[sheepdog] [PATCH v3] tests: add a test to test vdi snapshot functionality concurrently

[MORITA Kazutaka]

At Wed, 19 Sep 2012 13:47:14 +0800,
Liu Yuan wrote:
> 
> From: Liu Yuan <tailai.ly at taobao.com>
> 
> This patch will fail against current master branch because of object cache
> regression, which is expected to be fixed by later patch.
> 
> Signed-off-by: Liu Yuan <tailai.ly at taobao.com>
> ---
>  tests/044     | 82 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
>  tests/044.out | 12 +++++++++
>  tests/group   |  1 +
>  3 files changed, 95 insertions(+)
>  create mode 100755 tests/044
>  create mode 100644 tests/044.out
> 
> diff --git a/tests/044 b/tests/044
> new file mode 100755
> index 0000000..eafa1a6
> --- /dev/null
> +++ b/tests/044
> @@ -0,0 +1,82 @@
> +#!/bin/bash
> +
> +# Test vdi snapshot functionality concurrently with object cache enabled
> +
> +seq=`basename $0`
> +echo "QA output created by $seq"
> +
> +here=`pwd`
> +tmp=/tmp/$$
> +status=1        # failure is the default!
> +
> +# get standard environment, filters and checks
> +. ./common.rc
> +. ./common.filter
> +
> +_cleanup
> +
> +for i in 0 1 2; do
> +    _start_sheep $i '-s 4096 -w object:size=1000'
> +done
> +
> +_wait_for_sheep 3
> +
> +$COLLIE cluster format
> +$COLLIE vdi create base1 20M -p 7000
> +$COLLIE vdi create base2 20M -p 7001
> +$COLLIE vdi create base3 20M -p 7002
> +
> +for i in `seq 0 4`; do
> +    echo $i | $COLLIE vdi write base1 $((i * 4 * 1024 * 1024)) 512
> +done &
> +
> +for i in `seq 0 4`; do
> +    echo $i | $COLLIE vdi write base2 $((i * 4 * 1024 * 1024)) 512
> +done &
> +
> +for i in `seq 0 4`; do
> +    echo $i | $COLLIE vdi write base3 $((i * 4 * 1024 * 1024)) 512
> +done &
> +
> +wait
> +
> +$COLLIE vdi snapshot -s snap0 base1 -p 7000
> +$COLLIE vdi snapshot -s snap0 base2 -p 7001
> +$COLLIE vdi snapshot -s snap0 base3 -p 7002
> +sleep 1
> +
> +for i in `seq 1 10`; do
> +	$COLLIE vdi snapshot -s snap$i base1 -p 7000
> +	$COLLIE vdi delete -s snap$(($i - 1)) base1 -p 7000
> +	sleep 1
> +done &
> +
> +for i in `seq 1 10`; do
> +	$COLLIE vdi snapshot -s snap$i base2 -p 7001
> +	$COLLIE vdi delete -s snap$(($i - 1)) base2 -p 7001
> +	sleep 1
> +done &
> +
> +for i in `seq 1 10`; do
> +	$COLLIE vdi snapshot -s snap$i base3 -p 7002
> +	$COLLIE vdi delete -s snap$(($i - 1)) base3 -p 7002
> +	sleep 1
> +done &
> +
> +wait
> +
> +$COLLIE vdi delete base1 -p 7000
> +$COLLIE vdi delete base2 -p 7001
> +$COLLIE vdi delete base3 -p 7002
> +$COLLIE vdi delete -s snap10 base1 -p 7000
> +$COLLIE vdi delete -s snap10 base2 -p 7001
> +$COLLIE vdi delete -s snap10 base3 -p 7002
> +
> +echo there should be no vdi
> +$COLLIE vdi list
> +
> +echo there should be no object
> +$COLLIE node info
> +
> +find /tmp/sheepdog/*/cache -type f | sort
> +

/tmp/sheepdog should be $STORE, and there is a redundant newline at
EOF.  The other parts look good to me.

Thanks,

Kazutaka