66 lines
1.5 KiB
Perl
66 lines
1.5 KiB
Perl
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#! @perl@ -w
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use strict;
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use HydraFrontend::Schema;
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my $db = HydraFrontend::Schema->connect("dbi:SQLite:dbname=hydra.sqlite", "", "", {});
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# Unlock jobs whose building process has died.
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$db->txn_do(sub {
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my @jobs = $db->resultset('Jobs')->search({ busy => 1 });
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foreach my $job (@jobs) {
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my $pid = $job->locker;
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if (kill(0, $pid) != 1) { # see if we can signal the process
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print "job ", $job->id, " pid $pid died, unlocking\n";
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$job->busy(0);
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$job->locker("");
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$job->update;
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}
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}
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});
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while (1) {
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print "looking for runnable jobs...\n";
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my $job;
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$db->txn_do(sub {
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my @jobs = $db->resultset('Jobs')->search({ busy => 0 }, {order_by => ["priority", "timestamp"]});
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print "# of available jobs: ", scalar(@jobs), "\n";
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if (scalar @jobs > 0) {
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$job = $jobs[0];
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$job->busy(1);
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$job->locker($$);
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$job->update;
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}
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});
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# Start the job. We need to do this outside the transaction in
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# case it aborts or something.
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if (defined $job) {
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print "starting job ", $job->id, "\n";
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eval {
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system("perl -I HydraFrontend/lib -w ./build.pl " . $job->id);
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};
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if ($@) {
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warn $@;
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$db->txn_do(sub {
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$job->busy(0);
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$job->locker($$);
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$job->update;
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});
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}
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}
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print "sleeping...\n";
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sleep(10);
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}
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