feat: Redis 설정 및 세팅 작업(#16)

src/main/java/com/ftm/server/adapter/gateway/RedisCacheGateway.java

@@ -0,0 +1,4 @@
+package com.ftm.server.adapter.gateway;
+
+/** Redis Caching 관련 작업 Gateway */
+public interface RedisCacheGateway {}

src/main/java/com/ftm/server/adapter/gateway/RedisSessionGateway.java

@@ -0,0 +1,4 @@
+package com.ftm.server.adapter.gateway;
+
+/** Redis Session 작업 관련 Gateway */
+public interface RedisSessionGateway {}

src/main/java/com/ftm/server/infrastructure/redis/RedisConfig.java

@@ -0,0 +1,65 @@
+package com.ftm.server.infrastructure.redis;
+
+import java.time.Duration;
+import lombok.RequiredArgsConstructor;
+import org.springframework.cache.annotation.EnableCaching;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.data.redis.cache.RedisCacheConfiguration;
+import org.springframework.data.redis.cache.RedisCacheManager;
+import org.springframework.data.redis.connection.RedisConnectionFactory;
+import org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory;
+import org.springframework.data.redis.core.RedisTemplate;
+import org.springframework.data.redis.serializer.GenericJackson2JsonRedisSerializer;
+import org.springframework.data.redis.serializer.RedisSerializationContext;
+import org.springframework.data.redis.serializer.StringRedisSerializer;
+import org.springframework.session.data.redis.config.annotation.web.http.EnableRedisHttpSession;
+
+@EnableRedisHttpSession
+@EnableCaching
+@Configuration
+@RequiredArgsConstructor
+public class RedisConfig {
+
+    private final RedisProperties redisProperties;
+
+    // Redis Connection
+    @Bean
+    public RedisConnectionFactory redisConnectionFactory() {
+        return new LettuceConnectionFactory(redisProperties.getHost(), redisProperties.getPort());
+    }
+
+    // Redis Template
+    @Bean
+    public RedisTemplate<String, Object> redisTemplate(RedisConnectionFactory factory) {
+        RedisTemplate<String, Object> template = new RedisTemplate<>();
+        template.setConnectionFactory(factory);
+
+        // 단순 Key-Value 직렬화
+        template.setKeySerializer(new StringRedisSerializer());
+        template.setValueSerializer(new GenericJackson2JsonRedisSerializer());
+
+        // 해시 Key-Value 직렬화
+        template.setHashKeySerializer(new StringRedisSerializer());
+        template.setHashValueSerializer(new GenericJackson2JsonRedisSerializer());
+
+        template.afterPropertiesSet();
+        return template;
+    }
+
+    // Redis Caching
+    @Bean
+    public RedisCacheManager redisCacheManager(RedisConnectionFactory factory) {
+        RedisCacheConfiguration cacheConfiguration =
+                RedisCacheConfiguration.defaultCacheConfig()
+                        .entryTtl(Duration.ofMinutes(30)) // 기본 캐시 만료시간 30분
+                        .serializeKeysWith(
+                                RedisSerializationContext.SerializationPair.fromSerializer(
+                                        new StringRedisSerializer()))
+                        .serializeValuesWith(
+                                RedisSerializationContext.SerializationPair.fromSerializer(
+                                        new GenericJackson2JsonRedisSerializer()));
+
+        return RedisCacheManager.builder(factory).cacheDefaults(cacheConfiguration).build();
+    }
+}

src/main/java/com/ftm/server/infrastructure/redis/RedisProperties.java

@@ -0,0 +1,16 @@
+package com.ftm.server.infrastructure.redis;
+
+import lombok.Getter;
+import lombok.Setter;
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+@ConfigurationProperties(prefix = "spring.data.redis")
+@Getter
+@Setter
+public class RedisProperties {
+
+    private String host;
+    private int port;
+}

src/main/java/com/ftm/server/infrastructure/redis/RedisService.java

@@ -0,0 +1,15 @@
+package com.ftm.server.infrastructure.redis;
+
+import com.ftm.server.adapter.gateway.RedisCacheGateway;
+import com.ftm.server.adapter.gateway.RedisSessionGateway;
+import lombok.RequiredArgsConstructor;
+import org.springframework.data.redis.core.RedisTemplate;
+import org.springframework.stereotype.Service;
+
+/** Redis Caching, Session 구현체 각 역할 별 레디스 조작 관리 (비즈니스 로직이 포함되면 안됨, 기술적인 로직만 수행) */
+@Service
+@RequiredArgsConstructor
+public class RedisService implements RedisCacheGateway, RedisSessionGateway {
+
+    private final RedisTemplate<String, Object> redisTemplate;
+}

src/main/resources/application.yml

@@ -9,6 +9,9 @@ spring:
       - storage
       - security
 
+  session:
+    timeout: 1800 # 30분
+
   mail:
     host: smtp.gmail.com
     port: 587