v2

src/system/modules/bitcoin/default.nix

@@ -0,0 +1,45 @@
+{ pkgs, lib, config, ... }:
+
+with lib;
+let
+  cfg = config.modules.bitcoin;
+
+in
+{ options.modules.bitcoin = { enable = mkEnableOption "bitcoin"; };
+
+  imports = [
+    ./core-lightning
+    ./sparrow-cli
+  ];
+
+  config = mkIf cfg.enable {
+    programs.bash.shellAliases = {
+      btc = "bitcoin-cli";
+    };
+
+    users = {
+      users = {
+        "bitcoind" = {
+          description = "bitcoind system user";
+          isSystemUser = true;
+          group = "bitcoin";
+        };
+      };
+      groups = {
+        "bitcoin" = {
+          members = [ "clightning" "electrs" ];
+        };
+      };
+    };
+
+    services.bitcoind = {
+      "bitcoind" = {
+        enable = true;
+        testnet = false;
+        user = "bitcoind";
+        group = "bitcoin";
+        #extraConfig = TODO;
+      };
+    };
+  };
+}

src/system/modules/bitcoin/modules/core-lightning/default.nix

@@ -0,0 +1,40 @@
+{ lib, pkgs, config, ... }:
+
+with lib;
+  let cfg = config.modules.bitcoin.core-lightning;
+
+in
+{ options.modules.bitcoin.core-lightning = { enable = mkEnableOption "bitcoin.core-lightning"; };
+  config = mkIf cfg.enable {
+    programs.bash.shellAliases = {
+      cln = "lightningd";
+    };
+
+    home.packages = with pkgs; [
+      clightning
+    ];
+
+    users = {
+      users = {
+        "clightning" = {
+          description = "clightning system user";
+          isSystemUser = true;
+          group = "bitcoin";
+        };
+      };
+    };
+
+    systemd.services.clightning = {
+      Unit = {
+        after = [ "network.target" "bitcoind.service" ];
+        wantedBy = [ "multi-user.target" ];
+      };
+      Service = {
+        ExecStart = "${pkgs.clightning}/bin/lightningd --conf=...";
+        Restart = "always";
+        User = "clightning";
+        Group = "bitcoin";
+      };
+    };
+  };
+}

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

@@ -0,0 +1,7 @@
+{
+  imports = [
+    ./core-lightning
+    ./electrs
+    ./sparrow-cli
+  ];
+}

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

@@ -0,0 +1,35 @@
+{ lib, pkgs, config, ... }:
+
+with lib;
+  let cfg = config.modules.bitcoin.electrs;
+in
+{ options.modules.bitcoin.electrs = { enable = mkEnableOption "bitcoin.electrs"; };
+  config = mkIf cfg.enable {
+    environment.systemPackages = with pkgs; [
+      electrs
+    ];
+
+    users = {
+      users = {
+        "electrs" = {
+          description = "electrs system user";
+          isSystemUser = true;
+          group = "bitcoin";
+        };
+      };
+    };
+
+    systemd.services.electrs = {
+      Unit = {
+        after = [ "network.target" "bitcoind.service" ];
+        wantedBy = [ "multi-user.target" ];
+      };
+      Service = {
+        ExecStart = "${pkgs.electrs}/bin/electrs --conf=...";
+        Restart = "always";
+        User = "electrs";
+        Group = "bitcoin";
+      };
+    };
+  };
+}

src/system/modules/bitcoin/modules/sparrow-server/default.nix

@@ -0,0 +1,14 @@
+{ lib, pkgs, config, ... }:
+
+with lib;
+  let
+    cfg = config.modules.bitcoin.sparrow-server;
+    sparrow-server = import ./derivation.nix { inherit pkgs; };
+in
+{ options.modules.bitcoin.sparrow-server = { enable = mkEnableOption "bitcoin.sparrow-server"; };
+  config = mkIf cfg.enable {
+    home.packages = with pkgs; [
+      sparrow-server
+    ];
+  };
+}

src/system/modules/bitcoin/modules/sparrow-server/derivation.nix

@@ -0,0 +1,24 @@
+{ pkgs, ... }:
+
+with pkgs;
+stdenv.mkDerivation rec {
+  pname = "sparrow-server";
+  version = "1.8.2";
+
+  src = fetchurl {
+    url = "https://github.com/sparrowwallet/sparrow/releases/download/${version}/sparrow-server-${version}-x86_64.tar.gz";
+    sha256 = "16hyrf8j7mv3m1ry7r2k3w70yxbf6smgcm5d35xy2hjqfmahv65m";
+  };
+
+  installPhase = ''
+    mkdir -p $out/bin
+    cp -r * $out/bin
+  '';
+
+  meta = {
+    description = "Sparrow Server";
+    homepage = "https://sparrowwallet.com/";
+    license = stdenv.lib.licenses.mit;
+    platforms = stdenv.lib.platforms.linux;
+  };
+}

src/system/modules/default.nix

@@ -0,0 +1,6 @@
+{
+  imports = [
+    ./corn
+    ./security
+  ];
+}