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#!/usr/bin/env bash
set -e
set -x
# bail if $TESTDIR is not set as this test will fail in that scenario
[ -z $TESTDIR ] && { echo "\$TESTDIR needs to be set, but is not. Exiting."; exit 1; }
# if HADOOP_PREFIX is not set, use default
[ -z $HADOOP_PREFIX ] && { HADOOP_PREFIX=$TESTDIR/hadoop; }
# create pools with different replication factors
for repl in 2 3 7 8 9; do
name=hadoop.$repl
ceph osd pool create $name 8 8
ceph osd pool set $name size $repl
id=`ceph osd dump | sed -n "s/^pool \([0-9]*\) '$name'.*/\1/p"`
ceph fs add_data_pool cephfs $id
done
# create a file in each of the pools
for repl in 2 3 7 8 9; do
name=hadoop.$repl
$HADOOP_PREFIX/bin/hadoop fs -rm -f /$name.dat
dd if=/dev/zero bs=1048576 count=1 | \
$HADOOP_PREFIX/bin/hadoop fs -Dceph.data.pools="$name" \
-put - /$name.dat
done
# check that hadoop reports replication matching
# that of the pool the file was written into
for repl in 2 3 7 8 9; do
name=hadoop.$repl
repl2=$($HADOOP_PREFIX/bin/hadoop fs -ls /$name.dat | awk '{print $2}')
if [ $repl -ne $repl2 ]; then
echo "replication factors didn't match!"
exit 1
fi
done
exit 0
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