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#!/bin/bash
. $(dirname $0)/../../include.rc
cleanup
TEST glusterd
TEST pidof glusterd
TEST $CLI volume create $V0 $H0:$B0/${V0}{0,1}
TEST $CLI volume start $V0
TEST glusterfs --volfile-id=$V0 --volfile-server=$H0 $M0
TEST mkdir $M0/dir
TEST touch $M0/dir/file_plain
# Create "file_plain" with holes.
TEST truncate -s 12M $M0/dir/file_plain
# Perform writes on it that would create holes.
TEST dd if=/dev/zero of=$M0/dir/file_plain bs=1024 seek=10240 count=1024 conv=notrunc
md5sum_file_plain=$(md5sum $M0/dir/file_plain | awk '{print $1}')
# Now enable sharding on the volume.
TEST $CLI volume set $V0 features.shard on
TEST $CLI volume set $V0 performance.strict-write-ordering on
# Create a sharded file called "file_sharded"
TEST touch $M0/dir/file_sharded
# Truncate it to make it sparse
TEST truncate -s 12M $M0/dir/file_sharded
# Perform writes on it that would create holes in block-0 and block-1.
TEST dd if=/dev/zero of=$M0/dir/file_sharded bs=1024 seek=10240 count=1024 conv=notrunc
# If this bug is fixed, md5sum of file_sharded and file_plain should be same.
EXPECT "$md5sum_file_plain" echo `md5sum $M0/dir/file_sharded | awk '{print $1}'`
cleanup
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