2011-07-27 23:32:24 +00:00
|
|
|
#!/bin/sh
|
|
|
|
#
|
|
|
|
# postgresql-setup Initialization and upgrade operations for PostgreSQL
|
|
|
|
|
|
|
|
# PGVERSION is the full package version, e.g., 9.0.2
|
|
|
|
# Note: the specfile inserts the correct value during package build
|
|
|
|
PGVERSION=xxxx
|
|
|
|
# PGENGINE is the directory containing the postmaster executable
|
|
|
|
# Note: the specfile inserts the correct value during package build
|
|
|
|
PGENGINE=xxxx
|
|
|
|
# PREVMAJORVERSION is the previous major version, e.g., 8.4, for upgrades
|
|
|
|
# Note: the specfile inserts the correct value during package build
|
|
|
|
PREVMAJORVERSION=xxxx
|
|
|
|
# PREVPGENGINE is the directory containing the previous postmaster executable
|
|
|
|
# Note: the specfile inserts the correct value during package build
|
|
|
|
PREVPGENGINE=xxxx
|
|
|
|
|
|
|
|
# Absorb configuration settings from the specified systemd service file,
|
|
|
|
# or the default "postgresql" service if not specified
|
|
|
|
SERVICE_NAME="$2"
|
|
|
|
if [ x"$SERVICE_NAME" = x ]
|
|
|
|
then
|
|
|
|
SERVICE_NAME=postgresql
|
|
|
|
fi
|
|
|
|
|
|
|
|
if [ -f "/etc/systemd/system/${SERVICE_NAME}.service" ]
|
|
|
|
then
|
|
|
|
SERVICE_FILE="/etc/systemd/system/${SERVICE_NAME}.service"
|
2012-03-13 23:38:14 +00:00
|
|
|
elif [ -f "/usr/lib/systemd/system/${SERVICE_NAME}.service" ]
|
|
|
|
then
|
|
|
|
SERVICE_FILE="/usr/lib/systemd/system/${SERVICE_NAME}.service"
|
|
|
|
# this case should go away eventually, but not till F16 is dead:
|
2011-07-27 23:32:24 +00:00
|
|
|
elif [ -f "/lib/systemd/system/${SERVICE_NAME}.service" ]
|
|
|
|
then
|
|
|
|
SERVICE_FILE="/lib/systemd/system/${SERVICE_NAME}.service"
|
|
|
|
else
|
|
|
|
echo "Could not find systemd unit file ${SERVICE_NAME}.service"
|
|
|
|
exit 1
|
|
|
|
fi
|
|
|
|
|
|
|
|
# Get port number and data directory from the service file
|
2012-03-13 23:38:14 +00:00
|
|
|
PGPORT=`sed -n 's/^[ \t]*Environment=PGPORT=//p' "${SERVICE_FILE}"`
|
|
|
|
PGDATA=`sed -n 's/^[ \t]*Environment=PGDATA=//p' "${SERVICE_FILE}"`
|
2011-07-27 23:32:24 +00:00
|
|
|
|
|
|
|
# Log file for initdb
|
|
|
|
PGLOG=/var/lib/pgsql/initdb.log
|
|
|
|
|
|
|
|
# Log file for pg_upgrade
|
|
|
|
PGUPLOG=/var/lib/pgsql/pgupgrade.log
|
|
|
|
|
|
|
|
export PGPORT
|
|
|
|
export PGDATA
|
|
|
|
|
|
|
|
# For SELinux we need to use 'runuser' not 'su'
|
|
|
|
if [ -x /sbin/runuser ]
|
|
|
|
then
|
|
|
|
SU=runuser
|
|
|
|
else
|
|
|
|
SU=su
|
|
|
|
fi
|
|
|
|
|
|
|
|
script_result=0
|
|
|
|
|
|
|
|
# code shared between initdb and upgrade actions
|
|
|
|
perform_initdb(){
|
|
|
|
if [ ! -e "$PGDATA" -a ! -h "$PGDATA" ]
|
|
|
|
then
|
|
|
|
mkdir -p "$PGDATA" || return 1
|
|
|
|
chown postgres:postgres "$PGDATA"
|
|
|
|
chmod go-rwx "$PGDATA"
|
|
|
|
fi
|
|
|
|
# Clean up SELinux tagging for PGDATA
|
|
|
|
[ -x /sbin/restorecon ] && /sbin/restorecon "$PGDATA"
|
|
|
|
|
|
|
|
# Create the initdb log file if needed
|
|
|
|
if [ ! -e "$PGLOG" -a ! -h "$PGLOG" ]
|
|
|
|
then
|
|
|
|
touch "$PGLOG" || return 1
|
|
|
|
chown postgres:postgres "$PGLOG"
|
|
|
|
chmod go-rwx "$PGLOG"
|
|
|
|
[ -x /sbin/restorecon ] && /sbin/restorecon "$PGLOG"
|
|
|
|
fi
|
|
|
|
|
|
|
|
# Initialize the database
|
|
|
|
$SU -l postgres -c "$PGENGINE/initdb --pgdata='$PGDATA' --auth='ident'" >> "$PGLOG" 2>&1 < /dev/null
|
|
|
|
|
|
|
|
# Create directory for postmaster log files
|
|
|
|
mkdir "$PGDATA/pg_log"
|
|
|
|
chown postgres:postgres "$PGDATA/pg_log"
|
|
|
|
chmod go-rwx "$PGDATA/pg_log"
|
|
|
|
|
|
|
|
if [ -f "$PGDATA/PG_VERSION" ]
|
|
|
|
then
|
|
|
|
return 0
|
|
|
|
fi
|
|
|
|
return 1
|
|
|
|
}
|
|
|
|
|
|
|
|
initdb(){
|
|
|
|
if [ -f "$PGDATA/PG_VERSION" ]
|
|
|
|
then
|
|
|
|
echo $"Data directory is not empty!"
|
|
|
|
echo
|
|
|
|
script_result=1
|
|
|
|
else
|
|
|
|
echo -n $"Initializing database ... "
|
|
|
|
if perform_initdb
|
|
|
|
then
|
|
|
|
echo $"OK"
|
|
|
|
else
|
|
|
|
echo $"failed, see $PGLOG"
|
|
|
|
script_result=1
|
|
|
|
fi
|
|
|
|
echo
|
|
|
|
fi
|
|
|
|
}
|
|
|
|
|
|
|
|
upgrade(){
|
|
|
|
# must see previous version in PG_VERSION
|
|
|
|
if [ ! -f "$PGDATA/PG_VERSION" -o \
|
|
|
|
x`cat "$PGDATA/PG_VERSION"` != x"$PREVMAJORVERSION" ]
|
|
|
|
then
|
|
|
|
echo
|
|
|
|
echo $"Cannot upgrade because database is not of version $PREVMAJORVERSION."
|
|
|
|
echo
|
|
|
|
exit 1
|
|
|
|
fi
|
|
|
|
if [ ! -x "$PGENGINE/pg_upgrade" ]
|
|
|
|
then
|
|
|
|
echo
|
|
|
|
echo $"Please install the postgresql-upgrade RPM."
|
|
|
|
echo
|
|
|
|
exit 5
|
|
|
|
fi
|
|
|
|
|
|
|
|
# Make sure service is stopped
|
|
|
|
# Using service here makes it work both with systemd and other init systems
|
|
|
|
service "$SERVICE_NAME" stop
|
|
|
|
|
|
|
|
# Set up log file for pg_upgrade
|
|
|
|
rm -f "$PGUPLOG"
|
|
|
|
touch "$PGUPLOG" || exit 1
|
|
|
|
chown postgres:postgres "$PGUPLOG"
|
|
|
|
chmod go-rwx "$PGUPLOG"
|
|
|
|
[ -x /sbin/restorecon ] && /sbin/restorecon "$PGUPLOG"
|
|
|
|
|
|
|
|
# Move old DB to PGDATAOLD
|
|
|
|
PGDATAOLD="${PGDATA}-old"
|
|
|
|
rm -rf "$PGDATAOLD"
|
|
|
|
mv "$PGDATA" "$PGDATAOLD" || exit 1
|
|
|
|
|
|
|
|
echo -n $"Upgrading database: "
|
|
|
|
|
|
|
|
# Create empty new-format database
|
|
|
|
if perform_initdb
|
|
|
|
then
|
|
|
|
# Do the upgrade
|
|
|
|
$SU -l postgres -c "$PGENGINE/pg_upgrade \
|
|
|
|
'--old-bindir=$PREVPGENGINE' \
|
|
|
|
'--new-bindir=$PGENGINE' \
|
|
|
|
'--old-datadir=$PGDATAOLD' \
|
|
|
|
'--new-datadir=$PGDATA' \
|
|
|
|
--link \
|
|
|
|
'--old-port=$PGPORT' '--new-port=$PGPORT' \
|
|
|
|
--user=postgres" >> "$PGUPLOG" 2>&1 < /dev/null
|
|
|
|
if [ $? -ne 0 ]
|
|
|
|
then
|
|
|
|
# pg_upgrade failed
|
|
|
|
script_result=1
|
|
|
|
fi
|
|
|
|
else
|
|
|
|
# initdb failed
|
|
|
|
script_result=1
|
|
|
|
fi
|
|
|
|
|
|
|
|
if [ $script_result -eq 0 ]
|
|
|
|
then
|
|
|
|
echo $"OK"
|
|
|
|
else
|
|
|
|
# Clean up after failure
|
|
|
|
rm -rf "$PGDATA"
|
|
|
|
mv "$PGDATAOLD" "$PGDATA"
|
|
|
|
|
|
|
|
echo $"failed"
|
|
|
|
fi
|
|
|
|
echo
|
|
|
|
echo $"See $PGUPLOG for details."
|
|
|
|
}
|
|
|
|
|
|
|
|
# See how we were called.
|
|
|
|
case "$1" in
|
|
|
|
initdb)
|
|
|
|
initdb
|
|
|
|
;;
|
|
|
|
upgrade)
|
|
|
|
upgrade
|
|
|
|
;;
|
|
|
|
*)
|
|
|
|
echo $"Usage: $0 {initdb|upgrade} [ service_name ]"
|
|
|
|
exit 2
|
|
|
|
esac
|
|
|
|
|
|
|
|
exit $script_result
|