diff options
Diffstat (limited to 'perl-install/do_pkgs.pm')
| -rw-r--r-- | perl-install/do_pkgs.pm | 404 |
1 files changed, 404 insertions, 0 deletions
diff --git a/perl-install/do_pkgs.pm b/perl-install/do_pkgs.pm new file mode 100644 index 000000000..ba9283000 --- /dev/null +++ b/perl-install/do_pkgs.pm @@ -0,0 +1,404 @@ +package do_pkgs; + +=head1 SYNOPSYS + +B<do_pkgs> enables to install packages (through urpmi) from our tools. +It works both during installer and in standalone tools by using dedicate sub packages (B<do_pkgs_standalone> and B<do_pkgs_during_install>), both relying onrelying on do_pkgs_common. + + +=head1 Functions + +=over + +=cut + +=item do_pkgs($in) + +Returns a new B<do_pkgs> object from a L<interactive> object. + +=cut + +sub do_pkgs { + my ($in) = @_; + ($::isInstall ? 'do_pkgs_during_install' : 'do_pkgs_standalone')->new($in); +} + +################################################################################ +package do_pkgs_common; +use common; + +=item ensure_is_installed($do, $pkg, $o_file, $b_auto) + +Makes sure that the $pkg package is installed. +If $o_file is provided, the already installed check is I<way> faster. +If $b_auto is set, (g)urpmi will not ask any questions. + +=cut + +sub ensure_is_installed { + my ($do, $pkg, $o_file, $b_auto) = @_; + + if ($do->is_installed($pkg, $o_file)) { + return 1; + } + + $do->in->ask_okcancel(N("Warning"), N("The package %s needs to be installed. Do you want to install it?", $pkg), 1) + or return if !$b_auto && $do->in; + + if (!$do->install($pkg)) { + $do->in->ask_warn(N("Error"), N("Could not install the %s package!", $pkg)) if $do->in; + return; + } + + if ($o_file && ! -e "$::prefix$o_file") { + $do->in->ask_warn(N("Error"), N("Mandatory package %s is missing", $pkg)) if $do->in; + return; + } + 1; +} + +=item ensure_are_installed($do, $pkgs, $b_auto) + +Makes sure that the packages listed in $pkgs array ref are installed. +If $b_auto is set, (g)urpmi will not ask any questions. + +It's quite costly, so it's better to use the B<ensure_files_are_installed> instead. + +=cut + +sub ensure_are_installed { + my ($do, $pkgs, $b_auto) = @_; + + my @not_installed = difference2($pkgs, [ $do->are_installed(@$pkgs) ]) or return 1; + + $do->in->ask_okcancel(N("Warning"), N("The following packages need to be installed:\n") . join(', ', @not_installed), 1) + or return if !$b_auto && $do->in; + + if (!$do->install(@not_installed)) { + if ($do->in) { + $do->in->ask_warn(N("Error"), N("Could not install the %s package!", $not_installed[0])); + } else { + log::l("Could not install packages: " . join(' ', @not_installed)); + } + return; + } + 1; +} + +=item ensure_binary_is_installed($do, $pkg, $binary, $b_auto) + +Makes sure that the $pkg package is installed. +$binary is looked for in $PATH. If not found, the package is installed. +If $b_auto is set, (g)urpmi will not ask any questions. + +=cut + +sub ensure_binary_is_installed { + my ($do, $pkg, $binary, $b_auto) = @_; + + if (!whereis_binary($binary, $::prefix)) { + $do->in->ask_okcancel(N("Warning"), N("The package %s needs to be installed. Do you want to install it?", $pkg), 1) + or return if !$b_auto && $do->in; + if (!$do->install($pkg)) { + $do->in->ask_warn(N("Error"), N("Could not install the %s package!", $pkg)) if $do->in; + return; + } + } + if (!whereis_binary($binary, $::prefix)) { + $do->in->ask_warn(N("Error"), N("Mandatory package %s is missing", $pkg)) if $do->in; + return; + } + 1; +} + +sub _find_file { + my ($file) = @_; + if ($file =~ m!/!) { + -e "$::prefix$file"; + } else { + # assume it's a binary to search in $PATH: + whereis_binary($file, $::prefix); + } +} + +=item ensure_files_are_installed($do, $pkgs, $b_auto) + +Takes a list of [ "package", "file" ] and installs package if file is not there. +If $b_auto is set, (g)urpmi will not ask any questions. + +=cut + +sub ensure_files_are_installed { + my ($do, $pkgs, $b_auto) = @_; + + my @not_installed = map { my ($package, $file) = @$_; if_(!_find_file($file), $package) } @$pkgs; + return 1 if !@not_installed; + + $do->in->ask_okcancel(N("Warning"), N("The following packages need to be installed:\n") . join(', ', @not_installed), 1) + or return if !$b_auto && $do->in; + + if (!$do->install(@not_installed)) { + if ($do->in) { + $do->in->ask_warn(N("Error"), N("Could not install the %s package!", $not_installed[0])); + } else { + log::l("Could not install packages: " . join(' ', @not_installed)); + } + return; + } + 1; +} + +=item ensure_is_installed_if_available($do, $pkg, $file) = @_; + +Install $pkg if $file is not present and if $pkg is actually known to urpmi. + +=cut + +sub ensure_is_installed_if_available { + my ($do, $pkg, $file) = @_; + if (-e "$::prefix$file" || $::testing) { + 1; + } else { + $do->what_provides($pkg) && $do->install($pkg); + } +} + +=item is_available($do, $name) + +=item are_available($do, @names) + +Returns name(s) of package(s) that are available (aka known to urpmi). +This is somewhat costly (needs to parse urpmi synthesis...) + +=cut + +sub is_available { + my ($do, $name) = @_; + $do->are_available($name); +} + +=item is_installed($do, $name) + +=item are_installed($do, @names) + +Returns name(s) of package(s) that are already installed on the system. +This is less costly (needs to query RPM DB) + +=cut + +sub is_installed { + my ($do, $name, $o_file) = @_; + $o_file ? -e "$::prefix$o_file" : $do->are_installed($name); +} + +=item check_kernel_module_packages($do, $base_name) + +Takes something like C<ati-kernel> and returns: + +=over 4 + +=item * the various C<ati-kernel-3.Y.XX-ZZmga> available for the installed kernels + +=item * C<dkms-ati> if available + +=back + +=cut + +sub check_kernel_module_packages { + my ($do, $base_name) = @_; + + require bootloader; + my @test_rpms = ( + 'dkms-' . $base_name, + map { $base_name . '-kernel-' . bootloader::vmlinuz2version($_) } bootloader::installed_vmlinuz() + ); + my @rpms = $do->are_available(@test_rpms); + @rpms = $do->are_installed(@test_rpms) if !@rpms; + @rpms or return; + + log::l("those kernel module packages can be installed: " . join(' ', @rpms)); + + \@rpms; +} + +################################################################################ +package do_pkgs_during_install; +use run_program; +use common; + +our @ISA = qw(do_pkgs_common); + +=item new($type, $in) + +Returns a C<do_pkg> object. + +=cut + +sub new { + my ($type, $in) = @_; + + $in->isa('interactive') or undef $in; + + require install::pkgs; + bless { in => $in, o => $::o }, $type; +} + +sub in { + my ($do) = @_; + $do->{in}; +} + +sub install { + my ($do, @l) = @_; + log::l("do_pkgs_during_install::install"); + if ($::testing) { + log::l("i would install packages " . join(' ', @l)); + 1; + } else { + $do->{o}->pkg_install(@l); + 1; #- HACK, need better fix in install::steps::pkg_install() + } +} + +sub what_provides { + my ($do, $name) = @_; + map { $_->name } install::pkgs::packagesProviding($do->{o}{packages}, $name); +} + +sub are_available { + my ($do, @pkgs) = @_; + grep { install::pkgs::packageByName($do->{o}{packages}, $_) } @pkgs; +} + +sub are_installed { + my ($do, @l) = @_; + grep { + my $p = install::pkgs::packageByName($do->{o}{packages}, $_); + $p && $p->flag_available; + } @l; +} + +sub remove { + my ($do, @l) = @_; + + @l = grep { + my $p = install::pkgs::packageByName($do->{o}{packages}, $_); + install::pkgs::unselectPackage($do->{o}{packages}, $p) if $p; + $p; + } @l; + run_program::rooted($::prefix, 'rpm', '-e', @l); +} + +sub remove_nodeps { + my ($do, @l) = @_; + + @l = grep { + my $p = install::pkgs::packageByName($do->{o}{packages}, $_); + if ($p) { + $p->set_flag_requested(0); + $p->set_flag_required(0); + } + $p; + } @l; + run_program::rooted($::prefix, 'rpm', '-e', '--nodeps', @l); +} + +################################################################################ +package do_pkgs_standalone; +use run_program; +use common; +use log; +use feature qw(state); + +our @ISA = qw(do_pkgs_common); + +sub new { + my ($type, $o_in) = @_; + bless { in => $o_in }, $type; +} + +sub in { + my ($do) = @_; + $do->{in}; +} + +sub install { + my ($do, @l) = @_; + + return 1 if listlength(are_installed($do, @l)) == @l; + + if ($::testing) { + log::l("i would install packages " . join(' ', @l)); + return 1; + } + + my @wrapper = $::isLiveInstall && $::prefix ? ('chroot', $::prefix) : (); + my @options = ('--allow-medium-change', '--auto', '--no-verify-rpm', '--expect-install', @l); + my $ret; + if (check_for_xserver() && -x '/usr/bin/gurpmi') { + $ret = system(@wrapper, 'gurpmi', @options) == 0; + } else { + my $_wait = $do->in && $do->in->wait_message(N("Please wait"), N("Installing packages...")); + $do->in->suspend if $do->in; + log::explanations("installing packages @l"); + $ret = system(@wrapper, 'urpmi', @options) == 0; + $do->in->resume if $do->in; + } + $ret; +} + +sub are_available { + my ($_do, @pkgs) = @_; + my %pkgs = map { $_ => 1 } @pkgs; + + require urpm::media; + state $urpm; + eval { + if (!$urpm) { + $urpm = urpm->new; + $urpm->{log} = \&log::l; + urpm::media::configure($urpm, + nocheck_access => 1, + no_skiplist => 1, + no_second_pass => 1); + } + map { $_->name } grep { $pkgs{$_->name} } @{$urpm->{depslist} || []}; + }; +} + +sub what_provides { + my ($_do, $name) = @_; + split('\|', chomp_(run_program::get_stdout('urpmq', $name))); +} + +sub are_installed { + my ($_do, @l) = @_; + @l or return; + + my @l2; + my $query_all = (any { /\*/ } @l) ? 'a' : ''; + my $rooted = $::isLiveInstall && $::prefix ? { root => $::prefix } : {}; + run_program::raw($rooted, '/bin/rpm', '>', \@l2, '-q' . $query_all, '--qf', "%{name}\n", @l); #- do not care about the return value + $query_all ? chomp_(@l2) : intersection(\@l, [ chomp_(@l2) ]); #- cannot return directly @l2 since it contains things like "package xxx is not installed" +} + +sub remove { + my ($do, @l) = @_; + my $_wait = $do->in && $do->in->wait_message(N("Please wait"), N("Removing packages...")); + $do->in->suspend if $do->in; + log::explanations("removing packages @l"); + my @wrapper = $::isLiveInstall && $::prefix ? ('chroot', $::prefix) : (); + my $ret = system(@wrapper, 'rpm', '-e', @l) == 0; + $do->in->resume if $do->in; + $ret; +} + +sub remove_nodeps { + my ($do, @l) = @_; + remove($do, '--nodeps', @l) == 0; +} + +=back + +=cut |