project: initial commit

1 files changed, 95 insertions, 0 deletions

diff --git a/modules/services/akkoma/default.nix b/modules/services/akkoma/default.nix
new file mode 100644
index 0000000..a0cd42c
--- /dev/null
+++ b/modules/services/akkoma/default.nix
@@ -0,0 +1,95 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+let
+  cfg = config.modules.services.akkoma;
+
+  poorObfuscation = y: x: "${x}@${y}";
+  federation-blocklist = lib.importTOML ./blocklist.toml;
+
+  inherit (lib.my) wrapFile;
+in
+{
+  options.modules.services.akkoma = {
+    enable = mkEnableOption "Akkoma instance";
+    domain = mkOption { type = types.str; };
+    realHost = mkOption { type = types.str; };
+    instanceName = mkOption { type = types.str; default = "Akkoma on ${cfg.domain}"; };
+  };
+
+  config = mkIf cfg.enable {
+    modules.services.postgresql.enable = true;
+
+    services.akkoma = {
+      enable = true;
+      initDb.enable = true;
+
+      extraStatic = {
+        "static/terms-of-service.html" = wrapFile "terms-of-service.html" ./terms-of-service.html;
+        "static/logo.svg" = wrapFile "logo.svg" ./logo.svg;
+        "static/logo.png" = wrapFile "logo.png" ./logo.png;
+        "static/logo-512.png" = wrapFile "logo-512.png" ./favicon-withbg.png; # Intentional, for PWA favicon.
+        "static/icon.png" = wrapFile "icon.png" ./favicon.png;
+        "favicon.png" = wrapFile "favicon.png" ./favicon.png;
+      };
+      config =
+        let inherit ((pkgs.formats.elixirConf { }).lib) mkRaw mkMap;
+        in {
+          ":pleroma"."Pleroma.Web.Endpoint".url.host = cfg.realHost;
+          ":pleroma"."Pleroma.Web.WebFinger".domain = cfg.domain;
+          ":pleroma".":media_proxy".enabled = false;
+          ":pleroma".":instance" = {
+            name = cfg.instanceName;
+
+            description = "Private akkoma instance";
+            email = poorObfuscation cfg.domain "postmaster";
+            notify_email = poorObfuscation cfg.domain "postmaster";
+
+            registrations_open = false;
+            invites_enabled = true;
+
+            limit = 5000;
+          };
+          ":pleroma".":frontend_configurations" = {
+            pleroma_fe = mkMap {
+              logo = "/static/logo.png";
+            };
+          };
+          ":pleroma".":mrf" = {
+            policies = map mkRaw [ "Pleroma.Web.ActivityPub.MRF.SimplePolicy" ];
+          };
+          ":pleroma".":mrf_simple" = {
+            followers_only = mkMap federation-blocklist.followers_only;
+            media_nsfw = mkMap federation-blocklist.media_nsfw;
+            reject = mkMap federation-blocklist.reject;
+          };
+        };
+
+      nginx = {
+        forceSSL = true;
+        useACMEHost = cfg.domain;
+
+        locations."~ \\.(js|css|woff|woff2?|png|jpe?g|svg)$" = {
+          extraConfig = ''
+            add_header Cache-Control "public, max-age=14400, must-revalidate";
+          '';
+
+          proxyPass = "http://unix:${config.services.akkoma.config.":pleroma"."Pleroma.Web.Endpoint".http.ip}";
+          proxyWebsockets = true;
+          recommendedProxySettings = true;
+        };
+      };
+    };
+
+      services.nginx.virtualHosts.${cfg.domain} = {
+        forceSSL = true;
+        useACMEHost = cfg.domain;
+
+        locations."/.well-known/host-meta" = {
+          extraConfig = ''
+            return 301 https://${cfg.realHost}$request_uri;
+          '';
+        };
+      };
+    };
+  }