hosts/herra/ai.nix


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{pkgs, ...}: {
  virtualisation.docker.enable = true;

  environment.systemPackages = with pkgs; [
    arion
  ];

  services.ollama = {
    enable = true;

    host = "0.0.0.0";
    port = 11434;

    # probably won't work reliably on Polaris
    # acceleration = "rocm";
  };

  services.nginx = {
    enable = true;

    virtualHosts."ai.local" = {
      locations."/" = {
        proxyPass = "http://127.0.0.1:7000";
        proxyWebsockets = true;
      };
    };
  };

  environment.etc."arion/arion-compose.nix".source =
    ./arion-compose.nix;

  environment.etc."arion/arion-pkgs.nix".text = ''
    { pkgs ? import <nixpkgs> {} }:
    {
    }
  '';

  systemd.services.odysseus = {
    wantedBy = ["multi-user.target"];

    after = [
      "docker.service"
      "ollama.service"
    ];

    serviceConfig = {
      Type = "oneshot";
      RemainAfterExit = true;

      WorkingDirectory = "/etc/arion";

      ExecStart = "${pkgs.arion}/bin/arion up -d";

      ExecStop = "${pkgs.arion}/bin/arion down";
    };
  };
}