101 lines
2.8 KiB
Perl
101 lines
2.8 KiB
Perl
package App::Netdisco::Worker::Runner;
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use Dancer qw/:moose :syntax/;
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use Dancer::Factory::Hook;
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use aliased 'App::Netdisco::Worker::Status';
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use App::Netdisco::Util::Permission qw/check_acl_no check_acl_only/;
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use Try::Tiny;
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use Moo::Role;
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use Module::Load ();
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use Scope::Guard 'guard';
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use namespace::clean;
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has 'job' => (
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is => 'rw',
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);
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has 'jobstat' => (
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is => 'rw',
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default => sub { Status->error("check phase did not pass for this action") },
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);
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after 'run', 'run_workers' => sub {
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my $self = shift;
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$self->job->update_status($self->jobstat);
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};
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# mixin code to run workers loaded via plugins
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sub run {
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my ($self, $job) = @_;
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die 'cannot reuse a worker' if $self->job;
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die 'bad job to run()'
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unless ref $job eq 'App::Netdisco::Backend::Job';
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$self->job($job);
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my $action = $job->action;
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Module::Load::load 'App::Netdisco::Worker' => $action;
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my @newuserconf = ();
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my @userconf = @{ setting('device_auth') || [] };
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# reduce device_auth by only/no
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if (ref $job->device) {
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foreach my $stanza (@userconf) {
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my $no = (exists $stanza->{no} ? $stanza->{no} : undef);
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my $only = (exists $stanza->{only} ? $stanza->{only} : undef);
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next if $no and check_acl_no($job->device, $no);
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next if $only and not check_acl_only($job->device, $only);
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push @newuserconf, $stanza;
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}
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}
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# per-device action but no device creds available
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return $self->jobstat->defer('deferred job with no device creds')
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if ref $job->device and 0 == scalar @newuserconf;
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# back up and restore device_auth
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my $guard = guard { set(device_auth => \@userconf) };
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set(device_auth => \@newuserconf);
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$self->run_workers('nd2_core_check');
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return if $self->jobstat->not_ok;
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$self->jobstat( Status->error("no worker succeeded during main phase") );
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$self->run_workers("nd2_core_${_}") for qw/early main user/;
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}
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sub run_workers {
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my $self = shift;
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my $hook = shift or return $self->jobstat->error('missing hook param');
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my $store = Dancer::Factory::Hook->instance();
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(my $phase = $hook) =~ s/^nd2_core_//;
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debug "running workers for hook: $hook";
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foreach my $worker (@{ $store->get_hooks_for($hook) }) {
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try {
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# could die or return undef or a scalar or Status or another class
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my $retval = $worker->($self->job);
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# update (save) the status if we're in check or main phases
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# check because it's a gatekeeper, main because it's the retval
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$self->jobstat($retval)
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if ($phase =~ m/^(?:check|main)$/)
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and ref $retval eq 'App::Netdisco::Worker::Status'
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and $self->jobstat->not_ok;
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}
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# errors at most phases are ignored
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catch { $self->jobstat->error($_) if $phase eq 'check' };
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# any successful check is a GO!
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last if $phase eq 'check' and $self->jobstat->is_ok;
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}
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}
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true;
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