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-rw-r--r--urpm/media.pm1800
1 files changed, 1800 insertions, 0 deletions
diff --git a/urpm/media.pm b/urpm/media.pm
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+++ b/urpm/media.pm
@@ -0,0 +1,1800 @@
+package urpm::media;
+
+# $Id$
+
+use urpm 'file_from_local_url';
+use urpm::msg;
+use urpm::util;
+
+
+our @PER_MEDIA_OPT = qw(
+ downloader
+ hdlist
+ ignore
+ key-ids
+ list
+ md5sum
+ noreconfigure
+ priority
+ priority-upgrade
+ removable
+ static
+ synthesis
+ update
+ url
+ verify-rpm
+ virtual
+ with_hdlist
+);
+
+sub read_private_netrc {
+ my ($urpm) = @_;
+
+ my @words = split(/\s+/, scalar cat_($urpm->{private_netrc}));
+ my @l;
+ my $e;
+ while (@words) {
+ my $keyword = shift @words;
+ if ($keyword eq 'machine') {
+ push @l, $e = { machine => shift(@words) };
+ } elsif ($keyword eq 'default') {
+ push @l, $e = { default => '' };
+ } elsif ($keyword eq 'login' || $keyword eq 'password' || $keyword eq 'account') {
+ $e->{$keyword} = shift(@words);
+ } else {
+ $urpm->{error}("unknown netrc command $keyword");
+ }
+ }
+ @l;
+}
+
+sub parse_url_with_login {
+ my ($url) = @_;
+ $url =~ m!([^:]*)://([^/:\@]*)(:([^/:\@]*))?\@([^/]*)(.*)! &&
+ { proto => $1, login => $2, password => $4, machine => $5, dir => $6 };
+}
+
+sub read_config_add_passwords {
+ my ($urpm, $config) = @_;
+
+ my @netrc = read_private_netrc($urpm) or return;
+ foreach (values %$config) {
+ my $u = parse_url_with_login($_->{url}) or next;
+ if (my ($e) = grep { ($_->{default} || $_->{machine} eq $u->{machine}) && $_->{login} eq $u->{login} } @netrc) {
+ $_->{url} = sprintf('%s://%s:%s@%s%s', $u->{proto}, $u->{login}, $e->{password}, $u->{machine}, $u->{dir});
+ } else {
+ $urpm->{log}("no password found for $u->{login}@$u->{machine}");
+ }
+ }
+}
+
+sub remove_passwords_and_write_private_netrc {
+ my ($urpm, $config) = @_;
+
+ my @l;
+ foreach (values %$config) {
+ my $u = parse_url_with_login($_->{url}) or next;
+ #- check whether a password is visible
+ $u->{password} or next;
+
+ push @l, $u;
+ $_->{url} = sprintf('%s://%s@%s%s', $u->{proto}, $u->{login}, $u->{machine}, $u->{dir});
+ }
+ {
+ my $fh = urpm::sys::open_safe($urpm, '>', $urpm->{private_netrc}) or return;
+ foreach my $u (@l) {
+ printf $fh "machine %s login %s password %s\n", $u->{machine}, $u->{login}, $u->{password};
+ }
+ }
+ chmod 0600, $urpm->{private_netrc};
+}
+
+#- handle deprecated way of saving passwords
+sub recover_url_from_list {
+ my ($urpm, $medium) = @_;
+
+ #- /./ is end of url marker in list file (typically generated by a
+ #- find . -name "*.rpm" > list
+ #- for exportable list file.
+ if (my @probe = map { m!^(.*)/\./! || m!^(.*)/[^/]*$! } cat_(statedir_list($urpm, $medium))) {
+ ($medium->{url}) = sort { length($a) <=> length($b) } @probe;
+ $urpm->{modified} = 1; #- ensure urpmi.cfg is handled using only partially hidden url + netrc, since file list won't be generated anymore
+ }
+}
+
+#- Loads /etc/urpmi/urpmi.cfg and performs basic checks.
+#- Does not handle old format: <name> <url> [with <path_hdlist>]
+#- options :
+#- - nocheck_access : don't check presence of hdlist and other files
+sub read_config {
+ my ($urpm, $b_nocheck_access) = @_;
+ return if $urpm->{media}; #- media already loaded
+ $urpm->{media} = [];
+ my $config = urpm::cfg::load_config($urpm->{config})
+ or $urpm->{fatal}(6, $urpm::cfg::err);
+
+ #- global options
+ if (my $global = $config->{''}) {
+ foreach my $opt (keys %$global) {
+ if (defined $global->{$opt} && !exists $urpm->{options}{$opt}) {
+ $urpm->{options}{$opt} = $global->{$opt};
+ }
+ }
+ }
+
+ #- per-media options
+
+ read_config_add_passwords($urpm, $config);
+
+ foreach my $m (grep { $_ ne '' } keys %$config) {
+ my $medium = { name => $m };
+ foreach my $opt (@PER_MEDIA_OPT) {
+ defined $config->{$m}{$opt} and $medium->{$opt} = $config->{$m}{$opt};
+ }
+
+ if (!$medium->{url}) {
+ #- recover the url the old deprecated way...
+ #- only useful for migration, new urpmi.cfg will use netrc
+ recover_url_from_list($urpm, $medium);
+ $medium->{url} or $urpm->{error}("unable to find url in list file $medium->{name}, medium ignored");
+ }
+
+ add_existing_medium($urpm, $medium, $b_nocheck_access);
+ }
+
+ eval { require urpm::ldap; urpm::ldap::load_ldap_media($urpm) };
+
+ #- load default values
+ foreach (qw(post-clean verify-rpm)) {
+ exists $urpm->{options}{$_} or $urpm->{options}{$_} = 1;
+ }
+
+ $urpm->{media} = [ sort { $a->{priority} <=> $b->{priority} } @{$urpm->{media}} ];
+
+ #- read MD5 sums (usually not in urpmi.cfg but in a separate file)
+ foreach (@{$urpm->{media}}) {
+ if (my $md5sum = urpm::md5sum::from_MD5SUM("$urpm->{statedir}/MD5SUM", statedir_hdlist_or_synthesis($urpm, $_))) {
+ $_->{md5sum} = $md5sum;
+ }
+ }
+
+ #- remember global options for write_config
+ $urpm->{global_config} = $config->{''};
+}
+
+#- if invalid, set {ignore}
+sub check_existing_medium {
+ my ($urpm, $medium, $b_nocheck_access) = @_;
+
+ if ($medium->{virtual}) {
+ #- a virtual medium needs to have an url available without using a list file.
+ if ($medium->{hdlist} || $medium->{list}) {
+ $medium->{ignore} = 1;
+ $urpm->{error}(N("virtual medium \"%s\" should not have defined hdlist or list file, medium ignored",
+ $medium->{name}));
+ }
+ unless ($medium->{url}) {
+ $medium->{ignore} = 1;
+ $urpm->{error}(N("virtual medium \"%s\" should have a clear url, medium ignored",
+ $medium->{name}));
+ }
+ } else {
+ if ($medium->{hdlist}) {
+ #- is this check really needed? keeping just in case
+ $medium->{hdlist} ne 'list' && $medium->{hdlist} ne 'pubkey' or
+ $medium->{ignore} = 1,
+ $urpm->{error}(N("invalid hdlist name"));
+ }
+ if (!$medium->{ignore} && !$medium->{hdlist}) {
+ $medium->{hdlist} = "hdlist.$medium->{name}.cz";
+ -e statedir_hdlist($urpm, $medium) or
+ $medium->{ignore} = 1,
+ $urpm->{error}(N("unable to find hdlist file for \"%s\", medium ignored", $medium->{name}));
+ }
+ if (!$medium->{ignore} && !$medium->{list}) {
+ unless (defined $medium->{url}) {
+ $medium->{list} = "list.$medium->{name}";
+ unless (-e statedir_list($urpm, $medium)) {
+ $medium->{ignore} = 1,
+ $urpm->{error}(N("unable to find list file for \"%s\", medium ignored", $medium->{name}));
+ }
+ }
+ }
+ }
+
+
+ #- check the presence of hdlist and list files if necessary.
+ if (!$b_nocheck_access && !$medium->{ignore}) {
+ if ($medium->{virtual} && -r hdlist_or_synthesis_for_virtual_medium($medium)) {}
+ elsif (-r statedir_hdlist($urpm, $medium)) {}
+ elsif ($medium->{synthesis} && -r statedir_synthesis($urpm, $medium)) {}
+ else {
+ $medium->{ignore} = 1;
+ $urpm->{error}(N("unable to access hdlist file of \"%s\", medium ignored", $medium->{name}));
+ }
+ if ($medium->{list} && -r statedir_list($urpm, $medium)) {}
+ elsif ($medium->{url}) {}
+ else {
+ $medium->{ignore} = 1;
+ $urpm->{error}(N("unable to access list file of \"%s\", medium ignored", $medium->{name}));
+ }
+ }
+
+ foreach my $field ('hdlist', 'list') {
+ $medium->{$field} or next;
+ if (grep { $_->{$field} eq $medium->{$field} } @{$urpm->{media}}) {
+ $medium->{ignore} = 1;
+ $urpm->{error}(
+ $field eq 'hdlist'
+ ? N("medium \"%s\" trying to use an already used hdlist, medium ignored", $medium->{name})
+ : N("medium \"%s\" trying to use an already used list, medium ignored", $medium->{name}));
+ }
+ }
+}
+
+#- probe medium to be used, take old medium into account too.
+sub add_existing_medium {
+ my ($urpm, $medium, $b_nocheck_access) = @_;
+
+ if (name2medium($urpm, $medium->{name})) {
+ $urpm->{error}(N("trying to override existing medium \"%s\", skipping", $medium->{name}));
+ return;
+ }
+
+ check_existing_medium($urpm, $medium, $b_nocheck_access);
+
+ #- probe removable device.
+ probe_removable_device($urpm, $medium);
+
+ #- clear URLs for trailing /es.
+ $medium->{url} and $medium->{url} =~ s|(.*?)/*$|$1|;
+
+ push @{$urpm->{media}}, $medium;
+}
+
+sub file_from_file_url {
+ my ($url) = @_;
+ $url =~ m!^(?:file:/)?(/.*)! && $1;
+}
+
+sub _hdlist_dir {
+ my ($medium) = @_;
+ my $base = file_from_file_url($medium->{url}) || $medium->{url};
+ $medium->{with_hdlist} && reduce_pathname("$base/$medium->{with_hdlist}/..");
+}
+sub _url_with_hdlist {
+ my ($medium) = @_;
+
+ my $base = file_from_file_url($medium->{url}) || $medium->{url};
+ $medium->{with_hdlist} && reduce_pathname("$base/$medium->{with_hdlist}");
+}
+sub hdlist_or_synthesis_for_virtual_medium {
+ my ($medium) = @_;
+ file_from_file_url($medium->{url}) && _url_with_hdlist($medium);
+}
+
+sub statedir_hdlist_or_synthesis {
+ my ($urpm, $medium) = @_;
+ $medium->{hdlist} && "$urpm->{statedir}/" . ($medium->{synthesis} ? 'synthesis.' : '') . $medium->{hdlist};
+}
+sub statedir_hdlist {
+ my ($urpm, $medium) = @_;
+ $medium->{hdlist} && "$urpm->{statedir}/$medium->{hdlist}";
+}
+sub statedir_synthesis {
+ my ($urpm, $medium) = @_;
+ $medium->{hdlist} && "$urpm->{statedir}/synthesis.$medium->{hdlist}";
+}
+sub statedir_list {
+ my ($urpm, $medium) = @_;
+ $medium->{list} && "$urpm->{statedir}/$medium->{list}";
+}
+sub statedir_descriptions {
+ my ($urpm, $medium) = @_;
+ $medium->{name} && "$urpm->{statedir}/descriptions.$medium->{name}";
+}
+sub statedir_names {
+ my ($urpm, $medium) = @_;
+ $medium->{name} && "$urpm->{statedir}/names.$medium->{name}";
+}
+sub cachedir_hdlist {
+ my ($urpm, $medium) = @_;
+ $medium->{hdlist} && "$urpm->{cachedir}/partial/$medium->{hdlist}";
+}
+sub cachedir_list {
+ my ($urpm, $medium) = @_;
+ $medium->{list} && "$urpm->{cachedir}/partial/$medium->{list}";
+}
+
+sub name2medium {
+ my ($urpm, $name) = @_;
+ my ($medium) = grep { $_->{name} eq $name } @{$urpm->{media}};
+ $medium;
+}
+
+#- probe device associated with a removable device.
+sub probe_removable_device {
+ my ($urpm, $medium) = @_;
+
+ if ($medium->{url} && $medium->{url} =~ /^removable/) {
+ #- try to find device name in url scheme, this is deprecated, use medium option "removable" instead
+ if ($medium->{url} =~ /^removable_?([^_:]*)/) {
+ $medium->{removable} ||= $1 && "/dev/$1";
+ }
+ } else {
+ delete $medium->{removable};
+ return;
+ }
+
+ #- try to find device to open/close for removable medium.
+ if (my $dir = file_from_local_url($medium->{url})) {
+ my %infos;
+ my @mntpoints = urpm::sys::find_mntpoints($dir, \%infos);
+ if (@mntpoints > 1) { #- return value is suitable for an hash.
+ $urpm->{log}(N("too many mount points for removable medium \"%s\"", $medium->{name}));
+ $urpm->{log}(N("taking removable device as \"%s\"", join ',', map { $infos{$_}{device} } @mntpoints));
+ }
+ if (urpm::is_iso($medium->{removable})) {
+ $urpm->{log}(N("Medium \"%s\" is an ISO image, will be mounted on-the-fly", $medium->{name}));
+ } elsif (@mntpoints) {
+ if ($medium->{removable} && $medium->{removable} ne $infos{$mntpoints[-1]}{device}) {
+ $urpm->{log}(N("using different removable device [%s] for \"%s\"",
+ $infos{$mntpoints[-1]}{device}, $medium->{name}));
+ }
+ $medium->{removable} = $infos{$mntpoints[-1]}{device};
+ } else {
+ $urpm->{error}(N("unable to retrieve pathname for removable medium \"%s\"", $medium->{name}));
+ }
+ } else {
+ $urpm->{error}(N("unable to retrieve pathname for removable medium \"%s\"", $medium->{name}));
+ }
+}
+
+
+sub write_MD5SUM {
+ my ($urpm) = @_;
+
+ #- write MD5SUM file
+ my $fh = urpm::sys::open_safe($urpm, '>', "$urpm->{statedir}/MD5SUM") or return 0;
+ foreach my $medium (grep { $_->{md5sum} } @{$urpm->{media}}) {
+ my $s = basename(statedir_hdlist_or_synthesis($urpm, $medium));
+ print $fh "$medium->{md5sum} $s\n";
+ }
+
+ $urpm->{log}(N("wrote %s", "$urpm->{statedir}/MD5SUM"));
+
+ delete $urpm->{md5sum_modified};
+}
+
+#- Writes the urpmi.cfg file.
+sub write_urpmi_cfg {
+ my ($urpm) = @_;
+
+ #- avoid trashing exiting configuration if it wasn't loaded
+ $urpm->{media} or return;
+
+ my $config = {
+ #- global config options found in the config file, without the ones
+ #- set from the command-line
+ '' => $urpm->{global_config},
+ };
+ foreach my $medium (@{$urpm->{media}}) {
+ next if $medium->{external};
+ my $medium_name = $medium->{name};
+
+ foreach (@PER_MEDIA_OPT) {
+ defined $medium->{$_} and $config->{$medium_name}{$_} = $medium->{$_};
+ }
+ }
+ remove_passwords_and_write_private_netrc($urpm, $config);
+
+ urpm::cfg::dump_config($urpm->{config}, $config)
+ or $urpm->{fatal}(6, N("unable to write config file [%s]", $urpm->{config}));
+
+ $urpm->{log}(N("wrote config file [%s]", $urpm->{config}));
+
+ #- everything should be synced now.
+ delete $urpm->{modified};
+}
+
+sub write_config {
+ my ($urpm) = @_;
+
+ write_urpmi_cfg($urpm);
+ write_MD5SUM($urpm);
+}
+
+#- read urpmi.cfg file as well as necessary synthesis files
+#- options :
+#- root
+#- cmdline_skiplist
+#- nocheck_access (used by read_config)
+#-
+#- callback (urpmf)
+#- need_hdlist (for urpmf: to be able to have info not available in synthesis)
+#- nodepslist (for urpmq: we don't need the hdlist/synthesis)
+#- no_skiplist (urpmf)
+#-
+#- synthesis (use this synthesis file, and only this synthesis file)
+#-
+#- usedistrib (otherwise uses urpmi.cfg)
+#- parallel
+#- media
+#- excludemedia
+#- sortmedia
+#-
+#- update
+#- searchmedia
+sub configure {
+ my ($urpm, %options) = @_;
+
+ clean($urpm);
+
+ $options{parallel} && $options{usedistrib} and $urpm->{fatal}(1, N("Can't use parallel mode with use-distrib mode"));
+
+ if ($options{parallel}) {
+ require urpm::parallel;
+ urpm::parallel::configure($urpm, $options{parallel});
+
+ if (!$options{media} && $urpm->{parallel_handler}{media}) {
+ $options{media} = $urpm->{parallel_handler}{media};
+ $urpm->{log}->(N("using associated media for parallel mode: %s", $options{media}));
+ }
+ } else {
+ #- nb: can't have both parallel and root
+ $urpm->{root} = $options{root};
+ }
+
+ $urpm->{root} && ! -c "$urpm->{root}/dev/null"
+ and $urpm->{error}(N("there doesn't seem to be devices in the chroot in \"%s\"", $urpm->{root}));
+
+ if ($options{synthesis}) {
+ if ($options{synthesis} ne 'none') {
+ #- synthesis take precedence over media, update options.
+ $options{media} || $options{excludemedia} || $options{sortmedia} || $options{update} || $options{usedistrib} || $options{parallel} and
+ $urpm->{fatal}(1, N("--synthesis cannot be used with --media, --excludemedia, --sortmedia, --update, --use-distrib or --parallel"));
+ $urpm->parse_synthesis($options{synthesis});
+ #- synthesis disables the split of transaction (too risky and not useful).
+ $urpm->{options}{'split-length'} = 0;
+ }
+ } else {
+ if ($options{usedistrib}) {
+ $urpm->{media} = [];
+ add_distrib_media($urpm, "Virtual", $options{usedistrib}, %options, 'virtual' => 1);
+ } else {
+ read_config($urpm, $options{nocheck_access});
+ if (!$options{media} && $urpm->{options}{'default-media'}) {
+ $options{media} = $urpm->{options}{'default-media'};
+ }
+ }
+ if ($options{media}) {
+ delete $_->{modified} foreach @{$urpm->{media} || []};
+ select_media($urpm, split /,/, $options{media});
+ foreach (grep { !$_->{modified} } @{$urpm->{media} || []}) {
+ #- this is only a local ignore that will not be saved.
+ $_->{tempignore} = $_->{ignore} = 1;
+ }
+ }
+ if ($options{searchmedia}) {
+ select_media($urpm, $options{searchmedia}); #- Ensure this media has been selected
+ if (my $medium = name2medium($urpm, $options{searchmedia})) {
+ $medium->{ignore} and $urpm->{fatal}("searchmedia is ignored");
+ $medium->{searchmedia} = 1;
+ }
+ }
+ if ($options{excludemedia}) {
+ delete $_->{modified} foreach @{$urpm->{media} || []};
+ foreach (select_media_by_name($urpm, [ split /,/, $options{excludemedia} ])) {
+ $_->{modified} = 1;
+ #- this is only a local ignore that will not be saved.
+ $_->{tempignore} = $_->{ignore} = 1;
+ }
+ }
+ if ($options{sortmedia}) {
+ my @sorted_media = map { select_media_by_name($urpm, [$_]) } split(/,/, $options{sortmedia});
+ my @remaining = difference2($urpm->{media}, \@sorted_media);
+ $urpm->{media} = [ @sorted_media, @remaining ];
+ }
+ _parse_media($urpm, 0, \%options) if !$options{nodepslist};
+ }
+ #- determine package to withdraw (from skip.list file) only if something should be withdrawn.
+ if (!$options{nodepslist}) {
+ _compute_flags_for_skiplist($urpm, $options{cmdline_skiplist}) if !$options{no_skiplist};
+ _compute_flags_for_instlist($urpm);
+ }
+}
+
+sub _parse_media {
+ my ($urpm, $second_pass, $options) = @_;
+
+ foreach (grep { !$_->{ignore} && (!$options->{update} || $_->{update}) } @{$urpm->{media} || []}) {
+ our $currentmedia = $_; #- hack for urpmf
+ delete @$_{qw(start end)};
+ if ($_->{virtual}) {
+ if (file_from_file_url($_->{url})) {
+ if ($_->{synthesis}) {
+ _parse_synthesis($urpm, $_,
+ hdlist_or_synthesis_for_virtual_medium($_), $options->{callback});
+ } else {
+ #- we'll need a second pass
+ $second_pass++;
+ _parse_hdlist($urpm, $_,
+ hdlist_or_synthesis_for_virtual_medium($_),
+ $second_pass > 1 ? undef : $options->{callback},
+ );
+ }
+ } else {
+ $urpm->{error}(N("virtual medium \"%s\" is not local, medium ignored", $_->{name}));
+ $_->{ignore} = 1;
+ }
+ } else {
+ if ($options->{need_hdlist} && file_size(statedir_hdlist($urpm, $_)) > 32) {
+ _parse_hdlist($urpm, $_, statedir_hdlist($urpm, $_), $options->{callback});
+ } else {
+ if (!_parse_synthesis($urpm, $_,
+ statedir_synthesis($urpm, $_),
+ $options->{callback})) {
+ _parse_hdlist($urpm, $_, statedir_hdlist($urpm, $_), $options->{callback});
+ }
+ }
+ }
+ unless ($_->{ignore}) {
+ _check_after_reading_hdlist_or_synthesis($urpm, $_);
+ }
+ unless ($_->{ignore}) {
+ if ($_->{searchmedia}) {
+ ($urpm->{searchmedia}{start}, $urpm->{searchmedia}{end}) = ($_->{start}, $_->{end});
+ $urpm->{log}(N("Search start: %s end: %s",
+ $urpm->{searchmedia}{start}, $urpm->{searchmedia}{end}));
+ delete $_->{searchmedia};
+ }
+ }
+ }
+
+ if ($second_pass == 1) {
+ require URPM::Build;
+ $urpm->{log}(N("performing second pass to compute dependencies\n"));
+ $urpm->unresolved_provides_clean;
+ _parse_media($urpm, 1, $options);
+ }
+}
+
+sub _compute_flags_for_skiplist {
+ my ($urpm, $cmdline_skiplist) = @_;
+ my %uniq;
+ $urpm->compute_flags(
+ get_packages_list($urpm->{skiplist}, $cmdline_skiplist),
+ skip => 1,
+ callback => sub {
+ my ($urpm, $pkg) = @_;
+ $pkg->is_arch_compat && ! exists $uniq{$pkg->fullname} or return;
+ $uniq{$pkg->fullname} = undef;
+ $urpm->{log}(N("skipping package %s", scalar($pkg->fullname)));
+ },
+ );
+}
+
+sub _compute_flags_for_instlist {
+ my ($urpm) = @_;
+
+ my %uniq;
+ $urpm->compute_flags(
+ get_packages_list($urpm->{instlist}),
+ disable_obsolete => 1,
+ callback => sub {
+ my ($urpm, $pkg) = @_;
+ $pkg->is_arch_compat && ! exists $uniq{$pkg->fullname} or return;
+ $uniq{$pkg->fullname} = undef;
+ $urpm->{log}(N("would install instead of upgrade package %s", scalar($pkg->fullname)));
+ },
+ );
+
+}
+
+#- add a new medium, sync the config file accordingly.
+#- returns the new medium's name. (might be different from the requested
+#- name if index_name was specified)
+#- options: ignore, index_name, nolock, update, virtual
+sub add_medium {
+ my ($urpm, $name, $url, $with_hdlist, %options) = @_;
+
+ #- make sure configuration has been read.
+ $urpm->{media} or die "caller should have used ->read_config or ->configure first";
+ urpm::sys::lock_urpmi_db($urpm, 'exclusive') if !$options{nolock};
+
+ #- if a medium with that name has already been found, we have to exit now
+ my $medium;
+ if (defined $options{index_name}) {
+ my $i = $options{index_name};
+ do {
+ ++$i;
+ $medium = name2medium($urpm, $name . $i);
+ } while $medium;
+ $name .= $i;
+ } else {
+ $medium = name2medium($urpm, $name);
+ }
+ $medium and $urpm->{fatal}(5, N("medium \"%s\" already exists", $medium->{name}));
+
+ $url =~ s,/*$,,; #- clear URLs for trailing /es.
+
+ #- creating the medium info.
+ $medium = { name => $name, url => $url, update => $options{update}, modified => 1, ignore => $options{ignore} };
+ if ($options{virtual}) {
+ file_from_file_url($url) or $urpm->{fatal}(1, N("virtual medium needs to be local"));
+ $medium->{virtual} = 1;
+ } else {
+ $medium->{hdlist} = "hdlist.$name.cz";
+ probe_removable_device($urpm, $medium);
+ }
+
+ #- local media have priority, other are added at the end.
+ if (file_from_file_url($url)) {
+ $medium->{priority} = 0.5;
+ } else {
+ $medium->{priority} = 1 + @{$urpm->{media}};
+ }
+
+ $with_hdlist and $medium->{with_hdlist} = $with_hdlist;
+
+ #- create an entry in media list.
+ push @{$urpm->{media}}, $medium;
+
+ $urpm->{log}(N("added medium %s", $name));
+ $urpm->{modified} = 1;
+
+ $options{nolock} or urpm::sys::unlock_urpmi_db($urpm);
+ $name;
+}
+
+#- add distribution media, according to url given.
+#- returns the list of names of added media.
+#- options :
+#- - initial_number : when adding several numbered media, start with this number
+#- - probe_with : if eq 'synthesis', use synthesis instead of hdlists
+#- - ask_media : callback to know whether each media should be added
+#- other options are passed to add_medium(): ignore, nolock, virtual
+sub add_distrib_media {
+ my ($urpm, $name, $url, %options) = @_;
+
+ #- make sure configuration has been read.
+ $urpm->{media} or die "caller should have used ->read_config or ->configure first";
+
+ my $distribconf;
+
+ if (my $dir = file_from_local_url($url)) {
+ $urpm->try_mounting($dir)
+ or $urpm->{error}(N("unable to mount the distribution medium")), return ();
+ $distribconf = MDV::Distribconf->new($dir, undef);
+ $distribconf->load
+ or $urpm->{error}(N("this location doesn't seem to contain any distribution")), return ();
+ } else {
+ unlink "$urpm->{cachedir}/partial/media.cfg";
+
+ $distribconf = MDV::Distribconf->new($url, undef);
+ $distribconf->settree('mandriva');
+
+ $urpm->{log}(N("retrieving media.cfg file..."));
+ if (urpm::download::sync($urpm, undef,
+ [ reduce_pathname($distribconf->getfullpath(undef, 'infodir') . '/media.cfg') ],
+ quiet => 1)) {
+ $urpm->{log}(N("...retrieving done"));
+ $distribconf->parse_mediacfg("$urpm->{cachedir}/partial/media.cfg")
+ or $urpm->{error}(N("unable to parse media.cfg")), return();
+ } else {
+ $urpm->{error}(N("...retrieving failed: %s", $@));
+ $urpm->{error}(N("unable to access the distribution medium (no media.cfg file found)"));
+ return ();
+ }
+ }
+
+ #- cosmetic update of name if it contains spaces.
+ $name =~ /\s/ and $name .= ' ';
+
+ my @newnames;
+ #- at this point, we have found a media.cfg file, so parse it
+ #- and create all necessary media according to it.
+ my $medium = $options{initial_number} || 1;
+
+ foreach my $media ($distribconf->listmedia) {
+ my $skip = 0;
+ # if one of those values is set, by default, we skip adding the media
+ foreach (qw(noauto)) {
+ $distribconf->getvalue($media, $_) and do {
+ $skip = 1;
+ last;
+ };
+ }
+ if ($options{ask_media}) {
+ if ($options{ask_media}->(
+ $distribconf->getvalue($media, 'name'),
+ !$skip,
+ )) {
+ $skip = 0;
+ } else {
+ $skip = 1;
+ }
+ }
+ $skip and next;
+
+ my $media_name = $distribconf->getvalue($media, 'name') || '';
+ my $is_update_media = $distribconf->getvalue($media, 'updates_for');
+
+ push @newnames, add_medium($urpm,
+ $name ? "$media_name ($name$medium)" : $media_name,
+ reduce_pathname($distribconf->getfullpath($media, 'path')),
+ offset_pathname(
+ $url,
+ $distribconf->getpath($media, 'path'),
+ ) . '/' . $distribconf->getpath($media, $options{probe_with} eq 'synthesis' ? 'synthesis' : 'hdlist'),
+ index_name => $name ? undef : 0,
+ %options,
+ # the following override %options
+ update => $is_update_media ? 1 : undef,
+ );
+ ++$medium;
+ }
+ return @newnames;
+}
+
+#- deprecated, use select_media_by_name instead
+sub select_media {
+ my $urpm = shift;
+ my $options = {};
+ if (ref $_[0]) { $options = shift }
+ foreach (select_media_by_name($urpm, [ @_ ], $options->{strict_match})) {
+ #- select medium by setting the modified flag, do not check ignore.
+ $_->{modified} = 1;
+ }
+}
+
+sub select_media_by_name {
+ my ($urpm, $names, $b_strict_match) = @_;
+
+ my %wanted = map { $_ => 1 } @$names;
+
+ #- first the exact matches
+ my @l = grep { delete $wanted{$_->{name}} } @{$urpm->{media}};
+
+ #- check if some arguments don't correspond to the medium name.
+ #- in such case, try to find the unique medium (or list candidate
+ #- media found).
+ foreach (keys %wanted) {
+ my $q = quotemeta;
+ my (@found, @foundi);
+ my $regex = $b_strict_match ? qr/^$q$/ : qr/$q/;
+ my $regexi = $b_strict_match ? qr/^$q$/i : qr/$q/i;
+ foreach my $medium (@{$urpm->{media}}) {
+ $medium->{name} =~ $regex and push @found, $medium;
+ $medium->{name} =~ $regexi and push @foundi, $medium;
+ }
+ @found = @foundi if !@found;
+
+ if (@found == 0) {
+ $urpm->{error}(N("trying to select nonexistent medium \"%s\"", $_));
+ } else {
+ if (@found > 1) {
+ $urpm->{log}(N("selecting multiple media: %s", join(", ", map { qq("$_->{name}") } @found)));
+ }
+ #- changed behaviour to select all occurences by default.
+ push @l, @found;
+ }
+ }
+ @l;
+}
+
+#- deprecated, use remove_media instead
+sub remove_selected_media {
+ my ($urpm) = @_;
+
+ remove_media($urpm, [ grep { $_->{modified} } @{$urpm->{media}} ]);
+}
+
+sub remove_media {
+ my ($urpm, $to_remove) = @_;
+
+ foreach my $medium (@$to_remove) {
+ $urpm->{log}(N("removing medium \"%s\"", $medium->{name}));
+
+ #- mark to re-write configuration.
+ $urpm->{modified} = 1;
+
+ #- remove files associated with this medium.
+ unlink grep { $_ } map { $_->($urpm, $medium) } \&statedir_hdlist, \&statedir_list, \&statedir_synthesis, \&statedir_descriptions, \&statedir_names;
+
+ #- remove proxy settings for this media
+ urpm::download::remove_proxy_media($medium->{name});
+ }
+
+ $urpm->{media} = [ difference2($urpm->{media}, $to_remove) ];
+}
+
+#- return list of synthesis or hdlist reference to probe.
+sub _probe_with_try_list {
+ my ($probe_with) = @_;
+
+ my @probe_synthesis = (
+ "media_info/synthesis.hdlist.cz",
+ "synthesis.hdlist.cz",
+ );
+ my @probe_hdlist = (
+ "media_info/hdlist.cz",
+ "hdlist.cz",
+ );
+ $probe_with =~ /synthesis/
+ ? (@probe_synthesis, @probe_hdlist)
+ : (@probe_hdlist, @probe_synthesis);
+}
+
+sub may_reconfig_urpmi {
+ my ($urpm, $medium) = @_;
+
+ my $f;
+ if (my $dir = file_from_file_url($medium->{url})) {
+ $f = reduce_pathname("$dir/reconfig.urpmi");
+ } else {
+ unlink($f = "$urpm->{cachedir}/partial/reconfig.urpmi");
+ urpm::download::sync($urpm, $medium, [ reduce_pathname("$medium->{url}/reconfig.urpmi") ], quiet => 1);
+ }
+ if (-s $f) {
+ reconfig_urpmi($urpm, $f, $medium->{name});
+ }
+ unlink $f if !file_from_file_url($medium->{url});
+}
+
+#- read a reconfiguration file for urpmi, and reconfigure media accordingly
+#- $rfile is the reconfiguration file (local), $name is the media name
+#-
+#- the format is similar to the RewriteRule of mod_rewrite, so:
+#- PATTERN REPLACEMENT [FLAG]
+#- where FLAG can be L or N
+#-
+#- example of reconfig.urpmi:
+#- # this is an urpmi reconfiguration file
+#- /cooker /cooker/$ARCH
+sub reconfig_urpmi {
+ my ($urpm, $rfile, $name) = @_;
+ -r $rfile or return;
+
+ $urpm->{log}(N("reconfiguring urpmi for media \"%s\"", $name));
+
+ my ($magic, @lines) = cat_($rfile);
+ #- the first line of reconfig.urpmi must be magic, to be sure it's not an error file
+ $magic =~ /^# this is an urpmi reconfiguration file/ or return undef;
+
+ my @replacements;
+ foreach (@lines) {
+ chomp;
+ s/^\s*//; s/#.*$//; s/\s*$//;
+ $_ or next;
+ my ($p, $r, $f) = split /\s+/, $_, 3;
+ push @replacements, [ quotemeta $p, $r, $f || 1 ];
+ }
+
+ my $reconfigured = 0;
+ my @reconfigurable = qw(url with_hdlist);
+
+ my $medium = name2medium($urpm, $name) or return;
+ my %orig = %$medium;
+
+ URLS:
+ foreach my $k (@reconfigurable) {
+ foreach my $r (@replacements) {
+ if ($medium->{$k} =~ s/$r->[0]/$r->[1]/) {
+ $reconfigured = 1;
+ #- Flags stolen from mod_rewrite: L(ast), N(ext)
+ if ($r->[2] =~ /L/) {
+ last;
+ } elsif ($r->[2] =~ /N/) { #- dangerous option
+ redo URLS;
+ }
+ }
+ }
+ #- check that the new url exists before committing changes (local mirrors)
+ my $file = file_from_local_url($medium->{$k});
+ if ($file && !-e $file) {
+ %$medium = %orig;
+ $reconfigured = 0;
+ $urpm->{log}(N("...reconfiguration failed"));
+ return;
+ }
+ }
+
+ if ($reconfigured) {
+ $urpm->{log}(N("reconfiguration done"));
+ write_config($urpm);
+ }
+ $reconfigured;
+}
+
+sub _guess_hdlist_suffix {
+ my ($url) = @_;
+ $url =~ m!\bmedia/(\w+)/*\Z! && $1;
+}
+
+sub _hdlist_suffix {
+ my ($medium) = @_;
+ $medium->{with_hdlist} =~ /hdlist(.*?)(?:\.src)?\.cz$/ ? $1 : '';
+}
+
+sub _parse_hdlist_or_synthesis__when_not_modified {
+ my ($urpm, $medium) = @_;
+
+ delete @$medium{qw(start end)};
+ if ($medium->{virtual}) {
+ if (file_from_file_url($medium->{url})) {
+ _parse_maybe_hdlist_or_synthesis($urpm, $medium, hdlist_or_synthesis_for_virtual_medium($medium));
+ } else {
+ $urpm->{error}(N("virtual medium \"%s\" is not local, medium ignored", $medium->{name}));
+ $medium->{ignore} = 1;
+ }
+ } else {
+ if (!_parse_synthesis($urpm, $medium, statedir_synthesis($urpm, $medium))) {
+ _parse_hdlist($urpm, $medium, statedir_hdlist($urpm, $medium));
+ }
+ }
+ unless ($medium->{ignore}) {
+ _check_after_reading_hdlist_or_synthesis($urpm, $medium);
+ }
+}
+
+sub _parse_hdlist_or_synthesis__virtual {
+ my ($urpm, $medium) = @_;
+
+ if (my $hdlist_or = hdlist_or_synthesis_for_virtual_medium($medium)) {
+ delete $medium->{modified};
+ $medium->{really_modified} = 1;
+ $urpm->{md5sum_modified} = 1;
+ _parse_maybe_hdlist_or_synthesis($urpm, $medium, $hdlist_or);
+ _check_after_reading_hdlist_or_synthesis($urpm, $medium);
+ } else {
+ $urpm->{error}(N("virtual medium \"%s\" should have valid source hdlist or synthesis, medium ignored",
+ $medium->{name}));
+ $medium->{ignore} = 1;
+ }
+}
+
+#- names.<media_name> is used by external progs (namely for bash-completion)
+sub generate_medium_names {
+ my ($urpm, $medium) = @_;
+
+ unlink statedir_names($urpm, $medium);
+
+ if (my $fh = urpm::sys::open_safe($urpm, ">", statedir_names($urpm, $medium))) {
+ foreach ($medium->{start} .. $medium->{end}) {
+ if (defined $urpm->{depslist}[$_]) {
+ print $fh $urpm->{depslist}[$_]->name . "\n";
+ } else {
+ $urpm->{error}(N("Error generating names file: dependency %d not found", $_));
+ }
+ }
+ } else {
+ $urpm->{error}(N("Error generating names file: Can't write to file (%s)", $!));
+ }
+}
+
+
+sub _read_existing_synthesis_and_hdlist_if_same_time_and_msize {
+ my ($urpm, $medium, $basename) = @_;
+
+ same_size_and_mtime("$urpm->{cachedir}/partial/$basename",
+ statedir_hdlist($urpm, $medium)) or return;
+
+ unlink "$urpm->{cachedir}/partial/$basename";
+
+ _read_existing_synthesis_and_hdlist($urpm, $medium);
+
+ 1;
+}
+
+sub _read_existing_synthesis_and_hdlist_if_same_md5sum {
+ my ($urpm, $medium, $retrieved_md5sum) = @_;
+
+ #- if an existing hdlist or synthesis file has the same md5sum, we assume the
+ #- files are the same.
+ #- if local md5sum is the same as distant md5sum, this means there is no need to
+ #- download hdlist or synthesis file again.
+ $retrieved_md5sum && $medium->{md5sum} eq $retrieved_md5sum or return;
+
+ unlink "$urpm->{cachedir}/partial/" . basename($medium->{with_hdlist});
+
+ _read_existing_synthesis_and_hdlist($urpm, $medium);
+
+ 1;
+}
+
+sub _read_existing_synthesis_and_hdlist {
+ my ($urpm, $medium) = @_;
+
+ $urpm->{log}(N("medium \"%s\" is up-to-date", $medium->{name}));
+
+ #- the medium is now considered not modified.
+ $medium->{modified} = 0;
+ #- XXX we could link the new hdlist to the old one.
+ #- (However links need to be managed. see bug #12391.)
+ #- as previously done, just read synthesis file here, this is enough.
+ if (!_parse_synthesis($urpm, $medium, statedir_synthesis($urpm, $medium))) {
+ _parse_hdlist($urpm, $medium, statedir_hdlist($urpm, $medium));
+ _check_after_reading_hdlist_or_synthesis($urpm, $medium);
+ }
+
+ 1;
+}
+
+sub _parse_hdlist {
+ my ($urpm, $medium, $hdlist_file, $o_callback) = @_;
+
+ $urpm->{log}(N("examining hdlist file [%s]", $hdlist_file));
+ ($medium->{start}, $medium->{end}) =
+ $urpm->parse_hdlist($hdlist_file, packing => 1, $o_callback ? (callback => $o_callback) : @{[]});
+}
+
+sub _parse_synthesis {
+ my ($urpm, $medium, $synthesis_file, $o_callback) = @_;
+
+ $urpm->{log}(N("examining synthesis file [%s]", $synthesis_file));
+ ($medium->{start}, $medium->{end}) =
+ $urpm->parse_synthesis($synthesis_file, $o_callback ? (callback => $o_callback) : @{[]});
+}
+sub _parse_maybe_hdlist_or_synthesis {
+ my ($urpm, $medium, $hdlist_or) = @_;
+
+ if ($medium->{synthesis}) {
+ if (_parse_synthesis($urpm, $medium, $hdlist_or)) {
+ $medium->{synthesis} = 1;
+ } elsif (_parse_hdlist($urpm, $medium, $hdlist_or)) {
+ delete $medium->{synthesis};
+ } else {
+ return;
+ }
+ } else {
+ if (_parse_hdlist($urpm, $medium, $hdlist_or)) {
+ delete $medium->{synthesis};
+ } elsif (_parse_synthesis($urpm, $medium, $hdlist_or)) {
+ $medium->{synthesis} = 1;
+ } else {
+ return;
+ }
+ }
+ 1;
+}
+
+sub _build_hdlist_using_rpm_headers {
+ my ($urpm, $medium) = @_;
+
+ $urpm->{log}(N("building hdlist [%s]", statedir_hdlist($urpm, $medium)));
+ #- finish building operation of hdlist.
+ $urpm->build_hdlist(start => $medium->{start},
+ end => $medium->{end},
+ dir => "$urpm->{cachedir}/headers",
+ hdlist => statedir_hdlist($urpm, $medium),
+ );
+}
+
+sub _build_synthesis {
+ my ($urpm, $medium) = @_;
+
+ eval { $urpm->build_synthesis(
+ start => $medium->{start},
+ end => $medium->{end},
+ synthesis => statedir_synthesis($urpm, $medium),
+ ) };
+ if ($@) {
+ $urpm->{error}(N("Unable to build synthesis file for medium \"%s\". Your hdlist file may be corrupted.", $medium->{name}));
+ $urpm->{error}($@);
+ unlink statedir_synthesis($urpm, $medium);
+ } else {
+ $urpm->{log}(N("built hdlist synthesis file for medium \"%s\"", $medium->{name}));
+ }
+ #- keep in mind we have a modified database, sure at this point.
+ $urpm->{md5sum_modified} = 1;
+}
+
+sub is_valid_medium {
+ my ($medium) = @_;
+ defined $medium->{start} && defined $medium->{end};
+}
+
+sub _check_after_reading_hdlist_or_synthesis {
+ my ($urpm, $medium) = @_;
+
+ if (!is_valid_medium($medium)) {
+ $urpm->{error}(N("problem reading hdlist or synthesis file of medium \"%s\"", $medium->{name}));
+ $medium->{ignore} = 1;
+ }
+}
+
+sub _get_list_or_pubkey__local {
+ my ($urpm, $medium, $name) = @_;
+
+ my $path = _hdlist_dir($medium) . "/$name" . _hdlist_suffix($medium);
+ -e $path or $path = file_from_local_url($medium->{url}) . "/$name";
+ if (-e $path) {
+ copy_and_own($path, "$urpm->{cachedir}/partial/$name")
+ or $urpm->{error}(N("...copying failed")), return;
+ }
+ 1;
+}
+
+sub _get_list_or_pubkey__remote {
+ my ($urpm, $medium, $name) = @_;
+
+ my $found;
+ if (_hdlist_suffix($medium)) {
+ my $local_name = $name . _hdlist_suffix($medium);
+
+ if (urpm::download::sync($urpm, $medium, [_hdlist_dir($medium) . "/$local_name"],
+ quiet => 1)) {
+ rename("$urpm->{cachedir}/partial/$local_name", "$urpm->{cachedir}/partial/$name");
+ $found = 1;
+ }
+ }
+ if (!$found) {
+ urpm::download::sync($urpm, $medium, [reduce_pathname("$medium->{url}/$name")], quiet => 1)
+ or unlink "$urpm->{cachedir}/partial/$name";
+ }
+}
+
+sub get_descriptions_local {
+ my ($urpm, $medium) = @_;
+
+ unlink statedir_descriptions($urpm, $medium);
+
+ my $dir = file_from_local_url($medium->{url});
+ my $description_file = "$dir/media_info/descriptions"; #- new default location
+ -e $description_file or $description_file = "$dir/../descriptions";
+ -e $description_file or return;
+
+ $urpm->{log}(N("copying description file of \"%s\"...", $medium->{name}));
+ if (copy_and_own($description_file, statedir_descriptions($urpm, $medium))) {
+ $urpm->{log}(N("...copying done"));
+ } else {
+ $urpm->{error}(N("...copying failed"));
+ $medium->{ignore} = 1;
+ }
+}
+sub get_descriptions_remote {
+ my ($urpm, $medium) = @_;
+
+ unlink "$urpm->{cachedir}/partial/descriptions";
+
+ if (-e statedir_descriptions($urpm, $medium)) {
+ urpm::util::move(statedir_descriptions($urpm, $medium), "$urpm->{cachedir}/partial/descriptions");
+ }
+ urpm::download::sync($urpm, $medium, [ reduce_pathname("$medium->{url}/media_info/descriptions") ], quiet => 1)
+ or #- try older location
+ urpm::download::sync($urpm, $medium, [ reduce_pathname("$medium->{url}/../descriptions") ], quiet => 1);
+
+ if (-e "$urpm->{cachedir}/partial/descriptions") {
+ urpm::util::move("$urpm->{cachedir}/partial/descriptions", statedir_descriptions($urpm, $medium));
+ }
+}
+sub get_hdlist_or_synthesis__local {
+ my ($urpm, $medium, $callback) = @_;
+
+ unlink cachedir_hdlist($urpm, $medium);
+ $urpm->{log}(N("copying source hdlist (or synthesis) of \"%s\"...", $medium->{name}));
+ $callback and $callback->('copy', $medium->{name});
+ if (copy_and_own(_url_with_hdlist($medium), cachedir_hdlist($urpm, $medium))) {
+ $callback and $callback->('done', $medium->{name});
+ $urpm->{log}(N("...copying done"));
+ if (file_size(cachedir_hdlist($urpm, $medium)) < 20) {
+ $urpm->{error}(N("copy of [%s] failed (file is suspiciously small)", cachedir_hdlist($urpm, $medium)));
+ 0;
+ } else {
+ 1;
+ }
+ } else {
+ $callback and $callback->('failed', $medium->{name});
+ #- force error, reported afterwards
+ unlink cachedir_hdlist($urpm, $medium);
+ 0;
+ }
+}
+
+sub get_hdlist_or_synthesis_and_check_md5sum__local {
+ my ($urpm, $medium, $retrieved_md5sum, $callback) = @_;
+
+ get_hdlist_or_synthesis__local($urpm, $medium, $callback) or return;
+
+ #- keep checking md5sum of file just copied ! (especially on nfs or removable device).
+ if ($retrieved_md5sum) {
+ $urpm->{log}(N("computing md5sum of copied source hdlist (or synthesis)"));
+ urpm::md5sum::compute(cachedir_hdlist($urpm, $medium)) eq $retrieved_md5sum or
+ $urpm->{error}(N("copy of [%s] failed (md5sum mismatch)", _url_with_hdlist($medium))), return;
+ }
+
+ 1;
+}
+
+sub _read_rpms_from_dir {
+ my ($urpm, $medium, $second_pass, $clean_cache) = @_;
+
+ my $dir = file_from_local_url($medium->{url});
+
+ $medium->{rpm_files} = [ glob("$dir/*.rpm") ];
+
+ #- check files contains something good!
+ if (!@{$medium->{rpm_files}}) {
+ $urpm->{error}(N("no rpm files found from [%s]", $dir));
+ $medium->{ignore} = 1;
+ return;
+ }
+
+ #- we need to rebuild from rpm files the hdlist.
+
+ $urpm->{log}(N("reading rpm files from [%s]", $dir));
+ my @unresolved_before = grep {
+ ! defined $urpm->{provides}{$_};
+ } keys %{$urpm->{provides} || {}};
+ $medium->{start} = @{$urpm->{depslist}};
+
+ eval {
+ $medium->{headers} = [ $urpm->parse_rpms_build_headers(
+ dir => "$urpm->{cachedir}/headers",
+ rpms => $medium->{rpm_files},
+ clean => $$clean_cache,
+ packing => 1,
+ ) ];
+ };
+ if ($@) {
+ $urpm->{error}(N("unable to read rpm files from [%s]: %s", $dir, $@));
+ delete $medium->{headers}; #- do not propagate these.
+ return;
+ }
+
+ $medium->{end} = $#{$urpm->{depslist}};
+ if ($medium->{start} > $medium->{end}) {
+ #- an error occured (provided there are files in input.)
+ delete $medium->{start};
+ delete $medium->{end};
+ $urpm->{fatal}(9, N("no rpms read"));
+ }
+
+ #- make sure the headers will not be removed for another media.
+ $$clean_cache = 0;
+ my @unresolved = grep {
+ ! defined $urpm->{provides}{$_};
+ } keys %{$urpm->{provides} || {}};
+ @unresolved_before == @unresolved or $$second_pass = 1;
+
+ delete $medium->{synthesis}; #- when building hdlist by ourself, drop synthesis property.
+ 1;
+}
+
+#- options: callback, force, force_building_hdlist, nomd5sum, nopubkey, probe_with
+sub _update_medium__parse_if_unmodified__local {
+ my ($urpm, $medium, $second_pass, $clean_cache, $options) = @_;
+
+ my $dir = file_from_local_url($medium->{url});
+
+ if (!-d $dir) {
+ #- the directory given does not exist and may be accessible
+ #- by mounting some other directory. Try to figure it out and mount
+ #- everything that might be necessary.
+ $urpm->try_mounting(
+ !$options->{force_building_hdlist} && $medium->{with_hdlist}
+ ? _hdlist_dir($medium) : $dir,
+ #- in case of an iso image, pass its name
+ urpm::is_iso($medium->{removable}) && $medium->{removable},
+ ) or $urpm->{error}(N("unable to access medium \"%s\",
+this could happen if you mounted manually the directory when creating the medium.", $medium->{name})), return 'unmodified';
+ }
+
+ #- try to probe for possible with_hdlist parameter, unless
+ #- it is already defined (and valid).
+ if ($options->{probe_with} && !$medium->{with_hdlist}) {
+ foreach (_probe_with_try_list($options->{probe_with})) {
+ -e "$dir/$_" or next;
+ if (file_size("$dir/$_") >= 20) {
+ $medium->{with_hdlist} = $_;
+ last;
+ } else {
+ $urpm->{error}(N("invalid hdlist file %s for medium \"%s\"", "$dir/$_", $medium->{name}));
+ return;
+ }
+ }
+ }
+
+ if ($medium->{virtual}) {
+ #- syncing a virtual medium is very simple, just try to read the file in order to
+ #- determine its type, once a with_hdlist has been found (but is mandatory).
+ _parse_hdlist_or_synthesis__virtual($urpm, $medium);
+ }
+
+ #- examine if a distant MD5SUM file is available.
+ #- this will only be done if $with_hdlist is not empty in order to use
+ #- an existing hdlist or synthesis file, and to check if download was good.
+ #- if no MD5SUM is available, do it as before...
+ #- we can assume at this point a basename is existing, but it needs
+ #- to be checked for being valid, nothing can be deduced if no MD5SUM
+ #- file is present.
+
+ unless ($medium->{virtual}) {
+ if ($medium->{with_hdlist}) {
+ my ($retrieved_md5sum);
+
+ if (!$options->{nomd5sum} && file_size(_hdlist_dir($medium) . '/MD5SUM') > 32) {
+ $retrieved_md5sum = urpm::md5sum::from_MD5SUM__or_warn($urpm, _hdlist_dir($medium) . '/MD5SUM', basename($medium->{with_hdlist}));
+ if (urpm::md5sum::on_local_medium($urpm, $medium, $options->{force})) {
+ _read_existing_synthesis_and_hdlist_if_same_md5sum($urpm, $medium, $retrieved_md5sum)
+ and return 'unmodified';
+ }
+ }
+
+ #- if the source hdlist is present and we are not forcing using rpm files
+ if (!$options->{force_building_hdlist} && -e _url_with_hdlist($medium)) {
+ if (get_hdlist_or_synthesis_and_check_md5sum__local($urpm, $medium, $retrieved_md5sum, $options->{callback})) {
+
+ $medium->{md5sum} = $retrieved_md5sum if $retrieved_md5sum;
+
+ #- check if the files are equal... and no force copy...
+ if (!$options->{force}) {
+ _read_existing_synthesis_and_hdlist_if_same_time_and_msize($urpm, $medium, $medium->{hdlist})
+ and return 'unmodified';
+ }
+ } else {
+ #- if copying hdlist has failed, try to build it directly.
+ if ($urpm->{options}{'build-hdlist-on-error'}) {
+ $options->{force_building_hdlist} = 1;
+ } else {
+ $urpm->{error}(N("unable to access hdlist file of \"%s\", medium ignored", $medium->{name}));
+ $medium->{ignore} = 1;
+ return;
+ }
+ }
+ }
+ } else {
+ #- no available hdlist/synthesis, try to build it from rpms
+ $options->{force_building_hdlist} = 1;
+ }
+
+ if ($options->{force_building_hdlist}) {
+ _read_rpms_from_dir($urpm, $medium, $second_pass, $clean_cache) or return;
+ }
+ }
+
+ 1;
+}
+
+#- options: callback, force, nomd5sum, nopubkey, probe_with, quiet
+sub _update_medium__parse_if_unmodified__remote {
+ my ($urpm, $medium, $options) = @_;
+ my ($retrieved_md5sum, $basename);
+
+ #- examine if a distant MD5SUM file is available.
+ #- this will only be done if $with_hdlist is not empty in order to use
+ #- an existing hdlist or synthesis file, and to check if download was good.
+ #- if no MD5SUM is available, do it as before...
+ if ($medium->{with_hdlist}) {
+ #- we can assume at this point a basename is existing, but it needs
+ #- to be checked for being valid, nothing can be deduced if no MD5SUM
+ #- file is present.
+ $basename = basename($medium->{with_hdlist});
+
+ unlink "$urpm->{cachedir}/partial/MD5SUM";
+ if (!$options->{nomd5sum} &&
+ urpm::download::sync($urpm, $medium,
+ [ reduce_pathname(_hdlist_dir($medium) . '/MD5SUM') ],
+ quiet => 1) && file_size("$urpm->{cachedir}/partial/MD5SUM") > 32) {
+ if (urpm::md5sum::on_local_medium($urpm, $medium, $options->{force} >= 2)) {
+ $retrieved_md5sum = urpm::md5sum::from_MD5SUM__or_warn($urpm, "$urpm->{cachedir}/partial/MD5SUM", $basename);
+ _read_existing_synthesis_and_hdlist_if_same_md5sum($urpm, $medium, $retrieved_md5sum)
+ and return 'unmodified';
+ }
+ } else {
+ #- at this point, we don't if a basename exists and is valid, let probe it later.
+ $basename = undef;
+ }
+ }
+
+ #- try to probe for possible with_hdlist parameter, unless
+ #- it is already defined (and valid).
+ $urpm->{log}(N("retrieving source hdlist (or synthesis) of \"%s\"...", $medium->{name}));
+ $options->{callback} and $options->{callback}('retrieve', $medium->{name});
+ if ($options->{probe_with} && !$medium->{with_hdlist}) {
+ foreach my $with_hdlist (_probe_with_try_list($options->{probe_with})) {
+ $basename = basename($with_hdlist) or next;
+ $options->{force} and unlink "$urpm->{cachedir}/partial/$basename";
+ if (urpm::download::sync($urpm, $medium, [ reduce_pathname("$medium->{url}/$with_hdlist") ],
+ quiet => $options->{quiet}, callback => $options->{callback}) && file_size("$urpm->{cachedir}/partial/$basename") >= 20) {
+ $urpm->{log}(N("...retrieving done"));
+ $medium->{with_hdlist} = $with_hdlist;
+ $urpm->{log}(N("found probed hdlist (or synthesis) as %s", $medium->{with_hdlist}));
+ last; #- found a suitable with_hdlist in the list above.
+ }
+ }
+ } else {
+ $basename = basename($medium->{with_hdlist});
+
+ if ($options->{force}) {
+ unlink "$urpm->{cachedir}/partial/$basename";
+ } else {
+ #- try to sync (copy if needed) local copy after restored the previous one.
+ #- this is useful for rsync (?)
+ if (-e statedir_hdlist_or_synthesis($urpm, $medium)) {
+ copy_and_own(
+ statedir_hdlist_or_synthesis($urpm, $medium),
+ "$urpm->{cachedir}/partial/$basename",
+ ) or $urpm->{error}(N("...copying failed")), return;
+ }
+ }
+ if (urpm::download::sync($urpm, $medium, [ _url_with_hdlist($medium) ],
+ quiet => $options->{quiet}, callback => $options->{callback})) {
+ $urpm->{log}(N("...retrieving done"));
+ } else {
+ $urpm->{error}(N("...retrieving failed: %s", $@));
+ unlink "$urpm->{cachedir}/partial/$basename";
+ }
+ }
+
+ #- check downloaded file has right signature.
+ if (file_size("$urpm->{cachedir}/partial/$basename") >= 20 && $retrieved_md5sum) {
+ $urpm->{log}(N("computing md5sum of retrieved source hdlist (or synthesis)"));
+ unless (urpm::md5sum::compute("$urpm->{cachedir}/partial/$basename") eq $retrieved_md5sum) {
+ $urpm->{error}(N("...retrieving failed: md5sum mismatch"));
+ unlink "$urpm->{cachedir}/partial/$basename";
+ }
+ }
+
+ if (file_size("$urpm->{cachedir}/partial/$basename") >= 20) {
+ $options->{callback} and $options->{callback}('done', $medium->{name});
+
+ unless ($options->{force}) {
+ _read_existing_synthesis_and_hdlist_if_same_time_and_msize($urpm, $medium, $basename)
+ and return 'unmodified';
+ }
+
+ #- the files are different, update local copy.
+ rename("$urpm->{cachedir}/partial/$basename", cachedir_hdlist($urpm, $medium));
+ } else {
+ $options->{callback} and $options->{callback}('failed', $medium->{name});
+ $urpm->{error}(N("retrieval of source hdlist (or synthesis) failed"));
+ return;
+ }
+ $urpm->{md5sum} = $retrieved_md5sum if $retrieved_md5sum;
+ 1;
+}
+
+sub _get_pubkey_and_descriptions {
+ my ($urpm, $medium, $nopubkey) = @_;
+
+ my $local = file_from_local_url($medium->{url});
+
+ ($local ? \&get_descriptions_local : \&get_descriptions_remote)->($urpm, $medium);
+
+ #- examine if a pubkey file is available.
+ if (!$nopubkey && !$medium->{'key-ids'}) {
+ ($local ? \&_get_list_or_pubkey__local : \&_get_list_or_pubkey__remote)->($urpm, $medium, 'pubkey');
+ }
+}
+
+sub _read_cachedir_pubkey {
+ my ($urpm, $medium) = @_;
+ -s "$urpm->{cachedir}/partial/pubkey" or return;
+
+ $urpm->{log}(N("examining pubkey file of \"%s\"...", $medium->{name}));
+
+ my %key_ids;
+ $urpm->import_needed_pubkeys(
+ [ $urpm->parse_armored_file("$urpm->{cachedir}/partial/pubkey") ],
+ root => $urpm->{root},
+ callback => sub {
+ my (undef, undef, $_k, $id, $imported) = @_;
+ if ($id) {
+ $key_ids{$id} = undef;
+ $imported and $urpm->{log}(N("...imported key %s from pubkey file of \"%s\"",
+ $id, $medium->{name}));
+ } else {
+ $urpm->{error}(N("unable to import pubkey file of \"%s\"", $medium->{name}));
+ }
+ });
+ if (keys(%key_ids)) {
+ $medium->{'key-ids'} = join(',', keys %key_ids);
+ }
+}
+
+sub _write_rpm_list {
+ my ($urpm, $medium) = @_;
+
+ @{$medium->{rpm_files} || []} or return;
+
+ $medium->{list} ||= "list.$medium->{name}";
+
+ #- write list file.
+ $urpm->{log}(N("writing list file for medium \"%s\"", $medium->{name}));
+ my $listfh = urpm::sys::open_safe($urpm, '>', cachedir_list($urpm, $medium)) or return;
+ print $listfh basename($_), "\n" foreach @{$medium->{rpm_files}};
+ 1;
+}
+
+#- options: callback, force, force_building_hdlist, nomd5sum, probe_with, quiet
+#- (from _update_medium__parse_if_unmodified__local and _update_medium__parse_if_unmodified__remote)
+sub _update_medium_first_pass {
+ my ($urpm, $medium, $second_pass, $clean_cache, %options) = @_;
+
+ #- we should create the associated synthesis file if it does not already exist...
+ file_size(statedir_synthesis($urpm, $medium)) >= 20
+ or $medium->{must_build_synthesis} = 1;
+
+ unless ($medium->{modified}) {
+ #- the medium is not modified, but to compute dependencies,
+ #- we still need to read it and all synthesis will be written if
+ #- an unresolved provides is found.
+ #- to speed up the process, we only read the synthesis at the beginning.
+ _parse_hdlist_or_synthesis__when_not_modified($urpm, $medium);
+ return 1;
+ }
+
+ #- always delete a remaining list file or pubkey file in cache.
+ foreach (qw(list pubkey)) {
+ unlink "$urpm->{cachedir}/partial/$_";
+ }
+
+ #- check for a reconfig.urpmi file (if not already reconfigured)
+ if (!$medium->{noreconfigure}) {
+ may_reconfig_urpmi($urpm, $medium);
+ }
+
+ {
+ my $rc =
+ file_from_local_url($medium->{url})
+ ? _update_medium__parse_if_unmodified__local($urpm, $medium, $second_pass, $clean_cache, \%options)
+ : _update_medium__parse_if_unmodified__remote($urpm, $medium, \%options);
+
+ if (!$rc || $rc eq 'unmodified') {
+ return $rc;
+ }
+ }
+
+ #- build list file according to hdlist.
+ if (!$medium->{headers} && !$medium->{virtual} && file_size(cachedir_hdlist($urpm, $medium)) < 20) {
+ $urpm->{error}(N("no hdlist file found for medium \"%s\"", $medium->{name}));
+ return;
+ }
+
+ if (!$medium->{virtual}) {
+ if ($medium->{headers}) {
+ _write_rpm_list($urpm, $medium) or return;
+ } else {
+ #- read first pass hdlist or synthesis, try to open as synthesis, if file
+ #- is larger than 1MB, this is probably an hdlist else a synthesis.
+ #- anyway, if one tries fails, try another mode.
+ $options{callback} and $options{callback}('parse', $medium->{name});
+ my @unresolved_before = grep { ! defined $urpm->{provides}{$_} } keys %{$urpm->{provides} || {}};
+
+ #- if it looks like a hdlist, try to parse as hdlist first
+ delete $medium->{synthesis} if file_size(cachedir_hdlist($urpm, $medium)) > 262144;
+ _parse_maybe_hdlist_or_synthesis($urpm, $medium, cachedir_hdlist($urpm, $medium));
+
+ if (is_valid_medium($medium)) {
+ $options{callback} && $options{callback}('done', $medium->{name});
+ } else {
+ $urpm->{error}(N("unable to parse hdlist file of \"%s\"", $medium->{name}));
+ $options{callback} and $options{callback}('failed', $medium->{name});
+ delete $medium->{md5sum};
+
+ #- we have to read back the current synthesis file unmodified.
+ if (!_parse_synthesis($urpm, $medium, statedir_synthesis($urpm, $medium))) {
+ $urpm->{error}(N("problem reading synthesis file of medium \"%s\"", $medium->{name}));
+ $medium->{ignore} = 1;
+ }
+ return;
+ }
+ delete $medium->{list};
+
+ {
+ my @unresolved_after = grep { ! defined $urpm->{provides}{$_} } keys %{$urpm->{provides} || {}};
+ @unresolved_before == @unresolved_after or $$second_pass = 1;
+ }
+ }
+ }
+
+ unless ($medium->{virtual}) {
+ #- make sure to rebuild base files and clear medium modified state.
+ $medium->{modified} = 0;
+ $medium->{really_modified} = 1;
+ $urpm->{md5sum_modified} = 1;
+
+ #- but use newly created file.
+ unlink statedir_hdlist($urpm, $medium);
+ $medium->{synthesis} and unlink statedir_synthesis($urpm, $medium);
+ $medium->{list} and unlink statedir_list($urpm, $medium);
+ unless ($medium->{headers}) {
+ unlink statedir_synthesis($urpm, $medium);
+ unlink statedir_hdlist($urpm, $medium);
+ urpm::util::move(cachedir_hdlist($urpm, $medium),
+ statedir_hdlist_or_synthesis($urpm, $medium));
+ }
+ if ($medium->{list}) {
+ urpm::util::move(cachedir_list($urpm, $medium), statedir_list($urpm, $medium));
+ }
+
+ #- and create synthesis file associated.
+ $medium->{must_build_synthesis} = !$medium->{synthesis};
+ }
+ 1;
+}
+
+sub _update_medium_first_pass_failed {
+ my ($urpm, $medium) = @_;
+
+ !$medium->{virtual} or return;
+
+ #- an error has occured for updating the medium, we have to remove temporary files.
+ unlink(glob("$urpm->{cachedir}/partial/*"));
+}
+
+#- take care of modified medium only, or all if all have to be recomputed.
+sub _update_medium_second_pass {
+ my ($urpm, $medium, $callback) = @_;
+
+ $callback and $callback->('parse', $medium->{name});
+
+ #- a modified medium is an invalid medium, we have to read back the previous hdlist
+ #- or synthesis which has not been modified by first pass above.
+
+ if ($medium->{headers} && !$medium->{modified}) {
+ $urpm->{log}(N("reading headers from medium \"%s\"", $medium->{name}));
+ ($medium->{start}, $medium->{end}) = $urpm->parse_headers(dir => "$urpm->{cachedir}/headers",
+ headers => $medium->{headers},
+ );
+ } elsif ($medium->{synthesis}) {
+ if ($medium->{virtual}) {
+ if (file_from_file_url($medium->{url})) {
+ _parse_synthesis($urpm, $medium, hdlist_or_synthesis_for_virtual_medium($medium));
+ }
+ } else {
+ _parse_synthesis($urpm, $medium, statedir_synthesis($urpm, $medium));
+ }
+ } else {
+ _parse_hdlist($urpm, $medium, statedir_hdlist($urpm, $medium));
+ $medium->{must_build_synthesis} ||= 1;
+ }
+
+ $callback && $callback->('done', $medium->{name});
+}
+
+sub _build_hdlist_synthesis {
+ my ($urpm, $medium) = @_;
+
+ if ($medium->{headers} && !$medium->{modified}) {
+ _build_hdlist_using_rpm_headers($urpm, $medium);
+ #- synthesis needs to be created, since the medium has been built from rpm files.
+ _build_synthesis($urpm, $medium);
+ } elsif ($medium->{synthesis}) {
+ } else {
+ #- check if the synthesis file can be built.
+ if ($medium->{must_build_synthesis} && !$medium->{modified} && !$medium->{virtual}) {
+ _build_synthesis($urpm, $medium);
+ }
+ }
+}
+
+sub _update_media__handle_some_flags {
+ my ($urpm, $forcekey, $all) = @_;
+
+ foreach my $medium (grep { !$_->{ignore} } @{$urpm->{media}}) {
+ $forcekey and delete $medium->{'key-ids'};
+
+ if ($medium->{static}) {
+ #- don't ever update static media
+ $medium->{modified} = 0;
+ } elsif ($all) {
+ #- if we're rebuilding all media, mark them as modified (except removable ones)
+ $medium->{modified} ||= $medium->{url} !~ m!^removable!;
+ }
+ }
+}
+
+#- Update the urpmi database w.r.t. the current configuration.
+#- Takes care of modifications, and tries some tricks to bypass
+#- the recomputation of base files.
+#- Recognized options :
+#- all : all medias are being rebuilt
+#- callback : UI callback
+#- forcekey : force retrieval of pubkey
+#- force : try to force rebuilding base files
+#- force_building_hdlist
+#- noclean : keep old files in the header cache directory
+#- nolock : don't lock the urpmi database
+#- nomd5sum : don't verify MD5SUM of retrieved files
+#- nopubkey : don't use rpm pubkeys
+#- probe_with : probe synthesis or hdlist (or none)
+#- quiet : download hdlists quietly
+sub update_media {
+ my ($urpm, %options) = @_;
+
+ $urpm->{media} or return; # verify that configuration has been read
+
+ $options{nopubkey} ||= $urpm->{options}{nopubkey};
+ #- get gpg-pubkey signature.
+ if (!$options{nopubkey}) {
+ urpm::sys::lock_rpm_db($urpm, 'exclusive');
+ $urpm->{keys} or $urpm->parse_pubkeys(root => $urpm->{root});
+ }
+ #- lock database if allowed.
+ urpm::sys::lock_urpmi_db($urpm, 'exclusive') if !$options{nolock};
+
+ #- examine each medium to see if one of them needs to be updated.
+ #- if this is the case and if not forced, try to use a pre-calculated
+ #- hdlist file, else build it from rpm files.
+ clean($urpm);
+
+ _update_media__handle_some_flags($urpm, $options{forcekey}, $options{all});
+
+ my $clean_cache = !$options{noclean};
+ my $second_pass;
+ foreach my $medium (grep { !$_->{ignore} } @{$urpm->{media}}) {
+ _update_medium_first_pass($urpm, $medium, \$second_pass, \$clean_cache, %options)
+ or _update_medium_first_pass_failed($urpm, $medium);
+ }
+
+ #- some unresolved provides may force to rebuild all synthesis,
+ #- a second pass will be necessary.
+ if ($second_pass) {
+ $urpm->{log}(N("performing second pass to compute dependencies\n"));
+ $urpm->unresolved_provides_clean;
+ }
+
+ foreach my $medium (grep { !$_->{ignore} } @{$urpm->{media}}) {
+ if ($second_pass) {
+ #- second pass consists in reading again synthesis or hdlists.
+ _update_medium_second_pass($urpm, $medium, $options{callback});
+ }
+ _build_hdlist_synthesis($urpm, $medium);
+
+ if ($medium->{really_modified}) {
+ _get_pubkey_and_descriptions($urpm, $medium, $options{nopubkey});
+ _read_cachedir_pubkey($urpm, $medium);
+ generate_medium_names($urpm, $medium);
+ }
+ }
+
+ if ($urpm->{modified}) {
+ if ($options{noclean}) {
+ #- clean headers cache directory to remove everything that is no longer
+ #- useful according to the depslist.
+ urpm::remove_obsolete_headers_in_cache($urpm);
+ }
+ #- write config files in any case
+ write_config($urpm);
+ urpm::download::dump_proxy_config();
+ } elsif ($urpm->{md5sum_modified}) {
+ #- NB: in case of $urpm->{modified}, write_MD5SUM is called in write_config above
+ write_MD5SUM($urpm);
+ }
+
+ $options{nolock} or urpm::sys::unlock_urpmi_db($urpm);
+ $options{nopubkey} or urpm::sys::unlock_rpm_db($urpm);
+}
+
+#- clean params and depslist computation zone.
+sub clean {
+ my ($urpm) = @_;
+
+ $urpm->{depslist} = [];
+ $urpm->{provides} = {};
+
+ foreach (@{$urpm->{media} || []}) {
+ delete $_->{start};
+ delete $_->{end};
+ }
+}
+
+
+#- get the list of packages that should not be upgraded or installed,
+#- typically from the inst.list or skip.list files.
+sub get_packages_list {
+ my ($file, $o_extra) = @_;
+ my $val = [];
+ open(my $f, '<', $file) or return [];
+ foreach (<$f>, split /,/, $o_extra || '') {
+ chomp; s/#.*$//; s/^\s*//; s/\s*$//;
+ next if $_ eq '';
+ push @$val, $_;
+ }
+ $val;
+}
+
+1;
generated by cgit v1.2.1 (git 2.21.0) at 2024-05-26 01:21:25 +0000