| #!/bin/ksh -p |
| # |
| # CDDL HEADER START |
| # |
| # The contents of this file are subject to the terms of the |
| # Common Development and Distribution License (the "License"). |
| # You may not use this file except in compliance with the License. |
| # |
| # You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE |
| # or http://www.opensolaris.org/os/licensing. |
| # See the License for the specific language governing permissions |
| # and limitations under the License. |
| # |
| # When distributing Covered Code, include this CDDL HEADER in each |
| # file and include the License file at usr/src/OPENSOLARIS.LICENSE. |
| # If applicable, add the following below this CDDL HEADER, with the |
| # fields enclosed by brackets "[]" replaced with your own identifying |
| # information: Portions Copyright [yyyy] [name of copyright owner] |
| # |
| # CDDL HEADER END |
| # |
| |
| # |
| # Copyright 2007 Sun Microsystems, Inc. All rights reserved. |
| # Use is subject to license terms. |
| # |
| |
| # |
| # Copyright (c) 2013, 2016 by Delphix. All rights reserved. |
| # |
| |
| . $STF_SUITE/include/libtest.shlib |
| |
| # |
| # DESCRIPTION: |
| # Verify file link count is zero on zfs |
| # |
| # STRATEGY: |
| # 1. Make sure this test executes on multi-processes system |
| # 2. Make zero size files and remove them in the background |
| # 3. Call the binary |
| # 4. Make sure the files can be removed successfully |
| # |
| |
| verify_runnable "both" |
| |
| log_assert "Verify file link count is zero on zfs" |
| |
| export ITERS=10 |
| export NUMFILES=10000 |
| |
| if is_freebsd; then |
| log_unsupported "Not applicable on FreeBSD" |
| fi |
| |
| # Detect and make sure this test must be executed on a multi-process system |
| if ! is_mp; then |
| log_unsupported "This test requires a multi-processor system." |
| fi |
| |
| log_must mkdir -p ${TESTDIR}/tmp |
| |
| typeset -i i=0 |
| while [ $i -lt $NUMFILES ]; do |
| (( i = i + 1 )) |
| touch ${TESTDIR}/tmp/x$i > /dev/null 2>&1 |
| done |
| |
| sleep 3 |
| |
| rm -f ${TESTDIR}/tmp/x* >/dev/null 2>&1 |
| |
| rm_lnkcnt_zero_file ${TESTDIR}/tmp/test$$ > /dev/null 2>&1 & |
| PID=$! |
| log_note "rm_lnkcnt_zero_file ${TESTDIR}/tmp/test$$ pid: $PID" |
| |
| i=0 |
| while [ $i -lt $ITERS ]; do |
| if ! pgrep rm_lnkcnt_zero_file > /dev/null ; then |
| log_note "rm_lnkcnt_zero_file completes" |
| break |
| fi |
| log_must sleep 10 |
| (( i = i + 1 )) |
| done |
| |
| if pgrep rm_lnkcnt_zero_file > /dev/null; then |
| log_must kill -TERM $PID |
| log_fail "file link count is zero" |
| fi |
| |
| log_must kill -TERM $PID |
| log_must rm -f ${TESTDIR}/tmp/test$$* |
| |
| log_pass "Verify file link count is zero on zfs" |