diff options
Diffstat (limited to '')
| -rw-r--r-- | collectors/proc.plugin/proc_net_dev.c | 1127 |
1 files changed, 1127 insertions, 0 deletions
diff --git a/collectors/proc.plugin/proc_net_dev.c b/collectors/proc.plugin/proc_net_dev.c new file mode 100644 index 0000000..a7db37e --- /dev/null +++ b/collectors/proc.plugin/proc_net_dev.c @@ -0,0 +1,1127 @@ +// SPDX-License-Identifier: GPL-3.0-or-later + +#include "plugin_proc.h" + +#define PLUGIN_PROC_MODULE_NETDEV_NAME "/proc/net/dev" +#define CONFIG_SECTION_PLUGIN_PROC_NETDEV "plugin:" PLUGIN_PROC_CONFIG_NAME ":" PLUGIN_PROC_MODULE_NETDEV_NAME + +// As defined in https://www.kernel.org/doc/Documentation/ABI/testing/sysfs-class-net +const char *operstate_names[] = { "unknown", "notpresent", "down", "lowerlayerdown", "testing", "dormant", "up" }; + +static inline int get_operstate(char *operstate) +{ + int i; + + for (i = 0; i < (int) (sizeof(operstate_names) / sizeof(char *)); i++) { + if (!strcmp(operstate, operstate_names[i])) { + return i; + } + } + return 0; +} + +// ---------------------------------------------------------------------------- +// netdev list + +static struct netdev { + char *name; + uint32_t hash; + size_t len; + + // flags + int virtual; + int configured; + int enabled; + int updated; + + int do_bandwidth; + int do_packets; + int do_errors; + int do_drops; + int do_fifo; + int do_compressed; + int do_events; + + const char *chart_type_net_bytes; + const char *chart_type_net_packets; + const char *chart_type_net_errors; + const char *chart_type_net_fifo; + const char *chart_type_net_events; + const char *chart_type_net_drops; + const char *chart_type_net_compressed; + + const char *chart_id_net_bytes; + const char *chart_id_net_packets; + const char *chart_id_net_errors; + const char *chart_id_net_fifo; + const char *chart_id_net_events; + const char *chart_id_net_drops; + const char *chart_id_net_compressed; + + const char *chart_family; + + struct label *chart_labels; + + int flipped; + unsigned long priority; + + // data collected + kernel_uint_t rbytes; + kernel_uint_t rpackets; + kernel_uint_t rerrors; + kernel_uint_t rdrops; + kernel_uint_t rfifo; + kernel_uint_t rframe; + kernel_uint_t rcompressed; + kernel_uint_t rmulticast; + + kernel_uint_t tbytes; + kernel_uint_t tpackets; + kernel_uint_t terrors; + kernel_uint_t tdrops; + kernel_uint_t tfifo; + kernel_uint_t tcollisions; + kernel_uint_t tcarrier; + kernel_uint_t tcompressed; + kernel_uint_t speed; + kernel_uint_t duplex; + kernel_uint_t operstate; + + // charts + RRDSET *st_bandwidth; + RRDSET *st_packets; + RRDSET *st_errors; + RRDSET *st_drops; + RRDSET *st_fifo; + RRDSET *st_compressed; + RRDSET *st_events; + + // dimensions + RRDDIM *rd_rbytes; + RRDDIM *rd_rpackets; + RRDDIM *rd_rerrors; + RRDDIM *rd_rdrops; + RRDDIM *rd_rfifo; + RRDDIM *rd_rframe; + RRDDIM *rd_rcompressed; + RRDDIM *rd_rmulticast; + + RRDDIM *rd_tbytes; + RRDDIM *rd_tpackets; + RRDDIM *rd_terrors; + RRDDIM *rd_tdrops; + RRDDIM *rd_tfifo; + RRDDIM *rd_tcollisions; + RRDDIM *rd_tcarrier; + RRDDIM *rd_tcompressed; + + usec_t speed_last_collected_usec; + usec_t duplex_last_collected_usec; + usec_t operstate_last_collected_usec; + + char *filename_speed; + RRDSETVAR *chart_var_speed; + + char *filename_duplex; + RRDSETVAR *chart_var_duplex; + + char *filename_operstate; + RRDSETVAR *chart_var_operstate; + + struct netdev *next; +} *netdev_root = NULL, *netdev_last_used = NULL; + +static size_t netdev_added = 0, netdev_found = 0; + +// ---------------------------------------------------------------------------- + +static void netdev_charts_release(struct netdev *d) { + if(d->st_bandwidth) rrdset_is_obsolete(d->st_bandwidth); + if(d->st_packets) rrdset_is_obsolete(d->st_packets); + if(d->st_errors) rrdset_is_obsolete(d->st_errors); + if(d->st_drops) rrdset_is_obsolete(d->st_drops); + if(d->st_fifo) rrdset_is_obsolete(d->st_fifo); + if(d->st_compressed) rrdset_is_obsolete(d->st_compressed); + if(d->st_events) rrdset_is_obsolete(d->st_events); + + d->st_bandwidth = NULL; + d->st_compressed = NULL; + d->st_drops = NULL; + d->st_errors = NULL; + d->st_events = NULL; + d->st_fifo = NULL; + d->st_packets = NULL; + + d->rd_rbytes = NULL; + d->rd_rpackets = NULL; + d->rd_rerrors = NULL; + d->rd_rdrops = NULL; + d->rd_rfifo = NULL; + d->rd_rframe = NULL; + d->rd_rcompressed = NULL; + d->rd_rmulticast = NULL; + + d->rd_tbytes = NULL; + d->rd_tpackets = NULL; + d->rd_terrors = NULL; + d->rd_tdrops = NULL; + d->rd_tfifo = NULL; + d->rd_tcollisions = NULL; + d->rd_tcarrier = NULL; + d->rd_tcompressed = NULL; + + d->chart_var_speed = NULL; + d->chart_var_duplex = NULL; + d->chart_var_operstate = NULL; +} + +static void netdev_free_chart_strings(struct netdev *d) { + freez((void *)d->chart_type_net_bytes); + freez((void *)d->chart_type_net_compressed); + freez((void *)d->chart_type_net_drops); + freez((void *)d->chart_type_net_errors); + freez((void *)d->chart_type_net_events); + freez((void *)d->chart_type_net_fifo); + freez((void *)d->chart_type_net_packets); + + freez((void *)d->chart_id_net_bytes); + freez((void *)d->chart_id_net_compressed); + freez((void *)d->chart_id_net_drops); + freez((void *)d->chart_id_net_errors); + freez((void *)d->chart_id_net_events); + freez((void *)d->chart_id_net_fifo); + freez((void *)d->chart_id_net_packets); + + freez((void *)d->chart_family); +} + +static void netdev_free(struct netdev *d) { + netdev_charts_release(d); + netdev_free_chart_strings(d); + free_label_list(d->chart_labels); + + freez((void *)d->name); + freez((void *)d->filename_speed); + freez((void *)d->filename_duplex); + freez((void *)d->filename_operstate); + freez((void *)d); + netdev_added--; +} + +// ---------------------------------------------------------------------------- +// netdev renames + +static struct netdev_rename { + const char *host_device; + uint32_t hash; + + const char *container_device; + const char *container_name; + + struct label *chart_labels; + + int processed; + + struct netdev_rename *next; +} *netdev_rename_root = NULL; + +static int netdev_pending_renames = 0; +static netdata_mutex_t netdev_rename_mutex = NETDATA_MUTEX_INITIALIZER; + +static struct netdev_rename *netdev_rename_find(const char *host_device, uint32_t hash) { + struct netdev_rename *r; + + for(r = netdev_rename_root; r ; r = r->next) + if(r->hash == hash && !strcmp(host_device, r->host_device)) + return r; + + return NULL; +} + +// other threads can call this function to register a rename to a netdev +void netdev_rename_device_add( + const char *host_device, const char *container_device, const char *container_name, struct label *labels) +{ + netdata_mutex_lock(&netdev_rename_mutex); + + uint32_t hash = simple_hash(host_device); + struct netdev_rename *r = netdev_rename_find(host_device, hash); + if(!r) { + r = callocz(1, sizeof(struct netdev_rename)); + r->host_device = strdupz(host_device); + r->container_device = strdupz(container_device); + r->container_name = strdupz(container_name); + update_label_list(&r->chart_labels, labels); + r->hash = hash; + r->next = netdev_rename_root; + r->processed = 0; + netdev_rename_root = r; + netdev_pending_renames++; + info("CGROUP: registered network interface rename for '%s' as '%s' under '%s'", r->host_device, r->container_device, r->container_name); + } + else { + if(strcmp(r->container_device, container_device) != 0 || strcmp(r->container_name, container_name) != 0) { + freez((void *) r->container_device); + freez((void *) r->container_name); + + r->container_device = strdupz(container_device); + r->container_name = strdupz(container_name); + + update_label_list(&r->chart_labels, labels); + + r->processed = 0; + netdev_pending_renames++; + info("CGROUP: altered network interface rename for '%s' as '%s' under '%s'", r->host_device, r->container_device, r->container_name); + } + } + + netdata_mutex_unlock(&netdev_rename_mutex); +} + +// other threads can call this function to delete a rename to a netdev +void netdev_rename_device_del(const char *host_device) { + netdata_mutex_lock(&netdev_rename_mutex); + + struct netdev_rename *r, *last = NULL; + + uint32_t hash = simple_hash(host_device); + for(r = netdev_rename_root; r ; last = r, r = r->next) { + if (r->hash == hash && !strcmp(host_device, r->host_device)) { + if (netdev_rename_root == r) + netdev_rename_root = r->next; + else if (last) + last->next = r->next; + + if(!r->processed) + netdev_pending_renames--; + + info("CGROUP: unregistered network interface rename for '%s' as '%s' under '%s'", r->host_device, r->container_device, r->container_name); + + freez((void *) r->host_device); + freez((void *) r->container_name); + freez((void *) r->container_device); + free_label_list(r->chart_labels); + freez((void *) r); + break; + } + } + + netdata_mutex_unlock(&netdev_rename_mutex); +} + +static inline void netdev_rename_cgroup(struct netdev *d, struct netdev_rename *r) { + info("CGROUP: renaming network interface '%s' as '%s' under '%s'", r->host_device, r->container_device, r->container_name); + + netdev_charts_release(d); + netdev_free_chart_strings(d); + + char buffer[RRD_ID_LENGTH_MAX + 1]; + + snprintfz(buffer, RRD_ID_LENGTH_MAX, "cgroup_%s", r->container_name); + d->chart_type_net_bytes = strdupz(buffer); + d->chart_type_net_compressed = strdupz(buffer); + d->chart_type_net_drops = strdupz(buffer); + d->chart_type_net_errors = strdupz(buffer); + d->chart_type_net_events = strdupz(buffer); + d->chart_type_net_fifo = strdupz(buffer); + d->chart_type_net_packets = strdupz(buffer); + + snprintfz(buffer, RRD_ID_LENGTH_MAX, "net_%s", r->container_device); + d->chart_id_net_bytes = strdupz(buffer); + + snprintfz(buffer, RRD_ID_LENGTH_MAX, "net_compressed_%s", r->container_device); + d->chart_id_net_compressed = strdupz(buffer); + + snprintfz(buffer, RRD_ID_LENGTH_MAX, "net_drops_%s", r->container_device); + d->chart_id_net_drops = strdupz(buffer); + + snprintfz(buffer, RRD_ID_LENGTH_MAX, "net_errors_%s", r->container_device); + d->chart_id_net_errors = strdupz(buffer); + + snprintfz(buffer, RRD_ID_LENGTH_MAX, "net_events_%s", r->container_device); + d->chart_id_net_events = strdupz(buffer); + + snprintfz(buffer, RRD_ID_LENGTH_MAX, "net_fifo_%s", r->container_device); + d->chart_id_net_fifo = strdupz(buffer); + + snprintfz(buffer, RRD_ID_LENGTH_MAX, "net_packets_%s", r->container_device); + d->chart_id_net_packets = strdupz(buffer); + + snprintfz(buffer, RRD_ID_LENGTH_MAX, "net %s", r->container_device); + d->chart_family = strdupz(buffer); + + update_label_list(&d->chart_labels, r->chart_labels); + + d->priority = NETDATA_CHART_PRIO_CGROUP_NET_IFACE; + d->flipped = 1; +} + +static inline void netdev_rename(struct netdev *d) { + struct netdev_rename *r = netdev_rename_find(d->name, d->hash); + if(unlikely(r && !r->processed)) { + netdev_rename_cgroup(d, r); + r->processed = 1; + netdev_pending_renames--; + } +} + +static inline void netdev_rename_lock(struct netdev *d) { + netdata_mutex_lock(&netdev_rename_mutex); + netdev_rename(d); + netdata_mutex_unlock(&netdev_rename_mutex); +} + +static inline void netdev_rename_all_lock(void) { + netdata_mutex_lock(&netdev_rename_mutex); + + struct netdev *d; + for(d = netdev_root; d ; d = d->next) + netdev_rename(d); + + netdev_pending_renames = 0; + netdata_mutex_unlock(&netdev_rename_mutex); +} + +// ---------------------------------------------------------------------------- +// netdev data collection + +static void netdev_cleanup() { + if(likely(netdev_found == netdev_added)) return; + + netdev_added = 0; + struct netdev *d = netdev_root, *last = NULL; + while(d) { + if(unlikely(!d->updated)) { + // info("Removing network device '%s', linked after '%s'", d->name, last?last->name:"ROOT"); + + if(netdev_last_used == d) + netdev_last_used = last; + + struct netdev *t = d; + + if(d == netdev_root || !last) + netdev_root = d = d->next; + + else + last->next = d = d->next; + + t->next = NULL; + netdev_free(t); + } + else { + netdev_added++; + last = d; + d->updated = 0; + d = d->next; + } + } +} + +static struct netdev *get_netdev(const char *name) { + struct netdev *d; + + uint32_t hash = simple_hash(name); + + // search it, from the last position to the end + for(d = netdev_last_used ; d ; d = d->next) { + if(unlikely(hash == d->hash && !strcmp(name, d->name))) { + netdev_last_used = d->next; + return d; + } + } + + // search it from the beginning to the last position we used + for(d = netdev_root ; d != netdev_last_used ; d = d->next) { + if(unlikely(hash == d->hash && !strcmp(name, d->name))) { + netdev_last_used = d->next; + return d; + } + } + + // create a new one + d = callocz(1, sizeof(struct netdev)); + d->name = strdupz(name); + d->hash = simple_hash(d->name); + d->len = strlen(d->name); + + d->chart_type_net_bytes = strdupz("net"); + d->chart_type_net_compressed = strdupz("net_compressed"); + d->chart_type_net_drops = strdupz("net_drops"); + d->chart_type_net_errors = strdupz("net_errors"); + d->chart_type_net_events = strdupz("net_events"); + d->chart_type_net_fifo = strdupz("net_fifo"); + d->chart_type_net_packets = strdupz("net_packets"); + + d->chart_id_net_bytes = strdupz(d->name); + d->chart_id_net_compressed = strdupz(d->name); + d->chart_id_net_drops = strdupz(d->name); + d->chart_id_net_errors = strdupz(d->name); + d->chart_id_net_events = strdupz(d->name); + d->chart_id_net_fifo = strdupz(d->name); + d->chart_id_net_packets = strdupz(d->name); + + d->chart_family = strdupz(d->name); + d->priority = NETDATA_CHART_PRIO_FIRST_NET_IFACE; + + netdev_rename_lock(d); + + netdev_added++; + + // link it to the end + if(netdev_root) { + struct netdev *e; + for(e = netdev_root; e->next ; e = e->next) ; + e->next = d; + } + else + netdev_root = d; + + return d; +} + +int do_proc_net_dev(int update_every, usec_t dt) { + (void)dt; + static SIMPLE_PATTERN *disabled_list = NULL; + static procfile *ff = NULL; + static int enable_new_interfaces = -1; + static int do_bandwidth = -1, do_packets = -1, do_errors = -1, do_drops = -1, do_fifo = -1, do_compressed = -1, + do_events = -1; + static char *path_to_sys_devices_virtual_net = NULL, *path_to_sys_class_net_speed = NULL, + *proc_net_dev_filename = NULL; + static char *path_to_sys_class_net_duplex = NULL; + static char *path_to_sys_class_net_operstate = NULL; + static long long int dt_to_refresh_speed = 0; + static long long int dt_to_refresh_duplex = 0; + static long long int dt_to_refresh_operstate = 0; + + if(unlikely(enable_new_interfaces == -1)) { + char filename[FILENAME_MAX + 1]; + + snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, (*netdata_configured_host_prefix)?"/proc/1/net/dev":"/proc/net/dev"); + proc_net_dev_filename = config_get(CONFIG_SECTION_PLUGIN_PROC_NETDEV, "filename to monitor", filename); + + snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, "/sys/devices/virtual/net/%s"); + path_to_sys_devices_virtual_net = config_get(CONFIG_SECTION_PLUGIN_PROC_NETDEV, "path to get virtual interfaces", filename); + + snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, "/sys/class/net/%s/speed"); + path_to_sys_class_net_speed = config_get(CONFIG_SECTION_PLUGIN_PROC_NETDEV, "path to get net device speed", filename); + + snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, "/sys/class/net/%s/duplex"); + path_to_sys_class_net_duplex = config_get(CONFIG_SECTION_PLUGIN_PROC_NETDEV, "path to get net device duplex", filename); + + snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, "/sys/class/net/%s/operstate"); + path_to_sys_class_net_operstate = config_get(CONFIG_SECTION_PLUGIN_PROC_NETDEV, "path to get net device operstate", filename); + + + enable_new_interfaces = config_get_boolean_ondemand(CONFIG_SECTION_PLUGIN_PROC_NETDEV, "enable new interfaces detected at runtime", CONFIG_BOOLEAN_AUTO); + + do_bandwidth = config_get_boolean_ondemand(CONFIG_SECTION_PLUGIN_PROC_NETDEV, "bandwidth for all interfaces", CONFIG_BOOLEAN_AUTO); + do_packets = config_get_boolean_ondemand(CONFIG_SECTION_PLUGIN_PROC_NETDEV, "packets for all interfaces", CONFIG_BOOLEAN_AUTO); + do_errors = config_get_boolean_ondemand(CONFIG_SECTION_PLUGIN_PROC_NETDEV, "errors for all interfaces", CONFIG_BOOLEAN_AUTO); + do_drops = config_get_boolean_ondemand(CONFIG_SECTION_PLUGIN_PROC_NETDEV, "drops for all interfaces", CONFIG_BOOLEAN_AUTO); + do_fifo = config_get_boolean_ondemand(CONFIG_SECTION_PLUGIN_PROC_NETDEV, "fifo for all interfaces", CONFIG_BOOLEAN_AUTO); + do_compressed = config_get_boolean_ondemand(CONFIG_SECTION_PLUGIN_PROC_NETDEV, "compressed packets for all interfaces", CONFIG_BOOLEAN_AUTO); + do_events = config_get_boolean_ondemand(CONFIG_SECTION_PLUGIN_PROC_NETDEV, "frames, collisions, carrier counters for all interfaces", CONFIG_BOOLEAN_AUTO); + + disabled_list = simple_pattern_create(config_get(CONFIG_SECTION_PLUGIN_PROC_NETDEV, "disable by default interfaces matching", "lo fireqos* *-ifb"), NULL, SIMPLE_PATTERN_EXACT); + + dt_to_refresh_speed = config_get_number(CONFIG_SECTION_PLUGIN_PROC_NETDEV, "refresh interface speed every seconds", 10) * USEC_PER_SEC; + dt_to_refresh_duplex = config_get_number(CONFIG_SECTION_PLUGIN_PROC_NETDEV, "refresh interface duplex every seconds", 10) * USEC_PER_SEC; + dt_to_refresh_operstate = config_get_number(CONFIG_SECTION_PLUGIN_PROC_NETDEV, "refresh interface operstate every seconds", 10) * USEC_PER_SEC; + + if (dt_to_refresh_operstate < 0) + dt_to_refresh_operstate = 0; + if (dt_to_refresh_duplex < 0) + dt_to_refresh_duplex = 0; + if (dt_to_refresh_speed < 0) + dt_to_refresh_speed = 0; + } + + if(unlikely(!ff)) { + ff = procfile_open(proc_net_dev_filename, " \t,|", PROCFILE_FLAG_DEFAULT); + if(unlikely(!ff)) return 1; + } + + ff = procfile_readall(ff); + if(unlikely(!ff)) return 0; // we return 0, so that we will retry to open it next time + + // rename all the devices, if we have pending renames + if(unlikely(netdev_pending_renames)) + netdev_rename_all_lock(); + + netdev_found = 0; + + kernel_uint_t system_rbytes = 0; + kernel_uint_t system_tbytes = 0; + + size_t lines = procfile_lines(ff), l; + for(l = 2; l < lines ;l++) { + // require 17 words on each line + if(unlikely(procfile_linewords(ff, l) < 17)) continue; + + char *name = procfile_lineword(ff, l, 0); + size_t len = strlen(name); + if(name[len - 1] == ':') name[len - 1] = '\0'; + + struct netdev *d = get_netdev(name); + d->updated = 1; + netdev_found++; + + if(unlikely(!d->configured)) { + // this is the first time we see this interface + + // remember we configured it + d->configured = 1; + + d->enabled = enable_new_interfaces; + + if(d->enabled) + d->enabled = !simple_pattern_matches(disabled_list, d->name); + + char buffer[FILENAME_MAX + 1]; + + snprintfz(buffer, FILENAME_MAX, path_to_sys_devices_virtual_net, d->name); + if(likely(access(buffer, R_OK) == 0)) { + d->virtual = 1; + } + else + d->virtual = 0; + + if(likely(!d->virtual)) { + // set the filename to get the interface speed + snprintfz(buffer, FILENAME_MAX, path_to_sys_class_net_speed, d->name); + d->filename_speed = strdupz(buffer); + + snprintfz(buffer, FILENAME_MAX, path_to_sys_class_net_duplex, d->name); + d->filename_duplex = strdupz(buffer); + } + snprintfz(buffer, FILENAME_MAX, path_to_sys_class_net_operstate, d->name); + d->filename_operstate = strdupz(buffer); + + snprintfz(buffer, FILENAME_MAX, "plugin:proc:/proc/net/dev:%s", d->name); + d->enabled = config_get_boolean_ondemand(buffer, "enabled", d->enabled); + d->virtual = config_get_boolean(buffer, "virtual", d->virtual); + + if(d->enabled == CONFIG_BOOLEAN_NO) + continue; + + d->do_bandwidth = config_get_boolean_ondemand(buffer, "bandwidth", do_bandwidth); + d->do_packets = config_get_boolean_ondemand(buffer, "packets", do_packets); + d->do_errors = config_get_boolean_ondemand(buffer, "errors", do_errors); + d->do_drops = config_get_boolean_ondemand(buffer, "drops", do_drops); + d->do_fifo = config_get_boolean_ondemand(buffer, "fifo", do_fifo); + d->do_compressed = config_get_boolean_ondemand(buffer, "compressed", do_compressed); + d->do_events = config_get_boolean_ondemand(buffer, "events", do_events); + } + + if(unlikely(!d->enabled)) + continue; + + if(likely(d->do_bandwidth != CONFIG_BOOLEAN_NO || !d->virtual)) { + d->rbytes = str2kernel_uint_t(procfile_lineword(ff, l, 1)); + d->tbytes = str2kernel_uint_t(procfile_lineword(ff, l, 9)); + + if(likely(!d->virtual)) { + system_rbytes += d->rbytes; + system_tbytes += d->tbytes; + } + } + + if(likely(d->do_packets != CONFIG_BOOLEAN_NO)) { + d->rpackets = str2kernel_uint_t(procfile_lineword(ff, l, 2)); + d->rmulticast = str2kernel_uint_t(procfile_lineword(ff, l, 8)); + d->tpackets = str2kernel_uint_t(procfile_lineword(ff, l, 10)); + } + + if(likely(d->do_errors != CONFIG_BOOLEAN_NO)) { + d->rerrors = str2kernel_uint_t(procfile_lineword(ff, l, 3)); + d->terrors = str2kernel_uint_t(procfile_lineword(ff, l, 11)); + } + + if(likely(d->do_drops != CONFIG_BOOLEAN_NO)) { + d->rdrops = str2kernel_uint_t(procfile_lineword(ff, l, 4)); + d->tdrops = str2kernel_uint_t(procfile_lineword(ff, l, 12)); + } + + if(likely(d->do_fifo != CONFIG_BOOLEAN_NO)) { + d->rfifo = str2kernel_uint_t(procfile_lineword(ff, l, 5)); + d->tfifo = str2kernel_uint_t(procfile_lineword(ff, l, 13)); + } + + if(likely(d->do_compressed != CONFIG_BOOLEAN_NO)) { + d->rcompressed = str2kernel_uint_t(procfile_lineword(ff, l, 7)); + d->tcompressed = str2kernel_uint_t(procfile_lineword(ff, l, 16)); + } + + if(likely(d->do_events != CONFIG_BOOLEAN_NO)) { + d->rframe = str2kernel_uint_t(procfile_lineword(ff, l, 6)); + d->tcollisions = str2kernel_uint_t(procfile_lineword(ff, l, 14)); + d->tcarrier = str2kernel_uint_t(procfile_lineword(ff, l, 15)); + } + + //info("PROC_NET_DEV: %s speed %zu, bytes %zu/%zu, packets %zu/%zu/%zu, errors %zu/%zu, drops %zu/%zu, fifo %zu/%zu, compressed %zu/%zu, rframe %zu, tcollisions %zu, tcarrier %zu" + // , d->name, d->speed + // , d->rbytes, d->tbytes + // , d->rpackets, d->tpackets, d->rmulticast + // , d->rerrors, d->terrors + // , d->rdrops, d->tdrops + // , d->rfifo, d->tfifo + // , d->rcompressed, d->tcompressed + // , d->rframe, d->tcollisions, d->tcarrier + // ); + + // -------------------------------------------------------------------- + + if(unlikely(d->do_bandwidth == CONFIG_BOOLEAN_AUTO && + (d->rbytes || d->tbytes || netdata_zero_metrics_enabled == CONFIG_BOOLEAN_YES))) + d->do_bandwidth = CONFIG_BOOLEAN_YES; + + if(d->do_bandwidth == CONFIG_BOOLEAN_YES) { + if(unlikely(!d->st_bandwidth)) { + + d->st_bandwidth = rrdset_create_localhost( + d->chart_type_net_bytes + , d->chart_id_net_bytes + , NULL + , d->chart_family + , "net.net" + , "Bandwidth" + , "kilobits/s" + , PLUGIN_PROC_NAME + , PLUGIN_PROC_MODULE_NETDEV_NAME + , d->priority + , update_every + , RRDSET_TYPE_AREA + ); + + rrdset_update_labels(d->st_bandwidth, d->chart_labels); + + d->rd_rbytes = rrddim_add(d->st_bandwidth, "received", NULL, 8, BITS_IN_A_KILOBIT, RRD_ALGORITHM_INCREMENTAL); + d->rd_tbytes = rrddim_add(d->st_bandwidth, "sent", NULL, -8, BITS_IN_A_KILOBIT, RRD_ALGORITHM_INCREMENTAL); + + if(d->flipped) { + // flip receive/trasmit + + RRDDIM *td = d->rd_rbytes; + d->rd_rbytes = d->rd_tbytes; + d->rd_tbytes = td; + } + } + else rrdset_next(d->st_bandwidth); + + rrddim_set_by_pointer(d->st_bandwidth, d->rd_rbytes, (collected_number)d->rbytes); + rrddim_set_by_pointer(d->st_bandwidth, d->rd_tbytes, (collected_number)d->tbytes); + rrdset_done(d->st_bandwidth); + + // update the interface speed + if(d->filename_speed) { + d->speed_last_collected_usec += dt; + + if(unlikely(d->speed_last_collected_usec >= (usec_t)dt_to_refresh_speed)) { + + if(unlikely(!d->chart_var_speed)) { + d->chart_var_speed = rrdsetvar_custom_chart_variable_create(d->st_bandwidth, "nic_speed_max"); + if(!d->chart_var_speed) { + error("Cannot create interface %s chart variable 'nic_speed_max'. Will not update its speed anymore.", d->name); + freez(d->filename_speed); + d->filename_speed = NULL; + } + } + + if(d->filename_speed && d->chart_var_speed) { + if(read_single_number_file(d->filename_speed, (unsigned long long *) &d->speed)) { + error("Cannot refresh interface %s speed by reading '%s'. Will not update its speed anymore.", d->name, d->filename_speed); + freez(d->filename_speed); + d->filename_speed = NULL; + } + else { + rrdsetvar_custom_chart_variable_set(d->chart_var_speed, (calculated_number) d->speed); + d->speed_last_collected_usec = 0; + } + } + } + } + + if (d->filename_duplex) { + d->duplex_last_collected_usec += dt; + + if (unlikely(d->duplex_last_collected_usec >= (usec_t)dt_to_refresh_duplex)) { + if (unlikely(!d->chart_var_duplex)) { + d->chart_var_duplex = rrdsetvar_custom_chart_variable_create(d->st_bandwidth, "duplex"); + if (!d->chart_var_duplex) { + error("Cannot create interface %s chart variable 'duplex'. Will not update the duplex status anymore.", d->name); + freez(d->filename_duplex); + d->filename_duplex = NULL; + } + } + + if (d->filename_duplex && d->chart_var_duplex) { + char buffer[32 + 1]; + + if (read_file(d->filename_duplex, buffer, 32)) { + error("Cannot refresh interface %s duplex state by reading '%s'. I will stop updating it.", d->name, d->filename_duplex); + freez(d->filename_duplex); + d->filename_duplex = NULL; + } else { + // values can be unknown, half or full -- just check the first letter for speed + if (buffer[0] == 'f') + d->duplex = 2; + else if (buffer[0] == 'h') + d->duplex = 1; + else + d->duplex = 0; + + rrdsetvar_custom_chart_variable_set(d->chart_var_duplex, (calculated_number)d->duplex); + d->duplex_last_collected_usec = 0; + } + } + } + } + + if (d->filename_operstate) { + d->operstate_last_collected_usec += dt; + + if (unlikely(d->operstate_last_collected_usec >= (usec_t)dt_to_refresh_operstate)) { + if (unlikely(!d->chart_var_operstate)) { + d->chart_var_operstate = rrdsetvar_custom_chart_variable_create(d->st_bandwidth, "operstate"); + if (!d->chart_var_operstate) { + error( + "Cannot create interface %s chart variable 'operstate'. I will stop updating it.", + d->name); + freez(d->filename_operstate); + d->filename_operstate = NULL; + } + } + + if (d->filename_operstate && d->chart_var_operstate) { + char buffer[32 + 1], *trimmed_buffer; + + if (read_file(d->filename_operstate, buffer, 32)) { + error( + "Cannot refresh %s operstate by reading '%s'. Will not update its status anymore.", + d->name, d->filename_operstate); + freez(d->filename_operstate); + d->filename_operstate = NULL; + } else { + trimmed_buffer = trim(buffer); + d->operstate = get_operstate(trimmed_buffer); + rrdsetvar_custom_chart_variable_set(d->chart_var_operstate, (calculated_number)d->operstate); + d->operstate_last_collected_usec = 0; + } + } + } + } + } + + // -------------------------------------------------------------------- + + if(unlikely(d->do_packets == CONFIG_BOOLEAN_AUTO && + (d->rpackets || d->tpackets || d->rmulticast || netdata_zero_metrics_enabled == CONFIG_BOOLEAN_YES))) + d->do_packets = CONFIG_BOOLEAN_YES; + + if(d->do_packets == CONFIG_BOOLEAN_YES) { + if(unlikely(!d->st_packets)) { + + d->st_packets = rrdset_create_localhost( + d->chart_type_net_packets + , d->chart_id_net_packets + , NULL + , d->chart_family + , "net.packets" + , "Packets" + , "packets/s" + , PLUGIN_PROC_NAME + , PLUGIN_PROC_MODULE_NETDEV_NAME + , d->priority + 1 + , update_every + , RRDSET_TYPE_LINE + ); + + rrdset_flag_set(d->st_packets, RRDSET_FLAG_DETAIL); + + rrdset_update_labels(d->st_packets, d->chart_labels); + + d->rd_rpackets = rrddim_add(d->st_packets, "received", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL); + d->rd_tpackets = rrddim_add(d->st_packets, "sent", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL); + d->rd_rmulticast = rrddim_add(d->st_packets, "multicast", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL); + + if(d->flipped) { + // flip receive/trasmit + + RRDDIM *td = d->rd_rpackets; + d->rd_rpackets = d->rd_tpackets; + d->rd_tpackets = td; + } + } + else rrdset_next(d->st_packets); + + rrddim_set_by_pointer(d->st_packets, d->rd_rpackets, (collected_number)d->rpackets); + rrddim_set_by_pointer(d->st_packets, d->rd_tpackets, (collected_number)d->tpackets); + rrddim_set_by_pointer(d->st_packets, d->rd_rmulticast, (collected_number)d->rmulticast); + rrdset_done(d->st_packets); + } + + // -------------------------------------------------------------------- + + if(unlikely(d->do_errors == CONFIG_BOOLEAN_AUTO && + (d->rerrors || d->terrors || netdata_zero_metrics_enabled == CONFIG_BOOLEAN_YES))) + d->do_errors = CONFIG_BOOLEAN_YES; + + if(d->do_errors == CONFIG_BOOLEAN_YES) { + if(unlikely(!d->st_errors)) { + + d->st_errors = rrdset_create_localhost( + d->chart_type_net_errors + , d->chart_id_net_errors + , NULL + , d->chart_family + , "net.errors" + , "Interface Errors" + , "errors/s" + , PLUGIN_PROC_NAME + , PLUGIN_PROC_MODULE_NETDEV_NAME + , d->priority + 2 + , update_every + , RRDSET_TYPE_LINE + ); + + rrdset_flag_set(d->st_errors, RRDSET_FLAG_DETAIL); + + rrdset_update_labels(d->st_errors, d->chart_labels); + + d->rd_rerrors = rrddim_add(d->st_errors, "inbound", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL); + d->rd_terrors = rrddim_add(d->st_errors, "outbound", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL); + + if(d->flipped) { + // flip receive/trasmit + + RRDDIM *td = d->rd_rerrors; + d->rd_rerrors = d->rd_terrors; + d->rd_terrors = td; + } + } + else rrdset_next(d->st_errors); + + rrddim_set_by_pointer(d->st_errors, d->rd_rerrors, (collected_number)d->rerrors); + rrddim_set_by_pointer(d->st_errors, d->rd_terrors, (collected_number)d->terrors); + rrdset_done(d->st_errors); + } + + // -------------------------------------------------------------------- + + if(unlikely(d->do_drops == CONFIG_BOOLEAN_AUTO && + (d->rdrops || d->tdrops || netdata_zero_metrics_enabled == CONFIG_BOOLEAN_YES))) + d->do_drops = CONFIG_BOOLEAN_YES; + + if(d->do_drops == CONFIG_BOOLEAN_YES) { + if(unlikely(!d->st_drops)) { + + d->st_drops = rrdset_create_localhost( + d->chart_type_net_drops + , d->chart_id_net_drops + , NULL + , d->chart_family + , "net.drops" + , "Interface Drops" + , "drops/s" + , PLUGIN_PROC_NAME + , PLUGIN_PROC_MODULE_NETDEV_NAME + , d->priority + 3 + , update_every + , RRDSET_TYPE_LINE + ); + + rrdset_flag_set(d->st_drops, RRDSET_FLAG_DETAIL); + + rrdset_update_labels(d->st_drops, d->chart_labels); + + d->rd_rdrops = rrddim_add(d->st_drops, "inbound", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL); + d->rd_tdrops = rrddim_add(d->st_drops, "outbound", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL); + + if(d->flipped) { + // flip receive/trasmit + + RRDDIM *td = d->rd_rdrops; + d->rd_rdrops = d->rd_tdrops; + d->rd_tdrops = td; + } + } + else rrdset_next(d->st_drops); + + rrddim_set_by_pointer(d->st_drops, d->rd_rdrops, (collected_number)d->rdrops); + rrddim_set_by_pointer(d->st_drops, d->rd_tdrops, (collected_number)d->tdrops); + rrdset_done(d->st_drops); + } + + // -------------------------------------------------------------------- + + if(unlikely(d->do_fifo == CONFIG_BOOLEAN_AUTO && + (d->rfifo || d->tfifo || netdata_zero_metrics_enabled == CONFIG_BOOLEAN_YES))) + d->do_fifo = CONFIG_BOOLEAN_YES; + + if(d->do_fifo == CONFIG_BOOLEAN_YES) { + if(unlikely(!d->st_fifo)) { + + d->st_fifo = rrdset_create_localhost( + d->chart_type_net_fifo + , d->chart_id_net_fifo + , NULL + , d->chart_family + , "net.fifo" + , "Interface FIFO Buffer Errors" + , "errors" + , PLUGIN_PROC_NAME + , PLUGIN_PROC_MODULE_NETDEV_NAME + , d->priority + 4 + , update_every + , RRDSET_TYPE_LINE + ); + + rrdset_flag_set(d->st_fifo, RRDSET_FLAG_DETAIL); + + rrdset_update_labels(d->st_fifo, d->chart_labels); + + d->rd_rfifo = rrddim_add(d->st_fifo, "receive", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL); + d->rd_tfifo = rrddim_add(d->st_fifo, "transmit", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL); + + if(d->flipped) { + // flip receive/trasmit + + RRDDIM *td = d->rd_rfifo; + d->rd_rfifo = d->rd_tfifo; + d->rd_tfifo = td; + } + } + else rrdset_next(d->st_fifo); + + rrddim_set_by_pointer(d->st_fifo, d->rd_rfifo, (collected_number)d->rfifo); + rrddim_set_by_pointer(d->st_fifo, d->rd_tfifo, (collected_number)d->tfifo); + rrdset_done(d->st_fifo); + } + + // -------------------------------------------------------------------- + + if(unlikely(d->do_compressed == CONFIG_BOOLEAN_AUTO && + (d->rcompressed || d->tcompressed || netdata_zero_metrics_enabled == CONFIG_BOOLEAN_YES))) + d->do_compressed = CONFIG_BOOLEAN_YES; + + if(d->do_compressed == CONFIG_BOOLEAN_YES) { + if(unlikely(!d->st_compressed)) { + + d->st_compressed = rrdset_create_localhost( + d->chart_type_net_compressed + , d->chart_id_net_compressed + , NULL + , d->chart_family + , "net.compressed" + , "Compressed Packets" + , "packets/s" + , PLUGIN_PROC_NAME + , PLUGIN_PROC_MODULE_NETDEV_NAME + , d->priority + 5 + , update_every + , RRDSET_TYPE_LINE + ); + + rrdset_flag_set(d->st_compressed, RRDSET_FLAG_DETAIL); + + rrdset_update_labels(d->st_compressed, d->chart_labels); + + d->rd_rcompressed = rrddim_add(d->st_compressed, "received", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL); + d->rd_tcompressed = rrddim_add(d->st_compressed, "sent", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL); + + if(d->flipped) { + // flip receive/trasmit + + RRDDIM *td = d->rd_rcompressed; + d->rd_rcompressed = d->rd_tcompressed; + d->rd_tcompressed = td; + } + } + else rrdset_next(d->st_compressed); + + rrddim_set_by_pointer(d->st_compressed, d->rd_rcompressed, (collected_number)d->rcompressed); + rrddim_set_by_pointer(d->st_compressed, d->rd_tcompressed, (collected_number)d->tcompressed); + rrdset_done(d->st_compressed); + } + + // -------------------------------------------------------------------- + + if(unlikely(d->do_events == CONFIG_BOOLEAN_AUTO && + (d->rframe || d->tcollisions || d->tcarrier || netdata_zero_metrics_enabled == CONFIG_BOOLEAN_YES))) + d->do_events = CONFIG_BOOLEAN_YES; + + if(d->do_events == CONFIG_BOOLEAN_YES) { + if(unlikely(!d->st_events)) { + + d->st_events = rrdset_create_localhost( + d->chart_type_net_events + , d->chart_id_net_events + , NULL + , d->chart_family + , "net.events" + , "Network Interface Events" + , "events/s" + , PLUGIN_PROC_NAME + , PLUGIN_PROC_MODULE_NETDEV_NAME + , d->priority + 6 + , update_every + , RRDSET_TYPE_LINE + ); + + rrdset_flag_set(d->st_events, RRDSET_FLAG_DETAIL); + + rrdset_update_labels(d->st_events, d->chart_labels); + + d->rd_rframe = rrddim_add(d->st_events, "frames", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL); + d->rd_tcollisions = rrddim_add(d->st_events, "collisions", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL); + d->rd_tcarrier = rrddim_add(d->st_events, "carrier", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL); + } + else rrdset_next(d->st_events); + + rrddim_set_by_pointer(d->st_events, d->rd_rframe, (collected_number)d->rframe); + rrddim_set_by_pointer(d->st_events, d->rd_tcollisions, (collected_number)d->tcollisions); + rrddim_set_by_pointer(d->st_events, d->rd_tcarrier, (collected_number)d->tcarrier); + rrdset_done(d->st_events); + } + } + + if(do_bandwidth == CONFIG_BOOLEAN_YES || (do_bandwidth == CONFIG_BOOLEAN_AUTO && + (system_rbytes || system_tbytes || + netdata_zero_metrics_enabled == CONFIG_BOOLEAN_YES))) { + do_bandwidth = CONFIG_BOOLEAN_YES; + static RRDSET *st_system_net = NULL; + static RRDDIM *rd_in = NULL, *rd_out = NULL; + + if(unlikely(!st_system_net)) { + st_system_net = rrdset_create_localhost( + "system" + , "net" + , NULL + , "network" + , NULL + , "Physical Network Interfaces Aggregated Bandwidth" + , "kilobits/s" + , PLUGIN_PROC_NAME + , PLUGIN_PROC_MODULE_NETDEV_NAME + , NETDATA_CHART_PRIO_SYSTEM_NET + , update_every + , RRDSET_TYPE_AREA + ); + + rd_in = rrddim_add(st_system_net, "InOctets", "received", 8, BITS_IN_A_KILOBIT, RRD_ALGORITHM_INCREMENTAL); + rd_out = rrddim_add(st_system_net, "OutOctets", "sent", -8, BITS_IN_A_KILOBIT, RRD_ALGORITHM_INCREMENTAL); + } + else + rrdset_next(st_system_net); + + rrddim_set_by_pointer(st_system_net, rd_in, (collected_number)system_rbytes); + rrddim_set_by_pointer(st_system_net, rd_out, (collected_number)system_tbytes); + + rrdset_done(st_system_net); + } + + netdev_cleanup(); + + return 0; +} |