Spdk/test/vhost/fuzz/fuzz.sh
Seth Howell 66203a88d6 test: add a fuzzer for the vhost API
Using the vhost_user API on the initiator side, we can craft arbitrary
requests to fuzz the vhost target APIs. This script currently supports
vhost_blk, but will support both vhost_blk and vhost_scsi.

Change-Id: I7f0af6ca2adabbc18b7029ea77b33f47fce9c16b
Signed-off-by: Seth Howell <seth.howell@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/454682
Reviewed-by: Darek Stojaczyk <dariusz.stojaczyk@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
2019-07-08 09:18:19 +00:00

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#!/usr/bin/env bash
set -e
rootdir=$(readlink -f $(dirname $0))/../../..
source $rootdir/test/common/autotest_common.sh
source "$rootdir/scripts/common.sh"
VHOST_APP="$rootdir/app/vhost/vhost -p 0"
FUZZ_RPC_SOCK="/var/tmp/spdk_fuzz.sock"
FUZZ_APP="$rootdir/test/app/fuzz/vhost_fuzz/vhost_fuzz -r $FUZZ_RPC_SOCK --wait-for-rpc"
vhost_rpc_py="$rootdir/scripts/rpc.py"
fuzz_generic_rpc_py="$rootdir/scripts/rpc.py -s $FUZZ_RPC_SOCK"
fuzz_specific_rpc_py="$rootdir/test/app/fuzz/common/fuzz_rpc.py -s $FUZZ_RPC_SOCK"
timing_enter fuzz_test
$VHOST_APP >$output_dir/vhost_fuzz_tgt_output.txt 2>&1 &
vhostpid=$!
waitforlisten $vhostpid
trap "killprocess $vhostpid; exit 1" SIGINT SIGTERM exit
$FUZZ_APP -t 10 2>$output_dir/vhost_fuzz_output1.txt &
fuzzpid=$!
waitforlisten $fuzzpid $FUZZ_RPC_SOCK
trap "killprocess $vhostpid; killprocess $fuzzpid; exit 1" SIGINT SIGTERM exit
$vhost_rpc_py construct_malloc_bdev -b Malloc0 64 512
$vhost_rpc_py construct_vhost_blk_controller Vhost.1 Malloc0
$vhost_rpc_py construct_malloc_bdev -b Malloc1 64 512
$vhost_rpc_py construct_vhost_scsi_controller naa.VhostScsi0.1
$vhost_rpc_py add_vhost_scsi_lun naa.VhostScsi0.1 0 Malloc1
$vhost_rpc_py construct_malloc_bdev -b Malloc2 64 512
$vhost_rpc_py construct_vhost_scsi_controller naa.VhostScsi0.2
$vhost_rpc_py add_vhost_scsi_lun naa.VhostScsi0.2 0 Malloc2
# test the vhost blk controller with valid data buffers.
$fuzz_specific_rpc_py fuzz_vhost_create_dev -s `pwd`/Vhost.1 -b -v
# test the vhost scsi I/O queue with valid data buffers on a valid lun.
$fuzz_specific_rpc_py fuzz_vhost_create_dev -s `pwd`/naa.VhostScsi0.1 -l -v
# test the vhost scsi management queue with valid data buffers.
$fuzz_specific_rpc_py fuzz_vhost_create_dev -s `pwd`/naa.VhostScsi0.2 -v -m
# The test won't actually begin until this option is passed in.
$fuzz_generic_rpc_py start_subsystem_init
wait $fuzzpid
$FUZZ_APP -j $rootdir/test/app/fuzz/vhost_fuzz/example.json 2>$output_dir/vhost_fuzz_output2.txt &
fuzzpid=$!
waitforlisten $fuzzpid $FUZZ_RPC_SOCK
# re-evaluate fuzzpid
trap "killprocess $vhostpid; killprocess $fuzzpid; exit 1" SIGINT SIGTERM exit
$fuzz_specific_rpc_py fuzz_vhost_create_dev -s `pwd`/Vhost.1 -b -v
$fuzz_specific_rpc_py fuzz_vhost_create_dev -s `pwd`/naa.VhostScsi0.1 -l -v
$fuzz_specific_rpc_py fuzz_vhost_create_dev -s `pwd`/naa.VhostScsi0.2 -v -m
$fuzz_generic_rpc_py start_subsystem_init
wait $fuzzpid
trap - SIGINT SIGTERM exit
killprocess $vhostpid
killprocess $fuzzpid
timing_exit fuzz_test