From b5ab1ac267871a04833b918ac94063cc96da2ea5 Mon Sep 17 00:00:00 2001
From: akokoshn <alexeikokoshnikov@nil.foundation>
Date: Thu, 22 May 2025 10:56:27 +0300
Subject: [PATCH] Add Zeth to the nil package - Download binary from github
 release - Add to the nil package under /usr/bin

---
 flake.nix    |  4 ++++
 nix/zeth.nix | 36 ++++++++++++++++++++++++++++++++++++
 2 files changed, 40 insertions(+)
 create mode 100644 nix/zeth.nix

diff --git a/flake.nix b/flake.nix
index 0f9685ae0..50cdd485b 100644
--- a/flake.nix
+++ b/flake.nix
@@ -28,6 +28,7 @@
       in
       rec {
         packages = rec {
+          zeth = (pkgs.callPackage ./nix/zeth.nix { });
           solc = (pkgs.callPackage ./nix/solc.nix { });
           rollup-bridge-contracts = (pkgs.callPackage ./nix/rollup-bridge-contracts.nix { });
           nil = (pkgs.callPackage ./nix/nil.nix {
@@ -155,6 +156,9 @@
                 chmod -R u+rwx,g+rx,o+rx ./usr/share/${packages.nilexplorer.name}
                 chmod -R u+rwx,g+rx,o+rx ./usr/share/${packages.docsaibackend.name}
 
+                # copy file after set permitions for /usr/bin
+                cp ${packages.zeth.outPath}/bin/zeth-ethereum ./usr/bin/zeth-ethereum
+
                 mv ./usr/bin/cometa ./usr/bin/nil-cometa
                 mv ./usr/bin/indexer ./usr/bin/nil-indexer
 
diff --git a/nix/zeth.nix b/nix/zeth.nix
new file mode 100644
index 000000000..0d3f5d7f3
--- /dev/null
+++ b/nix/zeth.nix
@@ -0,0 +1,36 @@
+{ lib
+, gccStdenv
+, fetchurl
+, pkgs
+}:
+
+let
+  pname = "zeth";
+  version = "0.1.0";
+  meta = with lib; {
+    description = "Reference tool for rexecute blocks";
+    homepage = "https://github.com/akokoshn/zeth";
+    # license = licenses.apache;
+  };
+
+  zeth =
+    gccStdenv.mkDerivation
+      rec {
+        inherit pname version meta;
+
+        executable = fetchurl {
+          url = "https://github.com/akokoshn/zeth/releases/download/dev/zeth-ethereum";
+          sha256 = "sha256-HXbw7RfiTR4+CMdryWvR/0YpaLK8fsccSxameBkJqIk=";
+        };
+
+        phases = [ "installPhase" ];
+
+        installPhase = ''
+          echo "Install Zeth"
+          mkdir -p $out/bin
+          cp ${executable} $out/bin/zeth-ethereum
+          chmod 777 $out/bin/zeth-ethereum
+        '';
+      };
+in
+zeth