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refactor: remove production in-memory session store

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lingniu
2026-07-01 09:15:28 +08:00
parent 42e8742b10
commit ce3f2ffb90
8 changed files with 101 additions and 110 deletions
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4
modules/core/session-core/pom.xml
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@@ -28,10 +28,6 @@
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-redis</artifactId>
</dependency>
<dependency>
<groupId>com.github.ben-manes.caffeine</groupId>
<artifactId>caffeine</artifactId>
</dependency>
<dependency>
<groupId>org.junit.jupiter</groupId>
<artifactId>junit-jupiter</artifactId>

84
modules/core/session-core/src/main/java/com/lingniu/ingest/session/InMemorySessionStore.java
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@@ -1,84 +0,0 @@
package com.lingniu.ingest.session;
import com.github.benmanes.caffeine.cache.Cache;
import com.github.benmanes.caffeine.cache.Caffeine;
import java.time.Duration;
import java.util.Optional;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;
import java.util.function.UnaryOperator;
/**
* 测试/本地用纯内存会话存储。支持按 sessionId / vin / phone 三种 key 查询。
*
* <p>失活清理：基于 {@link Caffeine} 的 {@code expireAfterAccess 30 分钟}。
* 生产自动配置拒绝 memory 模式，应使用 Redis 会话索引。
*/
public final class InMemorySessionStore implements SessionStore {
private final Cache<String, DeviceSession> byId;
private final ConcurrentMap<String, String> vinToId = new ConcurrentHashMap<>();
private final ConcurrentMap<String, String> phoneToId = new ConcurrentHashMap<>();
public InMemorySessionStore() {
this.byId = Caffeine.newBuilder()
.expireAfterAccess(Duration.ofMinutes(30))
.removalListener((String sid, DeviceSession s, com.github.benmanes.caffeine.cache.RemovalCause c) -> {
if (s == null) return;
if (s.vin() != null) vinToId.remove(s.vin(), sid);
if (s.phone() != null) phoneToId.remove(s.phone(), sid);
})
.build();
}
@Override
public void put(DeviceSession session) {
byId.put(session.sessionId(), session);
// 三索引用同一个 sessionId 汇聚；HTTP 下行可以拿 sessionId/VIN/phone 任意一种查在线连接。
if (session.vin() != null) vinToId.put(session.vin(), session.sessionId());
if (session.phone() != null) phoneToId.put(session.phone(), session.sessionId());
}
@Override
public Optional<DeviceSession> findBySessionId(String sessionId) {
return Optional.ofNullable(byId.getIfPresent(sessionId));
}
@Override
public Optional<DeviceSession> findByVin(String vin) {
String sid = vinToId.get(vin);
return sid == null ? Optional.empty() : findBySessionId(sid);
}
@Override
public Optional<DeviceSession> findByPhone(String phone) {
String sid = phoneToId.get(phone);
return sid == null ? Optional.empty() : findBySessionId(sid);
}
@Override
public synchronized Optional<DeviceSession> update(String sessionId, UnaryOperator<DeviceSession> updater) {
DeviceSession old = byId.getIfPresent(sessionId);
if (old == null) return Optional.empty();
DeviceSession next = updater.apply(old);
// update 复用 put，保证 VIN/phone 二级索引和主会话对象一起刷新。
put(next);
return Optional.of(next);
}
@Override
public void remove(String sessionId) {
DeviceSession s = byId.getIfPresent(sessionId);
if (s != null) {
byId.invalidate(sessionId);
if (s.vin() != null) vinToId.remove(s.vin(), sessionId);
if (s.phone() != null) phoneToId.remove(s.phone(), sessionId);
}
}
@Override
public int size() {
return (int) byId.estimatedSize();
}
}

9
modules/core/session-core/src/test/java/com/lingniu/ingest/session/config/SessionCoreAutoConfigurationTest.java
View File

@@ -1,6 +1,5 @@
package com.lingniu.ingest.session.config;
import com.lingniu.ingest.session.InMemorySessionStore;
import com.lingniu.ingest.session.RedisSessionStore;
import com.lingniu.ingest.session.SessionStore;
import org.junit.jupiter.api.Test;
@@ -9,6 +8,7 @@ import org.springframework.boot.test.context.runner.ApplicationContextRunner;
import org.springframework.data.redis.core.StringRedisTemplate;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatThrownBy;
import static org.mockito.Mockito.mock;
class SessionCoreAutoConfigurationTest {
@@ -20,10 +20,15 @@ class SessionCoreAutoConfigurationTest {
void doesNotCreateImplicitInMemorySessionStoreByDefault() {
contextRunner.run(context -> {
assertThat(context).doesNotHaveBean(SessionStore.class);
assertThat(context).doesNotHaveBean(InMemorySessionStore.class);
});
}
@Test
void doesNotPublishInMemorySessionStoreImplementation() {
assertThatThrownBy(() -> Class.forName("com.lingniu.ingest.session.InMemorySessionStore"))
.isInstanceOf(ClassNotFoundException.class);
}
@Test
void usesRedisSessionStoreWhenEnabledAndRedisTemplateExists() {
contextRunner