openldap/ldap.init

276 lines
7.1 KiB
Bash

#!/bin/bash
#
# slapd This shell script takes care of starting and stopping
# ldap servers (slapd).
#
# chkconfig: - 27 73
# description: LDAP stands for Lightweight Directory Access Protocol, used \
# for implementing the industry standard directory services.
# processname: slapd
# config: /etc/openldap/slapd.conf
# pidfile: /var/run/slapd.pid
### BEGIN INIT INFO
# Provides: slapd
# Required-Start: $network $local_fs
# Required-Stop: $network $local_fs
# Should-Start:
# Should-Stop:
# Default-Start:
# Default-Stop:
# Short-Description: starts and stopd OpenLDAP server daemon
# Description: LDAP stands for Lightweight Directory Access Protocol, used
# for implementing the industry standard directory services.
### END INIT INFO
# Source function library.
. /etc/init.d/functions
# Define default values of options allowed in /etc/sysconfig/ldap
SLAPD_LDAP="yes"
SLAPD_LDAPI="no"
SLAPD_LDAPS="no"
SLAPD_URLS=""
SLAPD_SHUTDOWN_TIMEOUT=3
# OPTIONS, SLAPD_OPTIONS and KTB5_KTNAME are not defined
# Source an auxiliary options file if we have one
if [ -r /etc/sysconfig/ldap ] ; then
. /etc/sysconfig/ldap
fi
slapd=/usr/sbin/slapd
slaptest=/usr/sbin/slaptest
lockfile=/var/lock/subsys/slapd
configdir=/etc/openldap/slapd.d/
configfile=/etc/openldap/slapd.conf
pidfile=/var/run/slapd.pid
slapd_pidfile=/var/run/openldap/slapd.pid
RETVAL=0
#
# Pass commands given in $2 and later to "test" run as user given in $1.
#
function testasuser() {
local user= cmd=
user="$1"
shift
cmd="$@"
if test x"$user" != x ; then
if test x"$cmd" != x ; then
/sbin/runuser -f -m -s /bin/sh -c "test $cmd" -- "$user"
else
false
fi
else
false
fi
}
#
# Check for read-access errors for the user given in $1 for a service named $2.
# If $3 is specified, the command is run if "klist" can't be found.
#
function checkkeytab() {
local user= service= klist= default=
user="$1"
service="$2"
default="${3:-false}"
if test -x /usr/kerberos/bin/klist ; then
klist=/usr/kerberos/bin/klist
elif test -x /usr/bin/klist ; then
klist=/usr/bin/klist
fi
KRB5_KTNAME="${KRB5_KTNAME:-/etc/krb5.keytab}"
export KRB5_KTNAME
if test -s "$KRB5_KTNAME" ; then
if test x"$klist" != x ; then
if LANG=C $klist -k "$KRB5_KTNAME" | tail -n 4 | awk '{print $2}' | grep -q ^"$service"/ ; then
if ! testasuser "$user" -r ${KRB5_KTNAME:-/etc/krb5.keytab} ; then
true
else
false
fi
else
false
fi
else
$default
fi
else
false
fi
}
function configtest() {
local user= ldapuid= dbdir= file=
# Check for simple-but-common errors.
user=ldap
prog=`basename ${slapd}`
ldapuid=`id -u $user`
# Unaccessible database files.
dbdirs=""
if [ -d $configdir ]; then
for configfile in `ls -1 $configdir/cn\=config/olcDatabase*.ldif`; do
dbdirs=$dbdirs"
"`LANG=C egrep '^olcDbDirectory[[:space:]]*:[[:space:]]+[[:print:]]+$' $configfile | sed 's,^olcDbDirectory: ,,'`
done
elif [ -f $configfile ]; then
dbdirs=`LANG=C egrep '^directory[[:space:]]+' $configfile | sed 's,^directory[[:space:]]*,,'`
else
exit 6
fi
for dbdir in $dbdirs; do
if [ ! -d $dbdir ]; then
exit 6
fi
for file in `find ${dbdir}/ -not -uid $ldapuid -and \( -name "*.dbb" -or -name "*.gdbm" -or -name "*.bdb" -or -name "__db.*" -or -name "log.*" -or -name alock \)` ; do
echo -n $"$file is not owned by \"$user\"" ; warning ; echo
done
if test -f "${dbdir}/DB_CONFIG"; then
if ! testasuser $user -r "${dbdir}/DB_CONFIG"; then
file=DB_CONFIG
echo -n $"$file is not readable by \"$user\"" ; warning ; echo
fi
fi
done
# Unaccessible keytab with an "ldap" key.
if checkkeytab $user ldap ; then
file=${KRB5_KTNAME:-/etc/krb5.keytab}
echo -n $"$file is not readable by \"$user\"" ; warning ; echo
fi
# Unaccessible TLS configuration files.
if [ -d $configdir ]; then
tlsconfigs=$(LANG=C sed \
-e '/^olcTLS\(CertificateFile\|CertificateKeyFile\|CACertificateFile\)/!d' \
-e ':a;N;s/\n //;ta;P;D' "${configdir}/cn=config.ldif" | \
awk '{print $2}' | sort -u
)
elif [ -f $configfile ]; then
tlsconfigs=$(LANG=C egrep \
'^(TLSCACertificateFile|TLSCertificateFile|TLSCertificateKeyFile)[[:space:]]+' $configfile | \
awk '{print $2}' | sort -u
)
fi
for file in $tlsconfigs ; do
if ! testasuser $user -r $file ; then
echo -n $"$file is not readable by \"$user\"" ; warning ; echo
fi
done
# Check the configuration file.
slaptestout=`/sbin/runuser -m -s "$slaptest" -- "$user" "-u" 2>&1`
slaptestexit=$?
# slaptestout=`echo $slaptestout 2>/dev/null | grep -v "config file testing succeeded"`
# print warning if slaptest passed but reports some problems
if test $slaptestexit == 0 ; then
if echo "$slaptestout" | grep -v "config file testing succeeded" >/dev/null ; then
echo -n $"Checking configuration files for $prog: " ; warning ; echo
echo "$slaptestout"
fi
fi
# report error if configuration file is wrong
if test $slaptestexit != 0 ; then
echo -n $"Checking configuration files for $prog: " ; failure ; echo
echo "$slaptestout"
if /sbin/runuser -m -s "$slaptest" -- "$user" "-u" > /dev/null 2> /dev/null ; then
#dirs=`LANG=C egrep '^directory[[:space:]]+[[:print:]]+$' $configfile | awk '{print $2}'`
for directory in $dbdirs ; do
if test -r $directory/__db.001 ; then
echo -n $"stale lock files may be present in $directory" ; warning ; echo
fi
done
fi
exit 6
fi
}
function start() {
[ -x $slapd ] || exit 5
[ `id -u` -eq 0 ] || exit 4
configtest
# Define a couple of local variables which we'll need. Maybe.
user=ldap
prog=`basename ${slapd}`
harg="$SLAPD_URLS"
if test x$SLAPD_LDAP = xyes ; then
harg="$harg ldap:///"
fi
if test x$SLAPD_LDAPS = xyes ; then
harg="$harg ldaps:///"
fi
if test x$SLAPD_LDAPI = xyes ; then
harg="$harg ldapi:///"
fi
# System resources limit.
if [ -n "$SLAPD_ULIMIT_SETTINGS" ]; then
ulimit="ulimit $SLAPD_ULIMIT_SETTINGS &>/dev/null;"
else
ulimit=""
fi
# Start daemons.
echo -n $"Starting $prog: "
daemon --pidfile=$pidfile --check=$prog $ulimit ${slapd} -h "\"$harg\"" -u ${user} $OPTIONS $SLAPD_OPTIONS
RETVAL=$?
if [ $RETVAL -eq 0 ]; then
touch $lockfile
ln $slapd_pidfile $pidfile
fi
echo
return $RETVAL
}
function stop() {
# Stop daemons.
prog=`basename ${slapd}`
[ `id -u` -eq 0 ] || exit 4
echo -n $"Stopping $prog: "
# This will remove pid and args files from /var/run/openldap
killproc -p $slapd_pidfile -d $SLAPD_SHUTDOWN_TIMEOUT ${slapd}
RETVAL=$?
# Now we want to remove lock file and hardlink of pid file
[ $RETVAL -eq 0 ] && rm -f $pidfile $lockfile
echo
return $RETVAL
}
# See how we were called.
case "$1" in
configtest)
configtest
;;
start)
start
RETVAL=$?
;;
stop)
stop
RETVAL=$?
;;
status)
status -p $pidfile ${slapd}
RETVAL=$?
;;
restart|force-reload)
stop
start
RETVAL=$?
;;
condrestart|try-restart)
status -p $pidfile ${slapd} > /dev/null 2>&1 || exit 0
stop
start
;;
usage)
echo $"Usage: $0 {start|stop|restart|force-reload|status|condrestart|try-restart|configtest|usage}"
RETVAL=0
;;
*)
echo $"Usage: $0 {start|stop|restart|force-reload|status|condrestart|try-restart|configtest|usage}"
RETVAL=2
esac
exit $RETVAL