1 http://bugs.mysql.com/bug.php?id=44278
2 http://lists.mysql.com/commits/80079?f=plain
4 From: Jim Winstead
5 Date: August 4 2009 7:00pm
6 Subject: bzr commit into mysql-5.1-bugteam branch (jimw:3055) Bug#44278
7 List-Archive: http://lists.mysql.com/commits/80079
10 Content-Type: multipart/mixed; boundary="===============1792034184=="
12 --===============1792034184==
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18 #At file:///Users/jimw/my/mysql-5.1-fixes/ based on revid:jimw@stripped
20 3055 Jim Winstead 2009-08-04
21 mysqlhotcopy did not handle the encoding of schema names in the filesystem, so
22 schemas with most non-alphanumeric characters in their name could not be
23 backed up. (Bug #44278).
26 scripts/mysqlhotcopy.sh
27 === modified file 'scripts/mysqlhotcopy.sh'
28 --- Percona-Server-5.6.14-rel62.0/scripts/mysqlhotcopy.sh~ 2013-12-20 14:56:59.000000000 +0200
29 +++ Percona-Server-5.6.14-rel62.0/scripts/mysqlhotcopy.sh 2013-12-20 14:58:39.183005974 +0200
30 @@ -222,7 +222,7 @@ my ($tgt_dirname, $to_other_database);
32 if (defined($tgt_name) && $tgt_name =~ m:^\w+$: && @db_desc <= 1)
34 - $tgt_dirname = "$datadir/$tgt_name";
35 + $tgt_dirname = "$datadir/" . encode_identifier_as_filename($tgt_name);
38 elsif (defined($tgt_name) && ($tgt_name =~ m:/: || $tgt_name eq '.')) {
39 @@ -285,7 +285,7 @@ foreach my $rdb ( @db_desc ) {
40 my @dbh_tables = (@dbh_base_tables, @dbh_views);
42 ## get list of files to copy
43 - my $db_dir = "$datadir/$db";
44 + my $db_dir = "$datadir/" . encode_identifier_as_filename($db);
45 opendir(DBDIR, $db_dir )
46 or die "Cannot open dir '$db_dir': $!";
48 @@ -353,7 +353,8 @@ if (defined($tgt_name) && length $tgt_na
49 elsif ($opt{method} =~ /^scp\b/)
50 { # we have to trust scp to hit the target
51 foreach my $rdb ( @db_desc ) {
52 - $rdb->{target} = "$tgt_dirname/$rdb->{src}";
53 + $rdb->{target} = "$tgt_dirname/" .
54 + encode_identifier_as_filename($rdb->{src});
58 @@ -361,7 +362,8 @@ if (defined($tgt_name) && length $tgt_na
59 die "Last argument ($tgt_dirname) is not a directory\n"
60 if (!(-e $tgt_dirname && -d $tgt_dirname ) );
61 foreach my $rdb ( @db_desc ) {
62 - $rdb->{target} = "$tgt_dirname/$rdb->{src}";
63 + $rdb->{target} = "$tgt_dirname/" .
64 + encode_identifier_as_filename($rdb->{src});
68 @@ -369,7 +371,8 @@ else {
69 die "Error: expected \$opt{suffix} to exist" unless ( exists $opt{suffix} );
71 foreach my $rdb ( @db_desc ) {
72 - $rdb->{target} = "$datadir/$rdb->{src}$opt{suffix}";
73 + $rdb->{target} = "$datadir/" .
74 + encode_identifier_as_filename("$rdb->{src}$opt{suffix}");
80 mkdir($tgt_dirpath, 0750) or die "Can't create '$tgt_dirpath': $!\n"
81 unless -d $tgt_dirpath;
82 - my @f_info= stat "$datadir/$rdb->{src}";
83 + my @f_info= stat "$datadir/" .
84 + encode_identifier_as_filename($rdb->{src});
85 chown $f_info[4], $f_info[5], $tgt_dirpath;
88 @@ -471,7 +475,9 @@ my @failed = ();
90 foreach my $rdb ( @db_desc )
92 - my @files = map { "$datadir/$rdb->{src}/$_" } @{$rdb->{files}};
93 + my @files = map { "$datadir/" .
94 + encode_identifier_as_filename($rdb->{src}) .
95 + "/$_" } @{$rdb->{files}};
98 eval { copy_files($opt{method}, \@files, $rdb->{target}); };
99 @@ -482,7 +488,8 @@ foreach my $rdb ( @db_desc )
102 copy_index($opt{method}, \@files,
103 - "$datadir/$rdb->{src}", $rdb->{target} );
104 + "$datadir/" . encode_identifier_as_filename($rdb->{src}),
108 if ( $opt{checkpoint} ) {
109 @@ -794,6 +801,20 @@ sub quote_names {
110 return "`$db`.`$table`";
114 +# In MySQL 5.1 and later, directory and table names are encoded on disk.
115 +# We use the server to figure out the encoded names, and just fall back
116 +# to the unencoded identifier if that fails.
118 +sub encode_identifier_as_filename {
120 + my ($filename)= $dbh->selectrow_array(
121 + "SELECT BINARY(CAST(? AS CHAR CHARACTER SET FILENAME))",
122 + { RaiseError => 0 },
124 + return $filename ? $filename : $ident;
132 --===============1792034184==
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139 # Bazaar merge directive format 2 (Bazaar 0.90)
140 # revision_id: jimw@stripped
141 # target_branch: file:///Users/jimw/my/mysql-5.1-fixes/
142 # testament_sha1: 21dd6f5b49582e2759b846d4abfe69e3f3c913d4
143 # timestamp: 2009-08-04 12:00:08 -0700
144 # source_branch: bzr+ssh://bk-internal.mysql.com/bzrroot/server/mysql-\
146 # base_revision_id: jimw@stripped
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