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1 // SPDX-License-Identifier: GPL-3.0-or-later
2
3 #include "plugin_proc.h"
4
5 #define RRD_TYPE_NET_IPVS "ipvs"
6 #define PLUGIN_PROC_MODULE_NET_IPVS_NAME "/proc/net/ip_vs_stats"
7 #define CONFIG_SECTION_PLUGIN_PROC_NET_IPVS "plugin:" PLUGIN_PROC_CONFIG_NAME ":" PLUGIN_PROC_MODULE_NET_IPVS_NAME
8
9 int do_proc_net_ip_vs_stats(int update_every, usec_t dt) {
10 (void)dt;
11 static int do_bandwidth = -1, do_sockets = -1, do_packets = -1;
12 static procfile *ff = NULL;
13
14 if(do_bandwidth == -1) do_bandwidth = inicfg_get_boolean(&netdata_config, CONFIG_SECTION_PLUGIN_PROC_NET_IPVS, "IPVS bandwidth", 1);
15 if(do_sockets == -1) do_sockets = inicfg_get_boolean(&netdata_config, CONFIG_SECTION_PLUGIN_PROC_NET_IPVS, "IPVS connections", 1);
16 if(do_packets == -1) do_packets = inicfg_get_boolean(&netdata_config, CONFIG_SECTION_PLUGIN_PROC_NET_IPVS, "IPVS packets", 1);
17
18 if(!ff) {
19 char filename[FILENAME_MAX + 1];
20 snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, "/proc/net/ip_vs_stats");
21 ff = procfile_open(inicfg_get(&netdata_config, CONFIG_SECTION_PLUGIN_PROC_NET_IPVS, "filename to monitor", filename), " \t,:|", PROCFILE_FLAG_DEFAULT);
22 }
23 if(!ff) return 1;
24
25 ff = procfile_readall(ff);
26 if(!ff) return 0; // we return 0, so that we will retry to open it next time
27
28 // make sure we have 3 lines
29 if(procfile_lines(ff) < 3) return 1;
30
31 // make sure we have 5 words on the 3rd line
32 if(procfile_linewords(ff, 2) < 5) return 1;
33
34 unsigned long long entries, InPackets, OutPackets, InBytes, OutBytes;
35
36 entries = strtoull(procfile_lineword(ff, 2, 0), NULL, 16);
37 InPackets = strtoull(procfile_lineword(ff, 2, 1), NULL, 16);
38 OutPackets = strtoull(procfile_lineword(ff, 2, 2), NULL, 16);
39 InBytes = strtoull(procfile_lineword(ff, 2, 3), NULL, 16);
40 OutBytes = strtoull(procfile_lineword(ff, 2, 4), NULL, 16);
41
42 if(do_sockets) {
43 static RRDSET *st = NULL;
44
45 if(unlikely(!st)) {
46 st = rrdset_create_localhost(
47 RRD_TYPE_NET_IPVS
48 , "sockets"
49 , NULL
50 , RRD_TYPE_NET_IPVS
51 , NULL
52 , "IPVS New Connections"
53 , "connections/s"
54 , PLUGIN_PROC_NAME
55 , PLUGIN_PROC_MODULE_NET_IPVS_NAME
56 , NETDATA_CHART_PRIO_IPVS_SOCKETS
57 , update_every
58 , RRDSET_TYPE_LINE
59 );
60
61 rrddim_add(st, "connections", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
62 }
63
64 rrddim_set(st, "connections", entries);
65 rrdset_done(st);
66 }
67
68 if(do_packets) {
69 static RRDSET *st = NULL;
70 if(unlikely(!st)) {
71 st = rrdset_create_localhost(
72 RRD_TYPE_NET_IPVS
73 , "packets"
74 , NULL
75 , RRD_TYPE_NET_IPVS
76 , NULL
77 , "IPVS Packets"
78 , "packets/s"
79 , PLUGIN_PROC_NAME
80 , PLUGIN_PROC_MODULE_NET_IPVS_NAME
81 , NETDATA_CHART_PRIO_IPVS_PACKETS
82 , update_every
83 , RRDSET_TYPE_LINE
84 );
85
86 rrddim_add(st, "received", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
87 rrddim_add(st, "sent", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
88 }
89
90 rrddim_set(st, "received", InPackets);
91 rrddim_set(st, "sent", OutPackets);
92 rrdset_done(st);
93 }
94
95 if(do_bandwidth) {
96 static RRDSET *st = NULL;
97 if(unlikely(!st)) {
98 st = rrdset_create_localhost(
99 RRD_TYPE_NET_IPVS
100 , "net"
101 , NULL
102 , RRD_TYPE_NET_IPVS
103 , NULL
104 , "IPVS Bandwidth"
105 , "kilobits/s"
106 , PLUGIN_PROC_NAME
107 , PLUGIN_PROC_MODULE_NET_IPVS_NAME
108 , NETDATA_CHART_PRIO_IPVS_NET
109 , update_every
110 , RRDSET_TYPE_AREA
111 );
112
113 rrddim_add(st, "received", NULL, 8, BITS_IN_A_KILOBIT, RRD_ALGORITHM_INCREMENTAL);
114 rrddim_add(st, "sent", NULL, -8, BITS_IN_A_KILOBIT, RRD_ALGORITHM_INCREMENTAL);
115 }
116
117 rrddim_set(st, "received", InBytes);
118 rrddim_set(st, "sent", OutBytes);
119 rrdset_done(st);
120 }
121
122 return 0;
123 }