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|
{
rocie-mobile,
rocie-server,
}: {
lib,
config,
...
}: let
cfg = config.rocie;
in {
options.rocie = {
enable = lib.mkEnableOption "rocie";
domain = lib.mkOption {
description = "Under which domain (vhost) to deploy rocie?";
type = lib.types.str;
};
port = lib.mkOption {
description = "Which port to use";
type = lib.types.port;
default = 8543;
};
address = lib.mkOption {
description = "Which address to use";
type = lib.types.str;
default = "127.0.0.1";
};
dbPath = lib.mkOption {
description = "Where to store the database";
type = lib.types.str;
default = "$STATE_DIRECTORY/storage.db";
};
secretKeyFile = lib.mkOption {
description = "Which file to use as signing key for user log-ins";
type = lib.types.nullOr lib.types.str;
};
webFrontEnd = lib.mkOption {
description = "Which package to use for the web front end";
type = lib.types.package;
default = rocie-mobile;
};
server = lib.mkOption {
description = "Which package to use for the server";
type = lib.types.package;
default = rocie-server;
};
};
config = lib.mkIf cfg.enable {
systemd.packages = [cfg.server];
systemd.services.rocie = {
wantedBy = ["default.target"];
serviceConfig =
{
StateDirectory = "rocie";
User = "rocie";
Group = "rocie";
ReadOnlyPaths = [
cfg.secretKeyFile
];
# Hardening
LockPersonality = true;
MemoryDenyWriteExecute = true;
NoNewPrivileges = true;
PrivateDevices = true;
PrivateIPC = true;
PrivateTmp = true;
ProcSubset = "pid";
ProtectClock = true;
ProtectControlGroups = true;
ProtectHome = true;
ProtectHostname = true;
ProtectKernelLogs = true;
ProtectKernelModules = true;
ProtectKernelTunables = true;
ProtectProc = "invisible";
ProtectSystem = "full";
RemoveIPC = true;
RestrictAddressFamilies = [
"AF_INET"
"AF_INET6"
];
RestrictNamespaces = true;
RestrictRealtime = true;
RestrictSUIDSGID = true;
SystemCallArchitectures = "native";
SystemCallFilter = [
"~@mount"
"~@swap"
"~@resources"
"~@reboot"
"~@raw-io"
"~@obsolete"
"~@module"
"~@debug"
"~@cpu-emulation"
"~@clock"
"~@privileged"
];
UMask = "0027";
ExecStart = [
""
(builtins.concatStringsSep " " [
"${lib.getExe cfg.server}"
"serve"
"--port ${builtins.toString cfg.port}"
"${lib.strings.optionalString (cfg.secretKeyFile != null) "--secret-key-file ${cfg.secretKeyFile}"}"
"--host ${cfg.address}"
"--db-path ${cfg.dbPath}"
])
];
}
// (
if (cfg.port < 1024)
then {
AmbientCapabilities = ["CAP_NET_BIND_SERVICE"];
CapabilityBoundingSet = ["CAP_NET_BIND_SERVICE"];
}
else {
# A private user cannot have process capabilities on the host's user
# namespace and thus CAP_NET_BIND_SERVICE has no effect.
PrivateUsers = true;
CapabilityBoundingSet = false;
}
);
};
services.nginx.virtualHosts."${cfg.domain}" = {
locations."/api" = {
proxyPass = "http://127.0.0.1:${builtins.toString cfg.port}";
recommendedProxySettings = true;
proxyWebsockets = true;
};
root = "${cfg.webFrontEnd}";
enableACME = true;
forceSSL = true;
};
};
}
|
