bcfg2-xml-rpc.gv

digraph bcfg2 {
    label = "Rearchitecture Overview - XML-RPC Request";
    node [style="filled"]
    compound = true;
    
    "master1" [shape = "record",
               label = "Master server | SSL | Authentication"];

    subgraph cluster_amqp {
        label = "AMQP";
        "xml-rpc-any-q" [label = "XML-RPC One-to-Any Queue"];
        "xml-rpc-all-q" [label="XML-RPC One-to-All Queue"];
    }

    subgraph cluster_renderers {
        label = "Configuration Renderers";
        "renderer1" [label = "Renderer 1"];
        "renderer2" [label = "Renderer 2"];
        "renderer3" [label = "Renderer 3"];
    }

    "db1" [label = "SQL Database"];
    "vcs" [label = "VCS"];

    // content system communications
    "vcs" -> "renderer2" [lhead=cluster_renderers];
    "renderer2" -> "vcs" [ltail=cluster_renderers];
    "db1" -> "renderer2" [lhead=cluster_renderers];
    "renderer2" -> "db1" [ltail=cluster_renderers];

    // queue for one-to-any RMI
    "master1" -> "xml-rpc-any-q" [label="One-to-Any XML-RPC requests"];
    "xml-rpc-any-q" -> "master1";
    "xml-rpc-any-q" -> "renderer2" [lhead=cluster_renderers];
    "renderer2" -> "xml-rpc-any-q" [ltail=cluster_renderers];

    // queue for one-to-all RMI
    "master1" -> "xml-rpc-all-q" [label="One-to-All XML-RPC requests"];
    "xml-rpc-all-q" -> "master1";
    "xml-rpc-all-q" -> "renderer2" [lhead=cluster_renderers];
    "renderer2" -> "xml-rpc-all-q" [ltail=cluster_renderers];

    "XML-RPC request" -> "master1" [ label="Encrypted 6789/tcp" ];
}