11 #include "plugin_proc.h"
13 int do_proc_net_netstat(int update_every, unsigned long long dt) {
14 static int do_bandwidth = -1, do_inerrors = -1, do_mcast = -1, do_bcast = -1, do_mcast_p = -1, do_bcast_p = -1;
15 static procfile *ff = NULL;
17 if(do_bandwidth == -1) do_bandwidth = config_get_boolean("plugin:proc:/proc/net/netstat", "bandwidth", 1);
18 if(do_inerrors == -1) do_inerrors = config_get_boolean("plugin:proc:/proc/net/netstat", "input errors", 1);
19 if(do_mcast == -1) do_mcast = config_get_boolean("plugin:proc:/proc/net/netstat", "multicast bandwidth", 1);
20 if(do_bcast == -1) do_bcast = config_get_boolean("plugin:proc:/proc/net/netstat", "broadcast bandwidth", 1);
21 if(do_mcast_p == -1) do_mcast_p = config_get_boolean("plugin:proc:/proc/net/netstat", "multicast packets", 1);
22 if(do_bcast_p == -1) do_bcast_p = config_get_boolean("plugin:proc:/proc/net/netstat", "broadcast packets", 1);
26 if(!ff) ff = procfile_open("/proc/net/netstat", " \t:", PROCFILE_FLAG_DEFAULT);
29 ff = procfile_readall(ff);
30 if(!ff) return 0; // we return 0, so that we will retry to open it next time
32 uint32_t lines = procfile_lines(ff), l;
35 for(l = 0; l < lines ;l++) {
36 if(strcmp(procfile_lineword(ff, l, 0), "IpExt") == 0) {
37 l++; // we need the next line
39 if(strcmp(procfile_lineword(ff, l, 0), "IpExt") != 0) {
40 error("Cannot read IpExt line from /proc/net/netstat.");
43 words = procfile_linewords(ff, l);
45 error("Cannot read /proc/net/netstat IpExt line. Expected 12 params, read %d.", words);
50 InNoRoutes = 0, InTruncatedPkts = 0,
51 InOctets = 0, InMcastPkts = 0, InBcastPkts = 0, InMcastOctets = 0, InBcastOctets = 0,
52 OutOctets = 0, OutMcastPkts = 0, OutBcastPkts = 0, OutMcastOctets = 0, OutBcastOctets = 0;
54 InNoRoutes = strtoull(procfile_lineword(ff, l, 1), NULL, 10);
55 InTruncatedPkts = strtoull(procfile_lineword(ff, l, 2), NULL, 10);
56 InMcastPkts = strtoull(procfile_lineword(ff, l, 3), NULL, 10);
57 OutMcastPkts = strtoull(procfile_lineword(ff, l, 4), NULL, 10);
58 InBcastPkts = strtoull(procfile_lineword(ff, l, 5), NULL, 10);
59 OutBcastPkts = strtoull(procfile_lineword(ff, l, 6), NULL, 10);
60 InOctets = strtoull(procfile_lineword(ff, l, 7), NULL, 10);
61 OutOctets = strtoull(procfile_lineword(ff, l, 8), NULL, 10);
62 InMcastOctets = strtoull(procfile_lineword(ff, l, 9), NULL, 10);
63 OutMcastOctets = strtoull(procfile_lineword(ff, l, 10), NULL, 10);
64 InBcastOctets = strtoull(procfile_lineword(ff, l, 11), NULL, 10);
65 OutBcastOctets = strtoull(procfile_lineword(ff, l, 12), NULL, 10);
69 // --------------------------------------------------------------------
72 st = rrdset_find("system.ipv4");
74 st = rrdset_create("system", "ipv4", NULL, "ipv4", "IPv4 Bandwidth", "kilobits/s", 2000, update_every, RRDSET_TYPE_AREA);
76 rrddim_add(st, "received", NULL, 8, 1024 * update_every, RRDDIM_INCREMENTAL);
77 rrddim_add(st, "sent", NULL, -8, 1024 * update_every, RRDDIM_INCREMENTAL);
81 rrddim_set(st, "sent", OutOctets);
82 rrddim_set(st, "received", InOctets);
86 // --------------------------------------------------------------------
89 st = rrdset_find("ipv4.inerrors");
91 st = rrdset_create("ipv4", "inerrors", NULL, "ipv4", "IPv4 Input Errors", "packets/s", 4000, update_every, RRDSET_TYPE_LINE);
94 rrddim_add(st, "noroutes", NULL, 1, 1 * update_every, RRDDIM_INCREMENTAL);
95 rrddim_add(st, "trunkated", NULL, 1, 1 * update_every, RRDDIM_INCREMENTAL);
99 rrddim_set(st, "noroutes", InNoRoutes);
100 rrddim_set(st, "trunkated", InTruncatedPkts);
104 // --------------------------------------------------------------------
107 st = rrdset_find("ipv4.mcast");
109 st = rrdset_create("ipv4", "mcast", NULL, "ipv4", "IPv4 Multicast Bandwidth", "kilobits/s", 9000, update_every, RRDSET_TYPE_AREA);
112 rrddim_add(st, "received", NULL, 8, 1024 * update_every, RRDDIM_INCREMENTAL);
113 rrddim_add(st, "sent", NULL, -8, 1024 * update_every, RRDDIM_INCREMENTAL);
115 else rrdset_next(st);
117 rrddim_set(st, "sent", OutMcastOctets);
118 rrddim_set(st, "received", InMcastOctets);
122 // --------------------------------------------------------------------
125 st = rrdset_find("ipv4.bcast");
127 st = rrdset_create("ipv4", "bcast", NULL, "ipv4", "IPv4 Broadcast Bandwidth", "kilobits/s", 8000, update_every, RRDSET_TYPE_AREA);
130 rrddim_add(st, "received", NULL, 8, 1024 * update_every, RRDDIM_INCREMENTAL);
131 rrddim_add(st, "sent", NULL, -8, 1024 * update_every, RRDDIM_INCREMENTAL);
133 else rrdset_next(st);
135 rrddim_set(st, "sent", OutBcastOctets);
136 rrddim_set(st, "received", InBcastOctets);
140 // --------------------------------------------------------------------
143 st = rrdset_find("ipv4.mcastpkts");
145 st = rrdset_create("ipv4", "mcastpkts", NULL, "ipv4", "IPv4 Multicast Packets", "packets/s", 9500, update_every, RRDSET_TYPE_LINE);
148 rrddim_add(st, "received", NULL, 1, 1 * update_every, RRDDIM_INCREMENTAL);
149 rrddim_add(st, "sent", NULL, -1, 1 * update_every, RRDDIM_INCREMENTAL);
151 else rrdset_next(st);
153 rrddim_set(st, "sent", OutMcastPkts);
154 rrddim_set(st, "received", InMcastPkts);
158 // --------------------------------------------------------------------
161 st = rrdset_find("ipv4.bcastpkts");
163 st = rrdset_create("ipv4", "bcastpkts", NULL, "ipv4", "IPv4 Broadcast Packets", "packets/s", 8500, update_every, RRDSET_TYPE_LINE);
166 rrddim_add(st, "received", NULL, 1, 1 * update_every, RRDDIM_INCREMENTAL);
167 rrddim_add(st, "sent", NULL, -1, 1 * update_every, RRDDIM_INCREMENTAL);
169 else rrdset_next(st);
171 rrddim_set(st, "sent", OutBcastPkts);
172 rrddim_set(st, "received", InBcastPkts);