NAME

App::Oozie::Deploy::Validate::DAG::Workflow

VERSION

version 0.016

SYNOPSIS

DESCRIPTION

Used by Oozie deploy tool to prevent mistakes before submission. Checks the workflow is a properly formed DAG.

NAME

App::Oozie::Deploy::Validate::DAG::Workflow - Part of the Oozie workflow DAG validator.

Methods

assert

current_graph

current_nodes

current_vertices

dump_graph

graph_filename

node_types

validate

Possible Extensions

    sub _dump_graphviz {
        my $self = shift;
        my $g    = $self->current_graph || die "current_graph is not set!";
        my $file = $self->graph_filename;

        require Graph::Writer::GraphViz;

        Graph::Writer::GraphViz->new(
            -edge_color => 1,
            -fontsize   => 8,
            -format     => 'png',
            -layout     => 'twopi',
            -node_color => 2,
            -ranksep    => 1.5,
        )->write_graph( $g, $file );

        $self->logger->info( "$file is created." );

        return;
    }

    sub _dump_d3 {
        my $self = shift;
        my $g    = $self->current_graph || die "current_graph is not set!";
        require Graph::D3;
        my $d3 = Graph::D3->new(
                    graph => $g,
                    type  => 'json',
                );
        print $d3->force_directed_graph;
    }

SEE ALSO

App::Oozie.

AUTHORS

• David Morel

• Burak Gursoy

COPYRIGHT AND LICENSE

This software is copyright (c) 2023 by Booking.com.

This is free software; you can redistribute it and/or modify it under the same terms as the Perl 5 programming language system itself.