get_link_lldp.sh

#!/usr/bin/bash

GETLDP="/usr/perl5/bin/perl /var/tmp/getldp.pl"

tout=60

while [[ $# -gt 0 ]];
do
  opt="${1}"
  shift
  case "$opt" in
    "-t" ) tout=${1:-$tout};shift;;
    *)
      echo "Error: Unknown option '-${opt}'" >&2
  esac
done

#########################################################################################
## Find lldp information from each interface
#########################################################################################

dladm="/usr/sbin/dladm"
svcs="/usr/bin/svcs"
svcadm="/usr/sbin/svcadm"
echo="/usr/bin/echo"
awk="/usr/bin/awk"
serial=`pfexec /usr/bin/sysinfo | /usr/bin/json "Serial Number"`
hostname=`/usr/bin/hostname`

# disable lldp/server, so we can snoop the interface
# without interference from on-board lldp/server

foundenabled=0
if [ $( ${svcs} -Ho STATE lldp/server )x == "onlinex" ];then
   ${svcadm} disable lldp/server
   foundenabled=1
fi

for nic in `${dladm} show-phys -p -o state,link | grep "^up" | awk '{ FS=":"; print $2 }' | sort`;do
    MAC=`${dladm} show-phys -m -o address -p ${nic}`
    PORTSWITCH=`pfexec ${GETLDP} -l -x -t ${tout} -i ${nic} 2>/dev/null | awk '/^  port-id:/{ ret=0;for (i=2;i<=NF;++i) { if(ret==1) { printf " "};printf $i;ret=1 };printf "," } /^  sysName:/{ printf("%s\n",$2) }'`
    #${echo} "${hostname},${nic},${MAC},${PORTSWITCH}"
    ${echo} "${serial},${nic},${MAC},${PORTSWITCH}"
done

if [ ${foundenabled} -eq 1 ];then
   ${svcadm} enable lldp/server
fi