recc 1.2.21

Formula/r/recc.rb

@@ -0,0 +1,118 @@
+class Recc < Formula
+  desc "Remote Execution Caching Compiler"
+  homepage "https://buildgrid.gitlab.io/recc"
+  url "https://gitlab.com/BuildGrid/buildbox/buildbox/-/archive/1.2.24/buildbox-1.2.24.tar.gz"
+  sha256 "098de85fa2dc25c3aff4c91d9b7482dfc5842125344e51571991b0eddecbb1c2"
+  license "Apache-2.0"
+  head "https://gitlab.com/BuildGrid/buildbox/buildbox.git", branch: "master"
+
+  depends_on "cmake" => :build
+  depends_on "gettext" => :build # for envsubst
+  depends_on "tomlplusplus" => :build
+  depends_on "abseil"
+  depends_on "c-ares"
+  depends_on "glog"
+  depends_on "grpc"
+  depends_on "openssl@3"
+  depends_on "protobuf"
+  depends_on "re2"
+  uses_from_macos "zlib"
+
+  on_macos do
+    depends_on "gflags"
+  end
+
+  on_linux do
+    depends_on "pkg-config" => :build
+    depends_on "util-linux"
+  end
+
+  def install
+    buildbox_cmake_args = %W[
+      -DCASD=ON
+      -DCASD_BUILD_BENCHMARK=OFF
+      -DCASDOWNLOAD=OFF
+      -DCASUPLOAD=OFF
+      -DFUSE=OFF
+      -DLOGSTREAMRECEIVER=OFF
+      -DLOGSTREAMTAIL=OFF
+      -DOUTPUTSTREAMER=OFF
+      -DRECC=ON
+      -DREXPLORER=OFF
+      -DRUMBA=OFF
+      -DRUN_BUBBLEWRAP=OFF
+      -DRUN_HOSTTOOLS=ON
+      -DRUN_OCI=OFF
+      -DRUN_USERCHROOT=OFF
+      -DTREXE=OFF
+      -DWORKER=OFF
+      -DRECC_CONFIG_PREFIX_DIR=#{etc}
+    ]
+    system "cmake", "-S", ".", "-B", "build", *buildbox_cmake_args, *std_cmake_args
+    system "cmake", "--build", "build"
+    system "cmake", "--install", "build"
+
+    ENV["RECC_BIN"] = bin/"recc"
+    system "command envsubst < scripts/wrapper-templates/recc-c++.in > recc-c++"
+    system "command envsubst < scripts/wrapper-templates/recc-cc.in > recc-cc"
+    bin.install "recc-c++"
+    bin.install "recc-cc"
+
+    ENV["RECC_CONFIG_PREFIX"] = "$(brew --prefix)/etc"
+    ENV["RECC_CONFIG_DIRECTORY"] = "\"${RECC_CONFIG_DIRECTORY}\""
+    ENV["RECC_SERVER"] = "unix://#{var}/recc/casd/casd.sock"
+    ENV["RECC_INSTANCE"] = "recc-server"
+    ENV["RECC_REMOTE_PLATFORM_ISA"] = Hardware::CPU.arch.to_s
+    ENV["RECC_REMOTE_PLATFORM_OS"] = OS.kernel_name.downcase
+    ENV["RECC_REMOTE_PLATFORM_OS_VERSION"] = OS.kernel_version.to_s
+    system "command envsubst < scripts/wrapper-templates/recc.conf.in > recc.conf"
+    etc.install "recc.conf"
+
+    bin.install "scripts/wrapper-templates/casd-helper" => "recc-server"
+  end
+
+  service do
+    run [opt_bin/"recc-server", "--local-server-instance", "recc-server", "#{var}/recc/casd}"]
+    keep_alive true
+    working_dir var/"recc"
+    log_path var/"log/recc-server.log"
+    error_log_path var/"log/recc-server-error.log"
+  end
+
+  def caveats
+    <<~EOS
+      To launch a compiler with recc, set the following variables:
+        CC=#{opt_bin}/recc-cc
+        CXX=#{opt_bin}/recc-c++
+    EOS
+  end
+
+  test do
+    # Start recc server
+    recc_cache_dir = testpath/"recc_cache"
+    recc_cache_dir.mkdir
+    recc_casd_pid = spawn bin/"recc-server", "--local-server-instance", "recc-server", recc_cache_dir
+
+    # Create a source file to test caching
+    test_file = testpath/"test.c"
+    test_file.write <<~EOS
+      int main() {}
+    EOS
+
+    # Wait for the server to start
+    sleep 2 unless (recc_cache_dir/"casd.sock").exist?
+
+    # Override default values of server and log_level
+    ENV["RECC_SERVER"] = "unix://#{recc_cache_dir}/casd.sock"
+    ENV["RECC_LOG_LEVEL"] = "info"
+    recc_test=[bin/"recc-cc", "-c", test_file]
+
+    # Compile the test file twice. The second run should get a cache hit
+    system(*recc_test)
+    output = shell_output("#{recc_test.join(" ")} 2>&1")
+    assert_match "Action Cache hit", output
+
+    # Stop the server
+    Process.kill("TERM", recc_casd_pid)
+  end
+end