nixpkgs/modules/services/networking/gogoclient.nix

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{pkgs, config, ...}:
with pkgs.lib;
let cfg = config.services.gogoclient;
in
{
###### interface
options = {
services.gogoclient = {
enable = mkOption {
default = false;
type = types.bool;
description = ''
Enable the gogoclient ipv6 tunnel.
'';
};
autorun = mkOption {
default = true;
description = "
Switch to false to create upstart-job and configuration,
but not run it automatically
";
};
username = mkOption {
default = "";
description = "
Your Gateway6 login name, if any.
";
};
password = mkOption {
default = "";
type = types.string;
description = "
Path to a file (as a string), containing your gogonet password, if any.
";
};
server = mkOption {
default = "anonymous.freenet6.net";
example = "broker.freenet6.net";
description = "
Used Gateway6 server.
";
};
};
};
###### implementation
config = mkIf cfg.enable {
boot.kernelModules = [ "tun" ];
networking.enableIPv6 = true;
boot.systemd.services.gogoclient = {
description = "ipv6 tunnel";
after = [ "network.target" ];
requires = [ "network.target" ];
unitConfig.RequiresMountsFor = "/var/lib/gogoc";
script = let authMethod = if cfg.password == "" then "anonymous" else "any"; in ''
mkdir -p -m 700 /var/lib/gogoc
cat ${pkgs.gogoclient}/share/${pkgs.gogoclient.name}/gogoc.conf.sample | \
${pkgs.gnused}/bin/sed \
-e "s|^userid=|&${cfg.username}|" \
-e "s|^passwd=|&${optionalString (cfg.password != "") "$(cat ${cfg.password})"}|" \
-e "s|^server=.*|server=${cfg.server}|" \
-e "s|^auth_method=.*|auth_method=${authMethod}|" \
-e "s|^#log_file=|log_file=1|" > /var/lib/gogoc/gogoc.conf
cd /var/lib/gogoc
exec ${pkgs.gogoclient}/bin/gogoc -y -f /var/lib/gogoc/gogoc.conf
'';
} // optionalAttrs cfg.autorun {
wantedBy = [ "ip-up.target" ];
partOf = [ "ip-up.target" ];
};
};
}