3 files changed, 184 insertions, 0 deletions
diff --git a/hosts/kay/modules/cgit.nix b/hosts/kay/modules/cgit.nix
new file mode 100644
index 0000000..e4bed68
--- /dev/null
+++ b/hosts/kay/modules/cgit.nix
@@ -0,0 +1,28 @@
+{ config, pkgs, ... }:
+
+let
+  domain = config.userdata.domain;
+  user = config.userdata.user;
+in
+{
+  services = {
+    nginx.virtualHosts."git.${domain}" = {
+      forceSSL = true;
+      enableACME = true;
+    };
+    cgit."git.${domain}" = {
+      enable = true;
+      nginx.virtualHost = "git.${domain}";
+      scanPath = "/var/lib/git";
+      settings = {
+        project-list = "/var/lib/git/project.list";
+        remove-suffix = 1;
+        enable-commit-graph = 1;
+        root-title = "${user}'s git server";
+        root-desc = "how do i learn github anon";
+        source-filter = "${pkgs.cgit}/lib/cgit/filters/syntax-highlighting.py";
+        clone-url = "https://git.${domain}/$CGIT_REPO_URL";
+      };
+    };
+  };
+}
diff --git a/hosts/kay/modules/dendrite.nix b/hosts/kay/modules/dendrite.nix
new file mode 100644
index 0000000..4ec2bb3
--- /dev/null
+++ b/hosts/kay/modules/dendrite.nix
@@ -0,0 +1,109 @@
+{ config, lib, pkgs, ... }:
+
+let
+  domain = config.userdata.domain;
+  database = {
+    connection_string = "postgres:///dendrite?host=/run/postgresql";
+    max_open_conns = 90;
+    max_idle_conns = 5;
+    conn_max_lifetime = -1;
+  };
+in
+{
+  sops.secrets."misc/matrix-${domain}" = {};
+
+  services = {
+    postgresql = {
+      enable = true;
+      package = with pkgs; postgresql_15;
+      settings = {
+        log_timezone = config.time.timeZone;
+        listen_addresses = lib.mkForce "";
+      };
+      ensureDatabases = [ "dendrite" ];
+      ensureUsers = [
+        {
+          name = "dendrite";
+          ensurePermissions."DATABASE dendrite" = "ALL PRIVILEGES";
+        }
+      ];
+    };
+
+    dendrite = {
+      enable = true;
+      loadCredential = [
+        "private_key:${config.sops.secrets."misc/matrix-${domain}".path}"
+      ];
+
+      settings = {
+        sync_api.search = {
+          enable = true;
+          index_path = "/var/lib/dendrite/searchindex";
+        };
+        global = {
+          server_name = domain;
+          private_key = "$CREDENTIALS_DIRECTORY/private_key";
+          trusted_third_party_id_servers = [
+            "matrix.org"
+            "vector.im"
+          ];
+          inherit database;
+        };
+        logging = [{
+          type = "std";
+          level = "warn";
+        }];
+        mscs = {
+          inherit database;
+          mscs = [ "msc2836" ];
+        };
+        sync_api = {
+          inherit database;
+          real_ip_header = "X-Real-IP";
+        };
+        media_api = {
+          inherit database;
+          dynamic_thumbnails = true;
+          max_file_size_bytes = 12800000000;
+        };
+        federation_api = {
+          inherit database;
+          send_max_retries = 8;
+          key_perspectives = [{
+            server_name = "matrix.org";
+            keys = [
+              {
+                key_id = "ed25519:auto";
+                public_key = "Noi6WqcDj0QmPxCNQqgezwTlBKrfqehY1u2FyWP9uYw";
+              }
+              {
+                key_id = "ed25519:a_RXGa";
+                public_key = "l8Hft5qXKn1vfHrg3p4+W8gELQVo8N13JkluMfmn2sQ";
+              }
+            ];
+          }];
+        };
+
+        app_service_api = {
+          inherit database;
+        };
+        room_server = {
+          inherit database;
+        };
+        push_server = {
+          inherit database;
+        };
+        relay_api = {
+          inherit database;
+        };
+        key_server = {
+          inherit database;
+        };
+        user_api = {
+          account_database = database;
+          device_database = database;
+        };
+      };
+    };
+  };
+}
diff --git a/hosts/kay/modules/www.nix b/hosts/kay/modules/www.nix
new file mode 100644
index 0000000..08548e8
--- /dev/null
+++ b/hosts/kay/modules/www.nix
@@ -0,0 +1,47 @@
+{ config, ... }:
+
+let
+  domain = config.userdata.domain;
+  email = config.userdata.email;
+in
+{
+  imports = [
+    ./dendrite.nix
+    ./cgit.nix
+  ];
+
+  networking.firewall.allowedTCPPorts = [ 80 443 ];
+  security.acme = {
+    acceptTerms = true;
+    defaults.email = email;
+  };
+
+  services.nginx = { 
+    enable = true;
+    virtualHosts = {
+      "${domain}" = {
+        forceSSL = true;
+        enableACME = true;
+        globalRedirect = "www.${domain}";
+
+        extraConfig = ''
+          client_max_body_size ${toString config.services.dendrite.settings.media_api.max_file_size_bytes};
+          proxy_set_header Host $host;
+          proxy_set_header X-Real-IP $remote_addr;
+          proxy_read_timeout 600;
+        '';
+        locations."/_matrix" = {
+          proxyPass = "http://127.0.0.1:${toString config.services.dendrite.httpPort}";
+        };
+        locations."/.well-known/matrix/server".return = ''
+          200 '{ "m.server": "${domain}:443" }'
+        '';
+      };
+      "www.${domain}" = {
+        forceSSL = true;
+        enableACME = true;
+        root = "/var/www/${domain}";
+      };
+    };
+  };
+}