FROM centos7:latest RUN yum update -y && yum -y install openldap-servers openldap-clients && yum clean all && chgrp -R root /var/lib/ldap && chmod -R g+rw,o= /var/lib/ldap VOLUME /var/lib/ldap WORKDIR /var/lib/ldap EXPOSE 389 636 ENTRYPOINT [ "/usr/sbin/slapd" ] CMD [ "-4" ]