128 lines
3.4 KiB
Nix
128 lines
3.4 KiB
Nix
{ config, lib, pkgs, ... }:
|
|
let
|
|
|
|
cfg = config.services.postsrsd;
|
|
|
|
in {
|
|
|
|
###### interface
|
|
|
|
options = {
|
|
|
|
services.postsrsd = {
|
|
|
|
enable = lib.mkOption {
|
|
type = lib.types.bool;
|
|
default = false;
|
|
description = "Whether to enable the postsrsd SRS server for Postfix.";
|
|
};
|
|
|
|
secretsFile = lib.mkOption {
|
|
type = lib.types.path;
|
|
default = "/var/lib/postsrsd/postsrsd.secret";
|
|
description = "Secret keys used for signing and verification";
|
|
};
|
|
|
|
domain = lib.mkOption {
|
|
type = lib.types.str;
|
|
description = "Domain name for rewrite";
|
|
};
|
|
|
|
separator = lib.mkOption {
|
|
type = lib.types.enum ["-" "=" "+"];
|
|
default = "=";
|
|
description = "First separator character in generated addresses";
|
|
};
|
|
|
|
# bindAddress = lib.mkOption { # uncomment once 1.5 is released
|
|
# type = lib.types.str;
|
|
# default = "127.0.0.1";
|
|
# description = "Socket listen address";
|
|
# };
|
|
|
|
forwardPort = lib.mkOption {
|
|
type = lib.types.int;
|
|
default = 10001;
|
|
description = "Port for the forward SRS lookup";
|
|
};
|
|
|
|
reversePort = lib.mkOption {
|
|
type = lib.types.int;
|
|
default = 10002;
|
|
description = "Port for the reverse SRS lookup";
|
|
};
|
|
|
|
timeout = lib.mkOption {
|
|
type = lib.types.int;
|
|
default = 1800;
|
|
description = "Timeout for idle client connections in seconds";
|
|
};
|
|
|
|
excludeDomains = lib.mkOption {
|
|
type = lib.types.listOf lib.types.str;
|
|
default = [];
|
|
description = "Origin domains to exclude from rewriting in addition to primary domain";
|
|
};
|
|
|
|
user = lib.mkOption {
|
|
type = lib.types.str;
|
|
default = "postsrsd";
|
|
description = "User for the daemon";
|
|
};
|
|
|
|
group = lib.mkOption {
|
|
type = lib.types.str;
|
|
default = "postsrsd";
|
|
description = "Group for the daemon";
|
|
};
|
|
|
|
};
|
|
|
|
};
|
|
|
|
|
|
###### implementation
|
|
|
|
config = lib.mkIf cfg.enable {
|
|
|
|
services.postsrsd.domain = lib.mkDefault config.networking.hostName;
|
|
|
|
users.users = lib.optionalAttrs (cfg.user == "postsrsd") {
|
|
postsrsd = {
|
|
group = cfg.group;
|
|
uid = config.ids.uids.postsrsd;
|
|
};
|
|
};
|
|
|
|
users.groups = lib.optionalAttrs (cfg.group == "postsrsd") {
|
|
postsrsd.gid = config.ids.gids.postsrsd;
|
|
};
|
|
|
|
systemd.services.postsrsd = {
|
|
description = "PostSRSd SRS rewriting server";
|
|
after = [ "network.target" ];
|
|
before = [ "postfix.service" ];
|
|
wantedBy = [ "multi-user.target" ];
|
|
|
|
path = [ pkgs.coreutils ];
|
|
|
|
serviceConfig = {
|
|
ExecStart = ''${pkgs.postsrsd}/sbin/postsrsd "-s${cfg.secretsFile}" "-d${cfg.domain}" -a${cfg.separator} -f${toString cfg.forwardPort} -r${toString cfg.reversePort} -t${toString cfg.timeout} "-X${lib.concatStringsSep "," cfg.excludeDomains}"'';
|
|
User = cfg.user;
|
|
Group = cfg.group;
|
|
PermissionsStartOnly = true;
|
|
};
|
|
|
|
preStart = ''
|
|
if [ ! -e "${cfg.secretsFile}" ]; then
|
|
echo "WARNING: secrets file not found, autogenerating!"
|
|
DIR="$(dirname "${cfg.secretsFile}")"
|
|
install -m 750 -o ${cfg.user} -g ${cfg.group} -d "$DIR"
|
|
install -m 600 -o ${cfg.user} -g ${cfg.group} <(dd if=/dev/random bs=18 count=1 | base64) "${cfg.secretsFile}"
|
|
fi
|
|
'';
|
|
};
|
|
|
|
};
|
|
}
|