Imported Upstream version 1.0.0upstream/1.0.0

1 files changed, 185 insertions, 0 deletions

diff --git a/src/proc_net_netstat.c b/src/proc_net_netstat.c
new file mode 100755
index 00000000..3f178a4a
--- /dev/null
+++ b/src/proc_net_netstat.c
@@ -0,0 +1,185 @@
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "common.h"
+#include "log.h"
+#include "appconfig.h"
+#include "procfile.h"
+#include "rrd.h"
+#include "plugin_proc.h"
+
+int do_proc_net_netstat(int update_every, unsigned long long dt) {
+	static int do_bandwidth = -1, do_inerrors = -1, do_mcast = -1, do_bcast = -1, do_mcast_p = -1, do_bcast_p = -1;
+	static procfile *ff = NULL;
+
+	if(do_bandwidth == -1)	do_bandwidth	= config_get_boolean("plugin:proc:/proc/net/netstat", "bandwidth", 1);
+	if(do_inerrors == -1)	do_inerrors		= config_get_boolean("plugin:proc:/proc/net/netstat", "input errors", 1);
+	if(do_mcast == -1)		do_mcast 		= config_get_boolean("plugin:proc:/proc/net/netstat", "multicast bandwidth", 1);
+	if(do_bcast == -1)		do_bcast 		= config_get_boolean("plugin:proc:/proc/net/netstat", "broadcast bandwidth", 1);
+	if(do_mcast_p == -1)	do_mcast_p 		= config_get_boolean("plugin:proc:/proc/net/netstat", "multicast packets", 1);
+	if(do_bcast_p == -1)	do_bcast_p 		= config_get_boolean("plugin:proc:/proc/net/netstat", "broadcast packets", 1);
+
+	if(dt) {};
+
+	if(!ff) {
+		char filename[FILENAME_MAX + 1];
+		snprintf(filename, FILENAME_MAX, "%s%s", global_host_prefix, "/proc/net/netstat");
+		ff = procfile_open(config_get("plugin:proc:/proc/net/netstat", "filename to monitor", filename), " \t:", PROCFILE_FLAG_DEFAULT);
+	}
+	if(!ff) return 1;
+
+	ff = procfile_readall(ff);
+	if(!ff) return 0; // we return 0, so that we will retry to open it next time
+
+	uint32_t lines = procfile_lines(ff), l;
+	uint32_t words;
+
+	for(l = 0; l < lines ;l++) {
+		if(strcmp(procfile_lineword(ff, l, 0), "IpExt") == 0) {
+			l++; // we need the next line
+
+			if(strcmp(procfile_lineword(ff, l, 0), "IpExt") != 0) {
+				error("Cannot read IpExt line from /proc/net/netstat.");
+				break;
+			}
+			words = procfile_linewords(ff, l);
+			if(words < 12) {
+				error("Cannot read /proc/net/netstat IpExt line. Expected 12 params, read %d.", words);
+				continue;
+			}
+
+			unsigned long long
+				InNoRoutes = 0, InTruncatedPkts = 0,
+				InOctets = 0,  InMcastPkts = 0,  InBcastPkts = 0,  InMcastOctets = 0,  InBcastOctets = 0,
+				OutOctets = 0, OutMcastPkts = 0, OutBcastPkts = 0, OutMcastOctets = 0, OutBcastOctets = 0;
+
+			InNoRoutes 			= strtoull(procfile_lineword(ff, l, 1), NULL, 10);
+			InTruncatedPkts 	= strtoull(procfile_lineword(ff, l, 2), NULL, 10);
+			InMcastPkts 		= strtoull(procfile_lineword(ff, l, 3), NULL, 10);
+			OutMcastPkts 		= strtoull(procfile_lineword(ff, l, 4), NULL, 10);
+			InBcastPkts 		= strtoull(procfile_lineword(ff, l, 5), NULL, 10);
+			OutBcastPkts 		= strtoull(procfile_lineword(ff, l, 6), NULL, 10);
+			InOctets 			= strtoull(procfile_lineword(ff, l, 7), NULL, 10);
+			OutOctets 			= strtoull(procfile_lineword(ff, l, 8), NULL, 10);
+			InMcastOctets 		= strtoull(procfile_lineword(ff, l, 9), NULL, 10);
+			OutMcastOctets 		= strtoull(procfile_lineword(ff, l, 10), NULL, 10);
+			InBcastOctets 		= strtoull(procfile_lineword(ff, l, 11), NULL, 10);
+			OutBcastOctets 		= strtoull(procfile_lineword(ff, l, 12), NULL, 10);
+
+			RRDSET *st;
+
+			// --------------------------------------------------------------------
+
+			if(do_bandwidth) {
+				st = rrdset_find("system.ipv4");
+				if(!st) {
+					st = rrdset_create("system", "ipv4", NULL, "network", NULL, "IPv4 Bandwidth", "kilobits/s", 500, update_every, RRDSET_TYPE_AREA);
+
+					rrddim_add(st, "received", NULL, 8, 1024, RRDDIM_INCREMENTAL);
+					rrddim_add(st, "sent", NULL, -8, 1024, RRDDIM_INCREMENTAL);
+				}
+				else rrdset_next(st);
+
+				rrddim_set(st, "sent", OutOctets);
+				rrddim_set(st, "received", InOctets);
+				rrdset_done(st);
+			}
+
+			// --------------------------------------------------------------------
+
+			if(do_inerrors) {
+				st = rrdset_find("ipv4.inerrors");
+				if(!st) {
+					st = rrdset_create("ipv4", "inerrors", NULL, "errors", NULL, "IPv4 Input Errors", "packets/s", 4000, update_every, RRDSET_TYPE_LINE);
+					st->isdetail = 1;
+
+					rrddim_add(st, "noroutes", NULL, 1, 1, RRDDIM_INCREMENTAL);
+					rrddim_add(st, "trunkated", NULL, 1, 1, RRDDIM_INCREMENTAL);
+				}
+				else rrdset_next(st);
+
+				rrddim_set(st, "noroutes", InNoRoutes);
+				rrddim_set(st, "trunkated", InTruncatedPkts);
+				rrdset_done(st);
+			}
+
+			// --------------------------------------------------------------------
+
+			if(do_mcast) {
+				st = rrdset_find("ipv4.mcast");
+				if(!st) {
+					st = rrdset_create("ipv4", "mcast", NULL, "multicast", NULL, "IPv4 Multicast Bandwidth", "kilobits/s", 9000, update_every, RRDSET_TYPE_AREA);
+					st->isdetail = 1;
+
+					rrddim_add(st, "received", NULL, 8, 1024, RRDDIM_INCREMENTAL);
+					rrddim_add(st, "sent", NULL, -8, 1024, RRDDIM_INCREMENTAL);
+				}
+				else rrdset_next(st);
+
+				rrddim_set(st, "sent", OutMcastOctets);
+				rrddim_set(st, "received", InMcastOctets);
+				rrdset_done(st);
+			}
+
+			// --------------------------------------------------------------------
+
+			if(do_bcast) {
+				st = rrdset_find("ipv4.bcast");
+				if(!st) {
+					st = rrdset_create("ipv4", "bcast", NULL, "broadcast", NULL, "IPv4 Broadcast Bandwidth", "kilobits/s", 8000, update_every, RRDSET_TYPE_AREA);
+					st->isdetail = 1;
+
+					rrddim_add(st, "received", NULL, 8, 1024, RRDDIM_INCREMENTAL);
+					rrddim_add(st, "sent", NULL, -8, 1024, RRDDIM_INCREMENTAL);
+				}
+				else rrdset_next(st);
+
+				rrddim_set(st, "sent", OutBcastOctets);
+				rrddim_set(st, "received", InBcastOctets);
+				rrdset_done(st);
+			}
+
+			// --------------------------------------------------------------------
+
+			if(do_mcast_p) {
+				st = rrdset_find("ipv4.mcastpkts");
+				if(!st) {
+					st = rrdset_create("ipv4", "mcastpkts", NULL, "multicast", NULL, "IPv4 Multicast Packets", "packets/s", 9500, update_every, RRDSET_TYPE_LINE);
+					st->isdetail = 1;
+
+					rrddim_add(st, "received", NULL, 1, 1, RRDDIM_INCREMENTAL);
+					rrddim_add(st, "sent", NULL, -1, 1, RRDDIM_INCREMENTAL);
+				}
+				else rrdset_next(st);
+
+				rrddim_set(st, "sent", OutMcastPkts);
+				rrddim_set(st, "received", InMcastPkts);
+				rrdset_done(st);
+			}
+
+			// --------------------------------------------------------------------
+
+			if(do_bcast_p) {
+				st = rrdset_find("ipv4.bcastpkts");
+				if(!st) {
+					st = rrdset_create("ipv4", "bcastpkts", NULL, "broadcast", NULL, "IPv4 Broadcast Packets", "packets/s", 8500, update_every, RRDSET_TYPE_LINE);
+					st->isdetail = 1;
+
+					rrddim_add(st, "received", NULL, 1, 1, RRDDIM_INCREMENTAL);
+					rrddim_add(st, "sent", NULL, -1, 1, RRDDIM_INCREMENTAL);
+				}
+				else rrdset_next(st);
+
+				rrddim_set(st, "sent", OutBcastPkts);
+				rrddim_set(st, "received", InBcastPkts);
+				rrdset_done(st);
+			}
+		}
+	}
+
+	return 0;
+}