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|
{
config,
lib,
pkgs,
...
}:
let
inherit (lib)
getExe
maintainers
mkEnableOption
mkPackageOption
mkIf
mkOption
types
;
cfg = config.services.tailscaleAuth;
in
{
options.services.tailscaleAuth = {
enable = mkEnableOption "tailscale.nginx-auth, to authenticate users via tailscale";
package = mkPackageOption pkgs "tailscale-nginx-auth" { };
user = mkOption {
type = types.str;
default = "tailscale-nginx-auth";
description = "User which runs tailscale-nginx-auth";
};
group = mkOption {
type = types.str;
default = "tailscale-nginx-auth";
description = "Group which runs tailscale-nginx-auth";
};
socketPath = mkOption {
default = "/run/tailscale-nginx-auth/tailscale-nginx-auth.sock";
type = types.path;
description = ''
Path of the socket listening to authorization requests.
'';
};
};
config = mkIf cfg.enable {
services.tailscale.enable = true;
users.users.${cfg.user} = {
isSystemUser = true;
inherit (cfg) group;
};
users.groups.${cfg.group} = { };
systemd.sockets.tailscale-nginx-auth = {
description = "Tailscale NGINX Authentication socket";
partOf = [ "tailscale-nginx-auth.service" ];
wantedBy = [ "sockets.target" ];
listenStreams = [ cfg.socketPath ];
socketConfig = {
SocketMode = "0660";
SocketUser = cfg.user;
SocketGroup = cfg.group;
};
};
systemd.services.tailscale-nginx-auth = {
description = "Tailscale NGINX Authentication service";
requires = [ "tailscale-nginx-auth.socket" ];
after = [ "tailscaled.service" ];
serviceConfig = {
ExecStart = getExe cfg.package;
RuntimeDirectory = "tailscale-nginx-auth";
User = cfg.user;
Group = cfg.group;
BindPaths = [ "/run/tailscale/tailscaled.sock" ];
CapabilityBoundingSet = "";
DeviceAllow = "";
LockPersonality = true;
MemoryDenyWriteExecute = true;
PrivateDevices = true;
PrivateUsers = true;
ProtectClock = true;
ProtectControlGroups = true;
ProtectHome = true;
ProtectHostname = true;
ProtectKernelLogs = true;
ProtectKernelModules = true;
ProtectKernelTunables = true;
RestrictNamespaces = true;
RestrictAddressFamilies = [ "AF_UNIX" ];
RestrictRealtime = true;
RestrictSUIDSGID = true;
SystemCallArchitectures = "native";
SystemCallErrorNumber = "EPERM";
SystemCallFilter = [
"@system-service"
"~@cpu-emulation"
"~@debug"
"~@keyring"
"~@memlock"
"~@obsolete"
"~@privileged"
"~@setuid"
];
Restart = "on-failure";
};
};
};
meta.maintainers = with maintainers; [
dan-theriault
];
}
|
