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#!/bin/bash
###
# ============LICENSE_START=======================================================
# ECOMP Policy Engine
# ================================================================================
# Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
# ================================================================================
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# ============LICENSE_END=========================================================
###
#
# db_backup_remote.sh: Perform database backup from remote
#
# Usage : db_backup_remote.sh db_user db_user_password database db_hostname
# Example: db_backup_remote.sh policy_user password ecomp_sdk localhost.com
#
# Note: 1. mysqldump utility must be available in the env where this script intend to run
# 2. db_user requires at least the SELECT privilege for dumped tables
#
#
. $HOME/.profile
DB_USER=""
DB_PASSWORD=""
DATABASE=""
DB_HOSTNAME=""
DATE=`date +"%Y%m%d"`
DATETIME=`date +"%Y%m%d%H%M%S"`
DAILY_BACKUP_DIR=""
LOG=""
ERR=""
function create_backup_dir
{
if [ ! -d $DAILY_BACKUP_DIR ]; then
echo "Create DAILY_BACKUP_DIR [$DAILY_BACKUP_DIR] ..."
mkdir -p $DAILY_BACKUP_DIR 2>&1
fi
}
function backup_database
{
echo "backup database [$DATABASE]@[${DB_HOSTNAME}] started ...@`date`" | tee -a $LOG
BACKUP_FILE=$DAILY_BACKUP_DIR/backup_${DATABASE}_${DB_HOSTNAME}_${DATETIME}.sql
#echo $BACKUP_FILE
mysqldump --user=${DB_USER} --password=${DB_PASSWORD} --databases ${DATABASE} -h ${DB_HOSTNAME} > $BACKUP_FILE
echo "" | tee -a $LOG
echo "database backup file --> $BACKUP_FILE" | tee -a $LOG
echo "" | tee -a $LOG
echo "backup database [$DATABASE]@[${DB_HOSTNAME}] completed ...@`date`" | tee -a $LOG
}
# MAIN
if [ $# -eq 4 ]; then
DB_USER="${1}"
DB_PASSWORD="${2}"
DATABASE="${3}"
DB_HOSTNAME="${4}"
echo "db_backup_remote.sh for [$DATABASE]@[${DB_HOSTNAME}] started ... `date`" | tee -a $LOG
echo "DB_USER : $DB_USER" | tee -a $LOG
echo "DATABASE : $DATABASE" | tee -a $LOG
echo "DB_HOSTNAME: $DB_HOSTNAME" | tee -a $LOG
DAILY_BACKUP_DIR=$POLICY_HOME/data/mysql/$DATE
LOG=$POLICY_HOME/logs/db_backup_remote_$DATE.log
ERR=$POLICY_HOME/logs/db_backup_remote_$DATE.err
create_backup_dir
backup_database
echo "db_backup_remote.sh for [$DATABASE]@[${DB_HOSTNAME}] completed ... `date`" | tee -a $LOG
else
echo "Usage : db_backup_remote.sh db_user_id db_user_password database db_hostname"
echo "Example: db_backup_remote.sh policy_user password ecomp_sdk localhost.com"
fi
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