nixpkgs/nixos/tests/vector/file-sink.nix

import ../make-test-python.nix ({ lib, pkgs, ... }:

{
  name = "vector-test1";
  meta.maintainers = [ pkgs.lib.maintainers.happysalada ];

  nodes.machine = { config, pkgs, ... }: {
    services.vector = {
      enable = true;
      journaldAccess = true;
      settings = {
        sources = {
          journald.type = "journald";

          vector_metrics.type = "internal_metrics";

          vector_logs.type = "internal_logs";
        };

        sinks = {
          file = {
            type = "file";
            inputs = [ "journald" "vector_logs" ];
            path = "/var/lib/vector/logs.log";
            encoding = { codec = "json"; };
          };

          prometheus_exporter = {
            type = "prometheus_exporter";
            inputs = [ "vector_metrics" ];
            address = "[::]:9598";
          };
        };
      };
    };
  };

  # ensure vector is forwarding the messages appropriately
  testScript = ''
    machine.wait_for_unit("vector.service")
    machine.wait_for_open_port(9598)
    machine.wait_until_succeeds("journalctl -o cat -u vector.service | grep 'version=\"${pkgs.vector.version}\"'")
    machine.wait_until_succeeds("journalctl -o cat -u vector.service | grep 'API is disabled'")
    machine.wait_until_succeeds("curl -sSf http://localhost:9598/metrics | grep vector_build_info")
    machine.wait_until_succeeds("curl -sSf http://localhost:9598/metrics | grep vector_component_received_bytes_total | grep journald")
    machine.wait_until_succeeds("curl -sSf http://localhost:9598/metrics | grep vector_utilization | grep prometheus_exporter")
    machine.wait_for_file("/var/lib/vector/logs.log")
  '';
})