CasperSecurity
#!/usr/bin/env bash
# Author: Zhang Huangbin (zhb _at_ iredmail.org)
#---------------------------------------------------------------------
# This file is part of iRedMail, which is an open source mail server
# solution for Red Hat(R) Enterprise Linux, CentOS, Debian and Ubuntu.
#
# iRedMail is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# iRedMail is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with iRedMail. If not, see <http://www.gnu.org/licenses/>.
#---------------------------------------------------------------------
# -------------------------------------------------------
# ------------------- OpenLDAP --------------------------
# -------------------------------------------------------
openldap_config()
{
ECHO_INFO "Configure LDAP server: OpenLDAP."
ECHO_DEBUG "Stoping OpenLDAP."
service_control stop ${OPENLDAP_RC_SCRIPT_NAME}
backup_file ${OPENLDAP_SLAPD_CONF} ${OPENLDAP_LDAP_CONF}
if [ X"${DISTRO}" == X'RHEL' ]; then
# Run slapd with `slapd.conf` instead of `slapd.d`.
perl -pi -e 's#PH_SYS_USER_LDAP#$ENV{SYS_USER_LDAP}#g' ${SAMPLE_DIR}/systemd/slapd.service.d/override.conf
perl -pi -e 's#PH_LDAP_SERVER_HOST#$ENV{LDAP_SERVER_HOST}#g' ${SAMPLE_DIR}/systemd/slapd.service.d/override.conf
perl -pi -e 's#PH_LDAP_SERVER_PORT#$ENV{LDAP_SERVER_PORT}#g' ${SAMPLE_DIR}/systemd/slapd.service.d/override.conf
perl -pi -e 's#PH_OPENLDAP_SLAPD_CONF#$ENV{OPENLDAP_SLAPD_CONF}#g' ${SAMPLE_DIR}/systemd/slapd.service.d/override.conf
cp -rf ${SAMPLE_DIR}/systemd/slapd.service.d /etc/systemd/system/
systemctl daemon-reload
elif [ X"${DISTRO}" == X'DEBIAN' -o X"${DISTRO}" == X'UBUNTU' ]; then
# Add openldap daemon user to 'ssl-cert' group, so that slapd can read SSL key.
usermod -G ssl-cert ${SYS_USER_LDAP}
elif [ X"${DISTRO}" == X'FREEBSD' ]; then
# Start service when system start up.
# 'slapd_enable=YES' is required to start service immediately.
service_control enable 'slapd_enable' 'YES'
service_control enable 'slapd_flags' "-h 'ldapi://%2fvar%2frun%2fopenldap%2fldapi/ ldap://0.0.0.0/ ldaps://0.0.0.0/'"
service_control enable 'slapd_sockets' '/var/run/openldap/ldapi'
elif [ X"${DISTRO}" == X'OPENBSD' ]; then
# Enable TLS/SSL support
cat >> ${RC_CONF_LOCAL} <<EOF
slapd_flags="-u ${SYS_USER_LDAP} -f ${OPENLDAP_SLAPD_CONF} -h ldapi:///\ ldap://0.0.0.0/\ ldaps://0.0.0.0/"
EOF
fi
# Copy extar LDAP schema files
cp -f ${LDAP_IREDMAIL_SCHEMA} ${OPENLDAP_SCHEMA_DIR}
cp -f ${SAMPLE_DIR}/openldap/*.schema ${OPENLDAP_SCHEMA_DIR}
# Copy amavisd schema.
# - On OpenBSD: package amavisd-new will copy schema file to /etc/openldap/schema
if [ X"${DISTRO}" == X'RHEL' -o X"${DISTRO}" == X'FREEBSD' -o X"${DISTRO}" == X'OPENBSD' ]; then
cp -f ${SAMPLE_DIR}/amavisd/amavisd.schema ${OPENLDAP_SCHEMA_DIR}/${AMAVISD_LDAP_SCHEMA_NAME}
fi
ECHO_DEBUG "Generate new server configuration file: ${OPENLDAP_SLAPD_CONF}."
cp -f ${SAMPLE_DIR}/openldap/slapd.conf ${OPENLDAP_SLAPD_CONF}
chown ${SYS_USER_LDAP}:${SYS_GROUP_LDAP} ${OPENLDAP_SLAPD_CONF}
chmod 0640 ${OPENLDAP_SLAPD_CONF}
export LDAP_SUFFIX
perl -pi -e 's#PH_OPENLDAP_SCHEMA_DIR#$ENV{OPENLDAP_SCHEMA_DIR}#g' ${OPENLDAP_SLAPD_CONF}
perl -pi -e 's#PH_AMAVISD_LDAP_SCHEMA_NAME#$ENV{AMAVISD_LDAP_SCHEMA_NAME}#g' ${OPENLDAP_SLAPD_CONF}
perl -pi -e 's#PH_OPENLDAP_PID_FILE#$ENV{OPENLDAP_PID_FILE}#g' ${OPENLDAP_SLAPD_CONF}
perl -pi -e 's#PH_OPENLDAP_ARGS_FILE#$ENV{OPENLDAP_ARGS_FILE}#g' ${OPENLDAP_SLAPD_CONF}
perl -pi -e 's#PH_OPENLDAP_MODULE_PATH#$ENV{OPENLDAP_MODULE_PATH}#g' ${OPENLDAP_SLAPD_CONF}
if [ X"${DISTRO}" == X'DEBIAN' -o X"${DISTRO}" == X'UBUNTU' -o X"${DISTRO}" == X'FREEBSD' ]; then
perl -pi -e 's/^#(modulepath.*)/${1}/g' ${OPENLDAP_SLAPD_CONF}
perl -pi -e 's/^#(moduleload.*back.*)/${1}/g' ${OPENLDAP_SLAPD_CONF}
fi
perl -pi -e 's#PH_SSL_CERT_FILE#$ENV{SSL_CERT_FILE}#g' ${OPENLDAP_SLAPD_CONF}
perl -pi -e 's#PH_SSL_KEY_FILE#$ENV{SSL_KEY_FILE}#g' ${OPENLDAP_SLAPD_CONF}
perl -pi -e 's#PH_LDAP_BINDDN#$ENV{LDAP_BINDDN}#g' ${OPENLDAP_SLAPD_CONF}
perl -pi -e 's#PH_LDAP_ADMIN_DN#$ENV{LDAP_ADMIN_DN}#g' ${OPENLDAP_SLAPD_CONF}
perl -pi -e 's#PH_LDAP_BASEDN#$ENV{LDAP_BASEDN}#g' ${OPENLDAP_SLAPD_CONF}
perl -pi -e 's#PH_LDAP_ADMIN_BASEDN#$ENV{LDAP_ADMIN_BASEDN}#g' ${OPENLDAP_SLAPD_CONF}
perl -pi -e 's#PH_LDAP_SUFFIX#$ENV{LDAP_SUFFIX}#g' ${OPENLDAP_SLAPD_CONF}
perl -pi -e 's#PH_OPENLDAP_DEFAULT_DBTYPE#$ENV{OPENLDAP_DEFAULT_DBTYPE}#g' ${OPENLDAP_SLAPD_CONF}
perl -pi -e 's#PH_LDAP_DATA_DIR#$ENV{LDAP_DATA_DIR}#g' ${OPENLDAP_SLAPD_CONF}
perl -pi -e 's#PH_LDAP_ROOTDN#$ENV{LDAP_ROOTDN}#g' ${OPENLDAP_SLAPD_CONF}
perl -pi -e 's#PH_LDAP_ROOTPW_SSHA#$ENV{LDAP_ROOTPW_SSHA}#g' ${OPENLDAP_SLAPD_CONF}
if [ X"${DISTRO}" == X'DEBIAN' -o X"${DISTRO}" == X'UBUNTU' ]; then
# use slapd.conf insteald of slapd.d
perl -pi -e 's#^(SLAPD_CONF=).*#${1}"$ENV{OPENLDAP_SLAPD_CONF}"#' ${OPENLDAP_SYSCONFIG_CONF}
perl -pi -e 's#^(SLAPD_PIDFILE=).*#${1}"$ENV{OPENLDAP_PID_FILE}"#' ${OPENLDAP_SYSCONFIG_CONF}
elif [ X"${DISTRO}" == X'OPENBSD' ]; then
# Required on OpenBSD for mdb backend.
perl -pi -e 's/^#(envflags.*)/${1}/' ${OPENLDAP_SLAPD_CONF}
fi
# Password verification with sha2.
if [ X"${OPENLDAP_HAS_SHA2}" == X'YES' ]; then
perl -pi -e 's/^#(moduleload.*)(pw_sha2)/${1}$ENV{OPENLDAP_MOD_PW_SHA2}/' ${OPENLDAP_SLAPD_CONF}
fi
ECHO_DEBUG "Generate new client configuration file: ${OPENLDAP_LDAP_CONF}"
cp ${SAMPLE_DIR}/openldap/ldap.conf ${OPENLDAP_LDAP_CONF}
perl -pi -e 's#PH_LDAP_SUFFIX#$ENV{LDAP_SUFFIX}#g' ${OPENLDAP_LDAP_CONF}
perl -pi -e 's#PH_LDAP_SERVER_HOST#$ENV{LDAP_SERVER_HOST}#g' ${OPENLDAP_LDAP_CONF}
perl -pi -e 's#PH_LDAP_SERVER_PORT#$ENV{LDAP_SERVER_PORT}#g' ${OPENLDAP_LDAP_CONF}
perl -pi -e 's#PH_SSL_CERT_FILE#$ENV{SSL_CERT_FILE}#g' ${OPENLDAP_LDAP_CONF}
chown ${SYS_USER_LDAP}:${SYS_GROUP_LDAP} ${OPENLDAP_LDAP_CONF}
ECHO_DEBUG "Create directory used to store OpenLDAP log file: ${OPENLDAP_LOG_DIR}"
mkdir -p ${OPENLDAP_LOG_DIR}
chown ${SYS_USER_SYSLOG}:${SYS_GROUP_SYSLOG} ${OPENLDAP_LOG_DIR}
chmod 0750 ${OPENLDAP_LOG_DIR}
ECHO_DEBUG "Create empty log file: ${OPENLDAP_LOG_FILE}."
touch ${OPENLDAP_LOG_FILE}
chown ${SYS_USER_SYSLOG}:${SYS_GROUP_SYSLOG} ${OPENLDAP_LOG_FILE}
chmod 0640 ${OPENLDAP_LOG_FILE}
ECHO_DEBUG "Setting up syslog and logrotate config files for OpenLDAP."
if [ X"${KERNEL_NAME}" == X'LINUX' ]; then
#
# modular syslog config file
#
cp ${SAMPLE_DIR}/rsyslog.d/1-iredmail-openldap.conf ${SYSLOG_CONF_DIR}
perl -pi -e 's#PH_OPENLDAP_SYSLOG_FACILITY#$ENV{OPENLDAP_SYSLOG_FACILITY}#g' ${SYSLOG_CONF_DIR}/1-iredmail-openldap.conf
perl -pi -e 's#PH_OPENLDAP_LOG_FILE#$ENV{OPENLDAP_LOG_FILE}#g' ${SYSLOG_CONF_DIR}/1-iredmail-openldap.conf
#
# modular newsyslog (log rotate) config file
#
cp -f ${SAMPLE_DIR}/logrotate/openldap ${OPENLDAP_LOGROTATE_FILE}
perl -pi -e 's#PH_OPENLDAP_LOG_FILE#$ENV{OPENLDAP_LOG_FILE}#g' ${OPENLDAP_LOGROTATE_FILE}
perl -pi -e 's#PH_SYS_USER_LDAP#$ENV{SYS_USER_LDAP}#g' ${OPENLDAP_LOGROTATE_FILE}
perl -pi -e 's#PH_SYS_GROUP_LDAP#$ENV{SYS_GROUP_LDAP}#g' ${OPENLDAP_LOGROTATE_FILE}
perl -pi -e 's#PH_SYSLOG_POSTROTATE_CMD#$ENV{SYSLOG_POSTROTATE_CMD}#g' ${OPENLDAP_LOGROTATE_FILE}
elif [ X"${DISTRO}" == X'FREEBSD' ]; then
#
# modular syslog config file
#
cp -f ${SAMPLE_DIR}/freebsd/syslog.d/slapd.conf ${SYSLOG_CONF_DIR} >> ${INSTALL_LOG} 2>&1
perl -pi -e 's#PH_OPENLDAP_LOG_FILE#$ENV{OPENLDAP_LOG_FILE}#g' ${SYSLOG_CONF_DIR}/slapd.conf
#
# modular newsyslog (log rotate) config file
#
cp -f ${SAMPLE_DIR}/freebsd/newsyslog.conf.d/slapd ${LOGROTATE_DIR}
perl -pi -e 's#PH_OPENLDAP_LOG_FILE#$ENV{OPENLDAP_LOG_FILE}#g' ${LOGROTATE_DIR}/slapd
perl -pi -e 's#PH_SYS_USER_SYSLOG#$ENV{SYS_USER_SYSLOG}#g' ${LOGROTATE_DIR}/slapd
perl -pi -e 's#PH_SYS_GROUP_SYSLOG#$ENV{SYS_GROUP_SYSLOG}#g' ${LOGROTATE_DIR}/slapd
elif [ X"${DISTRO}" == X'OPENBSD' ]; then
# '!!' means abort further evaluation after first match
echo -e '!!slapd' >> ${SYSLOG_CONF}
echo -e "*.*\t\t\t\t\t\t${OPENLDAP_LOG_FILE}" >> ${SYSLOG_CONF}
if ! grep "${OPENLDAP_LOG_FILE}" /etc/newsyslog.conf &>/dev/null; then
cat >> /etc/newsyslog.conf <<EOF
${OPENLDAP_LOG_FILE} ${SYS_USER_SYSLOG}:${SYS_GROUP_SYSLOG} 640 7 * 24 Z
EOF
fi
fi
ECHO_DEBUG "Restarting syslog."
if [ X"${DISTRO}" == X'RHEL' \
-o X"${DISTRO}" == X'DEBIAN' \
-o X"${DISTRO}" == X'UBUNTU' ]; then
service_control restart rsyslog
fi
echo 'export status_openldap_config="DONE"' >> ${STATUS_FILE}
}
openldap_data_initialize()
{
ECHO_DEBUG "Create instance directory for openldap tree: ${LDAP_DATA_DIR}."
mkdir -p ${LDAP_DATA_DIR}
chown -R ${SYS_USER_LDAP}:${SYS_GROUP_LDAP} ${OPENLDAP_DATA_DIR}
chmod -R 0700 ${OPENLDAP_DATA_DIR}
ECHO_DEBUG "Starting OpenLDAP."
service_control restart ${OPENLDAP_RC_SCRIPT_NAME}
ECHO_DEBUG "Sleep 5 seconds for LDAP daemon initialization ..."
sleep 5
ECHO_DEBUG "Populate LDAP tree."
ldapadd -x -D "${LDAP_ROOTDN}" -w "${LDAP_ROOTPW}" -f ${LDAP_INIT_LDIF} >> ${INSTALL_LOG} 2>&1
cat >> ${TIP_FILE} <<EOF
OpenLDAP:
* LDAP suffix: ${LDAP_SUFFIX}
* LDAP root dn: ${LDAP_ROOTDN}, password: ${LDAP_ROOTPW}
* LDAP bind dn (read-only): ${LDAP_BINDDN}, password: ${LDAP_BINDPW}
* LDAP admin dn (read-write): ${LDAP_ADMIN_DN}, password: ${LDAP_ADMIN_PW}
* LDAP base dn: ${LDAP_BASEDN}
* LDAP admin base dn: ${LDAP_ADMIN_BASEDN}
* Configuration files:
- ${OPENLDAP_CONF_ROOT}
- ${OPENLDAP_SLAPD_CONF}
- ${OPENLDAP_LDAP_CONF}
- ${OPENLDAP_SCHEMA_DIR}/${PROG_NAME_LOWERCASE}.schema
* Log file related:
- ${SYSLOG_CONF}
- ${OPENLDAP_LOG_FILE}
- ${OPENLDAP_LOGROTATE_FILE}
* Data dir and files:
- ${OPENLDAP_DATA_DIR}
- ${LDAP_DATA_DIR}
* RC script:
- ${OPENLDAP_RC_SCRIPT}
* See also:
- ${LDAP_INIT_LDIF}
EOF
write_iredmail_kv ldap_root_password "${LDAP_ROOTPW}"
write_iredmail_kv ldap_vmail_password "${LDAP_BINDPW}"
write_iredmail_kv ldap_vmailadmin_password "${LDAP_ADMIN_PW}"
echo 'export status_openldap_data_initialize="DONE"' >> ${STATUS_FILE}
}