forked from josch/mmdebstrap
split up setup() into multiple functions
This commit is contained in:
parent
895c388ede
commit
1076e9a78d
GPG key ID:
F2CBA5C78FBD83E1
1 changed files with 516 additions and 467 deletions
313
mmdebstrap
313
mmdebstrap
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@ -1191,6 +1191,49 @@ sub setup {
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warning "cannot read $options->{apttrustedparts}";
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}
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run_setup($options);
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run_hooks('setup', $options);
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run_update($options);
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(my $pkgs_to_install, my $essential_pkgs) = run_download($options);
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if ( $options->{mode} ne 'chrootless'
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or $options->{variant} eq 'extract') {
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# We have to extract the packages from @essential_pkgs either if we run
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# in chrootless mode and extract variant or in any other mode. In
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# other words, the only scenario in which the @essential_pkgs are not
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# extracted are in chrootless mode in any other than the extract
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# variant.
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run_extract($options, $essential_pkgs);
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}
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run_hooks('extract', $options);
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if ($options->{variant} ne 'extract') {
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my $chrootcmd = [];
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if ($options->{mode} ne 'chrootless') {
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$chrootcmd = run_prepare($options);
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}
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run_essential($options, $essential_pkgs, $chrootcmd);
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run_hooks('essential', $options);
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run_install($options, $pkgs_to_install, $chrootcmd);
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run_hooks('customize', $options);
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}
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run_cleanup($options);
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return;
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}
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sub run_setup() {
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my $options = shift;
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{
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my @directories = (
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'/etc/apt/apt.conf.d', '/etc/apt/sources.list.d',
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@ -1580,8 +1623,11 @@ sub setup {
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$ENV{PATH} = "/usr/sbin:/usr/bin:/sbin:/bin";
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}
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# run setup hooks
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run_hooks('setup', $options);
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return;
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}
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sub run_update() {
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my $options = shift;
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info "running apt-get update...";
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run_apt_progress({
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@ -1607,6 +1653,12 @@ sub setup {
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}
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}
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return;
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}
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sub run_download() {
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my $options = shift;
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my @pkgs_to_install;
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for my $incl (@{ $options->{include} }) {
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for my $pkg (split /[,\s]+/, $incl) {
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@ -1827,21 +1879,23 @@ sub setup {
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}
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}
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# We have to extract the packages from @essential_pkgs either if we run in
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# chrootless mode and extract variant or in any other mode.
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# In other words, the only scenario in which the @essential_pkgs are not
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# extracted are in chrootless mode in any other than the extract variant.
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if ( $options->{mode} eq 'chrootless'
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and $options->{variant} ne 'extract') {
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# nothing to do
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} elsif ($options->{dryrun}) {
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return (\@pkgs_to_install, \@essential_pkgs);
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}
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sub run_extract() {
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my $options = shift;
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my $essential_pkgs = shift;
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if ($options->{dryrun}) {
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info "skip extracting packages because of --dry-run";
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} else {
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return;
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}
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info "extracting archives...";
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print_progress 0.0;
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my $counter = 0;
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my $total = scalar @essential_pkgs;
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foreach my $deb (@essential_pkgs) {
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my $total = scalar @{$essential_pkgs};
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foreach my $deb (@{$essential_pkgs}) {
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$counter += 1;
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# not using dpkg-deb --extract as that would replace the
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# merged-usr symlinks with plain directories
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@ -1869,81 +1923,13 @@ sub setup {
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print_progress($counter / $total * 100);
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}
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print_progress "done";
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return;
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}
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run_hooks('extract', $options);
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sub run_prepare {
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my $options = shift;
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if ($options->{mode} eq 'chrootless') {
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if ($options->{dryrun}) {
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info "simulate installing packages...";
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} else {
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info "installing packages...";
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}
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# FIXME: the dpkg config from the host is parsed before the command
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# line arguments are parsed and might break this mode
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# Example: if the host has --path-exclude set, then this will also
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# affect the chroot.
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my @chrootless_opts = (
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'-oDPkg::Options::=--force-not-root',
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'-oDPkg::Options::=--force-script-chrootless',
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'-oDPkg::Options::=--root=' . $options->{root},
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'-oDPkg::Options::=--log=' . "$options->{root}/var/log/dpkg.log",
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$options->{dryrun} ? '-oAPT::Get::Simulate=true' : (),
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);
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if (defined $options->{qemu}) {
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# The binfmt support on the outside is used, so qemu needs to know
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# where it has to look for shared libraries
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if (defined $ENV{QEMU_LD_PREFIX}
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&& $ENV{QEMU_LD_PREFIX} ne "") {
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## no critic (Variables::RequireLocalizedPunctuationVars)
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$ENV{QEMU_LD_PREFIX} = "$ENV{QEMU_LD_PREFIX}:$options->{root}";
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} else {
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## no critic (Variables::RequireLocalizedPunctuationVars)
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$ENV{QEMU_LD_PREFIX} = $options->{root};
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}
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}
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if ($options->{variant} eq 'extract') {
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# nothing to do
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} else {
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run_apt_progress({
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ARGV => ['apt-get', '--yes', @chrootless_opts, 'install'],
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PKGS => [map { "$options->{root}/$_" } @essential_pkgs],
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});
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}
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if (any { $_ eq $options->{variant} } ('extract', 'custom')) {
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# nothing to do
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} elsif (
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any { $_ eq $options->{variant} } (
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'essential', 'apt', 'standard', 'important',
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'required', 'buildd', 'minbase'
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)
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) {
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# run essential hooks
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run_hooks('essential', $options);
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if (scalar @pkgs_to_install > 0) {
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run_apt_progress({
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ARGV =>
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['apt-get', '--yes', @chrootless_opts, 'install'],
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PKGS => [@pkgs_to_install],
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});
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}
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} else {
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error "unknown variant: $options->{variant}";
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}
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} elsif (
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any { $_ eq $options->{mode} }
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('root', 'unshare', 'fakechroot', 'proot')
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) {
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if (any { $_ eq $options->{variant} } ('extract')) {
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# nothing to do
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} elsif (
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any { $_ eq $options->{variant} } (
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'custom', 'essential', 'apt', 'standard',
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'important', 'required', 'buildd', 'minbase'
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)
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) {
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if ($options->{mode} eq 'fakechroot') {
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# this borrows from and extends
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# /etc/fakechroot/debootstrap.env and
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@ -1951,18 +1937,15 @@ sub setup {
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{
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my @fakechrootsubst = ();
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foreach my $d ('/usr/sbin', '/usr/bin', '/sbin', '/bin') {
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push @fakechrootsubst,
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"$d/chroot=/usr/sbin/chroot.fakechroot";
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push @fakechrootsubst, "$d/chroot=/usr/sbin/chroot.fakechroot";
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push @fakechrootsubst, "$d/mkfifo=/bin/true";
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push @fakechrootsubst, "$d/ldconfig=/bin/true";
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push @fakechrootsubst,
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"$d/ldd=/usr/bin/ldd.fakechroot";
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push @fakechrootsubst, "$d/ldd=/usr/bin/ldd.fakechroot";
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push @fakechrootsubst, "$d/ischroot=/bin/true";
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}
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if (defined $ENV{FAKECHROOT_CMD_SUBST}
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&& $ENV{FAKECHROOT_CMD_SUBST} ne "") {
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push @fakechrootsubst, split /:/,
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$ENV{FAKECHROOT_CMD_SUBST};
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push @fakechrootsubst, split /:/, $ENV{FAKECHROOT_CMD_SUBST};
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}
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## no critic (Variables::RequireLocalizedPunctuationVars)
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$ENV{FAKECHROOT_CMD_SUBST} = join ':', @fakechrootsubst;
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@ -2054,15 +2037,13 @@ sub setup {
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if (($? != 0) or (!$deb_host_multiarch)) {
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error "dpkg-architecture failed: $?";
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}
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my $fakechrootdir
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= "/usr/lib/$deb_host_multiarch/fakechroot";
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my $fakechrootdir = "/usr/lib/$deb_host_multiarch/fakechroot";
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if (!-e "$fakechrootdir/libfakechroot.so") {
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error "$fakechrootdir/libfakechroot.so doesn't exist."
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. " Install libfakechroot:$options->{nativearch}"
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. " outside the chroot";
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}
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my $fakerootdir
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= "/usr/lib/$deb_host_multiarch/libfakeroot";
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my $fakerootdir = "/usr/lib/$deb_host_multiarch/libfakeroot";
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if (!-e "$fakerootdir/libfakeroot-sysv.so") {
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error "$fakerootdir/libfakeroot-sysv.so doesn't exist."
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. " Install libfakeroot:$options->{nativearch}"
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@ -2081,8 +2062,7 @@ sub setup {
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# to know where it has to look for shared libraries
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if (defined $ENV{QEMU_LD_PREFIX}
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&& $ENV{QEMU_LD_PREFIX} ne "") {
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$ENV{QEMU_LD_PREFIX}
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= "$ENV{QEMU_LD_PREFIX}:$options->{root}";
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$ENV{QEMU_LD_PREFIX} = "$ENV{QEMU_LD_PREFIX}:$options->{root}";
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} else {
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$ENV{QEMU_LD_PREFIX} = $options->{root};
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}
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@ -2120,19 +2100,16 @@ sub setup {
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. " work under proot";
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info "this is likely due to missing support for"
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. " renameat2 in proot";
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info
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"see https://github.com/proot-me/PRoot/issues/147";
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info "see https://github.com/proot-me/PRoot/issues/147";
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} else {
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info "the /bin/mv binary inside the chroot doesn't"
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. " work under fakechroot";
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info "with certain versions of coreutils and glibc,"
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. " this is due to missing support for renameat2 in"
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. " fakechroot";
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info
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"see https://github.com/dex4er/fakechroot/issues/60";
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info "see https://github.com/dex4er/fakechroot/issues/60";
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}
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info
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"expect package post installation scripts not to work";
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info "expect package post installation scripts not to work";
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rmdir "$options->{root}/000-move-me"
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or error "cannot rmdir: $!";
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} else {
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@ -2141,6 +2118,51 @@ sub setup {
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}
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}
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return \@chrootcmd;
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}
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sub run_essential() {
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my $options = shift;
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my $essential_pkgs = shift;
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my $chrootcmd = shift;
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if ($options->{mode} eq 'chrootless') {
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if ($options->{dryrun}) {
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info "simulate installing packages...";
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} else {
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info "installing packages...";
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}
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# FIXME: the dpkg config from the host is parsed before the command
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# line arguments are parsed and might break this mode
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# Example: if the host has --path-exclude set, then this will also
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# affect the chroot.
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my @chrootless_opts = (
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'-oDPkg::Options::=--force-not-root',
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'-oDPkg::Options::=--force-script-chrootless',
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'-oDPkg::Options::=--root=' . $options->{root},
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'-oDPkg::Options::=--log=' . "$options->{root}/var/log/dpkg.log",
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$options->{dryrun} ? '-oAPT::Get::Simulate=true' : (),
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);
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if (defined $options->{qemu}) {
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# The binfmt support on the outside is used, so qemu needs to know
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# where it has to look for shared libraries
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if (defined $ENV{QEMU_LD_PREFIX}
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&& $ENV{QEMU_LD_PREFIX} ne "") {
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## no critic (Variables::RequireLocalizedPunctuationVars)
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$ENV{QEMU_LD_PREFIX} = "$ENV{QEMU_LD_PREFIX}:$options->{root}";
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} else {
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## no critic (Variables::RequireLocalizedPunctuationVars)
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$ENV{QEMU_LD_PREFIX} = $options->{root};
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}
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}
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run_apt_progress({
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ARGV => ['apt-get', '--yes', @chrootless_opts, 'install'],
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PKGS => [map { "$options->{root}/$_" } @{$essential_pkgs}],
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});
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} elsif (
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any { $_ eq $options->{mode} }
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('root', 'unshare', 'fakechroot', 'proot')
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) {
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# install the extracted packages properly
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# we need --force-depends because dpkg does not take Pre-Depends
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# into account and thus doesn't install them in the right order
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@ -2153,11 +2175,11 @@ sub setup {
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sub {
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run_dpkg_progress({
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ARGV => [
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@chrootcmd, 'env',
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@{$chrootcmd}, 'env',
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'--unset=TMPDIR', 'dpkg',
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'--install', '--force-depends'
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],
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PKGS => \@essential_pkgs,
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PKGS => $essential_pkgs,
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});
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},
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$options
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@ -2181,11 +2203,11 @@ sub setup {
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sub {
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run_dpkg_progress({
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ARGV => [
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@chrootcmd, 'env',
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@{$chrootcmd}, 'env',
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'--unset=TMPDIR', 'dpkg',
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'--install', '--force-depends'
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],
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PKGS => \@essential_pkgs,
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PKGS => $essential_pkgs,
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});
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},
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$options
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@ -2193,18 +2215,48 @@ sub setup {
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}
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}
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foreach my $deb (@essential_pkgs) {
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} else {
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error "unknown mode: $options->{mode}";
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}
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foreach my $deb (@{$essential_pkgs}) {
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unlink "$options->{root}/$deb"
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or error "cannot unlink $deb: $!";
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}
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return;
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}
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sub run_install() {
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my $options = shift;
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my $pkgs_to_install = shift;
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my $chrootcmd = shift;
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if ($options->{mode} eq 'chrootless') {
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if (scalar @{$pkgs_to_install} > 0) {
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my @chrootless_opts = (
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'-oDPkg::Options::=--force-not-root',
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'-oDPkg::Options::=--force-script-chrootless',
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'-oDPkg::Options::=--root=' . $options->{root},
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'-oDPkg::Options::=--log='
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. "$options->{root}/var/log/dpkg.log",
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$options->{dryrun} ? '-oAPT::Get::Simulate=true' : (),
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);
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run_apt_progress({
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ARGV => ['apt-get', '--yes', @chrootless_opts, 'install'],
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PKGS => $pkgs_to_install,
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});
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}
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} elsif (
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any { $_ eq $options->{mode} }
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('root', 'unshare', 'fakechroot', 'proot')
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) {
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# run essential hooks
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if ($options->{variant} ne 'custom') {
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run_hooks('essential', $options);
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}
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if ($options->{variant} ne 'custom'
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and scalar @pkgs_to_install > 0) {
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and scalar @{$pkgs_to_install} > 0) {
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# some packages have to be installed from the outside before
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# anything can be installed from the inside.
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#
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|
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@ -2233,15 +2285,13 @@ sub setup {
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while (my $uri = <$pipe_apt>) {
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if ($uri =~ /^https:\/\//) {
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# FIXME: support for https is part of apt >= 1.5
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push @pkgs_to_install_from_outside,
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'apt-transport-https';
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push @pkgs_to_install_from_outside, 'apt-transport-https';
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push @pkgs_to_install_from_outside, 'ca-certificates';
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last;
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} elsif ($uri =~ /^tor(\+[a-z]+)*:\/\//) {
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# tor URIs can be tor+http://, tor+https:// or even
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# tor+mirror+file://
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push @pkgs_to_install_from_outside,
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'apt-transport-tor';
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push @pkgs_to_install_from_outside, 'apt-transport-tor';
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last;
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}
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}
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|
|
@ -2288,19 +2338,17 @@ sub setup {
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}
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close $dh;
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if (scalar @debs_to_install == 0) {
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warning
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"nothing got downloaded -- maybe the packages"
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warning "nothing got downloaded -- maybe the packages"
|
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. " were already installed?";
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||||
} else {
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||||
# we need --force-depends because dpkg does not take
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# Pre-Depends into account and thus doesn't install
|
||||
# them in the right order
|
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info 'installing '
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. (join ', ', @pkgs_to_install_from_outside)
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. "...";
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. (join ', ', @pkgs_to_install_from_outside) . "...";
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run_dpkg_progress({
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||||
ARGV => [
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@chrootcmd, 'env',
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||||
@{$chrootcmd}, 'env',
|
||||
'--unset=TMPDIR', 'dpkg',
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||||
'--install', '--force-depends'
|
||||
],
|
||||
|
|
@ -2321,15 +2369,12 @@ sub setup {
|
|||
. " chroot...";
|
||||
run_apt_progress({
|
||||
ARGV => [
|
||||
@chrootcmd,
|
||||
'env',
|
||||
'--unset=APT_CONFIG',
|
||||
'--unset=TMPDIR',
|
||||
'apt-get',
|
||||
'--yes',
|
||||
@{$chrootcmd}, 'env',
|
||||
'--unset=APT_CONFIG', '--unset=TMPDIR',
|
||||
'apt-get', '--yes',
|
||||
'install'
|
||||
],
|
||||
PKGS => [@pkgs_to_install],
|
||||
PKGS => $pkgs_to_install,
|
||||
});
|
||||
},
|
||||
$options
|
||||
|
|
@ -2342,18 +2387,19 @@ sub setup {
|
|||
'apt-get', '--yes',
|
||||
'-oAPT::Get::Simulate=true', 'install'
|
||||
],
|
||||
PKGS => [@pkgs_to_install],
|
||||
PKGS => $pkgs_to_install,
|
||||
});
|
||||
}
|
||||
}
|
||||
} else {
|
||||
error "unknown variant: $options->{variant}";
|
||||
}
|
||||
} else {
|
||||
error "unknown mode: $options->{mode}";
|
||||
}
|
||||
|
||||
run_hooks('customize', $options);
|
||||
return;
|
||||
}
|
||||
|
||||
sub run_cleanup() {
|
||||
my $options = shift;
|
||||
|
||||
# clean up temporary configuration file
|
||||
unlink "$options->{root}/etc/apt/apt.conf.d/00mmdebstrap"
|
||||
|
|
@ -2369,7 +2415,10 @@ sub setup {
|
|||
});
|
||||
run_apt_progress(
|
||||
{ ARGV => ['apt-get', 'clean'], CHDIR => $options->{root} });
|
||||
unlink $tmpfile or error "failed to unlink $tmpfile: $!";
|
||||
if (defined $ENV{APT_CONFIG} && -e $ENV{APT_CONFIG}) {
|
||||
unlink $ENV{APT_CONFIG}
|
||||
or error "failed to unlink $ENV{APT_CONFIG}: $!";
|
||||
}
|
||||
|
||||
# apt since 1.6 creates the auxfiles directory. If apt inside the chroot
|
||||
# is older than that, then it will not know how to clean it.
|
||||
|
|
|
|||
Loading…
Reference in a new issue