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#!/bin/bash
function get_layout()
{
getfattr -n trusted.glusterfs.dht -e hex $1 2>&1 | grep dht | cut -d = -f2
}
## 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 $hashed
}
function rebalance_completed()
{
val=1
test=$(gluster volume rebalance $V0 status | grep localhost | grep -v "in progress" 2>&1)
if [ $? -eq 0 ]
then
val=0
fi
echo $val
return $val
}
function remove_brick_completed()
{
val=1
test=$(gluster volume remove-brick $V0 $H0:$B0/${V0}2 status | grep localhost | grep -v "in progress" 2>&1)
if [ $? -eq 0 ]
then
val=0
fi
echo $val
return $val
}
function dht_get_linkto_target()
{
local path=$1;
echo $(getfattr -e text --only-values --absolute-names -n trusted.glusterfs.dht.linkto $path)
}
function is_dht_linkfile()
{
local path=$1
retval=0
local output=$(stat -c %a $path)
if [ $output -eq 1000 ]; then
retval=1
fi
echo $retval
return $retval
}
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