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#!/bin/bash
function read_symlink()
{
DOT_GLUSTERFS_PATH=$BRICK_PATH/.glusterfs
gfid_string=$1
symlink_path="$DOT_GLUSTERFS_PATH/${gfid_string:0:2}/${gfid_string:2:2}/$gfid_string"
#remove trailing '/'
symlink_path=${symlink_path%/}
linkname=$(readlink $symlink_path)
if [ $? -ne 0 ]; then
echo "readlink of $symlink_path returned an error." >&2
exit -1
fi
echo $linkname
}
main()
{
if [ $# -lt 2 ] ;then
echo "Usage: $0 <brick-path> <gfid-string-of-directory>"
echo "Example: $0 /bricks/brick1 1b835012-1ae5-4f0d-9db4-64de574d891c"
exit -1
fi
BRICK_PATH=$1
name=$(read_symlink $2)
if [ $? -ne 0 ]; then
exit -1
fi
while [ ${name:12:36} != "00000000-0000-0000-0000-000000000001" ]
do
LOCATION=`basename $name`/$LOCATION
GFID_STRING=${name:12:36}
name=$(read_symlink $GFID_STRING)
if [ $? -ne 0 ]; then
exit -1
fi
done
LOCATION=`basename $name`/$LOCATION
echo "Location of the directory corresponding to gfid:$2 is $BRICK_PATH/$LOCATION"
}
main "$@"
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