lnd: add temp v0.10.3-beta package

pkgs/default.nix

@@ -10,6 +10,7 @@
   liquid-swap = pkgs.python3Packages.callPackage ./liquid-swap { };
   generate-secrets = pkgs.callPackage ./generate-secrets { };
   nixops19_09 = pkgs.callPackage ./nixops { };
+  lnd = pkgs.callPackage ./lnd { };
 
   pinned = import ./pinned.nix;
 }

pkgs/lnd/default.nix

@@ -0,0 +1,38 @@
+{ buildGoModule, fetchFromGitHub, lib
+, tags ? [ "autopilotrpc" "signrpc" "walletrpc" "chainrpc" "invoicesrpc" "watchtowerrpc" ]
+}:
+
+buildGoModule rec {
+  pname = "lnd";
+  version = "0.10.3-beta";
+
+  src = fetchFromGitHub {
+    owner = "lightningnetwork";
+    repo = "lnd";
+    rev = "v${version}";
+    sha256 = "129vi8z2sk4hagk7axa675nba6sbj9km88zlq8a1g8di7v2k9z6a";
+  };
+
+  vendorSha256 = "0a4bk2qry0isnrvl0adwikqn6imxwzlaq5j3nglb5rmwwq2cdz0r";
+
+  subPackages = ["cmd/lncli" "cmd/lnd"];
+
+  preBuild = let
+    buildVars = {
+      RawTags = lib.concatStringsSep "," tags;
+      GoVersion = "$(go version | egrep -o 'go[0-9]+[.][^ ]*')";
+    };
+    buildVarsFlags = lib.concatStringsSep " " (lib.mapAttrsToList (k: v: "-X github.com/lightningnetwork/lnd/build.${k}=${v}") buildVars);
+  in
+  lib.optionalString (tags != []) ''
+    buildFlagsArray+=("-tags=${lib.concatStringsSep " " tags}")
+    buildFlagsArray+=("-ldflags=${buildVarsFlags}")
+  '';
+
+  meta = with lib; {
+    description = "Lightning Network Daemon";
+    homepage = "https://github.com/lightningnetwork/lnd";
+    license = lib.licenses.mit;
+    maintainers = with maintainers; [ cypherpunk2140 ];
+  };
+}

pkgs/pinned.nix

@@ -9,9 +9,10 @@ in
   inherit (nixpkgsUnstable)
     bitcoin
     bitcoind
-    clightning
-    lnd;
-  inherit (nixBitcoinPkgsUnstable) electrs;
+    clightning;
+  inherit (nixBitcoinPkgsUnstable)
+    lnd
+    electrs;
 
   stable = nixBitcoinPkgsStable;
   unstable = nixBitcoinPkgsUnstable;