| #!/bin/bash |
| # SPDX-License-Identifier: GPL-2.0 |
| |
| . "$(cd "$(dirname "$0")" && pwd)"/test_common.sh |
| |
| ERR_CODE=0 |
| |
| _prep_test "fault_inject" "fast cleanup when all I/Os of one hctx are in server" |
| |
| # configure ublk server to sleep 2s before completing each I/O |
| dev_id=$(_add_ublk_dev -t fault_inject -q 2 -d 1 --delay_us 2000000) |
| _check_add_dev $TID $? |
| |
| STARTTIME=${SECONDS} |
| |
| dd if=/dev/urandom of=/dev/ublkb${dev_id} oflag=direct bs=4k count=1 status=none > /dev/null 2>&1 & |
| dd_pid=$! |
| |
| __ublk_kill_daemon ${dev_id} "DEAD" >/dev/null |
| |
| wait $dd_pid |
| dd_exitcode=$? |
| |
| ENDTIME=${SECONDS} |
| ELAPSED=$(($ENDTIME - $STARTTIME)) |
| |
| # assert that dd sees an error and exits quickly after ublk server is |
| # killed. previously this relied on seeing an I/O timeout and so would |
| # take ~30s |
| if [ $dd_exitcode -eq 0 ]; then |
| echo "dd unexpectedly exited successfully!" |
| ERR_CODE=255 |
| fi |
| if [ $ELAPSED -ge 5 ]; then |
| echo "dd took $ELAPSED seconds to exit (>= 5s tolerance)!" |
| ERR_CODE=255 |
| fi |
| |
| _cleanup_test |
| _show_result $TID $ERR_CODE |
