forked from mirrors/nixpkgs
29027fd1e1
Using pkgs.lib on the spine of module evaluation is problematic because the pkgs argument depends on the result of module evaluation. To prevent an infinite recursion, pkgs and some of the modules are evaluated twice, which is inefficient. Using ‘with lib’ prevents this problem.
86 lines
2.1 KiB
Nix
86 lines
2.1 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let cfg = config.services.gogoclient;
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in
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{
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###### interface
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options = {
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services.gogoclient = {
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enable = mkOption {
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default = false;
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type = types.bool;
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description = ''
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Enable the gogoCLIENT IPv6 tunnel.
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'';
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};
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autorun = mkOption {
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default = true;
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description = ''
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Whether to automatically start the tunnel.
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'';
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};
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username = mkOption {
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default = "";
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description = ''
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Your Gateway6 login name, if any.
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'';
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};
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password = mkOption {
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default = "";
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type = types.string;
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description = ''
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Path to a file (as a string), containing your gogoNET password, if any.
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'';
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};
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server = mkOption {
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default = "anonymous.freenet6.net";
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example = "broker.freenet6.net";
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description = "The Gateway6 server to be used.";
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};
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};
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};
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###### implementation
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config = mkIf cfg.enable {
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boot.kernelModules = [ "tun" ];
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networking.enableIPv6 = true;
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systemd.services.gogoclient = {
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description = "ipv6 tunnel";
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after = [ "network.target" ];
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requires = [ "network.target" ];
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unitConfig.RequiresMountsFor = "/var/lib/gogoc";
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script = let authMethod = if cfg.password == "" then "anonymous" else "any"; in ''
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mkdir -p -m 700 /var/lib/gogoc
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cat ${pkgs.gogoclient}/share/${pkgs.gogoclient.name}/gogoc.conf.sample | \
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${pkgs.gnused}/bin/sed \
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-e "s|^userid=|&${cfg.username}|" \
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-e "s|^passwd=|&${optionalString (cfg.password != "") "$(cat ${cfg.password})"}|" \
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-e "s|^server=.*|server=${cfg.server}|" \
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-e "s|^auth_method=.*|auth_method=${authMethod}|" \
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-e "s|^#log_file=|log_file=1|" > /var/lib/gogoc/gogoc.conf
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cd /var/lib/gogoc
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exec ${pkgs.gogoclient}/bin/gogoc -y -f /var/lib/gogoc/gogoc.conf
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'';
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} // optionalAttrs cfg.autorun {
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wantedBy = [ "ip-up.target" ];
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partOf = [ "ip-up.target" ];
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};
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};
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}
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