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',
 151         $filter,    '--latest',  $context->{trelease}, '--tmpl',
 152         $templates, '--docroot', $dir,                 '--localstatic'
 153     );
 154
 155     print "Executing ", join( ' ', @cmd ), "\n";
 156     system(@cmd);
 157
 158     # move directory into right place
 159     my $sourcedir = File::Spec->catdir( $context->{docbook}, 'filter.xml' );
 160
 161     rename(
 162         File::Spec->catdir( $dir,                sprintf( 'exim-html-%s', $context->{trelease} ) ),
 163         File::Spec->catdir( $context->{pkgdirs}, sprintf( 'exim-html-%s', $context->{release} ) )
 164     );
 165 }
 166
 167 # ------------------------------------------------------------------
 168
 169 sub copy_docbook_files {
 170     my $context = shift;
 171
 172     # where the generated docbook files can be found
 173     my $docdir = File::Spec->catdir( $context->{release_tree}, 'doc', 'doc-docbook' );
 174
 175     # where the website docbook source dir is - push files to here
 176     my $webdir = File::Spec->catdir( $context->{webgen_base}, 'docbook', $context->{trelease} );
 177     mkpath( $webdir, { verbose => ( $verbose || $debug ) } );
 178
 179     foreach my $file ( 'spec.xml', 'filter.xml' ) {
 180         my $from  = File::Spec->catfile( $docdir,             $file );
 181         my $to    = File::Spec->catfile( $context->{docbook}, $file );
 182         my $webto = File::Spec->catfile( $webdir,             $file );
 183         copy( $from, $to );
 184         copy( $from, $webto );
 185     }
 186 }
 187
 188 # ------------------------------------------------------------------
 189
 190 sub build_documentation {
 191     my $context = shift;
 192
 193     my $docdir = File::Spec->catdir( $context->{release_tree}, 'doc', 'doc-docbook' );
 194     # documentation building gets the truncated release, without RC
 195     system("cd '$docdir' && ./OS-Fixups && make EXIM_VER=$context->{trelease} everything") == 0
 196       || croak "Doc build failed";
 197
 198     copy_docbook_files($context);
 199     build_html_documentation($context);
 200 }
 201
 202 # ------------------------------------------------------------------
 203
 204 sub move_text_docs_into_pkg {
 205     my $context = shift;
 206
 207     my $old_docdir = File::Spec->catdir( $context->{release_tree}, 'doc', 'doc-docbook' );
 208     my $old_txtdir = File::Spec->catdir( $context->{release_tree}, 'doc', 'doc-txt' );
 209     my $new_docdir = File::Spec->catdir( $context->{eximpkgdir}, 'doc' );
 210     mkpath( $new_docdir, { verbose => ( $verbose || $debug ) } );
 211
 212     # move generated documents from docbook stuff
 213     foreach my $file (qw/exim.8 spec.txt filter.txt/) {
 214         move( File::Spec->catfile( $old_docdir, $file ), File::Spec->catfile( $new_docdir, $file ) );
 215     }
 216
 217     # move text documents across
 218     foreach my $file ( glob( File::Spec->catfile( $old_txtdir, '*' ) ) ) {
 219
 220         # skip a few we dont want
 221         my $fn = ( File::Spec->splitpath($file) )[2];
 222         next
 223           if ( ( $fn eq 'ABOUT' )
 224             || ( $fn eq 'ChangeLog.0' )
 225             || ( $fn eq 'test-harness.txt' ) );
 226         move( $file, File::Spec->catfile( $new_docdir, $fn ) );
 227     }
 228 }
 229
 230 # ------------------------------------------------------------------
 231
 232 sub build_pspdfinfo_directory {
 233     my $context = shift;
 234
 235     ##foreach my $format (qw/pdf postscript texinfo info/) {
 236     foreach my $format (qw/pdf postscript/) {
 237         my $target = File::Spec->catdir( $context->{pkgdirs}, sprintf( 'exim-%s-%s', $format, $context->{release} ), 'doc' );
 238         mkpath( $target, { verbose => ( $verbose || $debug ) } );
 239
 240         # move documents across
 241         foreach my $file (
 242             glob(
 243                 File::Spec->catfile(
 244                     $context->{release_tree},
 245                     'doc',
 246                     'doc-docbook',
 247                     (
 248                         ( $format eq 'postscript' )
 249                         ? '*.ps'
 250                         : ( '*.' . $format )
 251                     )
 252                 )
 253             )
 254           )
 255         {
 256             move( $file, File::Spec->catfile( $target, ( File::Spec->splitpath($file) )[2] ) );
 257         }
 258     }
 259 }
 260
 261 # ------------------------------------------------------------------
 262
 263 sub build_main_package_directory {
 264     my $context = shift;
 265
 266     # build the exim package directory path
 267     $context->{eximpkgdir} = File::Spec->catdir( $context->{pkgdirs}, sprintf( 'exim-%s', $context->{release} ) );
 268
 269     # initially we move the exim-src directory to the new directory name
 270     rename( File::Spec->catdir( $context->{release_tree}, 'src' ), $context->{eximpkgdir} )
 271       || croak "Rename of src dir failed - $!";
 272
 273     # add Local subdirectory
 274     mkpath( File::Spec->catdir( $context->{eximpkgdir}, 'Local' ), { verbose => ( $verbose || $debug ) } );
 275
 276     # now add the text docs
 277     move_text_docs_into_pkg($context);
 278 }
 279
 280 # ------------------------------------------------------------------
 281
 282 sub build_package_directories {
 283     my $context = shift;
 284
 285     build_main_package_directory($context);
 286     build_pspdfinfo_directory($context);
 287 }
 288
 289 # ------------------------------------------------------------------
 290
 291 sub do_cleanup {
 292     my $context = shift;
 293
 294     print "Cleaning up\n" if ($verbose);
 295     rmtree( $context->{release_tree}, { verbose => $debug } );
 296     rmtree( $context->{docbook},      { verbose => $debug } );
 297     rmtree( $context->{pkgdirs},      { verbose => $debug } );
 298 }
 299
 300 # ------------------------------------------------------------------
 301
 302 # We prefer gtar to tar if gtar exists in $PATH
 303
 304 sub fix_paths_tar {
 305     my $context = shift;
 306     my $tar = $context->{tar_cmd};
 307
 308     return unless $tar eq 'tar';
 309
 310     foreach my $d (File::Spec->path()) {
 311         my $p = File::Spec->catfile($d, 'gtar');
 312         if (-x $p) {
 313             $context->{tar_cmd} = $p;
 314             print "Switched tar command to: $p\n" if ($verbose);
 315             return;
 316         }
 317     }
 318 }
 319
 320 # ------------------------------------------------------------------
 321
 322 sub create_tar_files {
 323     my $context = shift;
 324
 325     my $pkgs    = $context->{pkgs};
 326     my $pkgdirs = $context->{pkgdirs};
 327     my $tar     = $context->{tar_cmd};
 328     if ($verbose) {
 329         foreach my $c (keys %{ $context->{compressors} }) {
 330             print "Compression: $c\t$context->{compressors}{$c}\n";
 331         }
 332     }
 333
 334     foreach my $dir ( glob( File::Spec->catdir( $pkgdirs, ( 'exim*-' . $context->{release} ) ) ) ) {
 335         my $dirname = ( File::Spec->splitdir($dir) )[-1];
 336         if ($context->{compressors}{gzip}) {
 337             print "Creating: ${pkgs}/${dirname}.tar.gz\n" if ($verbose);
 338             system("$tar cf  ${pkgs}/${dirname}.tar.gz  --gzip  -C ${pkgdirs} ${dirname}")
 339         }
 340         if ($context->{compressors}{bzip2}) {
 341             print "Creating: ${pkgs}/${dirname}.tar.bz2\n" if ($verbose);
 342             system("$tar cf  ${pkgs}/${dirname}.tar.bz2 --bzip2 -C ${pkgdirs} ${dirname}")
 343         }
 344         if ($context->{compressors}{lzip}) {
 345             print "Creating: ${pkgs}/${dirname}.tar.lz\n" if ($verbose);
 346             system("$tar cf  ${pkgs}/${dirname}.tar.lz  --lzip  -C ${pkgdirs} ${dirname}")
 347         }
 348     }
 349 }
 350
 351 # ------------------------------------------------------------------
 352 {
 353     my $man;
 354     my $help;
 355     my $context = {
 356         pkgname     => 'exim',
 357         orig_dir    => File::Spec->curdir(),
 358         tmp_dir     => File::Temp->newdir(),
 359         webgen_base => "$FindBin::Bin/../../../exim-website",
 360         tar_cmd     => 'tar',
 361         compressors => {
 362                 gzip    => 1,
 363                 bzip2   => 1,
 364                 lzip    => 0,
 365         },
 366     };
 367     my $delete;
 368     my $cleanup = 1;
 369     ##$ENV{'PATH'} = '/opt/local/bin:' . $ENV{'PATH'};
 370
 371     unless (
 372         GetOptions(
 373             'directory=s'   => \$context->{directory},
 374             'webgen_base=s' => \$context->{webgen_base},
 375             'tar'           => \$context->{tar_cmd},
 376             'lzip!'         => \$context->{compressors}{lzip},
 377             'verbose!'      => \$verbose,
 378             'debug!'        => \$debug,
 379             'help|?'        => \$help,
 380             'man!'          => \$man,
 381             'delete!'       => \$delete,
 382             'cleanup!'      => \$cleanup,
 383         )
 384       )
 385     {
 386         pod2usage( -exitval => 1, -verbose => 0 );
 387     }
 388     pod2usage(0) if $help;
 389     pod2usage( -verbose => 2 ) if $man;
 390
 391     get_and_check_version( shift, $context );
 392     fix_paths_tar($context);
 393     $context->{tag} = build_tag($context);
 394     deal_with_working_directory( $context, $delete );
 395     export_git_tree($context);
 396     chdir( $context->{directory} ) || die;
 397     unpack_tree($context);
 398     make_version_script($context);
 399     build_documentation($context);
 400     build_package_directories($context);
 401     create_tar_files($context);
 402     do_cleanup($context) if ($cleanup);
 403 }
 404
 405 1;
 406
 407 __END__
 408
 409 =head1 NAME
 410
 411 mk_exim_release.pl - Build an exim release
 412
 413 =head1 SYNOPSIS
 414
 415 mk_exim_release.pl [options] version
 416
 417  Options:
 418    --debug             force debug mode (SQL Trace)
 419    --verbose           force verbose mode
 420    --help              display this help and exits
 421    --man               displays man page
 422    --tar=cmd           command to use for tar
 423    --directory=dir     dir to package
 424    --no-lzip           do not create .tar.lz files
 425    --delete            Delete packaging directory at start
 426
 427 =head1 OPTIONS
 428
 429 =over 4
 430
 431 =item B<--debug>
 432
 433 Forces debug mode cause all SQL statements generated by L<DBIx::Class>
 434 to be output.
 435
 436 =item B<--tar>
 437
 438 Use to override the path to the tar command; without this, will search for
 439 gtar, and if not found use tar.  Need GNU tar for lzip, unless --no-lzip is
 440 used.
 441
 442 =item B<--lzip>
 443
 444 Build the lzip tarballs.
 445
 446 =item B<--verbose>
 447
 448 Force verbose mode
 449
 450 =item B<--help>
 451
 452 Display help and exits
 453
 454 =item B<--man>
 455
 456 Display man page
 457
 458 =back
 459
 460 =head1 DESCRIPTION
 461
 462 Builds an exim release.
 463
 464 Starting in a populated git repo that has already been tagged for
 465 release, build docs, build packages etc.
 466
 467 Parameter is the version number to build as - ie 4.72 4.72RC1 etc
 468
 469 =head1 AUTHOR
 470
 471 Nigel Metheringham <Nigel.Metheringham@dev.intechnology.co.uk>
 472
 473 =head1 COPYRIGHT
 474
 475 Copyright 2010 Exim Maintainers. All rights reserved.
 476
 477 =cut
 478 # vim: set sw=4 et :