#endif
#include <stdio.h>
#include <stdlib.h>
+#include <string.h>
#include "common.h"
#include "appconfig.h"
int do_proc_net_dev(int update_every, unsigned long long dt) {
static procfile *ff = NULL;
- static int enable_new_interfaces = -1;
+ static int enable_new_interfaces = -1, enable_ifb_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;
if(dt) {};
ff = procfile_readall(ff);
if(!ff) return 0; // we return 0, so that we will retry to open it next time
- if(enable_new_interfaces == -1) enable_new_interfaces = config_get_boolean("plugin:proc:/proc/net/dev", "enable new interfaces detected at runtime", 1);
+ if(enable_new_interfaces == -1) enable_new_interfaces = config_get_boolean_ondemand("plugin:proc:/proc/net/dev", "enable new interfaces detected at runtime", CONFIG_ONDEMAND_ONDEMAND);
+ if(enable_ifb_interfaces == -1) enable_ifb_interfaces = config_get_boolean_ondemand("plugin:proc:/proc/net/dev", "enable ifb interfaces", CONFIG_ONDEMAND_NO);
- if(do_bandwidth == -1) do_bandwidth = config_get_boolean("plugin:proc:/proc/net/dev", "bandwidth for all interfaces", 1);
- if(do_packets == -1) do_packets = config_get_boolean("plugin:proc:/proc/net/dev", "packets for all interfaces", 1);
- if(do_errors == -1) do_errors = config_get_boolean("plugin:proc:/proc/net/dev", "errors for all interfaces", 1);
- if(do_drops == -1) do_drops = config_get_boolean("plugin:proc:/proc/net/dev", "drops for all interfaces", 1);
- if(do_fifo == -1) do_fifo = config_get_boolean("plugin:proc:/proc/net/dev", "fifo for all interfaces", 1);
- if(do_compressed == -1) do_compressed = config_get_boolean("plugin:proc:/proc/net/dev", "compressed packets for all interfaces", 1);
- if(do_events == -1) do_events = config_get_boolean("plugin:proc:/proc/net/dev", "frames, collisions, carrier coutners for all interfaces", 1);
+ if(do_bandwidth == -1) do_bandwidth = config_get_boolean_ondemand("plugin:proc:/proc/net/dev", "bandwidth for all interfaces", CONFIG_ONDEMAND_ONDEMAND);
+ if(do_packets == -1) do_packets = config_get_boolean_ondemand("plugin:proc:/proc/net/dev", "packets for all interfaces", CONFIG_ONDEMAND_ONDEMAND);
+ if(do_errors == -1) do_errors = config_get_boolean_ondemand("plugin:proc:/proc/net/dev", "errors for all interfaces", CONFIG_ONDEMAND_ONDEMAND);
+ if(do_drops == -1) do_drops = config_get_boolean_ondemand("plugin:proc:/proc/net/dev", "drops for all interfaces", CONFIG_ONDEMAND_ONDEMAND);
+ if(do_fifo == -1) do_fifo = config_get_boolean_ondemand("plugin:proc:/proc/net/dev", "fifo for all interfaces", CONFIG_ONDEMAND_ONDEMAND);
+ if(do_compressed == -1) do_compressed = config_get_boolean_ondemand("plugin:proc:/proc/net/dev", "compressed packets for all interfaces", CONFIG_ONDEMAND_ONDEMAND);
+ if(do_events == -1) do_events = config_get_boolean_ondemand("plugin:proc:/proc/net/dev", "frames, collisions, carrier counters for all interfaces", CONFIG_ONDEMAND_ONDEMAND);
uint32_t lines = procfile_lines(ff), l;
uint32_t words;
tcarrier = strtoull(procfile_lineword(ff, l, 15), NULL, 10);
tcompressed = strtoull(procfile_lineword(ff, l, 16), NULL, 10);
+ int ddo_bandwidth = do_bandwidth, ddo_packets = do_packets, ddo_errors = do_errors, ddo_drops = do_drops, ddo_fifo = do_fifo, ddo_compressed = do_compressed, ddo_events = do_events;
+
+ int default_enable = enable_new_interfaces;
+
+ // prevent unused interfaces from creating charts
+ if(strcmp(iface, "lo") == 0)
+ default_enable = 0;
+ else {
+ int len = strlen(iface);
+ if(len >= 4 && strcmp(&iface[len-4], "-ifb") == 0)
+ default_enable = enable_ifb_interfaces;
+ }
+
+ // check if the user wants it
{
- char var_name[4096 + 1];
- snprintf(var_name, 4096, "interface %s", iface);
- if(!config_get_boolean("plugin:proc:/proc/net/dev", var_name, enable_new_interfaces)) continue;
+ char var_name[512 + 1];
+ snprintf(var_name, 512, "plugin:proc:/proc/net/dev:%s", iface);
+ default_enable = config_get_boolean_ondemand(var_name, "enabled", default_enable);
+ if(default_enable == CONFIG_ONDEMAND_NO) continue;
+ if(default_enable == CONFIG_ONDEMAND_ONDEMAND && !rbytes && !tbytes) continue;
+
+ ddo_bandwidth = config_get_boolean_ondemand(var_name, "bandwidth", ddo_bandwidth);
+ ddo_packets = config_get_boolean_ondemand(var_name, "packets", ddo_packets);
+ ddo_errors = config_get_boolean_ondemand(var_name, "errors", ddo_errors);
+ ddo_drops = config_get_boolean_ondemand(var_name, "drops", ddo_drops);
+ ddo_fifo = config_get_boolean_ondemand(var_name, "fifo", ddo_fifo);
+ ddo_compressed = config_get_boolean_ondemand(var_name, "compressed", ddo_compressed);
+ ddo_events = config_get_boolean_ondemand(var_name, "events", ddo_events);
+
+ if(ddo_bandwidth == CONFIG_ONDEMAND_ONDEMAND && rbytes == 0 && tbytes == 0) ddo_bandwidth = 0;
+ if(ddo_errors == CONFIG_ONDEMAND_ONDEMAND && rerrors == 0 && terrors == 0) ddo_errors = 0;
+ if(ddo_drops == CONFIG_ONDEMAND_ONDEMAND && rdrops == 0 && tdrops == 0) ddo_drops = 0;
+ if(ddo_fifo == CONFIG_ONDEMAND_ONDEMAND && rfifo == 0 && tfifo == 0) ddo_fifo = 0;
+ if(ddo_compressed == CONFIG_ONDEMAND_ONDEMAND && rcompressed == 0 && tcompressed == 0) ddo_compressed = 0;
+ if(ddo_events == CONFIG_ONDEMAND_ONDEMAND && rframe == 0 && tcollisions == 0 && tcarrier == 0) ddo_events = 0;
+
+ // for absolute values, we need to switch the setting to 'yes'
+ // to allow it refresh from now on
+ if(ddo_fifo == CONFIG_ONDEMAND_ONDEMAND) config_set(var_name, "fifo", "yes");
}
RRDSET *st;
// --------------------------------------------------------------------
- if(do_bandwidth) {
+ if(ddo_bandwidth) {
st = rrdset_find_bytype("net", iface);
if(!st) {
st = rrdset_create("net", iface, NULL, iface, "Bandwidth", "kilobits/s", 1000, update_every, RRDSET_TYPE_AREA);
- rrddim_add(st, "received", NULL, 8, 1024 * update_every, RRDDIM_INCREMENTAL);
- rrddim_add(st, "sent", NULL, -8, 1024 * update_every, RRDDIM_INCREMENTAL);
+ rrddim_add(st, "received", NULL, 8, 1024, RRDDIM_INCREMENTAL);
+ rrddim_add(st, "sent", NULL, -8, 1024, RRDDIM_INCREMENTAL);
}
else rrdset_next(st);
// --------------------------------------------------------------------
- if(do_packets) {
+ if(ddo_packets) {
st = rrdset_find_bytype("net_packets", iface);
if(!st) {
st = rrdset_create("net_packets", iface, NULL, iface, "Packets", "packets/s", 1001, update_every, RRDSET_TYPE_LINE);
st->isdetail = 1;
- rrddim_add(st, "received", NULL, 1, 1 * update_every, RRDDIM_INCREMENTAL);
- rrddim_add(st, "sent", NULL, -1, 1 * update_every, RRDDIM_INCREMENTAL);
- rrddim_add(st, "multicast", NULL, 1, 1 * update_every, RRDDIM_INCREMENTAL);
+ rrddim_add(st, "received", NULL, 1, 1, RRDDIM_INCREMENTAL);
+ rrddim_add(st, "sent", NULL, -1, 1, RRDDIM_INCREMENTAL);
+ rrddim_add(st, "multicast", NULL, 1, 1, RRDDIM_INCREMENTAL);
}
else rrdset_next(st);
// --------------------------------------------------------------------
- if(do_errors) {
+ if(ddo_errors) {
st = rrdset_find_bytype("net_errors", iface);
if(!st) {
st = rrdset_create("net_errors", iface, NULL, iface, "Interface Errors", "errors/s", 1002, update_every, RRDSET_TYPE_LINE);
st->isdetail = 1;
- rrddim_add(st, "inbound", NULL, 1, 1 * update_every, RRDDIM_INCREMENTAL);
- rrddim_add(st, "outbound", NULL, -1, 1 * update_every, RRDDIM_INCREMENTAL);
+ rrddim_add(st, "inbound", NULL, 1, 1, RRDDIM_INCREMENTAL);
+ rrddim_add(st, "outbound", NULL, -1, 1, RRDDIM_INCREMENTAL);
}
else rrdset_next(st);
// --------------------------------------------------------------------
- if(do_drops) {
+ if(ddo_drops) {
st = rrdset_find_bytype("net_drops", iface);
if(!st) {
st = rrdset_create("net_drops", iface, NULL, iface, "Interface Drops", "drops/s", 1003, update_every, RRDSET_TYPE_LINE);
st->isdetail = 1;
- rrddim_add(st, "inbound", NULL, 1, 1 * update_every, RRDDIM_INCREMENTAL);
- rrddim_add(st, "outbound", NULL, -1, 1 * update_every, RRDDIM_INCREMENTAL);
+ rrddim_add(st, "inbound", NULL, 1, 1, RRDDIM_INCREMENTAL);
+ rrddim_add(st, "outbound", NULL, -1, 1, RRDDIM_INCREMENTAL);
}
else rrdset_next(st);
// --------------------------------------------------------------------
- if(do_fifo) {
+ if(ddo_fifo) {
st = rrdset_find_bytype("net_fifo", iface);
if(!st) {
st = rrdset_create("net_fifo", iface, NULL, iface, "Interface Queue", "packets", 1100, update_every, RRDSET_TYPE_LINE);
// --------------------------------------------------------------------
- if(do_compressed) {
+ if(ddo_compressed) {
st = rrdset_find_bytype("net_compressed", iface);
if(!st) {
st = rrdset_create("net_compressed", iface, NULL, iface, "Compressed Packets", "packets/s", 1200, update_every, RRDSET_TYPE_LINE);
st->isdetail = 1;
- rrddim_add(st, "received", NULL, 1, 1 * update_every, RRDDIM_INCREMENTAL);
- rrddim_add(st, "sent", NULL, -1, 1 * update_every, RRDDIM_INCREMENTAL);
+ rrddim_add(st, "received", NULL, 1, 1, RRDDIM_INCREMENTAL);
+ rrddim_add(st, "sent", NULL, -1, 1, RRDDIM_INCREMENTAL);
}
else rrdset_next(st);
// --------------------------------------------------------------------
- if(do_events) {
+ if(ddo_events) {
st = rrdset_find_bytype("net_events", iface);
if(!st) {
st = rrdset_create("net_events", iface, NULL, iface, "Network Interface Events", "events/s", 1200, update_every, RRDSET_TYPE_LINE);
st->isdetail = 1;
- rrddim_add(st, "frames", NULL, 1, 1 * update_every, RRDDIM_INCREMENTAL);
- rrddim_add(st, "collisions", NULL, -1, 1 * update_every, RRDDIM_INCREMENTAL);
- rrddim_add(st, "carrier", NULL, -1, 1 * update_every, RRDDIM_INCREMENTAL);
+ rrddim_add(st, "frames", NULL, 1, 1, RRDDIM_INCREMENTAL);
+ rrddim_add(st, "collisions", NULL, -1, 1, RRDDIM_INCREMENTAL);
+ rrddim_add(st, "carrier", NULL, -1, 1, RRDDIM_INCREMENTAL);
}
else rrdset_next(st);