#include "collectd.h"
#include "plugin.h"
-#include "common.h"
+#include "utils/common/common.h"
#include <asm/types.h>
#include <linux/netlink.h>
#include <linux/rtnetlink.h>
#if HAVE_LINUX_GEN_STATS_H
-# include <linux/gen_stats.h>
+#include <linux/gen_stats.h>
#endif
#if HAVE_LINUX_PKT_SCHED_H
-# include <linux/pkt_sched.h>
+#include <linux/pkt_sched.h>
#endif
#include <libmnl/libmnl.h>
uint64_t tx_dropped;
uint64_t multicast;
uint64_t collisions;
+ uint64_t rx_nohandler;
uint64_t rx_length_errors;
uint64_t rx_over_errors;
#endif
};
-typedef struct ir_ignorelist_s
-{
+typedef struct ir_ignorelist_s {
char *device;
char *type;
char *inst;
struct ir_ignorelist_s *next;
} ir_ignorelist_t;
+struct qos_stats {
+ struct gnet_stats_basic *bs;
+ struct gnet_stats_queue *qs;
+};
+
static int ir_ignorelist_invert = 1;
-static ir_ignorelist_t *ir_ignorelist_head = NULL;
+static ir_ignorelist_t *ir_ignorelist_head;
static struct mnl_socket *nl;
-static char **iflist = NULL;
-static size_t iflist_len = 0;
-
-static const char *config_keys[] =
-{
- "Interface",
- "VerboseInterface",
- "QDisc",
- "Class",
- "Filter",
- "IgnoreSelected"
-};
-static int config_keys_num = STATIC_ARRAY_SIZE (config_keys);
+static char **iflist;
+static size_t iflist_len;
-static int add_ignorelist (const char *dev, const char *type,
- const char *inst)
-{
+static const char *config_keys[] = {"Interface", "VerboseInterface",
+ "QDisc", "Class",
+ "Filter", "IgnoreSelected"};
+static int config_keys_num = STATIC_ARRAY_SIZE(config_keys);
+
+static int add_ignorelist(const char *dev, const char *type, const char *inst) {
ir_ignorelist_t *entry;
- entry = calloc (1, sizeof (*entry));
+ entry = calloc(1, sizeof(*entry));
if (entry == NULL)
- return (-1);
+ return -1;
- if (strcasecmp (dev, "All") != 0)
- {
- entry->device = strdup (dev);
- if (entry->device == NULL)
- {
- sfree (entry);
- return (-1);
+ if (strcasecmp(dev, "All") != 0) {
+ entry->device = strdup(dev);
+ if (entry->device == NULL) {
+ sfree(entry);
+ return -1;
}
}
- entry->type = strdup (type);
- if (entry->type == NULL)
- {
- sfree (entry->device);
- sfree (entry);
- return (-1);
+ entry->type = strdup(type);
+ if (entry->type == NULL) {
+ sfree(entry->device);
+ sfree(entry);
+ return -1;
}
- if (inst != NULL)
- {
- entry->inst = strdup (inst);
- if (entry->inst == NULL)
- {
- sfree (entry->type);
- sfree (entry->device);
- sfree (entry);
- return (-1);
+ if (inst != NULL) {
+ entry->inst = strdup(inst);
+ if (entry->inst == NULL) {
+ sfree(entry->type);
+ sfree(entry->device);
+ sfree(entry);
+ return -1;
}
}
entry->next = ir_ignorelist_head;
ir_ignorelist_head = entry;
- return (0);
+ return 0;
} /* int add_ignorelist */
/*
* Checks wether a data set should be ignored. Returns `true' is the value
* should be ignored, `false' otherwise.
*/
-static int check_ignorelist (const char *dev,
- const char *type, const char *type_instance)
-{
- assert ((dev != NULL) && (type != NULL));
+static int check_ignorelist(const char *dev, const char *type,
+ const char *type_instance) {
+ assert((dev != NULL) && (type != NULL));
if (ir_ignorelist_head == NULL)
- return (ir_ignorelist_invert ? 0 : 1);
+ return ir_ignorelist_invert ? 0 : 1;
- for (ir_ignorelist_t *i = ir_ignorelist_head; i != NULL; i = i->next)
- {
+ for (ir_ignorelist_t *i = ir_ignorelist_head; i != NULL; i = i->next) {
/* i->device == NULL => match all devices */
- if ((i->device != NULL)
- && (strcasecmp (i->device, dev) != 0))
+ if ((i->device != NULL) && (strcasecmp(i->device, dev) != 0))
continue;
- if (strcasecmp (i->type, type) != 0)
+ if (strcasecmp(i->type, type) != 0)
continue;
- if ((i->inst != NULL) && (type_instance != NULL)
- && (strcasecmp (i->inst, type_instance) != 0))
+ if ((i->inst != NULL) && (type_instance != NULL) &&
+ (strcasecmp(i->inst, type_instance) != 0))
continue;
- DEBUG ("netlink plugin: check_ignorelist: "
- "(dev = %s; type = %s; inst = %s) matched "
- "(dev = %s; type = %s; inst = %s)",
- dev, type,
- type_instance == NULL ? "(nil)" : type_instance,
- i->device == NULL ? "(nil)" : i->device,
- i->type,
- i->inst == NULL ? "(nil)" : i->inst);
+ DEBUG("netlink plugin: check_ignorelist: "
+ "(dev = %s; type = %s; inst = %s) matched "
+ "(dev = %s; type = %s; inst = %s)",
+ dev, type, type_instance == NULL ? "(nil)" : type_instance,
+ i->device == NULL ? "(nil)" : i->device, i->type,
+ i->inst == NULL ? "(nil)" : i->inst);
- return (ir_ignorelist_invert ? 0 : 1);
+ return ir_ignorelist_invert ? 0 : 1;
} /* for i */
- return (ir_ignorelist_invert);
+ return ir_ignorelist_invert;
} /* int check_ignorelist */
-static void submit_one (const char *dev, const char *type,
- const char *type_instance, derive_t value)
-{
- value_t values[1];
+static void submit_one(const char *dev, const char *type,
+ const char *type_instance, derive_t value) {
value_list_t vl = VALUE_LIST_INIT;
- values[0].derive = value;
-
- vl.values = values;
+ vl.values = &(value_t){.derive = value};
vl.values_len = 1;
- sstrncpy (vl.host, hostname_g, sizeof (vl.host));
- sstrncpy (vl.plugin, "netlink", sizeof (vl.plugin));
- sstrncpy (vl.plugin_instance, dev, sizeof (vl.plugin_instance));
- sstrncpy (vl.type, type, sizeof (vl.type));
+ sstrncpy(vl.plugin, "netlink", sizeof(vl.plugin));
+ sstrncpy(vl.plugin_instance, dev, sizeof(vl.plugin_instance));
+ sstrncpy(vl.type, type, sizeof(vl.type));
if (type_instance != NULL)
- sstrncpy (vl.type_instance, type_instance, sizeof (vl.type_instance));
+ sstrncpy(vl.type_instance, type_instance, sizeof(vl.type_instance));
- plugin_dispatch_values (&vl);
+ plugin_dispatch_values(&vl);
} /* void submit_one */
-static void submit_two (const char *dev, const char *type,
- const char *type_instance,
- derive_t rx, derive_t tx)
-{
- value_t values[2];
+static void submit_two(const char *dev, const char *type,
+ const char *type_instance, derive_t rx, derive_t tx) {
value_list_t vl = VALUE_LIST_INIT;
-
- values[0].derive = rx;
- values[1].derive = tx;
+ value_t values[] = {
+ {.derive = rx}, {.derive = tx},
+ };
vl.values = values;
- vl.values_len = 2;
- sstrncpy (vl.host, hostname_g, sizeof (vl.host));
- sstrncpy (vl.plugin, "netlink", sizeof (vl.plugin));
- sstrncpy (vl.plugin_instance, dev, sizeof (vl.plugin_instance));
- sstrncpy (vl.type, type, sizeof (vl.type));
+ vl.values_len = STATIC_ARRAY_SIZE(values);
+ sstrncpy(vl.plugin, "netlink", sizeof(vl.plugin));
+ sstrncpy(vl.plugin_instance, dev, sizeof(vl.plugin_instance));
+ sstrncpy(vl.type, type, sizeof(vl.type));
if (type_instance != NULL)
- sstrncpy (vl.type_instance, type_instance, sizeof (vl.type_instance));
+ sstrncpy(vl.type_instance, type_instance, sizeof(vl.type_instance));
- plugin_dispatch_values (&vl);
+ plugin_dispatch_values(&vl);
} /* void submit_two */
-static int update_iflist (struct ifinfomsg *msg, const char *dev)
-{
+static int update_iflist(struct ifinfomsg *msg, const char *dev) {
/* Update the `iflist'. It's used to know which interfaces exist and query
* them later for qdiscs and classes. */
- if ((msg->ifi_index >= 0) && ((size_t) msg->ifi_index >= iflist_len))
- {
+ if ((msg->ifi_index >= 0) && ((size_t)msg->ifi_index >= iflist_len)) {
char **temp;
- temp = realloc (iflist, (msg->ifi_index + 1) * sizeof (char *));
- if (temp == NULL)
- {
- ERROR ("netlink plugin: update_iflist: realloc failed.");
- return (-1);
+ temp = realloc(iflist, (msg->ifi_index + 1) * sizeof(char *));
+ if (temp == NULL) {
+ ERROR("netlink plugin: update_iflist: realloc failed.");
+ return -1;
}
- memset (temp + iflist_len, '\0',
- (msg->ifi_index + 1 - iflist_len) * sizeof (char *));
+ memset(temp + iflist_len, '\0',
+ (msg->ifi_index + 1 - iflist_len) * sizeof(char *));
iflist = temp;
iflist_len = msg->ifi_index + 1;
}
- if ((iflist[msg->ifi_index] == NULL)
- || (strcmp (iflist[msg->ifi_index], dev) != 0))
- {
- sfree (iflist[msg->ifi_index]);
- iflist[msg->ifi_index] = strdup (dev);
+ if ((iflist[msg->ifi_index] == NULL) ||
+ (strcmp(iflist[msg->ifi_index], dev) != 0)) {
+ sfree(iflist[msg->ifi_index]);
+ iflist[msg->ifi_index] = strdup(dev);
}
- return (0);
+ return 0;
} /* int update_iflist */
-static void check_ignorelist_and_submit (const char *dev,
- struct ir_link_stats_storage_s *stats)
-{
+static void check_ignorelist_and_submit(const char *dev,
+ struct ir_link_stats_storage_s *stats) {
- if (check_ignorelist (dev, "interface", NULL) == 0)
- {
- submit_two (dev, "if_octets", NULL, stats->rx_bytes, stats->tx_bytes);
- submit_two (dev, "if_packets", NULL, stats->rx_packets, stats->tx_packets);
- submit_two (dev, "if_errors", NULL, stats->rx_errors, stats->tx_errors);
- }
- else
- {
- DEBUG ("netlink plugin: Ignoring %s/interface.", dev);
+ if (check_ignorelist(dev, "interface", NULL) == 0) {
+ submit_two(dev, "if_octets", NULL, stats->rx_bytes, stats->tx_bytes);
+ submit_two(dev, "if_packets", NULL, stats->rx_packets, stats->tx_packets);
+ submit_two(dev, "if_errors", NULL, stats->rx_errors, stats->tx_errors);
+ } else {
+ DEBUG("netlink plugin: Ignoring %s/interface.", dev);
}
- if (check_ignorelist (dev, "if_detail", NULL) == 0)
- {
- submit_two (dev, "if_dropped", NULL, stats->rx_dropped, stats->tx_dropped);
- submit_one (dev, "if_multicast", NULL, stats->multicast);
- submit_one (dev, "if_collisions", NULL, stats->collisions);
-
- submit_one (dev, "if_rx_errors", "length", stats->rx_length_errors);
- submit_one (dev, "if_rx_errors", "over", stats->rx_over_errors);
- submit_one (dev, "if_rx_errors", "crc", stats->rx_crc_errors);
- submit_one (dev, "if_rx_errors", "frame", stats->rx_frame_errors);
- submit_one (dev, "if_rx_errors", "fifo", stats->rx_fifo_errors);
- submit_one (dev, "if_rx_errors", "missed", stats->rx_missed_errors);
-
- submit_one (dev, "if_tx_errors", "aborted", stats->tx_aborted_errors);
- submit_one (dev, "if_tx_errors", "carrier", stats->tx_carrier_errors);
- submit_one (dev, "if_tx_errors", "fifo", stats->tx_fifo_errors);
- submit_one (dev, "if_tx_errors", "heartbeat", stats->tx_heartbeat_errors);
- submit_one (dev, "if_tx_errors", "window", stats->tx_window_errors);
- }
- else
- {
- DEBUG ("netlink plugin: Ignoring %s/if_detail.", dev);
+ if (check_ignorelist(dev, "if_detail", NULL) == 0) {
+ submit_two(dev, "if_dropped", NULL, stats->rx_dropped, stats->tx_dropped);
+ submit_one(dev, "if_multicast", NULL, stats->multicast);
+ submit_one(dev, "if_collisions", NULL, stats->collisions);
+#if defined(HAVE_STRUCT_RTNL_LINK_STATS_RX_NOHANDLER) || \
+ defined(HAVE_STRUCT_RTNL_LINK_STATS64_RX_NOHANDLER)
+ submit_one(dev, "if_rx_nohandler", NULL, stats->rx_nohandler);
+#endif
+
+ submit_one(dev, "if_rx_errors", "length", stats->rx_length_errors);
+ submit_one(dev, "if_rx_errors", "over", stats->rx_over_errors);
+ submit_one(dev, "if_rx_errors", "crc", stats->rx_crc_errors);
+ submit_one(dev, "if_rx_errors", "frame", stats->rx_frame_errors);
+ submit_one(dev, "if_rx_errors", "fifo", stats->rx_fifo_errors);
+ submit_one(dev, "if_rx_errors", "missed", stats->rx_missed_errors);
+
+ submit_one(dev, "if_tx_errors", "aborted", stats->tx_aborted_errors);
+ submit_one(dev, "if_tx_errors", "carrier", stats->tx_carrier_errors);
+ submit_one(dev, "if_tx_errors", "fifo", stats->tx_fifo_errors);
+ submit_one(dev, "if_tx_errors", "heartbeat", stats->tx_heartbeat_errors);
+ submit_one(dev, "if_tx_errors", "window", stats->tx_window_errors);
+ } else {
+ DEBUG("netlink plugin: Ignoring %s/if_detail.", dev);
}
} /* void check_ignorelist_and_submit */
-#define COPY_RTNL_LINK_VALUE(dst_stats, src_stats, value_name) \
+#define COPY_RTNL_LINK_VALUE(dst_stats, src_stats, value_name) \
(dst_stats)->value_name = (src_stats)->value_name
-#define COPY_RTNL_LINK_STATS(dst_stats, src_stats) \
- COPY_RTNL_LINK_VALUE (dst_stats, src_stats, rx_packets); \
- COPY_RTNL_LINK_VALUE (dst_stats, src_stats, tx_packets); \
- COPY_RTNL_LINK_VALUE (dst_stats, src_stats, rx_bytes); \
- COPY_RTNL_LINK_VALUE (dst_stats, src_stats, tx_bytes); \
- COPY_RTNL_LINK_VALUE (dst_stats, src_stats, rx_errors); \
- COPY_RTNL_LINK_VALUE (dst_stats, src_stats, tx_errors); \
- COPY_RTNL_LINK_VALUE (dst_stats, src_stats, rx_dropped); \
- COPY_RTNL_LINK_VALUE (dst_stats, src_stats, tx_dropped); \
- COPY_RTNL_LINK_VALUE (dst_stats, src_stats, multicast); \
- COPY_RTNL_LINK_VALUE (dst_stats, src_stats, collisions); \
- COPY_RTNL_LINK_VALUE (dst_stats, src_stats, rx_length_errors); \
- COPY_RTNL_LINK_VALUE (dst_stats, src_stats, rx_over_errors); \
- COPY_RTNL_LINK_VALUE (dst_stats, src_stats, rx_crc_errors); \
- COPY_RTNL_LINK_VALUE (dst_stats, src_stats, rx_frame_errors); \
- COPY_RTNL_LINK_VALUE (dst_stats, src_stats, rx_fifo_errors); \
- COPY_RTNL_LINK_VALUE (dst_stats, src_stats, rx_missed_errors); \
- COPY_RTNL_LINK_VALUE (dst_stats, src_stats, tx_aborted_errors); \
- COPY_RTNL_LINK_VALUE (dst_stats, src_stats, tx_carrier_errors); \
- COPY_RTNL_LINK_VALUE (dst_stats, src_stats, tx_fifo_errors); \
- COPY_RTNL_LINK_VALUE (dst_stats, src_stats, tx_heartbeat_errors); \
- COPY_RTNL_LINK_VALUE (dst_stats, src_stats, tx_window_errors)
+#define COPY_RTNL_LINK_STATS(dst_stats, src_stats) \
+ COPY_RTNL_LINK_VALUE(dst_stats, src_stats, rx_packets); \
+ COPY_RTNL_LINK_VALUE(dst_stats, src_stats, tx_packets); \
+ COPY_RTNL_LINK_VALUE(dst_stats, src_stats, rx_bytes); \
+ COPY_RTNL_LINK_VALUE(dst_stats, src_stats, tx_bytes); \
+ COPY_RTNL_LINK_VALUE(dst_stats, src_stats, rx_errors); \
+ COPY_RTNL_LINK_VALUE(dst_stats, src_stats, tx_errors); \
+ COPY_RTNL_LINK_VALUE(dst_stats, src_stats, rx_dropped); \
+ COPY_RTNL_LINK_VALUE(dst_stats, src_stats, tx_dropped); \
+ COPY_RTNL_LINK_VALUE(dst_stats, src_stats, multicast); \
+ COPY_RTNL_LINK_VALUE(dst_stats, src_stats, collisions); \
+ COPY_RTNL_LINK_VALUE(dst_stats, src_stats, rx_length_errors); \
+ COPY_RTNL_LINK_VALUE(dst_stats, src_stats, rx_over_errors); \
+ COPY_RTNL_LINK_VALUE(dst_stats, src_stats, rx_crc_errors); \
+ COPY_RTNL_LINK_VALUE(dst_stats, src_stats, rx_frame_errors); \
+ COPY_RTNL_LINK_VALUE(dst_stats, src_stats, rx_fifo_errors); \
+ COPY_RTNL_LINK_VALUE(dst_stats, src_stats, rx_missed_errors); \
+ COPY_RTNL_LINK_VALUE(dst_stats, src_stats, tx_aborted_errors); \
+ COPY_RTNL_LINK_VALUE(dst_stats, src_stats, tx_carrier_errors); \
+ COPY_RTNL_LINK_VALUE(dst_stats, src_stats, tx_fifo_errors); \
+ COPY_RTNL_LINK_VALUE(dst_stats, src_stats, tx_heartbeat_errors); \
+ COPY_RTNL_LINK_VALUE(dst_stats, src_stats, tx_window_errors)
#ifdef HAVE_RTNL_LINK_STATS64
-static void check_ignorelist_and_submit64 (const char *dev,
- struct rtnl_link_stats64 *stats)
-{
+static void check_ignorelist_and_submit64(const char *dev,
+ struct rtnl_link_stats64 *stats) {
struct ir_link_stats_storage_s s;
- COPY_RTNL_LINK_STATS (&s, stats);
+ COPY_RTNL_LINK_STATS(&s, stats);
+#ifdef HAVE_STRUCT_RTNL_LINK_STATS64_RX_NOHANDLER
+ COPY_RTNL_LINK_VALUE(&s, stats, rx_nohandler);
+#endif
- check_ignorelist_and_submit (dev, &s);
+ check_ignorelist_and_submit(dev, &s);
}
#endif
-static void check_ignorelist_and_submit32 (const char *dev,
- struct rtnl_link_stats *stats)
-{
+static void check_ignorelist_and_submit32(const char *dev,
+ struct rtnl_link_stats *stats) {
struct ir_link_stats_storage_s s;
COPY_RTNL_LINK_STATS(&s, stats);
+#ifdef HAVE_STRUCT_RTNL_LINK_STATS_RX_NOHANDLER
+ COPY_RTNL_LINK_VALUE(&s, stats, rx_nohandler);
+#endif
- check_ignorelist_and_submit (dev, &s);
+ check_ignorelist_and_submit(dev, &s);
}
-static int link_filter_cb (const struct nlmsghdr *nlh,
- void *args __attribute__((unused)))
-{
- struct ifinfomsg *ifm = mnl_nlmsg_get_payload (nlh);
+static int link_filter_cb(const struct nlmsghdr *nlh,
+ void *args __attribute__((unused))) {
+ struct ifinfomsg *ifm = mnl_nlmsg_get_payload(nlh);
struct nlattr *attr;
const char *dev = NULL;
union ir_link_stats_u stats;
- if (nlh->nlmsg_type != RTM_NEWLINK)
- {
- ERROR ("netlink plugin: link_filter_cb: Don't know how to handle type %i.",
- nlh->nlmsg_type);
+ if (nlh->nlmsg_type != RTM_NEWLINK) {
+ ERROR("netlink plugin: link_filter_cb: Don't know how to handle type %i.",
+ nlh->nlmsg_type);
return MNL_CB_ERROR;
}
/* Scan attribute list for device name. */
- mnl_attr_for_each (attr, nlh, sizeof (*ifm))
- {
- if (mnl_attr_get_type (attr) != IFLA_IFNAME)
+ mnl_attr_for_each(attr, nlh, sizeof(*ifm)) {
+ if (mnl_attr_get_type(attr) != IFLA_IFNAME)
continue;
- if (mnl_attr_validate (attr, MNL_TYPE_STRING) < 0)
- {
- ERROR ("netlink plugin: link_filter_cb: IFLA_IFNAME mnl_attr_validate failed.");
+ if (mnl_attr_validate(attr, MNL_TYPE_STRING) < 0) {
+ ERROR("netlink plugin: link_filter_cb: IFLA_IFNAME mnl_attr_validate "
+ "failed.");
return MNL_CB_ERROR;
}
- dev = mnl_attr_get_str (attr);
- if (update_iflist (ifm, dev) < 0)
+ dev = mnl_attr_get_str(attr);
+ if (update_iflist(ifm, dev) < 0)
return MNL_CB_ERROR;
break;
}
- if (dev == NULL)
- {
- ERROR ("netlink plugin: link_filter_cb: dev == NULL");
+ if (dev == NULL) {
+ ERROR("netlink plugin: link_filter_cb: dev == NULL");
return MNL_CB_ERROR;
}
#ifdef HAVE_RTNL_LINK_STATS64
- mnl_attr_for_each (attr, nlh, sizeof (*ifm))
- {
- if (mnl_attr_get_type (attr) != IFLA_STATS64)
+ mnl_attr_for_each(attr, nlh, sizeof(*ifm)) {
+ if (mnl_attr_get_type(attr) != IFLA_STATS64)
continue;
- if (mnl_attr_validate2 (attr, MNL_TYPE_UNSPEC, sizeof (*stats.stats64)) < 0)
- {
- ERROR ("netlink plugin: link_filter_cb: IFLA_STATS64 mnl_attr_validate2 failed.");
+ uint16_t attr_len = mnl_attr_get_payload_len(attr);
+ if (attr_len < sizeof(*stats.stats64)) {
+ ERROR("netlink plugin: link_filter_cb: IFLA_STATS64 attribute has "
+ "insufficient data.");
return MNL_CB_ERROR;
}
- stats.stats64 = mnl_attr_get_payload (attr);
+ stats.stats64 = mnl_attr_get_payload(attr);
- check_ignorelist_and_submit64 (dev, stats.stats64);
+ check_ignorelist_and_submit64(dev, stats.stats64);
return MNL_CB_OK;
}
#endif
- mnl_attr_for_each (attr, nlh, sizeof (*ifm))
- {
- if (mnl_attr_get_type (attr) != IFLA_STATS)
+ mnl_attr_for_each(attr, nlh, sizeof(*ifm)) {
+ if (mnl_attr_get_type(attr) != IFLA_STATS)
continue;
- if (mnl_attr_validate2 (attr, MNL_TYPE_UNSPEC, sizeof (*stats.stats32)) < 0)
- {
- ERROR ("netlink plugin: link_filter_cb: IFLA_STATS mnl_attr_validate2 failed.");
+ uint16_t attr_len = mnl_attr_get_payload_len(attr);
+ if (attr_len < sizeof(*stats.stats32)) {
+ ERROR("netlink plugin: link_filter_cb: IFLA_STATS attribute has "
+ "insufficient data.");
return MNL_CB_ERROR;
}
- stats.stats32 = mnl_attr_get_payload (attr);
+ stats.stats32 = mnl_attr_get_payload(attr);
- check_ignorelist_and_submit32 (dev, stats.stats32);
+ check_ignorelist_and_submit32(dev, stats.stats32);
return MNL_CB_OK;
}
- DEBUG ("netlink plugin: link_filter: No statistics for interface %s.", dev);
+ DEBUG("netlink plugin: link_filter: No statistics for interface %s.", dev);
return MNL_CB_OK;
} /* int link_filter_cb */
#if HAVE_TCA_STATS2
-static int qos_attr_cb (const struct nlattr *attr, void *data)
-{
- struct gnet_stats_basic **bs = (struct gnet_stats_basic **)data;
+static int qos_attr_cb(const struct nlattr *attr, void *data) {
+ struct qos_stats *q_stats = (struct qos_stats *)data;
/* skip unsupported attribute in user-space */
- if (mnl_attr_type_valid (attr, TCA_STATS_MAX) < 0)
+ if (mnl_attr_type_valid(attr, TCA_STATS_MAX) < 0)
return MNL_CB_OK;
- if (mnl_attr_get_type (attr) == TCA_STATS_BASIC)
- {
- if (mnl_attr_validate2 (attr, MNL_TYPE_UNSPEC, sizeof (**bs)) < 0)
- {
- ERROR ("netlink plugin: qos_attr_cb: TCA_STATS_BASIC mnl_attr_validate2 failed.");
+ if (mnl_attr_get_type(attr) == TCA_STATS_BASIC) {
+ if (mnl_attr_validate2(attr, MNL_TYPE_UNSPEC, sizeof(*q_stats->bs)) < 0) {
+ ERROR("netlink plugin: qos_attr_cb: TCA_STATS_BASIC mnl_attr_validate2 "
+ "failed: %s",
+ STRERRNO);
return MNL_CB_ERROR;
}
- *bs = mnl_attr_get_payload (attr);
- return MNL_CB_STOP;
+ q_stats->bs = mnl_attr_get_payload(attr);
+ return MNL_CB_OK;
+ }
+
+ if (mnl_attr_get_type(attr) == TCA_STATS_QUEUE) {
+ if (mnl_attr_validate2(attr, MNL_TYPE_UNSPEC, sizeof(*q_stats->qs)) < 0) {
+ ERROR("netlink plugin: qos_attr_cb: TCA_STATS_QUEUE mnl_attr_validate2 "
+ "failed.");
+ return MNL_CB_ERROR;
+ }
+ q_stats->qs = mnl_attr_get_payload(attr);
+ return MNL_CB_OK;
}
return MNL_CB_OK;
} /* qos_attr_cb */
#endif
-static int qos_filter_cb (const struct nlmsghdr *nlh, void *args)
-{
- struct tcmsg *tm = mnl_nlmsg_get_payload (nlh);
+static int qos_filter_cb(const struct nlmsghdr *nlh, void *args) {
+ struct tcmsg *tm = mnl_nlmsg_get_payload(nlh);
struct nlattr *attr;
- int wanted_ifindex = *((int *) args);
+ int wanted_ifindex = *((int *)args);
const char *dev;
const char *kind = NULL;
const char *tc_type;
char tc_inst[DATA_MAX_NAME_LEN];
- _Bool stats_submitted = 0;
+ bool stats_submitted = false;
if (nlh->nlmsg_type == RTM_NEWQDISC)
tc_type = "qdisc";
tc_type = "class";
else if (nlh->nlmsg_type == RTM_NEWTFILTER)
tc_type = "filter";
- else
- {
- ERROR ("netlink plugin: qos_filter_cb: Don't know how to handle type %i.",
- nlh->nlmsg_type);
+ else {
+ ERROR("netlink plugin: qos_filter_cb: Don't know how to handle type %i.",
+ nlh->nlmsg_type);
return MNL_CB_ERROR;
}
- if (tm->tcm_ifindex != wanted_ifindex)
- {
- DEBUG ("netlink plugin: qos_filter_cb: Got %s for interface #%i, "
- "but expected #%i.",
- tc_type, tm->tcm_ifindex, wanted_ifindex);
+ if (tm->tcm_ifindex != wanted_ifindex) {
+ DEBUG("netlink plugin: qos_filter_cb: Got %s for interface #%i, "
+ "but expected #%i.",
+ tc_type, tm->tcm_ifindex, wanted_ifindex);
return MNL_CB_OK;
}
- if ((tm->tcm_ifindex >= 0)
- && ((size_t) tm->tcm_ifindex >= iflist_len))
- {
- ERROR ("netlink plugin: qos_filter_cb: tm->tcm_ifindex = %i "
- ">= iflist_len = %zu",
- tm->tcm_ifindex, iflist_len);
+ if ((tm->tcm_ifindex >= 0) && ((size_t)tm->tcm_ifindex >= iflist_len)) {
+ ERROR("netlink plugin: qos_filter_cb: tm->tcm_ifindex = %i "
+ ">= iflist_len = %" PRIsz,
+ tm->tcm_ifindex, iflist_len);
return MNL_CB_ERROR;
}
dev = iflist[tm->tcm_ifindex];
- if (dev == NULL)
- {
- ERROR ("netlink plugin: qos_filter_cb: iflist[%i] == NULL",
- tm->tcm_ifindex);
+ if (dev == NULL) {
+ ERROR("netlink plugin: qos_filter_cb: iflist[%i] == NULL", tm->tcm_ifindex);
return MNL_CB_ERROR;
}
- mnl_attr_for_each (attr, nlh, sizeof (*tm))
- {
- if (mnl_attr_get_type (attr) != TCA_KIND)
+ mnl_attr_for_each(attr, nlh, sizeof(*tm)) {
+ if (mnl_attr_get_type(attr) != TCA_KIND)
continue;
- if (mnl_attr_validate (attr, MNL_TYPE_STRING) < 0)
- {
- ERROR ("netlink plugin: qos_filter_cb: TCA_KIND mnl_attr_validate failed.");
+ if (mnl_attr_validate(attr, MNL_TYPE_STRING) < 0) {
+ ERROR(
+ "netlink plugin: qos_filter_cb: TCA_KIND mnl_attr_validate failed.");
return MNL_CB_ERROR;
}
- kind = mnl_attr_get_str (attr);
+ kind = mnl_attr_get_str(attr);
break;
}
- if (kind == NULL)
- {
- ERROR ("netlink plugin: qos_filter_cb: kind == NULL");
- return (-1);
+ if (kind == NULL) {
+ ERROR("netlink plugin: qos_filter_cb: kind == NULL");
+ return -1;
}
{ /* The ID */
uint32_t numberic_id;
numberic_id = tm->tcm_handle;
- if (strcmp (tc_type, "filter") == 0)
+ if (strcmp(tc_type, "filter") == 0)
numberic_id = tm->tcm_parent;
- ssnprintf (tc_inst, sizeof (tc_inst), "%s-%x:%x",
- kind,
- numberic_id >> 16,
- numberic_id & 0x0000FFFF);
+ snprintf(tc_inst, sizeof(tc_inst), "%s-%x:%x", kind, numberic_id >> 16,
+ numberic_id & 0x0000FFFF);
}
- DEBUG ("netlink plugin: qos_filter_cb: got %s for %s (%i).",
- tc_type, dev, tm->tcm_ifindex);
+ DEBUG("netlink plugin: qos_filter_cb: got %s for %s (%i).", tc_type, dev,
+ tm->tcm_ifindex);
- if (check_ignorelist (dev, tc_type, tc_inst))
+ if (check_ignorelist(dev, tc_type, tc_inst))
return MNL_CB_OK;
#if HAVE_TCA_STATS2
- mnl_attr_for_each (attr, nlh, sizeof (*tm))
- {
- struct gnet_stats_basic *bs = NULL;
+ mnl_attr_for_each(attr, nlh, sizeof(*tm)) {
+ struct qos_stats q_stats;
- if (mnl_attr_get_type (attr) != TCA_STATS2)
+ memset(&q_stats, 0x0, sizeof(q_stats));
+
+ if (mnl_attr_get_type(attr) != TCA_STATS2)
continue;
- if (mnl_attr_validate (attr, MNL_TYPE_NESTED) < 0)
- {
- ERROR ("netlink plugin: qos_filter_cb: TCA_STATS2 mnl_attr_validate failed.");
+ if (mnl_attr_validate(attr, MNL_TYPE_NESTED) < 0) {
+ ERROR("netlink plugin: qos_filter_cb: TCA_STATS2 mnl_attr_validate "
+ "failed.");
return MNL_CB_ERROR;
}
- mnl_attr_parse_nested (attr, qos_attr_cb, &bs);
+ mnl_attr_parse_nested(attr, qos_attr_cb, &q_stats);
- if (bs != NULL)
- {
+ if (q_stats.bs != NULL || q_stats.qs != NULL) {
char type_instance[DATA_MAX_NAME_LEN];
- stats_submitted = 1;
+ stats_submitted = true;
- ssnprintf (type_instance, sizeof (type_instance), "%s-%s",
- tc_type, tc_inst);
+ int r = snprintf(type_instance, sizeof(type_instance), "%s-%s", tc_type,
+ tc_inst);
+ if ((size_t)r >= sizeof(type_instance)) {
+ ERROR("netlink plugin: type_instance truncated to %zu bytes, need %d",
+ sizeof(type_instance), r);
+ return MNL_CB_ERROR;
+ }
- submit_one (dev, "ipt_bytes", type_instance, bs->bytes);
- submit_one (dev, "ipt_packets", type_instance, bs->packets);
+ if (q_stats.bs != NULL) {
+ submit_one(dev, "ipt_bytes", type_instance, q_stats.bs->bytes);
+ submit_one(dev, "ipt_packets", type_instance, q_stats.bs->packets);
+ }
+ if (q_stats.qs != NULL) {
+ submit_one(dev, "if_tx_dropped", type_instance, q_stats.qs->drops);
+ }
}
break;
#endif /* TCA_STATS2 */
#if HAVE_TCA_STATS
- mnl_attr_for_each (attr, nlh, sizeof (*tm))
- {
+ mnl_attr_for_each(attr, nlh, sizeof(*tm)) {
struct tc_stats *ts = NULL;
- if (mnl_attr_get_type (attr) != TCA_STATS)
+ if (mnl_attr_get_type(attr) != TCA_STATS)
continue;
- if (mnl_attr_validate2 (attr, MNL_TYPE_UNSPEC, sizeof (*ts)) < 0)
- {
- ERROR ("netlink plugin: qos_filter_cb: TCA_STATS mnl_attr_validate2 failed.");
+ if (mnl_attr_validate2(attr, MNL_TYPE_UNSPEC, sizeof(*ts)) < 0) {
+ ERROR("netlink plugin: qos_filter_cb: TCA_STATS mnl_attr_validate2 "
+ "failed: %s",
+ STRERRNO);
return MNL_CB_ERROR;
}
- ts = mnl_attr_get_payload (attr);
+ ts = mnl_attr_get_payload(attr);
- if (!stats_submitted && ts != NULL)
- {
+ if (!stats_submitted && ts != NULL) {
char type_instance[DATA_MAX_NAME_LEN];
- ssnprintf (type_instance, sizeof (type_instance), "%s-%s",
- tc_type, tc_inst);
+ int r = snprintf(type_instance, sizeof(type_instance), "%s-%s", tc_type,
+ tc_inst);
+ if ((size_t)r >= sizeof(type_instance)) {
+ ERROR("netlink plugin: type_instance truncated to %zu bytes, need %d",
+ sizeof(type_instance), r);
+ return MNL_CB_ERROR;
+ }
- submit_one (dev, "ipt_bytes", type_instance, ts->bytes);
- submit_one (dev, "ipt_packets", type_instance, ts->packets);
+ submit_one(dev, "ipt_bytes", type_instance, ts->bytes);
+ submit_one(dev, "ipt_packets", type_instance, ts->packets);
}
break;
#endif /* TCA_STATS */
#if !(HAVE_TCA_STATS && HAVE_TCA_STATS2)
- DEBUG ("netlink plugin: qos_filter_cb: Have neither TCA_STATS2 nor "
- "TCA_STATS.");
+ DEBUG("netlink plugin: qos_filter_cb: Have neither TCA_STATS2 nor "
+ "TCA_STATS.");
#endif
return MNL_CB_OK;
} /* int qos_filter_cb */
-static int ir_config (const char *key, const char *value)
-{
+static int ir_config(const char *key, const char *value) {
char *new_val;
char *fields[8];
int fields_num;
int status = 1;
- new_val = strdup (value);
+ new_val = strdup(value);
if (new_val == NULL)
- return (-1);
+ return -1;
- fields_num = strsplit (new_val, fields, STATIC_ARRAY_SIZE (fields));
- if ((fields_num < 1) || (fields_num > 8))
- {
- sfree (new_val);
- return (-1);
+ fields_num = strsplit(new_val, fields, STATIC_ARRAY_SIZE(fields));
+ if ((fields_num < 1) || (fields_num > 8)) {
+ sfree(new_val);
+ return -1;
}
- if ((strcasecmp (key, "Interface") == 0)
- || (strcasecmp (key, "VerboseInterface") == 0))
- {
- if (fields_num != 1)
- {
- ERROR ("netlink plugin: Invalid number of fields for option "
- "`%s'. Got %i, expected 1.", key, fields_num);
+ if ((strcasecmp(key, "Interface") == 0) ||
+ (strcasecmp(key, "VerboseInterface") == 0)) {
+ if (fields_num != 1) {
+ ERROR("netlink plugin: Invalid number of fields for option "
+ "`%s'. Got %i, expected 1.",
+ key, fields_num);
status = -1;
- }
- else
- {
- add_ignorelist (fields[0], "interface", NULL);
- if (strcasecmp (key, "VerboseInterface") == 0)
- add_ignorelist (fields[0], "if_detail", NULL);
+ } else {
+ add_ignorelist(fields[0], "interface", NULL);
+ if (strcasecmp(key, "VerboseInterface") == 0)
+ add_ignorelist(fields[0], "if_detail", NULL);
status = 0;
}
- }
- else if ((strcasecmp (key, "QDisc") == 0)
- || (strcasecmp (key, "Class") == 0)
- || (strcasecmp (key, "Filter") == 0))
- {
- if ((fields_num < 1) || (fields_num > 2))
- {
- ERROR ("netlink plugin: Invalid number of fields for option "
- "`%s'. Got %i, expected 1 or 2.", key, fields_num);
- return (-1);
- }
- else
- {
- add_ignorelist (fields[0], key,
- (fields_num == 2) ? fields[1] : NULL);
+ } else if ((strcasecmp(key, "QDisc") == 0) ||
+ (strcasecmp(key, "Class") == 0) ||
+ (strcasecmp(key, "Filter") == 0)) {
+ if ((fields_num < 1) || (fields_num > 2)) {
+ ERROR("netlink plugin: Invalid number of fields for option "
+ "`%s'. Got %i, expected 1 or 2.",
+ key, fields_num);
+ return -1;
+ } else {
+ add_ignorelist(fields[0], key, (fields_num == 2) ? fields[1] : NULL);
status = 0;
}
- }
- else if (strcasecmp (key, "IgnoreSelected") == 0)
- {
- if (fields_num != 1)
- {
- ERROR ("netlink plugin: Invalid number of fields for option "
- "`IgnoreSelected'. Got %i, expected 1.", fields_num);
+ } else if (strcasecmp(key, "IgnoreSelected") == 0) {
+ if (fields_num != 1) {
+ ERROR("netlink plugin: Invalid number of fields for option "
+ "`IgnoreSelected'. Got %i, expected 1.",
+ fields_num);
status = -1;
- }
- else
- {
- if (IS_TRUE (fields[0]))
+ } else {
+ if (IS_TRUE(fields[0]))
ir_ignorelist_invert = 0;
else
ir_ignorelist_invert = 1;
}
}
- sfree (new_val);
+ sfree(new_val);
- return (status);
+ return status;
} /* int ir_config */
-static int ir_init (void)
-{
- nl = mnl_socket_open (NETLINK_ROUTE);
- if (nl == NULL)
- {
- ERROR ("netlink plugin: ir_init: mnl_socket_open failed.");
- return (-1);
+static int ir_init(void) {
+ nl = mnl_socket_open(NETLINK_ROUTE);
+ if (nl == NULL) {
+ ERROR("netlink plugin: ir_init: mnl_socket_open failed.");
+ return -1;
}
- if (mnl_socket_bind (nl, 0, MNL_SOCKET_AUTOPID) < 0)
- {
- ERROR ("netlink plugin: ir_init: mnl_socket_bind failed.");
- return (-1);
+ if (mnl_socket_bind(nl, 0, MNL_SOCKET_AUTOPID) < 0) {
+ ERROR("netlink plugin: ir_init: mnl_socket_bind failed.");
+ return -1;
}
- return (0);
+ return 0;
} /* int ir_init */
-static int ir_read (void)
-{
+static int ir_read(void) {
char buf[MNL_SOCKET_BUFFER_SIZE];
struct nlmsghdr *nlh;
struct rtgenmsg *rt;
int ret;
unsigned int seq, portid;
- static const int type_id[] = { RTM_GETQDISC, RTM_GETTCLASS, RTM_GETTFILTER };
- static const char *type_name[] = { "qdisc", "class", "filter" };
+ static const int type_id[] = {RTM_GETQDISC, RTM_GETTCLASS, RTM_GETTFILTER};
+ static const char *type_name[] = {"qdisc", "class", "filter"};
- portid = mnl_socket_get_portid (nl);
+ portid = mnl_socket_get_portid(nl);
- nlh = mnl_nlmsg_put_header (buf);
+ nlh = mnl_nlmsg_put_header(buf);
nlh->nlmsg_type = RTM_GETLINK;
nlh->nlmsg_flags = NLM_F_REQUEST | NLM_F_DUMP;
- nlh->nlmsg_seq = seq = time (NULL);
- rt = mnl_nlmsg_put_extra_header (nlh, sizeof (*rt));
+ nlh->nlmsg_seq = seq = time(NULL);
+ rt = mnl_nlmsg_put_extra_header(nlh, sizeof(*rt));
rt->rtgen_family = AF_PACKET;
- if (mnl_socket_sendto (nl, nlh, nlh->nlmsg_len) < 0)
- {
- ERROR ("netlink plugin: ir_read: rtnl_wilddump_request failed.");
- return (-1);
+ if (mnl_socket_sendto(nl, nlh, nlh->nlmsg_len) < 0) {
+ ERROR("netlink plugin: ir_read: rtnl_wilddump_request failed.");
+ return -1;
}
- ret = mnl_socket_recvfrom (nl, buf, sizeof (buf));
- while (ret > 0)
- {
- ret = mnl_cb_run (buf, ret, seq, portid, link_filter_cb, NULL);
+ ret = mnl_socket_recvfrom(nl, buf, sizeof(buf));
+ while (ret > 0) {
+ ret = mnl_cb_run(buf, ret, seq, portid, link_filter_cb, NULL);
if (ret <= MNL_CB_STOP)
break;
- ret = mnl_socket_recvfrom (nl, buf, sizeof (buf));
+ ret = mnl_socket_recvfrom(nl, buf, sizeof(buf));
}
- if (ret < 0)
- {
- ERROR ("netlink plugin: ir_read: mnl_socket_recvfrom failed.");
+ if (ret < 0) {
+ ERROR("netlink plugin: ir_read: mnl_socket_recvfrom failed: %s", STRERRNO);
return (-1);
}
/* `link_filter_cb' will update `iflist' which is used here to iterate
* over all interfaces. */
- for (size_t ifindex = 1; ifindex < iflist_len; ifindex++)
- {
+ for (size_t ifindex = 1; ifindex < iflist_len; ifindex++) {
struct tcmsg *tm;
if (iflist[ifindex] == NULL)
continue;
- for (size_t type_index = 0; type_index < STATIC_ARRAY_SIZE (type_id); type_index++)
- {
- if (check_ignorelist (iflist[ifindex], type_name[type_index], NULL))
- {
- DEBUG ("netlink plugin: ir_read: check_ignorelist (%s, %s, (nil)) "
- "== TRUE", iflist[ifindex], type_name[type_index]);
+ for (size_t type_index = 0; type_index < STATIC_ARRAY_SIZE(type_id);
+ type_index++) {
+ if (check_ignorelist(iflist[ifindex], type_name[type_index], NULL)) {
+ DEBUG("netlink plugin: ir_read: check_ignorelist (%s, %s, (nil)) "
+ "== TRUE",
+ iflist[ifindex], type_name[type_index]);
continue;
}
- DEBUG ("netlink plugin: ir_read: querying %s from %s (%zu).",
- type_name[type_index], iflist[ifindex], ifindex);
+ DEBUG("netlink plugin: ir_read: querying %s from %s (%" PRIsz ").",
+ type_name[type_index], iflist[ifindex], ifindex);
- nlh = mnl_nlmsg_put_header (buf);
+ nlh = mnl_nlmsg_put_header(buf);
nlh->nlmsg_type = type_id[type_index];
nlh->nlmsg_flags = NLM_F_REQUEST | NLM_F_DUMP;
- nlh->nlmsg_seq = seq = time (NULL);
- tm = mnl_nlmsg_put_extra_header (nlh, sizeof (*tm));
+ nlh->nlmsg_seq = seq = time(NULL);
+ tm = mnl_nlmsg_put_extra_header(nlh, sizeof(*tm));
tm->tcm_family = AF_PACKET;
tm->tcm_ifindex = ifindex;
- if (mnl_socket_sendto (nl, nlh, nlh->nlmsg_len) < 0)
- {
- ERROR ("netlink plugin: ir_read: mnl_socket_sendto failed.");
+ if (mnl_socket_sendto(nl, nlh, nlh->nlmsg_len) < 0) {
+ ERROR("netlink plugin: ir_read: mnl_socket_sendto failed.");
continue;
}
- ret = mnl_socket_recvfrom (nl, buf, sizeof (buf));
- while (ret > 0)
- {
- ret = mnl_cb_run (buf, ret, seq, portid, qos_filter_cb, &ifindex);
+ ret = mnl_socket_recvfrom(nl, buf, sizeof(buf));
+ while (ret > 0) {
+ ret = mnl_cb_run(buf, ret, seq, portid, qos_filter_cb, &ifindex);
if (ret <= MNL_CB_STOP)
break;
- ret = mnl_socket_recvfrom (nl, buf, sizeof (buf));
+ ret = mnl_socket_recvfrom(nl, buf, sizeof(buf));
}
- if (ret < 0)
- {
- ERROR ("netlink plugin: ir_read:mnl_socket_recvfrom failed.");
+ if (ret < 0) {
+ ERROR("netlink plugin: ir_read: mnl_socket_recvfrom failed: %s",
+ STRERRNO);
continue;
}
-
} /* for (type_index) */
- } /* for (if_index) */
+ } /* for (if_index) */
- return (0);
+ return 0;
} /* int ir_read */
-static int ir_shutdown (void)
-{
- if (nl)
- {
- mnl_socket_close (nl);
+static int ir_shutdown(void) {
+ if (nl) {
+ mnl_socket_close(nl);
nl = NULL;
}
- return (0);
+ return 0;
} /* int ir_shutdown */
-void module_register (void)
-{
- plugin_register_config ("netlink", ir_config, config_keys, config_keys_num);
- plugin_register_init ("netlink", ir_init);
- plugin_register_read ("netlink", ir_read);
- plugin_register_shutdown ("netlink", ir_shutdown);
+void module_register(void) {
+ plugin_register_config("netlink", ir_config, config_keys, config_keys_num);
+ plugin_register_init("netlink", ir_init);
+ plugin_register_read("netlink", ir_read);
+ plugin_register_shutdown("netlink", ir_shutdown);
} /* void module_register */
-
-/*
- * vim: set shiftwidth=2 softtabstop=2 tabstop=8 :
- */