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#!/bin/sh -ex
MB=1048576
twoMB=$((2*MB))
rm -r layout_test || true
rm new_layout || true
rm file2_layout || true
rm temp || true
echo "layout.data_pool: 0
layout.object_size: 1048576
layout.stripe_unit: 1048576
layout.stripe_count: 1
layout.preferred_osd: -1" > new_layout
echo "layout.data_pool: 0
layout.object_size: 2097152
layout.stripe_unit: 1048576
layout.stripe_count: 2
layout.preferred_osd: -1" > file2_layout
echo "layout.data_pool: 3
layout.object_size: 1048576
layout.stripe_unit: 1048576
layout.stripe_count: 1
layout.preferred_osd: -1" > file3_layout
echo "layout.data_pool: 0
layout.object_size: 1048576
layout.stripe_unit: 262144
layout.stripe_count: 1
layout.preferred_osd: -1" > file4_layout
mkdir layout_test
cephfs layout_test show_layout
cephfs layout_test set_layout -u $MB -c 1 -s $MB
touch layout_test/file1
cephfs layout_test/file1 show_layout > temp
diff new_layout temp || return 1
echo "hello, I'm a file" > layout_test/file1
cephfs layout_test/file1 show_layout > temp
diff new_layout temp || return 1
touch layout_test/file2
cephfs layout_test/file2 show_layout > temp
diff new_layout temp || return 1
cephfs layout_test/file2 set_layout -u $MB -c 2 -s $twoMB
cephfs layout_test/file2 show_layout > temp
diff file2_layout temp || return 1
echo "hello, I'm a file with a custom layout" > layout_test/file2
touch layout_test/file3
cephfs layout_test/file3 show_layout > temp
diff new_layout temp || return 1
sudo ls /sys/kernel/debug/ceph
sudo ls /sys/kernel/debug/ceph/\* || true
sudo bash -c 'ls /sys/kernel/debug/ceph/*' || true
sudo bash -c 'cat /sys/kernel/debug/ceph/*/mdsmap' > temp
ceph osd pool create newpool || true
ceph mds add_data_pool 3 || true
sudo bash -c 'cat /sys/kernel/debug/ceph/*/mdsmap' > temp2
while diff -q temp2 temp
do
echo "waiting for mdsmap to update"
sleep 1
sudo bash -c 'cat /sys/kernel/debug/ceph/*/mdsmap' > temp2
done
sudo rm temp temp2
cephfs layout_test/file3 set_layout -p 3
cephfs layout_test/file3 show_layout > temp
diff file3_layout temp || return 1
echo "hello, I'm a file in pool3" > layout_test/file3
touch layout_test/file4
cephfs layout_test/file4 show_layout > temp
diff new_layout temp || return 1
cephfs layout_test/file4 set_layout -u 262144
cephfs layout_test/file4 show_layout > temp
diff file4_layout temp || return 1
echo "hello, I'm a file with a small stripe unit!" > layout_test/file3
sync
echo "OK"
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