@startuml
hide empty description

state "./cryptic-net daemon -c ./daemon.yml" as init

state AppDir {

    note "All relative paths are relative to the root of the AppDir" as N1

    state "./AppRun" as AppRun {
        AppRun : * Set PATH to APPDIR/bin
    }

    state "./bin/entrypoint" as entrypoint {
        entrypoint : * Merge given and default daemon.yml files
        entrypoint : * Create runtime dir at $_RUNTIME_DIR_PATH
        entrypoint : * Lock runtime dir
        entrypoint : * Run child processes
    }

    init --> AppRun : exec
    AppRun --> entrypoint : exec

    state "./bin/dnsmasq-entrypoint" as dnsmasqEntrypoint {
        dnsmasqEntrypoint : * Create $_RUNTIME_DIR_PATH/dnsmasq.conf
    }

    state "./bin/dnsmasq -d -C $_RUNTIME_DIR_PATH/dnsmasq.conf" as dnsmasq

    entrypoint --> dnsmasqEntrypoint : child
    dnsmasqEntrypoint --> dnsmasq : exec

    state "./bin/nebula-entrypoint" as nebulaEntrypoint {
        nebulaEntrypoint : * Create $_RUNTIME_DIR_PATH/nebula.yml
    }

    state "./bin/nebula -config $_RUNTIME_DIR_PATH/nebula.yml" as nebula
    state "./bin/nebula-update-global-bucket" as nebulaUpdateGlobalBucket {
        nebulaUpdateGlobalBucket : * Runs once then exits
        nebulaUpdateGlobalBucket : * Updates network topo data in garage global bucket (used for bootstrapping)
    }

    entrypoint --> nebulaEntrypoint : child
    nebulaEntrypoint --> nebula : exec
    nebulaEntrypoint --> nebulaUpdateGlobalBucket : child

    state "./bin/garage-entrypoint" as garageEntrypoint {
        garageEntrypoint : * Create $_RUNTIME_DIR_PATH/garage-N.toml\n  (one per storage allocation)
        garageEntrypoint : * Run child processes
    }

    state "./bin/garage -c $_RUNTIME_DIR_PATH/garage-N.toml server" as garage
    state "./bin/garage-apply-layout-diff" as garageApplyLayoutDiff {
        garageApplyLayoutDiff : * Runs once then exits
        garageApplyLayoutDiff : * Updates cluster topo
    }
    state "./bin/garage-update-global-bucket" as garageUpdateGlobalBucket {
        garageUpdateGlobalBucket : * Runs once then exits
        garageUpdateGlobalBucket : * Updates cluster topo data in garage global bucket (used for bootstrapping)
    }

    entrypoint --> garageEntrypoint : child (only if >1 storage allocation defined in daemon.yml)
    garageEntrypoint --> garage : child (one per storage allocation)
    garageEntrypoint --> garageApplyLayoutDiff : child
    garageEntrypoint --> garageUpdateGlobalBucket : child
}

@enduml