fix module walker

src/system/machines/server/system.nix

@@ -9,6 +9,11 @@
     forgejo.enable = true;
     frigate.enable = false;
     immich.enable = true;
+    bitcoin = {
+      enable = true;
+      electrum.enable = true;
+      clightning.enable = true;
+    };
 
     backup = {
       enable = true;

src/system/modules/bitcoin/config/bitcoin.conf

@@ -1,14 +1,12 @@
 server=1
 
-mempoolfullrbf=1
-v2transport=1
-
-rpcauth=
-
+rpccookiefile=/var/lib/bitcoin/.cookie
+rpccookieperms=group
 rpcbind=127.0.0.1
 rpcallowip=127.0.0.1
 
 dnsseed=0
+onlynet=onion
 
 bind=127.0.0.1
 proxy=127.0.0.1:9050
@@ -16,4 +14,5 @@ proxy=127.0.0.1:9050
 listen=1
 listenonion=1
 torcontrol=127.0.0.1:9051
-torenablecircuit=1
+
+txindex=1

src/system/modules/bitcoin/default.nix

@@ -5,7 +5,7 @@ let
   cfg = config.modules.system.bitcoin;
   nginx = config.modules.system.nginx;
 
-  home = "/var/lib/bitcoind";
+  home = "/var/lib/bitcoin";
 
   bitcoinConf = pkgs.writeTextFile {
     name = "bitcoin.conf";
@@ -15,16 +15,10 @@ let
 in
 { options.modules.system.bitcoin = { enable = mkEnableOption "Bitcoin Server"; };
   config = mkIf cfg.enable {
-    nixpkgs.overlays = [
-      (final: prev: {
-        bitcoind = prev.bitcoind.overrideAttrs (old: rec {
-          version = "28.0";
-          src = fetchTarball {
-            url = "https://github.com/bitcoin/bitcoin/archive/refs/tags/v${version}.tar.gz";
-            sha256 = "sha256-LLtw6pMyqIJ3IWHiK4P3XoifLojB9yMNMo+MGNFGuRY=";
-          };
-        });
-      })
+    modules.system.tor.enable = true;
+
+    environment.systemPackages = with pkgs; [
+      bitcoind
     ];
 
     users = {
@@ -34,6 +28,7 @@ in
           description = "Bitcoin Core system user";
           isSystemUser = true;
           group = "bitcoin";
+          extraGroups = [ "tor" ];
           createHome = true;
         };
         "nginx" = {
@@ -46,17 +41,18 @@ in
         "bitcoin" = {
           members = [
             "btc"
+            config.user.name
           ];
         };
       };
     };
 
     programs.bash.shellAliases = {
-      btc = "bitcoind";
+      btc = "bitcoin-cli";
     };
 
     services.bitcoind = {
-      "btc" = {
+      "mainnet" = {
         enable = true;
         user = "btc";
         group = "bitcoin";
@@ -65,5 +61,20 @@ in
         pidFile = "${home}/bitcoind.pid";
       };
     };
+
+    # Make data dir group-accessible so electrs/clightning can read cookie
+    systemd.tmpfiles.rules = [
+      "d ${home} 0750 btc bitcoin -"
+    ];
+
+    systemd.services.bitcoind-mainnet = {
+      wants = [ "tor.service" ];
+      after = [ "tor.service" ];
+      serviceConfig.ExecStartPre = "+${pkgs.coreutils}/bin/chmod 750 /var/lib/tor";
+    };
+
+    modules.system.backup.paths = [
+      "${home}/wallets"
+    ];
   };
 }

src/system/modules/bitcoin/modules/clightning/config/lightning.conf

@@ -0,0 +1,31 @@
+alias=OrdSux
+
+network=bitcoin
+bitcoin-datadir=/var/lib/bitcoin
+bitcoin-rpcconnect=127.0.0.1
+bitcoin-rpcport=8332
+
+lightning-dir=/var/lib/clightning
+plugin-dir=/var/lib/clightning/plugins
+
+log-file=/var/lib/clightning/lightningd.log
+log-level=info
+rpc-file-mode=0660
+
+# Bind RPC locally only
+bind-addr=127.0.0.1:9736
+
+# Auto-create Tor hidden service for peer connections
+addr=autotor:127.0.0.1:9051
+
+# Route outbound through Tor
+proxy=127.0.0.1:9050
+always-use-proxy=true
+
+large-channels
+fee-base=1000
+fee-per-satoshi=10
+min-capacity-sat=10000
+htlc-minimum-msat=0
+funding-confirms=3
+max-concurrent-htlcs=30

src/system/modules/bitcoin/modules/clightning/default.nix

@@ -0,0 +1,106 @@
+{ lib, pkgs, config, ... }:
+
+with lib;
+let
+  cfg = config.modules.system.bitcoin.clightning;
+  btc = config.modules.system.bitcoin;
+  nginx = config.modules.system.nginx;
+  home = "/var/lib/clightning";
+  domain = "ramos.codes";
+
+  clnrest = pkgs.callPackage ./plugins/clnrest.nix { };
+
+  clnConfig = pkgs.writeTextFile {
+    name = "lightning.conf";
+    text = ''
+      ${builtins.readFile ./config/lightning.conf}
+      bitcoin-cli=${pkgs.bitcoind}/bin/bitcoin-cli
+
+      # CLNRest configuration
+      clnrest-port=3010
+      clnrest-host=127.0.0.1
+      clnrest-protocol=https
+    '';
+  };
+
+in
+{ options.modules.system.bitcoin.clightning = { enable = mkEnableOption "Core Lightning Server"; };
+  config = mkIf (cfg.enable && btc.enable) {
+    environment.systemPackages = with pkgs; [
+      clightning
+    ];
+
+    users = {
+      users = {
+        "clightning" = {
+          inherit home;
+          description = "Core Lightning system user";
+          isSystemUser = true;
+          group = "bitcoin";
+          extraGroups = [ "tor" ];
+          createHome = true;
+        };
+      };
+      groups = {
+        "bitcoin" = {
+          members = mkAfter [
+            "clightning"
+          ];
+        };
+      };
+    };
+
+    programs.bash.shellAliases = {
+      cln = "lightning-cli";
+    };
+
+    systemd.services.lightningd = {
+      description = "Core Lightning Daemon";
+      wantedBy = [ "multi-user.target" ];
+
+      wants = [ "bitcoind-mainnet.service" "tor.service" ];
+      after = [
+        "bitcoind-mainnet.service"
+        "tor.service"
+        "network.target"
+      ];
+
+      serviceConfig = {
+        ExecStartPre = "+${pkgs.coreutils}/bin/chmod 750 /var/lib/bitcoin /var/lib/tor ${home} ${home}/bitcoin";
+        ExecStart = "${pkgs.clightning}/bin/lightningd --conf=${clnConfig}";
+        User = "clightning";
+        Group = "bitcoin";
+        WorkingDirectory = home;
+
+        Type = "simple";
+        KillMode = "process";
+        TimeoutSec = 60;
+        Restart = "always";
+        RestartSec = 60;
+      };
+    };
+
+    # Ensure data directory exists with correct permissions
+    systemd.tmpfiles.rules = mkAfter [
+      "d ${home} 0750 clightning bitcoin -"
+      "d ${home}/plugins 0750 clightning bitcoin -"
+      "L+ /home/${config.user.name}/.lightning - - - - ${home}"
+      "L+ ${home}/plugins/clnrest - - - - ${clnrest}/libexec/c-lightning/plugins/clnrest"
+    ];
+
+    modules.system.backup.paths = [
+      "${home}/bitcoin/hsm_secret"
+    ];
+
+    services.nginx.virtualHosts."ln.${domain}" = mkIf nginx.enable {
+      useACMEHost = domain;
+      forceSSL = true;
+      locations."/" = {
+        proxyPass = "https://127.0.0.1:3010";
+        extraConfig = ''
+          proxy_ssl_verify off;
+        '';
+      };
+    };
+  };
+}

src/system/modules/bitcoin/modules/clightning/plugins/clnrest.nix

@@ -0,0 +1,54 @@
+{
+  lib,
+  rustPlatform,
+  fetchFromGitHub,
+  pkg-config,
+  openssl,
+  protobuf,
+}:
+
+rustPlatform.buildRustPackage rec {
+  pname = "clnrest";
+  version = "25.02.2";
+
+  src = fetchFromGitHub {
+    owner = "ElementsProject";
+    repo = "lightning";
+    rev = "v${version}";
+    hash = "sha256-SiPYB463l9279+zawsxmql1Ui/dTdah5KgJgmrWsR2A=";
+  };
+
+  cargoLock = {
+    lockFile = "${src}/Cargo.lock";
+  };
+
+  cargoBuildFlags = [
+    "-p"
+    "clnrest"
+  ];
+  cargoTestFlags = [
+    "-p"
+    "clnrest"
+  ];
+
+  nativeBuildInputs = [
+    pkg-config
+    protobuf
+  ];
+
+  buildInputs = [ openssl ];
+
+  postInstall = ''
+    mkdir -p $out/libexec/c-lightning/plugins
+    mv $out/bin/clnrest $out/libexec/c-lightning/plugins/
+    rmdir $out/bin
+  '';
+
+  meta = {
+    description = "Transforms RPC calls into REST APIs";
+    homepage = "https://docs.corelightning.org/docs/rest";
+    license = lib.licenses.mit;
+    platforms = lib.platforms.linux;
+    mainProgram = "clnrest";
+  };
+}

src/system/modules/bitcoin/modules/electrum/config/config.toml

@@ -2,13 +2,12 @@ network = "bitcoin"
 
 electrum_rpc_addr = "127.0.0.1:50001"
 
-cookie-file = "/var/lib/bitcoind/.cookie"
+cookie_file = "/var/lib/bitcoin/.cookie"
 
 db_dir = "/var/lib/electrs"
 
 log_filters = "INFO"
-timestamp = true
 
-daemon-rpc-addr = "127.0.0.1:8332"
-daemon-p2p-addr = "127.0.0.1:8333"
-daemon-dir = "/var/lib/bitcoind"
+daemon_rpc_addr = "127.0.0.1:8332"
+daemon_p2p_addr = "127.0.0.1:8333"
+daemon_dir = "/var/lib/bitcoin"

src/system/modules/bitcoin/modules/electrum/default.nix

@@ -3,9 +3,11 @@
 with lib;
 let
   cfg = config.modules.system.bitcoin.electrum;
+  nginx = config.modules.system.nginx;
   home = "/var/lib/electrs";
 
   btc = config.modules.system.bitcoin;
+  domain = "ramos.codes";
 
   electrsConfig = pkgs.writeTextFile {
     name = "config.toml";
@@ -63,18 +65,20 @@ in
 
     systemd.services.electrs = {
       description = "Electrs Bitcoin Indexer";
+      wantedBy = [ "multi-user.target" ];
 
-      script = "${pkgs.electrs}/bin/electrs";
-      scriptArgs = "--conf=${electrsConfig}";
-
+      wants = [ "bitcoind-mainnet.service" ];
       after = [
-        "bitcoind-btc.service"
+        "bitcoind-mainnet.service"
+        "network.target"
       ];
 
       serviceConfig = {
-
+        ExecStartPre = "+${pkgs.coreutils}/bin/chmod 750 /var/lib/bitcoin";
+        ExecStart = "${pkgs.electrs}/bin/electrs --conf=${electrsConfig}";
         User = "electrs";
         Group = "bitcoin";
+        WorkingDirectory = home;
 
         Type = "simple";
         KillMode = "process";
@@ -82,10 +86,29 @@ in
         Restart = "always";
         RestartSec = 60;
       };
-      requisite = [
-        "bitcoind-btc.service"
-        "network.target"
-      ];
     };
+
+    # Ensure db directory exists with correct permissions
+    systemd.tmpfiles.rules = [
+      "d ${home} 0750 electrs bitcoin -"
+    ];
+
+    # Nginx SSL proxy for Electrum protocol (TCP)
+    networking.firewall.allowedTCPPorts = mkIf nginx.enable [ 50002 ];
+
+    services.nginx.streamConfig = mkIf nginx.enable ''
+      map $ssl_server_name $electrs_backend {
+        electrum.${domain}  127.0.0.1:50001;
+        default             "";
+      }
+
+      server {
+        listen 50002 ssl;
+        proxy_pass $electrs_backend;
+
+        ssl_certificate /var/lib/acme/${domain}/fullchain.pem;
+        ssl_certificate_key /var/lib/acme/${domain}/key.pem;
+      }
+    '';
   };
 }

src/system/modules/default.nix

@@ -7,7 +7,8 @@ let
       isModuleDir = path:
         builtins.pathExists path &&
         builtins.readFileType path == "directory" &&
-        builtins.baseNameOf path != "config";
+        builtins.baseNameOf path != "config" &&
+        builtins.baseNameOf path != "plugins";
       isModule = file: file == "default.nix";
       isNix = file: builtins.match ".*\\.nix" file != null && file != "default.nix";
 

src/system/modules/tor/default.nix

@@ -0,0 +1,30 @@
+{ pkgs, lib, config, ... }:
+
+with lib;
+let
+  cfg = config.modules.system.tor;
+
+in
+{
+  options.modules.system.tor = {
+    enable = mkEnableOption "Tor";
+  };
+
+  config = mkIf cfg.enable {
+    services.tor = {
+      enable = true;
+
+      client = {
+        enable = true;
+        # SOCKS proxy on 127.0.0.1:9050
+      };
+
+      settings = {
+        ControlPort = 9051;
+        CookieAuthentication = true;
+        CookieAuthFileGroupReadable = true;
+        DataDirectoryGroupReadable = true;
+      };
+    };
+  };
+}