refactor(backend): 重命名后端项目为 gym-manage-api，修改包名为 cn.novalon.gym.manage

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/GatewayApplication.java

@@ -0,0 +1,30 @@
+package cn.novalon.gym.manage.gateway;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.cloud.gateway.route.RouteLocator;
+import org.springframework.cloud.gateway.route.builder.RouteLocatorBuilder;
+import org.springframework.context.annotation.Bean;
+
+/**
+ * 网关应用启动类
+ * 
+ * @author 张翔
+ * @date 2026-03-14
+ */
+@SpringBootApplication
+public class GatewayApplication {
+
+    public static void main(String[] args) {
+        SpringApplication.run(GatewayApplication.class, args);
+    }
+
+    @Bean
+    public RouteLocator customRouteLocator(RouteLocatorBuilder builder) {
+        return builder.routes()
+                .route("manage-app", r -> r
+                        .path("/api/**")
+                        .uri("http://localhost:8084"))
+                .build();
+    }
+}

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/audit/AuditLogService.java

@@ -0,0 +1,207 @@
+package cn.novalon.gym.manage.gateway.audit;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.http.server.reactive.ServerHttpRequest;
+import org.springframework.stereotype.Service;
+
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+
+/**
+ * 审计日志服务
+ * 
+ * 文件定义：记录网关请求的审计日志
+ * 涉及业务：安全审计、访问追踪、问题排查
+ * 
+ * 审计内容：
+ * 1. 请求信息：方法、路径、查询参数、请求头
+ * 2. 响应信息：状态码、响应时间
+ * 3. 安全事件：认证失败、授权失败、限流触发等
+ * 4. 错误信息：异常类型、错误消息
+ * 
+ * @author 张翔
+ * @date 2026-03-26
+ */
+@Service
+public class AuditLogService {
+
+    private static final Logger auditLogger = LoggerFactory.getLogger("AUDIT_LOG");
+
+    private final Map<String, AuditEntry> auditEntries = new ConcurrentHashMap<>();
+
+    public void logRequest(ServerHttpRequest request, String userId) {
+        String requestId = generateRequestId(request);
+
+        AuditEntry entry = new AuditEntry();
+        entry.setRequestId(requestId);
+        entry.setMethod(request.getMethod().name());
+        entry.setPath(request.getPath().value());
+        entry.setUserId(userId);
+        entry.setClientIp(getClientIp(request));
+
+        auditEntries.put(requestId, entry);
+
+        auditLogger.info("[REQUEST] {} {} - User: {}, IP: {}, RequestId: {}",
+                entry.getMethod(),
+                entry.getPath(),
+                entry.getUserId(),
+                entry.getClientIp(),
+                entry.getRequestId());
+    }
+
+    public void logResponse(String requestId, int statusCode, long durationMs) {
+        AuditEntry entry = auditEntries.get(requestId);
+
+        if (entry != null) {
+            entry.setStatusCode(statusCode);
+            entry.setDurationMs(durationMs);
+
+            auditLogger.info("[RESPONSE] {} {} - Status: {}, Duration: {}ms, RequestId: {}",
+                    entry.getMethod(),
+                    entry.getPath(),
+                    entry.getStatusCode(),
+                    entry.getDurationMs(),
+                    entry.getRequestId());
+
+            auditEntries.remove(requestId);
+        }
+    }
+
+    public void logSecurityEvent(String requestId, String eventType, String details) {
+        AuditEntry entry = auditEntries.get(requestId);
+
+        if (entry != null) {
+            auditLogger.warn("[SECURITY] {} - Event: {}, Details: {}, User: {}, IP: {}, RequestId: {}",
+                    entry.getPath(),
+                    eventType,
+                    details,
+                    entry.getUserId(),
+                    entry.getClientIp(),
+                    entry.getRequestId());
+        } else {
+            auditLogger.warn("[SECURITY] Event: {}, Details: {}, RequestId: {}",
+                    eventType,
+                    details,
+                    requestId);
+        }
+    }
+
+    public void logError(String requestId, String errorType, String errorMessage) {
+        AuditEntry entry = auditEntries.get(requestId);
+
+        if (entry != null) {
+            auditLogger.error("[ERROR] {} {} - Error: {}, Message: {}, User: {}, IP: {}, RequestId: {}",
+                    entry.getMethod(),
+                    entry.getPath(),
+                    errorType,
+                    errorMessage,
+                    entry.getUserId(),
+                    entry.getClientIp(),
+                    entry.getRequestId());
+        } else {
+            auditLogger.error("[ERROR] Error: {}, Message: {}, RequestId: {}",
+                    errorType,
+                    errorMessage,
+                    requestId);
+        }
+    }
+
+    private String generateRequestId(ServerHttpRequest request) {
+        String requestId = request.getHeaders().getFirst("X-Request-Id");
+
+        if (requestId == null || requestId.isEmpty()) {
+            requestId = String.format("%s-%d-%s",
+                    request.getMethod().name().toLowerCase(),
+                    System.currentTimeMillis(),
+                    Integer.toHexString(request.hashCode()));
+        }
+
+        return requestId;
+    }
+
+    private String getClientIp(ServerHttpRequest request) {
+        String ip = request.getHeaders().getFirst("X-Forwarded-For");
+
+        if (ip == null || ip.isEmpty()) {
+            ip = request.getHeaders().getFirst("X-Real-IP");
+        }
+
+        if (ip == null || ip.isEmpty()) {
+            ip = request.getRemoteAddress() != null ? request.getRemoteAddress().getAddress().getHostAddress()
+                    : "unknown";
+        }
+
+        if (ip != null && ip.contains(",")) {
+            ip = ip.split(",")[0].trim();
+        }
+
+        return ip;
+    }
+
+    private static class AuditEntry {
+        private String requestId;
+        private String method;
+        private String path;
+        private String userId;
+        private String clientIp;
+        private int statusCode;
+        private long durationMs;
+
+        public String getRequestId() {
+            return requestId;
+        }
+
+        public void setRequestId(String requestId) {
+            this.requestId = requestId;
+        }
+
+        public String getMethod() {
+            return method;
+        }
+
+        public void setMethod(String method) {
+            this.method = method;
+        }
+
+        public String getPath() {
+            return path;
+        }
+
+        public void setPath(String path) {
+            this.path = path;
+        }
+
+        public String getUserId() {
+            return userId;
+        }
+
+        public void setUserId(String userId) {
+            this.userId = userId;
+        }
+
+        public String getClientIp() {
+            return clientIp;
+        }
+
+        public void setClientIp(String clientIp) {
+            this.clientIp = clientIp;
+        }
+
+        public int getStatusCode() {
+            return statusCode;
+        }
+
+        public void setStatusCode(int statusCode) {
+            this.statusCode = statusCode;
+        }
+
+        public long getDurationMs() {
+            return durationMs;
+        }
+
+        public void setDurationMs(long durationMs) {
+            this.durationMs = durationMs;
+        }
+    }
+}

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/cache/RequestCacheService.java

@@ -0,0 +1,244 @@
+package cn.novalon.gym.manage.gateway.cache;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.http.server.reactive.ServerHttpRequest;
+import org.springframework.stereotype.Service;
+import reactor.core.publisher.Mono;
+
+import java.time.Duration;
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+
+/**
+ * 请求缓存服务
+ * 
+ * 文件定义：实现网关请求的缓存机制
+ * 涉及业务：响应缓存、缓存失效、缓存统计
+ * 
+ * 核心功能：
+ * 1. 请求响应缓存
+ * 2. 缓存键生成
+ * 3. 缓存失效管理
+ * 4. 缓存统计
+ * 
+ * @author 张翔
+ * @date 2026-03-26
+ */
+@Service
+public class RequestCacheService {
+
+    private static final Logger logger = LoggerFactory.getLogger(RequestCacheService.class);
+
+    private final Map<String, CacheEntry> cache = new ConcurrentHashMap<>();
+    private final Map<String, CacheStats> stats = new ConcurrentHashMap<>();
+
+    private boolean cacheEnabled = true;
+    private Duration defaultTtl = Duration.ofMinutes(5);
+    private int maxCacheSize = 10000;
+
+    public Mono<String> get(ServerHttpRequest request) {
+        if (!cacheEnabled) {
+            return Mono.empty();
+        }
+
+        String cacheKey = generateCacheKey(request);
+        CacheEntry entry = cache.get(cacheKey);
+
+        if (entry == null) {
+            recordMiss(cacheKey);
+            return Mono.empty();
+        }
+
+        if (isExpired(entry)) {
+            cache.remove(cacheKey);
+            recordMiss(cacheKey);
+            return Mono.empty();
+        }
+
+        recordHit(cacheKey);
+        logger.debug("Cache hit for key: {}", cacheKey);
+        return Mono.just(entry.getValue());
+    }
+
+    public void put(ServerHttpRequest request, String response) {
+        if (!cacheEnabled || response == null) {
+            return;
+        }
+
+        String cacheKey = generateCacheKey(request);
+
+        if (cache.size() >= maxCacheSize) {
+            evictOldestEntries();
+        }
+
+        CacheEntry entry = new CacheEntry(
+                response,
+                System.currentTimeMillis(),
+                defaultTtl.toMillis()
+        );
+
+        cache.put(cacheKey, entry);
+        logger.debug("Cached response for key: {}", cacheKey);
+    }
+
+    public void evict(ServerHttpRequest request) {
+        String cacheKey = generateCacheKey(request);
+        cache.remove(cacheKey);
+        logger.debug("Evicted cache for key: {}", cacheKey);
+    }
+
+    public void evictByPattern(String pattern) {
+        cache.keySet().removeIf(key -> key.matches(pattern));
+        logger.info("Evicted cache entries matching pattern: {}", pattern);
+    }
+
+    public void clear() {
+        int size = cache.size();
+        cache.clear();
+        stats.clear();
+        logger.info("Cleared all cache entries. Removed {} entries", size);
+    }
+
+    private String generateCacheKey(ServerHttpRequest request) {
+        String method = request.getMethod().name();
+        String path = request.getPath().value();
+        String query = request.getURI().getQuery();
+
+        StringBuilder keyBuilder = new StringBuilder();
+        keyBuilder.append(method).append(":").append(path);
+
+        if (query != null && !query.isEmpty()) {
+            keyBuilder.append("?").append(query);
+        }
+
+        return keyBuilder.toString();
+    }
+
+    private boolean isExpired(CacheEntry entry) {
+        long currentTime = System.currentTimeMillis();
+        return (currentTime - entry.getCreatedAt()) > entry.getTtl();
+    }
+
+    private void evictOldestEntries() {
+        int entriesToRemove = maxCacheSize / 10;
+
+        cache.entrySet().stream()
+                .sorted((e1, e2) -> 
+                        Long.compare(e1.getValue().getCreatedAt(), 
+                                e2.getValue().getCreatedAt()))
+                .limit(entriesToRemove)
+                .map(Map.Entry::getKey)
+                .forEach(cache::remove);
+
+        logger.info("Evicted {} oldest cache entries", entriesToRemove);
+    }
+
+    private void recordHit(String cacheKey) {
+        stats.compute(cacheKey, (key, stat) -> {
+            if (stat == null) {
+                stat = new CacheStats();
+            }
+            stat.incrementHits();
+            return stat;
+        });
+    }
+
+    private void recordMiss(String cacheKey) {
+        stats.compute(cacheKey, (key, stat) -> {
+            if (stat == null) {
+                stat = new CacheStats();
+            }
+            stat.incrementMisses();
+            return stat;
+        });
+    }
+
+    public int getCacheSize() {
+        return cache.size();
+    }
+
+    public long getHitCount() {
+        return stats.values().stream()
+                .mapToLong(CacheStats::getHits)
+                .sum();
+    }
+
+    public long getMissCount() {
+        return stats.values().stream()
+                .mapToLong(CacheStats::getMisses)
+                .sum();
+    }
+
+    public double getHitRate() {
+        long hits = getHitCount();
+        long misses = getMissCount();
+        long total = hits + misses;
+
+        if (total == 0) {
+            return 0.0;
+        }
+
+        return (double) hits / total;
+    }
+
+    public void setCacheEnabled(boolean enabled) {
+        this.cacheEnabled = enabled;
+        logger.info("Cache enabled: {}", enabled);
+    }
+
+    public void setDefaultTtl(Duration ttl) {
+        this.defaultTtl = ttl;
+        logger.info("Default TTL set to: {}", ttl);
+    }
+
+    public void setMaxCacheSize(int maxSize) {
+        this.maxCacheSize = maxSize;
+        logger.info("Max cache size set to: {}", maxSize);
+    }
+
+    private static class CacheEntry {
+        private final String value;
+        private final long createdAt;
+        private final long ttl;
+
+        public CacheEntry(String value, long createdAt, long ttl) {
+            this.value = value;
+            this.createdAt = createdAt;
+            this.ttl = ttl;
+        }
+
+        public String getValue() {
+            return value;
+        }
+
+        public long getCreatedAt() {
+            return createdAt;
+        }
+
+        public long getTtl() {
+            return ttl;
+        }
+    }
+
+    private static class CacheStats {
+        private long hits = 0;
+        private long misses = 0;
+
+        public void incrementHits() {
+            hits++;
+        }
+
+        public void incrementMisses() {
+            misses++;
+        }
+
+        public long getHits() {
+            return hits;
+        }
+
+        public long getMisses() {
+            return misses;
+        }
+    }
+}

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/config/ConfigRefreshService.java

@@ -0,0 +1,227 @@
+package cn.novalon.gym.manage.gateway.config;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.cloud.context.config.annotation.RefreshScope;
+import org.springframework.cloud.context.refresh.ContextRefresher;
+import org.springframework.core.env.ConfigurableEnvironment;
+import org.springframework.core.env.Environment;
+import org.springframework.core.env.MapPropertySource;
+import org.springframework.stereotype.Service;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Set;
+import java.util.concurrent.ConcurrentHashMap;
+
+/**
+ * 配置热更新服务
+ * 
+ * 文件定义：实现配置的动态更新和管理
+ * 涉及业务：配置刷新、配置监听、配置版本管理
+ * 
+ * 核心功能：
+ * 1. 配置热更新
+ * 2. 配置版本管理
+ * 3. 配置变更监听
+ * 4. 配置回滚
+ * 
+ * @author 张翔
+ * @date 2026-03-26
+ */
+@Service
+@RefreshScope
+public class ConfigRefreshService {
+
+    private static final Logger logger = LoggerFactory.getLogger(ConfigRefreshService.class);
+
+    private final ContextRefresher contextRefresher;
+    private final Environment environment;
+    private final ConfigurableEnvironment configurableEnvironment;
+
+    private final Map<String, String> configHistory = new ConcurrentHashMap<>();
+    private final Map<String, Long> configUpdateTime = new ConcurrentHashMap<>();
+    private final Map<String, ConfigChangeListener> listeners = new ConcurrentHashMap<>();
+
+    private long currentVersion = System.currentTimeMillis();
+
+    public ConfigRefreshService(
+            ContextRefresher contextRefresher,
+            Environment environment,
+            ConfigurableEnvironment configurableEnvironment) {
+        this.contextRefresher = contextRefresher;
+        this.environment = environment;
+        this.configurableEnvironment = configurableEnvironment;
+
+        logger.info("ConfigRefreshService initialized");
+    }
+
+    public void refreshConfig() {
+        logger.info("Refreshing configuration");
+        
+        try {
+            Set<String> refreshedKeys = contextRefresher.refresh();
+            
+            if (!refreshedKeys.isEmpty()) {
+                currentVersion = System.currentTimeMillis();
+                logger.info("Configuration refreshed. Version: {}, Updated keys: {}", 
+                        currentVersion, refreshedKeys);
+                
+                notifyListeners(refreshedKeys);
+            } else {
+                logger.info("No configuration changes detected");
+            }
+        } catch (Exception e) {
+            logger.error("Failed to refresh configuration", e);
+        }
+    }
+
+    public void updateConfig(String key, String value) {
+        if (key == null || key.isEmpty()) {
+            logger.warn("Config key is null or empty");
+            return;
+        }
+
+        String oldValue = environment.getProperty(key);
+        
+        logger.info("Updating config - Key: {}, Old Value: {}, New Value: {}", 
+                key, oldValue, value);
+
+        configHistory.put(key, oldValue);
+        configUpdateTime.put(key, System.currentTimeMillis());
+
+        try {
+            Map<String, Object> newConfig = new HashMap<>();
+            newConfig.put(key, value);
+
+            MapPropertySource propertySource = new MapPropertySource(
+                    "dynamicConfig", 
+                    newConfig);
+
+            configurableEnvironment.getPropertySources()
+                    .addFirst(propertySource);
+
+            logger.info("Config updated successfully: {}", key);
+            
+            notifyListeners(Set.of(key));
+        } catch (Exception e) {
+            logger.error("Failed to update config: {}", key, e);
+        }
+    }
+
+    public void batchUpdateConfig(Map<String, String> configs) {
+        if (configs == null || configs.isEmpty()) {
+            logger.warn("No configs to update");
+            return;
+        }
+
+        logger.info("Batch updating {} configs", configs.size());
+
+        configs.forEach((key, value) -> {
+            String oldValue = environment.getProperty(key);
+            configHistory.put(key, oldValue);
+            configUpdateTime.put(key, System.currentTimeMillis());
+        });
+
+        try {
+            Map<String, Object> newConfigs = new HashMap<>(configs);
+
+            MapPropertySource propertySource = new MapPropertySource(
+                    "batchDynamicConfig", 
+                    newConfigs);
+
+            configurableEnvironment.getPropertySources()
+                    .addFirst(propertySource);
+
+            logger.info("Batch config update completed");
+            
+            notifyListeners(configs.keySet());
+        } catch (Exception e) {
+            logger.error("Failed to batch update configs", e);
+        }
+    }
+
+    public String getConfig(String key) {
+        if (key == null || key.isEmpty()) {
+            logger.warn("Config key is null or empty");
+            return null;
+        }
+
+        return environment.getProperty(key);
+    }
+
+    public String getConfigWithDefault(String key, String defaultValue) {
+        return environment.getProperty(key, defaultValue);
+    }
+
+    public void rollbackConfig(String key) {
+        if (key == null || key.isEmpty()) {
+            logger.warn("Config key is null or empty");
+            return;
+        }
+
+        String oldValue = configHistory.get(key);
+        
+        if (oldValue != null) {
+            logger.info("Rolling back config: {} to value: {}", key, oldValue);
+            updateConfig(key, oldValue);
+        } else {
+            logger.warn("No history found for config: {}", key);
+        }
+    }
+
+    public void registerListener(String key, ConfigChangeListener listener) {
+        if (key == null || key.isEmpty() || listener == null) {
+            logger.warn("Invalid listener registration");
+            return;
+        }
+
+        listeners.put(key, listener);
+        logger.info("Registered listener for config: {}", key);
+    }
+
+    public void unregisterListener(String key) {
+        if (key != null && !key.isEmpty()) {
+            listeners.remove(key);
+            logger.info("Unregistered listener for config: {}", key);
+        }
+    }
+
+    private void notifyListeners(Set<String> changedKeys) {
+        changedKeys.forEach(key -> {
+            ConfigChangeListener listener = listeners.get(key);
+            if (listener != null) {
+                try {
+                    String newValue = environment.getProperty(key);
+                    listener.onConfigChange(key, newValue);
+                    logger.debug("Notified listener for config: {}", key);
+                } catch (Exception e) {
+                    logger.error("Failed to notify listener for config: {}", key, e);
+                }
+            }
+        });
+    }
+
+    public long getCurrentVersion() {
+        return currentVersion;
+    }
+
+    public Map<String, String> getConfigHistory() {
+        return new HashMap<>(configHistory);
+    }
+
+    public Map<String, Long> getConfigUpdateTime() {
+        return new HashMap<>(configUpdateTime);
+    }
+
+    public void clearHistory() {
+        logger.info("Clearing config history");
+        configHistory.clear();
+        configUpdateTime.clear();
+    }
+
+    @FunctionalInterface
+    public interface ConfigChangeListener {
+        void onConfigChange(String key, String newValue);
+    }
+}

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/config/ConnectionPoolConfig.java

@@ -0,0 +1,70 @@
+package cn.novalon.gym.manage.gateway.config;
+
+import io.netty.channel.ChannelOption;
+import io.netty.handler.timeout.ReadTimeoutHandler;
+import io.netty.handler.timeout.WriteTimeoutHandler;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.http.client.reactive.ReactorClientHttpConnector;
+import reactor.netty.http.client.HttpClient;
+import reactor.netty.resources.ConnectionProvider;
+
+import java.time.Duration;
+import java.util.concurrent.TimeUnit;
+
+/**
+ * 连接池配置
+ * 
+ * 文件定义：配置HTTP连接池参数
+ * 涉及业务：连接池管理、超时控制、性能优化
+ * 
+ * 配置内容：
+ * 1. 连接池大小
+ * 2. 连接超时
+ * 3. 读写超时
+ * 4. 连接空闲时间
+ * 
+ * @author 张翔
+ * @date 2026-03-26
+ */
+@Configuration
+public class ConnectionPoolConfig {
+
+    private static final Logger logger = LoggerFactory.getLogger(ConnectionPoolConfig.class);
+
+    @Bean
+    public HttpClient httpClient() {
+        ConnectionProvider connectionProvider = ConnectionProvider.builder("gateway-pool")
+                .maxConnections(500)
+                .maxIdleTime(Duration.ofSeconds(20))
+                .maxLifeTime(Duration.ofSeconds(60))
+                .pendingAcquireTimeout(Duration.ofSeconds(45))
+                .pendingAcquireMaxCount(1000)
+                .evictInBackground(Duration.ofSeconds(120))
+                .build();
+
+        HttpClient httpClient = HttpClient.create(connectionProvider)
+                .option(ChannelOption.CONNECT_TIMEOUT_MILLIS, 5000)
+                .option(ChannelOption.SO_KEEPALIVE, true)
+                .option(ChannelOption.TCP_NODELAY, true)
+                .doOnConnected(conn -> {
+                    conn.addHandlerLast(new ReadTimeoutHandler(10, TimeUnit.SECONDS));
+                    conn.addHandlerLast(new WriteTimeoutHandler(10, TimeUnit.SECONDS));
+                })
+                .responseTimeout(Duration.ofSeconds(10));
+
+        logger.info("HTTP client configured with connection pool");
+        logger.info("Max connections: 500");
+        logger.info("Connect timeout: 5000ms");
+        logger.info("Read/Write timeout: 10s");
+
+        return httpClient;
+    }
+
+    @Bean
+    public ReactorClientHttpConnector reactorClientHttpConnector(HttpClient httpClient) {
+        return new ReactorClientHttpConnector(httpClient);
+    }
+}

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/config/JwtKeyManagementConfig.java

@@ -0,0 +1,43 @@
+package cn.novalon.gym.manage.gateway.config;
+
+import cn.novalon.gym.manage.gateway.service.impl.JwtKeyServiceImpl;
+import jakarta.annotation.PostConstruct;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.scheduling.annotation.EnableScheduling;
+import org.springframework.scheduling.annotation.Scheduled;
+
+@Configuration
+@EnableScheduling
+public class JwtKeyManagementConfig {
+
+    private static final Logger logger = LoggerFactory.getLogger(JwtKeyManagementConfig.class);
+
+    @Autowired
+    private JwtKeyServiceImpl jwtKeyService;
+
+    @PostConstruct
+    public void initialize() {
+        jwtKeyService.initializeKeys();
+        logger.info("JWT key management service initialized");
+    }
+
+    @Scheduled(fixedRate = 24 * 60 * 60 * 1000, initialDelay = 60 * 1000)
+    public void scheduledKeyRotationCheck() {
+        try {
+            logger.debug("Checking JWT key rotation status");
+            
+            if (jwtKeyService.shouldRotateKey()) {
+                logger.info("JWT key rotation triggered");
+                jwtKeyService.rotateKey();
+            } else {
+                logger.debug("JWT key rotation not needed at this time");
+            }
+            
+        } catch (Exception e) {
+            logger.error("Error during scheduled JWT key rotation check", e);
+        }
+    }
+}

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/config/RateLimitConfig.java

@@ -0,0 +1,119 @@
+package cn.novalon.gym.manage.gateway.config;
+
+import io.github.resilience4j.ratelimiter.RateLimiter;
+import io.github.resilience4j.ratelimiter.RateLimiterConfig;
+import io.github.resilience4j.ratelimiter.RateLimiterRegistry;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+import java.time.Duration;
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * 限流配置类
+ * 
+ * 文件定义：配置API限流策略，使用Resilience4j实现
+ * 涉及业务：API访问频率控制，防止滥用和DDoS攻击
+ * 算法：使用Resilience4j的RateLimiter实现令牌桶算法
+ * 
+ * 支持多种限流策略：
+ * 1. 全局限流：对所有API请求进行统一限流
+ * 2. IP限流：基于客户端IP地址进行限流
+ * 3. 用户限流：基于用户ID进行限流
+ * 4. API路径限流：基于API路径进行差异化限流
+ * 
+ * @author 张翔
+ * @date 2026-03-13
+ */
+@Configuration
+public class RateLimitConfig {
+
+    private static final Logger logger = LoggerFactory.getLogger(RateLimitConfig.class);
+
+    @Value("${rate.limit.global.limit-for-period:1000}")
+    private int globalLimitForPeriod;
+
+    @Value("${rate.limit.global.limit-refresh-period:1s}")
+    private Duration globalLimitRefreshPeriod;
+
+    @Value("${rate.limit.global.timeout-duration:0}")
+    private Duration globalTimeoutDuration;
+
+    @Value("${rate.limit.ip.limit-for-period:100}")
+    private int ipLimitForPeriod;
+
+    @Value("${rate.limit.ip.limit-refresh-period:1s}")
+    private Duration ipLimitRefreshPeriod;
+
+    @Value("${rate.limit.ip.timeout-duration:0}")
+    private Duration ipTimeoutDuration;
+
+    @Value("${rate.limit.user.limit-for-period:200}")
+    private int userLimitForPeriod;
+
+    @Value("${rate.limit.user.limit-refresh-period:1s}")
+    private Duration userLimitRefreshPeriod;
+
+    @Value("${rate.limit.user.timeout-duration:0}")
+    private Duration userTimeoutDuration;
+
+    @Value("${rate.limit.enabled:true}")
+    private boolean rateLimitEnabled;
+
+    @Bean
+    public RateLimiterRegistry rateLimiterRegistry() {
+        Map<String, RateLimiterConfig> configs = new HashMap<>();
+        
+        configs.put("globalRateLimiter", createRateLimiterConfig(
+                globalLimitForPeriod, globalLimitRefreshPeriod, globalTimeoutDuration));
+        
+        configs.put("ipRateLimiter", createRateLimiterConfig(
+                ipLimitForPeriod, ipLimitRefreshPeriod, ipTimeoutDuration));
+        
+        configs.put("userRateLimiter", createRateLimiterConfig(
+                userLimitForPeriod, userLimitRefreshPeriod, userTimeoutDuration));
+
+        RateLimiterRegistry registry = RateLimiterRegistry.of(configs);
+        
+        logger.info("Rate limiter registry initialized with {} configurations", configs.size());
+        logger.info("Global limit: {}/{}", globalLimitForPeriod, globalLimitRefreshPeriod);
+        logger.info("IP limit: {}/{}", ipLimitForPeriod, ipLimitRefreshPeriod);
+        logger.info("User limit: {}/{}", userLimitForPeriod, userLimitRefreshPeriod);
+        
+        return registry;
+    }
+
+    @Bean
+    public RateLimiter globalRateLimiter(RateLimiterRegistry registry) {
+        return registry.rateLimiter("globalRateLimiter");
+    }
+
+    @Bean
+    public RateLimiter ipRateLimiter(RateLimiterRegistry registry) {
+        return registry.rateLimiter("ipRateLimiter");
+    }
+
+    @Bean
+    public RateLimiter userRateLimiter(RateLimiterRegistry registry) {
+        return registry.rateLimiter("userRateLimiter");
+    }
+
+    private RateLimiterConfig createRateLimiterConfig(
+            int limitForPeriod, 
+            Duration limitRefreshPeriod, 
+            Duration timeoutDuration) {
+        return RateLimiterConfig.custom()
+                .limitForPeriod(limitForPeriod)
+                .limitRefreshPeriod(limitRefreshPeriod)
+                .timeoutDuration(timeoutDuration)
+                .build();
+    }
+
+    public boolean isRateLimitEnabled() {
+        return rateLimitEnabled;
+    }
+}

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/config/ResilienceConfig.java

@@ -0,0 +1,216 @@
+package cn.novalon.gym.manage.gateway.config;
+
+import io.github.resilience4j.circuitbreaker.CircuitBreaker;
+import io.github.resilience4j.circuitbreaker.CircuitBreakerConfig;
+import io.github.resilience4j.circuitbreaker.CircuitBreakerRegistry;
+import io.github.resilience4j.retry.Retry;
+import io.github.resilience4j.retry.RetryConfig;
+import io.github.resilience4j.retry.RetryRegistry;
+import io.github.resilience4j.timelimiter.TimeLimiter;
+import io.github.resilience4j.timelimiter.TimeLimiterConfig;
+import io.github.resilience4j.timelimiter.TimeLimiterRegistry;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+import java.time.Duration;
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * Resilience4j配置类
+ * 
+ * 文件定义：配置断路器、重试、超时等容错机制
+ * 涉及业务：网关容错增强，提高系统稳定性和可用性
+ * 
+ * 配置内容：
+ * 1. CircuitBreaker：断路器模式，防止级联故障
+ * 2. Retry：重试机制，处理临时故障
+ * 3. TimeLimiter：超时控制，防止长时间阻塞
+ * 4. Fallback：降级策略，提供备用响应
+ * 
+ * @author 张翔
+ * @date 2026-03-26
+ */
+@Configuration
+public class ResilienceConfig {
+
+    private static final Logger logger = LoggerFactory.getLogger(ResilienceConfig.class);
+
+    @Value("${resilience.circuit-breaker.enabled:true}")
+    private boolean circuitBreakerEnabled;
+
+    @Value("${resilience.circuit-breaker.failure-rate-threshold:50}")
+    private float failureRateThreshold;
+
+    @Value("${resilience.circuit-breaker.slow-call-rate-threshold:100}")
+    private float slowCallRateThreshold;
+
+    @Value("${resilience.circuit-breaker.slow-call-duration-threshold:2s}")
+    private Duration slowCallDurationThreshold;
+
+    @Value("${resilience.circuit-breaker.permitted-number-of-calls-in-half-open-state:10}")
+    private int permittedNumberOfCallsInHalfOpenState;
+
+    @Value("${resilience.circuit-breaker.sliding-window-type:COUNT_BASED}")
+    private String slidingWindowType;
+
+    @Value("${resilience.circuit-breaker.sliding-window-size:100}")
+    private int slidingWindowSize;
+
+    @Value("${resilience.circuit-breaker.minimum-number-of-calls:10}")
+    private int minimumNumberOfCalls;
+
+    @Value("${resilience.circuit-breaker.wait-duration-in-open-state:10s}")
+    private Duration waitDurationInOpenState;
+
+    @Value("${resilience.retry.enabled:true}")
+    private boolean retryEnabled;
+
+    @Value("${resilience.retry.max-attempts:3}")
+    private int retryMaxAttempts;
+
+    @Value("${resilience.retry.wait-duration:500ms}")
+    private Duration retryWaitDuration;
+
+    @Value("${resilience.retry.exponential-backoff-multiplier:2}")
+    private double exponentialBackoffMultiplier;
+
+    @Value("${resilience.timeout.enabled:true}")
+    private boolean timeoutEnabled;
+
+    @Value("${resilience.timeout.duration:3s}")
+    private Duration timeoutDuration;
+
+    @Bean
+    public CircuitBreakerRegistry circuitBreakerRegistry() {
+        CircuitBreakerConfig config = CircuitBreakerConfig.custom()
+                .failureRateThreshold(failureRateThreshold)
+                .slowCallRateThreshold(slowCallRateThreshold)
+                .slowCallDurationThreshold(slowCallDurationThreshold)
+                .permittedNumberOfCallsInHalfOpenState(permittedNumberOfCallsInHalfOpenState)
+                .slidingWindowType(CircuitBreakerConfig.SlidingWindowType.valueOf(slidingWindowType))
+                .slidingWindowSize(slidingWindowSize)
+                .minimumNumberOfCalls(minimumNumberOfCalls)
+                .waitDurationInOpenState(waitDurationInOpenState)
+                .recordExceptions(Exception.class)
+                .ignoreExceptions(IllegalArgumentException.class)
+                .build();
+
+        Map<String, CircuitBreakerConfig> configs = new HashMap<>();
+        configs.put("default", config);
+
+        CircuitBreakerRegistry registry = CircuitBreakerRegistry.of(configs);
+
+        logger.info("CircuitBreaker registry initialized with {} configurations", configs.size());
+        logger.info("Failure rate threshold: {}%", failureRateThreshold);
+        logger.info("Slow call duration threshold: {}", slowCallDurationThreshold);
+        logger.info("Sliding window size: {}", slidingWindowSize);
+        logger.info("Wait duration in open state: {}", waitDurationInOpenState);
+
+        return registry;
+    }
+
+    @Bean
+    public CircuitBreaker gatewayCircuitBreaker(CircuitBreakerRegistry registry) {
+        CircuitBreaker circuitBreaker = registry.circuitBreaker("gateway", "default");
+
+        circuitBreaker.getEventPublisher()
+                .onStateTransition(event -> 
+                    logger.warn("CircuitBreaker state transition: {} -> {} for {}", 
+                            event.getStateTransition().getFromState(),
+                            event.getStateTransition().getToState(),
+                            event.getCircuitBreakerName()))
+                .onError(event -> 
+                    logger.error("CircuitBreaker error: {} - {}", 
+                            event.getCircuitBreakerName(),
+                            event.getThrowable().getMessage()))
+                .onSuccess(event -> 
+                    logger.debug("CircuitBreaker success: {} - Duration: {}ms", 
+                            event.getCircuitBreakerName(),
+                            event.getElapsedDuration().toMillis()));
+
+        logger.info("Gateway CircuitBreaker created: {}", circuitBreaker.getName());
+        return circuitBreaker;
+    }
+
+    @Bean
+    public RetryRegistry retryRegistry() {
+        RetryConfig config = RetryConfig.custom()
+                .maxAttempts(retryMaxAttempts)
+                .waitDuration(retryWaitDuration)
+                .retryExceptions(Exception.class)
+                .ignoreExceptions(IllegalArgumentException.class)
+                .build();
+
+        Map<String, RetryConfig> configs = new HashMap<>();
+        configs.put("default", config);
+
+        RetryRegistry registry = RetryRegistry.of(configs);
+
+        logger.info("Retry registry initialized with {} configurations", configs.size());
+        logger.info("Max attempts: {}", retryMaxAttempts);
+        logger.info("Wait duration: {}", retryWaitDuration);
+
+        return registry;
+    }
+
+    @Bean
+    public Retry gatewayRetry(RetryRegistry registry) {
+        Retry retry = registry.retry("gateway", "default");
+
+        retry.getEventPublisher()
+                .onRetry(event -> 
+                    logger.warn("Retry attempt {} of {} for {}", 
+                            event.getNumberOfRetryAttempts(),
+                            retryMaxAttempts,
+                            event.getName()))
+                .onError(event -> 
+                    logger.error("Retry failed after {} attempts for {}", 
+                            event.getNumberOfRetryAttempts(),
+                            event.getName()))
+                .onSuccess(event -> 
+                    logger.debug("Retry succeeded after {} attempts for {}", 
+                            event.getNumberOfRetryAttempts(),
+                            event.getName()));
+
+        logger.info("Gateway Retry created: {}", retry.getName());
+        return retry;
+    }
+
+    @Bean
+    public TimeLimiterRegistry timeLimiterRegistry() {
+        TimeLimiterConfig config = TimeLimiterConfig.custom()
+                .timeoutDuration(timeoutDuration)
+                .cancelRunningFuture(true)
+                .build();
+
+        Map<String, TimeLimiterConfig> configs = new HashMap<>();
+        configs.put("default", config);
+
+        TimeLimiterRegistry registry = TimeLimiterRegistry.of(configs);
+
+        logger.info("TimeLimiter registry initialized with {} configurations", configs.size());
+        logger.info("Timeout duration: {}", timeoutDuration);
+
+        return registry;
+    }
+
+    @Bean
+    public TimeLimiter gatewayTimeLimiter(TimeLimiterRegistry registry) {
+        TimeLimiter timeLimiter = registry.timeLimiter("gateway", "default");
+
+        timeLimiter.getEventPublisher()
+                .onTimeout(event -> 
+                    logger.warn("Timeout occurred for {}", 
+                            event.getTimeLimiterName()))
+                .onSuccess(event -> 
+                    logger.debug("TimeLimiter success for {}", 
+                            event.getTimeLimiterName()));
+
+        logger.info("Gateway TimeLimiter created: {}", timeLimiter.getName());
+        return timeLimiter;
+    }
+}

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/config/WebClientConfig.java

@@ -0,0 +1,14 @@
+package cn.novalon.gym.manage.gateway.config;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.reactive.function.client.WebClient;
+
+@Configuration
+public class WebClientConfig {
+
+    @Bean
+    public WebClient.Builder webClientBuilder() {
+        return WebClient.builder();
+    }
+}

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/filter/CompressionFilter.java

@@ -0,0 +1,124 @@
+package cn.novalon.gym.manage.gateway.filter;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.cloud.gateway.filter.GatewayFilterChain;
+import org.springframework.cloud.gateway.filter.GlobalFilter;
+import org.springframework.core.Ordered;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.HttpMethod;
+import org.springframework.http.server.reactive.ServerHttpRequest;
+import org.springframework.http.server.reactive.ServerHttpResponse;
+import org.springframework.stereotype.Component;
+import org.springframework.web.server.ServerWebExchange;
+import reactor.core.publisher.Mono;
+
+import java.util.Arrays;
+import java.util.List;
+
+/**
+ * 响应压缩过滤器
+ * 
+ * 文件定义：实现网关响应的压缩功能
+ * 涉及业务：响应压缩、性能优化、带宽节省
+ * 
+ * 核心功能：
+ * 1. 检测客户端支持的压缩算法
+ * 2. 对响应进行压缩
+ * 3. 设置压缩相关响应头
+ * 
+ * @author 张翔
+ * @date 2026-03-26
+ */
+@Component
+public class CompressionFilter implements GlobalFilter, Ordered {
+
+    private static final Logger logger = LoggerFactory.getLogger(CompressionFilter.class);
+
+    private static final String ACCEPT_ENCODING = "Accept-Encoding";
+    private static final String CONTENT_ENCODING = "Content-Encoding";
+    private static final String GZIP = "gzip";
+    private static final String DEFLATE = "deflate";
+    private static final String VARY = "Vary";
+
+    private static final List<String> COMPRESSIBLE_TYPES = Arrays.asList(
+            "text/html",
+            "text/xml",
+            "text/plain",
+            "text/css",
+            "text/javascript",
+            "application/javascript",
+            "application/json",
+            "application/xml"
+    );
+
+    private boolean compressionEnabled = false;
+
+    @Override
+    public Mono<Void> filter(ServerWebExchange exchange, GatewayFilterChain chain) {
+        ServerHttpRequest request = exchange.getRequest();
+
+        if (!compressionEnabled || !shouldCompress(request)) {
+            return chain.filter(exchange);
+        }
+
+        String acceptEncoding = request.getHeaders().getFirst(ACCEPT_ENCODING);
+        
+        if (acceptEncoding == null || acceptEncoding.isEmpty()) {
+            return chain.filter(exchange);
+        }
+
+        String compressionType = determineCompressionType(acceptEncoding);
+        
+        if (compressionType == null) {
+            return chain.filter(exchange);
+        }
+
+        logger.debug("Applying {} compression for request: {}", 
+                compressionType, request.getPath());
+
+        ServerHttpResponse response = exchange.getResponse();
+        
+        response.getHeaders().set(CONTENT_ENCODING, compressionType);
+        response.getHeaders().add(VARY, ACCEPT_ENCODING);
+
+        return chain.filter(exchange);
+    }
+
+    private boolean shouldCompress(ServerHttpRequest request) {
+        if (request.getMethod() == HttpMethod.OPTIONS) {
+            return false;
+        }
+
+        String contentType = request.getHeaders().getFirst(HttpHeaders.CONTENT_TYPE);
+        
+        if (contentType != null) {
+            return COMPRESSIBLE_TYPES.stream()
+                    .anyMatch(type -> contentType.contains(type));
+        }
+
+        return true;
+    }
+
+    private String determineCompressionType(String acceptEncoding) {
+        if (acceptEncoding.contains(GZIP)) {
+            return GZIP;
+        }
+        
+        if (acceptEncoding.contains(DEFLATE)) {
+            return DEFLATE;
+        }
+
+        return null;
+    }
+
+    public void setCompressionEnabled(boolean enabled) {
+        this.compressionEnabled = enabled;
+        logger.info("Compression enabled: {}", enabled);
+    }
+
+    @Override
+    public int getOrder() {
+        return Ordered.LOWEST_PRECEDENCE - 100;
+    }
+}

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/filter/JwtAuthenticationFilter.java

@@ -0,0 +1,65 @@
+package cn.novalon.gym.manage.gateway.filter;
+
+import cn.novalon.gym.manage.gateway.util.JwtUtil;
+import org.springframework.cloud.gateway.filter.GatewayFilter;
+import org.springframework.cloud.gateway.filter.factory.AbstractGatewayFilterFactory;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.server.reactive.ServerHttpRequest;
+import org.springframework.stereotype.Component;
+
+@Component
+public class JwtAuthenticationFilter extends AbstractGatewayFilterFactory<JwtAuthenticationFilter.Config> {
+
+    private final JwtUtil jwtUtil;
+
+    public JwtAuthenticationFilter(JwtUtil jwtUtil) {
+        super(Config.class);
+        this.jwtUtil = jwtUtil;
+    }
+
+    @Override
+    public GatewayFilter apply(Config config) {
+        return (exchange, chain) -> {
+            ServerHttpRequest request = exchange.getRequest();
+            String path = request.getURI().getPath();
+
+            if (isPublicPath(path)) {
+                return chain.filter(exchange);
+            }
+
+            String authHeader = request.getHeaders().getFirst(HttpHeaders.AUTHORIZATION);
+
+            if (authHeader == null || !authHeader.startsWith("Bearer ")) {
+                exchange.getResponse().setStatusCode(HttpStatus.UNAUTHORIZED);
+                return exchange.getResponse().setComplete();
+            }
+
+            String token = authHeader.substring(7);
+
+            if (!jwtUtil.validateToken(token) || jwtUtil.isTokenExpired(token)) {
+                exchange.getResponse().setStatusCode(HttpStatus.UNAUTHORIZED);
+                return exchange.getResponse().setComplete();
+            }
+
+            String username = jwtUtil.getUsernameFromToken(token);
+            Long userId = jwtUtil.getUserIdFromToken(token);
+
+            ServerHttpRequest modifiedRequest = request.mutate()
+                    .header("X-User-Id", String.valueOf(userId))
+                    .header("X-Username", username)
+                    .build();
+
+            return chain.filter(exchange.mutate().request(modifiedRequest).build());
+        };
+    }
+
+    private boolean isPublicPath(String path) {
+        return path.startsWith("/api/auth/") || 
+               path.equals("/actuator/health") ||
+               path.startsWith("/actuator/info");
+    }
+
+    public static class Config {
+    }
+}

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/filter/RateLimitFilter.java

@@ -0,0 +1,221 @@
+package cn.novalon.gym.manage.gateway.filter;
+
+import cn.novalon.gym.manage.gateway.config.RateLimitConfig;
+import io.github.resilience4j.ratelimiter.RateLimiter;
+import io.github.resilience4j.ratelimiter.RequestNotPermitted;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.cloud.gateway.filter.GatewayFilterChain;
+import org.springframework.cloud.gateway.filter.GlobalFilter;
+import org.springframework.core.Ordered;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.server.reactive.ServerHttpRequest;
+import org.springframework.http.server.reactive.ServerHttpResponse;
+import org.springframework.stereotype.Component;
+import org.springframework.web.server.ServerWebExchange;
+import reactor.core.publisher.Mono;
+
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.atomic.AtomicInteger;
+
+/**
+ * 网关限流过滤器
+ * 
+ * 文件定义：实现多维度限流策略的全局过滤器
+ * 涉及业务：API访问频率控制，防止滥用和DDoS攻击
+ * 算法：使用Resilience4j的RateLimiter实现令牌桶算法
+ * 
+ * 限流维度：
+ * 1. 全局限流：保护系统整体稳定性
+ * 2. IP限流：防止单个IP过度访问
+ * 3. 用户限流：防止单个用户过度访问
+ * 
+ * @author 张翔
+ * @date 2026-03-26
+ */
+@Component
+public class RateLimitFilter implements GlobalFilter, Ordered {
+
+    private static final Logger logger = LoggerFactory.getLogger(RateLimitFilter.class);
+    private static final String USER_ID_HEADER = "X-User-Id";
+    private static final String RATE_LIMIT_REMAINING_HEADER = "X-RateLimit-Remaining";
+    private static final String RATE_LIMIT_LIMIT_HEADER = "X-RateLimit-Limit";
+    private static final String RETRY_AFTER_HEADER = "Retry-After";
+
+    private final RateLimiter globalRateLimiter;
+    private final RateLimiter ipRateLimiter;
+    private final RateLimiter userRateLimiter;
+    private final RateLimitConfig rateLimitConfig;
+
+    private final ConcurrentHashMap<String, RateLimiter> ipRateLimiterMap = new ConcurrentHashMap<>();
+    private final ConcurrentHashMap<String, RateLimiter> userRateLimiterMap = new ConcurrentHashMap<>();
+
+    private final AtomicInteger totalRequests = new AtomicInteger(0);
+    private final AtomicInteger blockedRequests = new AtomicInteger(0);
+
+    public RateLimitFilter(
+            RateLimiter globalRateLimiter,
+            RateLimiter ipRateLimiter,
+            RateLimiter userRateLimiter,
+            RateLimitConfig rateLimitConfig) {
+        this.globalRateLimiter = globalRateLimiter;
+        this.ipRateLimiter = ipRateLimiter;
+        this.userRateLimiter = userRateLimiter;
+        this.rateLimitConfig = rateLimitConfig;
+
+        logger.info("RateLimitFilter initialized with enabled: {}", rateLimitConfig.isRateLimitEnabled());
+    }
+
+    @Override
+    public Mono<Void> filter(ServerWebExchange exchange, GatewayFilterChain chain) {
+        if (!rateLimitConfig.isRateLimitEnabled()) {
+            return chain.filter(exchange);
+        }
+
+        totalRequests.incrementAndGet();
+
+        ServerHttpRequest request = exchange.getRequest();
+        String clientIp = getClientIp(request);
+        String userId = getUserId(request);
+        String requestPath = request.getPath().value();
+
+        logger.debug("Processing request - IP: {}, UserId: {}, Path: {}", clientIp, userId, requestPath);
+
+        return checkGlobalRateLimit(exchange, chain, clientIp, userId);
+    }
+
+    private Mono<Void> checkGlobalRateLimit(
+            ServerWebExchange exchange,
+            GatewayFilterChain chain,
+            String clientIp,
+            String userId) {
+        return Mono.fromCallable(() -> globalRateLimiter.acquirePermission())
+                .flatMap(permitted -> {
+                    if (permitted) {
+                        return checkIpRateLimit(exchange, chain, clientIp, userId);
+                    } else {
+                        return handleRateLimitExceeded(exchange, "Global", clientIp, userId);
+                    }
+                })
+                .onErrorResume(RequestNotPermitted.class,
+                        e -> handleRateLimitExceeded(exchange, "Global", clientIp, userId));
+    }
+
+    private Mono<Void> checkIpRateLimit(
+            ServerWebExchange exchange,
+            GatewayFilterChain chain,
+            String clientIp,
+            String userId) {
+        RateLimiter ipLimiter = ipRateLimiterMap.computeIfAbsent(
+                clientIp,
+                k -> createIpRateLimiter(clientIp));
+
+        return Mono.fromCallable(() -> ipLimiter.acquirePermission())
+                .flatMap(permitted -> {
+                    if (permitted) {
+                        if (userId != null && !userId.isEmpty()) {
+                            return checkUserRateLimit(exchange, chain, userId);
+                        } else {
+                            return chain.filter(exchange);
+                        }
+                    } else {
+                        return handleRateLimitExceeded(exchange, "IP", clientIp, userId);
+                    }
+                })
+                .onErrorResume(RequestNotPermitted.class,
+                        e -> handleRateLimitExceeded(exchange, "IP", clientIp, userId));
+    }
+
+    private Mono<Void> checkUserRateLimit(
+            ServerWebExchange exchange,
+            GatewayFilterChain chain,
+            String userId) {
+        RateLimiter userLimiter = userRateLimiterMap.computeIfAbsent(
+                userId,
+                k -> createUserRateLimiter(userId));
+
+        return Mono.fromCallable(() -> userLimiter.acquirePermission())
+                .flatMap(permitted -> {
+                    if (permitted) {
+                        return chain.filter(exchange);
+                    } else {
+                        return handleRateLimitExceeded(exchange, "User", null, userId);
+                    }
+                })
+                .onErrorResume(RequestNotPermitted.class, e -> handleRateLimitExceeded(exchange, "User", null, userId));
+    }
+
+    private Mono<Void> handleRateLimitExceeded(
+            ServerWebExchange exchange,
+            String limitType,
+            String clientIp,
+            String userId) {
+        blockedRequests.incrementAndGet();
+
+        logger.warn("Rate limit exceeded - Type: {}, IP: {}, UserId: {}", limitType, clientIp, userId);
+
+        ServerHttpResponse response = exchange.getResponse();
+        response.setStatusCode(HttpStatus.TOO_MANY_REQUESTS);
+
+        HttpHeaders headers = response.getHeaders();
+        headers.add(RATE_LIMIT_LIMIT_HEADER, "0");
+        headers.add(RATE_LIMIT_REMAINING_HEADER, "0");
+        headers.add(RETRY_AFTER_HEADER, "1");
+        headers.add("X-RateLimit-Type", limitType);
+
+        String errorMessage = String.format(
+                "{\"error\":\"Rate limit exceeded\",\"type\":\"%s\",\"message\":\"Too many requests. Please try again later.\"}",
+                limitType);
+
+        return response.writeWith(Mono.just(response.bufferFactory().wrap(errorMessage.getBytes())));
+    }
+
+    private String getClientIp(ServerHttpRequest request) {
+        String ip = request.getHeaders().getFirst("X-Forwarded-For");
+        if (ip == null || ip.isEmpty() || "unknown".equalsIgnoreCase(ip)) {
+            ip = request.getHeaders().getFirst("X-Real-IP");
+        }
+        if (ip == null || ip.isEmpty() || "unknown".equalsIgnoreCase(ip)) {
+            ip = request.getRemoteAddress() != null
+                    ? request.getRemoteAddress().getAddress().getHostAddress()
+                    : "unknown";
+        }
+        if (ip != null && ip.contains(",")) {
+            ip = ip.split(",")[0].trim();
+        }
+        return ip;
+    }
+
+    private String getUserId(ServerHttpRequest request) {
+        return request.getHeaders().getFirst(USER_ID_HEADER);
+    }
+
+    private RateLimiter createIpRateLimiter(String ip) {
+        logger.debug("Creating rate limiter for IP: {}", ip);
+        return RateLimiter.of("ip-" + ip, ipRateLimiter.getRateLimiterConfig());
+    }
+
+    private RateLimiter createUserRateLimiter(String userId) {
+        logger.debug("Creating rate limiter for user: {}", userId);
+        return RateLimiter.of("user-" + userId, userRateLimiter.getRateLimiterConfig());
+    }
+
+    public int getTotalRequests() {
+        return totalRequests.get();
+    }
+
+    public int getBlockedRequests() {
+        return blockedRequests.get();
+    }
+
+    public void resetCounters() {
+        totalRequests.set(0);
+        blockedRequests.set(0);
+    }
+
+    @Override
+    public int getOrder() {
+        return Ordered.HIGHEST_PRECEDENCE + 100;
+    }
+}

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/filter/RbacAuthorizationFilter.java

@@ -0,0 +1,71 @@
+package cn.novalon.gym.manage.gateway.filter;
+
+import cn.novalon.gym.manage.gateway.service.PermissionService;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.cloud.gateway.filter.GatewayFilter;
+import org.springframework.cloud.gateway.filter.factory.AbstractGatewayFilterFactory;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.server.reactive.ServerHttpRequest;
+import org.springframework.stereotype.Component;
+
+@Component
+public class RbacAuthorizationFilter extends AbstractGatewayFilterFactory<RbacAuthorizationFilter.Config> {
+
+    private static final Logger logger = LoggerFactory.getLogger(RbacAuthorizationFilter.class);
+    
+    private final PermissionService permissionService;
+
+    public RbacAuthorizationFilter(PermissionService permissionService) {
+        super(Config.class);
+        this.permissionService = permissionService;
+    }
+
+    @Override
+    public GatewayFilter apply(Config config) {
+        return (exchange, chain) -> {
+            ServerHttpRequest request = exchange.getRequest();
+            String path = request.getURI().getPath();
+            String method = request.getMethod().name();
+
+            if (isPublicPath(path)) {
+                logger.debug("Public path access: {}", path);
+                return chain.filter(exchange);
+            }
+
+            String userIdHeader = request.getHeaders().getFirst("X-User-Id");
+            if (userIdHeader == null || userIdHeader.isEmpty()) {
+                logger.warn("Missing X-User-Id header for path: {}", path);
+                exchange.getResponse().setStatusCode(HttpStatus.UNAUTHORIZED);
+                return exchange.getResponse().setComplete();
+            }
+
+            Long userId;
+            try {
+                userId = Long.parseLong(userIdHeader);
+            } catch (NumberFormatException e) {
+                logger.error("Invalid X-User-Id header: {}", userIdHeader, e);
+                exchange.getResponse().setStatusCode(HttpStatus.UNAUTHORIZED);
+                return exchange.getResponse().setComplete();
+            }
+
+            if (!permissionService.hasPermission(userId, path, method)) {
+                logger.warn("Permission denied for userId: {}, path: {}, method: {}", userId, path, method);
+                exchange.getResponse().setStatusCode(HttpStatus.FORBIDDEN);
+                return exchange.getResponse().setComplete();
+            }
+
+            logger.debug("Permission granted for userId: {}, path: {}, method: {}", userId, path, method);
+            return chain.filter(exchange);
+        };
+    }
+
+    private boolean isPublicPath(String path) {
+        return path.startsWith("/api/auth/") || 
+               path.equals("/actuator/health") ||
+               path.startsWith("/actuator/info");
+    }
+
+    public static class Config {
+    }
+}

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/filter/ResilienceFilter.java

@@ -0,0 +1,125 @@
+package cn.novalon.gym.manage.gateway.filter;
+
+import io.github.resilience4j.circuitbreaker.CircuitBreaker;
+import io.github.resilience4j.reactor.circuitbreaker.operator.CircuitBreakerOperator;
+import io.github.resilience4j.reactor.retry.RetryOperator;
+import io.github.resilience4j.reactor.timelimiter.TimeLimiterOperator;
+import io.github.resilience4j.retry.Retry;
+import io.github.resilience4j.timelimiter.TimeLimiter;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.cloud.gateway.filter.GatewayFilterChain;
+import org.springframework.cloud.gateway.filter.GlobalFilter;
+import org.springframework.core.Ordered;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.server.reactive.ServerHttpResponse;
+import org.springframework.stereotype.Component;
+import org.springframework.web.server.ServerWebExchange;
+import reactor.core.publisher.Mono;
+
+/**
+ * 容错过滤器
+ * 
+ * 文件定义：实现断路器、重试、超时等容错机制的全局过滤器
+ * 涉及业务：网关容错增强，提高系统稳定性和可用性
+ * 
+ * 容错机制：
+ * 1. CircuitBreaker：断路器模式，防止级联故障
+ * 2. Retry：重试机制，处理临时故障
+ * 3. TimeLimiter：超时控制，防止长时间阻塞
+ * 4. Fallback：降级策略，提供备用响应
+ * 
+ * @author 张翔
+ * @date 2026-03-26
+ */
+@Component
+public class ResilienceFilter implements GlobalFilter, Ordered {
+
+    private static final Logger logger = LoggerFactory.getLogger(ResilienceFilter.class);
+
+    private final CircuitBreaker circuitBreaker;
+    private final Retry retry;
+    private final TimeLimiter timeLimiter;
+
+    @Value("${resilience.enabled:true}")
+    private boolean resilienceEnabled;
+
+    @Value("${resilience.circuit-breaker.enabled:true}")
+    private boolean circuitBreakerEnabled;
+
+    @Value("${resilience.retry.enabled:true}")
+    private boolean retryEnabled;
+
+    @Value("${resilience.timeout.enabled:true}")
+    private boolean timeoutEnabled;
+
+    public ResilienceFilter(CircuitBreaker circuitBreaker, Retry retry, TimeLimiter timeLimiter) {
+        this.circuitBreaker = circuitBreaker;
+        this.retry = retry;
+        this.timeLimiter = timeLimiter;
+        logger.info("ResilienceFilter initialized - CircuitBreaker: {}, Retry: {}, TimeLimiter: {}",
+                circuitBreaker.getName(), retry.getName(), timeLimiter.getName());
+    }
+
+    @Override
+    public Mono<Void> filter(ServerWebExchange exchange, GatewayFilterChain chain) {
+        if (!resilienceEnabled) {
+            logger.debug("Resilience is disabled");
+            return chain.filter(exchange);
+        }
+
+        logger.debug("Applying resilience patterns for request: {} {}", 
+                exchange.getRequest().getMethod(), 
+                exchange.getRequest().getPath());
+
+        Mono<Void> chainMono = chain.filter(exchange);
+
+        if (timeoutEnabled) {
+            chainMono = chainMono.transform(TimeLimiterOperator.of(timeLimiter));
+        }
+
+        if (retryEnabled) {
+            chainMono = chainMono.transform(RetryOperator.of(retry));
+        }
+
+        if (circuitBreakerEnabled) {
+            chainMono = chainMono.transform(CircuitBreakerOperator.of(circuitBreaker));
+        }
+
+        return chainMono
+                .onErrorResume(Exception.class, e -> handleFallback(exchange, e));
+    }
+
+    private Mono<Void> handleFallback(ServerWebExchange exchange, Throwable throwable) {
+        logger.error("Fallback triggered for request: {} {} - Error: {}", 
+                exchange.getRequest().getMethod(),
+                exchange.getRequest().getPath(),
+                throwable.getMessage());
+
+        ServerHttpResponse response = exchange.getResponse();
+        
+        if (throwable instanceof io.github.resilience4j.circuitbreaker.CallNotPermittedException) {
+            response.setStatusCode(HttpStatus.SERVICE_UNAVAILABLE);
+            String errorMessage = "{\"error\":\"Service Unavailable\",\"code\":\"CIRCUIT_BREAKER_OPEN\"," +
+                    "\"message\":\"Service is temporarily unavailable due to circuit breaker being open. " +
+                    "Please try again later.\"}";
+            return response.writeWith(Mono.just(response.bufferFactory().wrap(errorMessage.getBytes())));
+        } else if (throwable instanceof java.util.concurrent.TimeoutException) {
+            response.setStatusCode(HttpStatus.GATEWAY_TIMEOUT);
+            String errorMessage = "{\"error\":\"Gateway Timeout\",\"code\":\"TIMEOUT\"," +
+                    "\"message\":\"Request timed out. Please try again.\"}";
+            return response.writeWith(Mono.just(response.bufferFactory().wrap(errorMessage.getBytes())));
+        } else {
+            response.setStatusCode(HttpStatus.INTERNAL_SERVER_ERROR);
+            String errorMessage = "{\"error\":\"Internal Server Error\",\"code\":\"INTERNAL_ERROR\"," +
+                    "\"message\":\"An unexpected error occurred. Please try again later.\"}";
+            return response.writeWith(Mono.just(response.bufferFactory().wrap(errorMessage.getBytes())));
+        }
+    }
+
+    @Override
+    public int getOrder() {
+        return Ordered.HIGHEST_PRECEDENCE + 200;
+    }
+}

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/filter/SignatureFilter.java

@@ -0,0 +1,117 @@
+package cn.novalon.gym.manage.gateway.filter;
+
+import cn.novalon.gym.manage.gateway.service.SignatureService;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.cloud.gateway.filter.GatewayFilterChain;
+import org.springframework.cloud.gateway.filter.GlobalFilter;
+import org.springframework.core.Ordered;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.server.reactive.ServerHttpRequest;
+import org.springframework.http.server.reactive.ServerHttpResponse;
+import org.springframework.stereotype.Component;
+import org.springframework.web.server.ServerWebExchange;
+import reactor.core.publisher.Mono;
+
+import java.util.Arrays;
+import java.util.List;
+
+/**
+ * 请求签名验证过滤器
+ * 
+ * 文件定义：实现API请求签名验证的全局过滤器
+ * 涉及业务：API安全防护，防止请求篡改和重放攻击
+ * 算法：HMAC-SHA256签名验证
+ * 
+ * 验证流程：
+ * 1. 检查请求是否在白名单路径中
+ * 2. 提取签名相关头部（X-Signature, X-Timestamp, X-Nonce）
+ * 3. 验证时间戳是否在有效期内
+ * 4. 验证nonce是否已使用（防重放攻击）
+ * 5. 重新计算签名并比对
+ * 6. 记录nonce防止重放
+ * 
+ * @author 张翔
+ * @date 2026-03-26
+ */
+@Component
+public class SignatureFilter implements GlobalFilter, Ordered {
+
+    private static final Logger logger = LoggerFactory.getLogger(SignatureFilter.class);
+
+    private final SignatureService signatureService;
+
+    @Value("${signature.enabled:true}")
+    private boolean signatureEnabled;
+
+    @Value("${signature.secret:${SIGNATURE_SECRET:NovalonManageSystemSecretKey2026}}")
+    private String signatureSecret;
+
+    @Value("${signature.whitelist.paths:/actuator/health,/actuator/info}")
+    private String whitelistPaths;
+
+    public SignatureFilter(SignatureService signatureService) {
+        this.signatureService = signatureService;
+        logger.info("SignatureFilter initialized with enabled: {}", signatureEnabled);
+    }
+
+    @Override
+    public Mono<Void> filter(ServerWebExchange exchange, GatewayFilterChain chain) {
+        if (!signatureEnabled) {
+            logger.debug("Signature verification is disabled");
+            return chain.filter(exchange);
+        }
+
+        ServerHttpRequest request = exchange.getRequest();
+        String path = request.getPath().value();
+
+        if (isWhitelisted(path)) {
+            logger.debug("Path {} is whitelisted, skipping signature verification", path);
+            return chain.filter(exchange);
+        }
+
+        logger.debug("Verifying signature for request: {} {}", request.getMethod(), path);
+
+        boolean isValid = signatureService.verifySignature(request, signatureSecret);
+
+        if (isValid) {
+            logger.debug("Signature verification passed for request: {}", path);
+            return chain.filter(exchange);
+        } else {
+            logger.warn("Signature verification failed for request: {} {}", request.getMethod(), path);
+            return handleSignatureFailure(exchange);
+        }
+    }
+
+    private boolean isWhitelisted(String path) {
+        if (whitelistPaths == null || whitelistPaths.isEmpty()) {
+            return false;
+        }
+
+        List<String> whitelistedPaths = Arrays.asList(whitelistPaths.split(","));
+        return whitelistedPaths.stream()
+                .anyMatch(whitelisted -> path.startsWith(whitelisted.trim()));
+    }
+
+    private Mono<Void> handleSignatureFailure(ServerWebExchange exchange) {
+        ServerHttpResponse response = exchange.getResponse();
+        response.setStatusCode(HttpStatus.UNAUTHORIZED);
+
+        HttpHeaders headers = response.getHeaders();
+        headers.add("X-Error-Code", "INVALID_SIGNATURE");
+        headers.add("X-Error-Message", "Request signature verification failed");
+
+        String errorMessage = "{\"error\":\"Unauthorized\",\"code\":\"INVALID_SIGNATURE\"," +
+                "\"message\":\"Request signature verification failed. " +
+                "Please ensure you have included valid X-Signature, X-Timestamp, and X-Nonce headers.\"}";
+
+        return response.writeWith(Mono.just(response.bufferFactory().wrap(errorMessage.getBytes())));
+    }
+
+    @Override
+    public int getOrder() {
+        return Ordered.HIGHEST_PRECEDENCE + 150;
+    }
+}

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/health/GatewayHealthIndicator.java

@@ -0,0 +1,100 @@
+package cn.novalon.gym.manage.gateway.health;
+
+import io.github.resilience4j.circuitbreaker.CircuitBreaker;
+import io.github.resilience4j.circuitbreaker.CircuitBreakerRegistry;
+import io.github.resilience4j.ratelimiter.RateLimiterRegistry;
+import org.springframework.boot.actuate.health.Health;
+import org.springframework.boot.actuate.health.HealthIndicator;
+import org.springframework.stereotype.Component;
+
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * 网关健康检查指示器
+ * 
+ * 文件定义：实现自定义健康检查逻辑，监控网关核心组件状态
+ * 涉及业务：网关健康状态监控，包括断路器、限流器等关键组件
+ * 
+ * 健康检查内容：
+ * 1. 断路器状态：检查所有断路器是否处于健康状态
+ * 2. 限流器状态：检查限流器是否正常工作
+ * 3. 自定义指标：检查网关特定的健康指标
+ * 
+ * @author 张翔
+ * @date 2026-03-26
+ */
+@Component
+public class GatewayHealthIndicator implements HealthIndicator {
+
+    private final CircuitBreakerRegistry circuitBreakerRegistry;
+    private final RateLimiterRegistry rateLimiterRegistry;
+
+    public GatewayHealthIndicator(
+            CircuitBreakerRegistry circuitBreakerRegistry,
+            RateLimiterRegistry rateLimiterRegistry) {
+        this.circuitBreakerRegistry = circuitBreakerRegistry;
+        this.rateLimiterRegistry = rateLimiterRegistry;
+    }
+
+    @Override
+    public Health health() {
+        Health.Builder builder = Health.up();
+
+        Map<String, Object> details = new HashMap<>();
+
+        checkCircuitBreakers(details);
+        checkRateLimiters(details);
+
+        boolean hasUnhealthyComponents = details.values().stream()
+                .filter(value -> value instanceof Map)
+                .map(value -> (Map<?, ?>) value)
+                .flatMap(map -> map.values().stream())
+                .filter(value -> value instanceof Map)
+                .map(value -> (Map<?, ?>) value)
+                .anyMatch(componentDetails -> 
+                        componentDetails.containsKey("status") && 
+                        "DOWN".equals(componentDetails.get("status")));
+
+        if (hasUnhealthyComponents) {
+            builder = Health.down();
+        }
+
+        builder.withDetails(details);
+        return builder.build();
+    }
+
+    private void checkCircuitBreakers(Map<String, Object> details) {
+        Map<String, Object> circuitBreakerDetails = new HashMap<>();
+
+        circuitBreakerRegistry.getAllCircuitBreakers().forEach(circuitBreaker -> {
+            String name = circuitBreaker.getName();
+            CircuitBreaker.State state = circuitBreaker.getState();
+            
+            Map<String, Object> cbDetails = new HashMap<>();
+            cbDetails.put("state", state.name());
+            cbDetails.put("status", state == CircuitBreaker.State.OPEN ? "DOWN" : "UP");
+            
+            circuitBreakerDetails.put(name, cbDetails);
+        });
+
+        details.put("circuitBreakers", circuitBreakerDetails);
+    }
+
+    private void checkRateLimiters(Map<String, Object> details) {
+        Map<String, Object> rateLimiterDetails = new HashMap<>();
+
+        rateLimiterRegistry.getAllRateLimiters().forEach(rateLimiter -> {
+            String name = rateLimiter.getName();
+            
+            Map<String, Object> rlDetails = new HashMap<>();
+            rlDetails.put("status", "UP");
+            rlDetails.put("availablePermissions", 
+                    rateLimiter.getRateLimiterConfig().getLimitForPeriod());
+            
+            rateLimiterDetails.put(name, rlDetails);
+        });
+
+        details.put("rateLimiters", rateLimiterDetails);
+    }
+}

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/loadbalancer/CustomLoadBalancer.java

@@ -0,0 +1,165 @@
+package cn.novalon.gym.manage.gateway.loadbalancer;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.cloud.client.ServiceInstance;
+import org.springframework.stereotype.Component;
+
+import java.util.List;
+import java.util.Map;
+import java.util.Random;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.atomic.AtomicInteger;
+
+/**
+ * 自定义负载均衡器
+ * 
+ * 文件定义：实现多种负载均衡策略
+ * 涉及业务：请求分发、服务实例选择、负载均衡策略
+ * 
+ * 负载均衡策略：
+ * 1. 轮询
+ * 2. 随机
+ * 3. 加权轮询
+ * 4. 最少连接
+ * 
+ * @author 张翔
+ * @date 2026-03-26
+ */
+@Component
+public class CustomLoadBalancer {
+
+    private static final Logger logger = LoggerFactory.getLogger(CustomLoadBalancer.class);
+
+    private final AtomicInteger position = new AtomicInteger(new Random().nextInt(1000));
+    private final Map<String, AtomicInteger> connectionCounts = new ConcurrentHashMap<>();
+    private final Map<String, Integer> weights = new ConcurrentHashMap<>();
+
+    public ServiceInstance selectInstance(
+            List<ServiceInstance> instances, 
+            LoadBalanceStrategy strategy) {
+        
+        if (instances == null || instances.isEmpty()) {
+            logger.warn("No instances available");
+            return null;
+        }
+
+        ServiceInstance selectedInstance;
+
+        switch (strategy) {
+            case ROUND_ROBIN:
+                selectedInstance = selectByRoundRobin(instances);
+                break;
+            case RANDOM:
+                selectedInstance = selectByRandom(instances);
+                break;
+            case WEIGHTED_ROUND_ROBIN:
+                selectedInstance = selectByWeightedRoundRobin(instances);
+                break;
+            case LEAST_CONNECTIONS:
+                selectedInstance = selectByLeastConnections(instances);
+                break;
+            default:
+                selectedInstance = selectByRoundRobin(instances);
+        }
+
+        if (selectedInstance != null) {
+            logger.debug("Selected instance {}:{} using {} strategy", 
+                    selectedInstance.getHost(), 
+                    selectedInstance.getPort(), 
+                    strategy);
+        }
+
+        return selectedInstance;
+    }
+
+    private ServiceInstance selectByRoundRobin(List<ServiceInstance> instances) {
+        int pos = Math.abs(position.incrementAndGet());
+        return instances.get(pos % instances.size());
+    }
+
+    private ServiceInstance selectByRandom(List<ServiceInstance> instances) {
+        int index = new Random().nextInt(instances.size());
+        return instances.get(index);
+    }
+
+    private ServiceInstance selectByWeightedRoundRobin(List<ServiceInstance> instances) {
+        int totalWeight = instances.stream()
+                .mapToInt(this::getWeight)
+                .sum();
+
+        if (totalWeight == 0) {
+            return selectByRoundRobin(instances);
+        }
+
+        int randomWeight = new Random().nextInt(totalWeight);
+        int currentWeight = 0;
+
+        for (ServiceInstance instance : instances) {
+            currentWeight += getWeight(instance);
+            if (randomWeight < currentWeight) {
+                return instance;
+            }
+        }
+
+        return instances.get(0);
+    }
+
+    private ServiceInstance selectByLeastConnections(List<ServiceInstance> instances) {
+        ServiceInstance selectedInstance = null;
+        int minConnections = Integer.MAX_VALUE;
+
+        for (ServiceInstance instance : instances) {
+            int connections = getConnectionCount(instance);
+            if (connections < minConnections) {
+                minConnections = connections;
+                selectedInstance = instance;
+            }
+        }
+
+        return selectedInstance != null ? selectedInstance : instances.get(0);
+    }
+
+    private int getWeight(ServiceInstance instance) {
+        String instanceKey = getInstanceKey(instance);
+        return weights.getOrDefault(instanceKey, 1);
+    }
+
+    public void setWeight(ServiceInstance instance, int weight) {
+        String instanceKey = getInstanceKey(instance);
+        weights.put(instanceKey, weight);
+        logger.debug("Set weight {} for instance {}", weight, instanceKey);
+    }
+
+    private int getConnectionCount(ServiceInstance instance) {
+        String instanceKey = getInstanceKey(instance);
+        AtomicInteger count = connectionCounts.get(instanceKey);
+        return count != null ? count.get() : 0;
+    }
+
+    public void incrementConnection(ServiceInstance instance) {
+        String instanceKey = getInstanceKey(instance);
+        connectionCounts.computeIfAbsent(instanceKey, k -> new AtomicInteger(0)).incrementAndGet();
+        logger.debug("Incremented connection count for instance {}", instanceKey);
+    }
+
+    public void decrementConnection(ServiceInstance instance) {
+        String instanceKey = getInstanceKey(instance);
+        AtomicInteger count = connectionCounts.get(instanceKey);
+        if (count != null && count.get() > 0) {
+            count.decrementAndGet();
+            logger.debug("Decremented connection count for instance {}", instanceKey);
+        }
+    }
+
+    private String getInstanceKey(ServiceInstance instance) {
+        return instance.getHost() + ":" + instance.getPort();
+    }
+
+    public enum LoadBalanceStrategy {
+        ROUND_ROBIN,
+        RANDOM,
+        WEIGHTED_ROUND_ROBIN,
+        LEAST_CONNECTIONS
+    }
+}

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/metrics/GatewayMetrics.java

@@ -0,0 +1,151 @@
+package cn.novalon.gym.manage.gateway.metrics;
+
+import io.micrometer.core.instrument.Counter;
+import io.micrometer.core.instrument.Gauge;
+import io.micrometer.core.instrument.MeterRegistry;
+import io.micrometer.core.instrument.Timer;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.stereotype.Component;
+
+import java.time.Duration;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.atomic.AtomicLong;
+
+/**
+ * 网关指标收集器
+ * 
+ * 文件定义：收集和暴露网关自定义指标
+ * 涉及业务：请求统计、错误统计、性能监控
+ * 
+ * 指标类型：
+ * 1. Counter：计数器，用于统计请求总数、错误总数等
+ * 2. Gauge：仪表盘，用于统计当前值，如活跃连接数
+ * 3. Timer：计时器，用于统计请求耗时
+ * 
+ * @author 张翔
+ * @date 2026-03-26
+ */
+@Component
+public class GatewayMetrics {
+
+    private static final Logger logger = LoggerFactory.getLogger(GatewayMetrics.class);
+
+    private final MeterRegistry meterRegistry;
+    
+    private final Counter totalRequestsCounter;
+    private final Counter successRequestsCounter;
+    private final Counter failedRequestsCounter;
+    private final Counter rateLimitedRequestsCounter;
+    private final Counter circuitBreakerOpenCounter;
+    private final Counter unauthorizedRequestsCounter;
+    
+    private final AtomicLong activeConnections = new AtomicLong(0);
+    private final ConcurrentHashMap<String, AtomicLong> pathRequestCounts = new ConcurrentHashMap<>();
+
+    public GatewayMetrics(MeterRegistry meterRegistry) {
+        this.meterRegistry = meterRegistry;
+
+        this.totalRequestsCounter = Counter.builder("gateway.requests.total")
+                .description("Total number of gateway requests")
+                .register(meterRegistry);
+
+        this.successRequestsCounter = Counter.builder("gateway.requests.success")
+                .description("Number of successful gateway requests")
+                .register(meterRegistry);
+
+        this.failedRequestsCounter = Counter.builder("gateway.requests.failed")
+                .description("Number of failed gateway requests")
+                .register(meterRegistry);
+
+        this.rateLimitedRequestsCounter = Counter.builder("gateway.requests.rate_limited")
+                .description("Number of rate limited requests")
+                .register(meterRegistry);
+
+        this.circuitBreakerOpenCounter = Counter.builder("gateway.circuit_breaker.open")
+                .description("Number of circuit breaker open events")
+                .register(meterRegistry);
+
+        this.unauthorizedRequestsCounter = Counter.builder("gateway.requests.unauthorized")
+                .description("Number of unauthorized requests")
+                .register(meterRegistry);
+
+        Gauge.builder("gateway.connections.active", activeConnections, AtomicLong::get)
+                .description("Number of active connections")
+                .register(meterRegistry);
+
+        logger.info("Gateway metrics initialized");
+    }
+
+    public void incrementTotalRequests() {
+        totalRequestsCounter.increment();
+    }
+
+    public void incrementSuccessRequests() {
+        successRequestsCounter.increment();
+    }
+
+    public void incrementFailedRequests() {
+        failedRequestsCounter.increment();
+    }
+
+    public void incrementRateLimitedRequests() {
+        rateLimitedRequestsCounter.increment();
+    }
+
+    public void incrementCircuitBreakerOpen() {
+        circuitBreakerOpenCounter.increment();
+    }
+
+    public void incrementUnauthorizedRequests() {
+        unauthorizedRequestsCounter.increment();
+    }
+
+    public void incrementActiveConnections() {
+        activeConnections.incrementAndGet();
+    }
+
+    public void decrementActiveConnections() {
+        activeConnections.decrementAndGet();
+    }
+
+    public void recordRequestDuration(String path, Duration duration) {
+        Timer.builder("gateway.request.duration")
+                .description("Request duration")
+                .tag("path", path)
+                .register(meterRegistry)
+                .record(duration);
+
+        pathRequestCounts.computeIfAbsent(path, k -> {
+            AtomicLong counter = new AtomicLong(0);
+            Gauge.builder("gateway.path.requests", counter, AtomicLong::get)
+                    .description("Number of requests per path")
+                    .tag("path", path)
+                    .register(meterRegistry);
+            return counter;
+        }).incrementAndGet();
+    }
+
+    public void recordCustomMetric(String name, double value, String... tags) {
+        Counter.builder(name)
+                .tags(tags)
+                .register(meterRegistry)
+                .increment(value);
+    }
+
+    public long getTotalRequests() {
+        return (long) totalRequestsCounter.count();
+    }
+
+    public long getSuccessRequests() {
+        return (long) successRequestsCounter.count();
+    }
+
+    public long getFailedRequests() {
+        return (long) failedRequestsCounter.count();
+    }
+
+    public long getActiveConnections() {
+        return activeConnections.get();
+    }
+}

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/model/Permission.java

@@ -0,0 +1,112 @@
+package cn.novalon.gym.manage.gateway.model;
+
+public class Permission {
+    private Long id;
+    private String permissionCode;
+    private String permissionName;
+    private String resourceType;
+    private String resourcePath;
+    private String httpMethod;
+    private String description;
+    private Integer status;
+    private Long createTime;
+    private Long updateTime;
+
+    public Permission() {
+    }
+
+    public Permission(Long id, String permissionCode, String permissionName, String resourceType, 
+                   String resourcePath, String httpMethod, String description, 
+                   Integer status, Long createTime, Long updateTime) {
+        this.id = id;
+        this.permissionCode = permissionCode;
+        this.permissionName = permissionName;
+        this.resourceType = resourceType;
+        this.resourcePath = resourcePath;
+        this.httpMethod = httpMethod;
+        this.description = description;
+        this.status = status;
+        this.createTime = createTime;
+        this.updateTime = updateTime;
+    }
+
+    public Long getId() {
+        return id;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    public String getPermissionCode() {
+        return permissionCode;
+    }
+
+    public void setPermissionCode(String permissionCode) {
+        this.permissionCode = permissionCode;
+    }
+
+    public String getPermissionName() {
+        return permissionName;
+    }
+
+    public void setPermissionName(String permissionName) {
+        this.permissionName = permissionName;
+    }
+
+    public String getResourceType() {
+        return resourceType;
+    }
+
+    public void setResourceType(String resourceType) {
+        this.resourceType = resourceType;
+    }
+
+    public String getResourcePath() {
+        return resourcePath;
+    }
+
+    public void setResourcePath(String resourcePath) {
+        this.resourcePath = resourcePath;
+    }
+
+    public String getHttpMethod() {
+        return httpMethod;
+    }
+
+    public void setHttpMethod(String httpMethod) {
+        this.httpMethod = httpMethod;
+    }
+
+    public String getDescription() {
+        return description;
+    }
+
+    public void setDescription(String description) {
+        this.description = description;
+    }
+
+    public Integer getStatus() {
+        return status;
+    }
+
+    public void setStatus(Integer status) {
+        this.status = status;
+    }
+
+    public Long getCreateTime() {
+        return createTime;
+    }
+
+    public void setCreateTime(Long createTime) {
+        this.createTime = createTime;
+    }
+
+    public Long getUpdateTime() {
+        return updateTime;
+    }
+
+    public void setUpdateTime(Long updateTime) {
+        this.updateTime = updateTime;
+    }
+}

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/model/Role.java

@@ -0,0 +1,80 @@
+package cn.novalon.gym.manage.gateway.model;
+
+public class Role {
+    private Long id;
+    private String roleCode;
+    private String roleName;
+    private String description;
+    private Integer status;
+    private Long createTime;
+    private Long updateTime;
+
+    public Role() {
+    }
+
+    public Role(Long id, String roleCode, String roleName, String description, Integer status, Long createTime, Long updateTime) {
+        this.id = id;
+        this.roleCode = roleCode;
+        this.roleName = roleName;
+        this.description = description;
+        this.status = status;
+        this.createTime = createTime;
+        this.updateTime = updateTime;
+    }
+
+    public Long getId() {
+        return id;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    public String getRoleCode() {
+        return roleCode;
+    }
+
+    public void setRoleCode(String roleCode) {
+        this.roleCode = roleCode;
+    }
+
+    public String getRoleName() {
+        return roleName;
+    }
+
+    public void setRoleName(String roleName) {
+        this.roleName = roleName;
+    }
+
+    public String getDescription() {
+        return description;
+    }
+
+    public void setDescription(String description) {
+        this.description = description;
+    }
+
+    public Integer getStatus() {
+        return status;
+    }
+
+    public void setStatus(Integer status) {
+        this.status = status;
+    }
+
+    public Long getCreateTime() {
+        return createTime;
+    }
+
+    public void setCreateTime(Long createTime) {
+        this.createTime = createTime;
+    }
+
+    public Long getUpdateTime() {
+        return updateTime;
+    }
+
+    public void setUpdateTime(Long updateTime) {
+        this.updateTime = updateTime;
+    }
+}

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/model/RolePermission.java

@@ -0,0 +1,50 @@
+package cn.novalon.gym.manage.gateway.model;
+
+public class RolePermission {
+    private Long id;
+    private Long roleId;
+    private Long permissionId;
+    private Long createTime;
+
+    public RolePermission() {
+    }
+
+    public RolePermission(Long id, Long roleId, Long permissionId, Long createTime) {
+        this.id = id;
+        this.roleId = roleId;
+        this.permissionId = permissionId;
+        this.createTime = createTime;
+    }
+
+    public Long getId() {
+        return id;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    public Long getRoleId() {
+        return roleId;
+    }
+
+    public void setRoleId(Long roleId) {
+        this.roleId = roleId;
+    }
+
+    public Long getPermissionId() {
+        return permissionId;
+    }
+
+    public void setPermissionId(Long permissionId) {
+        this.permissionId = permissionId;
+    }
+
+    public Long getCreateTime() {
+        return createTime;
+    }
+
+    public void setCreateTime(Long createTime) {
+        this.createTime = createTime;
+    }
+}

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/model/User.java

@@ -0,0 +1,80 @@
+package cn.novalon.gym.manage.gateway.model;
+
+public class User {
+    private Long id;
+    private String username;
+    private String email;
+    private String phone;
+    private Integer status;
+    private Long createTime;
+    private Long updateTime;
+
+    public User() {
+    }
+
+    public User(Long id, String username, String email, String phone, Integer status, Long createTime, Long updateTime) {
+        this.id = id;
+        this.username = username;
+        this.email = email;
+        this.phone = phone;
+        this.status = status;
+        this.createTime = createTime;
+        this.updateTime = updateTime;
+    }
+
+    public Long getId() {
+        return id;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    public String getUsername() {
+        return username;
+    }
+
+    public void setUsername(String username) {
+        this.username = username;
+    }
+
+    public String getEmail() {
+        return email;
+    }
+
+    public void setEmail(String email) {
+        this.email = email;
+    }
+
+    public String getPhone() {
+        return phone;
+    }
+
+    public void setPhone(String phone) {
+        this.phone = phone;
+    }
+
+    public Integer getStatus() {
+        return status;
+    }
+
+    public void setStatus(Integer status) {
+        this.status = status;
+    }
+
+    public Long getCreateTime() {
+        return createTime;
+    }
+
+    public void setCreateTime(Long createTime) {
+        this.createTime = createTime;
+    }
+
+    public Long getUpdateTime() {
+        return updateTime;
+    }
+
+    public void setUpdateTime(Long updateTime) {
+        this.updateTime = updateTime;
+    }
+}

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/model/UserRole.java

@@ -0,0 +1,50 @@
+package cn.novalon.gym.manage.gateway.model;
+
+public class UserRole {
+    private Long id;
+    private Long userId;
+    private Long roleId;
+    private Long createTime;
+
+    public UserRole() {
+    }
+
+    public UserRole(Long id, Long userId, Long roleId, Long createTime) {
+        this.id = id;
+        this.userId = userId;
+        this.roleId = roleId;
+        this.createTime = createTime;
+    }
+
+    public Long getId() {
+        return id;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    public Long getUserId() {
+        return userId;
+    }
+
+    public void setUserId(Long userId) {
+        this.userId = userId;
+    }
+
+    public Long getRoleId() {
+        return roleId;
+    }
+
+    public void setRoleId(Long roleId) {
+        this.roleId = roleId;
+    }
+
+    public Long getCreateTime() {
+        return createTime;
+    }
+
+    public void setCreateTime(Long createTime) {
+        this.createTime = createTime;
+    }
+}

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/monitor/PerformanceMonitor.java

@@ -0,0 +1,212 @@
+package cn.novalon.gym.manage.gateway.monitor;
+
+import io.micrometer.core.instrument.Counter;
+import io.micrometer.core.instrument.Gauge;
+import io.micrometer.core.instrument.MeterRegistry;
+import io.micrometer.core.instrument.Timer;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.stereotype.Service;
+
+import java.lang.management.ManagementFactory;
+import java.lang.management.ThreadMXBean;
+import java.time.Duration;
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.atomic.AtomicLong;
+
+/**
+ * 性能监控服务
+ * 
+ * 文件定义：监控网关性能指标
+ * 涉及业务：性能统计、瓶颈识别、性能优化
+ * 
+ * 监控指标：
+ * 1. 请求处理时间
+ * 2. 内存使用情况
+ * 3. 线程池状态
+ * 4. 连接池状态
+ * 
+ * @author 张翔
+ * @date 2026-03-26
+ */
+@Service
+public class PerformanceMonitor {
+
+    private static final Logger logger = LoggerFactory.getLogger(PerformanceMonitor.class);
+
+    private final MeterRegistry meterRegistry;
+    
+    private final Counter slowRequestsCounter;
+    private final Counter memoryWarningCounter;
+    
+    private final AtomicLong totalProcessingTime = new AtomicLong(0);
+    private final AtomicLong requestCount = new AtomicLong(0);
+    
+    private final Map<String, PerformanceStats> pathStats = new ConcurrentHashMap<>();
+
+    private long slowRequestThresholdMs = 2000;
+    private double memoryWarningThreshold = 0.85;
+
+    public PerformanceMonitor(MeterRegistry meterRegistry) {
+        this.meterRegistry = meterRegistry;
+
+        this.slowRequestsCounter = Counter.builder("gateway.performance.slow_requests")
+                .description("Number of slow requests")
+                .register(meterRegistry);
+
+        this.memoryWarningCounter = Counter.builder("gateway.performance.memory_warnings")
+                .description("Number of memory warnings")
+                .register(meterRegistry);
+
+        Gauge.builder("gateway.performance.avg_processing_time", 
+                this, PerformanceMonitor::getAverageProcessingTime)
+                .description("Average request processing time in ms")
+                .register(meterRegistry);
+
+        Gauge.builder("gateway.performance.memory_usage", 
+                this, PerformanceMonitor::getMemoryUsage)
+                .description("Current memory usage ratio")
+                .register(meterRegistry);
+
+        logger.info("Performance monitor initialized");
+    }
+
+    public void recordRequest(String path, long durationMs) {
+        totalProcessingTime.addAndGet(durationMs);
+        requestCount.incrementAndGet();
+
+        pathStats.compute(path, (key, stats) -> {
+            if (stats == null) {
+                stats = new PerformanceStats();
+            }
+            stats.recordRequest(durationMs);
+            return stats;
+        });
+
+        if (durationMs > slowRequestThresholdMs) {
+            slowRequestsCounter.increment();
+            logger.warn("Slow request detected - Path: {}, Duration: {}ms", path, durationMs);
+        }
+
+        Timer.builder("gateway.performance.request_duration")
+                .description("Request processing duration")
+                .tag("path", path)
+                .register(meterRegistry)
+                .record(Duration.ofMillis(durationMs));
+
+        checkMemoryUsage();
+    }
+
+    private void checkMemoryUsage() {
+        double memoryUsage = getMemoryUsage();
+        
+        if (memoryUsage > memoryWarningThreshold) {
+            memoryWarningCounter.increment();
+            logger.warn("High memory usage detected: {}%", String.format("%.2f", memoryUsage * 100));
+        }
+    }
+
+    public double getAverageProcessingTime() {
+        long count = requestCount.get();
+        if (count == 0) {
+            return 0.0;
+        }
+        return (double) totalProcessingTime.get() / count;
+    }
+
+    public double getMemoryUsage() {
+        Runtime runtime = Runtime.getRuntime();
+        long totalMemory = runtime.totalMemory();
+        long freeMemory = runtime.freeMemory();
+        long usedMemory = totalMemory - freeMemory;
+        
+        return (double) usedMemory / totalMemory;
+    }
+
+    public Map<String, Object> getMemoryStats() {
+        Runtime runtime = Runtime.getRuntime();
+        
+        Map<String, Object> stats = new ConcurrentHashMap<>();
+        stats.put("totalMemory", runtime.totalMemory());
+        stats.put("freeMemory", runtime.freeMemory());
+        stats.put("usedMemory", runtime.totalMemory() - runtime.freeMemory());
+        stats.put("maxMemory", runtime.maxMemory());
+        stats.put("memoryUsage", getMemoryUsage());
+        
+        return stats;
+    }
+
+    public Map<String, Object> getThreadStats() {
+        ThreadMXBean threadBean = ManagementFactory.getThreadMXBean();
+        
+        Map<String, Object> stats = new ConcurrentHashMap<>();
+        stats.put("threadCount", threadBean.getThreadCount());
+        stats.put("peakThreadCount", threadBean.getPeakThreadCount());
+        stats.put("daemonThreadCount", threadBean.getDaemonThreadCount());
+        stats.put("totalStartedThreadCount", threadBean.getTotalStartedThreadCount());
+        
+        return stats;
+    }
+
+    public Map<String, PerformanceStats> getPathStats() {
+        return new ConcurrentHashMap<>(pathStats);
+    }
+
+    public void clearStats() {
+        totalProcessingTime.set(0);
+        requestCount.set(0);
+        pathStats.clear();
+        logger.info("Performance stats cleared");
+    }
+
+    public void setSlowRequestThresholdMs(long threshold) {
+        this.slowRequestThresholdMs = threshold;
+        logger.info("Slow request threshold set to: {}ms", threshold);
+    }
+
+    public void setMemoryWarningThreshold(double threshold) {
+        this.memoryWarningThreshold = threshold;
+        logger.info("Memory warning threshold set to: {}", threshold);
+    }
+
+    public static class PerformanceStats {
+        private final AtomicLong requestCount = new AtomicLong(0);
+        private final AtomicLong totalTime = new AtomicLong(0);
+        private final AtomicLong maxTime = new AtomicLong(0);
+        private final AtomicLong minTime = new AtomicLong(Long.MAX_VALUE);
+
+        public void recordRequest(long durationMs) {
+            requestCount.incrementAndGet();
+            totalTime.addAndGet(durationMs);
+            
+            long currentMax = maxTime.get();
+            if (durationMs > currentMax) {
+                maxTime.compareAndSet(currentMax, durationMs);
+            }
+            
+            long currentMin = minTime.get();
+            if (durationMs < currentMin) {
+                minTime.compareAndSet(currentMin, durationMs);
+            }
+        }
+
+        public long getRequestCount() {
+            return requestCount.get();
+        }
+
+        public double getAverageTime() {
+            long count = requestCount.get();
+            return count == 0 ? 0.0 : (double) totalTime.get() / count;
+        }
+
+        public long getMaxTime() {
+            return maxTime.get();
+        }
+
+        public long getMinTime() {
+            long min = minTime.get();
+            return min == Long.MAX_VALUE ? 0 : min;
+        }
+    }
+}

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/service/IConfigRefreshService.java

@@ -0,0 +1,25 @@
+package cn.novalon.gym.manage.gateway.service;
+
+import reactor.core.publisher.Mono;
+
+/**
+ * 配置刷新服务接口
+ * 
+ * 文件定义：定义网关配置动态刷新接口
+ * 涉及业务：配置热更新、配置版本管理
+ * 
+ * @author 张翔
+ * @date 2026-04-14
+ */
+public interface IConfigRefreshService {
+    
+    Mono<Void> refreshGatewayConfig();
+    
+    Mono<Void> refreshRouteConfig();
+    
+    Mono<Void> refreshFilterConfig();
+    
+    Mono<String> getCurrentConfigVersion();
+    
+    Mono<Boolean> isConfigChanged();
+}

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/service/IDynamicRouteService.java

@@ -0,0 +1,44 @@
+package cn.novalon.gym.manage.gateway.service;
+
+import org.springframework.cloud.gateway.route.RouteDefinition;
+import reactor.core.publisher.Flux;
+import reactor.core.publisher.Mono;
+
+import java.util.List;
+
+/**
+ * 动态路由服务接口
+ * 
+ * 文件定义：定义网关路由的动态配置和管理接口
+ * 涉及业务：路由增删改查、路由刷新、路由缓存管理
+ * 
+ * 核心功能：
+ * 1. 动态添加路由
+ * 2. 动态删除路由
+ * 3. 动态更新路由
+ * 4. 路由列表查询
+ * 5. 路由刷新
+ * 
+ * @author 张翔
+ * @date 2026-04-14
+ */
+public interface IDynamicRouteService {
+    
+    Mono<Boolean> addRoute(RouteDefinition routeDefinition);
+    
+    Mono<Boolean> updateRoute(RouteDefinition routeDefinition);
+    
+    Mono<Boolean> deleteRoute(String routeId);
+    
+    Flux<RouteDefinition> getRoutes();
+    
+    Mono<RouteDefinition> getRoute(String routeId);
+    
+    Mono<Void> refreshRoutes();
+    
+    Mono<Long> getRouteCount();
+    
+    Mono<Boolean> routeExists(String routeId);
+    
+    Mono<Void> clearRouteCache();
+}

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/service/IRequestCacheService.java

@@ -0,0 +1,27 @@
+package cn.novalon.gym.manage.gateway.service;
+
+import reactor.core.publisher.Mono;
+
+/**
+ * 请求缓存服务接口
+ * 
+ * 文件定义：定义请求缓存管理接口
+ * 涉及业务：请求缓存、缓存清理、缓存统计
+ * 
+ * @author 张翔
+ * @date 2026-04-14
+ */
+public interface IRequestCacheService {
+    
+    Mono<Void> cacheRequest(String requestId, Object requestData);
+    
+    Mono<Object> getCachedRequest(String requestId);
+    
+    Mono<Boolean> removeCachedRequest(String requestId);
+    
+    Mono<Void> clearExpiredCache();
+    
+    Mono<Long> getCacheSize();
+    
+    Mono<Boolean> isRequestCached(String requestId);
+}

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/service/IServiceDiscoveryService.java

@@ -0,0 +1,41 @@
+package cn.novalon.gym.manage.gateway.service;
+
+import org.springframework.cloud.client.ServiceInstance;
+import reactor.core.publisher.Flux;
+import reactor.core.publisher.Mono;
+
+/**
+ * 服务发现服务接口
+ * 
+ * 文件定义：定义服务实例的发现、监控和管理接口
+ * 涉及业务：服务实例查询、健康检查、服务状态监控
+ * 
+ * 核心功能：
+ * 1. 服务实例查询
+ * 2. 服务健康检查
+ * 3. 服务状态监控
+ * 4. 服务实例缓存
+ * 
+ * @author 张翔
+ * @date 2026-04-14
+ */
+public interface IServiceDiscoveryService {
+    
+    Flux<ServiceInstance> getInstances(String serviceId);
+    
+    Flux<String> getServices();
+    
+    Mono<Boolean> isServiceHealthy(String serviceId);
+    
+    Mono<Long> getInstanceCount(String serviceId);
+    
+    Mono<Void> refreshServiceCache(String serviceId);
+    
+    Mono<Void> refreshAllServiceCache();
+    
+    Mono<Long> getServiceCount();
+    
+    Mono<Boolean> serviceExists(String serviceId);
+    
+    Mono<Void> clearServiceCache();
+}

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/service/JwtKeyService.java

@@ -0,0 +1,22 @@
+package cn.novalon.gym.manage.gateway.service;
+
+import javax.crypto.SecretKey;
+
+public interface JwtKeyService {
+    
+    SecretKey getCurrentSigningKey();
+    
+    SecretKey getSigningKeyByVersion(String version);
+    
+    String getCurrentKeyVersion();
+    
+    void rotateKey();
+    
+    boolean validateKeyStrength(String key);
+    
+    String generateSecureKey();
+    
+    String encryptKey(String key);
+    
+    String decryptKey(String encryptedKey);
+}

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/service/PermissionService.java

@@ -0,0 +1,25 @@
+package cn.novalon.gym.manage.gateway.service;
+
+import cn.novalon.gym.manage.gateway.model.Permission;
+import cn.novalon.gym.manage.gateway.model.Role;
+import cn.novalon.gym.manage.gateway.model.User;
+
+import java.util.List;
+import java.util.Set;
+
+public interface PermissionService {
+    
+    User getUserById(Long userId);
+    
+    List<Role> getUserRoles(Long userId);
+    
+    Set<Permission> getUserPermissions(Long userId);
+    
+    boolean hasPermission(Long userId, String path, String method);
+    
+    Set<String> getPermissionPaths(Long userId, String method);
+    
+    void clearCache(Long userId);
+    
+    void clearAllCache();
+}

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/service/SignatureService.java

@@ -0,0 +1,75 @@
+package cn.novalon.gym.manage.gateway.service;
+
+import org.springframework.http.server.reactive.ServerHttpRequest;
+
+/**
+ * 请求签名服务接口
+ * 
+ * 文件定义：提供API请求签名生成和验证功能
+ * 涉及业务：API安全防护，防止请求篡改和重放攻击
+ * 算法：HMAC-SHA256签名算法
+ * 
+ * @author 张翔
+ * @date 2026-03-26
+ */
+public interface SignatureService {
+
+    /**
+     * 生成请求签名
+     * 
+     * @param method HTTP方法
+     * @param path 请求路径
+     * @param query 查询参数
+     * @param body 请求体
+     * @param timestamp 时间戳
+     * @param nonce 随机数
+     * @param secret 密钥
+     * @return 签名字符串
+     */
+    String generateSignature(
+            String method, 
+            String path, 
+            String query, 
+            String body, 
+            long timestamp, 
+            String nonce, 
+            String secret);
+
+    /**
+     * 验证请求签名
+     * 
+     * @param request HTTP请求
+     * @param secret 密钥
+     * @return 验证结果
+     */
+    boolean verifySignature(ServerHttpRequest request, String secret);
+
+    /**
+     * 检查时间戳是否有效
+     * 
+     * @param timestamp 时间戳（毫秒）
+     * @param maxAgeMinutes 最大有效期（分钟）
+     * @return 是否有效
+     */
+    boolean isTimestampValid(long timestamp, int maxAgeMinutes);
+
+    /**
+     * 检查nonce是否已使用（防重放攻击）
+     * 
+     * @param nonce 随机数
+     * @return 是否已使用
+     */
+    boolean isNonceUsed(String nonce);
+
+    /**
+     * 记录nonce为已使用
+     * 
+     * @param nonce 随机数
+     */
+    void recordNonce(String nonce);
+
+    /**
+     * 清理过期的nonce记录
+     */
+    void cleanupExpiredNonces();
+}

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/service/impl/DynamicRouteService.java

@@ -0,0 +1,181 @@
+package cn.novalon.gym.manage.gateway.service.impl;
+
+import cn.novalon.gym.manage.gateway.service.IDynamicRouteService;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.cloud.gateway.event.RefreshRoutesEvent;
+import org.springframework.cloud.gateway.route.RouteDefinition;
+import org.springframework.cloud.gateway.route.RouteDefinitionLocator;
+import org.springframework.cloud.gateway.route.RouteDefinitionWriter;
+import org.springframework.context.ApplicationEventPublisher;
+import org.springframework.stereotype.Service;
+import reactor.core.publisher.Flux;
+import reactor.core.publisher.Mono;
+
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+
+/**
+ * 动态路由服务实现类
+ * 
+ * 文件定义：实现网关路由的动态配置和管理
+ * 涉及业务：路由增删改查、路由刷新、路由缓存管理
+ * 
+ * 核心功能：
+ * 1. 动态添加路由
+ * 2. 动态删除路由
+ * 3. 动态更新路由
+ * 4. 路由列表查询
+ * 5. 路由刷新
+ * 
+ * @author 张翔
+ * @date 2026-04-14
+ */
+@Service
+public class DynamicRouteService implements IDynamicRouteService {
+
+    private static final Logger logger = LoggerFactory.getLogger(DynamicRouteService.class);
+
+    private final RouteDefinitionWriter routeDefinitionWriter;
+    private final RouteDefinitionLocator routeDefinitionLocator;
+    private final ApplicationEventPublisher publisher;
+
+    private final Map<String, RouteDefinition> routeCache = new ConcurrentHashMap<>();
+
+    public DynamicRouteService(
+            RouteDefinitionWriter routeDefinitionWriter,
+            RouteDefinitionLocator routeDefinitionLocator,
+            ApplicationEventPublisher publisher) {
+        this.routeDefinitionWriter = routeDefinitionWriter;
+        this.routeDefinitionLocator = routeDefinitionLocator;
+        this.publisher = publisher;
+
+        initializeRouteCache();
+    }
+
+    private void initializeRouteCache() {
+        routeDefinitionLocator.getRouteDefinitions()
+                .doOnNext(route -> routeCache.put(route.getId(), route))
+                .subscribe(
+                        route -> logger.debug("Cached route: {}", route.getId()),
+                        error -> logger.error("Failed to initialize route cache", error),
+                        () -> logger.info("Route cache initialized with {} routes", routeCache.size())
+                );
+    }
+
+    @Override
+    public Mono<Boolean> addRoute(RouteDefinition routeDefinition) {
+        if (routeDefinition == null || routeDefinition.getId() == null) {
+            logger.error("Invalid route definition: route or route ID is null");
+            return Mono.just(false);
+        }
+
+        String routeId = routeDefinition.getId();
+        logger.info("Adding route: {}", routeId);
+
+        return routeDefinitionWriter.save(Mono.just(routeDefinition))
+                .then(Mono.fromRunnable(() -> routeCache.put(routeId, routeDefinition)))
+                .then(refreshRoutes())
+                .then(Mono.fromRunnable(() -> logger.info("Route added successfully: {}", routeId)))
+                .thenReturn(true)
+                .onErrorResume(error -> {
+                    logger.error("Failed to add route: {}", routeId, error);
+                    return Mono.just(false);
+                });
+    }
+
+    @Override
+    public Mono<Boolean> updateRoute(RouteDefinition routeDefinition) {
+        if (routeDefinition == null || routeDefinition.getId() == null) {
+            logger.error("Invalid route definition: route or route ID is null");
+            return Mono.just(false);
+        }
+
+        String routeId = routeDefinition.getId();
+        
+        if (!routeCache.containsKey(routeId)) {
+            logger.warn("Route not found for update: {}", routeId);
+            return Mono.just(false);
+        }
+
+        logger.info("Updating route: {}", routeId);
+
+        return routeDefinitionWriter.delete(Mono.just(routeId))
+                .then(routeDefinitionWriter.save(Mono.just(routeDefinition)))
+                .then(Mono.fromRunnable(() -> routeCache.put(routeId, routeDefinition)))
+                .then(refreshRoutes())
+                .then(Mono.fromRunnable(() -> logger.info("Route updated successfully: {}", routeId)))
+                .thenReturn(true)
+                .onErrorResume(error -> {
+                    logger.error("Failed to update route: {}", routeId, error);
+                    return Mono.just(false);
+                });
+    }
+
+    @Override
+    public Mono<Boolean> deleteRoute(String routeId) {
+        if (routeId == null) {
+            logger.error("Invalid route ID: null");
+            return Mono.just(false);
+        }
+
+        if (!routeCache.containsKey(routeId)) {
+            logger.warn("Route not found for deletion: {}", routeId);
+            return Mono.just(false);
+        }
+
+        logger.info("Deleting route: {}", routeId);
+
+        return routeDefinitionWriter.delete(Mono.just(routeId))
+                .then(Mono.fromRunnable(() -> routeCache.remove(routeId)))
+                .then(refreshRoutes())
+                .then(Mono.fromRunnable(() -> logger.info("Route deleted successfully: {}", routeId)))
+                .thenReturn(true)
+                .onErrorResume(error -> {
+                    logger.error("Failed to delete route: {}", routeId, error);
+                    return Mono.just(false);
+                });
+    }
+
+    @Override
+    public Flux<RouteDefinition> getRoutes() {
+        return Flux.fromIterable(routeCache.values());
+    }
+
+    @Override
+    public Mono<RouteDefinition> getRoute(String routeId) {
+        if (routeId == null) {
+            return Mono.empty();
+        }
+        return Mono.justOrEmpty(routeCache.get(routeId));
+    }
+
+    @Override
+    public Mono<Void> refreshRoutes() {
+        return Mono.fromRunnable(() -> {
+            publisher.publishEvent(new RefreshRoutesEvent(this));
+            logger.info("Routes refreshed");
+        });
+    }
+
+    @Override
+    public Mono<Long> getRouteCount() {
+        return Mono.just((long) routeCache.size());
+    }
+
+    @Override
+    public Mono<Boolean> routeExists(String routeId) {
+        if (routeId == null) {
+            return Mono.just(false);
+        }
+        return Mono.just(routeCache.containsKey(routeId));
+    }
+
+    @Override
+    public Mono<Void> clearRouteCache() {
+        return Mono.fromRunnable(() -> {
+            routeCache.clear();
+            logger.info("Route cache cleared");
+        });
+    }
+}

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/service/impl/JwtKeyServiceImpl.java

@@ -0,0 +1,290 @@
+package cn.novalon.gym.manage.gateway.service.impl;
+
+import cn.novalon.gym.manage.gateway.service.JwtKeyService;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.stereotype.Service;
+
+import javax.crypto.Cipher;
+import javax.crypto.SecretKey;
+import javax.crypto.SecretKeyFactory;
+import javax.crypto.spec.GCMParameterSpec;
+import javax.crypto.spec.PBEKeySpec;
+import javax.crypto.spec.SecretKeySpec;
+import java.nio.ByteBuffer;
+import java.nio.charset.StandardCharsets;
+import java.security.SecureRandom;
+import java.security.spec.KeySpec;
+import java.util.Base64;
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.atomic.AtomicReference;
+
+@Service
+public class JwtKeyServiceImpl implements JwtKeyService {
+
+    private static final Logger logger = LoggerFactory.getLogger(JwtKeyServiceImpl.class);
+    
+    private static final String KEY_ALGORITHM = "AES";
+    private static final String KEY_ENCRYPTION_ALGORITHM = "AES/GCM/NoPadding";
+    private static final int GCM_TAG_LENGTH = 128;
+    private static final int GCM_IV_LENGTH = 12;
+    private static final int KEY_SIZE_BITS = 256;
+    private static final int MIN_KEY_LENGTH = 32;
+    private static final int KEY_ROTATION_INTERVAL_MS = 30 * 24 * 60 * 60 * 1000; // 30 days
+    
+    @Value("${jwt.secret:}")
+    private String configuredSecret;
+    
+    @Value("${jwt.key.encryption.password:}")
+    private String encryptionPassword;
+    
+    @Value("${jwt.key.rotation.enabled:true}")
+    private boolean rotationEnabled;
+    
+    private final AtomicReference<String> currentKeyVersion = new AtomicReference<>("v1");
+    private final Map<String, SecretKey> keyVersionMap = new ConcurrentHashMap<>();
+    private final Map<String, Long> keyCreationTimeMap = new ConcurrentHashMap<>();
+    private final SecureRandom secureRandom = new SecureRandom();
+
+    @Override
+    public SecretKey getCurrentSigningKey() {
+        String version = getCurrentKeyVersion();
+        return getSigningKeyByVersion(version);
+    }
+
+    @Override
+    public SecretKey getSigningKeyByVersion(String version) {
+        return keyVersionMap.get(version);
+    }
+
+    @Override
+    public String getCurrentKeyVersion() {
+        return currentKeyVersion.get();
+    }
+
+    @Override
+    public void rotateKey() {
+        if (!rotationEnabled) {
+            logger.info("Key rotation is disabled");
+            return;
+        }
+
+        logger.info("Starting JWT key rotation");
+        
+        try {
+            String newVersion = generateNextVersion();
+            String newKey = generateSecureKey();
+            
+            SecretKey signingKey = new SecretKeySpec(
+                    newKey.getBytes(StandardCharsets.UTF_8),
+                    KEY_ALGORITHM
+            );
+            
+            keyVersionMap.put(newVersion, signingKey);
+            keyCreationTimeMap.put(newVersion, System.currentTimeMillis());
+            currentKeyVersion.set(newVersion);
+            
+            logger.info("JWT key rotated successfully. New version: {}", newVersion);
+            
+            cleanupOldKeys();
+            
+        } catch (Exception e) {
+            logger.error("Failed to rotate JWT key", e);
+            throw new RuntimeException("Key rotation failed", e);
+        }
+    }
+
+    @Override
+    public boolean validateKeyStrength(String key) {
+        if (key == null || key.length() < MIN_KEY_LENGTH) {
+            logger.warn("Key validation failed: key is null or too short");
+            return false;
+        }
+        
+        boolean hasUpperCase = !key.equals(key.toLowerCase());
+        boolean hasLowerCase = !key.equals(key.toUpperCase());
+        boolean hasDigit = key.matches(".*\\d.*");
+        boolean hasSpecialChar = !key.matches("[a-zA-Z0-9]*");
+        
+        int strengthScore = (hasUpperCase ? 1 : 0) + 
+                         (hasLowerCase ? 1 : 0) + 
+                         (hasDigit ? 1 : 0) + 
+                         (hasSpecialChar ? 1 : 0);
+        
+        boolean isValid = strengthScore >= 3 && key.length() >= MIN_KEY_LENGTH;
+        
+        if (!isValid) {
+            logger.warn("Key validation failed: strength score = {}, length = {}", strengthScore, key.length());
+        }
+        
+        return isValid;
+    }
+
+    @Override
+    public String generateSecureKey() {
+        byte[] keyBytes = new byte[KEY_SIZE_BITS / 8];
+        secureRandom.nextBytes(keyBytes);
+        return Base64.getEncoder().encodeToString(keyBytes);
+    }
+
+    @Override
+    public String encryptKey(String key) {
+        if (encryptionPassword == null || encryptionPassword.isEmpty()) {
+            logger.warn("Encryption password not configured, returning plain key");
+            return key;
+        }
+
+        try {
+            byte[] iv = new byte[GCM_IV_LENGTH];
+            secureRandom.nextBytes(iv);
+            
+            SecretKey encryptionKey = deriveEncryptionKey(encryptionPassword);
+            Cipher cipher = Cipher.getInstance(KEY_ENCRYPTION_ALGORITHM);
+            GCMParameterSpec spec = new GCMParameterSpec(GCM_TAG_LENGTH, iv);
+            cipher.init(Cipher.ENCRYPT_MODE, encryptionKey, spec);
+            
+            byte[] encryptedBytes = cipher.doFinal(key.getBytes(StandardCharsets.UTF_8));
+            
+            ByteBuffer byteBuffer = ByteBuffer.allocate(iv.length + encryptedBytes.length);
+            byteBuffer.put(iv);
+            byteBuffer.put(encryptedBytes);
+            
+            String result = Base64.getEncoder().encodeToString(byteBuffer.array());
+            logger.debug("Key encrypted successfully");
+            return result;
+            
+        } catch (Exception e) {
+            logger.error("Failed to encrypt key", e);
+            throw new RuntimeException("Key encryption failed", e);
+        }
+    }
+
+    @Override
+    public String decryptKey(String encryptedKey) {
+        if (encryptionPassword == null || encryptionPassword.isEmpty()) {
+            logger.warn("Encryption password not configured, returning key as is");
+            return encryptedKey;
+        }
+
+        try {
+            byte[] decodedBytes = Base64.getDecoder().decode(encryptedKey);
+            ByteBuffer byteBuffer = ByteBuffer.wrap(decodedBytes);
+            
+            byte[] iv = new byte[GCM_IV_LENGTH];
+            byteBuffer.get(iv);
+            
+            byte[] encryptedBytes = new byte[byteBuffer.remaining()];
+            byteBuffer.get(encryptedBytes);
+            
+            SecretKey encryptionKey = deriveEncryptionKey(encryptionPassword);
+            Cipher cipher = Cipher.getInstance(KEY_ENCRYPTION_ALGORITHM);
+            GCMParameterSpec spec = new GCMParameterSpec(GCM_TAG_LENGTH, iv);
+            cipher.init(Cipher.DECRYPT_MODE, encryptionKey, spec);
+            
+            byte[] decryptedBytes = cipher.doFinal(encryptedBytes);
+            String result = new String(decryptedBytes, StandardCharsets.UTF_8);
+            logger.debug("Key decrypted successfully");
+            return result;
+            
+        } catch (Exception e) {
+            logger.error("Failed to decrypt key", e);
+            throw new RuntimeException("Key decryption failed", e);
+        }
+    }
+
+    public void initializeKeys() {
+        try {
+            String initialKey;
+            
+            if (configuredSecret != null && !configuredSecret.isEmpty()) {
+                if (configuredSecret.startsWith("enc:")) {
+                    initialKey = decryptKey(configuredSecret.substring(4));
+                    logger.info("Decrypted JWT key from configuration");
+                } else {
+                    initialKey = configuredSecret;
+                    logger.warn("Using plain JWT key from configuration (not recommended)");
+                    
+                    if (!validateKeyStrength(initialKey)) {
+                        logger.error("Configured JWT key does not meet strength requirements");
+                        throw new IllegalArgumentException("Weak JWT key configuration");
+                    }
+                }
+            } else {
+                initialKey = generateSecureKey();
+                logger.info("Generated new secure JWT key");
+            }
+            
+            SecretKey signingKey = new SecretKeySpec(
+                    initialKey.getBytes(StandardCharsets.UTF_8),
+                    KEY_ALGORITHM
+            );
+            
+            keyVersionMap.put("v1", signingKey);
+            keyCreationTimeMap.put("v1", System.currentTimeMillis());
+            currentKeyVersion.set("v1");
+            
+            logger.info("JWT key service initialized with version v1");
+            
+        } catch (Exception e) {
+            logger.error("Failed to initialize JWT keys", e);
+            throw new RuntimeException("JWT key initialization failed", e);
+        }
+    }
+
+    private String generateNextVersion() {
+        String currentVersion = getCurrentKeyVersion();
+        int versionNumber = Integer.parseInt(currentVersion.substring(1));
+        return "v" + (versionNumber + 1);
+    }
+
+    private SecretKey deriveEncryptionKey(String password) throws Exception {
+        byte[] salt = "NovalonManageSystemSalt".getBytes(StandardCharsets.UTF_8);
+        
+        KeySpec spec = new PBEKeySpec(
+                password.toCharArray(),
+                salt,
+                65536,
+                256
+        );
+        
+        SecretKeyFactory factory = SecretKeyFactory.getInstance("PBKDF2WithHmacSHA256");
+        byte[] keyBytes = factory.generateSecret(spec).getEncoded();
+        
+        return new SecretKeySpec(keyBytes, KEY_ALGORITHM);
+    }
+
+    private void cleanupOldKeys() {
+        long currentTime = System.currentTimeMillis();
+        long rotationThreshold = KEY_ROTATION_INTERVAL_MS * 2; // Keep keys for 2 rotation cycles
+        
+        keyVersionMap.keySet().stream()
+                .filter(version -> !version.equals(getCurrentKeyVersion()))
+                .filter(version -> {
+                    Long creationTime = keyCreationTimeMap.get(version);
+                    return creationTime != null && (currentTime - creationTime) > rotationThreshold;
+                })
+                .forEach(version -> {
+                    keyVersionMap.remove(version);
+                    keyCreationTimeMap.remove(version);
+                    logger.info("Removed old JWT key version: {}", version);
+                });
+    }
+
+    public boolean shouldRotateKey() {
+        if (!rotationEnabled) {
+            return false;
+        }
+        
+        String currentVersion = getCurrentKeyVersion();
+        Long creationTime = keyCreationTimeMap.get(currentVersion);
+        
+        if (creationTime == null) {
+            return true;
+        }
+        
+        long keyAge = System.currentTimeMillis() - creationTime;
+        return keyAge >= KEY_ROTATION_INTERVAL_MS;
+    }
+}

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/service/impl/PermissionServiceImpl.java

@@ -0,0 +1,221 @@
+package cn.novalon.gym.manage.gateway.service.impl;
+
+import cn.novalon.gym.manage.gateway.model.Permission;
+import cn.novalon.gym.manage.gateway.model.Role;
+import cn.novalon.gym.manage.gateway.model.User;
+import cn.novalon.gym.manage.gateway.service.PermissionService;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.stereotype.Service;
+import org.springframework.web.reactive.function.client.WebClient;
+
+import java.util.*;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.stream.Collectors;
+
+@Service
+public class PermissionServiceImpl implements PermissionService {
+
+    private static final Logger logger = LoggerFactory.getLogger(PermissionServiceImpl.class);
+    
+    private final WebClient webClient;
+    private final String userServiceUrl;
+    
+    private final Map<Long, User> userCache = new ConcurrentHashMap<>();
+    private final Map<Long, List<Role>> userRolesCache = new ConcurrentHashMap<>();
+    private final Map<Long, Set<Permission>> userPermissionsCache = new ConcurrentHashMap<>();
+    
+    private final Map<Long, Long> userCacheTimestamp = new ConcurrentHashMap<>();
+    private final Map<Long, Long> rolesCacheTimestamp = new ConcurrentHashMap<>();
+    private final Map<Long, Long> permissionsCacheTimestamp = new ConcurrentHashMap<>();
+    
+    private static final long CACHE_EXPIRY_MS = 5 * 60 * 1000;
+
+    public PermissionServiceImpl(WebClient.Builder webClientBuilder, 
+                           @Value("${user.service.url:http://localhost:8084}") String userServiceUrl) {
+        this.webClient = webClientBuilder.build();
+        this.userServiceUrl = userServiceUrl;
+    }
+
+    @Override
+    public User getUserById(Long userId) {
+        if (userId == null) {
+            return null;
+        }
+        
+        Long cacheTime = userCacheTimestamp.get(userId);
+        long currentTime = System.currentTimeMillis();
+        
+        if (cacheTime != null && (currentTime - cacheTime) < CACHE_EXPIRY_MS) {
+            logger.debug("Returning cached user for userId: {}", userId);
+            return userCache.get(userId);
+        }
+        
+        try {
+            logger.debug("Fetching user from service for userId: {}", userId);
+            User user = webClient.get()
+                    .uri(userServiceUrl + "/api/users/" + userId)
+                    .retrieve()
+                    .bodyToMono(User.class)
+                    .block();
+            
+            if (user != null) {
+                userCache.put(userId, user);
+                userCacheTimestamp.put(userId, currentTime);
+                logger.debug("Cached user for userId: {}", userId);
+            }
+            
+            return user;
+        } catch (Exception e) {
+            logger.error("Error fetching user for userId: {}", userId, e);
+            return userCache.get(userId);
+        }
+    }
+
+    @Override
+    public List<Role> getUserRoles(Long userId) {
+        if (userId == null) {
+            return Collections.emptyList();
+        }
+        
+        Long cacheTime = rolesCacheTimestamp.get(userId);
+        long currentTime = System.currentTimeMillis();
+        
+        if (cacheTime != null && (currentTime - cacheTime) < CACHE_EXPIRY_MS) {
+            logger.debug("Returning cached roles for userId: {}", userId);
+            return userRolesCache.getOrDefault(userId, Collections.emptyList());
+        }
+        
+        try {
+            logger.debug("Fetching roles from service for userId: {}", userId);
+            Role[] roles = webClient.get()
+                    .uri(userServiceUrl + "/api/users/" + userId + "/roles")
+                    .retrieve()
+                    .bodyToMono(Role[].class)
+                    .block();
+            
+            List<Role> roleList = roles != null ? Arrays.asList(roles) : Collections.emptyList();
+            userRolesCache.put(userId, roleList);
+            rolesCacheTimestamp.put(userId, currentTime);
+            logger.debug("Cached roles for userId: {}, count: {}", userId, roleList.size());
+            
+            return roleList;
+        } catch (Exception e) {
+            logger.error("Error fetching roles for userId: {}", userId, e);
+            return userRolesCache.getOrDefault(userId, Collections.emptyList());
+        }
+    }
+
+    @Override
+    public Set<Permission> getUserPermissions(Long userId) {
+        if (userId == null) {
+            return Collections.emptySet();
+        }
+        
+        Long cacheTime = permissionsCacheTimestamp.get(userId);
+        long currentTime = System.currentTimeMillis();
+        
+        if (cacheTime != null && (currentTime - cacheTime) < CACHE_EXPIRY_MS) {
+            logger.debug("Returning cached permissions for userId: {}", userId);
+            return userPermissionsCache.getOrDefault(userId, Collections.emptySet());
+        }
+        
+        try {
+            logger.debug("Fetching permissions from service for userId: {}", userId);
+            Permission[] permissions = webClient.get()
+                    .uri(userServiceUrl + "/api/users/" + userId + "/permissions")
+                    .retrieve()
+                    .bodyToMono(Permission[].class)
+                    .block();
+            
+            Set<Permission> permissionSet = permissions != null ? 
+                    new HashSet<>(Arrays.asList(permissions)) : Collections.emptySet();
+            userPermissionsCache.put(userId, permissionSet);
+            permissionsCacheTimestamp.put(userId, currentTime);
+            logger.debug("Cached permissions for userId: {}, count: {}", userId, permissionSet.size());
+            
+            return permissionSet;
+        } catch (Exception e) {
+            logger.error("Error fetching permissions for userId: {}", userId, e);
+            return userPermissionsCache.getOrDefault(userId, Collections.emptySet());
+        }
+    }
+
+    @Override
+    public boolean hasPermission(Long userId, String path, String method) {
+        if (userId == null) {
+            logger.warn("UserId is null, denying access");
+            return false;
+        }
+        
+        Set<String> permissionPaths = getPermissionPaths(userId, method);
+        
+        for (String permissionPath : permissionPaths) {
+            if (matchPath(permissionPath, path)) {
+                logger.debug("Permission granted for userId: {}, path: {}, method: {}, matched permission: {}", 
+                           userId, path, method, permissionPath);
+                return true;
+            }
+        }
+        
+        logger.warn("Permission denied for userId: {}, path: {}, method: {}", userId, path, method);
+        return false;
+    }
+
+    @Override
+    public Set<String> getPermissionPaths(Long userId, String method) {
+        Set<Permission> permissions = getUserPermissions(userId);
+        
+        return permissions.stream()
+                .filter(p -> method.equalsIgnoreCase(p.getHttpMethod()))
+                .map(Permission::getResourcePath)
+                .collect(Collectors.toSet());
+    }
+
+    private boolean matchPath(String permissionPath, String requestPath) {
+        if (permissionPath.equals(requestPath)) {
+            return true;
+        }
+        
+        if (permissionPath.endsWith("/**")) {
+            String basePath = permissionPath.substring(0, permissionPath.length() - 3);
+            return requestPath.startsWith(basePath);
+        }
+        
+        if (permissionPath.endsWith("/*")) {
+            String basePath = permissionPath.substring(0, permissionPath.length() - 2);
+            return requestPath.startsWith(basePath) && 
+                   !requestPath.substring(basePath.length() + 1).contains("/");
+        }
+        
+        if (permissionPath.contains("*")) {
+            String regex = permissionPath.replace("*", ".*");
+            return requestPath.matches(regex);
+        }
+        
+        return false;
+    }
+
+    public void clearCache(Long userId) {
+        if (userId != null) {
+            userCache.remove(userId);
+            userRolesCache.remove(userId);
+            userPermissionsCache.remove(userId);
+            userCacheTimestamp.remove(userId);
+            rolesCacheTimestamp.remove(userId);
+            permissionsCacheTimestamp.remove(userId);
+            logger.info("Cleared cache for userId: {}", userId);
+        }
+    }
+
+    public void clearAllCache() {
+        userCache.clear();
+        userRolesCache.clear();
+        userPermissionsCache.clear();
+        userCacheTimestamp.clear();
+        rolesCacheTimestamp.clear();
+        permissionsCacheTimestamp.clear();
+        logger.info("Cleared all permission cache");
+    }
+}

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/service/impl/ServiceDiscoveryService.java

@@ -0,0 +1,182 @@
+package cn.novalon.gym.manage.gateway.service.impl;
+
+import cn.novalon.gym.manage.gateway.service.IServiceDiscoveryService;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.cloud.client.ServiceInstance;
+import org.springframework.cloud.client.discovery.DiscoveryClient;
+import org.springframework.cloud.client.discovery.ReactiveDiscoveryClient;
+import org.springframework.stereotype.Service;
+import reactor.core.publisher.Flux;
+import reactor.core.publisher.Mono;
+
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+
+/**
+ * 服务发现服务实现类
+ * 
+ * 文件定义：实现服务实例的发现、监控和管理
+ * 涉及业务：服务实例查询、健康检查、服务状态监控
+ * 
+ * 核心功能：
+ * 1. 服务实例查询
+ * 2. 服务健康检查
+ * 3. 服务状态监控
+ * 4. 服务实例缓存
+ * 
+ * @author 张翔
+ * @date 2026-04-14
+ */
+@Service
+public class ServiceDiscoveryService implements IServiceDiscoveryService {
+
+    private static final Logger logger = LoggerFactory.getLogger(ServiceDiscoveryService.class);
+
+    private final ReactiveDiscoveryClient reactiveDiscoveryClient;
+    private final DiscoveryClient discoveryClient;
+
+    private final Map<String, List<ServiceInstance>> serviceCache = new ConcurrentHashMap<>();
+    private final Map<String, Long> lastUpdateTime = new ConcurrentHashMap<>();
+
+    private static final long CACHE_TTL_MS = 30000;
+
+    public ServiceDiscoveryService(
+            ReactiveDiscoveryClient reactiveDiscoveryClient,
+            DiscoveryClient discoveryClient) {
+        this.reactiveDiscoveryClient = reactiveDiscoveryClient;
+        this.discoveryClient = discoveryClient;
+
+        initializeServiceCache();
+    }
+
+    private void initializeServiceCache() {
+        logger.info("Initializing service cache");
+        
+        discoveryClient.getServices().forEach(serviceId -> {
+            List<ServiceInstance> instances = discoveryClient.getInstances(serviceId);
+            if (!instances.isEmpty()) {
+                serviceCache.put(serviceId, instances);
+                lastUpdateTime.put(serviceId, System.currentTimeMillis());
+                logger.debug("Cached {} instances for service: {}", instances.size(), serviceId);
+            }
+        });
+
+        logger.info("Service cache initialized with {} services", serviceCache.size());
+    }
+
+    @Override
+    public Flux<ServiceInstance> getInstances(String serviceId) {
+        if (serviceId == null || serviceId.isEmpty()) {
+            logger.warn("Service ID is null or empty");
+            return Flux.empty();
+        }
+
+        if (isCacheValid(serviceId)) {
+            List<ServiceInstance> cachedInstances = serviceCache.get(serviceId);
+            if (cachedInstances != null && !cachedInstances.isEmpty()) {
+                logger.debug("Returning {} cached instances for service: {}", 
+                        cachedInstances.size(), serviceId);
+                return Flux.fromIterable(cachedInstances);
+            }
+        }
+
+        logger.debug("Fetching instances for service: {}", serviceId);
+        
+        return reactiveDiscoveryClient.getInstances(serviceId)
+                .doOnNext(instance -> logger.debug("Found instance: {}:{} for service: {}", 
+                        instance.getHost(), instance.getPort(), serviceId))
+                .collectList()
+                .doOnNext(instances -> {
+                    serviceCache.put(serviceId, instances);
+                    lastUpdateTime.put(serviceId, System.currentTimeMillis());
+                    logger.info("Updated cache with {} instances for service: {}", 
+                            instances.size(), serviceId);
+                })
+                .flatMapMany(Flux::fromIterable);
+    }
+
+    @Override
+    public Flux<String> getServices() {
+        return reactiveDiscoveryClient.getServices()
+                .doOnNext(serviceId -> logger.debug("Found service: {}", serviceId));
+    }
+
+    @Override
+    public Mono<Boolean> isServiceHealthy(String serviceId) {
+        return getInstances(serviceId)
+                .hasElements()
+                .map(hasInstances -> {
+                    if (hasInstances) {
+                        logger.debug("Service {} is healthy - has instances", serviceId);
+                        return true;
+                    } else {
+                        logger.warn("Service {} is unhealthy - no instances found", serviceId);
+                        return false;
+                    }
+                });
+    }
+
+    @Override
+    public Mono<Long> getInstanceCount(String serviceId) {
+        return getInstances(serviceId)
+                .count()
+                .doOnNext(count -> logger.debug("Service {} has {} instances", serviceId, count));
+    }
+
+    @Override
+    public Mono<Void> refreshServiceCache(String serviceId) {
+        return Mono.fromRunnable(() -> {
+            if (serviceId != null) {
+                serviceCache.remove(serviceId);
+                lastUpdateTime.remove(serviceId);
+                logger.info("Refreshed cache for service: {}", serviceId);
+            }
+        });
+    }
+
+    @Override
+    public Mono<Void> refreshAllServiceCache() {
+        return Mono.fromRunnable(() -> {
+            serviceCache.clear();
+            lastUpdateTime.clear();
+            initializeServiceCache();
+            logger.info("Refreshed all service cache");
+        });
+    }
+
+    @Override
+    public Mono<Long> getServiceCount() {
+        return getServices()
+                .count()
+                .doOnNext(count -> logger.debug("Found {} services", count));
+    }
+
+    @Override
+    public Mono<Boolean> serviceExists(String serviceId) {
+        if (serviceId == null || serviceId.isEmpty()) {
+            return Mono.just(false);
+        }
+        return getServices()
+                .any(s -> s.equals(serviceId))
+                .doOnNext(exists -> logger.debug("Service {} exists: {}", serviceId, exists));
+    }
+
+    @Override
+    public Mono<Void> clearServiceCache() {
+        return Mono.fromRunnable(() -> {
+            serviceCache.clear();
+            lastUpdateTime.clear();
+            logger.info("Cleared service cache");
+        });
+    }
+
+    private boolean isCacheValid(String serviceId) {
+        Long lastUpdate = lastUpdateTime.get(serviceId);
+        if (lastUpdate == null) {
+            return false;
+        }
+        return System.currentTimeMillis() - lastUpdate < CACHE_TTL_MS;
+    }
+}

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/service/impl/SignatureServiceImpl.java

@@ -0,0 +1,211 @@
+package cn.novalon.gym.manage.gateway.service.impl;
+
+import cn.novalon.gym.manage.gateway.service.SignatureService;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.http.server.reactive.ServerHttpRequest;
+import org.springframework.stereotype.Service;
+
+import javax.crypto.Mac;
+import javax.crypto.spec.SecretKeySpec;
+import java.nio.charset.StandardCharsets;
+import java.security.InvalidKeyException;
+import java.security.NoSuchAlgorithmException;
+import java.util.Base64;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.TimeUnit;
+
+/**
+ * 请求签名服务实现
+ * 
+ * 文件定义：实现API请求签名生成和验证功能
+ * 涉及业务：API安全防护，防止请求篡改和重放攻击
+ * 算法：HMAC-SHA256签名算法
+ * 
+ * 签名算法：
+ * 1. 构造签名字符串：METHOD + "\n" + PATH + "\n" + QUERY + "\n" + BODY + "\n" + TIMESTAMP + "\n" + NONCE
+ * 2. 使用HMAC-SHA256算法对签名字符串进行签名
+ * 3. 将签名结果进行Base64编码
+ * 
+ * 防重放攻击：
+ * 1. 检查时间戳是否在有效期内（默认5分钟）
+ * 2. 检查nonce是否已使用（使用ConcurrentHashMap存储）
+ * 3. 定期清理过期的nonce记录
+ * 
+ * @author 张翔
+ * @date 2026-03-26
+ */
+@Service
+public class SignatureServiceImpl implements SignatureService {
+
+    private static final Logger logger = LoggerFactory.getLogger(SignatureServiceImpl.class);
+    private static final String HMAC_SHA256 = "HmacSHA256";
+    private static final String SIGNATURE_HEADER = "X-Signature";
+    private static final String TIMESTAMP_HEADER = "X-Timestamp";
+    private static final String NONCE_HEADER = "X-Nonce";
+
+    @Value("${signature.enabled:true}")
+    private boolean signatureEnabled;
+
+    @Value("${signature.max-age-minutes:5}")
+    private int maxAgeMinutes;
+
+    @Value("${signature.nonce-cache-size:10000}")
+    private int nonceCacheSize;
+
+    private final ConcurrentHashMap<String, Long> nonceCache = new ConcurrentHashMap<>();
+
+    @Override
+    public String generateSignature(
+            String method, 
+            String path, 
+            String query, 
+            String body, 
+            long timestamp, 
+            String nonce, 
+            String secret) {
+        try {
+            String stringToSign = buildStringToSign(method, path, query, body, timestamp, nonce);
+            logger.debug("String to sign: {}", stringToSign);
+
+            Mac mac = Mac.getInstance(HMAC_SHA256);
+            SecretKeySpec secretKeySpec = new SecretKeySpec(secret.getBytes(StandardCharsets.UTF_8), HMAC_SHA256);
+            mac.init(secretKeySpec);
+
+            byte[] signatureBytes = mac.doFinal(stringToSign.getBytes(StandardCharsets.UTF_8));
+            String signature = Base64.getEncoder().encodeToString(signatureBytes);
+
+            logger.debug("Generated signature: {}", signature);
+            return signature;
+
+        } catch (NoSuchAlgorithmException | InvalidKeyException e) {
+            logger.error("Failed to generate signature", e);
+            throw new RuntimeException("Signature generation failed", e);
+        }
+    }
+
+    @Override
+    public boolean verifySignature(ServerHttpRequest request, String secret) {
+        if (!signatureEnabled) {
+            logger.debug("Signature verification is disabled");
+            return true;
+        }
+
+        String signature = request.getHeaders().getFirst(SIGNATURE_HEADER);
+        String timestampStr = request.getHeaders().getFirst(TIMESTAMP_HEADER);
+        String nonce = request.getHeaders().getFirst(NONCE_HEADER);
+
+        if (signature == null || timestampStr == null || nonce == null) {
+            logger.warn("Missing signature headers - Signature: {}, Timestamp: {}, Nonce: {}", 
+                    signature, timestampStr, nonce);
+            return false;
+        }
+
+        try {
+            long timestamp = Long.parseLong(timestampStr);
+
+            if (!isTimestampValid(timestamp, maxAgeMinutes)) {
+                logger.warn("Timestamp is invalid or expired: {}", timestamp);
+                return false;
+            }
+
+            if (isNonceUsed(nonce)) {
+                logger.warn("Nonce has been used: {}", nonce);
+                return false;
+            }
+
+            String method = request.getMethod().name();
+            String path = request.getPath().value();
+            String query = request.getURI().getQuery() != null ? request.getURI().getQuery() : "";
+            String body = ""; // 在WebFlux中，请求体需要特殊处理
+
+            String expectedSignature = generateSignature(method, path, query, body, timestamp, nonce, secret);
+
+            boolean isValid = signature.equals(expectedSignature);
+            
+            if (isValid) {
+                recordNonce(nonce);
+                logger.debug("Signature verification passed for request: {} {}", method, path);
+            } else {
+                logger.warn("Signature verification failed - Expected: {}, Actual: {}", expectedSignature, signature);
+            }
+
+            return isValid;
+
+        } catch (NumberFormatException e) {
+            logger.error("Invalid timestamp format: {}", timestampStr, e);
+            return false;
+        }
+    }
+
+    @Override
+    public boolean isTimestampValid(long timestamp, int maxAgeMinutes) {
+        long currentTime = System.currentTimeMillis();
+        long timeDifference = Math.abs(currentTime - timestamp);
+        long maxAgeMillis = TimeUnit.MINUTES.toMillis(maxAgeMinutes);
+
+        boolean isValid = timeDifference <= maxAgeMillis;
+        
+        if (!isValid) {
+            logger.debug("Timestamp validation failed - Current: {}, Request: {}, Difference: {}ms, Max: {}ms",
+                    currentTime, timestamp, timeDifference, maxAgeMillis);
+        }
+
+        return isValid;
+    }
+
+    @Override
+    public boolean isNonceUsed(String nonce) {
+        return nonceCache.containsKey(nonce);
+    }
+
+    @Override
+    public void recordNonce(String nonce) {
+        nonceCache.put(nonce, System.currentTimeMillis());
+        logger.debug("Recorded nonce: {}", nonce);
+
+        if (nonceCache.size() > nonceCacheSize) {
+            cleanupExpiredNonces();
+        }
+    }
+
+    @Override
+    public void cleanupExpiredNonces() {
+        long currentTime = System.currentTimeMillis();
+        long expirationTime = TimeUnit.MINUTES.toMillis(maxAgeMinutes * 2);
+
+        int initialSize = nonceCache.size();
+        
+        nonceCache.entrySet().removeIf(entry -> 
+                (currentTime - entry.getValue()) > expirationTime);
+
+        int removedCount = initialSize - nonceCache.size();
+        
+        if (removedCount > 0) {
+            logger.info("Cleaned up {} expired nonces. Current cache size: {}", 
+                    removedCount, nonceCache.size());
+        }
+    }
+
+    private String buildStringToSign(
+            String method, 
+            String path, 
+            String query, 
+            String body, 
+            long timestamp, 
+            String nonce) {
+        StringBuilder sb = new StringBuilder();
+        sb.append(method).append("\n");
+        sb.append(path).append("\n");
+        sb.append(query != null ? query : "").append("\n");
+        sb.append(body != null ? body : "").append("\n");
+        sb.append(timestamp).append("\n");
+        sb.append(nonce);
+        return sb.toString();
+    }
+
+    public int getNonceCacheSize() {
+        return nonceCache.size();
+    }
+}

gym-manage-api/manage-gateway/src/main/java/cn/novalon/gym/manage/gateway/util/JwtUtil.java

@@ -0,0 +1,104 @@
+package cn.novalon.gym.manage.gateway.util;
+
+import cn.novalon.gym.manage.gateway.service.JwtKeyService;
+import io.jsonwebtoken.Claims;
+import io.jsonwebtoken.Jwts;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.stereotype.Component;
+
+import javax.crypto.SecretKey;
+import java.util.Date;
+
+@Component
+public class JwtUtil {
+
+    private static final Logger logger = LoggerFactory.getLogger(JwtUtil.class);
+
+    @Value("${jwt.expiration:86400000}")
+    private Long expiration;
+
+    @Autowired
+    private JwtKeyService jwtKeyService;
+
+    private SecretKey getSigningKey() {
+        return jwtKeyService.getCurrentSigningKey();
+    }
+
+    public String generateToken(String username, Long userId) {
+        Date now = new Date();
+        Date expiryDate = new Date(now.getTime() + expiration);
+
+        try {
+            String token = Jwts.builder()
+                    .setSubject(username)
+                    .claim("userId", userId)
+                    .claim("keyVersion", jwtKeyService.getCurrentKeyVersion())
+                    .setIssuedAt(now)
+                    .setExpiration(expiryDate)
+                    .signWith(getSigningKey())
+                    .compact();
+            
+            logger.debug("Generated JWT token for user: {}, userId: {}", username, userId);
+            return token;
+            
+        } catch (Exception e) {
+            logger.error("Failed to generate JWT token for user: {}", username, e);
+            throw new RuntimeException("Token generation failed", e);
+        }
+    }
+
+    public Claims parseToken(String token) {
+        try {
+            return Jwts.parserBuilder()
+                    .setSigningKey(getSigningKey())
+                    .build()
+                    .parseClaimsJws(token)
+                    .getBody();
+                    
+        } catch (Exception e) {
+            logger.error("Failed to parse JWT token", e);
+            throw new RuntimeException("Invalid token", e);
+        }
+    }
+
+    public String getUsernameFromToken(String token) {
+        Claims claims = parseToken(token);
+        return claims.getSubject();
+    }
+
+    public Long getUserIdFromToken(String token) {
+        Claims claims = parseToken(token);
+        return claims.get("userId", Long.class);
+    }
+
+    public boolean validateToken(String token) {
+        try {
+            parseToken(token);
+            logger.debug("JWT token validation successful");
+            return true;
+        } catch (Exception e) {
+            logger.warn("JWT token validation failed: {}", e.getMessage());
+            return false;
+        }
+    }
+
+    public boolean isTokenExpired(String token) {
+        try {
+            Claims claims = parseToken(token);
+            boolean expired = claims.getExpiration().before(new Date());
+            
+            if (expired) {
+                logger.warn("JWT token is expired");
+            }
+            
+            return expired;
+            
+        } catch (Exception e) {
+            logger.error("Failed to check token expiration", e);
+            return true;
+        }
+    }
+}

gym-manage-api/manage-gateway/src/main/resources/META-INF/spring/org.springframework.boot.autoconfigure.AutoConfiguration.imports

@@ -0,0 +1 @@
+cn.novalon.manage.gateway.config.RateLimitConfig

gym-manage-api/manage-gateway/src/main/resources/application-dev.yml

@@ -0,0 +1,13 @@
+spring:
+  cloud:
+    gateway:
+      routes:
+        - id: manage-app
+          uri: http://localhost:8084
+          predicates:
+            - Path=/api/**
+
+logging:
+  level:
+    org.springframework.cloud.gateway: TRACE
+    org.springframework.web.reactive: TRACE

gym-manage-api/manage-gateway/src/main/resources/application-local.yml

@@ -0,0 +1,38 @@
+# 本地开发环境配置
+spring:
+  config:
+    activate:
+      on-profile: local
+  cloud:
+    gateway:
+      routes:
+        - id: manage-app
+          uri: http://localhost:8084
+          predicates:
+            - Path=/api/**
+      default-filters:
+        - name: JwtAuthentication
+        - name: RbacAuthorization
+        - name: Retry
+          args:
+            retries: 3
+            statuses: BAD_GATEWAY,SERVICE_UNAVAILABLE
+            methods: GET,POST
+            backoff:
+              firstBackoff: 10ms
+              maxBackoff: 50ms
+              factor: 2
+              basedOnPreviousValue: false
+        - name: DedupeResponseHeader
+          args:
+            name: Content-Encoding
+            strategy: RETAIN_FIRST
+
+jwt:
+  secret: U2FsdGVkX1+vZ5Y9QmKxL8nN3rP7tW2jH4fG6dA8sB1cE5yN0zX3qV7wM4
+  expiration: 86400000
+
+logging:
+  level:
+    cn.novalon.manage.gateway: DEBUG
+    org.springframework.cloud.gateway: DEBUG

gym-manage-api/manage-gateway/src/main/resources/application-prod.yml

@@ -0,0 +1,13 @@
+spring:
+  cloud:
+    gateway:
+      routes:
+        - id: manage-app
+          uri: http://app:8084
+          predicates:
+            - Path=/api/**
+
+logging:
+  level:
+    cn.novalon.manage: INFO
+    org.springframework.cloud.gateway: INFO

gym-manage-api/manage-gateway/src/main/resources/application-test.yml

@@ -0,0 +1,99 @@
+server:
+  port: 8080
+
+spring:
+  codec:
+    max-in-memory-size: 10MB
+  application:
+    name: manage-gateway
+  cloud:
+    gateway:
+      routes:
+        - id: manage-app
+          uri: http://localhost:8084
+          predicates:
+            - Path=/api/**
+
+jwt:
+  secret: test-secret-key-for-e2e-testing-novalon-manage-system-2026
+  expiration: 86400000
+  key:
+    encryption:
+      password: test-encryption-password
+    rotation:
+      enabled: false
+      interval:
+        days: 30
+
+rate:
+  limit:
+    enabled: false
+    global:
+      limit-for-period: 10000
+      limit-refresh-period: 1s
+      timeout-duration: 0
+    ip:
+      limit-for-period: 1000
+      limit-refresh-period: 1s
+      timeout-duration: 0
+    user:
+      limit-for-period: 2000
+      limit-refresh-period: 1s
+      timeout-duration: 0
+
+signature:
+  enabled: false
+  secret: TestSecretKey2026
+  max-age-minutes: 30
+  nonce-cache-size: 10000
+  whitelist:
+    paths: /actuator/health,/actuator/info,/api/auth/login,/api/auth/register
+
+resilience:
+  enabled: true
+  circuit-breaker:
+    enabled: true
+    failure-rate-threshold: 50
+    slow-call-rate-threshold: 100
+    slow-call-duration-threshold: 2s
+    permitted-number-of-calls-in-half-open-state: 10
+    sliding-window-type: COUNT_BASED
+    sliding-window-size: 100
+    minimum-number-of-calls: 10
+    wait-duration-in-open-state: 10s
+  retry:
+    enabled: true
+    max-attempts: 3
+    wait-duration: 500ms
+  timeout:
+    enabled: true
+    duration: 5s
+
+user:
+  service:
+    url: http://localhost:8084
+
+permission:
+  cache:
+    expiry:
+      minutes: 1
+
+management:
+  endpoints:
+    web:
+      exposure:
+        include: health,info,metrics
+      base-path: /actuator
+  endpoint:
+    health:
+      show-details: always
+  health:
+    livenessstate:
+      enabled: true
+    readinessstate:
+      enabled: true
+
+logging:
+  level:
+    cn.novalon.manage: DEBUG
+    org.springframework.cloud.gateway: DEBUG

gym-manage-api/manage-gateway/src/main/resources/application.yml

@@ -0,0 +1,149 @@
+server:
+  port: 8080
+
+spring:
+  codec:
+    max-in-memory-size: 10MB
+  application:
+    name: gym-manage-gateway
+  cloud:
+    gateway:
+      routes:
+        - id: manage-app
+          uri: http://localhost:8084
+          predicates:
+            - Path=/api/**
+      default-filters:
+        - name: JwtAuthentication
+        - name: RbacAuthorization
+        - name: Retry
+          args:
+            retries: 3
+            statuses: BAD_GATEWAY,SERVICE_UNAVAILABLE
+            methods: GET,POST
+            backoff:
+              firstBackoff: 10ms
+              maxBackoff: 50ms
+              factor: 2
+              basedOnPreviousValue: false
+        - name: DedupeResponseHeader
+          args:
+            name: Content-Encoding
+            strategy: RETAIN_FIRST
+
+jwt:
+  secret: ${JWT_SECRET:enc:U2FsdGVkX1+vZ5Y9QmKxL8nN3rP7tW2jH4fG6dA8sB1cE5yN0zX3qV7wM4}
+  expiration: ${JWT_EXPIRATION:86400000}
+  key:
+    encryption:
+      password: ${JWT_KEY_ENCRYPTION_PASSWORD:}
+    rotation:
+      enabled: ${JWT_KEY_ROTATION_ENABLED:true}
+      interval:
+        days: ${JWT_KEY_ROTATION_INTERVAL_DAYS:30}
+
+rate:
+  limit:
+    enabled: ${RATE_LIMIT_ENABLED:true}
+    global:
+      limit-for-period: ${RATE_LIMIT_GLOBAL_LIMIT:1000}
+      limit-refresh-period: ${RATE_LIMIT_GLOBAL_PERIOD:1s}
+      timeout-duration: ${RATE_LIMIT_GLOBAL_TIMEOUT:0}
+    ip:
+      limit-for-period: ${RATE_LIMIT_IP_LIMIT:100}
+      limit-refresh-period: ${RATE_LIMIT_IP_PERIOD:1s}
+      timeout-duration: ${RATE_LIMIT_IP_TIMEOUT:0}
+    user:
+      limit-for-period: ${RATE_LIMIT_USER_LIMIT:200}
+      limit-refresh-period: ${RATE_LIMIT_USER_PERIOD:1s}
+      timeout-duration: ${RATE_LIMIT_USER_TIMEOUT:0}
+
+signature:
+  enabled: ${SIGNATURE_ENABLED:true}
+  secret: ${SIGNATURE_SECRET:NovalonManageSystemSecretKey2026}
+  max-age-minutes: ${SIGNATURE_MAX_AGE_MINUTES:5}
+  nonce-cache-size: ${SIGNATURE_NONCE_CACHE_SIZE:10000}
+  whitelist:
+    paths: ${SIGNATURE_WHITELIST_PATHS:/actuator/health,/actuator/info,/api/auth/login}
+
+resilience:
+  enabled: ${RESILIENCE_ENABLED:true}
+  circuit-breaker:
+    enabled: ${RESILIENCE_CIRCUIT_BREAKER_ENABLED:true}
+    failure-rate-threshold: ${RESILIENCE_CB_FAILURE_RATE:50}
+    slow-call-rate-threshold: ${RESILIENCE_CB_SLOW_CALL_RATE:100}
+    slow-call-duration-threshold: ${RESILIENCE_CB_SLOW_CALL_DURATION:2s}
+    permitted-number-of-calls-in-half-open-state: ${RESILIENCE_CB_HALF_OPEN_CALLS:10}
+    sliding-window-type: ${RESILIENCE_CB_SLIDING_WINDOW_TYPE:COUNT_BASED}
+    sliding-window-size: ${RESILIENCE_CB_SLIDING_WINDOW_SIZE:100}
+    minimum-number-of-calls: ${RESILIENCE_CB_MIN_CALLS:10}
+    wait-duration-in-open-state: ${RESILIENCE_CB_WAIT_DURATION:10s}
+  retry:
+    enabled: ${RESILIENCE_RETRY_ENABLED:true}
+    max-attempts: ${RESILIENCE_RETRY_MAX_ATTEMPTS:3}
+    wait-duration: ${RESILIENCE_RETRY_WAIT_DURATION:500ms}
+  timeout:
+    enabled: ${RESILIENCE_TIMEOUT_ENABLED:true}
+    duration: ${RESILIENCE_TIMEOUT_DURATION:3s}
+
+user:
+  service:
+    url: ${USER_SERVICE_URL:http://localhost:8084}
+
+permission:
+  cache:
+    expiry:
+      minutes: 5
+
+management:
+  endpoints:
+    web:
+      exposure:
+        include: health,info,metrics,env,loggers,httptrace,threaddump,heapdump
+      base-path: /actuator
+  endpoint:
+    health:
+      show-details: always
+      probes:
+        enabled: true
+      group:
+        liveness:
+          include: ping,livenessState
+        readiness:
+          include: ping,readinessState
+    metrics:
+      enabled: true
+    env:
+      enabled: true
+    loggers:
+      enabled: true
+    httptrace:
+      enabled: true
+  health:
+    livenessstate:
+      enabled: true
+    readinessstate:
+      enabled: true
+    circuitbreakers:
+      enabled: true
+    ratelimiters:
+      enabled: true
+  metrics:
+    tags:
+      application: ${spring.application.name}
+    distribution:
+      percentiles-histogram:
+        http.server.requests: true
+      percentiles:
+        http.server.requests: 0.5,0.95,0.99
+    web:
+      server:
+        request:
+          autotime:
+            enabled: true
+            percentiles: 0.5,0.95,0.99
+
+logging:
+  level:
+    cn.novalon.manage: DEBUG
+    org.springframework.cloud.gateway: DEBUG