created the backup script

Author: Outhan Chazima

postgres-backup.sh

@@ -0,0 +1,40 @@
+#!/bin/bash
+#
+# Author: Outhan Chazima 
+# Date : 26-May-2022
+# Description : The backup script will complete the backup and send the backup to a remote server.-
+#
+
+## In below given variables - require information to be feed by system admin##.
+
+_BACKUP_DIR=/home/DBbackup/postgres
+_DATABASE_NAME=postgres
+
+# This requires you to have configyres the remote server ssh keys to be able to connect to remote server
+_REMOTE_BACKUP_SERVER_ADDRESS=user@remote_server_ip
+
+
+## Do not edit below given variable ##
+
+_DATE_SCHEMA=$(date +%F-%H%M-%S)
+_BACKUP_FILE=postgres-backup-$_DATE_SCHEMA.tar.gz
+_BACKUP_PATH=$_BACKUP_DIR
+
+###### Create / check backup Directory ####
+
+if [ -d  "$_BACKUP_PATH" ]
+then
+echo "$_BACKUP_PATH already exist"
+else
+mkdir -p "$_BACKUP_PATH"
+fi
+
+
+##################### SECTION 1 : SCHEMA BACKUP ############################################ 
+pg_dump $_DATABASE_NAME | gzip > $_BACKUP_PATH/$_BACKUP_FILE
+
+##################### END OF LINE ---- SECTION 1 : SCHEMA BACKUP #####################
+
+scp $_BACKUP_PATH/$_BACKUP_FILE $_REMOTE_BACKUP_SERVER_ADDRESS:$_BACKUP_DIR;
+
+done%