Firewalls

ansible-provision uses fireviz to map and create security groups:

firewall.gv

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digraph G {
    node[shape=rectangle]

    "Internet" -> "ELB" [xlabel="80,443"]
    "ELB" -> "Web" [xlabel="80,443"]
    "App" -> "DB" [xlabel="5432"]
}
to generate an image use: dot firewall.gv -Tpng -o firewall.png