#!/bin/bash
# licence GPLv2 ; this scripts designed by IZAMUKARERA 2011.3.31 update 2022.3.1
# ping watch of mail for rasberry pi
PING_HOST=$1
MAIL_ADDRES=$2
DO_ACT=$3
CMD=/www/remote-hand/tmp/"$1"_mail.pepocmd
PING_LOCK=/www/remote-hand/tmp/"$PING_HOST"_mail.lock
PING_LOG=/www/remote-hand/tmp/"$PING_HOST"_mail.log
PING_MSG=/www/remote-hand/tmp/"$PING_HOST"_mail.msg
#WGETMAIL=/pepolinux/wget_mail.sh
WGETMAIL=/usr/local/bin/peposendmail
if [ $# != 2 ]; then
  echo usage: $0 ip_addres mail_address
  exit
fi

if ! ping -c 1 $1 2>&1 >$PING_LOG; then
  /usr/local/bin/msleep 1000
  if ! ping -c 1 $1 2>&1 >> $PING_LOG; then
    date +"%Y/%m/%d %T" >> $PING_LOG
    if [ ! -f $PING_LOCK ]; then
cat >$PING_MSG<<END
To:$MAIL_ADDRES
Subject:host $1 ping faild!
END
    cat $PING_LOG >>$PING_MSG
    echo '.' >>$PING_MSG
cat >$CMD<<EOF
#!/bin/bash
#/usr/sbin/sendmail -i $2 <$PING_MSG
SUBJECT="$HOSTNAME+host+$1+ping+fail++"
MESSAGE="\${SUBJECT}"`date +"%Y/%m/%d %T"`
$WGETMAIL $2 \$SUBJECT \$MESSAGE
EOF
      touch $PING_LOCK
    fi
  fi
else
  if [ -f $PING_LOCK ]; then
cat >$PING_MSG<<END
To:$MAIL_ADDRES
Subject:host $1 ping up!
END
    cat $PING_LOG >>$PING_MSG
    echo '.' >>$PING_MSG
cat >$CMD<<EOF
#!/bin/bash
SUBJECT="$HOSTNAME+host+$1+ping+up++"
MESSAGE="\${SUBJECT}"`date +"%Y/%m/%d-%T"`
#/usr/sbin/sendmail -i $2 <$PING_MSG
$WGETMAIL $2 \$SUBJECT \$MESSAGE
rm -f $PING_LOCK $PING_LOG $PING_MSG
EOF
  fi
fi