#/bin/bash

# zmcreateusers
# Mass create zimbra accounts
#
# AUTHORS: Caio Corrêa, Thompson Alves
# LAST UPDATED: 2011/12/02
#
# Version 1.2: Added the report at the ending
# Version 1.1: Added security check of alias and username
# Version 1.0: First release, creates accounts and aliases

# ========================= CAVEAT ===============================
# The file you must pass as a parameter MUST have this format
# for each account you wish to create
#
# username:Display Name:Given Name:Surname:PASSWORD:alias
#
# Note that the ALIAS is optional

DOMAIN="yourdomain.com"

# Vars used for the end report
SUCCESS="0"
ERROR="0"
RESUMEFILE="/tmp/zmcreateresume"
ALIASRESUMEFILE="/tmp/zmaliascreateresume"

# Getopts to get the debug option
while getopts ":d" opt; do
    case $opt in
        d) DEBUG="echo";;
        \?) echo "Invalid option -$OPTARG"
			exit 1;;
    esac
done
shift $((OPTIND-1))

# Check if the user passed one and only one parameter
if [ "$#" -ne 1 ]; then
	echo "USAGE: $0 [-d] <file>"
	exit 1
fi

FILE=$1

# Check if the passed parameter is a regular file
if [ ! -f "$FILE" ]; then
	echo "\"$FILE\" does not exist or is not a regular file"
	exit 1
fi

# Loop each line, parse it and create each user
while read line; do
	USERNAME=$(echo $line | cut -d":" -f1)
	DISPLAYNAME=$(echo $line | cut -d":" -f2)
	GIVENNAME=$(echo $line | cut -d":" -f3)
	SURNAME=$(echo $line | cut -d":" -f4)
	PASSWD=$(echo $line | cut -d":" -f5)
	ALIAS=$(echo $line | cut -d":" -f6 | tr [A-Z] [a-z])

	echo $DISPLAYNAME

	# Check if $USERNAME already exists, if so, skip
	CHECKNAME="$(zmprov ga $USERNAME@$DOMAIN displayName 2> /dev/null | grep Name | cut -d" " -f2-)"
	if [ ! -z "$CHECKNAME" ]; then
		echo "\"$USERNAME\" - Account Already Exists: \"$CHECKNAME\"" | tee -a $RESUMEFILE
		ERROR=$((ERROR+1))
		continue
	fi

	$DEBUG zmprov ca $USERNAME@$DOMAIN $PASSWD displayName "$DISPLAYNAME" givenName "$GIVENNAME" sn "$SURNAME" zimbraAccountStatus active

	# Check if the user was correctly created, if not, skip
	if [ "$?" -ne 0 ]; then
		echo "$USERNAME - Error Creating Account" >> $RESUMEFILE
		ERROR=$((ERROR+1))
		continue
	else
		SUCCESS=$((SUCCESS+1))
	fi

	# Check if the there is an ALIAS in the file, if so, add alias
	if [ ! -z "$ALIAS" ]; then
		# Check if the alias already exists
		CHECKALIAS="$(zmprov ga $ALIAS@$DOMAIN displayName 2> /dev/null | grep Name | cut -d" " -f2-)"
		if [ ! -z "$CHECKALIAS" ]; then
			echo "\"$ALIAS\" ($USERNAME) - Alias Already Exists: \"$CHECKALIAS\"" | tee -a $ALIASRESUMEFILE
		else
			$DEBUG zmprov aaa $USERNAME@$DOMAIN $ALIAS@$DOMAIN
		fi
	fi
done < $FILE

echo
echo "============================================="
echo "Accounts Succesfully Created: $SUCCESS"
echo "Accounts Not Created: $ERROR"
echo "============================================="
if [ "$ERROR" -ne 0 ]; then
	echo "Accounts with error:"
	echo
	cat $RESUMEFILE
	echo

	rm -f $RESUMEFILE
fi
if [ -f $ALIASRESUMEFILE ]; then
	echo "============================================="
	echo "Alias with error:"
	echo
	cat $ALIASRESUMEFILE
	echo

	rm -f $ALIASRESUMEFILE
fi