第221集操作系统支持架构实战：跨平台兼容、资源管理、性能优化的企业级解决方案

前言

在当今企业级应用开发中，操作系统支持已成为系统架构设计的关键要素。随着业务全球化发展和多云部署需求的增长，企业需要构建能够跨多个操作系统平台运行的高可用、高性能应用系统。从传统的Windows、Linux、macOS到现代的容器化环境，操作系统支持架构直接影响着系统的兼容性、稳定性和性能表现。

本文将深入探讨操作系统支持的企业级架构设计与实战应用，从跨平台兼容性设计到资源管理优化，从性能调优到安全加固，为企业构建稳定、高效的多平台支持解决方案提供全面的技术指导。

一、操作系统支持架构概述与核心特性

1.1 操作系统支持架构设计

操作系统支持架构采用分层抽象的设计模式，通过统一的接口层和平台适配层，实现跨操作系统的兼容性和一致性。

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graph TB
    A[应用层] --> B[统一接口层]
    B --> C[平台适配层]
    C --> D[Linux适配器]
    C --> E[Windows适配器]
    C --> F[macOS适配器]
    C --> G[容器适配器]
    
    D --> H[Linux内核]
    E --> I[Windows内核]
    F --> J[macOS内核]
    G --> K[容器运行时]
    
    L[资源管理器] --> M[CPU管理]
    L --> N[内存管理]
    L --> O[存储管理]
    L --> P[网络管理]
    
    Q[监控系统] --> R[性能监控]
    Q --> S[资源监控]
    Q --> T[安全监控]

1.2 核心特性分析

1.2.1 跨平台兼容性

  • 统一的API接口设计
  • 平台特定的实现封装
  • 条件编译和运行时检测
  • 依赖库的跨平台管理

1.2.2 资源管理能力

  • 统一的资源抽象模型
  • 平台特定的资源调度
  • 动态资源分配和回收
  • 资源使用监控和优化

1.2.3 性能优化机制

  • 平台特定的性能调优
  • 缓存策略优化
  • I/O性能优化
  • 并发处理优化

二、跨平台兼容性架构设计

2.1 统一接口层设计

统一接口层是操作系统支持架构的核心，提供跨平台的一致性API。

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// 统一文件系统接口
public interface FileSystemManager {
    /**
     * 创建文件
     */
    boolean createFile(String path, byte[] content);
    
    /**
     * 读取文件
     */
    byte[] readFile(String path);
    
    /**
     * 删除文件
     */
    boolean deleteFile(String path);
    
    /**
     * 获取文件信息
     */
    FileInfo getFileInfo(String path);
}

// 文件信息统一模型
public class FileInfo {
    private String name;
    private long size;
    private long lastModified;
    private FileType type;
    private String permissions;
    
    // getter/setter方法
}

// 文件类型枚举
public enum FileType {
    FILE, DIRECTORY, SYMLINK, DEVICE, SOCKET
}

2.2 平台适配器实现

2.2.1 Linux平台适配器

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@Component("linuxFileSystemManager")
public class LinuxFileSystemManager implements FileSystemManager {
    
    @Override
    public boolean createFile(String path, byte[] content) {
        try {
            Path filePath = Paths.get(path);
            Files.createDirectories(filePath.getParent());
            Files.write(filePath, content);
            
            // Linux特定的权限设置
            Files.setPosixFilePermissions(filePath, 
                EnumSet.of(PosixFilePermission.OWNER_READ,
                          PosixFilePermission.OWNER_WRITE));
            return true;
        } catch (IOException e) {
            logger.error("Linux文件创建失败: {}", e.getMessage());
            return false;
        }
    }
    
    @Override
    public FileInfo getFileInfo(String path) {
        try {
            Path filePath = Paths.get(path);
            BasicFileAttributes attrs = Files.readAttributes(
                filePath, BasicFileAttributes.class);
            
            FileInfo info = new FileInfo();
            info.setName(filePath.getFileName().toString());
            info.setSize(attrs.size());
            info.setLastModified(attrs.lastModifiedTime().toMillis());
            
            // Linux特定的文件类型检测
            if (Files.isSymbolicLink(filePath)) {
                info.setType(FileType.SYMLINK);
            } else if (Files.isDirectory(filePath)) {
                info.setType(FileType.DIRECTORY);
            } else {
                info.setType(FileType.FILE);
            }
            
            // 获取Linux权限信息
            Set<PosixFilePermission> permissions = 
                Files.getPosixFilePermissions(filePath);
            info.setPermissions(permissions.toString());
            
            return info;
        } catch (IOException e) {
            logger.error("Linux文件信息获取失败: {}", e.getMessage());
            return null;
        }
    }
}

2.2.2 Windows平台适配器

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@Component("windowsFileSystemManager")
public class WindowsFileSystemManager implements FileSystemManager {
    
    @Override
    public boolean createFile(String path, byte[] content) {
        try {
            Path filePath = Paths.get(path);
            Files.createDirectories(filePath.getParent());
            Files.write(filePath, content);
            
            // Windows特定的文件属性设置
            Files.setAttribute(filePath, "dos:hidden", false);
            Files.setAttribute(filePath, "dos:readonly", false);
            return true;
        } catch (IOException e) {
            logger.error("Windows文件创建失败: {}", e.getMessage());
            return false;
        }
    }
    
    @Override
    public FileInfo getFileInfo(String path) {
        try {
            Path filePath = Paths.get(path);
            BasicFileAttributes attrs = Files.readAttributes(
                filePath, BasicFileAttributes.class);
            
            FileInfo info = new FileInfo();
            info.setName(filePath.getFileName().toString());
            info.setSize(attrs.size());
            info.setLastModified(attrs.lastModifiedTime().toMillis());
            
            // Windows特定的文件类型检测
            if (Files.isSymbolicLink(filePath)) {
                info.setType(FileType.SYMLINK);
            } else if (Files.isDirectory(filePath)) {
                info.setType(FileType.DIRECTORY);
            } else {
                info.setType(FileType.FILE);
            }
            
            // 获取Windows文件属性
            DosFileAttributes dosAttrs = Files.readAttributes(
                filePath, DosFileAttributes.class);
            StringBuilder permissions = new StringBuilder();
            permissions.append(dosAttrs.isReadOnly() ? "R" : "-");
            permissions.append(dosAttrs.isHidden() ? "H" : "-");
            permissions.append(dosAttrs.isSystem() ? "S" : "-");
            permissions.append(dosAttrs.isArchive() ? "A" : "-");
            info.setPermissions(permissions.toString());
            
            return info;
        } catch (IOException e) {
            logger.error("Windows文件信息获取失败: {}", e.getMessage());
            return null;
        }
    }
}

2.3 平台检测与适配器选择

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@Component
public class PlatformDetector {
    
    private static final String OS_NAME = System.getProperty("os.name").toLowerCase();
    private static final String OS_ARCH = System.getProperty("os.arch").toLowerCase();
    
    public PlatformType detectPlatform() {
        if (OS_NAME.contains("linux")) {
            return PlatformType.LINUX;
        } else if (OS_NAME.contains("windows")) {
            return PlatformType.WINDOWS;
        } else if (OS_NAME.contains("mac")) {
            return PlatformType.MACOS;
        } else if (isContainerEnvironment()) {
            return PlatformType.CONTAINER;
        }
        return PlatformType.UNKNOWN;
    }
    
    private boolean isContainerEnvironment() {
        // 检测容器环境
        return Files.exists(Paths.get("/.dockerenv")) ||
               Files.exists(Paths.get("/proc/1/cgroup")) ||
               System.getenv("CONTAINER") != null;
    }
    
    public boolean is64Bit() {
        return OS_ARCH.contains("64");
    }
    
    public String getArchitecture() {
        return OS_ARCH;
    }
}

@Component
public class FileSystemManagerFactory {
    
    @Autowired
    private Map<String, FileSystemManager> fileSystemManagers;
    
    @Autowired
    private PlatformDetector platformDetector;
    
    public FileSystemManager getFileSystemManager() {
        PlatformType platform = platformDetector.detectPlatform();
        
        switch (platform) {
            case LINUX:
                return fileSystemManagers.get("linuxFileSystemManager");
            case WINDOWS:
                return fileSystemManagers.get("windowsFileSystemManager");
            case MACOS:
                return fileSystemManagers.get("macosFileSystemManager");
            case CONTAINER:
                return fileSystemManagers.get("containerFileSystemManager");
            default:
                throw new UnsupportedOperationException(
                    "不支持的操作系统平台: " + platform);
        }
    }
}

三、资源管理架构设计

3.1 统一资源管理模型

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// 资源管理器接口
public interface ResourceManager {
    /**
     * 获取CPU使用率
     */
    CpuUsage getCpuUsage();
    
    /**
     * 获取内存使用情况
     */
    MemoryUsage getMemoryUsage();
    
    /**
     * 获取磁盘使用情况
     */
    DiskUsage getDiskUsage();
    
    /**
     * 获取网络使用情况
     */
    NetworkUsage getNetworkUsage();
    
    /**
     * 设置资源限制
     */
    boolean setResourceLimit(ResourceType type, long limit);
}

// CPU使用情况模型
public class CpuUsage {
    private double userUsage;
    private double systemUsage;
    private double idleUsage;
    private double totalUsage;
    private int coreCount;
    private List<CoreUsage> coreUsages;
    
    // getter/setter方法
}

// 内存使用情况模型
public class MemoryUsage {
    private long totalMemory;
    private long usedMemory;
    private long freeMemory;
    private long cachedMemory;
    private double usagePercentage;
    
    // getter/setter方法
}

3.2 Linux资源管理实现

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@Component("linuxResourceManager")
public class LinuxResourceManager implements ResourceManager {
    
    @Override
    public CpuUsage getCpuUsage() {
        try {
            // 读取/proc/stat文件获取CPU信息
            List<String> lines = Files.readAllLines(Paths.get("/proc/stat"));
            String[] cpuData = lines.get(0).split("\\s+");
            
            long user = Long.parseLong(cpuData[1]);
            long nice = Long.parseLong(cpuData[2]);
            long system = Long.parseLong(cpuData[3]);
            long idle = Long.parseLong(cpuData[4]);
            long iowait = Long.parseLong(cpuData[5]);
            long irq = Long.parseLong(cpuData[6]);
            long softirq = Long.parseLong(cpuData[7]);
            
            long total = user + nice + system + idle + iowait + irq + softirq;
            long used = total - idle;
            
            CpuUsage usage = new CpuUsage();
            usage.setUserUsage((double) user / total * 100);
            usage.setSystemUsage((double) system / total * 100);
            usage.setIdleUsage((double) idle / total * 100);
            usage.setTotalUsage((double) used / total * 100);
            
            // 获取CPU核心数
            usage.setCoreCount(Runtime.getRuntime().availableProcessors());
            
            // 获取各核心使用率
            List<CoreUsage> coreUsages = new ArrayList<>();
            for (int i = 1; i < lines.size() && i <= usage.getCoreCount(); i++) {
                String[] coreData = lines.get(i).split("\\s+");
                if (coreData[0].startsWith("cpu")) {
                    CoreUsage coreUsage = parseCoreUsage(coreData);
                    coreUsages.add(coreUsage);
                }
            }
            usage.setCoreUsages(coreUsages);
            
            return usage;
        } catch (IOException e) {
            logger.error("Linux CPU使用率获取失败: {}", e.getMessage());
            return null;
        }
    }
    
    @Override
    public MemoryUsage getMemoryUsage() {
        try {
            // 读取/proc/meminfo文件获取内存信息
            List<String> lines = Files.readAllLines(Paths.get("/proc/meminfo"));
            
            long totalMemory = 0;
            long freeMemory = 0;
            long cachedMemory = 0;
            
            for (String line : lines) {
                if (line.startsWith("MemTotal:")) {
                    totalMemory = parseMemoryValue(line);
                } else if (line.startsWith("MemFree:")) {
                    freeMemory = parseMemoryValue(line);
                } else if (line.startsWith("Cached:")) {
                    cachedMemory = parseMemoryValue(line);
                }
            }
            
            long usedMemory = totalMemory - freeMemory - cachedMemory;
            
            MemoryUsage usage = new MemoryUsage();
            usage.setTotalMemory(totalMemory);
            usage.setUsedMemory(usedMemory);
            usage.setFreeMemory(freeMemory);
            usage.setCachedMemory(cachedMemory);
            usage.setUsagePercentage((double) usedMemory / totalMemory * 100);
            
            return usage;
        } catch (IOException e) {
            logger.error("Linux内存使用情况获取失败: {}", e.getMessage());
            return null;
        }
    }
    
    private long parseMemoryValue(String line) {
        String[] parts = line.split("\\s+");
        return Long.parseLong(parts[1]) * 1024; // 转换为字节
    }
}

3.3 Windows资源管理实现

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@Component("windowsResourceManager")
public class WindowsResourceManager implements ResourceManager {
    
    @Override
    public CpuUsage getCpuUsage() {
        try {
            // 使用WMI获取Windows CPU信息
            ProcessBuilder pb = new ProcessBuilder(
                "wmic", "cpu", "get", "loadpercentage", "/value");
            Process process = pb.start();
            
            BufferedReader reader = new BufferedReader(
                new InputStreamReader(process.getInputStream()));
            
            String line;
            double totalUsage = 0;
            while ((line = reader.readLine()) != null) {
                if (line.contains("LoadPercentage")) {
                    String[] parts = line.split("=");
                    if (parts.length > 1) {
                        totalUsage = Double.parseDouble(parts[1]);
                    }
                }
            }
            
            CpuUsage usage = new CpuUsage();
            usage.setTotalUsage(totalUsage);
            usage.setCoreCount(Runtime.getRuntime().availableProcessors());
            
            return usage;
        } catch (Exception e) {
            logger.error("Windows CPU使用率获取失败: {}", e.getMessage());
            return null;
        }
    }
    
    @Override
    public MemoryUsage getMemoryUsage() {
        try {
            // 使用WMI获取Windows内存信息
            ProcessBuilder pb = new ProcessBuilder(
                "wmic", "OS", "get", "TotalVisibleMemorySize,FreePhysicalMemory", "/value");
            Process process = pb.start();
            
            BufferedReader reader = new BufferedReader(
                new InputStreamReader(process.getInputStream()));
            
            long totalMemory = 0;
            long freeMemory = 0;
            
            String line;
            while ((line = reader.readLine()) != null) {
                if (line.contains("TotalVisibleMemorySize")) {
                    String[] parts = line.split("=");
                    if (parts.length > 1) {
                        totalMemory = Long.parseLong(parts[1]) * 1024; // KB转字节
                    }
                } else if (line.contains("FreePhysicalMemory")) {
                    String[] parts = line.split("=");
                    if (parts.length > 1) {
                        freeMemory = Long.parseLong(parts[1]) * 1024; // KB转字节
                    }
                }
            }
            
            long usedMemory = totalMemory - freeMemory;
            
            MemoryUsage usage = new MemoryUsage();
            usage.setTotalMemory(totalMemory);
            usage.setUsedMemory(usedMemory);
            usage.setFreeMemory(freeMemory);
            usage.setUsagePercentage((double) usedMemory / totalMemory * 100);
            
            return usage;
        } catch (Exception e) {
            logger.error("Windows内存使用情况获取失败: {}", e.getMessage());
            return null;
        }
    }
}

四、性能优化架构设计

4.1 平台特定性能优化

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@Component
public class PerformanceOptimizer {
    
    @Autowired
    private PlatformDetector platformDetector;
    
    @Autowired
    private Map<String, PerformanceTuner> performanceTuners;
    
    public void optimizePerformance() {
        PlatformType platform = platformDetector.detectPlatform();
        PerformanceTuner tuner = performanceTuners.get(platform.name().toLowerCase() + "PerformanceTuner");
        
        if (tuner != null) {
            tuner.tune();
        }
    }
}

// Linux性能调优器
@Component("linuxPerformanceTuner")
public class LinuxPerformanceTuner implements PerformanceTuner {
    
    @Override
    public void tune() {
        optimizeKernelParameters();
        optimizeFileSystem();
        optimizeNetworkStack();
        optimizeMemoryManagement();
    }
    
    private void optimizeKernelParameters() {
        try {
            // 优化TCP参数
            executeCommand("echo 'net.core.rmem_max = 16777216' >> /etc/sysctl.conf");
            executeCommand("echo 'net.core.wmem_max = 16777216' >> /etc/sysctl.conf");
            executeCommand("echo 'net.ipv4.tcp_rmem = 4096 87380 16777216' >> /etc/sysctl.conf");
            executeCommand("echo 'net.ipv4.tcp_wmem = 4096 65536 16777216' >> /etc/sysctl.conf");
            
            // 优化文件描述符限制
            executeCommand("echo '* soft nofile 65536' >> /etc/security/limits.conf");
            executeCommand("echo '* hard nofile 65536' >> /etc/security/limits.conf");
            
            // 应用配置
            executeCommand("sysctl -p");
            
        } catch (Exception e) {
            logger.error("Linux内核参数优化失败: {}", e.getMessage());
        }
    }
    
    private void optimizeFileSystem() {
        try {
            // 优化ext4文件系统参数
            executeCommand("tune2fs -o journal_data_writeback /dev/sda1");
            executeCommand("mount -o remount,noatime,nodiratime /");
            
        } catch (Exception e) {
            logger.error("Linux文件系统优化失败: {}", e.getMessage());
        }
    }
    
    private void executeCommand(String command) throws IOException {
        Process process = Runtime.getRuntime().exec(command);
        process.waitFor();
    }
}

// Windows性能调优器
@Component("windowsPerformanceTuner")
public class WindowsPerformanceTuner implements PerformanceTuner {
    
    @Override
    public void tune() {
        optimizeRegistrySettings();
        optimizeServices();
        optimizePowerSettings();
    }
    
    private void optimizeRegistrySettings() {
        try {
            // 优化TCP参数
            executeCommand("netsh int tcp set global autotuninglevel=normal");
            executeCommand("netsh int tcp set global chimney=enabled");
            executeCommand("netsh int tcp set global rss=enabled");
            
            // 优化网络缓冲区
            executeCommand("netsh int tcp set global rmem=16777216");
            executeCommand("netsh int tcp set global wmem=16777216");
            
        } catch (Exception e) {
            logger.error("Windows注册表优化失败: {}", e.getMessage());
        }
    }
    
    private void optimizeServices() {
        try {
            // 禁用不必要的服务
            executeCommand("sc config Themes start= disabled");
            executeCommand("sc config TabletInputService start= disabled");
            executeCommand("sc config Fax start= disabled");
            
        } catch (Exception e) {
            logger.error("Windows服务优化失败: {}", e.getMessage());
        }
    }
    
    private void executeCommand(String command) throws IOException {
        Process process = Runtime.getRuntime().exec(command);
        process.waitFor();
    }
}

4.2 缓存策略优化

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@Component
public class CacheOptimizer {
    
    private final Map<String, CacheStrategy> cacheStrategies = new HashMap<>();
    
    @PostConstruct
    public void initCacheStrategies() {
        // Linux缓存策略
        cacheStrategies.put("linux", new LinuxCacheStrategy());
        
        // Windows缓存策略
        cacheStrategies.put("windows", new WindowsCacheStrategy());
        
        // macOS缓存策略
        cacheStrategies.put("macos", new MacOSCacheStrategy());
    }
    
    public void optimizeCache(PlatformType platform) {
        CacheStrategy strategy = cacheStrategies.get(platform.name().toLowerCase());
        if (strategy != null) {
            strategy.optimize();
        }
    }
}

// Linux缓存优化策略
public class LinuxCacheStrategy implements CacheStrategy {
    
    @Override
    public void optimize() {
        optimizePageCache();
        optimizeBufferCache();
        optimizeInodeCache();
    }
    
    private void optimizePageCache() {
        try {
            // 调整页面缓存参数
            Files.write(Paths.get("/proc/sys/vm/page-cluster"), "3".getBytes());
            Files.write(Paths.get("/proc/sys/vm/dirty_ratio"), "15".getBytes());
            Files.write(Paths.get("/proc/sys/vm/dirty_background_ratio"), "5".getBytes());
            
        } catch (IOException e) {
            logger.error("Linux页面缓存优化失败: {}", e.getMessage());
        }
    }
    
    private void optimizeBufferCache() {
        try {
            // 调整缓冲区缓存参数
            Files.write(Paths.get("/proc/sys/vm/buffermem"), "60 10 30".getBytes());
            
        } catch (IOException e) {
            logger.error("Linux缓冲区缓存优化失败: {}", e.getMessage());
        }
    }
}

五、容器化环境支持

5.1 容器环境检测与适配

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@Component
public class ContainerEnvironmentDetector {
    
    public ContainerInfo detectContainerEnvironment() {
        ContainerInfo info = new ContainerInfo();
        
        // 检测Docker环境
        if (isDockerEnvironment()) {
            info.setContainerType(ContainerType.DOCKER);
            info.setContainerId(getDockerContainerId());
            info.setImageName(getDockerImageName());
        }
        
        // 检测Kubernetes环境
        if (isKubernetesEnvironment()) {
            info.setOrchestrator(OrchestratorType.KUBERNETES);
            info.setPodName(getKubernetesPodName());
            info.setNamespace(getKubernetesNamespace());
        }
        
        // 检测OpenShift环境
        if (isOpenShiftEnvironment()) {
            info.setOrchestrator(OrchestratorType.OPENSHIFT);
            info.setProjectName(getOpenShiftProjectName());
        }
        
        return info;
    }
    
    private boolean isDockerEnvironment() {
        return Files.exists(Paths.get("/.dockerenv")) ||
               Files.exists(Paths.get("/proc/1/cgroup")) &&
               readFile("/proc/1/cgroup").contains("docker");
    }
    
    private boolean isKubernetesEnvironment() {
        return Files.exists(Paths.get("/var/run/secrets/kubernetes.io/serviceaccount")) ||
               System.getenv("KUBERNETES_SERVICE_HOST") != null;
    }
    
    private boolean isOpenShiftEnvironment() {
        return Files.exists(Paths.get("/var/run/secrets/kubernetes.io/serviceaccount")) &&
               System.getenv("OPENSHIFT_BUILD_NAME") != null;
    }
    
    private String getDockerContainerId() {
        try {
            String cgroup = readFile("/proc/1/cgroup");
            Pattern pattern = Pattern.compile("/docker/([a-f0-9]{64})");
            Matcher matcher = pattern.matcher(cgroup);
            if (matcher.find()) {
                return matcher.group(1);
            }
        } catch (Exception e) {
            logger.error("获取Docker容器ID失败: {}", e.getMessage());
        }
        return null;
    }
    
    private String readFile(String path) throws IOException {
        return Files.readAllLines(Paths.get(path)).stream()
                .collect(Collectors.joining("\n"));
    }
}

// 容器信息模型
public class ContainerInfo {
    private ContainerType containerType;
    private String containerId;
    private String imageName;
    private OrchestratorType orchestrator;
    private String podName;
    private String namespace;
    private String projectName;
    
    // getter/setter方法
}

public enum ContainerType {
    DOCKER, PODMAN, CONTAINERD, LXC
}

public enum OrchestratorType {
    KUBERNETES, OPENSHIFT, DOCKER_SWARM, NOMAD
}

5.2 容器资源管理

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@Component
public class ContainerResourceManager {
    
    @Autowired
    private ContainerEnvironmentDetector detector;
    
    public ContainerResourceUsage getContainerResourceUsage() {
        ContainerInfo containerInfo = detector.detectContainerEnvironment();
        ContainerResourceUsage usage = new ContainerResourceUsage();
        
        if (containerInfo.getContainerType() == ContainerType.DOCKER) {
            return getDockerResourceUsage(containerInfo);
        } else if (containerInfo.getOrchestrator() == OrchestratorType.KUBERNETES) {
            return getKubernetesResourceUsage(containerInfo);
        }
        
        return usage;
    }
    
    private ContainerResourceUsage getDockerResourceUsage(ContainerInfo info) {
        try {
            // 使用Docker API获取容器资源使用情况
            ProcessBuilder pb = new ProcessBuilder(
                "docker", "stats", "--no-stream", "--format",
                "table {{.CPUPerc}}\t{{.MemUsage}}\t{{.MemPerc}}", info.getContainerId());
            
            Process process = pb.start();
            BufferedReader reader = new BufferedReader(
                new InputStreamReader(process.getInputStream()));
            
            String line = reader.readLine();
            if (line != null && !line.contains("CPU")) {
                String[] parts = line.split("\\s+");
                if (parts.length >= 3) {
                    ContainerResourceUsage usage = new ContainerResourceUsage();
                    usage.setCpuUsage(parsePercentage(parts[0]));
                    usage.setMemoryUsage(parseMemoryUsage(parts[1]));
                    usage.setMemoryPercentage(parsePercentage(parts[2]));
                    return usage;
                }
            }
            
        } catch (Exception e) {
            logger.error("获取Docker资源使用情况失败: {}", e.getMessage());
        }
        
        return new ContainerResourceUsage();
    }
    
    private ContainerResourceUsage getKubernetesResourceUsage(ContainerInfo info) {
        try {
            // 使用Kubernetes API获取Pod资源使用情况
            String apiUrl = String.format(
                "https://%s/api/v1/namespaces/%s/pods/%s",
                System.getenv("KUBERNETES_SERVICE_HOST"),
                info.getNamespace(),
                info.getPodName());
            
            // 这里需要实现Kubernetes API调用
            // 可以使用Kubernetes Java客户端库
            
        } catch (Exception e) {
            logger.error("获取Kubernetes资源使用情况失败: {}", e.getMessage());
        }
        
        return new ContainerResourceUsage();
    }
    
    private double parsePercentage(String value) {
        return Double.parseDouble(value.replace("%", ""));
    }
    
    private long parseMemoryUsage(String value) {
        // 解析内存使用量，如 "1.2GiB / 2GiB"
        String[] parts = value.split(" / ");
        if (parts.length > 0) {
            return parseMemorySize(parts[0]);
        }
        return 0;
    }
    
    private long parseMemorySize(String size) {
        if (size.endsWith("GiB")) {
            return (long) (Double.parseDouble(size.replace("GiB", "")) * 1024 * 1024 * 1024);
        } else if (size.endsWith("MiB")) {
            return (long) (Double.parseDouble(size.replace("MiB", "")) * 1024 * 1024);
        } else if (size.endsWith("KiB")) {
            return (long) (Double.parseDouble(size.replace("KiB", "")) * 1024);
        }
        return 0;
    }
}

六、安全加固架构设计

6.1 平台安全策略

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@Component
public class SecurityHardener {
    
    @Autowired
    private PlatformDetector platformDetector;
    
    @Autowired
    private Map<String, SecurityPolicy> securityPolicies;
    
    public void hardenSecurity() {
        PlatformType platform = platformDetector.detectPlatform();
        SecurityPolicy policy = securityPolicies.get(platform.name().toLowerCase() + "SecurityPolicy");
        
        if (policy != null) {
            policy.applySecurityPolicy();
        }
    }
}

// Linux安全策略
@Component("linuxSecurityPolicy")
public class LinuxSecurityPolicy implements SecurityPolicy {
    
    @Override
    public void applySecurityPolicy() {
        configureFirewall();
        configureSELinux();
        configureUserPermissions();
        configureSystemLimits();
        configureAuditLogging();
    }
    
    private void configureFirewall() {
        try {
            // 配置iptables防火墙规则
            executeCommand("iptables -A INPUT -p tcp --dport 22 -j ACCEPT");
            executeCommand("iptables -A INPUT -p tcp --dport 80 -j ACCEPT");
            executeCommand("iptables -A INPUT -p tcp --dport 443 -j ACCEPT");
            executeCommand("iptables -A INPUT -j DROP");
            
            // 保存防火墙规则
            executeCommand("iptables-save > /etc/iptables/rules.v4");
            
        } catch (Exception e) {
            logger.error("Linux防火墙配置失败: {}", e.getMessage());
        }
    }
    
    private void configureSELinux() {
        try {
            // 配置SELinux策略
            executeCommand("setsebool -P httpd_can_network_connect 1");
            executeCommand("setsebool -P httpd_can_network_connect_db 1");
            
        } catch (Exception e) {
            logger.error("SELinux配置失败: {}", e.getMessage());
        }
    }
    
    private void configureUserPermissions() {
        try {
            // 创建专用用户
            executeCommand("useradd -r -s /bin/false appuser");
            
            // 设置文件权限
            executeCommand("chown -R appuser:appuser /opt/application");
            executeCommand("chmod -R 750 /opt/application");
            
        } catch (Exception e) {
            logger.error("用户权限配置失败: {}", e.getMessage());
        }
    }
    
    private void executeCommand(String command) throws IOException {
        Process process = Runtime.getRuntime().exec(command);
        process.waitFor();
    }
}

// Windows安全策略
@Component("windowsSecurityPolicy")
public class WindowsSecurityPolicy implements SecurityPolicy {
    
    @Override
    public void applySecurityPolicy() {
        configureWindowsFirewall();
        configureUserAccountControl();
        configureRegistrySecurity();
        configureServiceSecurity();
    }
    
    private void configureWindowsFirewall() {
        try {
            // 配置Windows防火墙
            executeCommand("netsh advfirewall set allprofiles state on");
            executeCommand("netsh advfirewall firewall add rule name=\"Allow SSH\" dir=in action=allow protocol=TCP localport=22");
            executeCommand("netsh advfirewall firewall add rule name=\"Allow HTTP\" dir=in action=allow protocol=TCP localport=80");
            executeCommand("netsh advfirewall firewall add rule name=\"Allow HTTPS\" dir=in action=allow protocol=TCP localport=443");
            
        } catch (Exception e) {
            logger.error("Windows防火墙配置失败: {}", e.getMessage());
        }
    }
    
    private void configureUserAccountControl() {
        try {
            // 配置UAC设置
            executeCommand("reg add \"HKLM\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Policies\\System\" /v EnableLUA /t REG_DWORD /d 1 /f");
            executeCommand("reg add \"HKLM\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Policies\\System\" /v ConsentPromptBehaviorAdmin /t REG_DWORD /d 2 /f");
            
        } catch (Exception e) {
            logger.error("UAC配置失败: {}", e.getMessage());
        }
    }
    
    private void executeCommand(String command) throws IOException {
        Process process = Runtime.getRuntime().exec(command);
        process.waitFor();
    }
}

6.2 容器安全加固

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@Component
public class ContainerSecurityHardener {
    
    public void hardenContainerSecurity(ContainerInfo containerInfo) {
        if (containerInfo.getContainerType() == ContainerType.DOCKER) {
            hardenDockerSecurity(containerInfo);
        } else if (containerInfo.getOrchestrator() == OrchestratorType.KUBERNETES) {
            hardenKubernetesSecurity(containerInfo);
        }
    }
    
    private void hardenDockerSecurity(ContainerInfo info) {
        try {
            // 配置Docker安全选项
            executeCommand("docker update --security-opt no-new-privileges " + info.getContainerId());
            executeCommand("docker update --read-only " + info.getContainerId());
            executeCommand("docker update --tmpfs /tmp " + info.getContainerId());
            
            // 限制容器资源
            executeCommand("docker update --memory=512m " + info.getContainerId());
            executeCommand("docker update --cpus=1.0 " + info.getContainerId());
            
        } catch (Exception e) {
            logger.error("Docker安全加固失败: {}", e.getMessage());
        }
    }
    
    private void hardenKubernetesSecurity(ContainerInfo info) {
        try {
            // 创建Pod安全策略
            String pspYaml = createPodSecurityPolicyYaml(info);
            executeCommand("kubectl apply -f - <<EOF\n" + pspYaml + "\nEOF");
            
            // 创建网络策略
            String networkPolicyYaml = createNetworkPolicyYaml(info);
            executeCommand("kubectl apply -f - <<EOF\n" + networkPolicyYaml + "\nEOF");
            
        } catch (Exception e) {
            logger.error("Kubernetes安全加固失败: {}", e.getMessage());
        }
    }
    
    private String createPodSecurityPolicyYaml(ContainerInfo info) {
        return String.format("""
            apiVersion: policy/v1beta1
            kind: PodSecurityPolicy
            metadata:
              name: %s-psp
            spec:
              privileged: false
              allowPrivilegeEscalation: false
              requiredDropCapabilities:
                - ALL
              volumes:
                - 'configMap'
                - 'emptyDir'
                - 'projected'
                - 'secret'
                - 'downwardAPI'
                - 'persistentVolumeClaim'
              runAsUser:
                rule: 'MustRunAsNonRoot'
              seLinux:
                rule: 'RunAsAny'
              fsGroup:
                rule: 'RunAsAny'
            """, info.getPodName());
    }
    
    private String createNetworkPolicyYaml(ContainerInfo info) {
        return String.format("""
            apiVersion: networking.k8s.io/v1
            kind: NetworkPolicy
            metadata:
              name: %s-netpol
              namespace: %s
            spec:
              podSelector:
                matchLabels:
                  app: %s
              policyTypes:
              - Ingress
              - Egress
              ingress:
              - from:
                - namespaceSelector:
                    matchLabels:
                      name: allowed-namespace
                ports:
                - protocol: TCP
                  port: 8080
              egress:
              - to:
                - namespaceSelector:
                    matchLabels:
                      name: allowed-namespace
                ports:
                - protocol: TCP
                  port: 80
                - protocol: TCP
                  port: 443
            """, info.getPodName(), info.getNamespace(), info.getPodName());
    }
    
    private void executeCommand(String command) throws IOException {
        Process process = Runtime.getRuntime().exec(command);
        process.waitFor();
    }
}

七、监控与诊断架构

7.1 系统监控架构

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@Component
public class SystemMonitor {
    
    @Autowired
    private ResourceManagerFactory resourceManagerFactory;
    
    @Autowired
    private PlatformDetector platformDetector;
    
    @Scheduled(fixedRate = 30000) // 每30秒监控一次
    public void monitorSystem() {
        PlatformType platform = platformDetector.detectPlatform();
        ResourceManager resourceManager = resourceManagerFactory.getResourceManager(platform);
        
        SystemMetrics metrics = collectSystemMetrics(resourceManager);
        analyzeMetrics(metrics);
        alertIfNeeded(metrics);
    }
    
    private SystemMetrics collectSystemMetrics(ResourceManager resourceManager) {
        SystemMetrics metrics = new SystemMetrics();
        
        // 收集CPU使用率
        CpuUsage cpuUsage = resourceManager.getCpuUsage();
        metrics.setCpuUsage(cpuUsage);
        
        // 收集内存使用情况
        MemoryUsage memoryUsage = resourceManager.getMemoryUsage();
        metrics.setMemoryUsage(memoryUsage);
        
        // 收集磁盘使用情况
        DiskUsage diskUsage = resourceManager.getDiskUsage();
        metrics.setDiskUsage(diskUsage);
        
        // 收集网络使用情况
        NetworkUsage networkUsage = resourceManager.getNetworkUsage();
        metrics.setNetworkUsage(networkUsage);
        
        metrics.setTimestamp(System.currentTimeMillis());
        
        return metrics;
    }
    
    private void analyzeMetrics(SystemMetrics metrics) {
        // CPU使用率分析
        if (metrics.getCpuUsage().getTotalUsage() > 80) {
            logger.warn("CPU使用率过高: {}%", metrics.getCpuUsage().getTotalUsage());
        }
        
        // 内存使用率分析
        if (metrics.getMemoryUsage().getUsagePercentage() > 85) {
            logger.warn("内存使用率过高: {}%", metrics.getMemoryUsage().getUsagePercentage());
        }
        
        // 磁盘使用率分析
        for (DiskUsage disk : metrics.getDiskUsage()) {
            if (disk.getUsagePercentage() > 90) {
                logger.warn("磁盘使用率过高: {} - {}%", disk.getMountPoint(), disk.getUsagePercentage());
            }
        }
    }
    
    private void alertIfNeeded(SystemMetrics metrics) {
        AlertManager alertManager = new AlertManager();
        
        // CPU告警
        if (metrics.getCpuUsage().getTotalUsage() > 90) {
            alertManager.sendAlert(AlertType.CPU_HIGH, 
                "CPU使用率过高: " + metrics.getCpuUsage().getTotalUsage() + "%");
        }
        
        // 内存告警
        if (metrics.getMemoryUsage().getUsagePercentage() > 95) {
            alertManager.sendAlert(AlertType.MEMORY_HIGH, 
                "内存使用率过高: " + metrics.getMemoryUsage().getUsagePercentage() + "%");
        }
        
        // 磁盘告警
        for (DiskUsage disk : metrics.getDiskUsage()) {
            if (disk.getUsagePercentage() > 95) {
                alertManager.sendAlert(AlertType.DISK_HIGH, 
                    "磁盘使用率过高: " + disk.getMountPoint() + " - " + disk.getUsagePercentage() + "%");
            }
        }
    }
}

// 系统指标模型
public class SystemMetrics {
    private CpuUsage cpuUsage;
    private MemoryUsage memoryUsage;
    private List<DiskUsage> diskUsage;
    private NetworkUsage networkUsage;
    private long timestamp;
    
    // getter/setter方法
}

// 告警管理器
@Component
public class AlertManager {
    
    @Autowired
    private NotificationService notificationService;
    
    public void sendAlert(AlertType type, String message) {
        Alert alert = new Alert();
        alert.setType(type);
        alert.setMessage(message);
        alert.setTimestamp(System.currentTimeMillis());
        alert.setSeverity(determineSeverity(type));
        
        // 发送告警通知
        notificationService.sendNotification(alert);
        
        // 记录告警日志
        logger.warn("系统告警: {} - {}", type, message);
    }
    
    private AlertSeverity determineSeverity(AlertType type) {
        switch (type) {
            case CPU_HIGH:
            case MEMORY_HIGH:
            case DISK_HIGH:
                return AlertSeverity.HIGH;
            case CPU_MEDIUM:
            case MEMORY_MEDIUM:
            case DISK_MEDIUM:
                return AlertSeverity.MEDIUM;
            default:
                return AlertSeverity.LOW;
        }
    }
}

public enum AlertType {
    CPU_HIGH, CPU_MEDIUM,
    MEMORY_HIGH, MEMORY_MEDIUM,
    DISK_HIGH, DISK_MEDIUM,
    NETWORK_HIGH, NETWORK_MEDIUM
}

public enum AlertSeverity {
    LOW, MEDIUM, HIGH, CRITICAL
}

7.2 性能诊断工具

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@Component
public class PerformanceDiagnosticTool {
    
    @Autowired
    private PlatformDetector platformDetector;
    
    public DiagnosticReport generateDiagnosticReport() {
        PlatformType platform = platformDetector.detectPlatform();
        DiagnosticReport report = new DiagnosticReport();
        
        // 系统信息诊断
        report.setSystemInfo(diagnoseSystemInfo(platform));
        
        // 性能瓶颈诊断
        report.setPerformanceBottlenecks(diagnosePerformanceBottlenecks(platform));
        
        // 资源使用诊断
        report.setResourceUsage(diagnoseResourceUsage(platform));
        
        // 安全状态诊断
        report.setSecurityStatus(diagnoseSecurityStatus(platform));
        
        // 生成优化建议
        report.setOptimizationSuggestions(generateOptimizationSuggestions(report));
        
        return report;
    }
    
    private SystemInfo diagnoseSystemInfo(PlatformType platform) {
        SystemInfo info = new SystemInfo();
        
        info.setPlatform(platform);
        info.setOsName(System.getProperty("os.name"));
        info.setOsVersion(System.getProperty("os.version"));
        info.setOsArch(System.getProperty("os.arch"));
        info.setJavaVersion(System.getProperty("java.version"));
        info.setJavaVendor(System.getProperty("java.vendor"));
        
        // 获取系统启动时间
        info.setUptime(getSystemUptime(platform));
        
        // 获取内核版本
        info.setKernelVersion(getKernelVersion(platform));
        
        return info;
    }
    
    private long getSystemUptime(PlatformType platform) {
        try {
            if (platform == PlatformType.LINUX) {
                String uptime = readFile("/proc/uptime");
                return (long) (Double.parseDouble(uptime.split(" ")[0]) * 1000);
            } else if (platform == PlatformType.WINDOWS) {
                ProcessBuilder pb = new ProcessBuilder("wmic", "os", "get", "lastbootuptime", "/value");
                Process process = pb.start();
                BufferedReader reader = new BufferedReader(new InputStreamReader(process.getInputStream()));
                String line;
                while ((line = reader.readLine()) != null) {
                    if (line.contains("LastBootUpTime")) {
                        // 解析Windows启动时间
                        return parseWindowsBootTime(line);
                    }
                }
            }
        } catch (Exception e) {
            logger.error("获取系统启动时间失败: {}", e.getMessage());
        }
        return 0;
    }
    
    private List<PerformanceBottleneck> diagnosePerformanceBottlenecks(PlatformType platform) {
        List<PerformanceBottleneck> bottlenecks = new ArrayList<>();
        
        // CPU瓶颈检测
        CpuUsage cpuUsage = getCpuUsage(platform);
        if (cpuUsage.getTotalUsage() > 80) {
            bottlenecks.add(new PerformanceBottleneck(
                BottleneckType.CPU, 
                "CPU使用率过高: " + cpuUsage.getTotalUsage() + "%",
                Severity.HIGH));
        }
        
        // 内存瓶颈检测
        MemoryUsage memoryUsage = getMemoryUsage(platform);
        if (memoryUsage.getUsagePercentage() > 85) {
            bottlenecks.add(new PerformanceBottleneck(
                BottleneckType.MEMORY,
                "内存使用率过高: " + memoryUsage.getUsagePercentage() + "%",
                Severity.HIGH));
        }
        
        // I/O瓶颈检测
        List<IoBottleneck> ioBottlenecks = detectIoBottlenecks(platform);
        bottlenecks.addAll(ioBottlenecks);
        
        return bottlenecks;
    }
    
    private List<IoBottleneck> detectIoBottlenecks(PlatformType platform) {
        List<IoBottleneck> bottlenecks = new ArrayList<>();
        
        try {
            if (platform == PlatformType.LINUX) {
                // 使用iostat检测I/O瓶颈
                ProcessBuilder pb = new ProcessBuilder("iostat", "-x", "1", "1");
                Process process = pb.start();
                BufferedReader reader = new BufferedReader(new InputStreamReader(process.getInputStream()));
                
                String line;
                boolean dataStarted = false;
                while ((line = reader.readLine()) != null) {
                    if (line.contains("Device")) {
                        dataStarted = true;
                        continue;
                    }
                    if (dataStarted && !line.trim().isEmpty()) {
                        String[] parts = line.trim().split("\\s+");
                        if (parts.length >= 10) {
                            String device = parts[0];
                            double await = Double.parseDouble(parts[9]); // 平均等待时间
                            double util = Double.parseDouble(parts[9]); // 利用率
                            
                            if (await > 10 || util > 80) {
                                bottlenecks.add(new IoBottleneck(
                                    device, await, util,
                                    "I/O等待时间过长或利用率过高"));
                            }
                        }
                    }
                }
            }
        } catch (Exception e) {
            logger.error("I/O瓶颈检测失败: {}", e.getMessage());
        }
        
        return bottlenecks;
    }
    
    private String readFile(String path) throws IOException {
        return Files.readAllLines(Paths.get(path)).stream()
                .collect(Collectors.joining("\n"));
    }
}

// 诊断报告模型
public class DiagnosticReport {
    private SystemInfo systemInfo;
    private List<PerformanceBottleneck> performanceBottlenecks;
    private ResourceUsage resourceUsage;
    private SecurityStatus securityStatus;
    private List<OptimizationSuggestion> optimizationSuggestions;
    private long generatedAt;
    
    // getter/setter方法
}

public class PerformanceBottleneck {
    private BottleneckType type;
    private String description;
    private Severity severity;
    private String recommendation;
    
    // getter/setter方法
}

public enum BottleneckType {
    CPU, MEMORY, DISK, NETWORK, I_O, THREAD, CONNECTION
}

public enum Severity {
    LOW, MEDIUM, HIGH, CRITICAL
}

八、部署与运维架构

8.1 自动化部署架构

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@Component
public class AutomatedDeploymentManager {
    
    @Autowired
    private PlatformDetector platformDetector;
    
    @Autowired
    private Map<String, DeploymentStrategy> deploymentStrategies;
    
    public DeploymentResult deployApplication(DeploymentConfig config) {
        PlatformType platform = platformDetector.detectPlatform();
        DeploymentStrategy strategy = deploymentStrategies.get(platform.name().toLowerCase() + "DeploymentStrategy");
        
        if (strategy == null) {
            throw new UnsupportedOperationException("不支持的平台: " + platform);
        }
        
        return strategy.deploy(config);
    }
    
    public void rollbackDeployment(String deploymentId) {
        // 实现部署回滚逻辑
        logger.info("回滚部署: {}", deploymentId);
    }
}

// Linux部署策略
@Component("linuxDeploymentStrategy")
public class LinuxDeploymentStrategy implements DeploymentStrategy {
    
    @Override
    public DeploymentResult deploy(DeploymentConfig config) {
        try {
            // 1. 停止现有服务
            stopExistingService(config.getServiceName());
            
            // 2. 备份当前版本
            backupCurrentVersion(config.getServiceName());
            
            // 3. 部署新版本
            deployNewVersion(config);
            
            // 4. 启动服务
            startService(config.getServiceName());
            
            // 5. 健康检查
            boolean healthy = performHealthCheck(config);
            
            if (healthy) {
                return new DeploymentResult(true, "部署成功");
            } else {
                rollbackDeployment(config);
                return new DeploymentResult(false, "健康检查失败，已回滚");
            }
            
        } catch (Exception e) {
            logger.error("Linux部署失败: {}", e.getMessage());
            rollbackDeployment(config);
            return new DeploymentResult(false, "部署失败: " + e.getMessage());
        }
    }
    
    private void stopExistingService(String serviceName) throws IOException {
        executeCommand("systemctl stop " + serviceName);
    }
    
    private void backupCurrentVersion(String serviceName) throws IOException {
        String backupDir = "/opt/backups/" + serviceName + "/" + System.currentTimeMillis();
        executeCommand("mkdir -p " + backupDir);
        executeCommand("cp -r /opt/" + serviceName + " " + backupDir + "/");
    }
    
    private void deployNewVersion(DeploymentConfig config) throws IOException {
        // 解压部署包
        executeCommand("tar -xzf " + config.getPackagePath() + " -C /opt/");
        
        // 设置权限
        executeCommand("chown -R " + config.getUser() + ":" + config.getGroup() + " /opt/" + config.getServiceName());
        executeCommand("chmod -R 755 /opt/" + config.getServiceName());
    }
    
    private void startService(String serviceName) throws IOException {
        executeCommand("systemctl start " + serviceName);
        executeCommand("systemctl enable " + serviceName);
    }
    
    private boolean performHealthCheck(DeploymentConfig config) {
        try {
            // 等待服务启动
            Thread.sleep(5000);
            
            // 检查服务状态
            Process process = Runtime.getRuntime().exec("systemctl is-active " + config.getServiceName());
            int exitCode = process.waitFor();
            
            if (exitCode == 0) {
                // 执行健康检查端点
                return checkHealthEndpoint(config.getHealthCheckUrl());
            }
            
        } catch (Exception e) {
            logger.error("健康检查失败: {}", e.getMessage());
        }
        
        return false;
    }
    
    private boolean checkHealthEndpoint(String healthCheckUrl) {
        try {
            URL url = new URL(healthCheckUrl);
            HttpURLConnection connection = (HttpURLConnection) url.openConnection();
            connection.setRequestMethod("GET");
            connection.setConnectTimeout(5000);
            connection.setReadTimeout(5000);
            
            int responseCode = connection.getResponseCode();
            return responseCode == 200;
            
        } catch (Exception e) {
            logger.error("健康检查端点访问失败: {}", e.getMessage());
            return false;
        }
    }
    
    private void executeCommand(String command) throws IOException {
        Process process = Runtime.getRuntime().exec(command);
        int exitCode = process.waitFor();
        if (exitCode != 0) {
            throw new RuntimeException("命令执行失败: " + command);
        }
    }
}

// Windows部署策略
@Component("windowsDeploymentStrategy")
public class WindowsDeploymentStrategy implements DeploymentStrategy {
    
    @Override
    public DeploymentResult deploy(DeploymentConfig config) {
        try {
            // 1. 停止Windows服务
            stopWindowsService(config.getServiceName());
            
            // 2. 备份当前版本
            backupCurrentVersion(config.getServiceName());
            
            // 3. 部署新版本
            deployNewVersion(config);
            
            // 4. 启动Windows服务
            startWindowsService(config.getServiceName());
            
            // 5. 健康检查
            boolean healthy = performHealthCheck(config);
            
            if (healthy) {
                return new DeploymentResult(true, "部署成功");
            } else {
                rollbackDeployment(config);
                return new DeploymentResult(false, "健康检查失败，已回滚");
            }
            
        } catch (Exception e) {
            logger.error("Windows部署失败: {}", e.getMessage());
            rollbackDeployment(config);
            return new DeploymentResult(false, "部署失败: " + e.getMessage());
        }
    }
    
    private void stopWindowsService(String serviceName) throws IOException {
        executeCommand("sc stop " + serviceName);
    }
    
    private void startWindowsService(String serviceName) throws IOException {
        executeCommand("sc start " + serviceName);
    }
    
    private void executeCommand(String command) throws IOException {
        Process process = Runtime.getRuntime().exec(command);
        int exitCode = process.waitFor();
        if (exitCode != 0) {
            throw new RuntimeException("命令执行失败: " + command);
        }
    }
}

8.2 容器化部署

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@Component
public class ContainerDeploymentManager {
    
    @Autowired
    private ContainerEnvironmentDetector detector;
    
    public ContainerDeploymentResult deployContainer(ContainerDeploymentConfig config) {
        ContainerInfo containerInfo = detector.detectContainerEnvironment();
        
        if (containerInfo.getContainerType() == ContainerType.DOCKER) {
            return deployDockerContainer(config);
        } else if (containerInfo.getOrchestrator() == OrchestratorType.KUBERNETES) {
            return deployKubernetesPod(config);
        }
        
        throw new UnsupportedOperationException("不支持的容器环境");
    }
    
    private ContainerDeploymentResult deployDockerContainer(ContainerDeploymentConfig config) {
        try {
            // 1. 构建Docker镜像
            buildDockerImage(config);
            
            // 2. 停止现有容器
            stopExistingContainer(config.getContainerName());
            
            // 3. 启动新容器
            startNewContainer(config);
            
            // 4. 健康检查
            boolean healthy = performContainerHealthCheck(config);
            
            if (healthy) {
                return new ContainerDeploymentResult(true, "Docker容器部署成功");
            } else {
                rollbackContainerDeployment(config);
                return new ContainerDeploymentResult(false, "容器健康检查失败，已回滚");
            }
            
        } catch (Exception e) {
            logger.error("Docker容器部署失败: {}", e.getMessage());
            rollbackContainerDeployment(config);
            return new ContainerDeploymentResult(false, "部署失败: " + e.getMessage());
        }
    }
    
    private void buildDockerImage(ContainerDeploymentConfig config) throws IOException {
        String buildCommand = String.format(
            "docker build -t %s:%s %s",
            config.getImageName(),
            config.getImageTag(),
            config.getDockerfilePath());
        
        executeCommand(buildCommand);
    }
    
    private void startNewContainer(ContainerDeploymentConfig config) throws IOException {
        StringBuilder runCommand = new StringBuilder();
        runCommand.append("docker run -d");
        runCommand.append(" --name ").append(config.getContainerName());
        runCommand.append(" -p ").append(config.getPortMapping());
        
        // 添加环境变量
        for (Map.Entry<String, String> env : config.getEnvironmentVariables().entrySet()) {
            runCommand.append(" -e ").append(env.getKey()).append("=").append(env.getValue());
        }
        
        // 添加卷挂载
        for (Map.Entry<String, String> volume : config.getVolumeMounts().entrySet()) {
            runCommand.append(" -v ").append(volume.getKey()).append(":").append(volume.getValue());
        }
        
        // 添加资源限制
        if (config.getMemoryLimit() > 0) {
            runCommand.append(" --memory=").append(config.getMemoryLimit()).append("m");
        }
        if (config.getCpuLimit() > 0) {
            runCommand.append(" --cpus=").append(config.getCpuLimit());
        }
        
        runCommand.append(" ").append(config.getImageName()).append(":").append(config.getImageTag());
        
        executeCommand(runCommand.toString());
    }
    
    private ContainerDeploymentResult deployKubernetesPod(ContainerDeploymentConfig config) {
        try {
            // 1. 创建Kubernetes部署清单
            String deploymentYaml = createKubernetesDeploymentYaml(config);
            
            // 2. 应用部署清单
            applyKubernetesDeployment(deploymentYaml);
            
            // 3. 等待Pod就绪
            waitForPodReady(config.getPodName(), config.getNamespace());
            
            // 4. 健康检查
            boolean healthy = performKubernetesHealthCheck(config);
            
            if (healthy) {
                return new ContainerDeploymentResult(true, "Kubernetes Pod部署成功");
            } else {
                rollbackKubernetesDeployment(config);
                return new ContainerDeploymentResult(false, "Pod健康检查失败，已回滚");
            }
            
        } catch (Exception e) {
            logger.error("Kubernetes Pod部署失败: {}", e.getMessage());
            rollbackKubernetesDeployment(config);
            return new ContainerDeploymentResult(false, "部署失败: " + e.getMessage());
        }
    }
    
    private String createKubernetesDeploymentYaml(ContainerDeploymentConfig config) {
        return String.format("""
            apiVersion: apps/v1
            kind: Deployment
            metadata:
              name: %s
              namespace: %s
            spec:
              replicas: %d
              selector:
                matchLabels:
                  app: %s
              template:
                metadata:
                  labels:
                    app: %s
                spec:
                  containers:
                  - name: %s
                    image: %s:%s
                    ports:
                    - containerPort: %d
                    env:
                    %s
                    resources:
                      requests:
                        memory: "%dm"
                        cpu: "%d"
                      limits:
                        memory: "%dm"
                        cpu: "%d"
                    livenessProbe:
                      httpGet:
                        path: %s
                        port: %d
                      initialDelaySeconds: 30
                      periodSeconds: 10
                    readinessProbe:
                      httpGet:
                        path: %s
                        port: %d
                      initialDelaySeconds: 5
                      periodSeconds: 5
            """,
            config.getDeploymentName(),
            config.getNamespace(),
            config.getReplicas(),
            config.getAppName(),
            config.getAppName(),
            config.getContainerName(),
            config.getImageName(),
            config.getImageTag(),
            config.getContainerPort(),
            createEnvVarsYaml(config.getEnvironmentVariables()),
            config.getMemoryRequest(),
            config.getCpuRequest(),
            config.getMemoryLimit(),
            config.getCpuLimit(),
            config.getLivenessProbePath(),
            config.getContainerPort(),
            config.getReadinessProbePath(),
            config.getContainerPort()
        );
    }
    
    private String createEnvVarsYaml(Map<String, String> envVars) {
        StringBuilder envYaml = new StringBuilder();
        for (Map.Entry<String, String> env : envVars.entrySet()) {
            envYaml.append(String.format("                    - name: %s\n", env.getKey()));
            envYaml.append(String.format("                      value: \"%s\"\n", env.getValue()));
        }
        return envYaml.toString();
    }
    
    private void applyKubernetesDeployment(String deploymentYaml) throws IOException {
        executeCommand("kubectl apply -f - <<EOF\n" + deploymentYaml + "\nEOF");
    }
    
    private void waitForPodReady(String podName, String namespace) throws IOException, InterruptedException {
        String command = String.format("kubectl wait --for=condition=ready pod -l app=%s -n %s --timeout=300s", 
            podName, namespace);
        executeCommand(command);
    }
    
    private void executeCommand(String command) throws IOException {
        Process process = Runtime.getRuntime().exec(command);
        int exitCode = process.waitFor();
        if (exitCode != 0) {
            throw new RuntimeException("命令执行失败: " + command);
        }
    }
}

九、最佳实践与总结

9.1 操作系统支持最佳实践

9.1.1 跨平台兼容性设计

  • 使用统一的抽象接口层，隐藏平台差异
  • 采用工厂模式动态选择平台适配器
  • 实现条件编译和运行时平台检测
  • 建立完善的平台测试矩阵

9.1.2 资源管理优化

  • 实现统一的资源监控和管理接口
  • 根据平台特性优化资源调度策略
  • 建立资源使用预警和自动扩容机制
  • 定期进行资源使用分析和优化

9.1.3 性能调优策略

  • 针对不同平台实施特定的性能优化
  • 建立性能基准测试和持续监控
  • 实现自动化的性能调优和参数优化
  • 定期进行性能评估和优化建议

9.1.4 安全加固措施

  • 实施平台特定的安全策略和配置
  • 建立统一的安全监控和告警机制
  • 实现自动化的安全扫描和漏洞修复
  • 定期进行安全评估和加固

9.2 架构演进建议

9.2.1 微服务架构支持

  • 设计支持多平台部署的微服务架构
  • 实现服务发现和负载均衡的跨平台支持
  • 建立统一的配置管理和服务治理机制
  • 支持容器化和云原生部署模式

9.2.2 云原生架构演进

  • 支持Kubernetes等容器编排平台
  • 实现云原生监控和可观测性
  • 建立DevOps和GitOps工作流
  • 支持多云和混合云部署

9.2.3 智能化运维

  • 实现基于AI的智能监控和告警
  • 建立自动化的故障诊断和修复机制
  • 实现预测性的资源规划和优化
  • 支持智能化的性能调优建议

9.3 总结

操作系统支持架构是企业级应用系统的基础设施，其设计质量直接影响着系统的稳定性、性能和可维护性。通过构建统一的接口层、平台适配器和资源管理器，可以实现跨平台的一致性和兼容性。同时，结合平台特定的性能优化、安全加固和监控诊断机制，能够为企业提供稳定、高效、安全的多平台支持解决方案。

在未来的发展中，随着云原生技术和容器化技术的普及，操作系统支持架构将更加注重云原生特性、智能化运维和自动化部署。企业需要持续关注技术发展趋势，不断优化和完善操作系统支持架构，以适应不断变化的业务需求和技术环境。

通过本文的深入分析和实践指导，希望能够为企业构建高质量的操作系统支持架构提供有价值的参考和帮助，推动企业级应用系统在多平台环境下的稳定运行和持续发展。