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authorOlivier Blin <oblin@mandriva.com>2008-10-29 00:57:28 +0000
committerOlivier Blin <oblin@mandriva.com>2008-10-29 00:57:28 +0000
commitae9e730f7d5046243aeb87d0eb42efd18f541287 (patch)
treef1eb27c5a9260c05f724714a5d75daf518e71fe2 /lib/MDV/Draklive/Config.pm
parent14da6683acda76b094c886508c79dc78fbb5be11 (diff)
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move config code in MDV::Draklive::Config
Diffstat (limited to 'lib/MDV/Draklive/Config.pm')
-rw-r--r--lib/MDV/Draklive/Config.pm87
1 files changed, 87 insertions, 0 deletions
diff --git a/lib/MDV/Draklive/Config.pm b/lib/MDV/Draklive/Config.pm
new file mode 100644
index 0000000..3172d80
--- /dev/null
+++ b/lib/MDV/Draklive/Config.pm
@@ -0,0 +1,87 @@
+package MDV::Draklive::Config;
+
+use MDK::Common;
+use Pod::Usage;
+use Cwd 'getcwd';
+
+our $default_config_root = '/etc/draklive';
+our $default_config_path = 'config/live.cfg';
+our $default_settings_path = 'config/settings.cfg';
+
+sub read_config {
+ my ($live, $config_root, $config_path, $settings_path) = @_;
+
+ if ($config_path && -e getcwd() . '/' . $config_path) {
+ $config_root = getcwd();
+ }
+ print "using $config_root as directory root\n";
+
+ add2hash($live->{settings} ||= {}, { getVarsFromSh($config_root . '/' . $settings_path) }) if $settings_path;
+ if ($config_path) {
+ #- don't use do(), since it can't see lexicals in the enclosing scope
+ my $cfg = eval(cat_($config_root . '/' . $config_path)) or die "unable to load $config_path: $@\n";
+ put_in_hash($live, $cfg);
+ print "loaded $config_path as config file\n";
+ }
+ $live->{settings}{config_root} = $config_root;
+}
+
+sub check_config {
+ my ($live) = @_;
+ unless (keys(%$live)) {
+ warn "no live definition\n";
+ Pod::Usage::pod2usage();
+ }
+ #- check for minimum requirements
+ ref $live->{media} && $live->{media}{storage} or die "no media storage definition\n";
+ ref $live->{system} or die "no system definition\n";
+}
+
+sub complete_config {
+ my ($live) = @_;
+
+ my $default_prefix = {
+ build => {
+ boot => '/boot',
+ files => '/files',
+ dist => '/dist',
+ initrd => '/initrd',
+ loopbacks => '/loopbacks',
+ modules => '/modules',
+ scripts => '/scripts',
+ },
+ media => {
+ boot => '/boot',
+ hidden_boot => '/.boot',
+ loopbacks => '/loopbacks',
+ hidden_loopbacks => '/.loopbacks',
+ mnt => '/media',
+ },
+ live => {
+ mnt => '/live',
+ },
+ };
+
+ #- set unsupplied config dirs
+ add2hash($live->{prefix}{$_} ||= {}, $default_prefix->{$_}) foreach keys %$default_prefix;
+
+ $live->{settings}{builddir} ||= '/var/lib/draklive/build';
+ $live->{settings}{chroot} ||= '/var/lib/draklive/chroot';
+
+ $live->{settings}{arch} ||= chomp_(`rpm --eval '%{_target_cpu}'`);
+ $live->{media}{title} ||= "live";
+
+ bless $live->{media}, 'MDV::Draklive::Media';
+
+ mkdir_p($live->get_builddir);
+ mkdir_p($live->get_system_root);
+ $live->{mnt} ||= $live->get_builddir . "/mnt";
+}
+
+sub dump_config {
+ my ($live) = @_;
+ use Data::Dumper;
+ print Data::Dumper->Dump([ $live ], [ "live" ]);
+}
+
+1;