94 lines
2.4 KiB
Bash
94 lines
2.4 KiB
Bash
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#!/bin/bash -e
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set -eo pipefail
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# set default values for undefined vars
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CONFDIR=${CONFDIR:-'/etc/ldap/slapd.d'}
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DATADIR=${DATADIR:-'/var/lib/ldap'}
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if [[ -z "$ORGANIZATION" && -z "$SUFFIX" ]] ; then
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fail 'neither ORGANIZATION nor SUFFIX supplied as environment var'
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fi
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if [[ -n "$ORGANIZATION" ]] ; then
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# if an organization was set, we can generate the RootDN from that
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SUFFIX=${SUFFIX:-"o=${ORGANIZATION}"}
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fi
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function fail {
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# write to stderr
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echo "ERROR: $@" >&2
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exit 1
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}
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function configure {
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sed \
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-e "s|@SUFFIX@|${SUFFIX}|g" \
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-e "s|@PASSWORD@|${ROOTPW}|g" \
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-e "s|@DATADIR@|${DATADIR}|g" \
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/usr/share/slapd/fixtures/config.ldif \
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| slapadd -F "$CONFDIR" -b "cn=config"
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return $?
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}
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function init_fixtures {
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mkdir -p /docker-entrypoint-initdb.d
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# if no files exist in this directory then copy example structure
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if ! ls /docker-entrypoint-initdb.d/* 1> /dev/null 2>&1 ; then
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cp /usr/share/slapd/fixtures/example_structure.ldif /docker-entrypoint-initdb.d/structure.ldif
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fi
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for f in /docker-entrypoint-initdb.d/*; do
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case "$f" in
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*.sh)
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echo "$0: running $f"; . "$f"
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;;
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*.ldif)
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sed \
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-e "s|@SUFFIX@|${SUFFIX}|g" \
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-e "s|@PASSWORD@|${ROOTPW}|g" \
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-e "s|@DATADIR@|${DATADIR}|g" \
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-e "s|@ORGANIZATION@|${ORGANIZATION}|g" \
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"$f" \
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| slapadd -F "$CONFDIR" -b "$SUFFIX"
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;;
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*) echo "$0: ignoring $f" ;;
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esac
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echo
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done
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}
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# Reduce maximum number of open file descriptors to 1024
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# otherwise slapd consumes two orders of magnitude more of RAM
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# see https://github.com/docker/docker/issues/8231
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ulimit -n 1024 || fail "could not set ulimits"
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# create dirs if they not already exists
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[ -d $CONFDIR ] || mkdir -p $CONFDIR
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[ -d $DATADIR ] || mkdir -p $DATADIR
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if [[ ! -d "$CONFDIR/cn=config" ]] ; then
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echo "configuration not found, creating one for $SUFFIX .."
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[[ -z "$ROOTPW" ]] && fail "ROOTPW not set."
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[[ -z "$SUFFIX" ]] && fail "SUFFIX not set."
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# if rootpw is not already in hashed format, hash it first
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[[ "${ROOTPW:0:1}" == '{' ]] \
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||ROOTPW=`slappasswd -s "$ROOTPW"`
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configure || fail "could not create slapd config"
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fi
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if [[ ! -f "$DATADIR/data.mdb" ]] ; then
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init_fixtures
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fi
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# fix file permissions
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chown -R openldap:openldap $CONFDIR $DATADIR \
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|| fail "could not change permissions"
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echo "Starting slapd."
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exec /usr/sbin/slapd -F $CONFDIR -u openldap -g openldap -h 'ldapi:// ldap://' -d stats
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