116 lines
3 KiB
Nix
116 lines
3 KiB
Nix
{
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config,
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lib,
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pkgs,
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...
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}:
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let
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cfg = config.programs.msmtp;
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in
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{
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meta.maintainers = with lib.maintainers; [ pacien ];
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options = {
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programs.msmtp = {
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enable = lib.mkEnableOption "msmtp - an SMTP client";
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setSendmail = lib.mkOption {
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type = lib.types.bool;
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default = true;
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description = ''
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Whether to set the system sendmail to msmtp's.
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'';
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};
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defaults = lib.mkOption {
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type = lib.types.attrs;
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default = { };
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example = {
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aliases = "/etc/aliases";
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port = 587;
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tls = true;
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};
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description = ''
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Default values applied to all accounts.
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See msmtp(1) for the available options.
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'';
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};
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accounts = lib.mkOption {
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type = with lib.types; attrsOf attrs;
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default = { };
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example = {
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"default" = {
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host = "smtp.example";
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auth = true;
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user = "someone";
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passwordeval = "cat /secrets/password.txt";
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};
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};
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description = ''
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Named accounts and their respective configurations.
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The special name "default" allows a default account to be defined.
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See msmtp(1) for the available options.
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Use `programs.msmtp.extraConfig` instead of this attribute set-based
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option if ordered account inheritance is needed.
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It is advised to use the `passwordeval` setting to read the password
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from a secret file to avoid having it written in the world-readable
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nix store. The password file must end with a newline (`\n`).
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'';
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};
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extraConfig = lib.mkOption {
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type = lib.types.lines;
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default = "";
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description = ''
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Extra lines to add to the msmtp configuration verbatim.
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See msmtp(1) for the syntax and available options.
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'';
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};
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};
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};
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config = lib.mkIf cfg.enable {
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environment.systemPackages = [ pkgs.msmtp ];
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services.mail.sendmailSetuidWrapper = lib.mkIf cfg.setSendmail {
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program = "sendmail";
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source = "${pkgs.msmtp}/bin/sendmail";
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setuid = false;
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setgid = false;
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owner = "root";
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group = "root";
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};
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environment.etc."msmtprc".text =
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let
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mkValueString =
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v:
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if v == true then
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"on"
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else if v == false then
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"off"
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else
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lib.generators.mkValueStringDefault { } v;
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mkKeyValueString = k: v: "${k} ${mkValueString v}";
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mkInnerSectionString =
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attrs: builtins.concatStringsSep "\n" (lib.mapAttrsToList mkKeyValueString attrs);
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mkAccountString = name: attrs: ''
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account ${name}
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${mkInnerSectionString attrs}
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'';
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in
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''
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defaults
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${mkInnerSectionString cfg.defaults}
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${builtins.concatStringsSep "\n" (lib.mapAttrsToList mkAccountString cfg.accounts)}
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${cfg.extraConfig}
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'';
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};
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}
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