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							666 lines
						
					
					
						
							24 KiB
						
					
					
				
								#!/bin/bash
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								#
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								# PostgreSQL Backup Script Ver 1.0
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								# http://autopgsqlbackup.frozenpc.net
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								# Copyright (c) 2005 Aaron Axelsen <axelseaa@amadmax.com>
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								#               2005 Friedrich Lobenstock <fl@fl.priv.at>
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								#               2013-2019 Emmanuel Bouthenot <kolter@openics.org>
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								#
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								# This program is free software; you can redistribute it and/or modify
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								# it under the terms of the GNU General Public License as published by
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								# the Free Software Foundation; either version 2 of the License, or
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								# (at your option) any later version.
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								#
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								# This program is distributed in the hope that it will be useful,
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								# but WITHOUT ANY WARRANTY; without even the implied warranty of
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								# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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								# GNU General Public License for more details.
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								#
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								# You should have received a copy of the GNU General Public License
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								# along with this program; if not, write to the Free Software
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								# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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								#
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								#=====================================================================
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								# Set the following variables to your system needs
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								# (Detailed instructions below variables)
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								#=====================================================================
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								# Username to access the PostgreSQL server e.g. dbuser
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								USERNAME=postgres
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								# Password
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								# create a file $HOME/.pgpass containing a line like this
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								#   hostname:*:*:dbuser:dbpass
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								# replace hostname with the value of DBHOST and postgres with
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								# the value of USERNAME
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								# Host name (or IP address) of PostgreSQL server e.g localhost
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								DBHOST=localhost
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								# List of DBNAMES for Daily/Weekly Backup e.g. "DB1 DB2 DB3"
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								DBNAMES="all"
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								# pseudo database name used to dump global objects (users, roles, tablespaces)
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								GLOBALS_OBJECTS="postgres_globals"
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								# Backup directory location e.g /backups
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								BACKUPDIR="/backups"
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								GLOBALS_OBJECTS_INCLUDE="yes"
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								# Mail setup
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								# What would you like to be mailed to you?
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								# - log   : send only log file
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								# - files : send log file and sql files as attachments (see docs)
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								# - stdout : will simply output the log to the screen if run manually.
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								# - quiet : Only send logs if an error occurs to the MAILADDR.
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								MAILCONTENT="stdout"
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								# Set the maximum allowed email size in k. (4000 = approx 5MB email [see docs])
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								MAXATTSIZE="4000"
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								# Email Address to send mail to? (user@domain.com)
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								MAILADDR="user@domain.com"
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								# ============================================================
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								# === ADVANCED OPTIONS ( Read the doc's below for details )===
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								#=============================================================
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								# List of DBBNAMES for Monthly Backups.
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								MDBNAMES="template1 $DBNAMES"
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								# List of DBNAMES to EXLUCDE if DBNAMES are set to all (must be in " quotes)
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								DBEXCLUDE=""
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								# Include CREATE DATABASE in backup?
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								CREATE_DATABASE=yes
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								# Separate backup directory and file for each DB? (yes or no)
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								SEPDIR=yes
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								# Which day do you want weekly backups? (1 to 7 where 1 is Monday)
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								DOWEEKLY=6
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								# Choose Compression type. (gzip, bzip2 or xz)
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								COMP=gzip
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								# Compress communications between backup server and PostgreSQL server?
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								# set compression level from 0 to 9 (0 means no compression)
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								COMMCOMP=0
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								# Additionally keep a copy of the most recent backup in a seperate directory.
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								LATEST=no
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								# OPT string for use with pg_dump ( see man pg_dump )
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								OPT=""
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								# Backup files extension
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								EXT="sql"
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								# Backup files permissions
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								PERM=600
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								# Encyrption settings
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								# (inspired by http://blog.altudov.com/2010/09/27/using-openssl-for-asymmetric-encryption-of-backups/)
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								#
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								# Once the backup done, each SQL dump will be encrypted and the original file
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								# will be deleted (if encryption was successful).
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								# It is recommended to backup into a staging directory, and then use the
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								# POSTBACKUP script to sync the encrypted files to the desired location.
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								#
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								# Encryption uses private/public keys. You can generate the key pairs like the following:
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								# openssl req -x509 -nodes -days 100000 -newkey rsa:2048 -keyout backup.key -out backup.crt -subj '/'
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								#
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								# Decryption:
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								# openssl smime -decrypt -in backup.sql.gz.enc -binary -inform DEM -inkey backup.key -out backup.sql.gz
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								# Enable encryption
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								ENCRYPTION=no
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								# Encryption public key
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								ENCRYPTION_PUBLIC_KEY=""
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								# Encryption Cipher (see enc manpage)
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								ENCRYPTION_CIPHER="aes256"
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								# Suffix for encyrpted files
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								ENCRYPTION_SUFFIX=".enc"
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								# Command to run before backups (uncomment to use)
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								#PREBACKUP="/etc/postgresql-backup-pre"
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								# Command run after backups (uncomment to use)
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								#POSTBACKUP="/etc/postgresql-backup-post"
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								#=====================================================================
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								# Debian specific options ===
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								#=====================================================================
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								if [ -f /etc/default/autopostgresqlbackup ]; then
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								    . /etc/default/autopostgresqlbackup
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								fi
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								#=====================================================================
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								# Options documentation
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								#=====================================================================
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								# Set USERNAME and PASSWORD of a user that has at least SELECT permission
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								# to ALL databases.
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								#
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								# Set the DBHOST option to the server you wish to backup, leave the
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								# default to backup "this server".(to backup multiple servers make
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								# copies of this file and set the options for that server)
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								#
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								# Put in the list of DBNAMES(Databases)to be backed up. If you would like
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								# to backup ALL DBs on the server set DBNAMES="all".(if set to "all" then
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								# any new DBs will automatically be backed up without needing to modify
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								# this backup script when a new DB is created).
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								#
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								# If the DB you want to backup has a space in the name replace the space
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								# with a % e.g. "data base" will become "data%base"
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								# NOTE: Spaces in DB names may not work correctly when SEPDIR=no.
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								#
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								# You can change the backup storage location from /backups to anything
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								# you like by using the BACKUPDIR setting..
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								#
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								# The MAILCONTENT and MAILADDR options and pretty self explanitory, use
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								# these to have the backup log mailed to you at any email address or multiple
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								# email addresses in a space seperated list.
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								# (If you set mail content to "log" you will require access to the "mail" program
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								# on your server. If you set this to "files" you will have to have mutt installed
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								# on your server. If you set it to "stdout" it will log to the screen if run from
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								# the console or to the cron job owner if run through cron. If you set it to "quiet"
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								# logs will only be mailed if there are errors reported. )
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								#
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								# MAXATTSIZE sets the largest allowed email attachments total (all backup files) you
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								# want the script to send. This is the size before it is encoded to be sent as an email
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								# so if your mail server will allow a maximum mail size of 5MB I would suggest setting
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								# MAXATTSIZE to be 25% smaller than that so a setting of 4000 would probably be fine.
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								#
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								# Finally copy autopostgresqlbackup.sh to anywhere on your server and make sure
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								# to set executable permission. You can also copy the script to
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								# /etc/cron.daily to have it execute automatically every night or simply
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								# place a symlink in /etc/cron.daily to the file if you wish to keep it
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								# somwhere else.
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								# NOTE:On Debian copy the file with no extention for it to be run
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								# by cron e.g just name the file "autopostgresqlbackup"
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								#
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								# Thats it..
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								#
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								#
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								# === Advanced options doc's ===
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								#
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								# The list of MDBNAMES is the DB's to be backed up only monthly. You should
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								# always include "template1" in this list to backup the default database
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								# template used to create new databases.
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								# NOTE: If DBNAMES="all" then MDBNAMES has no effect as all DBs will be backed
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								# up anyway.
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								#
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								# If you set DBNAMES="all" you can configure the option DBEXCLUDE. Other
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								# wise this option will not be used.
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								# This option can be used if you want to backup all dbs, but you want
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								# exclude some of them. (eg. a db is to big).
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								#
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								# Set CREATE_DATABASE to "yes" (the default) if you want your SQL-Dump to create
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								# a database with the same name as the original database when restoring.
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								# Saying "no" here will allow your to specify the database name you want to
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								# restore your dump into, making a copy of the database by using the dump
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								# created with autopostgresqlbackup.
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								# NOTE: Not used if SEPDIR=no
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								#
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								# The SEPDIR option allows you to choose to have all DBs backed up to
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								# a single file (fast restore of entire server in case of crash) or to
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								# seperate directories for each DB (each DB can be restored seperately
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								# in case of single DB corruption or loss).
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								#
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								# To set the day of the week that you would like the weekly backup to happen
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								# set the DOWEEKLY setting, this can be a value from 1 to 7 where 1 is Monday,
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								# The default is 6 which means that weekly backups are done on a Saturday.
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								#
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								# COMP is used to choose the copmression used, options are gzip or bzip2.
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								# bzip2 will produce slightly smaller files but is more processor intensive so
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								# may take longer to complete.
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								#
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								# COMMCOMP is used to set the compression level (from 0 to 9, 0 means no compression)
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								# between the client and the server, so it is useful to save bandwidth when backing up
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								# a remote PostgresSQL server over the network.
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								#
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								# LATEST is to store an additional copy of the latest backup to a standard
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								# location so it can be downloaded bt thrid party scripts.
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								#
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								# Use PREBACKUP and POSTBACKUP to specify Per and Post backup commands
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								# or scripts to perform tasks either before or after the backup process.
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								#
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								#
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								#=====================================================================
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								# Backup Rotation..
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								#=====================================================================
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								#
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								# Daily Backups are rotated weekly..
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								# Weekly Backups are run by default on Saturday Morning when
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								# cron.daily scripts are run...Can be changed with DOWEEKLY setting..
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								# Weekly Backups are rotated on a 5 week cycle..
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								# Monthly Backups are run on the 1st of the month..
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								# Monthly Backups are NOT rotated automatically...
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								# It may be a good idea to copy Monthly backups offline or to another
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								# server..
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								#
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								#=====================================================================
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								# Please Note!!
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								#=====================================================================
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								#
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								# I take no resposibility for any data loss or corruption when using
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								# this script..
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								# This script will not help in the event of a hard drive crash. If a
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								# copy of the backup has not be stored offline or on another PC..
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								# You should copy your backups offline regularly for best protection.
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								#
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								# Happy backing up...
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								#
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								#=====================================================================
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								# Restoring
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								#=====================================================================
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								# Firstly you will need to uncompress the backup file.
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								# eg.
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								# gunzip file.gz (or bunzip2 file.bz2)
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								#
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								# Next you will need to use the postgresql client to restore the DB from the
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								# sql file.
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								# eg.
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								# psql --host dbserver --dbname database < /path/file.sql
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								#
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								# NOTE: Make sure you use "<" and not ">" in the above command because
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								# you are piping the file.sql to psql and not the other way around.
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								#
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								# Lets hope you never have to use this.. :)
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								#
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								#=====================================================================
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								# Change Log
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								#=====================================================================
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								#
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								# VER 1.0 - (2005-03-25)
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								#   Initial Release - based on AutoMySQLBackup 2.2
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								#
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								#=====================================================================
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						|
								#=====================================================================
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								#=====================================================================
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								#
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								# Should not need to be modified from here down!!
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								#
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								#=====================================================================
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								#=====================================================================
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								#=====================================================================
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								PATH=/usr/local/bin:/usr/bin:/bin:/usr/local/postgres/bin:/usr/local/pgsql/bin
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								DATE=$(date +%Y-%m-%d_%Hh%Mm)                            # Datestamp e.g 2002-09-21
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								DOW=$(date +%A)                                          # Day of the week e.g. Monday
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								DNOW=$(date +%u)                                         # Day number of the week 1 to 7 where 1 represents Monday
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								DOM=$(date +%d)                                          # Date of the Month e.g. 27
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								M=$(date +%B)                                            # Month e.g January
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								W=$(date +%V)                                            # Week Number e.g 37
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								VER=1.0                                                  # Version Number
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								LOGFILE=$BACKUPDIR/${DBHOST//\//_}-$(date +%N).log       # Logfile Name
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								LOGERR=$BACKUPDIR/ERRORS_${DBHOST//\//_}-$(date +%N).log # Logfile Name
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								BACKUPFILES=""
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						|
								
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								# Add --compress pg_dump option to $OPT
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								if [ "$COMMCOMP" -gt 0 ]; then
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								    OPT="$OPT --compress=$COMMCOMP"
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								fi
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						|
								
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								# Create required directories
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								if [ ! -e "$BACKUPDIR" ]; then # Check Backup Directory exists.
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								    mkdir -p "$BACKUPDIR"
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								fi
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						|
								
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								if [ ! -e "$BACKUPDIR/daily" ]; then # Check Daily Directory exists.
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								    mkdir -p "$BACKUPDIR/daily"
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								fi
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								if [ ! -e "$BACKUPDIR/weekly" ]; then # Check Weekly Directory exists.
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								    mkdir -p "$BACKUPDIR/weekly"
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								fi
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						|
								
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								if [ ! -e "$BACKUPDIR/monthly" ]; then # Check Monthly Directory exists.
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								    mkdir -p "$BACKUPDIR/monthly"
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								fi
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						|
								
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								if [ "$LATEST" = "yes" ]; then
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								    if [ ! -e "$BACKUPDIR/latest" ]; then # Check Latest Directory exists.
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								        mkdir -p "$BACKUPDIR/latest"
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								    fi
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								    rm -f "$BACKUPDIR"/latest/*
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								fi
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						|
								
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								# IO redirection for logging.
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								touch $LOGFILE
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								exec 6>&1 # Link file descriptor #6 with stdout.
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								# Saves stdout.
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								exec >$LOGFILE # stdout replaced with file $LOGFILE.
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						|
								touch $LOGERR
							 | 
						|
								exec 7>&2 # Link file descriptor #7 with stderr.
							 | 
						|
								# Saves stderr.
							 | 
						|
								exec 2>$LOGERR # stderr replaced with file $LOGERR.
							 | 
						|
								
							 | 
						|
								# Functions
							 | 
						|
								
							 | 
						|
								# Database dump function
							 | 
						|
								dbdump() {
							 | 
						|
								    rm -f $2
							 | 
						|
								    touch $2
							 | 
						|
								    chmod $PERM $2
							 | 
						|
								    for db in $1; do
							 | 
						|
								        if [ -n "$SU_USERNAME" ]; then
							 | 
						|
								            if [ "$db" = "$GLOBALS_OBJECTS" ]; then
							 | 
						|
								                su $SU_USERNAME -l -c "pg_dumpall $PGHOST --globals-only" >>$2
							 | 
						|
								            else
							 | 
						|
								                su $SU_USERNAME -l -c "pg_dump $PGHOST $OPT $db" >>$2
							 | 
						|
								            fi
							 | 
						|
								        else
							 | 
						|
								            if [ "$db" = "$GLOBALS_OBJECTS" ]; then
							 | 
						|
								                pg_dumpall --username=$USERNAME $PGHOST --globals-only >>$2
							 | 
						|
								            else
							 | 
						|
								                pg_dump --username=$USERNAME $PGHOST $OPT $db >>$2
							 | 
						|
								            fi
							 | 
						|
								        fi
							 | 
						|
								    done
							 | 
						|
								    return 0
							 | 
						|
								}
							 | 
						|
								
							 | 
						|
								# Encryption function
							 | 
						|
								encryption() {
							 | 
						|
								    ENCRYPTED_FILE="$1$ENCRYPTION_SUFFIX"
							 | 
						|
								    # Encrypt as needed
							 | 
						|
								    if [ "$ENCRYPTION" = "yes" ]; then
							 | 
						|
								        echo
							 | 
						|
								        echo "Encrypting $1"
							 | 
						|
								        echo "  to $ENCRYPTED_FILE"
							 | 
						|
								        echo "  using cypher $ENCRYPTION_CIPHER and public key $ENCRYPTION_PUBLIC_KEY"
							 | 
						|
								        if openssl smime -encrypt -$ENCRYPTION_CIPHER -binary -outform DEM \
							 | 
						|
								            -out "$ENCRYPTED_FILE" \
							 | 
						|
								            -in "$1" "$ENCRYPTION_PUBLIC_KEY"; then
							 | 
						|
								            echo "  and remove $1"
							 | 
						|
								            chmod $PERM "$ENCRYPTED_FILE"
							 | 
						|
								            rm -f "$1"
							 | 
						|
								        fi
							 | 
						|
								    fi
							 | 
						|
								    return 0
							 | 
						|
								}
							 | 
						|
								
							 | 
						|
								# Compression (and encrypt) function plus latest copy
							 | 
						|
								SUFFIX=""
							 | 
						|
								compression() {
							 | 
						|
								    if [ "$COMP" = "gzip" ]; then
							 | 
						|
								        gzip -f "$1"
							 | 
						|
								        echo
							 | 
						|
								        echo Backup Information for "$1"
							 | 
						|
								        gzip -l "$1.gz"
							 | 
						|
								        SUFFIX=".gz"
							 | 
						|
								    elif [ "$COMP" = "bzip2" ]; then
							 | 
						|
								        echo Compression information for "$1.bz2"
							 | 
						|
								        bzip2 -f -v $1 2>&1
							 | 
						|
								        SUFFIX=".bz2"
							 | 
						|
								    elif [ "$COMP" = "xz" ]; then
							 | 
						|
								        echo Compression information for "$1.xz"
							 | 
						|
								        xz -9 -v $1 2>&1
							 | 
						|
								        SUFFIX=".xz"
							 | 
						|
								    else
							 | 
						|
								        echo "No compression option set, check advanced settings"
							 | 
						|
								    fi
							 | 
						|
								    encryption $1$SUFFIX
							 | 
						|
								    if [ "$LATEST" = "yes" ]; then
							 | 
						|
								        cp $1$SUFFIX* "$BACKUPDIR/latest/"
							 | 
						|
								    fi
							 | 
						|
								    return 0
							 | 
						|
								}
							 | 
						|
								
							 | 
						|
								# Run command before we begin
							 | 
						|
								if [ "$PREBACKUP" ]; then
							 | 
						|
								    echo ======================================================================
							 | 
						|
								    echo "Prebackup command output."
							 | 
						|
								    echo
							 | 
						|
								    $PREBACKUP
							 | 
						|
								    echo
							 | 
						|
								    echo ======================================================================
							 | 
						|
								    echo
							 | 
						|
								fi
							 | 
						|
								
							 | 
						|
								if [ "$SEPDIR" = "yes" ]; then # Check if CREATE DATABSE should be included in Dump
							 | 
						|
								    if [ "$CREATE_DATABASE" = "no" ]; then
							 | 
						|
								        OPT="$OPT"
							 | 
						|
								    else
							 | 
						|
								        OPT="$OPT --create"
							 | 
						|
								    fi
							 | 
						|
								else
							 | 
						|
								    OPT="$OPT"
							 | 
						|
								fi
							 | 
						|
								
							 | 
						|
								# Hostname for LOG information
							 | 
						|
								if [ "$DBHOST" = "localhost" ]; then
							 | 
						|
								    HOST=$(hostname)
							 | 
						|
								    PGHOST=""
							 | 
						|
								else
							 | 
						|
								    HOST=$DBHOST
							 | 
						|
								    PGHOST="-h $DBHOST"
							 | 
						|
								fi
							 | 
						|
								
							 | 
						|
								# If backing up all DBs on the server
							 | 
						|
								if [ "$DBNAMES" = "all" ]; then
							 | 
						|
								    if [ -n "$SU_USERNAME" ]; then
							 | 
						|
								        DBNAMES="$(su $SU_USERNAME -l -c "LANG=C psql -U $USERNAME $PGHOST -l -A -F: | sed -ne '/:/ { /Name:Owner/d; /template0/d; s/:.*$//; p }'")"
							 | 
						|
								    else
							 | 
						|
								        DBNAMES="$(LANG=C psql -U $USERNAME $PGHOST -l -A -F: | sed -ne "/:/ { /Name:Owner/d; /template0/d; s/:.*$//; p }")"
							 | 
						|
								    fi
							 | 
						|
								
							 | 
						|
								    # If DBs are excluded
							 | 
						|
								    for exclude in $DBEXCLUDE; do
							 | 
						|
								        DBNAMES=$(echo $DBNAMES | sed "s/\b$exclude\b//g")
							 | 
						|
								    done
							 | 
						|
								    DBNAMES="$(echo $DBNAMES | tr '\n' ' ')"
							 | 
						|
								    MDBNAMES=$DBNAMES
							 | 
						|
								fi
							 | 
						|
								
							 | 
						|
								# Include global objects (users, tablespaces)
							 | 
						|
								if [ "$GLOBALS_OBJECTS_INCLUDE" = "yes" ]; then
							 | 
						|
								    DBNAMES="$GLOBALS_OBJECTS $DBNAMES"
							 | 
						|
								    MDBNAMES="$GLOBALS_OBJECTS $MDBNAMES"
							 | 
						|
								fi
							 | 
						|
								
							 | 
						|
								echo ======================================================================
							 | 
						|
								echo AutoPostgreSQLBackup VER $VER
							 | 
						|
								echo http://autopgsqlbackup.frozenpc.net/
							 | 
						|
								echo
							 | 
						|
								echo Backup of Database Server - $HOST
							 | 
						|
								echo ======================================================================
							 | 
						|
								
							 | 
						|
								# Test is seperate DB backups are required
							 | 
						|
								if [ "$SEPDIR" = "yes" ]; then
							 | 
						|
								    echo Backup Start Time $(date)
							 | 
						|
								    echo ======================================================================
							 | 
						|
								    # Monthly Full Backup of all Databases
							 | 
						|
								    if [ "$DOM" = "01" ]; then
							 | 
						|
								        for MDB in $MDBNAMES; do
							 | 
						|
								
							 | 
						|
								            # Prepare $DB for using
							 | 
						|
								            MDB="$(echo $MDB | sed 's/%/ /g')"
							 | 
						|
								
							 | 
						|
								            if [ ! -e "$BACKUPDIR/monthly/$MDB" ]; then # Check Monthly DB Directory exists.
							 | 
						|
								                mkdir -p "$BACKUPDIR/monthly/$MDB"
							 | 
						|
								            fi
							 | 
						|
								            echo Monthly Backup of $MDB...
							 | 
						|
								            dbdump "$MDB" "$BACKUPDIR/monthly/$MDB/${MDB}_$DATE.$M.$MDB.$EXT"
							 | 
						|
								            compression "$BACKUPDIR/monthly/$MDB/${MDB}_$DATE.$M.$MDB.$EXT"
							 | 
						|
								            BACKUPFILES="$BACKUPFILES $BACKUPDIR/monthly/$MDB/${MDB}_$DATE.$M.$MDB.$EXT$SUFFIX*"
							 | 
						|
								            echo ----------------------------------------------------------------------
							 | 
						|
								        done
							 | 
						|
								    fi
							 | 
						|
								
							 | 
						|
								    for DB in $DBNAMES; do
							 | 
						|
								        # Prepare $DB for using
							 | 
						|
								        DB="$(echo $DB | sed 's/%/ /g')"
							 | 
						|
								
							 | 
						|
								        # Create Seperate directory for each DB
							 | 
						|
								        if [ ! -e "$BACKUPDIR/daily/$DB" ]; then # Check Daily DB Directory exists.
							 | 
						|
								            mkdir -p "$BACKUPDIR/daily/$DB"
							 | 
						|
								        fi
							 | 
						|
								
							 | 
						|
								        if [ ! -e "$BACKUPDIR/weekly/$DB" ]; then # Check Weekly DB Directory exists.
							 | 
						|
								            mkdir -p "$BACKUPDIR/weekly/$DB"
							 | 
						|
								        fi
							 | 
						|
								
							 | 
						|
								        # Weekly Backup
							 | 
						|
								        if [ "$DNOW" = "$DOWEEKLY" ]; then
							 | 
						|
								            echo Weekly Backup of Database \( $DB \)
							 | 
						|
								            echo Rotating 5 weeks Backups...
							 | 
						|
								            if [ "$W" -le 05 ]; then
							 | 
						|
								                REMW=$(expr 48 + $W)
							 | 
						|
								            elif [ "$W" -lt 15 ]; then
							 | 
						|
								                REMW=0$(expr $W - 5)
							 | 
						|
								            else
							 | 
						|
								                REMW=$(expr $W - 5)
							 | 
						|
								            fi
							 | 
						|
								            rm -fv "$BACKUPDIR/weekly/$DB/${DB}_week.$REMW".*
							 | 
						|
								            echo
							 | 
						|
								            dbdump "$DB" "$BACKUPDIR/weekly/$DB/${DB}_week.$W.$DATE.$EXT"
							 | 
						|
								            compression "$BACKUPDIR/weekly/$DB/${DB}_week.$W.$DATE.$EXT"
							 | 
						|
								            BACKUPFILES="$BACKUPFILES $BACKUPDIR/weekly/$DB/${DB}_week.$W.$DATE.$EXT$SUFFIX*"
							 | 
						|
								            echo ----------------------------------------------------------------------
							 | 
						|
								
							 | 
						|
								        # Daily Backup
							 | 
						|
								        else
							 | 
						|
								            echo Daily Backup of Database \( $DB \)
							 | 
						|
								            echo Rotating last weeks Backup...
							 | 
						|
								            rm -fv "$BACKUPDIR/daily/$DB"/*."$DOW".$EXT*
							 | 
						|
								            echo
							 | 
						|
								            dbdump "$DB" "$BACKUPDIR/daily/$DB/${DB}_$DATE.$DOW.$EXT"
							 | 
						|
								            compression "$BACKUPDIR/daily/$DB/${DB}_$DATE.$DOW.$EXT"
							 | 
						|
								            BACKUPFILES="$BACKUPFILES $BACKUPDIR/daily/$DB/${DB}_$DATE.$DOW.$EXT$SUFFIX*"
							 | 
						|
								            echo ----------------------------------------------------------------------
							 | 
						|
								        fi
							 | 
						|
								    done
							 | 
						|
								    echo Backup End $(date)
							 | 
						|
								    echo ======================================================================
							 | 
						|
								
							 | 
						|
								else
							 | 
						|
								    # One backup file for all DBs
							 | 
						|
								    echo Backup Start $(date)
							 | 
						|
								    echo ======================================================================
							 | 
						|
								    # Monthly Full Backup of all Databases
							 | 
						|
								    if [ "$DOM" = "01" ]; then
							 | 
						|
								        echo Monthly full Backup of \( $MDBNAMES \)...
							 | 
						|
								        dbdump "$MDBNAMES" "$BACKUPDIR/monthly/$DATE.$M.all-databases.$EXT"
							 | 
						|
								        compression "$BACKUPDIR/monthly/$DATE.$M.all-databases.$EXT"
							 | 
						|
								        BACKUPFILES="$BACKUPFILES $BACKUPDIR/monthly/$DATE.$M.all-databases.$EXT$SUFFIX*"
							 | 
						|
								        echo ----------------------------------------------------------------------
							 | 
						|
								    fi
							 | 
						|
								
							 | 
						|
								    # Weekly Backup
							 | 
						|
								    if [ "$DNOW" = "$DOWEEKLY" ]; then
							 | 
						|
								        echo Weekly Backup of Databases \( $DBNAMES \)
							 | 
						|
								        echo
							 | 
						|
								        echo Rotating 5 weeks Backups...
							 | 
						|
								        if [ "$W" -le 05 ]; then
							 | 
						|
								            REMW=$(expr 48 + $W)
							 | 
						|
								        elif [ "$W" -lt 15 ]; then
							 | 
						|
								            REMW=0$(expr $W - 5)
							 | 
						|
								        else
							 | 
						|
								            REMW=$(expr $W - 5)
							 | 
						|
								        fi
							 | 
						|
								        rm -fv "$BACKUPDIR/weekly/week.$REMW".*
							 | 
						|
								        echo
							 | 
						|
								        dbdump "$DBNAMES" "$BACKUPDIR/weekly/week.$W.$DATE.$EXT"
							 | 
						|
								        compression "$BACKUPDIR/weekly/week.$W.$DATE.$EXT"
							 | 
						|
								        BACKUPFILES="$BACKUPFILES $BACKUPDIR/weekly/week.$W.$DATE.$EXT$SUFFIX*"
							 | 
						|
								        echo ----------------------------------------------------------------------
							 | 
						|
								    # Daily Backup
							 | 
						|
								    else
							 | 
						|
								        echo Daily Backup of Databases \( $DBNAMES \)
							 | 
						|
								        echo
							 | 
						|
								        echo Rotating last weeks Backup...
							 | 
						|
								        rm -fv "$BACKUPDIR"/daily/*."$DOW".$EXT*
							 | 
						|
								        echo
							 | 
						|
								        dbdump "$DBNAMES" "$BACKUPDIR/daily/$DATE.$DOW.$EXT"
							 | 
						|
								        compression "$BACKUPDIR/daily/$DATE.$DOW.$EXT"
							 | 
						|
								        BACKUPFILES="$BACKUPFILES $BACKUPDIR/daily/$DATE.$DOW.$EXT$SUFFIX*"
							 | 
						|
								        echo ----------------------------------------------------------------------
							 | 
						|
								    fi
							 | 
						|
								    echo Backup End Time $(date)
							 | 
						|
								    echo ======================================================================
							 | 
						|
								fi
							 | 
						|
								echo Total disk space used for backup storage..
							 | 
						|
								echo Size - Location
							 | 
						|
								echo $(du -hs "$BACKUPDIR")
							 | 
						|
								echo
							 | 
						|
								
							 | 
						|
								# Run command when we're done
							 | 
						|
								if [ "$POSTBACKUP" ]; then
							 | 
						|
								    echo ======================================================================
							 | 
						|
								    echo "Postbackup command output."
							 | 
						|
								    echo
							 | 
						|
								    $POSTBACKUP
							 | 
						|
								    echo
							 | 
						|
								    echo ======================================================================
							 | 
						|
								fi
							 | 
						|
								
							 | 
						|
								#Clean up IO redirection
							 | 
						|
								exec 1>&6 6>&- # Restore stdout and close file descriptor #6.
							 | 
						|
								exec 2>&7 7>&- # Restore stdout and close file descriptor #7.
							 | 
						|
								
							 | 
						|
								if [ "$MAILCONTENT" = "files" ]; then
							 | 
						|
								    if [ -s "$LOGERR" ]; then
							 | 
						|
								        # Include error log if is larger than zero.
							 | 
						|
								        BACKUPFILES="$BACKUPFILES $LOGERR"
							 | 
						|
								        ERRORNOTE="WARNING: Error Reported - "
							 | 
						|
								    fi
							 | 
						|
								    #Get backup size
							 | 
						|
								    ATTSIZE=$(du -c $BACKUPFILES | grep "[[:digit:][:space:]]total$" | sed s/\s*total//)
							 | 
						|
								    if [ $MAXATTSIZE -ge $ATTSIZE ]; then
							 | 
						|
								        if which biabam >/dev/null 2>&1; then
							 | 
						|
								            BACKUPFILES=$(echo $BACKUPFILES | sed -r -e 's#\s+#,#g')
							 | 
						|
								            biabam -s "PostgreSQL Backup Log and SQL Files for $HOST - $DATE" $BACKUPFILES $MAILADDR <$LOGFILE
							 | 
						|
								        elif which heirloom-mailx >/dev/null 2>&1; then
							 | 
						|
								            BACKUPFILES=$(echo $BACKUPFILES | sed -e 's# # -a #g')
							 | 
						|
								            heirloom-mailx -s "PostgreSQL Backup Log and SQL Files for $HOST - $DATE" $BACKUPFILES $MAILADDR <$LOGFILE
							 | 
						|
								        elif which neomutt >/dev/null 2>&1; then
							 | 
						|
								            BACKUPFILES=$(echo $BACKUPFILES | sed -e 's# # -a #g')
							 | 
						|
								            neomutt -s "PostgreSQL Backup Log and SQL Files for $HOST - $DATE" -a $BACKUPFILES -- $MAILADDR <$LOGFILE
							 | 
						|
								        elif which mutt >/dev/null 2>&1; then
							 | 
						|
								            BACKUPFILES=$(echo $BACKUPFILES | sed -e 's# # -a #g')
							 | 
						|
								            mutt -s "PostgreSQL Backup Log and SQL Files for $HOST - $DATE" -a $BACKUPFILES -- $MAILADDR <$LOGFILE
							 | 
						|
								        else
							 | 
						|
								            cat "$LOGFILE" | mail -s "WARNING! - Enable to send PostgreSQL Backup dumps, no suitable mail client found on $HOST - $DATE" $MAILADDR
							 | 
						|
								        fi
							 | 
						|
								    else
							 | 
						|
								        cat "$LOGFILE" | mail -s "WARNING! - PostgreSQL Backup exceeds set maximum attachment size on $HOST - $DATE" $MAILADDR
							 | 
						|
								    fi
							 | 
						|
								elif [ "$MAILCONTENT" = "log" ]; then
							 | 
						|
								    cat "$LOGFILE" | mail -s "PostgreSQL Backup Log for $HOST - $DATE" $MAILADDR
							 | 
						|
								    if [ -s "$LOGERR" ]; then
							 | 
						|
								        cat "$LOGERR" | mail -s "ERRORS REPORTED: PostgreSQL Backup error Log for $HOST - $DATE" $MAILADDR
							 | 
						|
								    fi
							 | 
						|
								elif [ "$MAILCONTENT" = "quiet" ]; then
							 | 
						|
								    if [ -s "$LOGERR" ]; then
							 | 
						|
								        cat "$LOGERR" | mail -s "ERRORS REPORTED: PostgreSQL Backup error Log for $HOST - $DATE" $MAILADDR
							 | 
						|
								        cat "$LOGFILE" | mail -s "PostgreSQL Backup Log for $HOST - $DATE" $MAILADDR
							 | 
						|
								    fi
							 | 
						|
								else
							 | 
						|
								    if [ -s "$LOGERR" ]; then
							 | 
						|
								        cat "$LOGFILE"
							 | 
						|
								        echo
							 | 
						|
								        echo "###### WARNING ######"
							 | 
						|
								        echo "Errors reported during AutoPostgreSQLBackup execution.. Backup failed"
							 | 
						|
								        echo "Error log below.."
							 | 
						|
								        cat "$LOGERR"
							 | 
						|
								    else
							 | 
						|
								        cat "$LOGFILE"
							 | 
						|
								    fi
							 | 
						|
								fi
							 | 
						|
								
							 | 
						|
								if [ -s "$LOGERR" ]; then
							 | 
						|
								    STATUS=1
							 | 
						|
								else
							 | 
						|
								    STATUS=0
							 | 
						|
								fi
							 | 
						|
								
							 | 
						|
								# Clean up Logfile
							 | 
						|
								rm -f "$LOGFILE"
							 | 
						|
								rm -f "$LOGERR"
							 | 
						|
								
							 | 
						|
								exit $STATUS
							 |