Incorporated changes for release 1.1.1

RPiSetup/usr/local/bin/cloneuser

@@ -2,17 +2,27 @@
 SRC=$1
 DEST=$2
 
+if [ $# -ne 2 ]; then
+        echo "Usage: cloneuser source_user destination_user"
+        exit 1
+fi
+if ! grep -q $SRC /etc/passwd ;then echo "Source user doesn't exist!"; exit 1; fi
+if grep -q $DEST /etc/passwd ;then echo "Destination user already exists!"; exit 1; fi
+
 SRC_GROUPS=`id -Gn ${SRC}`
 SRC_SHELL=$(awk -F : -v name=${SRC} '(name == $1) { print $7 }' /etc/passwd)
+RAND_PW=`date +%s | sha256sum | base64 | head -c 32 ; echo`
 
-echo "Creating user $DEST"
-useradd --shell ${SRC_SHELL} --create-home ${DEST}
+echo "Creating user $DEST with a random password"
+useradd --shell ${SRC_SHELL} --password ${RAND_PW} --create-home ${DEST}
 for grp in ${SRC_GROUPS};do
         if [ "$grp" != "$SRC" ]; then
                 echo "Adding user $DEST to group $grp."
                 usermod -a -G $grp ${DEST}
         fi
 done
-passwd ${DEST}
+echo "Finished. Please set an actual password for $DEST if you want them to be able to log in."
+
+