93 lines
2.0 KiB
Perl
Executable File
93 lines
2.0 KiB
Perl
Executable File
#!/usr/bin/env perl
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use FindBin;
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use lib "$FindBin::Bin/../lib";
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use App::Netdisco;
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# for netdisco app config
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use Dancer qw/:moose :script/;
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# callbacks and local job queue management
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use App::Netdisco::Daemon::Queue ':all';
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use MCE;
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use Role::Tiny;
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use Path::Class 'dir';
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my $mce = MCE->new(
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tmp_dir => dir($ENV{HOME}, 'tmp'),
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spawn_delay => 0.15,
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job_delay => 0.15,
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user_func => \&call_worker_body,
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on_post_exit => \&restart_worker,
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user_tasks => build_tasks_list(),
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)->run();
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sub call_worker_body {
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my ($self) = @_;
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$self->worker_body if $self->can('worker_body');
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}
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sub restart_worker {
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my ($self, $e) = @_;
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reset_jobs($e->{wid});
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$self->restart_worker($e->{wid});
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}
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sub build_tasks_list {
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my $tasks = [{
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max_workers => 1,
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user_begin => worker_factory('Manager'),
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}];
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set(daemon_pollers => 2)
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if !defined setting('daemon_pollers');
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set(daemon_interactives => 2)
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if !defined setting('daemon_interactives');
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# XXX MCE does not like max_workers => 0
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push @$tasks, {
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max_workers => setting('daemon_pollers'),
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user_begin => worker_factory('Poller'),
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} if setting('daemon_pollers');
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push @$tasks, {
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max_workers => setting('daemon_interactives'),
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user_begin => worker_factory('Interactive'),
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} if setting('daemon_interactives');
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return $tasks;
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}
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sub worker_factory {
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my $role = shift;
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return sub {
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my $self = shift;
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# with "App::Netdisco::Daemon::Worker::$role";
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$self->worker_begin if $self->can('worker_begin');
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};
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}
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__END__
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sub register_worker {
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my (undef, $pid) = @_;
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$workers{$pid} = $next_role;
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}
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sub unregister_worker {
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my (undef, $pid, $status) = @_;
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delete $workers{$pid};
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# also check for bad exit status?
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# revert any running jobs (will be such if child died)
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try {
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schema('daemon')->resultset('Admin')
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->search({status => "running-$pid"})
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->update({status => 'queued', started => undef});
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}
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catch { warn "error reverting jobs for pid $pid: $_\n" };
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}
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