#!/bin/bash ################################################################## # Backup_Config_Files_Of_Remote_Servers # Env: Centos 5.5 x86_64 # Created by Hernan on 2011-04-06 # Copyright 2010 __Chengyongxu.com__. All rights reserved. # # Version: 1.4.6 # Revision History ################################################################## # Local Tmp Dir Of This Script THIS_SCRIPT_TMP=/tmp/Do_at_remote_server.sh THIS_SCRIPT_TMP_NAME=`echo $THIS_SCRIPT_TMP|awk -F/ '{print $NF}'` # Local Backup Dir LOCAL_BACKUP_DIR=/tmp/IDC_config_backup # Need Backup Servers And Files List REMOTE_SERVER_TMP_DIR=/tmp/Backup_server_config_files_tmp NEED_BACKUP_SERVERS=(\ 10.0.0.52 server_a_ip \ server_b_ip \ server_c_ip \ server_d_ip \ chengyongxu.com \ ) NEED_BACKUP_DETAIL=(\ /etc/hosts \ /etc/httpd/conf/*.conf \ /etc/httpd/conf.d/*.conf \ /etc/keepalived/keepalived.conf /etc/my.cnf \ /etc/postfix \ /root/bin/*sh \ /usr/local/nagios/etc/nagios.cfg \ /usr/local/nagios/etc/objects/*cfg \ /usr/local/nginx/conf \ /usr/local/php/etc/php.ini \ /usr/local/php/etc/php-fpm.conf \ /usr/local/php-fcgi/etc/php.ini \ /usr/local/php-fcgi/etc/php-fpm.conf \ /usr/local/sphinx/etc/*.conf \ /var/spool/cron \ ) KEEP_BACKUP_NUM=10 SSH_PORT=22 SSH_USER=root ################################################################## # # Global Functions # ################################################################## #========= !!!! Warning ! Don't edit next function !!!! =========# # Create Script Tmp File Create_Script (){ cat << EOF > $THIS_SCRIPT_TMP #!/bin/bash NEED_BACKUP_DETAIL=(${NEED_BACKUP_DETAIL[*]}) # How many nums the backup needed BAKNUM=$KEEP_BACKUP_NUM REMOTE_SERVER_TMP_DIR=$REMOTE_SERVER_TMP_DIR SERVER_IP=\`/sbin/ifconfig|grep "inet addr"|cut -f 2 -d ":"|cut -f 1 -d " "|grep -vE "^10.|^127|^172.16|^192.168"\` BACKUP_TIME=\`date +%Y%m%d_%H%M\` ################################################################## # # Compress NEED_BACKUP_DETAIL # ################################################################## # If IPv4 private address only, use hostname.ip if [ -z \$SERVER_IP ] then     SERVER_IP=\`hostname\`_\`/sbin/ifconfig|grep "inet addr"|cut -f 2 -d ":"|cut -f 1 -d " "|grep -vE "^127"|head -n 1\` fi # Create Tpm dir if [ ! -d \$REMOTE_SERVER_TMP_DIR ] then     mkdir -p \$REMOTE_SERVER_TMP_DIR fi # Compress for file in \${NEED_BACKUP_DETAIL[*]} do     # When you want to backup the file exists,     #   assign to an element of the new array     while [ -e \$file ]     do         NEED_BACKUP_DETAIL_EXISTS[\$num]=\$file         let num++     break     done done tar zcfpP \$REMOTE_SERVER_TMP_DIR/\$SERVER_IP.\$BACKUP_TIME.tar.gz \${NEED_BACKUP_DETAIL_EXISTS[*]} ################################################################## # # If files are the same,keep one only # ################################################################## NEW_BACKUP_ARCHIVE_CONTENT=\`tar tvf \$REMOTE_SERVER_TMP_DIR/\$SERVER_IP.\$BACKUP_TIME.tar.gz\` for backfile in \`ls \$REMOTE_SERVER_TMP_DIR | grep tar.gz |grep -v \$SERVER_IP.\$BACKUP_TIME\` do     OLD_BACKUP_ARCHIVE_CONTENT=\`tar tvf \$REMOTE_SERVER_TMP_DIR/\$backfile\`     while [ "\$NEW_BACKUP_ARCHIVE_CONTENT" = "\$OLD_BACKUP_ARCHIVE_CONTENT" ]     do         rm -rvf \$REMOTE_SERVER_TMP_DIR/\$SERVER_IP.\$BACKUP_TIME.tar.gz 1 >> \$REMOTE_SERVER_TMP_DIR/delete_new.log     break     done done ################################################################## # # Keep Some Backup Files Newest # ################################################################## count=0 for name in \`ls \$BAKPATH/ |grep -E '[0-9]{6,6}' | sort -r\` do   count=\$((count+1))   if [ \$count -gt \$BAKNUM ] ; then     echo -n "Cleaning old backup: \$name... "       if [ "\$BAKPATH/\$name" = "/" ] ; then         echo "No rm -rf /!"         exit 1       fi       rm -rf \$BAKPATH/\$name     echo " Done."   else     echo "Keeping old backup: \$name"   fi done exit EOF } Copy_Script_To_Remote (){ for server in ${NEED_BACKUP_SERVERS[*]} do ssh -p $SSH_PORT -tt $SSH_USER@$server << EOT mkdir -p $REMOTE_SERVER_TMP_DIR exit EOT scp -P $SSH_PORT $THIS_SCRIPT_TMP $SSH_USER@$server:$REMOTE_SERVER_TMP_DIR/ done } Backup_On_Remote_Then_Copy_Back (){ for server in ${NEED_BACKUP_SERVERS[*]} do ssh -p $SSH_PORT -tt $SSH_USER@$server << EOP chmod o+x $REMOTE_SERVER_TMP_DIR/$THIS_SCRIPT_TMP_NAME sh $REMOTE_SERVER_TMP_DIR/$THIS_SCRIPT_TMP_NAME rm -f $REMOTE_SERVER_TMP_DIR/$THIS_SCRIPT_TMP_NAME exit EOP rsync -e "ssh -p $SSH_PORT" $SSH_USER@$server:$REMOTE_SERVER_TMP_DIR/*tar.gz $LOCAL_BACKUP_DIR/ done } ################################################################## # # Main # ################################################################## # Create_Script Copy_Script_To_Remote Backup_On_Remote_Then_Copy_Back rm -rf $THIS_SCRIPT_TMP