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# Copyright (C) 2008 Arne Georg Gleditsch <lxr@linux.no>.
#
# 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, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
# The full GNU General Public License is included in this distribution
# in the file called COPYING.
package LXRng::Repo::Git::TarFile;
use strict;
use File::Temp qw(tempdir);
use Fcntl qw(F_GETFD F_SETFD FD_CLOEXEC);
use base qw(LXRng::Repo::File);
sub new {
my ($class, $tar, $ref) = @_;
return bless({tar => $tar, ref => $ref}, $class);
}
sub name {
my ($self) = @_;
return $$self{'tar'}->name();
}
sub node {
my ($self) = @_;
$self->name =~ m,.*/([^/]+), and return $1;
}
sub time {
my ($self) = @_;
return $$self{'tar'}->mtime();
}
sub size {
my ($self) = @_;
return $$self{'tar'}->size;
}
sub phys_path {
my ($self) = @_;
my $tmpdir = tempdir() or die($!);
open(my $phys, ">", $tmpdir.'/'.$self->node);
my $data = $$self{'tar'}->get_content_by_ref();
my $len = $$self{'tar'}->size();
my $pos = 0;
while ($pos < $len) {
print($phys substr($$data, $pos, 64*1024));
$pos += 64*1024;
}
close($phys);
return LXRng::Repo::Git::TarFile::Virtual->new(dir => $tmpdir,
node => $self->node);
}
sub handle {
my ($self) = @_;
my $data = $$self{'tar'}->get_content_by_ref();
open(my $fh, "<", $data);
return $fh;
}
sub revision {
my ($self) = @_;
$$self{'ref'} ||= $self->time.'.'.$self->size;
return $$self{'ref'};
}
package LXRng::Repo::Git::TarFile::Virtual;
use strict;
use overload '""' => \&filename;
sub new {
my ($class, %args) = @_;
return bless(\%args, $class);
}
sub filename {
my ($self) = @_;
return $$self{'dir'}.'/'.$$self{'node'};
}
sub DESTROY {
my ($self) = @_;
unlink($$self{'dir'}.'/'.$$self{'node'});
rmdir($$self{'dir'});
# kill(9, $$self{'pid'});
}
1;
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