Check differences between ldap master and slave(s) searches

ldap-diff.sh

#!/bin/bash
#Check differences between ldap master and slave(s) searches.
#Change the `LDAPMASTER` and `BASEDN` variables suitting to your environment.
#Tested on CentOS.

LDAPMASTER="ldapmaster_ip"
LDAPSLAVES=$(host ldap | gawk -F' '  '{print $4}')
BASEDN="ou=Users,dc=DomainComponent,dc=DistinguishedName"
ARGS="(&(uid=${1}))"

[[ $# -eq 1 ]] || { echo 'WARNING: Need one argument (LDAP user id) to search. Exiting!'; exit 1; }

echo -e "INFO: LDAPMASTER\n${LDAPMASTER}"
echo -e "INFO: ANSWERING FOR LDAP \n${LDAPSLAVES}"

LDAPMASTER_SEARCH=$(ldapsearch -x -h "${LDAPMASTER}" -b "${BASEDN}" "${ARGS}")

for host in ${LDAPSLAVES}; do 
    LDAPSLAVE_SEARCH=$(ldapsearch -x -h "${host}" -b "${BASEDN}" "${ARGS}")
    DIFF=$(diff <(echo "${LDAPMASTER_SEARCH}") <(echo "${LDAPSLAVE_SEARCH}"))
    [[ ${#DIFF} -eq 0 ]] && echo "INFO: NO DIFF BETWEEN ${LDAPMASTER} AND ${host}"\
                         || echo "WARNING: DIFF BETWEEN ${LDAPMASTER} AND ${host} DETECTED!"
done