#!/bin/bash -x

PGDATA=$1
REMOTE_HOST=$2
REMOTE_PGDATA=$3

PORT=5432
PGHOME=/home/yugo-n/pgsql-9.2.1
ARCH=$PGHOME/data/arch

rm  -rf $ARCH/*

ssh -T postgres@$REMOTE_HOST "
LD_LIBRARY_PATH=$PGHOME/lib:LD_LIBRARH_PATH;
rm -rf $REMOTE_PGDATA
$PGHOME/bin/pg_basebackup -h $HOSTNAME -U r_user -D $REMOTE_PGDATA -x -c fast
rm $REMOTE_PGDATA/trigger"

ssh -T postgres@$REMOTE_HOST "rm -rf $ARCH/*" 
ssh -T postgres@$REMOTE_HOST "mkdir -p $REMOTE_PGDATA/pg_xlog/archive_status" 

ssh -T postgres@$REMOTE_HOST "
cd $REMOTE_PGDATA;
cp postgresql.conf postgresql.conf.bak;
sed -e 's/#*hot_standby = off/hot_standby = on/' postgresql.conf.bak > postgresql.conf;
rm -f postgresql.conf.bak;
cat > recovery.conf << EOT
standby_mode = 'on'
primary_conninfo = 'host="$HOSTNAME" port=$PORT user=r_user'
restore_command = 'scp $HOSTNAME:$ARCH/%f %p'
trigger_file = '$PGDATA/trigger'
EOT
"