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# Buildd common base functionality
# Copyright © 1998 Roman Hodek <Roman.Hodek@informatik.uni-erlangen.de>
# Copyright © 2009 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 Buildd::Base;
use strict;
use warnings;
use IO::File;
use Buildd qw(lock_file unlock_file);
use Buildd::Client qw();
use Sbuild::Base;
use Sbuild qw($devnull);
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('PID', $$);
$self->open_log();
return $self;
}
sub open_log ($) {
my $self = shift;
my $logfile = $self->get_conf('DAEMON_LOG_FILE');
my $log = IO::File->new("$logfile", O_CREAT | O_WRONLY | O_APPEND, 0640)
or die "$0: Cannot open logfile $logfile: $!\n";
$log->autoflush(1);
# Since we are a daemon, fully detach from terminal by reopening
# stdout and stderr to redirect to the log file. Note messages
# should be printed using log(), not printing directly to the
# filehandle. This is a fallback only.
open(STDOUT, '>&', $log) or warn "Can't redirect stderr\n";
open(STDERR, '>&', $log) or warn "Can't redirect stderr\n";
$self->set('Log Stream', $log);
return $log;
}
sub close_log ($) {
my $self = shift;
# We can't close stdout and stderr, so redirect to /dev/null.
open(STDOUT, '>&', $devnull) or warn "Can't redirect stderr\n";
open(STDERR, '>&', $devnull) or warn "Can't redirect stderr\n";
my $log = $self->get('Log Stream');
$self->set('Log Stream', undef);
return $log->close();
}
sub reopen_log ($) {
my $self = shift;
my $log = $self->get('Log Stream');
if ($self->close_log()) {
$log = $self->open_log();
}
return $log;
}
sub write_stats ($$$) {
my $self = shift;
my ($cat, $val) = @_;
local (*F);
my $home = $self->get_conf('HOME');
lock_file("$home/stats");
open(F, ">>$home/stats/$cat");
print F "$val\n";
close(F);
unlock_file("$home/stats");
}
sub get_db_handle ($$) {
my $self = shift;
my $dist_config = shift;
my $db = Buildd::Client->new($dist_config);
$db->set('Log Stream', $self->get('Log Stream'));
return $db;
}
sub get_dist_config_by_name ($$) {
my $self = shift;
my $dist_name = shift;
my $dist_config;
for my $dist_config_entry (@{ $self->get_conf('DISTRIBUTIONS') }) {
if ($dist_config_entry->get('DIST_NAME') eq $dist_name) {
$dist_config = $dist_config_entry;
}
}
if (!$dist_config) {
$self->set(
'Mail Short Error',
$self->get('Mail Short Error')
. "No configuration found for dist $dist_name\n"
);
$self->set(
'Mail Error',
$self->get('Mail Error')
. "Answer could not be processed, as dist=$dist_name does not match any of\n"
. "the entries in the buildd configuration.\n"
);
}
return $dist_config;
}
sub get_arch_dist_config_by_name ($$) {
my $self = shift;
my $arch_name = shift;
my $dist_name = shift;
my $arch_config, my $dist_config;
for my $dist_config_entry (@{ $self->get_conf('DISTRIBUTIONS') }) {
if ( $dist_config_entry->get('BUILT_ARCHITECTURE') eq $arch_name
&& $dist_config_entry->get('DIST_NAME') eq $dist_name) {
$dist_config = $dist_config_entry;
}
}
if (!$dist_config) {
$self->set(
'Mail Short Error',
$self->get('Mail Short Error')
. "No configuration found for arch=$arch_name, dist=$dist_name\n"
);
$self->set(
'Mail Error',
$self->get('Mail Error')
. "Answer could not be processed, as arch=$arch_name, dist=$dist_name"
. "does not match any of the entries in the buildd configuration.\n"
);
}
return $dist_config;
}
sub log {
my $self = shift;
my $timestamp = localtime;
# omit weekday and year for brevity
$timestamp =~ s/^\w+\s(.*)\s\d+$/$1/;
my $prefix = "$timestamp $Buildd::progname\[" . $self->get('PID') . "\]: ";
for my $line (split(/\n/, join("", @_))) {
Sbuild::Base::log($self, $prefix, $line, "\n");
}
}
1;
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