[sheepdog] [PATCH] tests: Implement fast random on AES

[Liu Yuan]

On 05/15/2013 09:40 AM, Joseph Glanville wrote:
> Signed-off-by: Joseph Glanville <joseph.glanville at orionvm.com.au>
> ---
>  tests/008       |    2 +-
>  tests/009       |    2 +-
>  tests/018       |    2 +-
>  tests/019       |    2 +-
>  tests/020       |    2 +-
>  tests/030       |    6 +++---
>  tests/035       |    2 +-
>  tests/049       |    2 +-
>  tests/055       |    6 +++---
>  tests/056       |    2 +-
>  tests/common.rc |    5 +++++
>  11 files changed, 19 insertions(+), 14 deletions(-)
> 
> diff --git a/tests/008 b/tests/008
> index 227ad9b..6c58eb4 100755
> --- a/tests/008
> +++ b/tests/008
> @@ -33,7 +33,7 @@ for i in `seq 0 4`; do
>  done
>  
>  for i in `seq 0 4`; do
> -    dd if=/dev/urandom | $COLLIE vdi write test$i -p 7000 &
> +    _random | $COLLIE vdi write test$i -p 7000 &
>  done
>  
>  sleep 3
> diff --git a/tests/009 b/tests/009
> index e139524..b8b2f1d 100755
> --- a/tests/009
> +++ b/tests/009
> @@ -31,7 +31,7 @@ $COLLIE vdi create test 80M -P
>  _kill_sheep 2
>  
>  # write data to the vdi
> -cat /dev/urandom | $COLLIE vdi write test
> +_random | $COLLIE vdi write test
>  
>  # restart the 3rd node
>  _start_sheep 2
> diff --git a/tests/018 b/tests/018
> index d8af69b..50ec779 100755
> --- a/tests/018
> +++ b/tests/018
> @@ -25,7 +25,7 @@ $COLLIE cluster format -c 2
>  
>  $COLLIE vdi create test 4M
>  
> -dd if=/dev/urandom | $COLLIE vdi write -w test
> +_random | $COLLIE vdi write -w test
>  
>  $COLLIE vdi flush test
>  
> diff --git a/tests/019 b/tests/019
> index 98fc2b8..9bc2a88 100755
> --- a/tests/019
> +++ b/tests/019
> @@ -25,7 +25,7 @@ $COLLIE cluster format -c 2
>  
>  $COLLIE vdi create test 4M
>  
> -dd if=/dev/urandom | $COLLIE vdi write test
> +_random | $COLLIE vdi write test
>  
>  for port in `seq 0 2`; do
>      $COLLIE vdi read test -p 700$port | md5sum > /tmp/csum.$port
> diff --git a/tests/020 b/tests/020
> index 6fe2e32..c5993f8 100755
> --- a/tests/020
> +++ b/tests/020
> @@ -25,7 +25,7 @@ $COLLIE cluster format -c 2
>  
>  $COLLIE vdi create test 40M
>  
> -dd if=/dev/urandom | $COLLIE vdi write test
> +_random | $COLLIE vdi write test
>  
>  # check cache size, should be 20 * 80%
>  nr=`ls $STORE/0/cache/7c2b25 | wc -l`
> diff --git a/tests/030 b/tests/030
> index 7c5ed98..6c58658 100755
> --- a/tests/030
> +++ b/tests/030
> @@ -25,15 +25,15 @@ $COLLIE cluster format -c 2
>  
>  $COLLIE vdi create test 8M
>  
> -dd if=/dev/urandom | $COLLIE vdi write test
> +_random | $COLLIE vdi write test
>  $COLLIE cluster snapshot
>  $COLLIE vdi read test | md5sum > /tmp/csum.1
>  
> -dd if=/dev/urandom | $COLLIE vdi write test
> +_random | $COLLIE vdi write test
>  $COLLIE cluster snapshot
>  $COLLIE vdi read test | md5sum > /tmp/csum.2
>  
> -dd if=/dev/urandom | $COLLIE vdi write test
> +_random | $COLLIE vdi write test
>  $COLLIE cluster snapshot -l | _filter_date
>  
>  $COLLIE cluster snapshot -R 2
> diff --git a/tests/035 b/tests/035
> index 5b948c9..f2c59e2 100755
> --- a/tests/035
> +++ b/tests/035
> @@ -35,7 +35,7 @@ _wait_for_sheep 6
>  $COLLIE cluster format -c 3 -m unsafe
>  
>  $COLLIE vdi create test 40M
> -dd if=/dev/urandom | $COLLIE vdi write test &
> +_random | $COLLIE vdi write test &
>  
>  sleep 3
>  # Test write timeout
> diff --git a/tests/049 b/tests/049
> index 1336b5f..b27be1a 100755
> --- a/tests/049
> +++ b/tests/049
> @@ -25,7 +25,7 @@ $COLLIE cluster format -c 1
>  sleep 1
>  
>  $COLLIE vdi create test 20M
> -dd if=/dev/urandom | $COLLIE vdi write -w test
> +_random | $COLLIE vdi write -w test
>  
>  $COLLIE cluster shutdown
>  _wait_for_sheep_stop
> diff --git a/tests/055 b/tests/055
> index 6b99552..9b908e4 100755
> --- a/tests/055
> +++ b/tests/055
> @@ -25,14 +25,14 @@ $COLLIE vdi create test 200M -P
>  
>  # simulate one disk failure
>  rm $STORE/0/d0 -rf
> -dd if=/dev/urandom | $COLLIE vdi write test
> +_random | $COLLIE vdi write test
>  _wait_for_sheep_recovery 0
>  $COLLIE vdi check test
>  $COLLIE cluster info | _filter_cluster_info
>  
>  # simulate multiple disk failure
>  rm $STORE/1/d0 -rf
> -dd if=/dev/urandom | $COLLIE vdi write test &
> +_random | $COLLIE vdi write test &
>  sleep 1
>  rm $STORE/1/d1 -rf
>  _wait_for_sheep_recovery 0
> @@ -42,7 +42,7 @@ $COLLIE cluster info | _filter_cluster_info
>  
>  # simulate all disks failure
>  rm $STORE/1/d2 -rf
> -dd if=/dev/urandom | $COLLIE vdi write test
> +_random | $COLLIE vdi write test
>  $COLLIE vdi check test
>  $COLLIE cluster info | _filter_cluster_info
>  
> diff --git a/tests/056 b/tests/056
> index 9a45187..a76b1fe 100755
> --- a/tests/056
> +++ b/tests/056
> @@ -26,7 +26,7 @@ $COLLIE vdi create test 200M -P
>  # node event after disk failure
>  _safe_remove $STORE/0/d0
>  
> -dd if=/dev/urandom | $COLLIE vdi write test &
> +_random | $COLLIE vdi write test &
>  sleep 1
>  _start_sheep 3
>  _wait_for_sheep 4
> diff --git a/tests/common.rc b/tests/common.rc
> index e9c0af0..6150090 100644
> --- a/tests/common.rc
> +++ b/tests/common.rc
> @@ -399,5 +399,10 @@ _cleanup_devices()
>      done
>  }
>  
> +_random()
> +{
> +	openssl enc -aes-256-ctr -pass pass:"$(date)" -nosalt < /dev/zero 2>/dev/null
> +}
> +
>  # make sure this script returns success
>  /bin/true
> 

Applied, thanks.

Yuan