mysecureshell 2.0-1 / usr / bin / sftp-user

#!/bin/sh

## Users Script Manager v0.2 - Made by MySecureShell Team
## MySecureShell Team <teka2nerdman@users.sourceforge.net>

# Saving vars
nameuser=$2
hideuser=$3
bindir='/usr/bin';

# OS Detection
osdetection=`uname -s`

# Error messages
badarg="Sorry but you gave me a bad argument !"
alreadyexist="Sorry but this user already exist !"
doesntexist="Sorry but this user doesn't exist !"

##########################
## User sftp-user verif ##
##########################
encPass='*'

vrf_create() {
	for i in "$nameuser" ; do
		if [ -z "$i" ] ; then
			echo $bardarg
			exit 0
		fi
	done
}

vrf_delhide() {
	name=`id -un $nameuser 2>&1`
	if [ "$name" = 'nobody' ] || [ "$name" = "$nameuser" ] ; then
		break
	else
		echo $doesntexist
		exit 1
	fi
}

vrf_getpass() {
	dirPerl=
	for dir in `echo $PATH | tr : "\n"` ; do
		if [ -x $dir/perl ] ; then
			dirPerl=$dir;
			break
		fi
	done
	if [ "$dirPerl" != '' ] ; then
		echo "Enter password:"
		stty -echo
		read pass
		stty echo
		echo
		encPass=`$dirPerl/perl <<EOF
my \\$itoa64 = './0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz';
my \\$salt = '';
for (1..2) { \\$salt .= substr \\$itoa64, rand(length(\\$itoa64)), 1; }
print crypt("$pass", \\$salt);
EOF`
	else
		echo "Please install 'perl' to have full features of $0";
		echo "Or use the commande 'passwd {user}' to set the password of the user"
	fi
}

vrf_useralreadyexit() {
	name=`id -un $nameuser 2>&1`
	if [ "$name" = "$nameuser" ] || [ "$name" = 'nobody' ] ; then
		echo $alreadyexist
		exit 1
	fi
}

##########################
## Darwin users manager ##
##########################

# Creation
dar_add() {
	if [ -x /usr/bin/niutil ] ; then
		newid=$[`nireport / /users uid | tail -1`+1]
		# Add User
		niutil -create -R / /users/$nameuser
		#Check if success
		test $? != 0 && exit $?
		niutil -createprop -R / /users/$nameuser passwd "$encPass"
		niutil -createprop -R / /users/$nameuser gid $newid
		niutil -createprop -R / /users/$nameuser uid $newid
		niutil -createprop -R / /users/$nameuser realname "$nameuser"
		niutil -createprop -R / /users/$nameuser shell "$bindir/mysecureshell"
		niutil -createprop -R / /users/$nameuser picture "/Library/Caches/com.sourceforge.mysecureshell.picture.tiff"
		#niutil -createprop -R / /users/$nameuser home "/Users/invite"
		# Home create future versions
		#cp -R /System/Library/User\ Template/French.lproj /Users/$nameuser
		#chown -R $nameuser:staff /Users/$nameuser
	fi

	if [ -x /usr/bin/dscl ] ; then
		dscl . -create /Users/$nameuser
		dscl . -create /Users/$nameuser UserShell "$bindir/mysecureshell"
		dscl . -create /Users/$nameuser RealName "$nameuser"
		dscl . -passwd /Users/$nameuser "$encPass"
		dscl . -append /Groups/staff GroupMembership $nameuser
	fi
	# Hide user
	test "$hideuser" = '1' && defaults write /Library/Preferences/com.apple.loginwindow HiddenUsersList -array $nameuser && defaults write /Library/Preferences/com.apple.loginwindow HiddenUsersList -array-add $nameuser
}

# List users with MySecureShell Shell
dar_list() {
	if [ -x /usr/bin/nireport ] ; then
		nireport / /users name shell | grep /mysecureshell | awk '{ print $1 }'
	fi

	if [ -x /usr/bin/dscl ] ; then
		dscl . -list /Users shell | grep mysecureshell | awk '{ print $1 }'
	fi
	exit $?
}

# Deletion
dar_del() {
	if [ -x /usr/bin/niutil ] ; then
		niutil -destroy -R / /users/$nameuser
	fi

	if [ -x /usr/bin/dscl ] ; then
		dscl . delete /Users/$nameuser
	fi
	exit $?
}

# Hidding
dar_hid() {
	# Home is choice
	if [ "$hideuser" = '0' ] ; then
		defaults write /Library/Preferences/com.apple.loginwindow HiddenUsersList $nameuser
	else
		defaults write /Library/Preferences/com.apple.loginwindow HiddenUsersList -array $nameuser
		defaults write /Library/Preferences/com.apple.loginwindow HiddenUsersList -array-add $nameuser
	fi
	exit $?
}


#########################
## Linux users manager ##
#########################

# Creation
nux_add() {
	useradd -p $encPass -s $bindir/mysecureshell $nameuser
	exit $?
}

# Deletion
nux_list() {
	grep -F /mysecureshell /etc/passwd | cut -d: -f1
}

# Deletion
nux_del() {
	userdel -f $nameuser
	exit $?
}

###############
## User Menu ##
###############

case $1 in
	create)
		vrf_create
		vrf_useralreadyexit
		vrf_getpass
		if [ "$osdetection" = 'Darwin' ] ; then
			dar_add
		else
			nux_add
		fi
	;;
	delete)
		vrf_delhide
		if [ "$osdetection" = 'Darwin' ] ; then
			dar_del
		else
			nux_del
		fi
	;;
	list)
		if [ "$osdetection" = 'Darwin' ] ; then
			dar_list
		else
			nux_list
		fi
	;;
	hide)
		if [ "$osdetection" = 'Darwin' ] ; then
		    vrf_delhide
		    dar_hid
		fi
	;;
	*)
	echo "Usage 1: sftp-user create [user] [hide user]"
	echo "Usage 2: sftp-user delete [user]"
	echo "Usage 3: sftp-user list"
	echo "Usage 4: sftp-user hide [user] [hide] (Mac OS X Only)"
	echo ""
	echo ""
	echo "	Options		Choices		Descriptions"
	echo "	user		Username	User Name"
	echo "	hide user	1/0		hide user from login panel and user managements (Max OS X Only)"
	echo "	delete home	1/0		Remove user Home directory"
	echo "	hide		1/0		Hide/Unhide (Mac OS X Only)"
	;;
esac

exit 0