File postgresql-init of Package postgresql
#!/bin/sh
# Copyright (c) 1995-2004 SUSE Linux AG, Nuernberg, Germany.
# All rights reserved.
#
# System startup script for PostgreSQL
#
# LSB compatible service control script; see http://www.linuxbase.org/spec/
#
### BEGIN INIT INFO
# Provides: postgresql
# Required-Start: $network $remote_fs
# Required-Stop: $network $remote_fs
# Default-Start: 3 5
# Default-Stop:
# Description: Start the PostgreSQL master daemon
### END INIT INFO
# Source SuSE config
PG_SYSCONFIG=/etc/sysconfig/postgresql
test -f $PG_SYSCONFIG && . $PG_SYSCONFIG
# Shell functions sourced from /etc/rc.status:
# rc_check check and set local and overall rc status
# rc_status check and set local and overall rc status
# rc_status -v ditto but be verbose in local rc status
# rc_status -v -r ditto and clear the local rc status
# rc_failed set local and overall rc status to failed
# rc_reset clear local rc status (overall remains)
# rc_exit exit appropriate to overall rc status
. /etc/rc.status
eval DATADIR=${POSTGRES_DATADIR:-~postgres/data}
OPTIONS=${POSTGRES_OPTIONS}
PIDFILE=$DATADIR/postmaster.pid
# The echo return value for success (defined in /etc/rc.config).
rc_reset
# Return values acc. to LSB for all commands but status:
# 0 - success
# 1 - generic or unspecified error
# 2 - invalid or excess argument(s)
# 3 - unimplemented feature (e.g. "reload")
# 4 - insufficient privilege
# 5 - program is not installed
# 6 - program is not configured
# 7 - program is not running
#
# Note that starting an already running service, stopping
# or restarting a not-running service as well as the restart
# with force-reload (in case signalling is not supported) are
# considered a success.
#
if test -r $DATADIR/PG_VERSION ; then
DATA_VERSION=$(cat $DATADIR/PG_VERSION)
POSTGRES=/usr/lib/postgresql${DATA_VERSION/./}/bin/postgres
fi
if test -x /usr/bin/postgres; then
ACTIVE=$(readlink -q -f /usr/bin/postgres)
test -z "$POSTGRES" && POSTGRES="$ACTIVE"
fi
if test -z "$POSTGRESQL_QUIET"; then
export POSTGRESQL_QUIET=1
if test -n "$DATA_VERSION"; then
if test -z "$ACTIVE" -o "$ACTIVE" != "$POSTGRES"; then
echo " Your database files were created by PostgreSQL version $DATA_VERSION."
if test -x "$POSTGRES"; then
echo " Using the executables in $(dirname $POSTGRES)."
else
echo " Could not find executables for this version."
echo " Please install the PostgreSQL server package for version $DATA_VERSION."
fi
fi
elif test -z "$ACTIVE"; then
echo " Cannot find an active PostgreSQL server binary. Please install one of the PostgreSQL"
echo " server packages or activate an already installed version using update-alternatives."
fi
fi
if test ! -x "$POSTGRES"; then
test "$1" = "stop" && exit 0 || exit 5
fi
BINDIR=$(dirname $POSTGRES)
VERSION=$($POSTGRES --version|awk '{print $NF}')
LOGFILE=$DATADIR/postmaster.log
pg_ctl () {
CMD="$BINDIR/pg_ctl ${POSTGRES_TIMEOUT:+-t $POSTGRES_TIMEOUT} $@"
su - postgres -c "$CMD"
}
case "$1" in
start)
if [ ! -f $DATADIR/PG_VERSION ]; then
echo -n "Initializing PostgreSQL $VERSION at location ${DATADIR}"
LANG_SYSCONFIG=/etc/sysconfig/language
test -f "$LANG_SYSCONFIG" && . $LANG_SYSCONFIG
LANG=${POSTGRES_LANG:-$RC_LANG}
INITDB=/usr/bin/initdb
V=$(printf "%02d%02d" $(echo $VERSION|awk -F. '{print $1, $2}'))
AUTH="ident"; test $V -lt 0804 && AUTH="ident sameuser"
su - postgres -c \
"$INITDB --locale=$LANG --auth=\"$AUTH\" $DATADIR &> initlog" ||
rc_failed
rc_status -v
rc_status || {
echo "You can find a log of the initialisation in ~postgres/initlog ."
rc_exit
}
fi
echo -n "Starting PostgreSQL $VERSION "
if pg_ctl status -s -D $DATADIR >/dev/null
then
rc_failed 0
else
set -o pipefail
pg_ctl start -s -w -D $DATADIR -l $LOGFILE -o "\"$OPTIONS\""
fi
rc_status -v
;;
stop)
echo -n "Shutting down PostgreSQL $VERSION "
if pg_ctl status -s -D $DATADIR >/dev/null
then
pg_ctl stop -s -D $DATADIR -m fast &> /dev/null
else
rc_failed 0
fi
rc_status -v
;;
try-restart|condrestart)
## Do a restart only if the service was active before.
## Note: try-restart is now part of LSB (as of 1.9).
## RH has a similar command named condrestart.
if test "$1" = "condrestart"; then
echo "${attn} Use try-restart ${done}(LSB)${attn} rather than condrestart ${warn}(RH)${norm}"
fi
$0 status
if test $? = 0; then
$0 restart
else
rc_reset # Not running is not a failure.
fi
# Remember status and be quiet
rc_status
;;
restart)
## Stop the service and regardless of whether it was
## running or not, start it again.
$0 stop
$0 start
rc_status
;;
force-reload | reload)
echo -n "Reloading configuration for PostgreSQL $VERSION "
pg_ctl reload -s -D $DATADIR
rc_status -v
;;
status)
echo -n "Checking for PostgreSQL $VERSION: "
## Check status with checkproc(8), if process is running
## checkproc will return with exit status 0.
# Status has a slightly different for the status command:
# 0 - service running
# 1 - service dead, but /var/run/ pid file exists
# 2 - service dead, but /var/lock/ lock file exists
# 3 - service not running
# NOTE: checkproc returns LSB compliant status values.
if ! pg_ctl status -s -D $DATADIR >/dev/null
then
if test -f $DATADIR/postmaster.pid; then
rc_failed 1
else
rc_failed 3
fi
fi
rc_status -v
;;
probe)
rc_failed 3
rc_status -v
;;
*)
echo "Usage: $0 {start|stop|status|try-restart|restart|force-reload|reload|probe}"
exit 1
;;
esac
# Inform the caller not only verbosely and set an exit status.
rc_exit
