#!/bin/bash

make_slave_backup() {

    generate_load 5

    if (( pg_major_version >= 9 ))
    then
        /opt/omnipitr/bin/omnipitr-backup-slave -P 54001 -cm -s gzip=/home/depesz/omnipitr/archive -p /home/depesz/omnipitr/pause.master-slave -t /home/depesz/omnipitr/tmp/backup-slave/ -D /home/depesz/data-master-slave/ -dl gzip=/home/depesz/omnipitr/backup/ -f "master-slave-__FILETYPE__.tar__CEXT__" -l /home/depesz/omnipitr/log-backup-slave -v
    else
        /opt/omnipitr/bin/omnipitr-backup-slave -s gzip=/home/depesz/omnipitr/archive -p /home/depesz/omnipitr/pause.master-slave -t /home/depesz/omnipitr/tmp/backup-slave/ -D /home/depesz/data-master-slave/ -dl gzip=/home/depesz/omnipitr/backup/ -f "master-slave-__FILETYPE__.tar__CEXT__" -l /home/depesz/omnipitr/log-backup-slave -v
    fi

    stop_load_generators

    if [[ ! -e /home/depesz/omnipitr/backup/master-slave-data.tar.gz ]]
    then
        echo "/home/depesz/omnipitr/backup/master-slave-data.tar.gz does not exist?!" >&2
        exit 1
    fi

    if [[ ! -e /home/depesz/omnipitr/backup/master-slave-xlog.tar.gz ]]
    then
        echo "/home/depesz/omnipitr/backup/master-slave-xlog.tar.gz does not exist?!" >&2
        exit 1
    fi


    data_size="$( du -k /home/depesz/omnipitr/backup/master-slave-data.tar.gz | awk '{print $1}')"
    xlog_size="$( du -k /home/depesz/omnipitr/backup/master-slave-xlog.tar.gz | awk '{print $1}')"

    if (( $data_size < 1024 ))
    then
        echo "/home/depesz/omnipitr/backup/master-slave-data.tar.gz exists but looks too small to be sensible!" >&2
        exit 1
    fi
    if (( $xlog_size < 8 ))
    then
        echo "/home/depesz/omnipitr/backup/master-slave-xlog.tar.gz exists but looks too small to be sensible!" >&2
        exit 1
    fi

}