release-process/scripts/mk_exim_release.pl

   1 #!/usr/bin/env perl
   2
   3 use strict;
   4 use warnings;
   5 use Carp;
   6 use File::Copy;
   7 use File::Spec;
   8 use File::Path;
   9 use File::Temp;
  10 use FindBin;
  11 use Getopt::Long;
  12 use IO::File;
  13 use Pod::Usage;
  14
  15 my $debug   = 0;
  16 my $verbose = 0;
  17
  18 # ------------------------------------------------------------------
  19
  20 sub get_and_check_version {
  21     my $release = shift;
  22     my $context = shift;
  23
  24     # make sure this looks like a real release version
  25     # which should (currently) be 4.xx or 4.xx_RCx
  26     unless ( $release =~ /^(4\.\d\d(?:_RC\d+)?)$/ ) {
  27         croak "The given version number does not look right - $release";
  28     }
  29     my $full_release  = $1;              # untainted here...
  30     my $trunc_release = $full_release;
  31     $trunc_release =~ s/^(4\.\d\d)(?:_RC\d+)?$/$1/;
  32
  33     $context->{release}  = $full_release;
  34     $context->{trelease} = $trunc_release;
  35 }
  36
  37 # ------------------------------------------------------------------
  38
  39 sub build_tag {
  40     my $context = shift;
  41
  42     # The CVS tag consists of exim-$version where $version
  43     # is the version number with . replaced with _
  44     my $modversion = $context->{release};
  45     $modversion =~ tr/0-9RC/_/cs;
  46
  47     return sprintf( 'exim-%s', $modversion );
  48 }
  49
  50 # ------------------------------------------------------------------
  51
  52 sub deal_with_working_directory {
  53     my $context = shift;
  54     my $delete  = shift;
  55
  56     # Set default directory
  57     $context->{directory} ||= File::Spec->rel2abs( sprintf( 'exim-packaging-%s', $context->{release} ) );
  58     my $directory = $context->{directory};
  59
  60     # ensure the working directory is not in place
  61     if ( -d $directory ) {
  62         if ($delete) {
  63             print "Deleting existing $directory\n" if ($verbose);
  64             rmtree( $directory, { verbose => $debug } );
  65         }
  66         if ( -d $directory ) {
  67             croak "Working directory $directory exists";
  68         }
  69     }
  70
  71     # create base directory
  72     mkpath( $context->{directory}, { verbose => ( $verbose || $debug ) } );
  73
  74     # set and create subdirectories
  75     foreach (qw(release_tree pkgs pkgdirs docbook tmp)) {
  76         $context->{$_} = File::Spec->catdir( $context->{directory}, $_ );
  77         mkpath( $context->{$_}, { verbose => ( $verbose || $debug ) } );
  78     }
  79 }
  80
  81 # ------------------------------------------------------------------
  82
  83 sub export_git_tree {
  84     my $context = shift;
  85
  86     # build git command
  87     my $archive_file = sprintf( '%s/%s-%s.tar', $context->{tmp}, $context->{pkgname}, $context->{release} );
  88     $context->{tmp_archive_file} = $archive_file;
  89     my @cmd = ( 'git', 'archive', '--format=tar', "--output=$archive_file", $context->{tag} );
  90
  91     # run git command
  92     print( "Running: ", join( ' ', @cmd ), "\n" ) if ($verbose);
  93     system(@cmd) == 0 || croak "Export failed";
  94 }
  95
  96 # ------------------------------------------------------------------
  97
  98 sub unpack_tree {
  99     my $context = shift;
 100
 101     die "Cannot see archive file\n" unless ( -f $context->{tmp_archive_file} );
 102     my @cmd = ( 'tar', 'xf', $context->{tmp_archive_file}, '-C', $context->{release_tree} );
 103
 104     # run  command
 105     print( "Running: ", join( ' ', @cmd ), "\n" ) if ($verbose);
 106     system(@cmd) == 0 || croak "Unpack failed";
 107 }
 108
 109 # ------------------------------------------------------------------
 110
 111 sub make_version_script {
 112     my $context = shift;
 113
 114     my $variant = substr( $context->{release}, length($context->{trelease}) );
 115     if ( $context->{release} ne $context->{trelease} . $variant ) {
 116         die "Broken version numbering, I'm buggy";
 117     }
 118
 119     my $srcdir    = File::Spec->catdir( $context->{release_tree}, 'src', 'src' );
 120     chdir $srcdir or die "chdir $srcdir: $\n";
 121
 122     if ( -f "version.sh" ) {
 123         print( "WARNING: version.sh already exists - leaving it in place\n" );
 124         return;
 125     }
 126
 127     my @cmd = ("../scripts/reversion", "release");
 128     print( "Running: ", join( ' ', @cmd ), "\n" ) if ($verbose);
 129     system(@cmd) == 0 || croak "reversion failed";
 130
 131     unlink "version.h";
 132
 133     -f "version.sh" or die "failed to create version.h";
 134 }
 135
 136 # ------------------------------------------------------------------
 137
 138 sub build_html_documentation {
 139     my $context = shift;
 140
 141     my $genpath   = $context->{webgen_base} . '/script/gen.pl';
 142     my $templates = $context->{webgen_base} . '/templates';
 143     my $dir       = File::Spec->catdir( $context->{release_tree}, 'html' );
 144     my $spec      = File::Spec->catfile( $context->{docbook}, 'spec.xml' );
 145     my $filter    = File::Spec->catfile( $context->{docbook}, 'filter.xml' );
 146
 147     mkdir($dir);
 148
 149     my @cmd =
 150       ( $genpath, '--spec', $spec, '--filter', $filter, '--latest', $context->{trelease}, '--tmpl', $templates, '--docroot', $dir );
 151
 152     print "Executing ", join( ' ', @cmd ), "\n";
 153     system(@cmd);
 154
 155     # move directory into right place
 156     my $sourcedir = File::Spec->catdir( $context->{docbook}, 'filter.xml' );
 157
 158     rename(
 159         File::Spec->catdir( $dir,                sprintf( 'exim-html-%s', $context->{trelease} ) ),
 160         File::Spec->catdir( $context->{pkgdirs}, sprintf( 'exim-html-%s', $context->{release} ) )
 161     );
 162 }
 163
 164 # ------------------------------------------------------------------
 165
 166 sub copy_docbook_files {
 167     my $context = shift;
 168
 169     # where the generated docbook files can be found
 170     my $docdir = File::Spec->catdir( $context->{release_tree}, 'doc', 'doc-docbook' );
 171
 172     # where the website docbook source dir is - push files to here
 173     my $webdir = File::Spec->catdir( $context->{webgen_base}, 'docbook', $context->{trelease} );
 174     mkpath( $webdir, { verbose => ( $verbose || $debug ) } );
 175
 176     foreach my $file ( 'spec.xml', 'filter.xml' ) {
 177         my $from  = File::Spec->catfile( $docdir,             $file );
 178         my $to    = File::Spec->catfile( $context->{docbook}, $file );
 179         my $webto = File::Spec->catfile( $webdir,             $file );
 180         copy( $from, $to );
 181         copy( $from, $webto );
 182     }
 183 }
 184
 185 # ------------------------------------------------------------------
 186
 187 sub build_documentation {
 188     my $context = shift;
 189
 190     my $docdir = File::Spec->catdir( $context->{release_tree}, 'doc', 'doc-docbook' );
 191     system("cd '$docdir' && ./OS-Fixups && make everything") == 0
 192       || croak "Doc build failed";
 193
 194     copy_docbook_files($context);
 195     build_html_documentation($context);
 196 }
 197
 198 # ------------------------------------------------------------------
 199
 200 sub move_text_docs_into_pkg {
 201     my $context = shift;
 202
 203     my $old_docdir = File::Spec->catdir( $context->{release_tree}, 'doc', 'doc-docbook' );
 204     my $old_txtdir = File::Spec->catdir( $context->{release_tree}, 'doc', 'doc-txt' );
 205     my $new_docdir = File::Spec->catdir( $context->{eximpkgdir}, 'doc' );
 206     mkpath( $new_docdir, { verbose => ( $verbose || $debug ) } );
 207
 208     # move generated documents from docbook stuff
 209     foreach my $file (qw/exim.8 spec.txt filter.txt/) {
 210         move( File::Spec->catfile( $old_docdir, $file ), File::Spec->catfile( $new_docdir, $file ) );
 211     }
 212
 213     # move text documents across
 214     foreach my $file ( glob( File::Spec->catfile( $old_txtdir, '*' ) ) ) {
 215
 216         # skip a few we dont want
 217         my $fn = ( File::Spec->splitpath($file) )[2];
 218         next
 219           if ( ( $fn eq 'ABOUT' )
 220             || ( $fn eq 'ChangeLog.0' )
 221             || ( $fn eq 'test-harness.txt' ) );
 222         move( $file, File::Spec->catfile( $new_docdir, $fn ) );
 223     }
 224 }
 225
 226 # ------------------------------------------------------------------
 227
 228 sub build_pspdfinfo_directory {
 229     my $context = shift;
 230
 231     ##foreach my $format (qw/pdf postscript texinfo info/) {
 232     foreach my $format (qw/pdf postscript/) {
 233         my $target = File::Spec->catdir( $context->{pkgdirs}, sprintf( 'exim-%s-%s', $format, $context->{release} ), 'doc' );
 234         mkpath( $target, { verbose => ( $verbose || $debug ) } );
 235
 236         # move documents across
 237         foreach my $file (
 238             glob(
 239                 File::Spec->catfile(
 240                     $context->{release_tree},
 241                     'doc',
 242                     'doc-docbook',
 243                     (
 244                         ( $format eq 'postscript' )
 245                         ? '*.ps'
 246                         : ( '*.' . $format )
 247                     )
 248                 )
 249             )
 250           )
 251         {
 252             move( $file, File::Spec->catfile( $target, ( File::Spec->splitpath($file) )[2] ) );
 253         }
 254     }
 255 }
 256
 257 # ------------------------------------------------------------------
 258
 259 sub build_main_package_directory {
 260     my $context = shift;
 261
 262     # build the exim package directory path
 263     $context->{eximpkgdir} = File::Spec->catdir( $context->{pkgdirs}, sprintf( 'exim-%s', $context->{release} ) );
 264
 265     # initially we move the exim-src directory to the new directory name
 266     rename( File::Spec->catdir( $context->{release_tree}, 'src' ), $context->{eximpkgdir} )
 267       || croak "Rename of src dir failed - $!";
 268
 269     # add Local subdirectory
 270     mkpath( File::Spec->catdir( $context->{eximpkgdir}, 'Local' ), { verbose => ( $verbose || $debug ) } );
 271
 272     # now add the text docs
 273     move_text_docs_into_pkg($context);
 274 }
 275
 276 # ------------------------------------------------------------------
 277
 278 sub build_package_directories {
 279     my $context = shift;
 280
 281     build_main_package_directory($context);
 282     build_pspdfinfo_directory($context);
 283 }
 284
 285 # ------------------------------------------------------------------
 286
 287 sub do_cleanup {
 288     my $context = shift;
 289
 290     print "Cleaning up\n" if ($verbose);
 291     rmtree( $context->{release_tree}, { verbose => $debug } );
 292     rmtree( $context->{docbook},      { verbose => $debug } );
 293     rmtree( $context->{pkgdirs},      { verbose => $debug } );
 294 }
 295
 296 # ------------------------------------------------------------------
 297
 298 # We prefer gtar to tar if gtar exists in $PATH
 299
 300 sub fix_paths_tar {
 301     my $context = shift;
 302     my $tar = $context->{tar_cmd};
 303
 304     return unless $tar eq 'tar';
 305
 306     foreach my $d (File::Spec->path()) {
 307         my $p = File::Spec->catfile($d, 'gtar');
 308         if (-x $p) {
 309             $context->{tar_cmd} = $p;
 310             print "Switched tar command to: $p\n" if ($verbose);
 311             return;
 312         }
 313     }
 314 }
 315
 316 # ------------------------------------------------------------------
 317
 318 sub create_tar_files {
 319     my $context = shift;
 320
 321     my $pkgs    = $context->{pkgs};
 322     my $pkgdirs = $context->{pkgdirs};
 323     my $tar     = $context->{tar_cmd};
 324     if ($verbose) {
 325         foreach my $c (keys %{ $context->{compressors} }) {
 326             print "Compression: $c\t$context->{compressors}{$c}\n";
 327         }
 328     }
 329
 330     foreach my $dir ( glob( File::Spec->catdir( $pkgdirs, ( 'exim*-' . $context->{release} ) ) ) ) {
 331         my $dirname = ( File::Spec->splitdir($dir) )[-1];
 332         if ($context->{compressors}{gzip}) {
 333             print "Creating: ${pkgs}/${dirname}.tar.gz\n" if ($verbose);
 334             system("$tar cf  ${pkgs}/${dirname}.tar.gz  --gzip  -C ${pkgdirs} ${dirname}")
 335         }
 336         if ($context->{compressors}{bzip2}) {
 337             print "Creating: ${pkgs}/${dirname}.tar.bz2\n" if ($verbose);
 338             system("$tar cf  ${pkgs}/${dirname}.tar.bz2 --bzip2 -C ${pkgdirs} ${dirname}")
 339         }
 340         if ($context->{compressors}{lzip}) {
 341             print "Creating: ${pkgs}/${dirname}.tar.lz\n" if ($verbose);
 342             system("$tar cf  ${pkgs}/${dirname}.tar.lz  --lzip  -C ${pkgdirs} ${dirname}")
 343         }
 344     }
 345 }
 346
 347 # ------------------------------------------------------------------
 348 {
 349     my $man;
 350     my $help;
 351     my $context = {
 352         pkgname     => 'exim',
 353         orig_dir    => File::Spec->curdir(),
 354         tmp_dir     => File::Temp->newdir(),
 355         webgen_base => "$FindBin::Bin/../../../exim-website",
 356         tar_cmd     => 'tar',
 357         compressors => {
 358                 gzip    => 1,
 359                 bzip2   => 1,
 360                 lzip    => 1,
 361         },
 362     };
 363     my $delete;
 364     my $cleanup = 1;
 365     ##$ENV{'PATH'} = '/opt/local/bin:' . $ENV{'PATH'};
 366
 367     unless (
 368         GetOptions(
 369             'directory=s'   => \$context->{directory},
 370             'webgen_base=s' => \$context->{webgen_base},
 371             'tar'           => \$context->{tar_cmd},
 372             'lzip!'         => \$context->{compressors}{lzip},
 373             'verbose!'      => \$verbose,
 374             'debug!'        => \$debug,
 375             'help|?'        => \$help,
 376             'man!'          => \$man,
 377             'delete!'       => \$delete,
 378             'cleanup!'      => \$cleanup,
 379         )
 380       )
 381     {
 382         pod2usage( -exitval => 1, -verbose => 0 );
 383     }
 384     pod2usage(0) if $help;
 385     pod2usage( -verbose => 2 ) if $man;
 386
 387     get_and_check_version( shift, $context );
 388     fix_paths_tar($context);
 389     $context->{tag} = build_tag($context);
 390     deal_with_working_directory( $context, $delete );
 391     export_git_tree($context);
 392     chdir( $context->{directory} ) || die;
 393     unpack_tree($context);
 394     make_version_script($context);
 395     build_documentation($context);
 396     build_package_directories($context);
 397     create_tar_files($context);
 398     do_cleanup($context) if ($cleanup);
 399 }
 400
 401 1;
 402
 403 __END__
 404
 405 =head1 NAME
 406
 407 mk_exim_release.pl - Build an exim release
 408
 409 =head1 SYNOPSIS
 410
 411 mk_exim_release.pl [options] version
 412
 413  Options:
 414    --debug             force debug mode (SQL Trace)
 415    --verbose           force verbose mode
 416    --help              display this help and exits
 417    --man               displays man page
 418    --tar=cmd           command to use for tar
 419    --directory=dir     dir to package
 420    --no-lzip           do not create .tar.lz files
 421    --delete            Delete packaging directory at start
 422
 423 =head1 OPTIONS
 424
 425 =over 4
 426
 427 =item B<--debug>
 428
 429 Forces debug mode cause all SQL statements generated by L<DBIx::Class>
 430 to be output.
 431
 432 =item B<--tar>
 433
 434 Use to override the path to the tar command; without this, will search for
 435 gtar, and if not found use tar.  Need GNU tar for lzip, unless --no-lzip is
 436 used.
 437
 438 =item B<--no-lzip>
 439
 440 Do not build the lzip tarballs.
 441
 442 =item B<--verbose>
 443
 444 Force verbose mode
 445
 446 =item B<--help>
 447
 448 Display help and exits
 449
 450 =item B<--man>
 451
 452 Display man page
 453
 454 =back
 455
 456 =head1 DESCRIPTION
 457
 458 Builds an exim release.
 459
 460 Starting in a populated git repo that has already been tagged for
 461 release, build docs, build packages etc.
 462
 463 Parameter is the version number to build as - ie 4.72 4.72RC1 etc
 464
 465 =head1 AUTHOR
 466
 467 Nigel Metheringham <Nigel.Metheringham@dev.intechnology.co.uk>
 468
 469 =head1 COPYRIGHT
 470
 471 Copyright 2010 Exim Maintainers. All rights reserved.
 472
 473 =cut
 474 # vim: set sw=4 et :