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#!/bin/bash
function get_layout()
{
layout=`getfattr -n trusted.glusterfs.dht -e hex $1 2>&1|grep dht |cut -d = -f2`
if [ $? -eq 1]
then
return -1
else
return $layout
fi
}
## populates $BRICK1 and $BRICK2 with hashed/cached subvolume. These will be
## used by get_cached_brick and get_hashed_brick
function file_has_linkfile()
{
k=0
l=0
while [ $k -lt $BRICK_COUNT ]
do
stat=`stat $B0/${V0}$k/$1 2>/dev/null`
if [ $? -eq 0 ]
then
let l++
let "BRICK${l}=$k"
fi
let k++
done
return $l
}
function get_cached_brick()
{
i=1
brick=$BRICK1
while [ $i -lt 3 ]
do
test=`getfattr -n trusted.glusterfs.dht.linkto -e text $B0/${V0}$brick/$1 2>&1`
if [ $? -eq 1 ]
then
cached=$brick
i=$(( $i+3 ))
fi
brick=$BRICK1
let i++
done
return $cached
}
function get_hashed_brick()
{
j=1
brick=$BRICK1
while [ $j -lt 3 ]
do
test=`getfattr -n trusted.glusterfs.dht.linkto -e text $B0/${V0}$brick/$1 2>&1`
if [ $? -eq 0 ]
then
hashed=$brick
j=$(( $j+3 ))
fi
brick=$BRICK2
let j++
done
return $hashed
}
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