glusterfs

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#!/bin/bash
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. $(dirname $0)/../include.rc
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. $(dirname $0)/../volume.rc
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cleanup;
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case $OSTYPE in
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Linux)
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        ;;
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*)
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        echo "Skip test: copy_file_range(2) is specific to Linux" >&2
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        SKIP_TESTS
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        exit 0
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        ;;
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esac
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TEST glusterd
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TEST mkdir $B0/bricks
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# Just a single brick volume. More test cases need to be
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# added in future for distribute, replicate,
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# distributed replicate and distributed replicated sharded
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# volumes.
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TEST $CLI volume create $V0 $H0:$B0/bricks/brick1;
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TEST ${CLI} volume set ${V0} open-behind off
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TEST ${CLI} volume set ${V0} write-behind off
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TEST ${CLI} volume set ${V0} stat-prefetch off
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EXPECT 'Created' volinfo_field $V0 'Status';
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TEST $CLI volume start $V0;
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EXPECT 'Started' volinfo_field $V0 'Status';
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TEST glusterfs --fuse-handle-copy_file_range --volfile-id=/$V0 --volfile-server=$H0 $M0
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TEST dd if=/dev/urandom of=$M0/file bs=1M count=1;
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# check for the existence of the created file
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TEST stat  $M0/file;
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# grab the size of the file
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SRC_SIZE=$(stat -c %s $M0/file);
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logdir=`gluster --print-logdir`
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tester=${0%.t}
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TEST build_tester ${tester}.c
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$tester $M0/file $M0/new
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res="${?}"
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if [[ ${res} -eq 2 ]]; then
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    echo "Skip test: copy_file_range(2) is not supported by current kernel" >&2
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    SKIP_TESTS
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    exit 0
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fi
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TEST [[ ${res} -eq 0 ]]
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# check whether the destination file is created or not
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TEST stat $M0/new
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# check the size of the destination file
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# XXX size will be 0, which can be worked around with some sleep
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# TEST sleep 2
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DST_SIZE=$(stat -c %s $M0/new);
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# The sizes of the source and destination should be same.
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# Atleast it ensures that, copy_file_range API is working
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# as expected. Whether the actual cloning happened via reflink
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# or a read/write happened is different matter.
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TEST [ $SRC_SIZE == $DST_SIZE ];
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# Go again (test case with already existing target)
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# XXX this will fail
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TEST ${tester} $M0/file $M0/new
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cleanup_tester $tester
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TEST $CLI volume stop $V0
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TEST $CLI volume delete $V0
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cleanup;
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