utils/rubbos_dev_env_setup/mac_generator.sh

   1 #!/bin/bash
   2
   3 # this is a modified copy from compass4nfv/deploy/mac_generator.sh
   4
   5 function mac_address_part() {
   6     hex_number=$(printf '%02x' $RANDOM)
   7     number_length=${#hex_number}
   8     number_start=$(expr $number_length - 2)
   9     echo ${hex_number:$number_start:2}
  10 }
  11
  12 function mac_address() {
  13     echo "00:00:$(mac_address_part):$(mac_address_part):$(mac_address_part):$(mac_address_part)"
  14 }
  15
  16 machines=''
  17 for i in `seq $1`; do
  18   mac=$(mac_address)
  19
  20   if [[ -z $machines ]]; then
  21     machines="${mac}"
  22   else
  23     machines="${machines} ${mac}"
  24   fi
  25 done
  26
  27 echo ${machines}
  28