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collectd: fix snmp6 collector

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We scraped multiple times the same interface in one run.

Signed-off-by: Nick Hainke <vincent@systemli.org>
This commit is contained in:
Nick Hainke 2021-01-10 12:45:25 +01:00 committed by Hannu Nyman
parent 67726c2b49
commit 014551314e
2 changed files with 20 additions and 22 deletions
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2
utils/collectd/Makefile
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@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
PKG_NAME:=collectd
PKG_VERSION:=5.12.0
PKG_RELEASE:=4
PKG_RELEASE:=5
PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.bz2
PKG_SOURCE_URL:=https://collectd.org/files/ \

40
utils/collectd/patches/931-snmp6-add-ipv6-statistics.patch
View file

@ -90,27 +90,20 @@ Signed-off-by: Nick Hainke <vincent@systemli.org>
# Port "8125"
--- /dev/null
+++ b/src/snmp6.c
@@ -0,0 +1,135 @@
@@ -0,0 +1,133 @@
+/*
+ This Plugin is based opn the interface.c Plugin.
+*/
+
+#if HAVE_LINUX_IF_H
+#include <linux/if.h>
+#elif HAVE_NET_IF_H
+#include <net/if.h>
+#endif
+
+#include <ifaddrs.h>
+
+#include <stdint.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include <errno.h>
+#include <stdbool.h>
+#include <stdio.h>
+
+#include <net/if.h>
+#include <sys/types.h>
+#include <ifaddrs.h>
+
+#include "plugin.h"
+#include "utils/cmds/putval.h"
@ -124,7 +117,6 @@ Signed-off-by: Nick Hainke <vincent@systemli.org>
+static int config_keys_num = STATIC_ARRAY_SIZE(config_keys);
+
+static ignorelist_t *ignorelist;
+struct ifaddrs *if_list;
+
+static int snmp6_config(const char *key, const char *value) {
+ if (ignorelist == NULL)
@ -151,9 +143,6 @@ Signed-off-by: Nick Hainke <vincent@systemli.org>
+ {.derive = tx},
+ };
+
+ if (ignorelist_match(ignorelist, dev) != 0)
+ return;
+
+ vl.values = values;
+ vl.values_len = STATIC_ARRAY_SIZE(values);
+ sstrncpy(vl.plugin, "snmp6", sizeof(vl.plugin));
@ -173,6 +162,9 @@ Signed-off-by: Nick Hainke <vincent@systemli.org>
+ char procpath[1024];
+ int offset = 0;
+
+ if (ignorelist_match(ignorelist, ifname) != 0)
+ return 0;
+
+ if (strncmp("all", ifname, strlen("all")) == 0) {
+ snprintf(procpath, 1024, "/proc/net/snmp6");
+ offset = 1;
@ -181,7 +173,7 @@ Signed-off-by: Nick Hainke <vincent@systemli.org>
+ }
+
+ if ((fh = fopen(procpath, "r")) == NULL) {
+ WARNING("interface plugin: fopen: %s", STRERRNO);
+ WARNING("snmp6 plugin: try opening %s : fopen: %s", procpath, STRERRNO);
+ return -1;
+ }
+
@ -210,13 +202,19 @@ Signed-off-by: Nick Hainke <vincent@systemli.org>
+#ifndef HAVE_IFADDRS_H
+ return -1;
+#else
+ if (getifaddrs(&if_list) != 0)
+ return -1;
+ struct ifaddrs *addrs,*tmp;
+
+ for (struct ifaddrs *if_ptr = if_list; if_ptr != NULL;
+ if_ptr = if_ptr->ifa_next) {
+ snmp_read(if_ptr->ifa_name);
+ getifaddrs(&addrs);
+ tmp = addrs;
+
+ while (tmp)
+ {
+ if (tmp->ifa_addr && tmp->ifa_addr->sa_family == AF_PACKET)
+ snmp_read(tmp->ifa_name);
+ tmp = tmp->ifa_next;
+ }
+
+ freeifaddrs(addrs);
+ snmp_read("all");
+ return 0;
+#endif