#!/usr/bin/perl
#
# Copyright (C) 2005,2006 Mandriva
# 
# Author: Florent Villard <warly@mandriva.com>
#
# 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, 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#
# upload packages in queue when all the mandatory architectures are done
#
# TODO
# 
# - take the packages in done/ and upload them with youri in queue/
# - check that the mandatory architectures are present
#
# PREFIX : sprintf "$year%02d%02d%02d%02d%02d.$user.$host.${$}_", $mon, $mday, $hour, $min, $sec;

use strict;
use MDK::Common;
use Iurt::Config qw(config_usage config_init get_author_email);
use Iurt::Process qw(check_pid);
use Iurt::Mail qw(sendmail);
use Iurt::File qw(check_upload_tree);
use Iurt::Util qw(plog_init plog);
use Data::Dumper;
my %run;
my $program_name = 'emi';
$run{program_name} = $program_name;

open(my $LOG, ">&STDERR");
plog_init($program_name, $LOG, 7, 1);
$run{LOG} = sub { print $LOG @_ };

my $HOME = $ENV{HOME};

my $configfile = "$HOME/.upload.conf";
my $sysconfigfile = "/etc/iurt/upload.conf";

my $config = {};
foreach my $f ($configfile, $sysconfigfile) {
    plog('DEBUG', "load config: $f");
    if (-f $f) {
        $config = eval(cat_($f))
          or die "FATAL $program_name: syntax error in $f";
        last;
    }
}

my %config_usage = ( 
    admin => {
	desc => 'mail address of the bot administrator',
	default => 'distrib-admin@mandrivalinux.org'
    },
    'arch' => {  
	desc => "List of arch",
	default => [ 'i586', 'x86_64', 'ppc' , 'sparcv9' ]
    },
    'arch_translation' => {  
	desc => "Renaming of arch",
	default => { 'sparc64' => 'sparcv9' }
    },
    http_queue => {
	desc => 'Address where log can be consulted',
	default => 'http://kenobi.mandriva.com/queue/'
    },
    mandatory_arch => {
	desc => 'List of mandatory architecture to be able to upload',
	default => [ 'i586', 'x86_64' ]
    },
    tmp => {
	desc => "Temporary directory",
	default => "$HOME/tmp"
    },
    root => {
	desc => 'Architecture root dir',
	default => "/mnt/BIG/dis/"
    },
    cache_home => {
	desc => 'Where to store the cache files',
	default => "$HOME/.bugs"
    },
    upload_user => {
	desc => 'User who is uploading packages',
	default => 'mandrake'
    },
    queue => {
	desc => 'root directory of the various upload queues',
	default => "$HOME/uploads"
    },
    ssh_option => {
	desc => "SSH options",
	default => "-o ConectTimeout=20"
    },
);

config_usage(\%config_usage, $config) if $run{config_usage};
config_init(\%config_usage, $config, \%run);

$run{pidfile_home} = $config->{tmp};
$run{pidfile} = "upload";
my $pidfile = check_pid(\%run);

my $cache =  { arch => {} };


my $todo = "$config->{queue}/todo";
my $done = "$config->{queue}/done";
my $reject = "$config->{queue}/rejected";

my %pkg_tree;
my %excluded;


#
# Gather data from upload tree
#

sub done_func {
    my ($_todo, $f, $m, $s, $r) = @_;

    if ($r =~ /(\d{14}\.\w+\.\w+\.\d+)_(.*\.([^.]+)\.rpm)$/) {
	my ($prefix, $rpm, $arch) = ($1, $2, $3);
	$arch = $config->{arch_translation}{$arch} if $config->{arch_translation}{$arch};
	plog('DEBUG', "found rpm $rpm ($prefix)");
	$pkg_tree{$prefix}{path} = "/$f/$m/$s";
	$pkg_tree{$prefix}{arch}{$arch} = 1;
	$pkg_tree{$prefix}{target} = $f;
	$pkg_tree{$prefix}{section} = "$m/$s";
	push @{$pkg_tree{$prefix}{srpms}}, $rpm if $arch eq 'src';
	push @{$pkg_tree{$prefix}{rpms}} , $rpm;
    } elsif ($r =~ /(\d{14}\.\w+\.\w+\.\d+)_(.*)\.done$/) {
	my ($prefix, $arch) = ($1, $2);
	#plog("found .done ($prefix)");
	$arch = $config->{arch_translation}{$arch} if $config->{arch_translation}{$arch};
	$cache->{arch}{$prefix}{$arch} = 1;
    } elsif ($r =~ /(\d{14}\.\w+\.\w+\.\d+)_(.*)\.excluded$/) {
	my ($prefix, $arch) = ($1, $2);
	$arch = $config->{arch_translation}{$arch} if $config->{arch_translation}{$arch};
	plog('DEBUG', "found .excluded ($prefix)");
	$cache->{arch}{$prefix}{$arch} = 1;
	$excluded{$prefix}{$arch} = 1;
    }
}

sub todo_func {
    my ($_todo, $_f, $_m, $_s, $r) = @_;

    if ($r =~ /(\d{14}\.\w+\.\w+\.\d+)_(.*\.([^.]+)\.rpm)$/) {
	my ($prefix, $rpm) = ($1, $2);
	plog('DEBUG', "found todo rpm $rpm ($prefix)");
	push @{$pkg_tree{$prefix}{todo}}, $rpm;
    }
}

check_upload_tree(\%run, $done, \&done_func,);
check_upload_tree(\%run, $todo, \&todo_func,);


#
# Decide what should be uploaded
#

foreach my $prefix (keys %pkg_tree) {
    my $target = $pkg_tree{$prefix}{target};
    my $path = $pkg_tree{$prefix}{path};
    my $section = $pkg_tree{$prefix}{section};
    my %missing;

    plog('NOTIFY', "processing $prefix");
    plog('DEBUG', "... in $path");
    my $ok = 1;
    my $has_arched_packages = scalar(difference2([ keys %{$pkg_tree{$prefix}{arch}} ], [ qw(src noarch) ]));
    foreach my $m (if_($has_arched_packages, @{$config->{mandatory_arch}}), 'src') {
	$excluded{$prefix}{$m} and next;
	my $x = "yes";
	if (!$pkg_tree{$prefix}{arch}{$m}) {
	    if (!$cache->{arch}{$prefix}{$m}) {
		$missing{$m} = 1;
		$x = "no";
		$ok = 0;
	    } else {
		$x = "yes (in cache)";
	    }
	}
	plog('INFO', " mandatory architecture $m present: $x");
    }

    unless ($ok) {
	plog('INFO', "mandatory arch", join(' ', keys %missing),
				"missing, waiting");
	next;
    }

    #
    # All mandatory archs found, upload
    #

    my @packages;
    my ($user) = $prefix =~ /\d{14}\.(\w+)\.\w+\.\d+$/;

    plog('OK', "all archs done: $prefix");
    foreach my $rpm (@{$pkg_tree{$prefix}{rpms}}) {
	push @packages, "$done/$path/${prefix}_$rpm";
        plog('OK', " uploading $rpm in $done/$path");
    }

    $user ||= $config->{upload_user};

    my $command = "/usr/bin/perl -I/usr/share/mdv-youri-core/lib -I/usr/share/mdv-youri-submit/lib /usr/share/mdv-youri-submit/bin/youri-submit --verbose --config /etc/youri/submit-upload.conf --define user=$user --define prefix=$prefix --define section=$section $target @packages &> $done/$path/$prefix.youri";

    plog('DEBUG', "running $command");
    if (!system($command)) {
	plog('INFO', "upload succeeded");

	# now check if we need to keep the current srpm in todo
	my $all_uploaded = 1;

	foreach my $arch (@{$config->{arch}}) {
	    if (!$cache->{arch}{$prefix}{$arch}) {
		$all_uploaded = 0;
	    }
	}

	if ($all_uploaded) {
	    plog("cleaning upload tree for $prefix");
	    # remove srpm
	    # remove lock
	}
    } else {
	# should send a mail or something
	plog('ERR', "upload failed ($!), rejecting files in $reject/$path/");
	mkdir_p("$reject/$path");
	foreach my $rpm (@{$pkg_tree{$prefix}{rpms}}) {
	    link "$done/$path/${prefix}_$rpm", "$reject/$path/${prefix}_$rpm";
	    plog('ERR', "ERROR: link of $rpm failed ($!)");
	}
	link "$done/$path/$prefix.youri", "$reject/$path/$prefix.youri";

	my ($user) = $prefix =~ /\d{14}\.(\w+)\.\w+\.\d+/;
	if ($user) {
	    my $text = qq(The upload of the following packages failed:\n);
	    my $rpms;
	    foreach my $rpm (@{$pkg_tree{$prefix}{rpms}}) {
		$rpm =~ /src\.rpm$/ or next;
		$rpms .= "$rpm ";
		$text .= "- $rpm\n";
	    }
	    my $to =  get_author_email($user) || "Unknown <$config->{admin}>";
	    my $cc;
	    $text .= "\nUpload log available in $config->{http_queue}/rejected/$path/$prefix.youri\n";

	    sendmail($to, $cc, "Upload failed for $rpms", $text, "Emi the upload bot <$config->{admin}>", 0);
	}

	# should delete the files
    }

    # delete the files which should have heen either put in queue or rejected
    unlink $_ foreach @packages;

    # keep the log file for debugging
    # unlink "$done/$path/$prefix.youri";

    # unlink the sources rpm, other arch will be able to grab it into
    # the repository
    foreach (@{$pkg_tree{$prefix}{todo}}) {
	plog('DEBUG', "unlink $todo/$path/${prefix}_$_");
	unlink "$todo/$path/${prefix}_$_";
    }
}

unlink $pidfile;
exit();