mirror of
https://github.com/s3fs-fuse/s3fs-fuse.git
synced 2024-12-23 09:18:55 +00:00
ddbcec5c96
• Simplified the stat generation line (single exec using only stat) • Quote variables so that the cache directory can also include spaces • while/read loop to handle spaces in cached files (IFS was causing problems when all the files were saved into a single variable)
107 lines
2.4 KiB
Bash
Executable File
107 lines
2.4 KiB
Bash
Executable File
#!/bin/sh
|
|
#
|
|
# This is unsupport sample deleting cache files script.
|
|
# So s3fs's local cache files(stats and objects) grow up,
|
|
# you need to delete these.
|
|
# This script deletes these files with total size limit
|
|
# by sorted atime of files.
|
|
# You can modify this script for your system.
|
|
#
|
|
# [Usage] script <bucket name> <cache path> <limit size> [-silent]
|
|
#
|
|
|
|
func_usage()
|
|
{
|
|
echo ""
|
|
echo "Usage: $1 <bucket name> <cache path> <limit size> [-silent]"
|
|
echo " $1 -h"
|
|
echo "Sample: $1 mybucket /tmp/s3fs/cache 1073741824"
|
|
echo ""
|
|
echo " bucket name = bucket name which specified s3fs option"
|
|
echo " cache path = cache directory path which specified by"
|
|
echo " use_cache s3fs option."
|
|
echo " limit size = limit for total cache files size."
|
|
echo " specify by BYTE"
|
|
echo " -silent = silent mode"
|
|
echo ""
|
|
}
|
|
|
|
PRGNAME=`basename $0`
|
|
|
|
if [ "X$1" = "X-h" -o "X$1" = "X-H" ]; then
|
|
func_usage $PRGNAME
|
|
exit 0
|
|
fi
|
|
if [ "X$1" = "X" -o "X$2" = "X" -o "X$3" = "X" ]; then
|
|
func_usage $PRGNAME
|
|
exit 1
|
|
fi
|
|
|
|
BUCKET=$1
|
|
CDIR="$2"
|
|
LIMIT=$3
|
|
SILENT=0
|
|
if [ "X$4" = "X-silent" ]; then
|
|
SILENT=1
|
|
fi
|
|
FILES_CDIR="${CDIR}/${BUCKET}"
|
|
STATS_CDIR="${CDIR}/.${BUCKET}.stat"
|
|
CURRENT_CACHE_SIZE=`du -sb "$FILES_CDIR" | awk '{print $1}'`
|
|
#
|
|
# Check total size
|
|
#
|
|
if [ $LIMIT -ge $CURRENT_CACHE_SIZE ]; then
|
|
if [ $SILENT -ne 1 ]; then
|
|
echo "$FILES_CDIR ($CURRENT_CACHE_SIZE) is below allowed $LIMIT"
|
|
fi
|
|
exit 0
|
|
fi
|
|
|
|
#
|
|
# Remove loop
|
|
#
|
|
TMP_ATIME=0
|
|
TMP_STATS=""
|
|
TMP_CFILE=""
|
|
#
|
|
# Make file list by sorted access time
|
|
#
|
|
find "$STATS_CDIR" -type f -exec stat -c "%X:%n" "{}" \; | sort | while read part
|
|
do
|
|
echo Looking at $part
|
|
TMP_ATIME=`echo "$part" | cut -d: -f1`
|
|
TMP_STATS="`echo "$part" | cut -d: -f2`"
|
|
TMP_CFILE=`echo "$TMP_STATS" | sed s/\.$BUCKET\.stat/$BUCKET/`
|
|
|
|
if [ `stat -c %X "$TMP_STATS"` -eq $TMP_ATIME ]; then
|
|
rm -f "$TMP_STATS" "$TMP_CFILE" > /dev/null 2>&1
|
|
if [ $? -ne 0 ]; then
|
|
if [ $SILENT -ne 1 ]; then
|
|
echo "ERROR: Could not remove files($TMP_STATS,$TMP_CFILE)"
|
|
fi
|
|
exit 1
|
|
else
|
|
if [ $SILENT -ne 1 ]; then
|
|
echo "remove file: $TMP_CFILE $TMP_STATS"
|
|
fi
|
|
fi
|
|
fi
|
|
if [ $LIMIT -ge `du -sb "$FILES_CDIR" | awk '{print $1}'` ]; then
|
|
if [ $SILENT -ne 1 ]; then
|
|
echo "finish removing files"
|
|
fi
|
|
break
|
|
fi
|
|
done
|
|
|
|
if [ $SILENT -ne 1 ]; then
|
|
TOTAL_SIZE=`du -sb "$FILES_CDIR" | awk '{print $1}'`
|
|
echo "Finish: $FILES_CDIR total size is $TOTAL_SIZE"
|
|
fi
|
|
|
|
exit 0
|
|
|
|
#
|
|
# End
|
|
#
|