docker-mailserver/target/scripts/startup/setup.d/ldap.sh
2023-05-26 14:00:40 +02:00

88 lines
3.2 KiB
Bash

#!/bin/bash
function _setup_ldap() {
_log 'debug' 'Setting up LDAP'
_log 'trace' 'Checking for custom configs'
for i in 'users' 'groups' 'aliases' 'domains'; do
local FPATH="/tmp/docker-mailserver/ldap-${i}.cf"
if [[ -f ${FPATH} ]]; then
cp "${FPATH}" "/etc/postfix/ldap-${i}.cf"
fi
done
_log 'trace' 'Starting to override configs'
local FILES=(
/etc/postfix/ldap-users.cf
/etc/postfix/ldap-groups.cf
/etc/postfix/ldap-aliases.cf
/etc/postfix/ldap-domains.cf
/etc/postfix/ldap-senders.cf
/etc/postfix/maps/sender_login_maps.ldap
)
for FILE in "${FILES[@]}"; do
[[ ${FILE} =~ ldap-user ]] && export LDAP_QUERY_FILTER="${LDAP_QUERY_FILTER_USER}"
[[ ${FILE} =~ ldap-group ]] && export LDAP_QUERY_FILTER="${LDAP_QUERY_FILTER_GROUP}"
[[ ${FILE} =~ ldap-aliases ]] && export LDAP_QUERY_FILTER="${LDAP_QUERY_FILTER_ALIAS}"
[[ ${FILE} =~ ldap-domains ]] && export LDAP_QUERY_FILTER="${LDAP_QUERY_FILTER_DOMAIN}"
[[ ${FILE} =~ ldap-senders ]] && export LDAP_QUERY_FILTER="${LDAP_QUERY_FILTER_SENDERS}"
[[ -f ${FILE} ]] && _replace_by_env_in_file 'LDAP_' "${FILE}"
done
_log 'trace' "Configuring Dovecot LDAP"
declare -A DOVECOT_LDAP_MAPPING
DOVECOT_LDAP_MAPPING['DOVECOT_BASE']="${DOVECOT_BASE:="${LDAP_SEARCH_BASE}"}"
DOVECOT_LDAP_MAPPING['DOVECOT_DN']="${DOVECOT_DN:="${LDAP_BIND_DN}"}"
DOVECOT_LDAP_MAPPING['DOVECOT_DNPASS']="${DOVECOT_DNPASS:="${LDAP_BIND_PW}"}"
DOVECOT_LDAP_MAPPING['DOVECOT_URIS']="${DOVECOT_URIS:="${DOVECOT_HOSTS:="${LDAP_SERVER_HOST}"}"}"
# Add protocol to DOVECOT_URIS so that we can use dovecot's "uris" option:
# https://doc.dovecot.org/configuration_manual/authentication/ldap/
if [[ ${DOVECOT_LDAP_MAPPING["DOVECOT_URIS"]} != *'://'* ]]; then
DOVECOT_LDAP_MAPPING['DOVECOT_URIS']="ldap://${DOVECOT_LDAP_MAPPING["DOVECOT_URIS"]}"
fi
# Default DOVECOT_PASS_FILTER to the same value as DOVECOT_USER_FILTER
DOVECOT_LDAP_MAPPING['DOVECOT_PASS_FILTER']="${DOVECOT_PASS_FILTER:="${DOVECOT_USER_FILTER}"}"
for VAR in "${!DOVECOT_LDAP_MAPPING[@]}"; do
export "${VAR}=${DOVECOT_LDAP_MAPPING[${VAR}]}"
done
_replace_by_env_in_file 'DOVECOT_' '/etc/dovecot/dovecot-ldap.conf.ext'
_log 'trace' 'Enabling Dovecot LDAP authentication'
sed -i -e '/\!include auth-ldap\.conf\.ext/s/^#//' /etc/dovecot/conf.d/10-auth.conf
sed -i -e '/\!include auth-passwdfile\.inc/s/^/#/' /etc/dovecot/conf.d/10-auth.conf
_log 'trace' "Configuring LDAP"
if [[ -f /etc/postfix/ldap-users.cf ]]; then
postconf 'virtual_mailbox_maps = ldap:/etc/postfix/ldap-users.cf'
else
_log 'warn' "'/etc/postfix/ldap-users.cf' not found"
fi
if [[ -f /etc/postfix/ldap-domains.cf ]]; then
postconf 'virtual_mailbox_domains = /etc/postfix/vhost, ldap:/etc/postfix/ldap-domains.cf'
else
_log 'warn' "'/etc/postfix/ldap-domains.cf' not found"
fi
if [[ -f /etc/postfix/ldap-aliases.cf ]] && [[ -f /etc/postfix/ldap-groups.cf ]]; then
postconf 'virtual_alias_maps = ldap:/etc/postfix/ldap-aliases.cf, ldap:/etc/postfix/ldap-groups.cf'
else
_log 'warn' "'/etc/postfix/ldap-aliases.cf' and / or '/etc/postfix/ldap-groups.cf' not found"
fi
# shellcheck disable=SC2016
sed -i 's|mydestination = \$myhostname, |mydestination = |' /etc/postfix/main.cf
return 0
}