#!/bin/bash
##
## https://docs.google.com/spreadsheets/d/1wF6KZuathGsVSCCoEC5l_GBcLZLcrjMTARH0Ak99HdE/edit?gid=169529108#gid=169529108
##
## gateway:   ip route | grep default | awk '{print $3}'


if [[ "$#" <  4 ]]; then
  clear
  echo "
"
  echo "USAGE"  
  echo "    $0 FQDN  NetworkDeviceName  CIDR GateWay"
  echo "EXAMPLE"  
  echo "    $0 centostwo.binghamton.edu enp0s31f6 128.226.31.101/24   128.226.30.1"
  echo " "
  echo " "
  echo "gateway:   ip route | grep default | awk '{print \$3}'
" 
else

   Server=${1}
   NicName=${2}
   CIDR=${3}
   NewGW=$4

   echo " "
   echo "echo \"### ${Server} ### \""
   echo "ansible ${Server} -m raw -a \"nmcli con mod ${NicName} ipv4.addresses ${CIDR}\""
   echo "ansible ${Server} -m raw -a \"nmcli con mod ${NicName} ipv4.gateway ${NewGW}\""
   echo "ansible ${Server} -m raw -a \"nmcli con mod ${NicName} ipv4.method manual\""
   echo "ansible ${Server} -m raw -a \"nmcli con up  ${NicName}\""
   echo " "
   echo " "
   echo "###################################################"
   echo "###       Or put in a script on the server      ###"
   echo "###################################################"
   echo " "
   echo "echo \"nmcli con mod ${NicName} ipv4.addresses ${CIDR}\" > ChangeNicValues-nmcli.sh"
   echo "echo \"nmcli con mod ${NicName} ipv4.gateway ${NewGW}\" >> ChangeNicValues-nmcli.sh"
   echo "echo \"nmcli con mod ${NicName} ipv4.method manual\"    >> ChangeNicValues-nmcli.sh"
   echo "echo \"nmcli con up  ${NicName} \"                      >> ChangeNicValues-nmcli.sh"
   echo "

   ChangeNicValues-nmcli.sh > /var/log/ChangeNicValues.out
   cat /var/log/ChangeNicValues.out
   ifconfig -a ${NicName}
   ip route | grep default | awk '{print $3}'
   "

fi