114 lines
3 KiB
Nix
114 lines
3 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.services.cntlm;
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uid = config.ids.uids.cntlm;
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in
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{
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options = {
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services.cntlm = {
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enable = mkOption {
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default = false;
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description = ''
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Whether to enable the cntlm, which start a local proxy.
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'';
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};
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username = mkOption {
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description = ''
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Proxy account name, without the possibility to include domain name ('at' sign is interpreted literally).
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'';
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};
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domain = mkOption {
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description = ''Proxy account domain/workgroup name.'';
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};
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password = mkOption {
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default = "/etc/cntlm.password";
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type = types.str;
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description = ''Proxy account password. Note: use chmod 0600 on /etc/cntlm.password for security.'';
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};
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netbios_hostname = mkOption {
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type = types.str;
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description = ''
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The hostname of your machine.
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'';
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};
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proxy = mkOption {
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description = ''
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A list of NTLM/NTLMv2 authenticating HTTP proxies.
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Parent proxy, which requires authentication. The same as proxy on the command-line, can be used more than once to specify unlimited
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number of proxies. Should one proxy fail, cntlm automatically moves on to the next one. The connect request fails only if the whole
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list of proxies is scanned and (for each request) and found to be invalid. Command-line takes precedence over the configuration file.
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'';
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};
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port = mkOption {
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default = [3128];
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description = "Specifies on which ports the cntlm daemon listens.";
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};
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extraConfig = mkOption {
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type = types.lines;
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default = "";
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description = "Verbatim contents of <filename>cntlm.conf</filename>.";
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};
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};
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};
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###### implementation
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config = mkIf config.services.cntlm.enable {
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systemd.services.cntlm = {
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description = "CNTLM is an NTLM / NTLM Session Response / NTLMv2 authenticating HTTP proxy";
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after = [ "network.target" ];
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wantedBy = [ "multi-user.target" ];
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serviceConfig = {
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Type = "forking";
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User = "cntlm";
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ExecStart = ''
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${pkgs.cntlm}/bin/cntlm -U cntlm \
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-c ${pkgs.writeText "cntlm_config" cfg.extraConfig}
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'';
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};
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};
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services.cntlm.netbios_hostname = mkDefault config.networking.hostName;
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users.extraUsers.cntlm = {
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name = "cntlm";
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description = "cntlm system-wide daemon";
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home = "/var/empty";
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};
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services.cntlm.extraConfig =
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''
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# Cntlm Authentication Proxy Configuration
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Username ${cfg.username}
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Domain ${cfg.domain}
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Password ${cfg.password}
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Workstation ${cfg.netbios_hostname}
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${concatMapStrings (entry: "Proxy ${entry}\n") cfg.proxy}
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${concatMapStrings (port: ''
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Listen ${toString port}
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'') cfg.port}
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'';
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};
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}
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