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添加方法级 Caller 锁

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Doghole
2025-05-15 01:39:54 +08:00
parent fc9553f2db
commit e0e7942412
12 changed files with 430 additions and 25 deletions
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54
src/main/java/quant/rich/emoney/component/CallerLockAspect.java Normal file
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@@ -0,0 +1,54 @@
package quant.rich.emoney.component;
import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.*;
import org.aspectj.lang.reflect.MethodSignature;
import org.springframework.expression.*;
import org.springframework.expression.spel.standard.SpelExpressionParser;
import org.springframework.expression.spel.support.StandardEvaluationContext;
import org.springframework.stereotype.Component;
import quant.rich.emoney.util.CallerLockUtil;
import java.lang.reflect.Method;
import java.util.concurrent.locks.ReentrantLock;
@Aspect
@Component
public class CallerLockAspect {
private final SpelExpressionParser parser = new SpelExpressionParser();
@Around("@annotation(com.example.lock.LockByCaller)")
public Object around(ProceedingJoinPoint pjp) throws Throwable {
MethodSignature signature = (MethodSignature) pjp.getSignature();
Method method = signature.getMethod();
LockByCaller annotation = method.getAnnotation(LockByCaller.class);
// 获取 SpEL key（如果有）
Object[] args = pjp.getArgs();
String[] paramNames = signature.getParameterNames();
Object[] extraKey = new Object[0];
if (!annotation.key().isEmpty()) {
EvaluationContext context = new StandardEvaluationContext();
for (int i = 0; i < paramNames.length; i++) {
context.setVariable(paramNames[i], args[i]);
}
Expression expression = parser.parseExpression(annotation.key());
Object value = expression.getValue(context);
extraKey = (value == null) ? new Object[0] : new Object[]{value};
}
// 复用工具类的锁逻辑
ReentrantLock lock = CallerLockUtil.acquireLock(extraKey);
lock.lock();
try {
return pjp.proceed();
} finally {
lock.unlock();
}
}
}

20
src/main/java/quant/rich/emoney/component/LockByCaller.java Normal file
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@@ -0,0 +1,20 @@
package quant.rich.emoney.component;
import java.lang.annotation.*;
/**
* 在方法上添加此注解，可针对调用方加锁，即：<br>
* 调用方法为 A 的，多次从 A 调用则加锁，从 B 调用时不受影响<br>
* 需要开启 AOP：在任意配置类上增加注解：<i><code>@EnableAspectJAutoProxy</code></i>
* @see CallerLockAspect
*/
@Target(ElementType.METHOD)
@Retention(RetentionPolicy.RUNTIME)
@Documented
public @interface LockByCaller {
/**
* 可选参数，用于 SpEL 表达式获取 key
* 例如：@LockByCaller(key = "#userId")
*/
String key() default "";
}

2
src/main/java/quant/rich/emoney/config/EmoneyAutoConfig.java
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@@ -2,6 +2,7 @@ package quant.rich.emoney.config;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.EnableAspectJAutoProxy;
import org.springframework.context.annotation.Import;
import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
@@ -17,6 +18,7 @@ import quant.rich.emoney.service.ConfigService;
* @author Doghole
*
*/
@EnableAspectJAutoProxy
@Configuration
@Import(ConfigAutoRegistrar.class)
public class EmoneyAutoConfig implements WebMvcConfigurer {

65
src/main/java/quant/rich/emoney/controller/IndexControllerV1.java
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@@ -8,11 +8,16 @@ import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.node.ObjectNode;
import quant.rich.emoney.controller.common.BaseController;
import quant.rich.emoney.entity.config.PlatformConfig;
import quant.rich.emoney.exception.RException;
import quant.rich.emoney.pojo.dto.R;
import quant.rich.emoney.service.AuthService;
import quant.rich.emoney.service.ConfigService;
import quant.rich.emoney.util.EncryptUtils;
@Controller
@RequestMapping("/admin/v1")
@@ -24,28 +29,56 @@ public class IndexControllerV1 extends BaseController {
@Autowired
ConfigService configService;
@Autowired
AuthService authService;
@GetMapping({ "", "/", "/index" })
public String index() {
return "admin/v1/index";
}
@PostMapping("/changeUserInfo")
@GetMapping("/getUserInfo")
@ResponseBody
public R<?> changeUserInfo(String newUsername, String oldPassword, String newPassword) {
if (!platformConfig.getPassword().equals(oldPassword)) {
throw RException.badRequest("密码错误");
}
if (StringUtils.isAllEmpty(newUsername, newPassword)) {
throw RException.badRequest("未更改任何信息");
}
if (StringUtils.isNotEmpty(newUsername)) {
platformConfig.setUsername(newUsername);
}
if (StringUtils.isNotEmpty(newPassword)) {
platformConfig.setPassword(newPassword);
}
configService.saveOrUpdate(platformConfig);
return R.ok();
public R<?> getUserInfo() {
ObjectNode node = new ObjectMapper().valueToTree(platformConfig);
node.remove("password");
node.remove("isInited");
return R.ok(node);
}
@PostMapping("/changeUserInfo")
@ResponseBody
public R<?> changeUserInfo(
String username,
String password,
String newPassword,
String email) {
if (passwordIsNotEmpty(newPassword)) {
if (!platformConfig.getPassword().equals(password)) {
throw RException.badRequest("密码错误");
}
platformConfig.setPassword(newPassword);
}
if (StringUtils.isNotEmpty(username)) {
platformConfig.setUsername(username);
}
else {
throw RException.badRequest("用户名不能为空");
}
platformConfig.setEmail(email);
return R.judge(() -> {
if (configService.saveOrUpdate(platformConfig)) {
authService.setLogin(username, platformConfig.getPassword());
return true;
}
return false;
});
}
static final String EMPTY_PASSWORD = EncryptUtils.sha3("", 224);
static boolean passwordIsNotEmpty(String password) {
return StringUtils.isNotEmpty(password) && !password.equalsIgnoreCase(EMPTY_PASSWORD);
}
}

28
src/main/java/quant/rich/emoney/controller/config/ProxyConfigControllerV1.java Normal file
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@@ -0,0 +1,28 @@
package quant.rich.emoney.controller.config;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;
import lombok.extern.slf4j.Slf4j;
import quant.rich.emoney.controller.common.BaseController;
import quant.rich.emoney.entity.config.ProxyConfig;
import quant.rich.emoney.pojo.dto.R;
@Slf4j
@Controller
@RequestMapping("/admin/v1/config/proxy")
public class ProxyConfigControllerV1 extends BaseController {
@Autowired
ProxyConfig proxyConfig;
@GetMapping("/refreshIpThroughProxy")
@ResponseBody
public R<?> refreshIpThroughProxy() {
return R.ok(proxyConfig.refreshIpThroughProxy());
}
}

2
src/main/java/quant/rich/emoney/entity/config/PlatformConfig.java
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@@ -14,6 +14,8 @@ public class PlatformConfig implements IConfig<PlatformConfig> {
private String password;
private String email;
private Boolean isInited;
public PlatformConfig() {

12
src/main/java/quant/rich/emoney/entity/config/ProxyConfig.java
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@@ -1,27 +1,15 @@
package quant.rich.emoney.entity.config;
import java.io.IOException;
import java.net.InetSocketAddress;
import java.net.Proxy;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.locks.ReentrantLock;
import com.fasterxml.jackson.annotation.JsonView;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.node.ObjectNode;
import lombok.Data;
import lombok.experimental.Accessors;
import lombok.extern.slf4j.Slf4j;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.Response;
import quant.rich.emoney.client.OkHttpClientProvider;
import quant.rich.emoney.interceptor.EnumOptionsInterceptor.EnumOptions;
import quant.rich.emoney.interfaces.ConfigInfo;
import quant.rich.emoney.interfaces.IConfig;
import quant.rich.emoney.pojo.dto.IpInfo;
import quant.rich.emoney.util.CallerLockUtil;
import quant.rich.emoney.util.GeoIPUtil;
import quant.rich.emoney.validator.ProxyConfigValid;

1
src/main/java/quant/rich/emoney/patch/okhttp/PatchOkHttp.java
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@@ -73,6 +73,7 @@ public class PatchOkHttp {
* <li>在方法体内，使用外部 RestartClassLoader 载入欲重定义的方法类，并在调用 ByteBuddy 时指定该方法类和 ClassLoader。</li>
* </ol>
* </p>
* <p>进一步地，如果注入很重要，请判断欲重定义类所属 ClassLoader 和外部 ClassLoader 是否一致，如果不一致的，终止程序。</p>
* @see org.springframework.boot.devtools.restart.classloader.RestartClassLoader
* @see jdk.internal.loader.ClassLoaders
*/

70
src/main/java/quant/rich/emoney/pojo/dto/IpInfo.java Normal file
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@@ -0,0 +1,70 @@
package quant.rich.emoney.pojo.dto;
import java.util.Objects;
import org.apache.commons.lang3.StringUtils;
import lombok.Data;
import lombok.experimental.Accessors;
@Data
@Accessors(chain=true)
public class IpInfo {
private String ip = "Unknown";
private String ipv6;
private String country;
private String subdivision;
private String city;
public static final IpInfo EMPTY = new IpInfo();
public IpInfo setIp(String ip) {
if (ip != null) this.ip = ip.trim();
return this;
}
public IpInfo setIpv6(String ipv6) {
if (ipv6 != null) this.ipv6 = ipv6.trim();
return this;
}
public String toString() {
StringBuilder sb = new StringBuilder();
sb.append("IP: ").append(getIp());
if (StringUtils.isNoneBlank(getIpv6())) {
sb.append(", ").append("IPv6: ").append(getIpv6());
}
sb.append(getGeoString());
return sb.toString();
}
public String getString() {
return toString();
}
public String getGeoString() {
StringBuilder sb = new StringBuilder();
sb.append("(");
if (StringUtils.isNotBlank(getCountry())) {
// 国家
sb.append(getCountry());
if (StringUtils.isNotBlank(getSubdivision())) {
sb.append(getSubdivision());
}
if (StringUtils.isNotBlank(getCity()) && !Objects.equals(getCountry(), getCity())) {
// 有时候国家和地区与城市一致的，忽略
sb.append(getCity());
}
}
else {
sb.append("未知位置");
}
sb.append(")");
return sb.toString();
}
public boolean isEmpty() {
return StringUtils.isBlank(getIp());
}
}

79
src/main/java/quant/rich/emoney/util/CallerLockUtil.java Normal file
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@@ -0,0 +1,79 @@
package quant.rich.emoney.util;
import java.lang.StackWalker;
import java.lang.ref.WeakReference;
import java.util.Arrays;
import java.util.Objects;
import java.util.concurrent.*;
import java.util.concurrent.locks.ReentrantLock;
public class CallerLockUtil {
private static final StackWalker walker = StackWalker.getInstance(StackWalker.Option.RETAIN_CLASS_REFERENCE);
private static final ConcurrentMap<LockKey, WeakReference<ReentrantLock>> lockMap = new ConcurrentHashMap<>();
/**
* ✅ 方式一：一键加锁执行
*/
public static void runWithCallerLock(Runnable task, Object... extraKeys) {
ReentrantLock lock = acquireLock(extraKeys);
lock.lock();
try {
task.run();
} finally {
lock.unlock();
}
}
/**
* ✅ 方式二：手动获取锁
* 用于：lock() + try/finally + unlock()
*/
public static ReentrantLock acquireLock(Object... extraKeys) {
LockKey key = buildLockKey(extraKeys);
return lockMap.compute(key, (k, ref) -> {
ReentrantLock l = (ref == null || ref.get() == null) ? new ReentrantLock() : ref.get();
return new WeakReference<>(l);
}).get();
}
/**
* 构造调用者方法 + 附加参数为 key
*/
private static LockKey buildLockKey(Object... extraKeys) {
String caller = walker.walk(frames ->
frames.skip(3).findFirst() // skip getStackTrace → buildLockKey → acquireLock → 调用者
.map(f -> f.getClassName() + "#" + f.getMethodName())
.orElse("unknown")
);
return new LockKey(caller, extraKeys);
}
/**
* 复合 Key 类（调用方法 + 参数）
*/
private static class LockKey {
private final String method;
private final Object[] extra;
private final int hash;
LockKey(String method, Object[] extra) {
this.method = method;
this.extra = (extra == null) ? new Object[0] : extra;
this.hash = Objects.hash(method, Arrays.deepHashCode(this.extra));
}
@Override
public boolean equals(Object obj) {
if (!(obj instanceof LockKey)) return false;
LockKey other = (LockKey) obj;
return method.equals(other.method) && Arrays.deepEquals(this.extra, other.extra);
}
@Override
public int hashCode() {
return hash;
}
}
}

127
src/main/java/quant/rich/emoney/util/GeoIPUtil.java Normal file
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@@ -0,0 +1,127 @@
package quant.rich.emoney.util;
import com.maxmind.geoip2.DatabaseReader;
import com.maxmind.geoip2.exception.GeoIp2Exception;
import com.maxmind.geoip2.model.CityResponse;
import com.maxmind.geoip2.record.Subdivision;
import lombok.extern.slf4j.Slf4j;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.Response;
import quant.rich.emoney.client.OkHttpClientProvider;
import quant.rich.emoney.entity.config.ProxyConfig;
import quant.rich.emoney.pojo.dto.IpInfo;
import java.io.File;
import java.io.IOException;
import java.net.InetAddress;
import java.net.Proxy;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.locks.ReentrantLock;
@Slf4j
public class GeoIPUtil {
private static DatabaseReader cityReader;
public static String LOCALE = "zh-CN";
static {
try {
cityReader = new DatabaseReader.Builder(new File("./conf/extra/GeoLite2-City.mmdb")).build();
} catch (IOException e) {
throw new RuntimeException("IP 地址库初始化失败", e);
}
}
public static IpInfo getIpInfoThroughProxy(ProxyConfig proxyConfig) {
ReentrantLock lock = CallerLockUtil.acquireLock();
lock.lock();
try {
Proxy proxy = proxyConfig.getProxy();
boolean ignoreHttpsVerification = proxyConfig.getIgnoreHttpsVerification();
// OkHttp 客户端配置
OkHttpClient client = OkHttpClientProvider.getInstance(
proxy, ignoreHttpsVerification,
builder -> builder
.connectTimeout(10, TimeUnit.SECONDS)
.readTimeout(10, TimeUnit.SECONDS));
// 使用 httpbin.org/ip 获取当前请求的公网 IP
Request requestIpv4 = new Request.Builder()
.url("https://ipv4.icanhazip.com")
.build();
IpInfo ipInfo = new IpInfo();
try (Response response = client.newCall(requestIpv4).execute()) {
if (!response.isSuccessful()) {
log.warn("Request ipv4 failed with code: {}", response.code());
return IpInfo.EMPTY;
}
String responseBody = response.body().string();
log.debug("Response ipv4 from proxy: {}", responseBody.trim());
ipInfo.setIp(responseBody);
} catch (IOException e) {
log.warn("Proxy ipv4 error: {}", e.getMessage());
return IpInfo.EMPTY;
}
Request requestIpv6 = new Request.Builder()
.url("https://ipv6.icanhazip.com")
.build();
try (Response response = client.newCall(requestIpv6).execute()) {
if (!response.isSuccessful()) {
log.warn("Request ipv6 failed with code: {}", response.code());
}
String responseBody = response.body().string();
log.debug("Response ipv6 from proxy: {}", responseBody.trim());
ipInfo.setIpv6(responseBody);
} catch (IOException e) {
log.warn("Proxy ipv6 error {}", e.getMessage());
}
return queryIpInfoGeoLite(ipInfo);
}
finally {
lock.unlock();
}
}
/**
* 以 IPv4 为准
* @param ipInfo
*/
public static IpInfo queryIpInfoGeoLite(IpInfo ipInfo) {
try {
InetAddress ipv4Address = InetAddress.getByName(ipInfo.getIp());
CityResponse response = cityReader.city(ipv4Address);
if (response.getCountry() != null) {
String countryStr = response.getCountry().getNames().get(LOCALE);
ipInfo.setCountry(countryStr);
}
if (response.getSubdivisions() != null && !response.getSubdivisions().isEmpty()) {
// 省
Subdivision subdivision = response.getSubdivisions().get(0);
if (subdivision != null) {
String subdivisionStr = subdivision.getNames().get(LOCALE);
ipInfo.setSubdivision(subdivisionStr);
}
}
if (response.getCity() != null) {
// 市
String cityStr = response.getCity().getNames().get(LOCALE);
ipInfo.setCity(cityStr);
}
} catch (IOException | GeoIp2Exception e) {
log.warn("Get city response from GeoLite2-City database failed: {}", e.getMessage());
}
return ipInfo;
}
public static void main(String[] args) {
System.out.format("GeoLite2-City %s\r\n", queryIpInfoGeoLite(new IpInfo().setIp("46.3.98.216")));
}
}

1
src/main/resources/META-INF/spring-devtools.properties Normal file
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@@ -0,0 +1 @@
restart.include.okhttp3=.*okhttp-.*\.jar