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- #!/bin/bash
- if [[ $# -eq 0 ]]; then
- echo "Schedules a command to be run after the next reboot."
- echo "Usage: $(basename $0) <command>"
- echo " $(basename $0) -p <path> <command>"
- echo " $(basename $0) -r <command>"
- else
- REMOVE=0
- COMMAND=${!#}
- SCRIPTPATH=$PATH
- while getopts ":r:p:" optionName; do
- case "$optionName" in
- r) REMOVE=1; COMMAND=$OPTARG;;
- p) SCRIPTPATH=$OPTARG;;
- esac
- done
- SCRIPT="${HOME}/.$(basename $0)_$(echo $COMMAND | sed 's/[^a-zA-Z0-9_]/_/g')"
- if [[ ! -f $SCRIPT ]]; then
- echo "PATH=$SCRIPTPATH" >> $SCRIPT
- echo "cd $(pwd)" >> $SCRIPT
- echo "logger -t $(basename $0) -p local3.info \"COMMAND=$COMMAND ; USER=\$(whoami) ($(logname)) ; PWD=$(pwd) ; PATH=\$PATH\"" >> $SCRIPT
- echo "$COMMAND | logger -t $(basename $0) -p local3.info" >> $SCRIPT
- echo "$0 -r \"$(echo $COMMAND | sed 's/\"/\\\"/g')\"" >> $SCRIPT
- chmod +x $SCRIPT
- fi
- CRONTAB="${HOME}/.$(basename $0)_temp_crontab_$RANDOM"
- ENTRY="@reboot $SCRIPT"
- echo "$(crontab -l 2>/dev/null)" | grep -v "$ENTRY" | grep -v "^# DO NOT EDIT THIS FILE - edit the master and reinstall.$" | grep -v "^# ([^ ]* installed on [^)]*)$" | grep -v "^# (Cron version [^$]*\$[^$]*\$)$" > $CRONTAB
- if [[ $REMOVE -eq 0 ]]; then
- echo "$ENTRY" >> $CRONTAB
- fi
- crontab $CRONTAB
- rm $CRONTAB
- if [[ $REMOVE -ne 0 ]]; then
- rm $SCRIPT
- fi
- fi
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