out, void *data) { /* {{{ */
+/* Data corresponding to <System /> */
+static int cna_handle_system_data (const char *hostname, /* {{{ */
+ cfg_system_t *cfg_system, na_elem_t *data)
+{
+ na_elem_t *instances;
+ na_elem_t *counter;
+ na_elem_iter_t counter_iter;
+
counter_t disk_read = 0, disk_written = 0;
counter_t net_recv = 0, net_sent = 0;
counter_t cpu_busy = 0, cpu_total = 0;
- unsigned int counter_flags = 0;
+ uint32_t counter_flags = 0;
- cfg_system_t *cfg_system = data;
const char *instance;
time_t timestamp;
- na_elem_t *counter;
- timestamp = (time_t) na_child_get_uint64(out, "timestamp", 0);
- out = na_elem_child(na_elem_child(out, "instances"), "instance-data");
- instance = na_child_get_string(out, "name");
+ timestamp = (time_t) na_child_get_uint64 (data, "timestamp", 0);
+
+ instances = na_elem_child(na_elem_child (data, "instances"), "instance-data");
+ if (instances == NULL)
+ {
+ ERROR ("netapp plugin: cna_handle_system_data: "
+ "na_elem_child (\"instances\") failed.");
+ return (-1);
+ }
+
+ instance = na_child_get_string (instances, "name");
+ if (instance == NULL)
+ {
+ ERROR ("netapp plugin: cna_handle_system_data: "
+ "na_child_get_string (\"name\") failed.");
+ return (-1);
+ }
- na_elem_iter_t iter = na_child_iterator(na_elem_child(out, "counters"));
- for (counter = na_iterator_next(&iter); counter; counter = na_iterator_next(&iter)) {
+ counter_iter = na_child_iterator (na_elem_child (instances, "counters"));
+ for (counter = na_iterator_next (&counter_iter);
+ counter != NULL;
+ counter = na_iterator_next (&counter_iter))
+ {
const char *name;
uint64_t value;
cpu_total = (counter_t) value;
counter_flags |= 0x20;
} else if ((cfg_system->flags & CFG_SYSTEM_OPS)
- && (strlen(name) > 4)
+ && (value > 0) && (strlen(name) > 4)
&& (!strcmp(name + strlen(name) - 4, "_ops"))) {
- submit_counter (host->name, instance, "disk_ops_complex", name,
+ submit_counter (hostname, instance, "disk_ops_complex", name,
(counter_t) value, timestamp);
}
} /* for (counter) */
if ((cfg_system->flags & CFG_SYSTEM_DISK)
- && ((counter_flags & 0x03) == 0x03))
- submit_two_counters (host->name, instance, "disk_octets", NULL,
+ && (HAS_ALL_FLAGS (counter_flags, 0x01 | 0x02)))
+ submit_two_counters (hostname, instance, "disk_octets", NULL,
disk_read, disk_written, timestamp);
if ((cfg_system->flags & CFG_SYSTEM_NET)
- && ((counter_flags & 0x0c) == 0x0c))
- submit_two_counters (host->name, instance, "if_octets", NULL,
+ && (HAS_ALL_FLAGS (counter_flags, 0x04 | 0x08)))
+ submit_two_counters (hostname, instance, "if_octets", NULL,
net_recv, net_sent, timestamp);
if ((cfg_system->flags & CFG_SYSTEM_CPU)
- && ((counter_flags & 0x30) == 0x30)) {
- submit_counter (host->name, instance, "cpu", "system",
+ && (HAS_ALL_FLAGS (counter_flags, 0x10 | 0x20)))
+ {
+ submit_counter (hostname, instance, "cpu", "system",
cpu_busy, timestamp);
- submit_counter (host->name, instance, "cpu", "idle",
+ submit_counter (hostname, instance, "cpu", "idle",
cpu_total - cpu_busy, timestamp);
}
-} /* }}} void collect_perf_system_data */
+
+ return (0);
+} /* }}} int cna_handle_system_data */
+
+static int cna_setup_system (cfg_system_t *cs) /* {{{ */
+{
+ if (cs == NULL)
+ return (EINVAL);
+
+ if (cs->query != NULL)
+ return (0);
+
+ cs->query = na_elem_new ("perf-object-get-instances");
+ if (cs->query == NULL)
+ {
+ ERROR ("netapp plugin: na_elem_new failed.");
+ return (-1);
+ }
+ na_child_add_string (cs->query, "objectname", "system");
+
+ return (0);
+} /* }}} int cna_setup_system */
+
+static int cna_query_system (host_config_t *host) /* {{{ */
+{
+ na_elem_t *data;
+ int status;
+ time_t now;
+
+ if (host == NULL)
+ return (EINVAL);
+
+ /* If system statistics were not configured, return without doing anything. */
+ if (host->cfg_system == NULL)
+ return (0);
+
+ now = time (NULL);
+ if ((host->cfg_system->interval.interval + host->cfg_system->interval.last_read) > now)
+ return (0);
+
+ status = cna_setup_system (host->cfg_system);
+ if (status != 0)
+ return (status);
+ assert (host->cfg_system->query != NULL);
+
+ data = na_server_invoke_elem(host->srv, host->cfg_system->query);
+ if (na_results_status (data) != NA_OK)
+ {
+ ERROR ("netapp plugin: cna_query_system: na_server_invoke_elem failed: %s",
+ na_results_reason (data));
+ na_elem_free (data);
+ return (-1);
+ }
+
+ status = cna_handle_system_data (host->name, host->cfg_system, data);
+
+ if (status == 0)
+ host->cfg_system->interval.last_read = now;
+
+ na_elem_free (data);
+ return (status);
+} /* }}} int cna_query_system */
/*
* Configuration handling
return (0);
} /* }}} int cna_config_get_multiplier */
+/* Handling of the "Interval" option which is allowed in every block. */
+static int cna_config_get_interval (const oconfig_item_t *ci, /* {{{ */
+ cna_interval_t *out_interval)
+{
+ time_t tmp;
+
+ if ((ci == NULL) || (out_interval == NULL))
+ return (EINVAL);
+
+ if ((ci->values_num != 1) || (ci->values[0].type != OCONFIG_TYPE_NUMBER))
+ {
+ WARNING ("netapp plugin: The `Multiplier' option needs exactly one numeric argument.");
+ return (-1);
+ }
+
+ tmp = (time_t) (ci->values[0].value.number + .5);
+ if (tmp < 1)
+ {
+ WARNING ("netapp plugin: The `Multiplier' option needs a positive integer argument.");
+ return (-1);
+ }
+
+ out_interval->interval = tmp;
+ out_interval->last_read = 0;
+
+ return (0);
+} /* }}} int cna_config_get_interval */
+
/* Handling of the "GetIO", "GetOps" and "GetLatency" options within a
* <GetVolumePerfData /> block. */
static void cna_config_volume_performance_option (host_config_t *host, /* {{{ */
} /* for (i = 0 .. item->values_num) */
} /* }}} void cna_config_volume_performance_option */
-/* Corresponds to a <GetDiskPerfData /> block */
+/* Corresponds to a <GetVolumePerfData /> block */
static void cna_config_volume_performance(host_config_t *host, const oconfig_item_t *ci) { /* {{{ */
int i, had_io = 0, had_ops = 0, had_latency = 0;
cfg_service_t *service;
service->query = 0;
service->handler = collect_volume_data;
cfg_volume_data = service->data = malloc(sizeof(*cfg_volume_data));
- cfg_volume_data->flags = VOLUME_INIT;
+ cfg_volume_data->flags = CFG_VOLUME_USAGE_INIT;
service->next = host->services;
host->services = service;
for (i = 0; i < ci->children_num; ++i) {
cna_config_get_multiplier (item, service);
} else if (!strcasecmp(item->key, "GetDiskUtil")) {
had_df = 1;
- cna_config_volume_usage_option(host, cfg_volume_data, item, VOLUME_DF);
+ cna_config_volume_usage_option(host, cfg_volume_data, item, CFG_VOLUME_USAGE_DF);
+ } else if (!strcasecmp(item->key, "GetSnapUtil")) {
+ had_df = 1;
+ cna_config_volume_usage_option(host, cfg_volume_data, item, CFG_VOLUME_USAGE_SNAP);
}
}
if (!had_df) {
- cfg_volume_data->flags |= VOLUME_DF;
- host_set_all_cfg_volume_usage_flags(host, VOLUME_DF, /* set = */ true);
+ cfg_volume_data->flags |= CFG_VOLUME_USAGE_DF;
+ host_set_all_cfg_volume_usage_flags(host, CFG_VOLUME_USAGE_DF, /* set = */ true);
+ }
+ if (cfg_volume_data->flags & CFG_VOLUME_USAGE_SNAP) {
+ WARNING("netapp plugin: The \"GetSnapUtil\" option does not support the \"+\" wildcard.");
}
} /* }}} void cna_config_volume_usage */
-/* Corresponds to a <GetDiskPerfData /> block */
-static void cna_config_disk(host_config_t *temp, oconfig_item_t *ci) { /* {{{ */
- int i;
- cfg_service_t *service;
+/* Corresponds to a <Disks /> block */
+static int cna_config_disk(host_config_t *host, oconfig_item_t *ci) { /* {{{ */
cfg_disk_t *cfg_disk;
+ int i;
+
+ if ((host == NULL) || (ci == NULL))
+ return (EINVAL);
+
+ if (host->cfg_disk == NULL)
+ {
+ cfg_disk = malloc (sizeof (*cfg_disk));
+ if (cfg_disk == NULL)
+ return (ENOMEM);
+ memset (cfg_disk, 0, sizeof (*cfg_disk));
+
+ /* Set default flags */
+ cfg_disk->flags = CFG_DISK_ALL;
+ cfg_disk->query = NULL;
+ cfg_disk->disks = NULL;
+
+ host->cfg_disk = cfg_disk;
+ }
+ cfg_disk = host->cfg_disk;
- service = malloc(sizeof(*service));
- service->query = 0;
- service->handler = query_submit_disk_data;
- cfg_disk = service->data = malloc(sizeof(*cfg_disk));
- cfg_disk->flags = CFG_DISK_ALL;
- service->next = temp->services;
- temp->services = service;
for (i = 0; i < ci->children_num; ++i) {
oconfig_item_t *item = ci->children + i;
/* if (!item || !item->key || !*item->key) continue; */
- if (!strcasecmp(item->key, "Multiplier")) {
- cna_config_get_multiplier (item, service);
- } else if (!strcasecmp(item->key, "GetBusy")) {
+ if (strcasecmp(item->key, "Interval") == 0)
+ cna_config_get_interval (item, &cfg_disk->interval);
+ else if (strcasecmp(item->key, "GetBusy") == 0)
cna_config_bool_to_flag (item, &cfg_disk->flags, CFG_DISK_BUSIEST);
- }
}
-} /* }}} void cna_config_disk */
-/* Corresponds to a <GetWaflPerfData /> block */
-static void cna_config_wafl(host_config_t *host, oconfig_item_t *ci) { /* {{{ */
+ return (0);
+} /* }}} int cna_config_disk */
+
+/* Corresponds to a <WAFL /> block */
+static int cna_config_wafl(host_config_t *host, oconfig_item_t *ci) /* {{{ */
+{
+ cfg_wafl_t *cfg_wafl;
int i;
- cfg_service_t *service;
- data_wafl_t *perf_wafl;
-
- service = malloc(sizeof(*service));
- if (service == NULL)
- return;
- memset (service, 0, sizeof (*service));
- service->query = 0;
- service->handler = query_wafl_data;
- perf_wafl = service->data = malloc(sizeof(*perf_wafl));
- perf_wafl->flags = CFG_WAFL_ALL;
+ if ((host == NULL) || (ci == NULL))
+ return (EINVAL);
+
+ if (host->cfg_wafl == NULL)
+ {
+ cfg_wafl = malloc (sizeof (*cfg_wafl));
+ if (cfg_wafl == NULL)
+ return (ENOMEM);
+ memset (cfg_wafl, 0, sizeof (*cfg_wafl));
+
+ /* Set default flags */
+ cfg_wafl->flags = CFG_WAFL_ALL;
+
+ host->cfg_wafl = cfg_wafl;
+ }
+ cfg_wafl = host->cfg_wafl;
for (i = 0; i < ci->children_num; ++i) {
oconfig_item_t *item = ci->children + i;
- if (!strcasecmp(item->key, "Multiplier")) {
- cna_config_get_multiplier (item, service);
- } else if (!strcasecmp(item->key, "GetNameCache")) {
- cna_config_bool_to_flag (item, &perf_wafl->flags, CFG_WAFL_NAME_CACHE);
- } else if (!strcasecmp(item->key, "GetDirCache")) {
- cna_config_bool_to_flag (item, &perf_wafl->flags, CFG_WAFL_DIR_CACHE);
- } else if (!strcasecmp(item->key, "GetBufCache")) {
- cna_config_bool_to_flag (item, &perf_wafl->flags, CFG_WAFL_BUF_CACHE);
- } else if (!strcasecmp(item->key, "GetInodeCache")) {
- cna_config_bool_to_flag (item, &perf_wafl->flags, CFG_WAFL_INODE_CACHE);
- } else {
+ if (strcasecmp(item->key, "Interval") == 0)
+ cna_config_get_interval (item, &cfg_wafl->interval);
+ else if (!strcasecmp(item->key, "GetNameCache"))
+ cna_config_bool_to_flag (item, &cfg_wafl->flags, CFG_WAFL_NAME_CACHE);
+ else if (!strcasecmp(item->key, "GetDirCache"))
+ cna_config_bool_to_flag (item, &cfg_wafl->flags, CFG_WAFL_DIR_CACHE);
+ else if (!strcasecmp(item->key, "GetBufferCache"))
+ cna_config_bool_to_flag (item, &cfg_wafl->flags, CFG_WAFL_BUF_CACHE);
+ else if (!strcasecmp(item->key, "GetInodeCache"))
+ cna_config_bool_to_flag (item, &cfg_wafl->flags, CFG_WAFL_INODE_CACHE);
+ else
WARNING ("netapp plugin: The %s config option is not allowed within "
- "`GetWaflPerfData' blocks.", item->key);
- }
+ "`WAFL' blocks.", item->key);
}
- service->next = host->services;
- host->services = service;
-} /* }}} void cna_config_wafl */
+ if ((cfg_wafl->flags & CFG_WAFL_ALL) == 0)
+ {
+ NOTICE ("netapp plugin: All WAFL related values have been disabled. "
+ "Collection of WAFL data will be disabled entirely.");
+ free_cfg_wafl (host->cfg_wafl);
+ host->cfg_wafl = NULL;
+ }
+
+ return (0);
+} /* }}} int cna_config_wafl */
-/* Corresponds to a <GetSystemPerfData /> block */
+/* Corresponds to a <System /> block */
static int cna_config_system (host_config_t *host, /* {{{ */
oconfig_item_t *ci, const cfg_service_t *default_service)
{
- int i;
- cfg_service_t *service;
cfg_system_t *cfg_system;
+ int i;
- service = malloc(sizeof(*service));
- if (service == NULL)
- return (-1);
- memset (service, 0, sizeof (*service));
- *service = *default_service;
- service->handler = collect_perf_system_data;
+ if ((host == NULL) || (ci == NULL))
+ return (EINVAL);
- cfg_system = malloc(sizeof(*cfg_system));
- if (cfg_system == NULL) {
- sfree (service);
- return (-1);
+ if (host->cfg_system == NULL)
+ {
+ cfg_system = malloc (sizeof (*cfg_system));
+ if (cfg_system == NULL)
+ return (ENOMEM);
+ memset (cfg_system, 0, sizeof (*cfg_system));
+
+ /* Set default flags */
+ cfg_system->flags = CFG_SYSTEM_ALL;
+ cfg_system->query = NULL;
+
+ host->cfg_system = cfg_system;
}
- memset (cfg_system, 0, sizeof (*cfg_system));
- cfg_system->flags = CFG_SYSTEM_ALL;
- service->data = cfg_system;
+ cfg_system = host->cfg_system;
for (i = 0; i < ci->children_num; ++i) {
oconfig_item_t *item = ci->children + i;
- if (!strcasecmp(item->key, "Multiplier")) {
- cna_config_get_multiplier (item, service);
+ if (strcasecmp(item->key, "Interval") == 0) {
+ cna_config_get_interval (item, &cfg_system->interval);
} else if (!strcasecmp(item->key, "GetCPULoad")) {
cna_config_bool_to_flag (item, &cfg_system->flags, CFG_SYSTEM_CPU);
} else if (!strcasecmp(item->key, "GetInterfaces")) {
cna_config_bool_to_flag (item, &cfg_system->flags, CFG_SYSTEM_DISK);
} else {
WARNING ("netapp plugin: The %s config option is not allowed within "
- "`GetSystemPerfData' blocks.", item->key);
+ "`System' blocks.", item->key);
}
}
- service->next = host->services;
- host->services = service;
-
return (0);
} /* }}} int cna_config_system */
const host_config_t *default_host, const cfg_service_t *def_def_service)
{
oconfig_item_t *item;
- host_config_t *host, *hc;
+ host_config_t *host;
cfg_service_t default_service = *def_def_service;
int status;
int i;
host->interval = item->values[0].value.number;
} else if (!strcasecmp(item->key, "GetVolumePerfData")) {
cna_config_volume_performance(host, item);
- } else if (!strcasecmp(item->key, "GetSystemPerfData")) {
+ } else if (!strcasecmp(item->key, "System")) {
cna_config_system(host, item, &default_service);
- } else if (!strcasecmp(item->key, "GetWaflPerfData")) {
+ } else if (!strcasecmp(item->key, "WAFL")) {
cna_config_wafl(host, item);
- } else if (!strcasecmp(item->key, "GetDiskPerfData")) {
+ } else if (!strcasecmp(item->key, "Disks")) {
cna_config_disk(host, item);
} else if (!strcasecmp(item->key, "GetVolumeData")) {
cna_config_volume_usage(host, item);
return (NULL);
}
- for (hc = global_host_config; hc; hc = hc->next) {
- if (!strcasecmp(hc->name, host->name)) WARNING("netapp plugin: Duplicate definition of host \"%s\". This is probably a bad idea.", hc->name);
- }
return host;
} /* }}} host_config_t *cna_config_host */
for (service = host->services; service; service = service->next) {
service->interval = host->interval * service->multiplier;
- if (service->handler == collect_perf_system_data) {
- service->query = na_elem_new("perf-object-get-instances");
- na_child_add_string(service->query, "objectname", "system");
- } else if (service->handler == query_volume_perf_data) {
+ if (service->handler == query_volume_perf_data) {
service->query = na_elem_new("perf-object-get-instances");
na_child_add_string(service->query, "objectname", "volume");
e = na_elem_new("counters");
+ /* "foo" means: This string has to be here but
+ the content doesn't matter. */
na_child_add_string(e, "foo", "read_ops");
na_child_add_string(e, "foo", "write_ops");
na_child_add_string(e, "foo", "read_data");
na_child_add_string(e, "foo", "read_latency");
na_child_add_string(e, "foo", "write_latency");
na_child_add(service->query, e);
- } else if (service->handler == query_wafl_data) {
- service->query = na_elem_new("perf-object-get-instances");
- na_child_add_string(service->query, "objectname", "wafl");
- e = na_elem_new("counters");
- na_child_add_string(e, "foo", "name_cache_hit");
- na_child_add_string(e, "foo", "name_cache_miss");
- na_child_add_string(e, "foo", "find_dir_hit");
- na_child_add_string(e, "foo", "find_dir_miss");
- na_child_add_string(e, "foo", "buf_hash_hit");
- na_child_add_string(e, "foo", "buf_hash_miss");
- na_child_add_string(e, "foo", "inode_cache_hit");
- na_child_add_string(e, "foo", "inode_cache_miss");
- /* na_child_add_string(e, "foo", "inode_eject_time"); */
- /* na_child_add_string(e, "foo", "buf_eject_time"); */
- na_child_add(service->query, e);
- } else if (service->handler == query_submit_disk_data) {
- service->query = na_elem_new("perf-object-get-instances");
- na_child_add_string(service->query, "objectname", "disk");
- e = na_elem_new("counters");
- na_child_add_string(e, "foo", "disk_busy");
- na_child_add_string(e, "foo", "base_for_disk_busy");
- na_child_add(service->query, e);
} else if (service->handler == collect_volume_data) {
service->query = na_elem_new("volume-list-info");
/* na_child_add_string(service->query, "objectname", "volume"); */
/* } else if (service->handler == collect_snapshot_data) { */
/* service->query = na_elem_new("snapshot-list-info"); */
}
- }
+ } /* for (host->services) */
}
return 0;
} /* }}} int cna_init */
for (i = 0; i < ci->children_num; ++i) {
item = ci->children + i;
- /* if (!item || !item->key || !*item->key) continue; */
if (!strcasecmp(item->key, "Host")) {
host_config_t *host;
host_config_t *tmp;
}
service->handler(host, out, service->data);
na_elem_free(out);
- }
+ } /* for (host->services) */
+
+ cna_query_wafl (host);
+ cna_query_disk (host);
+ cna_query_system (host);
}
return 0;
} /* }}} int cna_read */