#!/usr/bin/env bash

testdir=$(readlink -f $(dirname $0))
rootdir=$(readlink -f $testdir/../../..)
source $rootdir/test/common/autotest_common.sh
source $rootdir/test/nvmf/common.sh

MALLOC_BDEV_SIZE=64
MALLOC_BLOCK_SIZE=512
LVOL_BDEV_INIT_SIZE=20
LVOL_BDEV_FINAL_SIZE=30

rpc_py="$rootdir/scripts/rpc.py"

nvmftestinit
nvmfappstart -m 0x7

$rpc_py nvmf_create_transport $NVMF_TRANSPORT_OPTS -u 8192

# Construct a RAID volume for the logical volume store
base_bdevs="$($rpc_py bdev_malloc_create $MALLOC_BDEV_SIZE $MALLOC_BLOCK_SIZE) "
base_bdevs+=$($rpc_py bdev_malloc_create $MALLOC_BDEV_SIZE $MALLOC_BLOCK_SIZE)
$rpc_py bdev_raid_create -n raid0 -z 64 -r 0 -b "$base_bdevs"

# Create the logical volume store on the RAID volume
lvs=$($rpc_py bdev_lvol_create_lvstore raid0 lvs)

# Create a logical volume on the logical volume store
lvol=$($rpc_py bdev_lvol_create -u $lvs lvol $LVOL_BDEV_INIT_SIZE)

# Create an NVMe-oF subsystem and add the logical volume as a namespace
$rpc_py nvmf_create_subsystem nqn.2016-06.io.spdk:cnode0 -a -s SPDK0
$rpc_py nvmf_subsystem_add_ns nqn.2016-06.io.spdk:cnode0 $lvol
$rpc_py nvmf_subsystem_add_listener nqn.2016-06.io.spdk:cnode0 -t $TEST_TRANSPORT -a $NVMF_FIRST_TARGET_IP -s $NVMF_PORT
$rpc_py nvmf_subsystem_add_listener discovery -t $TEST_TRANSPORT -a $NVMF_FIRST_TARGET_IP -s $NVMF_PORT

# Start random writes in the background
$SPDK_EXAMPLE_DIR/perf -r "trtype:$TEST_TRANSPORT adrfam:IPv4 traddr:$NVMF_FIRST_TARGET_IP trsvcid:$NVMF_PORT" -o 4096 -q 128 -s 512 -w randwrite -t 10 -c 0x18 &
perf_pid=$!

sleep 1

# Perform some operations on the logical volume
snapshot=$($rpc_py bdev_lvol_snapshot $lvol "MY_SNAPSHOT")
$rpc_py bdev_lvol_resize $lvol $LVOL_BDEV_FINAL_SIZE
clone=$($rpc_py bdev_lvol_clone $snapshot "MY_CLONE")
$rpc_py bdev_lvol_inflate $clone

# Wait for I/O to complete
wait $perf_pid

# Clean up
$rpc_py nvmf_delete_subsystem nqn.2016-06.io.spdk:cnode0
$rpc_py bdev_lvol_delete $lvol
$rpc_py bdev_lvol_delete_lvstore -u $lvs

rm -f ./local-job*

trap - SIGINT SIGTERM EXIT

nvmftestfini
