initial commitHEADmain

1 files changed, 390 insertions, 0 deletions

diff --git a/modules/services/matrix-bridge/default.nix b/modules/services/matrix-bridge/default.nix
new file mode 100644
index 0000000..4d53223
--- /dev/null
+++ b/modules/services/matrix-bridge/default.nix
@@ -0,0 +1,390 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+let
+  cfg = config.modules.services.matrix-bridge;
+in
+{
+  imports = [
+    ./_mautrix-signal-module.nix
+    ./_mautrix-discord-module.nix
+  ];
+
+  options.modules.services.matrix-bridge = {
+    enable = mkEnableOption "matrix-bridge";
+    domain = mkOption { type = types.str; };
+    realHost = mkOption { type = types.str; default = "matrix.${cfg.domain}"; };
+    secrets.mautrix-envs = mkOption { type = types.path; description = "path to the mautrix-* environment file"; };
+  };
+
+  config = mkIf cfg.enable {
+    sops.secrets.double-puppet-as-token = { };
+    sops.secrets.double-puppet-hs-token = { };
+
+    sops.templates."double-puppet-registration.yaml".content = ''
+      id: doublepuppet
+      url:
+      as_token: ${config.sops.placeholder.double-puppet-as-token}
+      hs_token: ${config.sops.placeholder.double-puppet-hs-token}
+      sender_localpart: 55e126746dad19e50d9c4e646b6f5ac9ba21b346a24b840330cd8d8a1d65ce80
+      rate_limited: false
+      namespaces:
+        users:
+          - regex: '@.*:exotic\.sh'
+            exclusive: false
+    '';
+
+    services.mautrix-telegram = {
+      enable = true;
+
+      environmentFile = cfg.secrets.mautrix-envs;
+      serviceDependencies = [ "matrix-synapse.service" ];
+
+      settings = {
+        homeserver.address = "https://${cfg.realHost}";
+        homeserver.domain = cfg.domain;
+        homeserver.verify_ssl = true;
+        appservice = {
+          address = "http://localhost:29317";
+          hostname = "localhost";
+          port = 29317;
+          database = "postgres:///mautrix-telegram?host=/run/postgresql";
+          bot_avatar = "mxc://maunium.net/tJCRmUyJDsgRNgqhOgoiHWbX";
+          id = "telegram";
+          max_body_size = 1;
+          provisioning.enabled = false;
+        };
+        bridge = {
+          alias_template = "tg_{groupname}";
+          username_templace = "tg_{userid}";
+          allow_matrix_login = true;
+          bot_messages_as_notices = true;
+          catch_up = true;
+          plaintext_highlights = true;
+          startup_sync = true;
+          animated_stickers = {
+            target = "webp";
+            convert_from_webm = true;
+          };
+          encryption = {
+            allow = true;
+            default = true;
+            require = true;
+            allow_key_sharing = true;
+          };
+          # NOTE: python bridge - managed via env variable
+          # login_shared_secret_map = {
+          #   "${cfg.domain}" = "as_token:$DOUBLE_PUPPET_AS_TOKEN";
+          # };
+          permissions = {
+            "@sef:exotic.sh" = "admin";
+            "exotic.sh" = "full";
+          };
+        };
+      };
+    };
+
+    services.mautrix-signal = {
+      enable = true;
+      package = pkgs.mautrix-signal;
+
+      environmentFile = cfg.secrets.mautrix-envs;
+      serviceDependencies = [ "matrix-synapse.service" ];
+
+      settings = {
+        homeserver.address = "https://${cfg.realHost}";
+        homeserver.domain = cfg.domain;
+        homeserver.verify_ssl = true;
+        appservice = {
+          address = "http://localhost:29318";
+          port = 29318;
+          database = "postgres:///mautrix-signal?host=/run/postgresql";
+          bot_avatar = "mxc://maunium.net/wPJgTQbZOtpBFmDNkiNEMDUp";
+          id = "signal";
+          max_body_size = 1;
+          provisioning.enabled = false;
+        };
+
+        signal = {
+          avatar_dir = "/var/lib/signald/avatars";
+          data_dir = "/var/lib/signald/data";
+        };
+
+        bridge = {
+          alias_template = "sig_{groupname}";
+          username_templace = "sig_{userid}";
+          allow_matrix_login = true;
+          catch_up = true;
+          plaintext_highlights = true;
+          startup_sync = true;
+          animated_stickers = {
+            target = "webp";
+            convert_from_webm = true;
+          };
+          encryption = {
+            allow = true;
+            default = true;
+            require = true;
+            allow_key_sharing = true;
+          };
+          login_shared_secret_map = {
+            "${cfg.domain}" = "as_token:$DOUBLE_PUPPET_AS_TOKEN";
+          };
+          permissions = {
+            "@sef:exotic.sh" = "admin";
+            "exotic.sh" = "full";
+          };
+        };
+      };
+    };
+
+    services.mautrix-whatsapp = {
+      enable = true;
+      environmentFile = cfg.secrets.mautrix-envs;
+      serviceDependencies = [ "matrix-synapse.service" ];
+
+      settings = {
+        homeserver.address = "https://${cfg.realHost}";
+        homeserver.domain = cfg.domain;
+        homeserver.verify_ssl = true;
+        appservice = {
+          address = "http://localhost:29319";
+          hostname = "localhost";
+          port = 29319;
+          database = {
+            type = "postgres";
+            uri = "postgres://mautrix-whatsapp:@/mautrix-whatsapp?host=/run/postgresql";
+          };
+          bot_avatar = "mxc://maunium.net/NeXNQarUbrlYBiPCpprYsRqr";
+          id = "whatsapp";
+          max_body_size = 1;
+          provisioning.enabled = false;
+        };
+
+        bridge = {
+          alias_template = "wa_{groupname}";
+          username_templace = "wa_{userid}";
+          personal_filtering_spaces = true;
+          delivery_receipts = true;
+          identity_change_notices = true;
+          history_sync = {
+            backfill = false; # MSC2716
+            request_full_sync = true;
+          };
+          send_presence_on_typing = true;
+          double_puppet_server_map = { };
+          login_shared_secret_map = {
+            "${cfg.domain}" = "as_token:$DOUBLE_PUPPET_AS_TOKEN";
+          };
+          private_chat_portal_meta = true;
+          mute_bridging = true;
+          pinned_tag = "m.favourite";
+          archive_tag = "m.lowpriority";
+          allow_user_invite = true;
+          disappearing_messages_in_groups = true;
+          url_previews = true;
+          encryption = {
+            allow = true;
+            default = true;
+            require = true;
+            allow_key_sharing = true;
+          };
+          sync_manual_marked_unread = true;
+          force_active_delivery_receipts = true;
+          parallel_member_sync = true;
+          extev_polls = true;
+          send_whatsapp_edits = true;
+          permissions = {
+            "@sef:exotic.sh" = "admin";
+            "exotic.sh" = "full";
+          };
+        };
+      };
+    };
+
+    services.mautrix-discord = {
+      enable = true;
+      environmentFile = cfg.secrets.mautrix-envs;
+      serviceDependencies = [ "matrix-synapse.service" ];
+
+      settings = {
+        homeserver.address = "https://${cfg.realHost}";
+        homeserver.domain = cfg.domain;
+        homeserver.verify_ssl = true;
+        appservice = {
+          address = "http://localhost:29320";
+          port = 29320;
+          database = {
+            type = "postgres";
+            uri = "postgres://mautrix-discord:@/mautrix-discord?host=/run/postgresql";
+          };
+          bot_avatar = "mxc://maunium.net/nIdEykemnwdisvHbpxflpDlC";
+          id = "discord";
+          max_body_size = 1;
+          provisioning.enabled = false;
+        };
+
+        bridge = {
+          username_template = "dsc_{{.}}";
+          delivery_receipts = true;
+          encryption = {
+            allow = true;
+            default = true;
+            require = true;
+            allow_key_sharing = true;
+          };
+          login_shared_secret_map = {
+            "${cfg.domain}" = "as_token:$DOUBLE_PUPPET_AS_TOKEN";
+          };
+          permissions = {
+            "@sef:exotic.sh" = "admin";
+            "exotic.sh" = "full";
+          };
+        };
+      };
+    };
+
+    services.matrix-appservice-irc = {
+      enable = true;
+      registrationUrl = "http://localhost:29321";
+      port = 29321;
+
+      settings = {
+        homeserver.url = "https://${cfg.realHost}";
+        homeserver.domain = cfg.domain;
+        homeserver.dropMatrixMessagesAfterSecs = 600; # 10 minutes
+
+        database.engine = "postgres";
+        database.connectionString = "postgres://matrix-appservice-irc:@/matrix-appservice-irc?host=/run/postgresql";
+
+        ircService.servers = let
+          # nix-community/nur-combined/repos/colinsane/hosts/by-name/servo/services/matrix/irc.nix@b2e96d5
+          ircServer = { name, additionalAddresses ? [], sasl ? true, port ? 6697}:
+            let lowerName = lib.toLower name;
+          in {
+            inherit name additionalAddresses sasl port;
+            ssl = true;
+            # Disable bridging of Matrix bots
+            botConfig.enabled = false;
+            dynamicChannels = {
+              enabled = true;
+              aliasTemplate = "#irc_${lowerName}_$CHANNEL";
+              published = false;
+              federate = false;
+            };
+            ircClients = {
+              nickTemplate = "$DISPLAY[m]";
+              allowNickChanges = true;
+              realNameFormat = "reverse-mxid";
+              lineLimit = 20;
+              # Safeguard: don't flood servers
+              maxClients = 2;
+              idleTimeout = 0;
+              concurrentReconnectLimit = 2;
+              reconnectIntervalMs = 60000;
+              kickOn = {
+                # only kick Matrix user from room when user quits
+                channelJoinFailure = false;
+                ircConnectionFailure = false;
+                userQuit = true;
+              };
+            };
+            matrixClients.userTemplate = "@irc_${lowerName}_$NICK";
+
+            "@sef:exotic.sh" = "admin";
+
+            memberShipLists = {
+              enabled = true;
+              # NOTE: when serving lots of Matrix users, these configs should
+              # be changed to reduce strain on IRC servers
+              global = {
+                ircToMatrix = {
+                  initial = true;
+                  incremental = true;
+                  requireMatrixJoined = false;
+                };
+                matrixToIrc = {
+                  initial = true;
+                  incremental = true;
+                };
+                # always bridge users, even if idle
+                ignoreIdleUsersOnStartup.enabled = false;
+              };
+              bridgeInfoState = {
+                enabled = true;
+                initial = true;
+              };
+            };
+          };
+        in {
+          "irc.libera.chat" = ircServer {
+            name = "libera";
+            # sasl = false;
+          };
+          "irc.oftc.net" = ircServer {
+            name = "oftc";
+            # sasl = false;
+          };
+        };
+      };
+    };
+
+    # HACK: https://github.com/NixOS/nixpkgs/issues/273929
+    systemd.services.matrix-appservice-irc.serviceConfig.SystemCallFilter = lib.mkForce ''
+      @system-service @pkey ~@privileged @resources @chown
+    '';
+
+
+    modules.persistence.directories = [
+      "/var/lib/private/mautrix-telegram"
+      "/var/lib/private/mautrix-signal"
+      "/var/lib/private/mautrix-whatsapp"
+      "/var/lib/private/mautrix-discord"
+      "/var/lib/matrix-appservice-irc"
+      "/var/lib/signald"
+    ];
+
+    modules.services.postgresql.enable = true;
+    services.postgresql.ensureDatabases = [ "mautrix-telegram" "mautrix-signal" "mautrix-whatsapp" "mautrix-discord" "matrix-appservice-irc" ];
+    services.postgresql.ensureUsers = [
+      {
+        name = "mautrix-telegram";
+        ensureDBOwnership = true;
+      }
+      {
+        name = "mautrix-signal";
+        ensureDBOwnership = true;
+      }
+      {
+        name = "mautrix-whatsapp";
+        ensureDBOwnership = true;
+      }
+      {
+        name = "mautrix-discord";
+        ensureDBOwnership = true;
+      }
+      {
+        name = "matrix-appservice-irc";
+        ensureDBOwnership = true;
+      }
+    ];
+
+    systemd.services.matrix-synapse.serviceConfig.LoadCredential = [
+      "mautrix-telegram:/var/lib/mautrix-telegram/telegram-registration.yaml"
+      "mautrix-signal:/var/lib/mautrix-signal/signal-registration.yaml"
+      "mautrix-whatsapp:/var/lib/mautrix-whatsapp/whatsapp-registration.yaml"
+      "mautrix-discord:/var/lib/mautrix-discord/discord-registration.yaml"
+      "double-puppet:${config.sops.templates."double-puppet-registration.yaml".path}"
+      "appservice-irc:/var/lib/matrix-appservice-irc/registration.yml"
+    ];
+
+    services.matrix-synapse.settings.app_service_config_files = [
+      "/run/credentials/matrix-synapse.service/mautrix-telegram"
+      "/run/credentials/matrix-synapse.service/mautrix-signal"
+      "/run/credentials/matrix-synapse.service/mautrix-whatsapp"
+      "/run/credentials/matrix-synapse.service/mautrix-discord"
+      "/run/credentials/matrix-synapse.service/double-puppet"
+      "/run/credentials/matrix-synapse.service/appservice-irc"
+    ];
+  };
+}