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@wlib

wlib/LICENSE

Created Apr 14, 2021

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Run a shell script with bash, line-by-line, prompted on each command.
Useful for running unknown scripts or debugging. Not a secure
substitute for understanding a script beforehand.
Raw
bash_untrusted.sh

 #!/bin/bash
 # Just so we can skip the first command - running the first argument
 SKIP=true
 function prompt {
 if [[ "$SKIP" == true ]]; then
 SKIP=false
 return
 fi
 if [[ -n "$BASH_COMMAND" ]]; then
 # Show the command in green with a simple -> prompt
 echo -e "-> \x1B[0;32m$BASH_COMMAND\x1B[0m"
 # Loop user input until a valid answer comes
 while true; do
 # Ask for only a single character of input, so the user does not
 need to type an extra enter
 read -n1 -s -p "Run command? [Y/n] "
 echo
 case "$REPLY" in
 "y" | "Y" | "" )
 break
 ;;
 "n" | "N" )
 # Bright red indication that that script stopped
 echo -e "\x1B[1;31mStopped!\x1B[0m"
 exit 1
 ;;
 * )
 echo "Please answer by typing n (for no), y (for yes), or Enter
 (also for yes)"
 ;;
 esac
 done
 fi
 }
 # Allow debugging in the file that is being source'd
 set -o functrace
 # Run the prompt function before each command
 trap prompt DEBUG
 # Run the first argument
 source "$1"

Raw
LICENSE

 MIT License
 Copyright (c) 2021 Daniel Ethridge
 Permission is hereby granted, free of charge, to any person
 obtaining a copy
 of this software and associated documentation files (the
 "Software"), to deal
 in the Software without restriction, including without limitation
 the rights
 to use, copy, modify, merge, publish, distribute, sublicense, and/or
 sell
 copies of the Software, and to permit persons to whom the Software
 is
 furnished to do so, subject to the following conditions:
 The above copyright notice and this permission notice shall be
 included in all
 copies or substantial portions of the Software.
 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 EXPRESS OR
 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 MERCHANTABILITY,
 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT
 SHALL THE
 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
 OTHER
 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 ARISING FROM,
 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 DEALINGS IN THE
 SOFTWARE.

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