ldap-utils/funcs

#!/bin/bash

. .env

user_exists() {
	res=$(ldapsearch -x -LLL -b $PEOPLEDN -D $BINDDN -w $BINDPW "(&(uid=$1)(objectClass=inetOrgPerson))" | grep uid: | cut -f2 -d' ')
	[ -n "$res" ]
}

group_exists() {
	res=$(ldapsearch -x -LLL -b $GROUPSDN -D $BINDDN -w $BINDPW "(cn=$1)" | grep cn: | cut -f2 -d' ')
	[ -n "$res" ]
}

user_is_posix() {
	res=$(ldapsearch -x -LLL -b $PEOPLEDN -D $BINDDN -w $BINDPW "(&(uid=$1)(objectClass=posixAccount))" | grep uid: | cut -f2 -d' ')
	[ -n "$res" ]
}

group_is_posix() {
	res=$(ldapsearch -x -LLL -b $GROUPSDN -D $BINDDN -w $BINDPW "(&(cn=$1)(objectClass=posixGroup))" | grep cn: | cut -f2 -d' ')
	[ -n "$res" ]
}

# get the list of currently used uid numbers and add 1 to get the next one
# uids between 2000 and 2999 are used for users. If the need to manage
# more than 1000 users arise, consider using something else than a few bash scripts 
# to manage your directory.
get_posix_number() {
	echo $(( $(ldapsearch -x -LLL -b $PEOPLEDN -D $BINDDN -w $BINDPW "(objectClass=posixAccount)" | grep 'uidNumber: 2' | cut -d' ' -f2 | sort -u | tail -n 1) +1))
}