1 files changed, 143 insertions, 0 deletions
diff --git a/lib/Sbuild/ChrootInfo.pm b/lib/Sbuild/ChrootInfo.pm
new file mode 100644
index 0000000..30ef290
--- /dev/null
+++ b/lib/Sbuild/ChrootInfo.pm
@@ -0,0 +1,143 @@
+#
+# ChrootInfo.pm: chroot utility library for sbuild
+# Copyright © 2005-2008 Roger Leigh <rleigh@debian.org>
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see
+# <http://www.gnu.org/licenses/>.
+#
+#######################################################################
+
+package Sbuild::ChrootInfo;
+
+use strict;
+use warnings;
+
+use Sbuild::Base;
+
+use POSIX;
+use FileHandle;
+use File::Temp ();
+
+BEGIN {
+    use Exporter ();
+    our (@ISA, @EXPORT);
+
+    @ISA = qw(Exporter Sbuild::Base);
+
+    @EXPORT = qw();
+}
+
+sub new {
+    my $class = shift;
+    my $conf = shift;
+
+    my $self = $class->SUPER::new($conf);
+    bless($self, $class);
+
+    $self->set('Chroots', {});
+
+    $self->get_info_all();
+
+    return $self;
+}
+
+
+
+sub create {
+    my $self = shift;
+    my $namespace = shift;
+    my $distribution = shift;
+    my $chroot = shift;
+    my $arch = shift; # this is the build arch
+
+    my $chrootid = $self->find($namespace, $distribution, $chroot, $arch);
+
+    my $newchroot = $self->_create($chrootid);
+
+    if (defined($newchroot)) {
+	$newchroot->set('Chroots', $self);
+    }
+
+    return $newchroot;
+}
+
+
+sub find {
+    my $self = shift;
+    my $namespace = shift;
+    my $distribution = shift;
+    my $chroot = shift;
+    my $arch = shift; # this is the build arch
+
+    # Use namespace given from $distribution if one is found
+    if ($distribution =~ /^([^:]+):/msx) {
+	$namespace = $1;
+	$distribution =~ s/^[^:]+://msx;
+    }
+
+    my $chroots = $self->get('Chroots');
+
+    # Don't do strict arch checking if ARCH == HOST_ARCH.
+    if (!defined($arch) || $arch eq "") {
+	$arch = $self->get_conf('BUILD_ARCH');
+    }
+    my $host_arch = $self->get_conf('HOST_ARCH');
+
+    if (!defined $chroot) {
+	my $ns = $chroots->{$namespace};
+	if (!defined($ns)) {
+	    if ($namespace ne 'chroot') {
+		$chroot = $self->find('chroot', $distribution, $chroot, $arch);
+	    } else {
+		return undef;
+	    }
+	}
+
+        if ($arch ne $host_arch &&
+            defined($ns->{"${distribution}-${arch}-${host_arch}-sbuild"})) {
+            $chroot = "${namespace}:${distribution}-${arch}-${host_arch}-sbuild";
+        }
+        elsif ($arch ne $host_arch &&
+            defined($ns->{"${distribution}-${arch}-${host_arch}"})) {
+            $chroot = "${namespace}:${distribution}-${arch}-${host_arch}";
+        }
+        elsif ($arch ne "" &&
+            defined($ns->{"${distribution}-${arch}-sbuild"})) {
+            $chroot = "${namespace}:${distribution}-${arch}-sbuild";
+        }
+        elsif (defined($ns->{"${distribution}-sbuild"})) {
+            $chroot = "${namespace}:${distribution}-sbuild";
+        }
+        elsif ($arch ne "" &&
+               defined($ns->{"${distribution}-${arch}"})) {
+            $chroot = "${namespace}:${distribution}-${arch}";
+        } elsif (defined($ns->{$distribution})) {
+            $chroot = "${namespace}:${distribution}";
+	}
+    }
+
+    if (!$chroot) {
+	# Fall back to chroot namespace.
+	if ($namespace ne 'chroot') {
+	    $chroot = $self->find('chroot', $distribution, $chroot, $arch);
+	} else {
+		$self->log_error("Chroot for distribution $distribution, architecture $arch not found\n");
+		return undef;
+	}
+    }
+
+    return $chroot;
+}
+
+1;