98 lines
3.2 KiB
Nix
98 lines
3.2 KiB
Nix
{ config, lib, pkgs, ... }: with lib;
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let
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cfg = config.services.iperf3;
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api = {
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enable = mkEnableOption "iperf3 network throughput testing server";
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port = mkOption {
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type = types.ints.u16;
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default = 5201;
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description = "Server port to listen on for iperf3 client requsts.";
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};
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affinity = mkOption {
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type = types.nullOr types.ints.unsigned;
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default = null;
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description = "CPU affinity for the process.";
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};
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bind = mkOption {
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type = types.nullOr types.str;
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default = null;
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description = "Bind to the specific interface associated with the given address.";
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};
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openFirewall = mkOption {
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type = types.bool;
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default = false;
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description = "Open ports in the firewall for iperf3.";
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};
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verbose = mkOption {
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type = types.bool;
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default = false;
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description = "Give more detailed output.";
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};
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forceFlush = mkOption {
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type = types.bool;
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default = false;
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description = "Force flushing output at every interval.";
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};
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debug = mkOption {
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type = types.bool;
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default = false;
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description = "Emit debugging output.";
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};
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rsaPrivateKey = mkOption {
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type = types.nullOr types.path;
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default = null;
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description = "Path to the RSA private key (not password-protected) used to decrypt authentication credentials from the client.";
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};
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authorizedUsersFile = mkOption {
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type = types.nullOr types.path;
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default = null;
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description = "Path to the configuration file containing authorized users credentials to run iperf tests.";
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};
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extraFlags = mkOption {
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type = types.listOf types.str;
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default = [ ];
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description = "Extra flags to pass to iperf3(1).";
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};
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};
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imp = {
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networking.firewall = mkIf cfg.openFirewall {
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allowedTCPPorts = [ cfg.port ];
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};
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systemd.services.iperf3 = {
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description = "iperf3 daemon";
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unitConfig.Documentation = "man:iperf3(1) https://iperf.fr/iperf-doc.php";
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wantedBy = [ "multi-user.target" ];
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after = [ "network.target" ];
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serviceConfig = {
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Restart = "on-failure";
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RestartSec = 2;
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DynamicUser = true;
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PrivateDevices = true;
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CapabilityBoundingSet = "";
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NoNewPrivileges = true;
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ExecStart = ''
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${pkgs.iperf3}/bin/iperf \
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--server \
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--port ${toString cfg.port} \
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${optionalString (cfg.affinity != null) "--affinity ${toString cfg.affinity}"} \
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${optionalString (cfg.bind != null) "--bind ${cfg.bind}"} \
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${optionalString (cfg.rsaPrivateKey != null) "--rsa-private-key-path ${cfg.rsaPrivateKey}"} \
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${optionalString (cfg.authorizedUsersFile != null) "--authorized-users-path ${cfg.authorizedUsersFile}"} \
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${optionalString cfg.verbose "--verbose"} \
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${optionalString cfg.debug "--debug"} \
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${optionalString cfg.forceFlush "--forceflush"} \
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${escapeShellArgs cfg.extraFlags}
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'';
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};
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};
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};
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in {
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options.services.iperf3 = api;
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config = mkIf cfg.enable imp;
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}
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