COB-49: added check for arp_ignore settings on 10G interfaces

.gitattributes

@@ -5556,6 +5556,7 @@ SubSystems/Online_Cobalt/validation/cobalt/mpi/mpi-hello-world.c -text
 SubSystems/Online_Cobalt/validation/cobalt/mpi/mpi-infiniband-between-nodes.test -text
 SubSystems/Online_Cobalt/validation/cobalt/mpi/mpi-to-all-nodes.test -text
 SubSystems/Online_Cobalt/validation/cobalt/network/ib_mode.test -text
+SubSystems/Online_Cobalt/validation/cobalt/network/interface_arp_ignore_setting.test -text
 SubSystems/Online_Cobalt/validation/cobalt/network/interface_links.test -text
 SubSystems/Online_Cobalt/validation/cobalt/network/interface_mtu_settings.test -text
 SubSystems/Online_Cobalt/validation/cobalt/network/resolvconf.test eol=lf

SubSystems/Online_Cobalt/validation/cobalt/network/interface_arp_ignore_setting.test

+#!/bin/bash -v
+
+source $(dirname $0)/../../validation_utils.sh
+check_running_on_cobalt2
+
+EXIT_CODE=0
+
+for i in {201..213} ; do
+    NODE=cbm$i.control.lofar
+    # the following interfaces need to be connected
+    # 10GB03 and 10GB07 are spares and do not need to connected at this moment
+    RESULT=$(ssh $NODE "/usr/sbin/sysctl -a -r 'net.ipv4.conf.10GB0[1|2|4|5|6].arp_ignore' |& grep -e '^.*=[[:space:]]*1' | wc -l | grep '^5$' ")
+    if [ $? -eq 0 ] ; then
+        echo "$NODE : all 10G interfaces have correct arp_ignore setting of 1"
+    else
+        echo "ERROR: $NODE : not all 10G interfaces have correct arp_ignore setting of 1"
+        EXIT_CODE=1
+    fi
+done
+
+exit $EXIT_CODE