自ネットワーク内にいるRaspberry Piを探して、IPアドレスを表示するだけのお仕事をするスクリプト

raspi-finder

#!/bin/sh
#----- chenge parameters your environment -----#
# examples:
#   Your PC's IP address: 192.168.0.100
#   Search scope: 192.168.0.1 - 192.168.0.254
#
#   OWN_NETWORK="192.168.0"
#   SRCH_START=1
#   SRCH_END=254

OWN_NETWORK="192.168.0"
SRCH_START=1
SRCH_END=254
#----------------------------------------------#


for OCT4 in `seq ${SRCH_START} ${SRCH_END}`
do
  ping ${OWN_NETWORK}.${OCT4} -c 1 > /dev/null 2>&1 &
done

PING_REMAIN=1
echo -n "Finding Raspberry Pi "
while [ ${PING_REMAIN} -eq 1 ]; do
  echo -n "."
  ps -ef | grep [p]ing > /dev/null 2>&1
  if [ $? -ne 1 ]; then
    PING_REMAIN=1
    sleep 1
  else
    PING_REMAIN=0
    echo
  fi
done

arp -n | grep -e b8:27:eb: -e dc:a6:32: -e e4:5f:01 | sort -k 1