cms.sh

remote sync

#!/bin/bash
SOURCE_ROOT="/home/source"
SOURCE_DIR="$SOURCE_ROOT/dir"
REMOTE_IP="xxx.xxx.xxx.xxx"
REMOTE_DIR="/home/backup"
LOCAL_LOCK_FILE="$SOURCE_ROOT/cms_lockfile"
REMOTE_LOCK_FILE="/tmp/web_cp_lockfile"
TIME_STAMP="$SOURCE_ROOT/time_stamp"
FILE_LIST="$SOURCE_ROOT/file.list"
ALL_FILE_LIST="$SOURCE_ROOT/all.list"
RM_LIST="$SOURCE_ROOT/rm.list"
SOURCE_TAR="$SOURCE_ROOT/cms.tar"

if [ -f $LOCAL_LOCK_FILE ] ; then
	exit 
	elif [ ssh $REMOTE_IP [ -f $REMOTE_LOCK_FILE ] ] ; then
		exit
	fi
fi
	
touch $LOCAL_LOCK_FILE
ssh $REMOTE_IP touch $REMOTE_LOCK_FILE

cd $SOURCE_DIR
find ./ > $ALL_FILE_LIST
: > $RM_LIST

if [ ! -f $TIME_STAMP ] && [ ! -f $FILE_LIST ] ; then	
	touch $TIME_STAMP
	tar -cf $SOURCE_TAR -T $ALL_FILE_LIST
else 
	touch $TIME_STAMP.tmp
	find ./ -newer $TIME_STAMP -a ! -type d > $FILE_LIST.tmp
	tar -cf $SOURCE_TAR -T $FILE_LIST.tmp
	while read file_path
		do
		if grep "\<$file_path\>" $ALL_FILE_LIST >/dev/null ; then
			continue
		else
			echo "$file_path" >> $RM_LIST
		fi
	done < $FILE_LIST
	mv $TIME_STAMP.tmp $TIME_STAMP
fi
	
mv $ALL_FILE_LIST $FILE_LIST

scp $SOURCE_TAR $REMOTE_IP:$REMOTE_DIR
scp $RM_LIST $REMOTE_IP:$REMOTE_DIR

rm -f $LOCAL_LOCK_FILE
ssh $REMOTE_IP rm -f $REMOTE_LOCK_FILE