graphviz_architecture.dot

digraph {
    rankdir=TD
    sync[label="Backups Server\n(Cloud/PC)" shape=house];
    android[label="Android Kotlin" shape=Msquare];
    ios[label="iOS Swift" shape=Msquare];
    daemon[label="DWeb Backend Daemon"];
    syncGroup[label="P2P Sync Group\n(Gossip via app calls)"];
    peer[label="Other peers" shape=Msquare]
    admin[label="Sync Admin\n(admin key pair)" shape=Msquare]
    repo[label="Group Data\n(Veilid DHT Record)" shape=cylinder]
    external[label="Others Data\n(Veilid DHT Record)" shape=folder]
    personal[label="Personal Data Repo\n(Veilid DHT Record)" shape=folder]
    vrpc[label="Veilid app calls"]
    rpc[label="Inter-process RPC/FFI"]
    daemon -> syncGroup;
    android -> rpc;
    ios -> rpc;
    rpc -> daemon[label="Unix domain socket or FFI"];
    peer -> syncGroup [label="Add archives"];
    syncGroup -> peer[label="View, Replicate"];
    sync -> syncGroup;
    syncGroup -> sync;
    admin -> vrpc[label="View/Remove Groups"];
    {
        rank=same;
        daemon -> sync[style=dashed label="Code reuse"]
    }
        repo -> external;
        repo -> personal;
        daemon -> repo;
        ios -> vrpc;
        android -> vrpc;
        vrpc -> sync[label="Veilid Route"];
    {
        rank=same;
        external -> peer[style=dashed];
    }
}