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https://github.com/sshuttle/sshuttle.git
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77 lines
1.6 KiB
Plaintext
77 lines
1.6 KiB
Plaintext
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#!/usr/bin/env bash
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# William Mantly <wmantly@gmail.com>
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# MIT License
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# https://github.com/wmantly/sudoers-add
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NEWLINE=$'\n'
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CONTENT=""
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ME="$(basename "$(test -L "$0" && readlink "$0" || echo "$0")")"
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if [ "$1" == "--help" ] || [ "$1" == "-h" ]; then
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echo "Usage: $ME [file_path] [sudoers-file-name]"
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echo "Usage: [content] | $ME sudoers-file-name"
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echo "This will take a sudoers config validate it and add it to /etc/sudoers.d/{sudoers-file-name}"
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echo "The config can come from a file, first usage example or piped in second example."
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exit 0
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fi
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if [ "$1" == "" ]; then
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(>&2 echo "This command take at lest one argument. See $ME --help")
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exit 1
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fi
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if [ "$2" == "" ]; then
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FILE_NAME=$1
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shift
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else
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FILE_NAME=$2
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fi
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if [[ $EUID -ne 0 ]]; then
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echo "This script must be run as root"
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exit 1
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fi
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while read -r line
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do
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CONTENT+="${line}${NEWLINE}"
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done < "${1:-/dev/stdin}"
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if [ "$CONTENT" == "" ]; then
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(>&2 echo "No config content specified. See $ME --help")
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exit 1
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fi
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if [ "$FILE_NAME" == "" ]; then
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(>&2 echo "No sudoers file name specified. See $ME --help")
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exit 1
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fi
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# Make a temp file to hold the sudoers config
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umask 077
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TEMP_FILE=$(mktemp)
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echo "$CONTENT" > "$TEMP_FILE"
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# Make sure the content is valid
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visudo_STDOUT=$(visudo -c -f "$TEMP_FILE" 2>&1)
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visudo_code=$?
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# The temp file is no longer needed
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rm "$TEMP_FILE"
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if [ $visudo_code -eq 0 ]; then
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echo "$CONTENT" > "/etc/sudoers.d/$FILE_NAME"
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chmod 0440 "/etc/sudoers.d/$FILE_NAME"
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echo "The sudoers file /etc/sudoers.d/$FILE_NAME has been successfully created!"
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exit 0
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else
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echo "Invalid sudoers config!"
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echo "$visudo_STDOUT"
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exit 1
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fi
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