95 lines
2.7 KiB
Perl
Executable File
95 lines
2.7 KiB
Perl
Executable File
#!/usr/bin/perl
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# This file is part of Koha.
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#
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# Koha is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# Koha is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Koha; if not, see <http://www.gnu.org/licenses>.
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use Modern::Perl;
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use JSON qw( decode_json );
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use Try::Tiny qw( catch try );
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use Koha::BackgroundJobs;
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my $conn;
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try {
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$conn = Koha::BackgroundJob->connect;
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} catch {
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warn sprintf "Cannot connect to the message broker, the jobs will be processed anyway (%s)", $_;
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};
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my @job_types = qw(
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batch_biblio_record_modification
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batch_authority_record_modification
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batch_item_record_modification
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batch_biblio_record_deletion
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batch_authority_record_deletion
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batch_item_record_deletion
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batch_hold_cancel
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);
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if ( $conn ) {
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# FIXME cf note in Koha::BackgroundJob about $namespace
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my $namespace = C4::Context->config('memcached_namespace');
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for my $job_type ( @job_types ) {
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$conn->subscribe({
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destination => sprintf("/queue/%s-%s", $namespace, $job_type),
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ack => 'client',
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'prefetch-count' => 1,
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});
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}
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}
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while (1) {
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if ( $conn ) {
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my $frame = $conn->receive_frame;
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if ( !defined $frame ) {
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# maybe log connection problems
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next; # will reconnect automatically
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}
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my $body = $frame->body;
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my $args = decode_json($body);
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# FIXME This means we need to have create the DB entry before
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# It could work in a first step, but then we will want to handle job that will be created from the message received
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my $job = Koha::BackgroundJobs->find($args->{job_id});
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$conn->ack( { frame => $frame } ); # Acknowledge the message was received
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process_job( $job, $args );
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} else {
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my $jobs = Koha::BackgroundJobs->search({ status => 'new' });
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while ( my $job = $jobs->next ) {
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my $args = decode_json($job->data);
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process_job( $job, { job_id => $job->id, %$args } );
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}
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sleep 10;
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}
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}
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$conn->disconnect;
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sub process_job {
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my ( $job, $args ) = @_;
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my $pid;
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if ( $pid = fork ) {
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wait;
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return;
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}
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die "fork failed!" unless defined $pid;
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$job->process( $args );
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exit;
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}
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