From 08ec3c079ddb93d60757ae9e3348876752f30093 Mon Sep 17 00:00:00 2001
From: Ingolf Wagner <contact@ingolf-wagner.de>
Date: Sun, 2 May 2021 05:11:07 +0200
Subject: [PATCH] working on ethminer

---
 configs/workhorse/configuration.nix |  1 +
 configs/workhorse/mining.nix        | 57 +++++++++++++++++++++++++
 images/yubikey-image.nix            |  1 -
 pkgs/default.nix                    |  2 +
 pkgs/ethminer/default.nix           | 64 +++++++++++++++++++++++++++++
 system/server/default.nix           |  2 +
 6 files changed, 126 insertions(+), 1 deletion(-)
 create mode 100644 configs/workhorse/mining.nix
 create mode 100644 pkgs/ethminer/default.nix

diff --git a/configs/workhorse/configuration.nix b/configs/workhorse/configuration.nix
index e85db26..a1951f8 100644
--- a/configs/workhorse/configuration.nix
+++ b/configs/workhorse/configuration.nix
@@ -30,6 +30,7 @@
     ./mysql.nix
     ./property.nix
     ./finance.nix
+    #./mining.nix
   ];
 
   nixpkgs.config.permittedInsecurePackages =
diff --git a/configs/workhorse/mining.nix b/configs/workhorse/mining.nix
new file mode 100644
index 0000000..ddedbc2
--- /dev/null
+++ b/configs/workhorse/mining.nix
@@ -0,0 +1,57 @@
+{ pkgs, config, ... }:
+let
+  maxPower = 90;
+  pool = "eu1.ethermine.org";
+  toolkit = "opencl";
+  wallet = "";
+  rig = config.networking.hostName;
+  recheckInterval = 2000;
+  package = pkgs.ethminer;
+in {
+
+  systemd.services.ethminer = {
+    description = "ethminer ethereum mining service";
+    wantedBy = [ "multi-user.target" ];
+    after = [ "network.target" ];
+
+    serviceConfig = {
+      DynamicUser = true;
+      ExecStartPre = "${package}/bin/.ethminer-wrapped --list-devices";
+      Restart = "always";
+    };
+
+    script = ''
+      ${package}/bin/.ethminer-wrapped \
+        --farm-recheck ${toString recheckInterval} \
+        --report-hashrate \
+        --${toolkit} \
+        --pool stratum1+tcp://${wallet}.${rig}@${pool}:4444
+    '';
+
+  };
+
+  #nixpkgs.config.allowBroken = true;
+
+  hardware.opengl = {
+    enable = true;
+    extraPackages = with pkgs; [
+      vaapiIntel
+      libvdpau-va-gl
+      vaapiVdpau
+      intel-ocl
+    ];
+    driSupport = true;
+    driSupport32Bit = true;
+  };
+
+  environment.systemPackages = with pkgs; [
+    package
+    # go-ethereum
+    go-ethereum
+    # to check opencl config
+    clinfo
+    # check temperature
+    i7z
+  ];
+
+}
diff --git a/images/yubikey-image.nix b/images/yubikey-image.nix
index 0db5a9d..6af2be4 100644
--- a/images/yubikey-image.nix
+++ b/images/yubikey-image.nix
@@ -24,7 +24,6 @@
     midori
     paperkey
     gnupg
-    #haskellPackages.hopenpgp-tools
     ctmg
   ];
 
diff --git a/pkgs/default.nix b/pkgs/default.nix
index 7867165..6bd362a 100644
--- a/pkgs/default.nix
+++ b/pkgs/default.nix
@@ -65,4 +65,6 @@ in {
     sha256 = "04j6gcb6ayrcf7rxr0bkgd48zppiryhdyv7mvp0q12ngdkf2yagd";
   }) { };
 
+  ethminer = callPackage ./ethminer { cudaSupport = false; };
+
 }
diff --git a/pkgs/ethminer/default.nix b/pkgs/ethminer/default.nix
new file mode 100644
index 0000000..78b1d4f
--- /dev/null
+++ b/pkgs/ethminer/default.nix
@@ -0,0 +1,64 @@
+{ lib, stdenv, clangStdenv, fetchFromGitHub, opencl-headers, cmake, jsoncpp
+, boost, makeWrapper, cudatoolkit, cudaSupport, mesa, ethash, opencl-info
+, ocl-icd, openssl, pkg-config, cli11 }@args:
+
+# Note that this requires clang < 9.0 to build, and currently
+# clangStdenv provides clang 7.1 which satisfies the requirement.
+let stdenv = if cudaSupport then clangStdenv else args.stdenv;
+
+in stdenv.mkDerivation rec {
+  pname = "ethminer";
+  version = "0.19.0";
+
+  src = fetchFromGitHub {
+    owner = "ethereum-mining";
+    repo = "ethminer";
+    rev = "v${version}";
+    sha256 = "1kyff3vx2r4hjpqah9qk99z6dwz7nsnbnhhl6a76mdhjmgp1q646";
+    fetchSubmodules = true;
+  };
+
+  # NOTE: dbus is broken
+  cmakeFlags = [
+    "-DHUNTER_ENABLED=OFF"
+    "-DETHASHCUDA=ON"
+    "-DAPICORE=ON"
+    "-DETHDBUS=OFF"
+    "-DCMAKE_BUILD_TYPE=Release"
+  ] ++ lib.optionals (!cudaSupport) [
+    "-DETHASHCUDA=OFF" # on by default
+  ];
+
+  nativeBuildInputs = [ cmake pkg-config makeWrapper ];
+
+  buildInputs = [
+    cli11
+    boost
+    opencl-headers
+    mesa
+    ethash
+    opencl-info
+    ocl-icd
+    openssl
+    jsoncpp
+  ] ++ lib.optionals cudaSupport [ cudatoolkit ];
+
+  preConfigure = ''
+    sed -i 's/_lib_static//' libpoolprotocols/CMakeLists.txt
+  '';
+
+  postInstall = ''
+    wrapProgram $out/bin/ethminer --prefix LD_LIBRARY_PATH : /run/opengl-driver/lib
+  '';
+
+  meta = with lib; {
+    description = "Ethereum miner with OpenCL${
+        lib.optionalString cudaSupport ", CUDA"
+      } and stratum support";
+    homepage = "https://github.com/ethereum-mining/ethminer";
+    platforms = [ "x86_64-linux" ];
+    maintainers = with maintainers; [ nand0p atemu ];
+    license = licenses.gpl3Only;
+    broken = cudaSupport;
+  };
+}
diff --git a/system/server/default.nix b/system/server/default.nix
index 95d9f05..9f5d543 100644
--- a/system/server/default.nix
+++ b/system/server/default.nix
@@ -18,5 +18,7 @@
   # config vim
   programs.custom.vim.enable = true;
 
+  services.locate.enable = true;
+
 }