File sysusers2shadow.sh of Package sysuser-tools

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File sysusers2shadow.sh of Package sysuser-tools

#!/bin/sh
set -e

# Print the command and run it
run() {
	echo "$@"
	"$@"
}

if [ -x /usr/bin/systemd-sysusers ] && [ -e /proc/version ]; then

if [ -n "$1" ] && [ "$1" != "%3" ]; then
	    REPLACE_ARG="--replace=/usr/lib/sysusers.d/$1" ||:
    fi
    # Use systemd-sysusers and let it read the input directly from stdin
    run /usr/bin/systemd-sysusers $REPLACE_ARG -
else

# Absolute path to busybox, if found
    busybox=
    for i in /bin/busybox /usr/bin/busybox; do [ -x "$i" ] && busybox=$i; done

while read LINE
    do
	# "eval set" to do proper splitting while respecting quotes
	eval set -- $LINE
	case "${1-}" in
	    \#*|"")
	        ;;
	    g)
		shift
		ARGUMENTS="$1"
		if [ -n "${2-}" ] && [ "$2" != "-" ]; then
		    ARGUMENTS="-g $2 $ARGUMENTS"
		fi

if ! /usr/bin/getent group "$1" >> /dev/null; then
		    if [ -x "/usr/sbin/groupadd" ]; then
			run /usr/sbin/groupadd -r $ARGUMENTS
		    elif [ -x "$busybox" ]; then
			run $busybox addgroup -S $ARGUMENTS
		    else
			echo "ERROR: neither groupadd nor busybox found!"
			exit 1
		    fi
		fi
		;;
	    u)
		shift
		ARGUMENTS="$1"
		if [ -n "${2-}" ] && [ "$2" != "-" ]; then
		    ARGUMENTS="-u $2 $ARGUMENTS"
		fi
		homedir="/" # If null, empty or '-'
		if [ "${4:--}" != "-" ]; then
		    homedir="$4"
		fi

# Set shell only if not null, empty nor '-'
		if [ "${5:--}" != "-" ]; then
		    ARGUMENTS="$ARGUMENTS -s $5"
		else
		    ARGUMENTS="$ARGUMENTS -s /usr/sbin/nologin"
		fi

if [ -x /usr/sbin/useradd ]; then
		    if ! /usr/bin/getent passwd "$1" >> /dev/null; then
			# this is useradd/shadow specific
			if /usr/bin/getent group "$1" >> /dev/null; then
			    ARGUMENTS="-g $1 $ARGUMENTS"
			else
			    ARGUMENTS="-U $ARGUMENTS"
			fi

run /usr/sbin/useradd -r -c "$3" -d "${homedir}" $ARGUMENTS
		    fi
		elif [ -x "$busybox" ]; then
		    /usr/bin/getent group "$1" >> /dev/null || $busybox addgroup -S "$1"

if ! /usr/bin/getent passwd "$1" >> /dev/null; then
			run $busybox adduser -S -H -g "$3" -G "$1" -h "${homedir}" $ARGUMENTS
		    fi
		else
		    echo "ERROR: neither useradd nor busybox found!"
		    exit 1
		fi
		;;
	    m)
		shift
		if [ -x /usr/sbin/usermod ] ; then
		    run /usr/sbin/usermod -a -G $2 $1
		elif [ -x "$busybox" ]; then
		    run $busybox addgroup $1 $2
		else
		    echo "ERROR: neither usermod nor busybox found!"
		    exit 1
		fi
		;;
	    r)
		echo "range option ignored: \"$LINE\""
		;;
	    *)
		echo "Syntax Error: \"$LINE\""
		exit 1
		;;
	esac
    done
fi

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File sysusers2shadow.sh of Package sysuser-tools

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