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path: root/modules/software-templates/synapse-workers/generic/federation-reader.nix
blob: 09e84198803e14f28d75783bd4281d6cc9f771a7 (plain) (blame)
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{ config, lib, ... }:

let
  cfg = config.services.matrix-synapse;
  workerLib = import ./lib.nix;
  dbGroup = "medium";
  workers = lib.range 0 (cfg.federationReaders - 1);
  workerName = "federation_reader";
  tasks = [ ];
  workerRoutes = workerLib.workerRoutes.federationReader;
  enabledResources = lib.attrNames workerRoutes;
in
{
  config = lib.mkIf (cfg.federationReaders > 0) {
    monitoring.synapse.workerNames = lib.map (index: "${workerName}-${toString index}") workers;
    services.matrix-synapse = {
      settings = {
        instance_map = lib.listToAttrs (
          lib.map (index: {
            name = "${workerName}-${toString index}";
            value = {
              path = "/run/matrix-synapse/${workerName}-${toString index}.sock";
            };
          }) workers
        );
        
        media_instance_running_background_jobs = lib.mkIf (lib.elem "media_repo_background" tasks) "${workerName}";
        enable_media_repo = lib.mkIf (lib.elem "media_repo" tasks) false;
      };

      workers = lib.listToAttrs (
        lib.map (index: {
          name = "${workerName}-${toString index}";
          value = {
            worker_app = "synapse.app.generic_worker";
            worker_listeners =
              [
                {
                  type = "http";
                  path = "/run/matrix-synapse/${workerName}-${toString index}.sock";
                  resources = [
                    {
                      names = [ "replication" ];
                      compress = false;
                    }
                  ];
                }
              ]
              ++ lib.map (type: {
                type = "http";
                path = "/run/matrix-synapse/${workerName}-${type}-${toString index}.sock";
                mode = "666";
                resources = [
                  {
                    names = [ type ];
                    compress = false;
                  }
                ];
              }) enabledResources;
            database = (
              import ../db.nix {
                inherit dbGroup;
                workerName = "${workerName}-${toString index}";
              }
            );
          };
        }) workers
      );
    };

    services.nginx = {
      upstreams = lib.listToAttrs (
        lib.map (type: {
          name = "${workerName}-${type}";
          value = {
            extraConfig = ''
              keepalive 32;
              least_conn;
            '';
            servers = lib.listToAttrs (
              lib.map (index: {
                name = "unix:/run/matrix-synapse/${workerName}-${type}-${toString index}.sock";
                value = {
                  max_fails = 0;
                  fail_timeout = "0s";
                };
              }) workers
            );
          };
        }) enabledResources
      );

      virtualHosts."${cfg.nginxVirtualHostName}".locations = lib.listToAttrs (
        lib.flatten (
          lib.forEach enabledResources (
            type:
            lib.map (route: {
              name = route;
              value = {
                proxyPass = "http://${workerName}-${type}";
                extraConfig = ''
                  client_max_body_size 512M;
                  proxy_http_version 1.1;
                  proxy_set_header Connection "";
                '';
              };
            }) workerRoutes.${type}
          )
        )
      );
    };
  };
}