#!/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