+++ /dev/null
-#!/usr/bin/perl -w
-
-#
-# symlink test: Verify that symbolic links work
-#
-
-use IPC::Open2;
-
-use strict;
-use FindBin;
-use lib "$FindBin::Bin";
-use helper;
-
-sub usage
-{
- print "Usage: ./test_symlink.pl [-alpha] <src> <dest>: Create a symlink from src to dest\n";
- exit(-1);
-}
-
-sub clean_exit
-{
- my ($cmdfh, $outfh, $exit_num, $exit_str) = @_;
-
- print STDOUT "$exit_str";
-
- # Free buffers
- my $cmdstr = 'FREE $srcbuf'."\n";
-
- print $cmdfh $cmdstr;
-
- my $res = <$outfh>;
- chop($res);
- if ($res ne "0000 ") {
- print STDOUT "ERROR! Failed to free srcbuf (code $res)\n";
- }
-
- $cmdstr = 'FREE $destbuf'."\n";
-
- print $cmdfh $cmdstr;
-
- $res = <$outfh>;
- chop($res);
- if ($res ne "0000 ") {
- print STDOUT "ERROR! Failed to free destbuf (code $res)\n";
- }
-
- print $cmdfh "exit\n";
- close $outfh;
-
- # Give test_driver time to finish
- sleep 0.000001;
-
- exit $exit_num;
-}
-
-sub process_cmd
-{
- my ($src, $dest, $is_alpha) = @_;
-
- # Get tests directory
- my $testdir = $FindBin::Bin;
-
- eval {
- if ($is_alpha == 0) {
- open2(\*OUTFILE, \*CMDFILE, "$testdir/test_driver --np");
- } else {
- open2(\*OUTFILE, \*CMDFILE, "yod -quiet -sz 1 $testdir/test_driver --np");
- }
- };
-
- if ($@) {
- if ($@ =~ /^open2/) {
- warn "open2 failed: $!\n$@\n";
- return;
- }
- die;
-
- }
-
- my $outfh = \*OUTFILE;
- my $cmdfh = \*CMDFILE;
-
- if ($is_alpha == 0) {
- helper::send_cmd($cmdfh, $outfh, "init", "CALL init\n");
- }
-
- # Get the filesize of src
- my $size = -s $src;
- my $bufsize;
-
- if ( $size > 1024) { # Arbitrary limit
- $bufsize = 1024;
- } else {
- $bufsize = $size;
- }
-
- # Create the symbolic link from src to dest
- my $cmdstr = "CALL symlink $src $dest\n";
- helper::send_cmd($cmdfh, $outfh, "open", $cmdstr);
-
- helper::verify_cmd($cmdfh, $outfh, "symlink");
-
- # Open src
- $cmdstr = '$src = CALL open '."$src O_RDONLY\n";
- helper::send_cmd($cmdfh, $outfh, "open", $cmdstr);
-
- # Open dest
- $cmdstr = '$dest = CALL open '."$dest O_RDONLY\n";
- helper::send_cmd($cmdfh, $outfh, "open", $cmdstr);
-
- my $res = helper::verify_cmd($cmdfh, $outfh, "open $dest");
-
- # Allocate buffer for src
- $cmdstr = '$srcbuf = ALLOC '."$bufsize\n";
- helper::send_cmd($cmdfh, $outfh, "ALLOC", $cmdstr);
-
- # Allocate buffer for dest
- $cmdstr = '$destbuf = ALLOC '."$bufsize\n";
- helper::send_cmd($cmdfh, $outfh, "ALLOC", $cmdstr);
-
-
- # Read size bytes from src and dest, then compare them and verify they
- # are the same
- $cmdstr = 'CALL read $src $srcbuf '."$bufsize\n";
- helper::send_cmd($cmdfh, $outfh, "read $src", $cmdstr);
-
- $res = helper::verify_cmd($cmdfh, $outfh, "read $src");
- my $readb = oct($res);
-
- # Now read $readb from dest
- $cmdstr = 'CALL read $dest $destbuf '."$readb\n";
- helper::send_cmd($cmdfh, $outfh, "read $dest", $cmdstr);
-
- $res = helper::verify_cmd($cmdfh, $outfh, "read $dest");
-
- my $errstr;
- if ($readb != oct($res)) {
- $errstr = "ERROR! Read $readb bytes from src but only $res bytes from dest\n";
- clean_exit($cmdfh, $outfh, 1, $errstr);
- }
-
- # Compare the two buffers
- $cmdstr = 'CALL cmpstr $srcbuf $destbuf'."\n";
- helper::send_cmd($cmdfh, $outfh, "cmpstr", $cmdstr);
-
- # Verify that it returned an error
- $cmdstr = 'PRINT $$';
- $cmdstr .= "\n";
- helper::send_cmd($cmdfh, $outfh, "PRINT", $cmdstr);
-
- $res = <$outfh>;
- chop($res);
-
- $res = helper::verify_cmd($cmdfh, $outfh, "cmpstr");
- $res = oct($res);
- if ($res != 0) {
- $errstr = "ERROR! Buffers from $src and $dest do not match\n";
- clean_exit($cmdfh, $outfh, 1, $errstr);
- }
-
- # Clean up
- $cmdstr = 'CALL close $src'."\n";
- helper::send_cmd($cmdfh, $outfh, "close", $cmdstr);
- $cmdstr = 'CALL close $dest'."\n";
- helper::send_cmd($cmdfh, $outfh, "close", $cmdstr);
-
- # Clear out destbuf
- $cmdstr = 'CALL clear $destbuf'."\n";
- helper::send_cmd($cmdfh, $outfh, "CLEAR", $cmdstr);
-
- # Now remove the symbolic link and make sure everything stays the same
-
- # Remove the link (this assumes the link is not in incore)
- $cmdstr = "CALL unlink $dest\n";
- helper::send_cmd($cmdfh, $outfh, "unlink", $cmdstr);
- helper::verify_cmd($cmdfh, $outfh, "unlink");
-
- # Attempt to open the symbolic link. This should return an error
- $cmdstr = 'CALL open '."$dest O_RDONLY\n";
- helper::send_cmd($cmdfh, $outfh, "open", $cmdstr);
-
- # Verify that it returned an error
- $cmdstr = 'PRINT $$';
- $cmdstr .= "\n";
- helper::send_cmd($cmdfh, $outfh, "PRINT", $cmdstr);
-
- $res = <$outfh>;
- chop($res);
-
- if ($res ne "0xffffffff") {
- $errstr = "ERROR! Open on $dest succeeded (should have failed)\n";
- clean_exit($cmdfh, $outfh, 1, $errstr);
- }
-
- # Now read from the src again and make sure it matches the original
-
- # Open src
- $cmdstr = '$src2 = CALL open '."$src O_RDONLY\n";
- helper::send_cmd($cmdfh, $outfh, "open", $cmdstr);
- helper::verify_cmd($cmdfh, $outfh, "open $src(2)");
-
- $cmdstr = 'CALL read $src2 $destbuf '."$readb\n";
- helper::send_cmd($cmdfh, $outfh, "read $src(2)", $cmdstr);
-
- $res = helper::verify_cmd($cmdfh, $outfh, "read $src(2)");
-
- if ($readb != oct($res)) {
- $errstr = "ERROR! Read $readb bytes from src originally but now only $res bytes\n";
- clean_exit($cmdfh, $outfh, 1, $errstr);
- }
-
- # Compare the two buffers
- $cmdstr = 'CALL cmpstr $srcbuf $destbuf'."\n";
- helper::send_cmd($cmdfh, $outfh, "cmpstr", $cmdstr);
- $res = helper::verify_cmd($cmdfh, $outfh, "cmpstr");
- $res = oct($res);
- if ($res != 0) {
- $errstr = "ERROR! Original buffers from $src and new buf do not match\n";
- clean_exit($cmdfh, $outfh, 1, $errstr);
- }
-
- # Clean up
- $cmdstr = 'CALL close $src2'."\n";
- helper::send_cmd($cmdfh, $outfh, "close", $cmdstr);
-
- clean_exit($cmdfh, $outfh, 0, "Symlink test successful\n");
- exit 0;
-}
-
-my $currarg = 0;
-my $is_alpha = 0;
-
-if (@ARGV < 2) {
- usage;
-} elsif (@ARGV > 2 ) {
- if ($ARGV[$currarg++] eq "-alpha") {
- $is_alpha = 1;
- }
-}
-
-my $src = $ARGV[$currarg++];
-my $dest = $ARGV[$currarg];
-
-process_cmd($src, $dest, $is_alpha);
-
-
-exit 0;
git://git.whamcloud.com / fs / lustre-release.git / blobdiff