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Princeton/failover/restore_xi.sh

219 lines
6.8 KiB
Bash

#!/bin/bash
#
# Restores a Full Backup of Nagios XI
# Copyright (c) 2008-2018 Nagios Enterprises, LLC. All rights reserved.
#
# Heavily modified by EverWatch Global, Inc. for syncing two Nagios installations
#
# Restore just needs to restore the MySQL stuff. Everything else was shipped over via rsync
# Change this password if your root password is different than "nagiosxi"
# MySQL root password
themysqlpass="nagiosxi"
# Make sure we have the backup file
if [ $# != 1 ]; then
echo "Usage: $0 <backupfile>"
echo "This script restores your XI system using a previously made Nagios XI backup file."
exit 1
fi
backupfile=$1
BASEDIR=/usr/local/nagiosxi/scripts
SPECIAL_BACKUP=0
# Import Nagios XI and xi-sys.cfg config vars
. $BASEDIR/../var/xi-sys.cfg
eval $(php $BASEDIR/import_xiconfig.php)
# Must be root
me=`whoami`
if [ $me != "root" ]; then
echo "You must be root to run this script."
exit 1
fi
rootdir=/store/backups/nagiosxi
##############################
# MAKE SURE BACKUP FILE EXIST
##############################
if [ ! -f $backupfile ]; then
echo "Unable to find backup file $backupfile!"
exit 1
fi
##############################
# MAKE TEMP RESTORE DIRECTORY
##############################
#ts=`echo $backupfile | cut -d . -f 1`
ts=`date +%s`
echo "TS=$ts"
mydir=${rootdir}/${ts}-restore
mkdir -p $mydir
if [ ! -d $mydir ]; then
echo "Unable to create restore directory $mydir!"
exit 1
fi
##############################
# UNZIP BACKUP
##############################
echo "Extracting backup to $mydir..."
cd $mydir
tar xzfps $backupfile
# Change to subdirectory
cd `ls`
# Make sure we have some directories here...
backupdir=`pwd`
echo "In $backupdir..."
#if [ ! -f nagiosxi.tar.gz ]; then
# echo "Unable to find files to restore in $backupdir"
# exit 1
#fi
echo "Backup files look okay. Preparing to restore..."
##############################
# SHUTDOWN SERVICES
##############################
echo "Shutting down services..."
$BASEDIR/manage_services.sh stop nagios
$BASEDIR/manage_services.sh stop ndo2db
$BASEDIR/manage_services.sh stop npcd
rootdir=/
# RE-IMPORT ALL XI CFG VARS
. $BASEDIR/../var/xi-sys.cfg
php $BASEDIR/import_xiconfig.php > $BASEDIR/config.dat
. $BASEDIR/config.dat
rm -rf $BASEDIR/config.dat
# Overwrite the mysqlpass with the hardcoded one at the top
mysqlpass="$themysqlpass"
##############################
# RESTORE DATABASES
##############################
restore_databases() {
echo "Restoring MySQL databases..."
if [[ "$cfg__db_info__ndoutils__dbserver" == *":"* ]]; then
ndoutils_dbport=`echo "$cfg__db_info__ndoutils__dbserver" | cut -f2 -d":"`
ndoutils_dbserver=`echo "$cfg__db_info__ndoutils__dbserver" | cut -f1 -d":"`
else
ndoutils_dbport='3306'
ndoutils_dbserver="$cfg__db_info__ndoutils__dbserver"
fi
mysql -h "$ndoutils_dbserver" --port="$ndoutils_dbport" -u root --password=$mysqlpass < $backupdir/mysql/nagios.sql
res=$?
if [ $res != 0 ]; then
echo "Error restoring MySQL database 'nagios' - check the password in this script!"
exit;
fi
if [[ "$cfg__db_info__nagiosql__dbserver" == *":"* ]]; then
nagiosql_dbport=`echo "$cfg__db_info__nagiosql__dbserver" | cut -f2 -d":"`
nagiosql_dbserver=`echo "$cfg__db_info__nagiosql__dbserver" | cut -f1 -d":"`
else
nagiosql_dbport='3306'
nagiosql_dbserver="$cfg__db_info__nagiosql__dbserver"
fi
mysql -h "$nagiosql_dbserver" --port="$nagiosql_dbport" -u root --password=$mysqlpass < $backupdir/mysql/nagiosql.sql
res=$?
if [ $res != 0 ]; then
echo "Error restoring MySQL database 'nagiosql' - check the password in this script!"
exit;
fi
# Only restore PostgresQL if we are still using it
if [ "$cfg__db_info__nagiosxi__dbtype" == "pgsql" ]; then
service postgresql initdb &>/dev/null || true
echo "Restoring Nagios XI PostgresQL database..."
if [ -f /var/lib/pgsql/data/pg_hba.conf ]; then
pghba="/var/lib/pgsql/data/pg_hba.conf"
cp -pr $pghba $pghba.old
else
#Ubuntu/Debian
pghba=$(find /etc/postgresql -name "*pg_hba.conf")
cp -pr $pghba $pghba.old
fi
echo "local all all trust
host all all 127.0.0.1/32 trust
host all all ::1/128 trust" > $pghba
$BASEDIR/manage_services.sh start postgresql
sudo -u postgres psql -c "create user nagiosxi with password 'n@gweb';"
sudo -u postgres psql -c "create database nagiosxi owner nagiosxi;"
$BASEDIR/manage_services.sh restart postgresql
# Sleep a bit (required so Postgres finishes startup before we connect again)
echo "Sleeping for a few seconds (please wait)..."
sleep 7
psql -U nagiosxi nagiosxi < $backupdir/pgsql/nagiosxi.sql
res=$?
if [ $res != 0 ]; then
echo "Error restoring PostgresQL database 'nagiosxi' !"
exit;
fi
$BASEDIR/manage_services.sh restart postgresql
if [ "$dist" == "el7" ] || [ "$dist" == "el8" ]; then
systemctl enable postgresql.service
elif [[ "$distro" == "Ubuntu" ]] || [[ "$distro" == "Debian" ]]; then
update-rc.d postgresql enable
else
chkconfig postgresql on
fi
# Remove nagiosxi db from mysql if postgres is used instead
if [[ "$cfg__db_info__nagiosql__dbserver" == *":"* ]]; then
nagiosql_dbport=`echo "$cfg__db_info__nagiosql__dbserver" | cut -f2 -d":"`
nagiosql_dbserver=`echo "$cfg__db_info__nagiosql__dbserver" | cut -f1 -d":"`
else
nagiosql_dbport='3306'
nagiosql_dbserver="$cfg__db_info__nagiosql__dbserver"
fi
mysql -h "$nagiosql_dbserver" --port="$nagiosql_dbport" -u root --password=$mysqlpass < "DROP TABLE IF EXISTS nagiosxi;"
else
echo "Restoring Nagios XI MySQL database..."
if [[ "$cfg__db_info__nagiosxi__dbserver" == *":"* ]]; then
nagiosxi_dbport=`echo "$cfg__db_info__nagiosxi__dbserver" | cut -f2 -d":"`
nagiosxi_dbserver=`echo "$cfg__db_info__nagiosxi__dbserver" | cut -f1 -d":"`
else
nagiosxi_dbport='3306'
if [ "x$cfg__db_info__nagiosxi__dbserver" == "x" ]; then
nagiosxi_dbserver="localhost"
else
nagiosxi_dbserver="$cfg__db_info__nagiosxi__dbserver"
fi
fi
mysql -h "$nagiosxi_dbserver" --port="$nagiosxi_dbport" -u root --password=$mysqlpass < $backupdir/mysql/nagiosxi.sql
res=$?
if [ $res != 0 ]; then
echo "Error restoring MySQL database 'nagiosxi' !"
exit;
fi
fi
}
restore_databases
echo "Restarting services..."
$BASEDIR/manage_services.sh restart mysqld
$BASEDIR/manage_services.sh restart httpd
$BASEDIR/manage_services.sh start npcd
$BASEDIR/manage_services.sh start ndo2db
$BASEDIR/manage_services.sh start nagios
rm -rf $mydir
rm -f /tmp/nagiosxi.forceinstall
echo " "
echo "==============="
echo "RESTORE COMPLETE"
echo "==============="
echo "Restarting Nagios XI"
cd /usr/local/nagiosxi/scripts
./reconfigure_nagios.sh
exit 0