DAB.pm

   1 package PVE::DAB;
   2
   3 use strict;
   4 use warnings;
   5 use IO::File;
   6 use File::Path;
   7 use File::Basename;
   8 use IO::Select;
   9 use IPC::Open2;
  10 use IPC::Open3;
  11 use POSIX qw (LONG_MAX);
  12 use UUID;
  13 use Cwd;
  14
  15 # fixme: lock container ?
  16
  17 my $dablibdir = "/usr/lib/dab";
  18 my $devicetar = "$dablibdir/devices.tar.gz";
  19 my $default_env = "$dablibdir/scripts/defenv";
  20 my $fake_init = "$dablibdir/scripts/init.pl";
  21 my $script_ssh_init = "$dablibdir/scripts/ssh_gen_host_keys";
  22 my $script_mysql_randompw = "$dablibdir/scripts/mysql_randompw";
  23 my $script_init_urandom = "$dablibdir/scripts/init_urandom";
  24
  25 my $postfix_main_cf = <<EOD;
  26 # See /usr/share/postfix/main.cf.dist for a commented, more complete version
  27
  28 smtpd_banner = \$myhostname ESMTP \$mail_name (Debian/GNU)
  29 biff = no
  30
  31 # appending .domain is the MUA's job.
  32 append_dot_mydomain = no
  33
  34 # Uncomment the next line to generate "delayed mail" warnings
  35 #delay_warning_time = 4h
  36
  37 alias_maps = hash:/etc/aliases
  38 alias_database = hash:/etc/aliases
  39 mydestination = \$myhostname, localhost.\$mydomain, localhost
  40 relayhost =
  41 mynetworks = 127.0.0.0/8
  42 inet_interfaces = loopback-only
  43 recipient_delimiter = +
  44
  45 EOD
  46
  47 # produce apt compatible filenames (/var/lib/apt/lists)
  48 sub __url_to_filename {
  49     my $url = shift;
  50
  51     $url =~ s|^\S+://||;
  52     $url =~ s|_|%5f|g;
  53     $url =~ s|/|_|g;
  54
  55     return $url;
  56 }
  57
  58 sub download {
  59     my ($self, $url, $path) = @_;
  60
  61     $self->logmsg ("download: $url\n");
  62     my $tmpfn = "$path.tmp$$";
  63     eval {
  64         $self->run_command ("wget -q '$url'  -O '$tmpfn'");
  65     };
  66
  67     my $err = $@;
  68     if ($err) {
  69         unlink $tmpfn;
  70         die $err;
  71     }
  72
  73     rename ($tmpfn, $path);
  74 }
  75
  76 sub write_file {
  77     my ($data, $file, $perm) = @_;
  78
  79     die "no filename" if !$file;
  80
  81     unlink $file;
  82
  83     my $fh = IO::File->new ($file, O_WRONLY | O_CREAT, $perm) ||
  84         die "unable to open file '$file'";
  85
  86     print $fh $data;
  87
  88     $fh->close;
  89 }
  90
  91 sub read_file {
  92     my ($file) = @_;
  93
  94     die "no filename" if !$file;
  95
  96     my $fh = IO::File->new ($file) ||
  97         die "unable to open file '$file'";
  98
  99     local $/; # slurp mode
 100
 101     my $data = <$fh>;
 102
 103     $fh->close;
 104
 105     return $data;
 106 }
 107
 108 sub read_config {
 109     my ($filename) = @_;
 110
 111     my $res = {};
 112
 113     my $fh = IO::File->new ("<$filename") || return $res;
 114     my $rec = '';
 115
 116     while (defined (my $line = <$fh>)) {
 117         next if $line =~ m/^\#/;
 118         next if $line =~ m/^\s*$/;
 119         $rec .= $line;
 120     };
 121
 122     close ($fh);
 123
 124     chomp $rec;
 125     $rec .= "\n";
 126
 127     while ($rec) {
 128         if ($rec =~ s/^Description:\s*([^\n]*)(\n\s+.*)*$//si) {
 129             $res->{headline} = $1;
 130             chomp $res->{headline};
 131             my $long = $2;
 132             $long =~ s/^\s+/ /;
 133             $res->{description} = $long;
 134             chomp $res->{description};
 135         } elsif ($rec =~ s/^([^:]+):\s*(.*\S)\s*\n//) {
 136             my ($key, $value) = (lc ($1), $2);
 137             if ($key eq 'source' || $key eq 'mirror') {
 138                 push @{$res->{$key}}, $value;
 139             } else {
 140                 die "duplicate key '$key'\n" if defined ($res->{$key});
 141                 $res->{$key} = $value;
 142             }
 143         } else {
 144             die "unable to parse config file: $rec";
 145         }
 146     }
 147
 148     die "unable to parse config file" if $rec;
 149
 150     return $res;
 151 }
 152
 153 sub run_command {
 154     my ($self, $cmd, $input, $getoutput) = @_;
 155
 156     my $reader = IO::File->new();
 157     my $writer = IO::File->new();
 158     my $error  = IO::File->new();
 159
 160     my $orig_pid = $$;
 161
 162     my $cmdstr = ref ($cmd) eq 'ARRAY' ? join (' ', @$cmd) : $cmd;
 163
 164     my $pid;
 165     eval {
 166         if (ref ($cmd) eq 'ARRAY') {
 167             $pid = open3 ($writer, $reader, $error, @$cmd) || die $!;
 168         } else {
 169             $pid = open3 ($writer, $reader, $error, $cmdstr) || die $!;
 170         }
 171     };
 172
 173     my $err = $@;
 174
 175     # catch exec errors
 176     if ($orig_pid != $$) {
 177         $self->logmsg ("ERROR: command '$cmdstr' failed - fork failed\n");
 178         POSIX::_exit (1);
 179         kill ('KILL', $$);
 180     }
 181
 182     die $err if $err;
 183
 184     print $writer $input if defined $input;
 185     close $writer;
 186
 187     my $select = new IO::Select;
 188     $select->add ($reader);
 189     $select->add ($error);
 190
 191     my $res = '';
 192     my $logfd = $self->{logfd};
 193
 194     while ($select->count) {
 195         my @handles = $select->can_read ();
 196
 197         foreach my $h (@handles) {
 198             my $buf = '';
 199             my $count = sysread ($h, $buf, 4096);
 200             if (!defined ($count)) {
 201                 waitpid ($pid, 0);
 202                 die "command '$cmdstr' failed: $!";
 203             }
 204             $select->remove ($h) if !$count;
 205
 206             print $logfd $buf;
 207
 208             $res .= $buf if $getoutput;
 209         }
 210     }
 211
 212     waitpid ($pid, 0);
 213     my $ec = ($? >> 8);
 214
 215     die "command '$cmdstr' failed with exit code $ec\n" if $ec;
 216
 217     return $res;
 218 }
 219
 220 sub logmsg {
 221     my $self = shift;
 222     print STDERR @_;
 223     $self->writelog (@_);
 224 }
 225
 226 sub writelog {
 227     my $self = shift;
 228     my $fd = $self->{logfd};
 229     print $fd @_;
 230 }
 231
 232 sub __sample_config {
 233     my ($self) = @_;
 234
 235     my $data = '';
 236     my $arch = $self->{config}->{architecture};
 237
 238     my $ostype = $self->{config}->{ostype};
 239
 240     if ($ostype =~ m/^debian-/) {
 241         $data .= "lxc.include = /usr/share/lxc/config/debian.common.conf\n";
 242     } elsif ($ostype =~ m/^ubuntu-/) {
 243         $data .= "lxc.include = /usr/share/lxc/config/ubuntu.common.conf\n";
 244     } else {
 245         die "unknown os type '$ostype'\n";
 246     }
 247     $data .= "lxc.utsname = localhost\n";
 248     $data .= "lxc.rootfs = $self->{rootfs}\n";
 249
 250     return $data;
 251 }
 252
 253 sub __allocate_ve {
 254     my ($self) = @_;
 255
 256     my $cid;
 257     if (my $fd = IO::File->new (".veid")) {
 258         $cid = <$fd>;
 259         chomp $cid;
 260         close ($fd);
 261     }
 262
 263
 264     $self->{working_dir} = getcwd;
 265     $self->{veconffile} = "$self->{working_dir}/config";
 266     $self->{rootfs} = "$self->{working_dir}/rootfs";
 267
 268     if ($cid) {
 269         $self->{veid} = $cid;
 270         return $cid;
 271     }
 272
 273     my $uuid;
 274     my $uuid_str;
 275     UUID::generate($uuid);
 276     UUID::unparse($uuid, $uuid_str);
 277     $self->{veid} = $uuid_str;
 278
 279     my $fd = IO::File->new (">.veid") ||
 280         die "unable to write '.veid'\n";
 281     print $fd "$self->{veid}\n";
 282     close ($fd);
 283
 284     my $cdata = $self->__sample_config();
 285
 286     my $fh = IO::File->new ($self->{veconffile}, O_WRONLY|O_CREAT|O_EXCL) ||
 287         die "unable to write lxc config file '$self->{veconffile}' - $!";
 288     print $fh $cdata;
 289     close ($fh);
 290
 291     mkdir $self->{rootfs} || die "unable to create rootfs - $!";
 292
 293     $self->logmsg ("allocated VE $self->{veid}\n");
 294
 295     return $self->{veid};
 296 }
 297
 298 sub new {
 299     my ($class, $config) = @_;
 300
 301     $class = ref ($class) || $class;
 302
 303     my $self = {};
 304
 305     $config = read_config ('dab.conf') if !$config;
 306
 307     $self->{config} = $config;
 308
 309     bless $self, $class;
 310
 311     $self->{logfile} = "logfile";
 312     $self->{logfd} = IO::File->new (">>$self->{logfile}") ||
 313         die "unable to open log file";
 314
 315     my $arch = $config->{architecture};
 316     die "no 'architecture' specified\n" if !$arch;
 317
 318     die "unsupported architecture '$arch'\n"
 319         if $arch !~ m/^(i386|amd64)$/;
 320
 321     my $suite = $config->{suite} || die "no 'suite' specified\n";
 322     if ($suite eq 'jessie') {
 323          $config->{ostype} = "debian-8.0";
 324     } elsif ($suite eq 'wheezy') {
 325          $config->{ostype} = "debian-7.0";
 326     } elsif ($suite eq 'squeeze') {
 327         $config->{ostype} = "debian-6.0";
 328     } elsif ($suite eq 'lenny') {
 329         $config->{ostype} = "debian-5.0";
 330     } elsif ($suite eq 'etch') {
 331         $config->{ostype} = "debian-4.0";
 332     } elsif ($suite eq 'hardy') {
 333         $config->{ostype} = "ubuntu-8.04";
 334     } elsif ($suite eq 'intrepid') {
 335         $config->{ostype} = "ubuntu-8.10";
 336     } elsif ($suite eq 'jaunty') {
 337         $config->{ostype} = "ubuntu-9.04";
 338     } elsif ($suite eq 'precise') {
 339         $config->{ostype} = "ubuntu-12.04";
 340     } elsif ($suite eq 'trusty') {
 341         $config->{ostype} = "ubuntu-14.04";
 342     } elsif ($suite eq 'vivid') {
 343         $config->{ostype} = "ubuntu-15.04";
 344     } else {
 345         die "unsupported debian suite '$suite'\n";
 346     }
 347
 348     my $name = $config->{name} || die "no 'name' specified\n";
 349
 350     $name =~ m/^[a-z][0-9a-z\-\*\.]+$/ ||
 351         die "illegal characters in name '$name'\n";
 352
 353     my $version = $config->{version};
 354     die "no 'version' specified\n" if !$version;
 355     die "no 'section' specified\n" if !$config->{section};
 356     die "no 'description' specified\n" if !$config->{headline};
 357     die "no 'maintainer' specified\n" if !$config->{maintainer};
 358
 359     if ($name =~ m/^$config->{ostype}/) {
 360         $self->{targetname} = "${name}_${version}_$config->{architecture}";
 361     } else {
 362         $self->{targetname} = "$config->{ostype}-${name}_" .
 363             "${version}_$config->{architecture}";
 364     }
 365
 366     if (!$config->{source}) {
 367         if ($suite eq 'etch' || $suite eq 'lenny' || $suite eq 'squeeze' ||
 368             $suite eq 'wheezy' || $suite eq 'jessie' ) {
 369             push @{$config->{source}}, "http://ftp.debian.org/debian SUITE main contrib";
 370             push @{$config->{source}}, "http://ftp.debian.org/debian SUITE-updates main contrib"
 371                 if ($suite eq 'squeeze' || $suite eq 'wheezy' || $suite eq 'jessie');
 372             push @{$config->{source}}, "http://security.debian.org SUITE/updates main contrib";
 373         } elsif ($suite eq 'hardy' || $suite eq 'intrepid' || $suite eq 'jaunty' || $suite eq 'vivid' || $suite eq 'trusty' || $suite eq 'precise') {
 374             my $comp = "main restricted universe multiverse";
 375             push @{$config->{source}}, "http://archive.ubuntu.com/ubuntu SUITE $comp";
 376             push @{$config->{source}}, "http://archive.ubuntu.com/ubuntu SUITE-updates $comp";
 377             push @{$config->{source}}, "http://archive.ubuntu.com/ubuntu SUITE-security $comp";
 378         } else {
 379             die "implement me";
 380         }
 381     }
 382
 383     my $sources = undef;
 384
 385     foreach my $s (@{$config->{source}}) {
 386         if ($s =~ m@^\s*((http|ftp)://\S+)\s+(\S+)((\s+(\S+))+)$@) {
 387             my ($url, $su, $components) = ($1, $3, $4);
 388             $su =~ s/SUITE/$suite/;
 389             $components =~ s/^\s+//;
 390             $components =~ s/\s+$//;
 391             my $ca;
 392             foreach my $co (split (/\s+/, $components)) {
 393                 push @$ca, $co;
 394             }
 395             $ca = ['main'] if !$ca;
 396
 397             push @$sources, {
 398                 source => $url,
 399                 comp => $ca,
 400                 suite => $su,
 401             };
 402         } else {
 403             die "syntax error in source spezification '$s'\n";
 404         }
 405     }
 406
 407     foreach my $m (@{$config->{mirror}}) {
 408         if ($m =~ m@^\s*((http|ftp)://\S+)\s*=>\s*((http|ftp)://\S+)\s*$@) {
 409             my ($ms, $md) = ($1, $3);
 410             my $found;
 411             foreach my $ss (@$sources) {
 412                 if ($ss->{source} eq $ms) {
 413                     $found = 1;
 414                     $ss->{mirror} = $md;
 415                     last;
 416                 }
 417             }
 418             die "unusable mirror $ms\n" if !$found;
 419         } else {
 420             die "syntax error in mirror spezification '$m'\n";
 421         }
 422     }
 423
 424     $self->{sources} = $sources;
 425
 426     $self->{infodir} = "info";
 427
 428     $self->__allocate_ve ();
 429
 430     $self->{cachedir} = ($config->{cachedir} || 'cache')  . "/$suite";;
 431
 432     my $incl = [qw (less ssh openssh-server logrotate)];
 433
 434     my $excl = [qw (modutils reiserfsprogs ppp pppconfig pppoe
 435                     pppoeconf nfs-common mtools ntp)];
 436
 437     # ubuntu has too many dependencies on udev, so
 438     # we cannot exclude it (instead we disable udevd)
 439
 440     if ($suite eq 'vivid') {
 441         # try plain
 442     } elsif ($suite eq 'trusty') {
 443         push @$excl, qw(systemd systemd-services libpam-systemd libsystemd-daemon0 memtest86+);
 444    } elsif ($suite eq 'precise') {
 445         push @$excl, qw(systemd systemd-services libpam-systemd libsystemd-daemon0 memtest86+ ubuntu-standard);
 446     } elsif ($suite eq 'hardy') {
 447         push @$excl, qw(kbd);
 448         push @$excl, qw(apparmor apparmor-utils ntfs-3g
 449                         friendly-recovery);
 450     } elsif ($suite eq 'intrepid' || $suite eq 'jaunty') {
 451         push @$excl, qw(apparmor apparmor-utils libapparmor1 libapparmor-perl
 452                         libntfs-3g28 ntfs-3g friendly-recovery);
 453     } elsif ($suite eq 'jessie') {
 454         push @$incl, 'sysvinit-core'; # avoid systemd and udev
 455         push @$incl, 'libperl4-corelibs-perl'; # to make lsof happy
 456         push @$excl, qw(systemd systemd-sysv udev module-init-tools pciutils hdparm
 457                         memtest86+ parted);
 458      } else {
 459         push @$excl, qw(udev module-init-tools pciutils hdparm
 460                         memtest86+ parted);
 461     }
 462
 463     $self->{incl} = $incl;
 464     $self->{excl} = $excl;
 465
 466     return $self;
 467 }
 468
 469 sub initialize {
 470     my ($self) = @_;
 471
 472     my $infodir = $self->{infodir};
 473     my $arch = $self->{config}->{architecture};
 474
 475     rmtree $infodir;
 476     mkpath $infodir;
 477
 478     # truncate log
 479     my $logfd = $self->{logfd} = IO::File->new (">$self->{logfile}") ||
 480         die "unable to open log file";
 481
 482     foreach my $ss (@{$self->{sources}}) {
 483         my $src = $ss->{mirror} || $ss->{source};
 484         my $path = "dists/$ss->{suite}/Release";
 485         my $url = "$src/$path";
 486         my $target = __url_to_filename ("$ss->{source}/$path");
 487         eval {
 488             $self->download ($url, "$infodir/$target");
 489             $self->download ("$url.gpg", "$infodir/$target.gpg");
 490             # fixme: impl. verify (needs --keyring option)
 491         };
 492         if (my $err = $@) {
 493             print $logfd $@;
 494             warn "Release info ignored\n";
 495         };
 496         foreach my $comp (@{$ss->{comp}}) {
 497             $path = "dists/$ss->{suite}/$comp/binary-$arch/Packages.gz";
 498             $target = "$infodir/" . __url_to_filename ("$ss->{source}/$path");
 499             my $pkgsrc = "$src/$path";
 500             $self->download ($pkgsrc, $target);
 501             $self->run_command ("gzip -d '$target'");
 502         }
 503     }
 504 }
 505
 506 sub write_config {
 507     my ($self, $filename, $size) = @_;
 508
 509     my $config = $self->{config};
 510
 511     my $data = '';
 512
 513     $data .= "Name: $config->{name}\n";
 514     $data .= "Version: $config->{version}\n";
 515     $data .= "Type: lxc\n";
 516     $data .= "OS: $config->{ostype}\n";
 517     $data .= "Section: $config->{section}\n";
 518     $data .= "Maintainer: $config->{maintainer}\n";
 519     $data .= "Architecture: $config->{architecture}\n";
 520     $data .= "Installed-Size: $size\n";
 521
 522     # optional
 523     $data .= "Infopage: $config->{infopage}\n" if $config->{infopage};
 524     $data .= "ManageUrl: $config->{manageurl}\n" if $config->{manageurl};
 525     $data .= "Certified: $config->{certified}\n" if $config->{certified};
 526
 527     # description
 528     $data .= "Description: $config->{headline}\n";
 529     $data .= "$config->{description}\n" if $config->{description};
 530
 531     write_file ($data, $filename, 0644);
 532 }
 533
 534 sub finalize {
 535     my ($self, $opts) = @_;
 536
 537     my $suite = $self->{config}->{suite};
 538     my $infodir = $self->{infodir};
 539     my $arch = $self->{config}->{architecture};
 540
 541     my $instpkgs = $self->read_installed ();
 542     my $pkginfo = $self->pkginfo();
 543     my $veid = $self->{veid};
 544     my $rootdir = $self->{rootfs};
 545
 546     my $vestat = $self->ve_status();
 547     die "ve not running - unable to finalize\n" if !$vestat->{running};
 548
 549     # cleanup mysqld
 550     if (-f "$rootdir/etc/init.d/mysql") {
 551         $self->ve_command ("/etc/init.d/mysql stop");
 552     }
 553
 554     if (!($opts->{keepmycnf} || (-f "$rootdir/etc/init.d/mysql_randompw"))) {
 555         unlink "$rootdir/root/.my.cnf";
 556     }
 557
 558     if ($suite eq 'etch') {
 559         # enable apache2 startup
 560         if ($instpkgs->{apache2}) {
 561             write_file ("NO_START=0\n", "$rootdir/etc/default/apache2");
 562         } else {
 563             unlink "$rootdir/etc/default/apache2";
 564         }
 565     }
 566     $self->logmsg ("cleanup package status\n");
 567     # prevent auto selection of all standard, required or important
 568     # packages which are not installed
 569     foreach my $pkg (keys %$pkginfo) {
 570         my $pri = $pkginfo->{$pkg}->{priority};
 571         if ($pri && ($pri eq 'required' || $pri eq 'important'
 572                      || $pri eq 'standard')) {
 573             if (!$instpkgs->{$pkg}) {
 574                 $self->ve_dpkg_set_selection ($pkg, 'purge');
 575             }
 576         }
 577     }
 578
 579     $self->ve_command ("apt-get clean");
 580
 581     $self->logmsg ("update available package list\n");
 582
 583     $self->ve_command ("dpkg --clear-avail");
 584     foreach my $ss (@{$self->{sources}}) {
 585         my $relsrc = __url_to_filename ("$ss->{source}/dists/$ss->{suite}/Release");
 586         if (-f "$infodir/$relsrc" && -f "$infodir/$relsrc.gpg") {
 587             $self->run_command ("cp '$infodir/$relsrc' '$rootdir/var/lib/apt/lists/$relsrc'");
 588             $self->run_command ("cp '$infodir/$relsrc.gpg' '$rootdir/var/lib/apt/lists/$relsrc.gpg'");
 589         }
 590         foreach my $comp (@{$ss->{comp}}) {
 591             my $src = __url_to_filename ("$ss->{source}/dists/$ss->{suite}/" .
 592                                          "$comp/binary-$arch/Packages");
 593             my $target = "/var/lib/apt/lists/$src";
 594             $self->run_command ("cp '$infodir/$src' '$rootdir/$target'");
 595             $self->ve_command ("dpkg --merge-avail '$target'");
 596         }
 597     }
 598
 599     # set dselect default method
 600     write_file ("apt apt\n", "$rootdir/var/lib/dpkg/cmethopt");
 601
 602     $self->ve_divert_remove ("/usr/sbin/policy-rc.d");
 603
 604     $self->ve_divert_remove ("/sbin/start-stop-daemon");
 605
 606     $self->ve_divert_remove ("/sbin/init");
 607
 608     # finally stop the VE
 609     $self->run_command ("lxc-stop -n $veid --kill");
 610
 611     unlink "$rootdir/sbin/defenv";
 612
 613     unlink <$rootdir/root/dead.letter*>;
 614
 615     unlink "$rootdir/var/log/init.log";
 616
 617     unlink "$rootdir/aquota.group";
 618
 619     unlink "$rootdir/aquota.user";
 620
 621     write_file ("", "$rootdir/var/log/syslog");
 622
 623     $self->logmsg ("detecting final size: ");
 624
 625     my $sizestr = $self->run_command ("du -sm $rootdir", undef, 1);
 626     my $size;
 627     if ($sizestr =~ m/^(\d+)\s+\Q$rootdir\E$/) {
 628         $size = $1;
 629     } else {
 630         die "unable to detect size\n";
 631     }
 632     $self->logmsg ("$size MB\n");
 633
 634     $self->write_config ("$rootdir/etc/appliance.info", $size);
 635
 636     $self->logmsg ("creating final appliance archive\n");
 637
 638     my $target = "$self->{targetname}.tar";
 639     unlink $target;
 640     unlink "$target.gz";
 641
 642     $self->run_command ("tar cpf $target --numeric-owner -C '$rootdir' ./etc/appliance.info");
 643     $self->run_command ("tar rpf $target --numeric-owner -C '$rootdir' --exclude ./etc/appliance.info .");
 644     $self->run_command ("gzip $target");
 645 }
 646
 647 sub read_installed {
 648     my ($self) = @_;
 649
 650     my $rootdir = $self->{rootfs};
 651
 652     my $pkgfilelist = "$rootdir/var/lib/dpkg/status";
 653     local $/ = '';
 654     open (PKGLST, "<$pkgfilelist") ||
 655         die "unable to open '$pkgfilelist'";
 656
 657     my $pkglist = {};
 658
 659     while (my $rec = <PKGLST>) {
 660         chomp $rec;
 661         $rec =~ s/\n\s+/ /g;
 662         $rec .= "\n";
 663         my $res = {};
 664
 665         while ($rec =~ s/^([^:]+):\s+(.*)\s*\n//) {
 666             $res->{lc $1} = $2;
 667         }
 668
 669         my $pkg = $res->{'package'};
 670         if (my $status = $res->{status}) {
 671             my @sa = split (/\s+/, $status);
 672             my $stat = $sa[0];
 673             if ($stat && ($stat ne 'purge')) {
 674                 $pkglist->{$pkg} = $res;
 675             }
 676         }
 677     }
 678
 679     close (PKGLST);
 680
 681     return $pkglist;
 682 }
 683
 684 sub ve_status {
 685     my ($self) = @_;
 686
 687     my $veid = $self->{veid};
 688
 689     my $res = { running => 0 };
 690
 691     $res->{exist} = 1 if -d "$self->{rootfs}/usr";
 692
 693     my $filename = "/proc/net/unix";
 694
 695     # similar test is used by lcxcontainers.c: list_active_containers
 696     my $fh = IO::File->new ($filename, "r");
 697     return $res if !$fh;
 698
 699     while (defined(my $line = <$fh>)) {
 700         if ($line =~ m/^[a-f0-9]+:\s\S+\s\S+\s\S+\s\S+\s\S+\s\d+\s(\S+)$/) {
 701             my $path = $1;
 702             if ($path =~ m!^@/\S+/$veid/command$!) {
 703                 $res->{running} = 1;
 704             }
 705         }
 706     }
 707     close($fh);
 708
 709     return $res;
 710 }
 711
 712 sub ve_command {
 713     my ($self, $cmd, $input) = @_;
 714
 715     my $veid = $self->{veid};
 716
 717     if (ref ($cmd) eq 'ARRAY') {
 718         unshift @$cmd, 'lxc-attach', '-n', $veid, '--clear-env', '--', 'defenv';
 719         $self->run_command ($cmd, $input);
 720     } else {
 721         $self->run_command ("lxc-attach -n $veid --clear-env -- defenv $cmd", $input);
 722     }
 723 }
 724
 725 # like ve_command, but pipes stdin correctly
 726 sub ve_exec {
 727     my ($self, @cmd) = @_;
 728
 729     my $veid = $self->{veid};
 730
 731     my $reader;
 732     my $pid = open2($reader, "<&STDIN", 'lxc-attach', '-n', $veid,  '--',
 733                     'defenv', @cmd) || die "unable to exec command";
 734
 735     while (defined (my $line = <$reader>)) {
 736         $self->logmsg ($line);
 737     }
 738
 739     waitpid ($pid, 0);
 740     my $rc = $? >> 8;
 741
 742     die "ve_exec failed - status $rc\n" if $rc != 0;
 743 }
 744
 745 sub ve_divert_add {
 746     my ($self, $filename) = @_;
 747
 748     $self->ve_command ("dpkg-divert --add --divert '$filename.distrib' " .
 749                        "--rename '$filename'");
 750 }
 751 sub ve_divert_remove {
 752     my ($self, $filename) = @_;
 753
 754     my $rootdir = $self->{rootfs};
 755
 756     unlink "$rootdir/$filename";
 757     $self->ve_command ("dpkg-divert --remove --rename '$filename'");
 758 }
 759
 760 sub ve_debconfig_set {
 761     my ($self, $dcdata) = @_;
 762
 763     my $rootdir = $self->{rootfs};
 764     my $cfgfile = "/tmp/debconf.txt";
 765     write_file ($dcdata, "$rootdir/$cfgfile");
 766     $self->ve_command ("debconf-set-selections $cfgfile");
 767     unlink "$rootdir/$cfgfile";
 768 }
 769
 770 sub ve_dpkg_set_selection {
 771     my ($self, $pkg, $status) = @_;
 772
 773     $self->ve_command ("dpkg --set-selections", "$pkg $status");
 774 }
 775
 776 sub ve_dpkg {
 777     my ($self, $cmd, @pkglist) = @_;
 778
 779     return if !scalar (@pkglist);
 780
 781     my $pkginfo = $self->pkginfo();
 782
 783     my $rootdir = $self->{rootfs};
 784     my $cachedir = $self->{cachedir};
 785
 786     my @files;
 787
 788     foreach my $pkg (@pkglist) {
 789         my $filename = $self->getpkgfile ($pkg);
 790         $self->run_command ("cp '$cachedir/$filename' '$rootdir/$filename'");
 791         push @files, "/$filename";
 792         $self->logmsg ("$cmd: $pkg\n");
 793     }
 794
 795     my $fl = join (' ', @files);
 796
 797     if ($cmd eq 'install') {
 798         $self->ve_command ("dpkg --force-depends --force-confold --install $fl");
 799     } elsif ($cmd eq 'unpack') {
 800         $self->ve_command ("dpkg --force-depends --unpack $fl");
 801     } else {
 802         die "internal error";
 803     }
 804
 805     foreach my $fn (@files) { unlink "$rootdir$fn"; }
 806 }
 807
 808 sub ve_destroy {
 809     my ($self) = @_;
 810
 811     my $veid = $self->{veid}; # fixme
 812
 813     my $vestat = $self->ve_status();
 814     if ($vestat->{running}) {
 815         $self->run_command ("lxc-stop -n $veid --kill");
 816     }
 817
 818     rmtree $self->{rootfs};
 819     unlink $self->{veconffile};
 820 }
 821
 822 sub ve_init {
 823     my ($self) = @_;
 824
 825     my $veid = $self->{veid};
 826
 827     $self->logmsg ("initialize VE $veid\n");
 828
 829     my $vestat = $self->ve_status();
 830     if ($vestat->{running}) {
 831         $self->run_command ("lxc-stop -n $veid --kill");
 832     }
 833
 834     rmtree $self->{rootfs};
 835     mkpath $self->{rootfs};
 836 }
 837
 838 sub __deb_version_cmp {
 839     my ($cur, $op, $new) = @_;
 840
 841     if (system("dpkg", "--compare-versions", $cur, $op, $new) == 0) {
 842         return 1;
 843     }
 844
 845     return 0;
 846 }
 847
 848 sub __parse_packages {
 849     my ($pkginfo, $filename, $src) = @_;
 850
 851     local $/ = '';
 852     open (PKGLST, "<$filename") ||
 853         die "unable to open '$filename'";
 854
 855     while (my $rec = <PKGLST>) {
 856         $rec =~ s/\n\s+/ /g;
 857         chomp $rec;
 858         $rec .= "\n";
 859
 860         my $res = {};
 861
 862         while ($rec =~ s/^([^:]+):\s+(.*)\s*\n//) {
 863             $res->{lc $1} = $2;
 864         }
 865
 866         my $pkg = $res->{'package'};
 867         if ($pkg && $res->{'filename'}) {
 868             my $cur;
 869             if (my $info = $pkginfo->{$pkg}) {
 870                 $cur = $info->{version};
 871             }
 872             my $new = $res->{version};
 873             if (!$cur || __deb_version_cmp ($cur, 'lt', $new)) {
 874                 if ($src) {
 875                     $res->{url} = "$src/$res->{'filename'}";
 876                 } else {
 877                     die "no url for package '$pkg'" if !$res->{url};
 878                 }
 879                 $pkginfo->{$pkg} = $res;
 880             }
 881         }
 882     }
 883
 884     close (PKGLST);
 885 }
 886
 887 sub pkginfo {
 888     my ($self) = @_;
 889
 890     return $self->{pkginfo} if $self->{pkginfo};
 891
 892     my $infodir = $self->{infodir};
 893     my $arch = $self->{config}->{architecture};
 894
 895     my $availfn = "$infodir/available";
 896
 897     my $pkginfo = {};
 898     my $pkgcount = 0;
 899
 900     # reading 'available' is faster, because it only contains latest version
 901     # (no need to do slow version compares)
 902     if (-f $availfn) {
 903             __parse_packages ($pkginfo, $availfn);
 904             $self->{pkginfo} = $pkginfo;
 905             return $pkginfo;
 906     }
 907
 908     $self->logmsg ("generating available package list\n");
 909
 910     foreach my $ss (@{$self->{sources}}) {
 911         foreach my $comp (@{$ss->{comp}}) {
 912             my $url = "$ss->{source}/dists/$ss->{suite}/$comp/binary-$arch/Packages";
 913             my $pkgfilelist = "$infodir/" . __url_to_filename ($url);
 914
 915             my $src = $ss->{mirror} || $ss->{source};
 916
 917             __parse_packages ($pkginfo, $pkgfilelist, $src);
 918         }
 919     }
 920
 921     if (my $dep = $self->{config}->{depends}) {
 922         foreach my $d (split (/,/, $dep)) {
 923             if ($d =~ m/^\s*(\S+)\s*(\((\S+)\s+(\S+)\)\s*)?$/) {
 924                 my ($pkg, $op, $rver) = ($1, $3, $4);
 925                 $self->logmsg ("checking dependencies: $d\n");
 926                 my $info = $pkginfo->{$pkg};
 927                 die "package '$pkg' not available\n" if !$info;
 928                 if ($op) {
 929                     my $cver = $info->{version};
 930                     if (!__deb_version_cmp ($cver, $op, $rver)) {
 931                         die "detected wrong version '$cver'\n";
 932                     }
 933                 }
 934             } else {
 935                 die "syntax error in depends field";
 936             }
 937         }
 938     }
 939
 940     $self->{pkginfo} = $pkginfo;
 941
 942     my $tmpfn = "$availfn.tmp$$";
 943     my $fd = IO::File->new (">$tmpfn");
 944     foreach my $pkg (sort keys %$pkginfo) {
 945         my $info = $pkginfo->{$pkg};
 946         print $fd "package: $pkg\n";
 947         foreach my $k (sort keys %$info) {
 948             next if $k eq 'description';
 949             next if $k eq 'package';
 950             my $v = $info->{$k};
 951             print $fd "$k: $v\n" if $v;
 952         }
 953         print $fd "description: $info->{description}\n" if $info->{description};
 954         print $fd "\n";
 955     }
 956     close ($fd);
 957
 958     rename ($tmpfn, $availfn);
 959
 960     return $pkginfo;
 961 }
 962
 963 sub __record_provides {
 964     my ($pkginfo, $closure, $list, $skipself) = @_;
 965
 966     foreach my $pname (@$list) {
 967         my $info = $pkginfo->{$pname};
 968         # fixme: if someone install packages directly using dpkg, there
 969         # is no entry in 'available', only in 'status'. In that case, we
 970         # should extract info from $instpkgs
 971         if (!$info) {
 972             warn "hint: ignoring provides for '$pname' - package not in 'available' list.\n";
 973             next;
 974         }
 975         if (my $prov = $info->{provides}) {
 976             my @pl = split (',', $prov);
 977             foreach my $p (@pl) {
 978                 $p =~ m/\s*(\S+)/;
 979                 if (!($skipself && (grep { $1 eq $_ } @$list))) {
 980                     $closure->{$1} = 1;
 981                 }
 982             }
 983         }
 984         $closure->{$pname} = 1 if !$skipself;
 985     }
 986 }
 987
 988 sub closure {
 989     my ($self, $closure, $list) = @_;
 990
 991     my $pkginfo = $self->pkginfo();
 992
 993     # first, record provided packages
 994     __record_provides ($pkginfo, $closure, $list, 1);
 995
 996     my $pkgs = {};
 997
 998     # then resolve dependencies
 999     foreach my $pname (@$list) {
1000         __closure_single ($pkginfo, $closure, $pkgs, $pname, $self->{excl});
1001     }
1002
1003     return [ keys %$pkgs ];
1004 }
1005
1006 sub __closure_single {
1007     my ($pkginfo, $closure, $pkgs, $pname, $excl) = @_;
1008
1009     $pname =~ s/^\s+//;
1010     $pname =~ s/\s+$//;
1011     $pname =~ s/:any$//;
1012
1013     return if $closure->{$pname};
1014
1015     my $info = $pkginfo->{$pname} || die "no such package '$pname'";
1016
1017     my $dep = $info->{depends};
1018     my $predep = $info->{'pre-depends'};
1019
1020     my $size = $info->{size};
1021     my $url = $info->{url};
1022
1023     $url || die "$pname: no url for package '$pname'";
1024
1025     $pkgs->{$pname} = 1;
1026
1027     __record_provides ($pkginfo, $closure, [$pname]) if $info->{provides};
1028
1029     $closure->{$pname} = 1;
1030
1031     #print "$url\n";
1032
1033     my @l;
1034
1035     push  @l, split (/,/, $predep) if $predep;
1036     push  @l, split (/,/, $dep) if $dep;
1037
1038   DEPEND: foreach my $p (@l) {
1039       my @l1 = split (/\|/, $p);
1040       foreach my $p1 (@l1) {
1041           if ($p1 =~ m/^\s*(\S+).*/) {
1042               #printf (STDERR "$pname: $p --> $1\n");
1043               if ($closure->{$1}) {
1044                   next DEPEND; # dependency already met
1045               }
1046           }
1047       }
1048       # search for non-excluded alternative
1049       my $found;
1050       foreach my $p1 (@l1) {
1051           if ($p1 =~ m/^\s*(\S+).*/) {
1052               next if grep { $1 eq $_ } @$excl;
1053               $found = $1;
1054               last;
1055           }
1056       }
1057       die "package '$pname' depends on exclusion '$p'\n" if !$found;
1058
1059       #printf (STDERR "$pname: $p --> $found\n");
1060
1061       __closure_single ($pkginfo, $closure, $pkgs, $found, $excl);
1062   }
1063 }
1064
1065 sub cache_packages {
1066     my ($self, $pkglist) = @_;
1067
1068     foreach my $pkg (@$pkglist) {
1069         $self->getpkgfile ($pkg);
1070     }
1071 }
1072
1073 sub getpkgfile {
1074     my ($self, $pkg) = @_;
1075
1076     my $pkginfo = $self->pkginfo();
1077     my $info = $pkginfo->{$pkg} || die "no such package '$pkg'";
1078     my $cachedir = $self->{cachedir};
1079
1080     my $url = $info->{url};
1081
1082     my $filename;
1083     if ($url =~ m|/([^/]+.deb)$|) {
1084         $filename = $1;
1085     } else {
1086         die "internal error";
1087     }
1088
1089     return $filename if -f "$cachedir/$filename";
1090
1091     mkpath $cachedir;
1092
1093     $self->download ($url, "$cachedir/$filename");
1094
1095     return $filename;
1096 }
1097
1098 sub install_init_script {
1099     my ($self, $script, $runlevel, $prio) = @_;
1100
1101     my $suite = $self->{config}->{suite};
1102     my $rootdir = $self->{rootfs};
1103
1104     my $base = basename ($script);
1105     my $target = "$rootdir/etc/init.d/$base";
1106
1107     $self->run_command ("install -m 0755 '$script' '$target'");
1108     if ($suite eq 'etch' || $suite eq 'lenny') {
1109         $self->ve_command ("update-rc.d $base start $prio $runlevel .");
1110     } elsif ($suite eq 'vivid') {
1111         die "unable to install init script (system uses systemd)\n";
1112     } elsif ($suite eq 'trusty' || $suite eq 'precise') {
1113         die "unable to install init script (system uses upstart)\n";
1114     } else {
1115         $self->ve_command ("insserv $base");
1116     }
1117
1118     return $target;
1119 }
1120
1121 sub bootstrap {
1122     my ($self, $opts) = @_;
1123
1124     my $pkginfo = $self->pkginfo();
1125     my $veid = $self->{veid};
1126     my $suite = $self->{config}->{suite};
1127
1128     my $important = [ @{$self->{incl}} ];
1129     my $required;
1130     my $standard;
1131
1132     my $mta = $opts->{exim} ? 'exim' : 'postfix';
1133
1134     if ($mta eq 'postfix') {
1135         push @$important, "postfix";
1136     }
1137
1138     foreach my $p (keys %$pkginfo) {
1139         next if grep { $p eq $_ } @{$self->{excl}};
1140         my $pri = $pkginfo->{$p}->{priority};
1141         next if !$pri;
1142         next if $mta ne 'exim' && $p =~ m/exim/;
1143         next if $p =~ m/(selinux|semanage|policycoreutils)/;
1144
1145         push @$required, $p  if $pri eq 'required';
1146         push @$important, $p if $pri eq 'important';
1147         push @$standard, $p if $pri eq 'standard' && !$opts->{minimal};
1148     }
1149
1150     my $closure = {};
1151     $required = $self->closure ($closure, $required);
1152     $important = $self->closure ($closure, $important);
1153
1154     if (!$opts->{minimal}) {
1155         push @$standard, 'xbase-clients';
1156         $standard = $self->closure ($closure, $standard);
1157     }
1158
1159     # test if we have all 'ubuntu-minimal' and 'ubuntu-standard' packages
1160     # except those explicitly excluded
1161     if ($suite eq 'hardy' || $suite eq 'intrepid' || $suite eq 'jaunty') {
1162         my $mdeps = $pkginfo->{'ubuntu-minimal'}->{depends};
1163         foreach my $d (split (/,/, $mdeps)) {
1164             if ($d =~ m/^\s*(\S+)$/) {
1165                 my $pkg = $1;
1166                 next if $closure->{$pkg};
1167                 next if grep { $pkg eq $_ } @{$self->{excl}};
1168                 die "missing ubuntu-minimal package '$pkg'\n";
1169             }
1170         }
1171         if (!$opts->{minimal}) {
1172             $mdeps = $pkginfo->{'ubuntu-standard'}->{depends};
1173             foreach my $d (split (/,/, $mdeps)) {
1174                 if ($d =~ m/^\s*(\S+)$/) {
1175                     my $pkg = $1;
1176                     next if $closure->{$pkg};
1177                     next if grep { $pkg eq $_ } @{$self->{excl}};
1178                     die "missing ubuntu-standard package '$pkg'\n";
1179                 }
1180             }
1181         }
1182     }
1183
1184     # download/cache all files first
1185     $self->cache_packages ($required);
1186     $self->cache_packages ($important);
1187     $self->cache_packages ($standard);
1188
1189     my $rootdir = $self->{rootfs};
1190
1191     # extract required packages first
1192     $self->logmsg ("create basic environment\n");
1193     foreach my $p (@$required) {
1194         my $filename = $self->getpkgfile ($p);
1195         my $content = $self->run_command("ar -t '$self->{cachedir}/$filename'", undef, 1);
1196         if ($content =~ m/^data.tar.xz$/m) {
1197             $self->run_command ("ar -p '$self->{cachedir}/$filename' data.tar.xz | tar -C '$rootdir' -xJf -");
1198         } else {
1199             $self->run_command ("ar -p '$self->{cachedir}/$filename' data.tar.gz | tar -C '$rootdir' -xzf -");
1200         }
1201     }
1202
1203     # fake dpkg status
1204     my $data = "Package: dpkg\n" .
1205         "Version: $pkginfo->{dpkg}->{version}\n" .
1206         "Status: install ok installed\n";
1207
1208     write_file ($data, "$rootdir/var/lib/dpkg/status");
1209     write_file ("", "$rootdir/var/lib/dpkg/info/dpkg.list");
1210     write_file ("", "$rootdir/var/lib/dpkg/available");
1211
1212     $data = '';
1213     foreach my $ss (@{$self->{sources}}) {
1214         my $url = $ss->{source};
1215         my $comp = join (' ', @{$ss->{comp}});
1216         $data .= "deb $url $ss->{suite} $comp\n\n";
1217     }
1218
1219     write_file ($data, "$rootdir/etc/apt/sources.list");
1220
1221     $data = "# UNCONFIGURED FSTAB FOR BASE SYSTEM\n";
1222     write_file ($data, "$rootdir/etc/fstab", 0644);
1223
1224     write_file ("localhost\n", "$rootdir/etc/hostname", 0644);
1225
1226     # avoid warnings about non-existent resolv.conf
1227     write_file ("", "$rootdir/etc/resolv.conf", 0644);
1228
1229     $data = "auto lo\niface lo inet loopback\n";
1230     write_file ($data, "$rootdir/etc/network/interfaces", 0644);
1231
1232     # setup devices
1233     $self->run_command ("tar xzf '$devicetar' -C '$rootdir'");
1234
1235     # avoid warnings about missing default locale
1236     write_file ("LANG=\"C\"\n", "$rootdir/etc/default/locale", 0644);
1237
1238     # fake init
1239     rename ("$rootdir/sbin/init", "$rootdir/sbin/init.org");
1240     $self->run_command ("cp '$fake_init' '$rootdir/sbin/init'");
1241
1242     $self->run_command ("cp '$default_env' '$rootdir/sbin/defenv'");
1243
1244     $self->run_command ("lxc-start -n $veid -f $self->{veconffile}");
1245
1246     $self->logmsg ("initialize ld cache\n");
1247     $self->ve_command ("/sbin/ldconfig");
1248     $self->run_command ("ln -sf mawk '$rootdir/usr/bin/awk'");
1249
1250     $self->logmsg ("installing packages\n");
1251
1252     $self->ve_dpkg ('install', 'base-files', 'base-passwd');
1253
1254     $self->ve_dpkg ('install', 'dpkg');
1255
1256     $self->run_command ("ln -sf /usr/share/zoneinfo/UTC '$rootdir/etc/localtime'");
1257
1258     $self->run_command ("ln -sf bash '$rootdir/bin/sh'");
1259
1260     $self->ve_dpkg ('install', 'libc6');
1261     $self->ve_dpkg ('install', 'perl-base');
1262
1263     unlink "$rootdir/usr/bin/awk";
1264
1265     $self->ve_dpkg ('install', 'mawk');
1266     $self->ve_dpkg ('install', 'debconf');
1267
1268     # unpack required packages
1269     foreach my $p (@$required) {
1270         $self->ve_dpkg ('unpack', $p);
1271     }
1272
1273     rename ("$rootdir/sbin/init.org", "$rootdir/sbin/init");
1274     $self->ve_divert_add ("/sbin/init");
1275     $self->run_command ("cp '$fake_init' '$rootdir/sbin/init'");
1276
1277     # disable service activation
1278     $self->ve_divert_add ("/usr/sbin/policy-rc.d");
1279     $data = "#!/bin/sh\nexit 101\n";
1280     write_file ($data, "$rootdir/usr/sbin/policy-rc.d", 755);
1281
1282     # disable start-stop-daemon
1283     $self->ve_divert_add ("/sbin/start-stop-daemon");
1284     $data = <<EOD;
1285 #!/bin/sh
1286 echo
1287 echo \"Warning: Fake start-stop-daemon called, doing nothing\"
1288 EOD
1289     write_file ($data, "$rootdir/sbin/start-stop-daemon", 0755);
1290
1291     # disable udevd
1292     $self->ve_divert_add ("/sbin/udevd");
1293
1294     if ($suite eq 'etch') {
1295         # disable apache2 startup
1296         write_file ("NO_START=1\n", "$rootdir/etc/default/apache2");
1297     }
1298
1299     $self->logmsg ("configure required packages\n");
1300     $self->ve_command ("dpkg --force-confold --skip-same-version --configure -a");
1301
1302     # set postfix defaults
1303     if ($mta eq 'postfix') {
1304         $data = "postfix postfix/main_mailer_type select Local only\n";
1305         $self->ve_debconfig_set ($data);
1306
1307         $data = "postmaster: root\nwebmaster: root\n";
1308         write_file ($data, "$rootdir/etc/aliases");
1309     }
1310
1311     if ($suite eq 'jaunty') {
1312         # jaunty does not create /var/run/network, so network startup fails.
1313         # so we do not use tmpfs for /var/run and /var/lock
1314         $self->run_command ("sed -e 's/RAMRUN=yes/RAMRUN=no/' -e 's/RAMLOCK=yes/RAMLOCK=no/'  -i $rootdir/etc/default/rcS");
1315         # and create the directory here
1316         $self->run_command ("mkdir $rootdir/var/run/network");
1317     }
1318
1319     # unpack base packages
1320     foreach my $p (@$important) {
1321         $self->ve_dpkg ('unpack', $p);
1322     }
1323
1324     # start loopback
1325     $self->ve_command ("ifconfig lo up");
1326
1327     $self->logmsg ("configure important packages\n");
1328     $self->ve_command ("dpkg --force-confold --skip-same-version --configure -a");
1329
1330     if (-d "$rootdir/etc/event.d") {
1331         unlink <$rootdir/etc/event.d/tty*>;
1332     }
1333
1334     if (-f "$rootdir/etc/inittab") {
1335         $self->run_command ("sed -i -e '/getty\\s38400\\stty[23456]/d' '$rootdir/etc/inittab'");
1336     }
1337
1338     # Link /etc/mtab to /proc/mounts, so df and friends will work:
1339     unlink "$rootdir/etc/mtab";
1340     $self->ve_command ("ln -s /proc/mounts /etc/mtab");
1341
1342     # reset password
1343     $self->ve_command ("usermod -L root");
1344
1345     if ($mta eq 'postfix') {
1346         $data = "postfix postfix/main_mailer_type select No configuration\n";
1347         $self->ve_debconfig_set ($data);
1348
1349         unlink "$rootdir/etc/mailname";
1350         write_file ($postfix_main_cf, "$rootdir/etc/postfix/main.cf");
1351     }
1352
1353     if (!$opts->{minimal}) {
1354         # unpack standard packages
1355         foreach my $p (@$standard) {
1356             $self->ve_dpkg ('unpack', $p);
1357         }
1358
1359         $self->logmsg ("configure standard packages\n");
1360         $self->ve_command ("dpkg --force-confold --skip-same-version --configure -a");
1361     }
1362
1363     # disable HWCLOCK access
1364     $self->run_command ("echo 'HWCLOCKACCESS=no' >> '$rootdir/etc/default/rcS'");
1365
1366     # disable hald
1367     $self->ve_divert_add ("/usr/sbin/hald");
1368
1369     # disable /dev/urandom init
1370     $self->run_command ("install -m 0755 '$script_init_urandom' '$rootdir/etc/init.d/urandom'");
1371
1372     if ($suite eq 'etch' || $suite eq 'hardy' || $suite eq 'intrepid' || $suite eq 'jaunty') {
1373         # avoid klogd start
1374         $self->ve_divert_add ("/sbin/klogd");
1375     }
1376
1377     # remove unnecessays sysctl entries to avoid warnings
1378     my $cmd = 'sed';
1379     $cmd .= ' -e \'s/^\(kernel\.printk.*\)/#\1/\'';
1380     $cmd .= ' -e \'s/^\(kernel\.maps_protect.*\)/#\1/\'';
1381     $cmd .= ' -e \'s/^\(fs\.inotify\.max_user_watches.*\)/#\1/\'';
1382     $cmd .= ' -e \'s/^\(vm\.mmap_min_addr.*\)/#\1/\'';
1383     $cmd .= " -i '$rootdir/etc/sysctl.conf'";
1384     $self->run_command ($cmd);
1385
1386     my $bindv6only = "$rootdir/etc/sysctl.d/bindv6only.conf";
1387     if (-f $bindv6only) {
1388         $cmd = 'sed';
1389         $cmd .= ' -e \'s/^\(net\.ipv6\.bindv6only.*\)/#\1/\'';
1390         $cmd .= " -i '$bindv6only'";
1391         $self->run_command ($cmd);
1392     }
1393
1394     if ($suite eq 'hardy' || $suite eq 'intrepid' || $suite eq 'jaunty') {
1395         # disable tty init (console-setup)
1396         my $cmd = 'sed';
1397         $cmd .= ' -e \'s/^\(ACTIVE_CONSOLES=.*\)/ACTIVE_CONSOLES=/\'';
1398         $cmd .= " -i '$rootdir/etc/default/console-setup'";
1399         $self->run_command ($cmd);
1400     }
1401
1402     if ($suite eq 'intrepid') {
1403         # remove sysctl setup (avoid warnings at startup)
1404         my $filelist = "$rootdir/etc/sysctl.d/10-console-messages.conf";
1405         $filelist .= " $rootdir/etc/sysctl.d/10-process-security.conf";
1406         $filelist .= " $rootdir/etc/sysctl.d/10-network-security.conf";
1407         $self->run_command ("rm $filelist");
1408     }
1409     if ($suite eq 'jaunty') {
1410         # remove sysctl setup (avoid warnings at startup)
1411         my $filelist = "$rootdir/etc/sysctl.d/10-console-messages.conf";
1412         $filelist .= " $rootdir/etc/sysctl.d/10-network-security.conf";
1413         $self->run_command ("rm $filelist");
1414     }
1415 }
1416
1417 sub enter {
1418     my ($self) = @_;
1419
1420     my $veid = $self->{veid};
1421
1422     my $vestat = $self->ve_status();
1423
1424     if (!$vestat->{exist}) {
1425         $self->logmsg ("Please create the appliance first (bootstrap)");
1426         return;
1427     }
1428
1429     if (!$vestat->{running}) {
1430         $self->run_command ("lxc-start -n $veid -f $self->{veconffile}");
1431     }
1432
1433     system ("lxc-attach -n $veid --clear-env");
1434 }
1435
1436 sub ve_mysql_command {
1437     my ($self, $sql, $password) = @_;
1438
1439     #my $bootstrap = "/usr/sbin/mysqld --bootstrap --user=mysql --skip-grant-tables " .
1440     #"--skip-bdb  --skip-innodb --skip-ndbcluster";
1441
1442     $self->ve_command ("mysql", $sql);
1443 }
1444
1445 sub ve_mysql_bootstrap {
1446     my ($self, $sql, $password) = @_;
1447
1448     my $cmd;
1449
1450     my $suite = $self->{config}->{suite};
1451
1452     if ($suite eq 'jessie') {
1453         my $rootdir = $self->{rootfs};
1454         $self->run_command ("sed -e 's/^key_buffer\\s*=/key_buffer_size =/' -i $rootdir/etc/mysql/my.cnf");
1455     }
1456
1457     if ($suite eq 'squeeze' || $suite eq 'wheezy' || $suite eq 'jessie') {
1458         $cmd = "/usr/sbin/mysqld --bootstrap --user=mysql --skip-grant-tables";
1459
1460     } else {
1461         $cmd = "/usr/sbin/mysqld --bootstrap --user=mysql --skip-grant-tables " .
1462             "--skip-bdb  --skip-innodb --skip-ndbcluster";
1463     }
1464
1465     $self->ve_command ($cmd, $sql);
1466 }
1467
1468 sub compute_required {
1469     my ($self, $pkglist) = @_;
1470
1471     my $pkginfo = $self->pkginfo();
1472     my $instpkgs = $self->read_installed ();
1473
1474     my $closure = {};
1475     __record_provides ($pkginfo, $closure, [keys %$instpkgs]);
1476
1477     return $self->closure ($closure, $pkglist);
1478 }
1479
1480 sub task_postgres {
1481     my ($self, $opts) = @_;
1482
1483     my @supp = ('7.4', '8.1');
1484     my $pgversion = '8.1';
1485
1486     my $suite = $self->{config}->{suite};
1487
1488     if ($suite eq 'lenny' || $suite eq 'hardy' || $suite eq 'intrepid' || $suite eq 'jaunty') {
1489         @supp = ('8.3');
1490         $pgversion = '8.3';
1491     } elsif ($suite eq 'squeeze') {
1492         @supp = ('8.4');
1493         $pgversion = '8.4';
1494     } elsif ($suite eq 'wheezy') {
1495         @supp = ('9.1');
1496         $pgversion = '9.1';
1497     } elsif ($suite eq 'jessie') {
1498         @supp = ('9.4');
1499         $pgversion = '9.4';
1500     }
1501
1502     $pgversion = $opts->{version} if $opts->{version};
1503
1504     die "unsupported postgres version '$pgversion'\n"
1505         if !grep { $pgversion eq $_; } @supp;
1506
1507     my $rootdir = $self->{rootfs};
1508
1509     my $required = $self->compute_required (["postgresql-$pgversion"]);
1510
1511     $self->cache_packages ($required);
1512
1513     $self->ve_dpkg ('install', @$required);
1514
1515     my $iscript = "postgresql-$pgversion";
1516     if ($suite eq 'squeeze' || $suite eq 'wheezy' || $suite eq 'jessie') {
1517       $iscript = 'postgresql';
1518     }
1519
1520     $self->ve_command ("/etc/init.d/$iscript start") if $opts->{start};
1521 }
1522
1523 sub task_mysql {
1524     my ($self, $opts) = @_;
1525
1526     my $password = $opts->{password};
1527     my $rootdir = $self->{rootfs};
1528
1529     my $suite = $self->{config}->{suite};
1530
1531     my $ver = '5.0';
1532     if ($suite eq 'squeeze') {
1533       $ver = '5.1';
1534     } elsif ($suite eq 'wheezy' || $suite eq 'jessie') {
1535       $ver = '5.5';
1536     }
1537
1538     my $required = $self->compute_required (['mysql-common', "mysql-server-$ver"]);
1539
1540     $self->cache_packages ($required);
1541
1542     $self->ve_dpkg ('install', @$required);
1543
1544     # fix security (see /usr/bin/mysql_secure_installation)
1545     my $sql = "DELETE FROM mysql.user WHERE User='';\n" .
1546         "DELETE FROM mysql.user WHERE User='root' AND Host!='localhost';\n" .
1547         "FLUSH PRIVILEGES;\n";
1548     $self->ve_mysql_bootstrap ($sql);
1549
1550     if ($password) {
1551
1552         my $rpw = $password eq 'random' ? 'admin' : $password;
1553
1554         my $sql = "USE mysql;\n" .
1555             "UPDATE user SET password=PASSWORD(\"$rpw\") WHERE user='root';\n" .
1556             "FLUSH PRIVILEGES;\n";
1557         $self->ve_mysql_bootstrap ($sql);
1558
1559         write_file ("[client]\nuser=root\npassword=\"$rpw\"\n", "$rootdir/root/.my.cnf", 0600);
1560         if ($password eq 'random') {
1561             $self->install_init_script ($script_mysql_randompw, 2, 20);
1562         }
1563     }
1564
1565     $self->ve_command ("/etc/init.d/mysql start") if $opts->{start};
1566 }
1567
1568 sub task_php {
1569     my ($self, $opts) = @_;
1570
1571     my $memlimit = $opts->{memlimit};
1572     my $rootdir = $self->{rootfs};
1573
1574     my $required = $self->compute_required ([qw (php5 php5-cli libapache2-mod-php5 php5-gd)]);
1575
1576     $self->cache_packages ($required);
1577
1578     $self->ve_dpkg ('install', @$required);
1579
1580     if ($memlimit) {
1581         $self->run_command ("sed -e 's/^\\s*memory_limit\\s*=.*;/memory_limit = ${memlimit}M;/' -i $rootdir/etc/php5/apache2/php.ini");
1582     }
1583 }
1584
1585 sub install {
1586     my ($self, $pkglist, $unpack) = @_;
1587
1588     my $required = $self->compute_required ($pkglist);
1589
1590     $self->cache_packages ($required);
1591
1592     $self->ve_dpkg ($unpack ? 'unpack' : 'install', @$required);
1593 }
1594
1595 sub cleanup {
1596     my ($self, $distclean) = @_;
1597
1598     unlink $self->{logfile};
1599     unlink "$self->{targetname}.tar";
1600     unlink "$self->{targetname}.tar.gz";
1601
1602     $self->ve_destroy ();
1603     unlink ".veid";
1604
1605     rmtree $self->{cachedir} if $distclean && !$self->{config}->{cachedir};
1606
1607     rmtree $self->{infodir};
1608
1609 }
1610
1611 1;