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# TAKEN FROM: https://raw.githubusercontent.com/Vskilet/nixpkgs/mautrix-whatsapp2/nixos/modules/services/matrix/mautrix-whatsapp.nix
{
lib,
config,
pkgs,
...
}:
with lib; let
cfg = config.services.mautrix-whatsapp;
dataDir = "/var/lib/mautrix-whatsapp";
settingsFormat = pkgs.formats.json {};
registrationFile = "${dataDir}/whatsapp-registration.yaml";
settingsFile = settingsFormat.generate "config.json" cfg.settings;
startupScript = ''
${pkgs.yq}/bin/yq -s '.[0].appservice.as_token = .[1].as_token
| .[0].appservice.hs_token = .[1].hs_token
| .[0]' ${settingsFile} ${registrationFile} \
> ${dataDir}/config.yml
${pkgs.mautrix-whatsapp}/bin/mautrix-whatsapp \
--config='${dataDir}/config.yml' \
--registration='${registrationFile}'
'';
in {
options.services.mautrix-whatsapp = {
enable = mkEnableOption "Mautrix-whatsapp, a puppeting bridge between Matrix and WhatsApp.";
settings = mkOption rec {
apply = recursiveUpdate default;
inherit (settingsFormat) type;
description = lib.mdDoc ''
{file}`config.yaml` configuration as a Nix attribute set.
Configuration options should match those described in
[example-config.yaml](https://github.com/mautrix/whatsapp/blob/master/example-config.yaml).
'';
default = {
homeserver = {
domain = config.services.matrix-synapse.settings.server_name;
};
appservice = {
address = "http://localhost:29318";
hostname = "0.0.0.0";
port = 29318;
database = {
type = "sqlite3";
uri = "${dataDir}/mautrix-whatsapp.db";
};
id = "whatsapp";
bot = {
username = "whatsappbot";
displayname = "WhatsApp Bot";
};
as_token = "";
hs_token = "";
};
bridge = {
username_template = "whatsapp_{{.}}";
displayname_template = "{{if .Notify}}{{.Notify}}{{else}}{{.Jid}}{{end}}";
command_prefix = "!wa";
permissions."*" = "relay";
};
relay = {
enabled = true;
management = "!whatsappbot:${toString config.services.matrix-synapse.settings.server_name}";
};
logging = {
directory = "${dataDir}/logs";
file_name_format = "{{.Date}}-{{.Index}}.log";
file_date_format = "2006-01-02";
file_mode = 0384;
timestamp_format = "Jan _2, 2006 15:04:05";
print_level = "info";
};
};
example = {
settings = {
homeserver.address = "https://matrix.myhomeserver.org";
bridge.permissions = {
"@admin:myhomeserver.org" = "admin";
};
};
};
};
serviceDependencies = mkOption {
type = with types; listOf str;
default = optional config.services.matrix-synapse.enable "matrix-synapse.service";
defaultText = literalExpression ''
optional config.services.matrix-synapse.enable "matrix-synapse.service"
'';
description = lib.mdDoc ''
List of Systemd services to require and wait for when starting the application service.
'';
};
};
config = mkIf cfg.enable {
systemd.services.mautrix-whatsapp = {
description = "Mautrix-WhatsApp Service - A WhatsApp bridge for Matrix";
wantedBy = ["multi-user.target"];
wants = ["network-online.target"] ++ cfg.serviceDependencies;
after = ["network-online.target"] ++ cfg.serviceDependencies;
preStart = ''
# generate the appservice's registration file if absent
if [ ! -f '${registrationFile}' ]; then
${pkgs.mautrix-whatsapp}/bin/mautrix-whatsapp \
--generate-registration \
--config='${settingsFile}' \
--registration='${registrationFile}'
fi
chmod 640 ${registrationFile}
'';
script = startupScript;
serviceConfig = {
Type = "simple";
#DynamicUser = true;
PrivateTmp = true;
StateDirectory = baseNameOf dataDir;
WorkingDirectory = "${dataDir}";
ProtectSystem = "strict";
ProtectHome = true;
ProtectKernelTunables = true;
ProtectKernelModules = true;
ProtectControlGroups = true;
User = "mautrix-whatsapp";
Group = "matrix-synapse";
SupplementaryGroups = "matrix-synapse";
UMask = 0027;
Restart = "always";
};
};
users.groups.mautrix-whatsapp = {};
users.users.mautrix-whatsapp = {
isSystemUser = true;
group = "mautrix-whatsapp";
home = dataDir;
};
services.matrix-synapse.settings.app_service_config_files = ["${registrationFile}"];
};
}
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