test(lmbench): 引入 lmbench 测试框架集成和自动测试脚本

test

@@ -0,0 +1 @@
+user/apps/tests

user/apps/default.nix

@@ -5,50 +5,71 @@
   system,
   target,
   fenix,
-  testOpt
+  testOpt,
 }:
 
 # Return a list of app derivations to be copied into the rootfs.
 let
-  cross = if system == "x86_64-linux" && target == "x86_64" then pkgs
-    else if target == "riscv64" then pkgs.pkgsCross.riscv64
-    else import nixpkgs {
-      localSystem = system;
-      crossSystem = if target == "x86_64" then "x86_64-unknown-linux-gnu"
-        else abort "Unsupported target: ${target}}";
-    };
+  cross =
+    if system == "x86_64-linux" && target == "x86_64" then
+      pkgs
+    else if target == "riscv64" then
+      pkgs.pkgsCross.riscv64
+    else
+      import nixpkgs {
+        localSystem = system;
+        crossSystem =
+          if target == "x86_64" then "x86_64-unknown-linux-gnu" else abort "Unsupported target: ${target}}";
+      };
 
-  cross-musl = if system == "x86_64-linux" && target == "x86_64" then pkgs.pkgsMusl
-    else if target == "riscv64" then pkgs.pkgsCross.riscv64-musl
-    else import nixpkgs {
-      localSystem = system;
-      crossSystem = if target == "x86_64" then "x86_64-unknown-linux-musl"
-        else abort "Unsupported target: ${target}-musl}";
-    };
+  cross-musl =
+    if system == "x86_64-linux" && target == "x86_64" then
+      pkgs.pkgsMusl
+    else if target == "riscv64" then
+      pkgs.pkgsCross.riscv64-musl
+    else
+      import nixpkgs {
+        localSystem = system;
+        crossSystem =
+          if target == "x86_64" then
+            "x86_64-unknown-linux-musl"
+          else
+            abort "Unsupported target: ${target}-musl}";
+      };
 
-  static = if system == "x86_64-linux" && target == "x86_64" then pkgs.pkgsStatic
-    else if target == "riscv64" then import nixpkgs {
-      crossSystem = lib.systems.examples.riscv64-musl;
-      isStatic = true;
-    } else abort "Unsupported static target: ${target}";
+  static =
+    if system == "x86_64-linux" && target == "x86_64" then
+      pkgs.pkgsStatic
+    else if target == "riscv64" then
+      import nixpkgs {
+        crossSystem = lib.systems.examples.riscv64-musl;
+        isStatic = true;
+      }
+    else
+      abort "Unsupported static target: ${target}";
 
-  gvisor-syscall-tests = (pkgs.callPackage ./tests/syscall/gvisor {
-    inherit fenix system;
-    installDir = testOpt.syscall.testDir;
-    version = testOpt.syscall.version;
-  });
-in [
+  gvisor-syscall-tests = (
+    pkgs.callPackage ./tests/syscall/gvisor {
+      inherit fenix system;
+      installDir = testOpt.syscall.testDir;
+      version = testOpt.syscall.version;
+    }
+  );
+
+  lmbench-benchmark-tests = (pkgs.callPackage ./tests/benchmark/lmbench { });
+in
+[
   static.busybox
   static.curl
   static.dropbear
   cross.glibc
 
   # Simple C utility
-  (static.callPackage ./about {})
-
+  (static.callPackage ./about { })
 ]
 ++ lib.optionals (target == "x86_64" && testOpt.syscall.enable) [
   # gvisor test case only included on x86_64
   gvisor-syscall-tests
+  lmbench-benchmark-tests
   # TODO: Add debian libcxx deps or FHS
 ]

user/apps/tests/README.md

@@ -0,0 +1,5 @@
+Test Tookit Overview
+=========================
+
+## Brief Introduction
+This Directory contains all using test toolkit and source for DragonOS, including **compatible test** and **performance benchmarks**.

user/apps/tests/benchmark/lmbench/.gitignore

@@ -0,0 +1 @@
+result

user/apps/tests/benchmark/lmbench/clean_up.sh

@@ -0,0 +1,51 @@
+#! /bin/bash 
+# 测试环境清理脚本
+# 清理 lmbench 测试环境
+# Usage: ./clean_up.sh
+
+# 获取脚本所在目录
+SCRIPT_DIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
+
+
+
+# 清理测试文件
+remove_test_files(){
+    if [[ -f "/tmp/zero_file" ]]; then
+        rm -f /tmp/zero_file
+    fi
+    if [[ -f "/tmp/test_file" ]]; then
+        rm -f /tmp/test_file
+    fi
+}
+
+# 清理 ext4 文件系统和镜像文件
+clean_ext4_fs(){
+    # 清理挂载的 ext4 文件系统和镜像文件
+    if [[ -d "/ext4" ]]; then
+        umount /ext4
+        rm -rf /ext4
+    fi
+    if [[ -f "${SCRIPT_DIR}/ext4.img" ]]; then
+        rm -f ${SCRIPT_DIR}/ext4.img
+    fi
+}
+
+# main execution function
+main(){
+    # 自动请求 root 权限
+    if [[ $EUID -ne 0 ]]; then
+    echo "需要root权限正在自动请求"
+    exec sudo bash "$0" "$@"
+    exit 1
+    fi
+
+    remove_test_files
+    clean_ext4_fs
+}
+
+
+
+# 执行清理
+main "$@"
+
+echo "Lmbench 测试环境已清理完成"

user/apps/tests/benchmark/lmbench/default.nix

@@ -0,0 +1,75 @@
+{
+  lib,
+  pkgs,
+  installDir ? "/opt/lmbench",
+}:
+
+let
+  lmbenchBin = pkgs.fetchurl {
+    url = "https://mirrors.dragonos.org.cn/pub/third_party/lmbench/lmbench-ubuntu2404-202511301014-36c2fb2d084343e098b5e343576d4fc0.tar.xz";
+    sha256 = "sha256-/iP7oKc2n0CXpA0OgVQX86quNfbtjXBZ83RBl1MEBhE=";
+  };
+
+  testScript = pkgs.stdenv.mkDerivation {
+    pname = "lmbench-test-script";
+    version = "3.0-a9";
+
+    src = lib.sourceByRegex ./. [
+      "^test_cases"
+      "^.*\.sh$"
+    ];
+
+    installPhase = ''
+      mkdir -p $out/${installDir}
+
+      install -m755 *.sh $out/${installDir}/
+      cp -r test_cases $out/${installDir}/
+      chmod +x $out/${installDir}/test_cases/*.sh
+    '';
+  };
+
+  lmbench = pkgs.stdenv.mkDerivation {
+    pname = "lmbench";
+    version = "3.0-a9";
+
+    src = lmbenchBin;
+
+    nativeBuildInputs = [ pkgs.autoPatchelfHook ];
+
+    buildInputs = [
+      pkgs.stdenv.cc.cc.lib
+      pkgs.glibc
+      pkgs.bzip2
+    ];
+
+    sourceRoot = ".";
+
+    installPhase = ''
+      # Keep Ubuntu package's original directory structure, but flatten sysroot
+      mkdir -p $out
+
+      # If there's a sysroot directory, flatten it
+      if [ -d sysroot ]; then
+        cp -r sysroot/* $out/
+      else
+        cp -r * $out/
+      fi
+
+      # Make all binaries executable
+      find $out -type f -executable -exec chmod +x {} \;
+
+      # Remove broken symlinks (mainly documentation files from sysroot)
+      find $out -xtype l -delete
+    '';
+
+    # autoPatchelfHook will automatically run after installPhase
+    # to patch all ELF binaries with correct library paths
+  };
+in
+pkgs.symlinkJoin {
+  name = "lmbench-with-tests";
+  paths = [
+    lmbench
+    testScript
+  ];
+}

user/apps/tests/benchmark/lmbench/env.sh

@@ -0,0 +1,9 @@
+# lmbench 二进制文件路径前缀
+export LMBENCH_BIN_DIR="/lib/lmbench/bin/x86_64-linux-gnu"
+# 挂载的 ext4 文件系统路径
+export LMBENCH_EXT4_DIR="/ext4"
+# 临时文件存放路径
+export LMBENCH_TMP_DIR="/tmp"
+# 测试文件名
+export LMBENCH_TEST_FILE="test_file"
+export LMBENCH_ZERO_FILE="zero_file"

user/apps/tests/benchmark/lmbench/flake.nix

@@ -0,0 +1,44 @@
+{
+  description = "LMbench benchmark suite packaged for nix (x86_64-linux only)";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+  };
+
+  outputs =
+    { self, nixpkgs }:
+    let
+      system = "x86_64-linux";
+      pkgs = nixpkgs.legacyPackages.${system};
+
+      # Default installation directory
+      defaultInstallDir = "tests/benchmark/lmbench";
+
+      # Import the package definition
+      lmbench = import ./default.nix {
+        inherit (pkgs) lib pkgs;
+        installDir = defaultInstallDir;
+      };
+    in
+    {
+      packages.${system} = {
+        default = lmbench;
+        lmbench = lmbench;
+      };
+
+      # Allow overriding installDir
+      lib.${system}.mkLmbench =
+        {
+          installDir ? defaultInstallDir,
+        }:
+        import ./default.nix {
+          inherit (pkgs) lib pkgs;
+          inherit installDir;
+        };
+
+      apps.${system}.default = {
+        type = "app";
+        program = "${lmbench}/${defaultInstallDir}/run_tests.sh";
+      };
+    };
+}