73 lines
1.9 KiB
Nix
73 lines
1.9 KiB
Nix
{
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config,
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pkgs,
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lib,
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...
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}: let
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inherit (lib.modules) mkIf;
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inherit (lib.strings) concatStringsSep;
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inherit (lib.attrsets) mapAttrsToList;
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mailConfig = config.services.mailserver;
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vmail = mailConfig.vmail;
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vmailUser = vmail.user;
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vmailGroup = vmail.group;
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sieveDirectory = mailConfig.sieveDirectory;
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scriptForUser = name: config:
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if builtins.isString config.sieveScript
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then ''
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cat ${builtins.toFile "default.sieve" config.sieveScript} > "${sieveDirectory}/${name}/default.sieve"
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chown "${vmailUser}:${vmailGroup}" "${sieveDirectory}/${name}/default.sieve"
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''
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else ''
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if [ -f "${sieveDirectory}/${name}/default.sieve" ]; then
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rm "${sieveDirectory}/${name}/default.sieve"
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fi
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if [ -f "${sieveDirectory}/${name}.svbin" ]; then
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rm "${sieveDirectory}/${name}/default.svbin"
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fi
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'';
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virtualMailUsersActivationScript = pkgs.writeScript "activate-virtual-mail-users" ''
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#!${pkgs.stdenv.shell}
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set -euo pipefail
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${concatStringsSep "\n" (mapAttrsToList (name: config: scriptForUser name config) mailConfig.accounts)}
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'';
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in {
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config = mkIf (mailConfig.enable) {
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users.users."${vmailUser}" = {
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isSystemUser = true;
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home = vmail.directory;
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createHome = true;
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uid = vmail.userID;
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group = "${vmailGroup}";
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};
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users.groups."${vmailGroup}" = {
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gid = vmail.groupID;
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};
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systemd.tmpfiles.rules =
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[
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"d '${sieveDirectory}' - ${vmailUser} ${vmailGroup} - -"
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]
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++ (map (
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email: "d '${sieveDirectory}/${email}' 770 ${vmailUser} ${vmailGroup} - -"
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) (builtins.attrNames mailConfig.accounts));
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systemd.services.activate-virtual-mail-users = {
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wantedBy = ["multi-user.target"];
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before = ["dovecot2.service"];
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serviceConfig.ExecStart = virtualMailUsersActivationScript;
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enable = true;
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};
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};
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}
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