conversions were done using https://github.com/pennae/nix-doc-munge using (probably) rev f34e145 running nix-doc-munge nixos/**/*.nix nix-doc-munge --import nixos/**/*.nix the tool ensures that only changes that could affect the generated manual *but don't* are committed, other changes require manual review and are discarded.
125 lines
4 KiB
Nix
125 lines
4 KiB
Nix
{ config, lib, pkgs, ... }: with lib;
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let
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cfg = config.services.dnscrypt-proxy2;
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in
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{
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options.services.dnscrypt-proxy2 = {
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enable = mkEnableOption (lib.mdDoc "dnscrypt-proxy2");
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settings = mkOption {
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description = lib.mdDoc ''
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Attrset that is converted and passed as TOML config file.
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For available params, see: <https://github.com/DNSCrypt/dnscrypt-proxy/blob/${pkgs.dnscrypt-proxy2.version}/dnscrypt-proxy/example-dnscrypt-proxy.toml>
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'';
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example = literalExpression ''
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{
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sources.public-resolvers = {
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urls = [ "https://download.dnscrypt.info/resolvers-list/v2/public-resolvers.md" ];
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cache_file = "public-resolvers.md";
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minisign_key = "RWQf6LRCGA9i53mlYecO4IzT51TGPpvWucNSCh1CBM0QTaLn73Y7GFO3";
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refresh_delay = 72;
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};
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}
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'';
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type = types.attrs;
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default = {};
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};
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upstreamDefaults = mkOption {
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description = lib.mdDoc ''
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Whether to base the config declared in {option}`services.dnscrypt-proxy2.settings` on the upstream example config (<https://github.com/DNSCrypt/dnscrypt-proxy/blob/master/dnscrypt-proxy/example-dnscrypt-proxy.toml>)
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Disable this if you want to declare your dnscrypt config from scratch.
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'';
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type = types.bool;
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default = true;
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};
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configFile = mkOption {
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description = lib.mdDoc ''
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Path to TOML config file. See: <https://github.com/DNSCrypt/dnscrypt-proxy/blob/master/dnscrypt-proxy/example-dnscrypt-proxy.toml>
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If this option is set, it will override any configuration done in options.services.dnscrypt-proxy2.settings.
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'';
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example = "/etc/dnscrypt-proxy/dnscrypt-proxy.toml";
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type = types.path;
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default = pkgs.runCommand "dnscrypt-proxy.toml" {
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json = builtins.toJSON cfg.settings;
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passAsFile = [ "json" ];
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} ''
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${if cfg.upstreamDefaults then ''
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${pkgs.remarshal}/bin/toml2json ${pkgs.dnscrypt-proxy2.src}/dnscrypt-proxy/example-dnscrypt-proxy.toml > example.json
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${pkgs.jq}/bin/jq --slurp add example.json $jsonPath > config.json # merges the two
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'' else ''
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cp $jsonPath config.json
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''}
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${pkgs.remarshal}/bin/json2toml < config.json > $out
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'';
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defaultText = literalMD "TOML file generated from {option}`services.dnscrypt-proxy2.settings`";
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};
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};
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config = mkIf cfg.enable {
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networking.nameservers = lib.mkDefault [ "127.0.0.1" ];
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systemd.services.dnscrypt-proxy2 = {
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description = "DNSCrypt-proxy client";
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wants = [
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"network-online.target"
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"nss-lookup.target"
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];
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before = [
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"nss-lookup.target"
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];
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wantedBy = [
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"multi-user.target"
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];
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serviceConfig = {
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AmbientCapabilities = "CAP_NET_BIND_SERVICE";
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CacheDirectory = "dnscrypt-proxy";
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DynamicUser = true;
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ExecStart = "${pkgs.dnscrypt-proxy2}/bin/dnscrypt-proxy -config ${cfg.configFile}";
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LockPersonality = true;
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LogsDirectory = "dnscrypt-proxy";
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MemoryDenyWriteExecute = true;
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NoNewPrivileges = true;
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NonBlocking = true;
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PrivateDevices = true;
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ProtectClock = true;
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ProtectControlGroups = true;
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ProtectHome = true;
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ProtectHostname = true;
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ProtectKernelLogs = true;
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ProtectKernelModules = true;
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ProtectKernelTunables = true;
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ProtectSystem = "strict";
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Restart = "always";
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RestrictAddressFamilies = [
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"AF_INET"
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"AF_INET6"
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];
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RestrictNamespaces = true;
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RestrictRealtime = true;
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RuntimeDirectory = "dnscrypt-proxy";
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StateDirectory = "dnscrypt-proxy";
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SystemCallArchitectures = "native";
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SystemCallFilter = [
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"@system-service"
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"@chown"
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"~@aio"
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"~@keyring"
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"~@memlock"
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"~@resources"
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"~@setuid"
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"~@timer"
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];
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};
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};
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};
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# uses attributes of the linked package
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meta.buildDocsInSandbox = false;
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}
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