| #!/bin/sh |
| # SPDX-License-Identifier: GPL-2.0-or-later |
| # Copyright (c) 2016-2018 Oracle and/or its affiliates. All Rights Reserved. |
| # Copyright (c) International Business Machines Corp., 2001 |
| # |
| # PURPOSE: |
| # Two processes open FLOCK_IDATA file simultaneously |
| # each one locks odd and even lines of the file simultaneously |
| # and fill them with '0's and '1's. After they find eof, the |
| # datafiles are compared. |
| |
| TST_SETUP="do_setup" |
| TST_TESTFUNC="do_test" |
| |
| . nfs_lib.sh |
| |
| LUSER=${LUSER:=root} |
| |
| do_setup() |
| { |
| nfs_setup |
| |
| tst_res TINFO "creating test files" |
| ROD nfs_flock_dgen flock_data 63 16384 0 |
| ROD nfs_flock_dgen flock_odata 63 16384 1 |
| |
| [ "$(wc -c flock_data | awk '{print $1}')" -ne 1048576 ] && \ |
| tst_brk TBROK "could not create 'flock_data'" |
| |
| [ "$(wc -c flock_odata | awk '{print $1}')" -ne 1048576 ] && \ |
| tst_brk TBROK "could not create 'flock_odata'" |
| } |
| |
| do_test() |
| { |
| tst_res TINFO "Testing locking" |
| |
| ROD cp flock_data flock_idata |
| |
| tst_res TINFO "locking 'flock_idata' file and writing data" |
| |
| nfs_flock 0 flock_idata & |
| local pids=$! |
| nfs_flock 1 flock_idata & |
| pids="$pids $!" |
| |
| tst_res TINFO "waiting for pids: $pids" |
| for p in $pids; do |
| wait $p |
| if [ $? -ne 0 ]; then |
| tst_brk TFAIL "nfs_lock process failed" |
| else |
| tst_res TINFO "$p completed" |
| fi |
| done |
| |
| diff flock_odata flock_idata |
| if [ $? -ne 0 ]; then |
| tst_res TFAIL "content is different" |
| else |
| tst_res TPASS "content is the same" |
| fi |
| } |
| |
| tst_run |