Event Service 백엔드 테스트 완료

- 백엔드 API 테스트 완료 (8/8 성공)
- Redis, PostgreSQL, Kafka 연동 검증
- ErrorHandlingDeserializer를 통한 Kafka Consumer 안정화
- 테스트 결과 보고서 작성 (develop/dev/test-backend.md)
- 실행 프로파일 추가 (event-service/.run/)
- 설정 일치 검증 완료 (application.yml ↔ run.xml)

event-service/.run/event-service.run.xml

@@ -0,0 +1,71 @@
+<component name="ProjectRunConfigurationManager">
+  <configuration default="false" name="event-service" type="GradleRunConfiguration" factoryName="Gradle">
+    <ExternalSystemSettings>
+      <option name="env">
+        <map>
+          <!-- Server Configuration -->
+          <entry key="SERVER_PORT" value="8080" />
+
+          <!-- Database Configuration -->
+          <entry key="DB_HOST" value="20.249.177.232" />
+          <entry key="DB_PORT" value="5432" />
+          <entry key="DB_NAME" value="eventdb" />
+          <entry key="DB_USERNAME" value="eventuser" />
+          <entry key="DB_PASSWORD" value="Hi5Jessica!" />
+
+          <!-- JPA Configuration -->
+          <entry key="DDL_AUTO" value="update" />
+
+          <!-- Redis Configuration -->
+          <entry key="REDIS_HOST" value="20.214.210.71" />
+          <entry key="REDIS_PORT" value="6379" />
+          <entry key="REDIS_PASSWORD" value="Hi5Jessica!" />
+
+          <!-- Kafka Configuration -->
+          <entry key="KAFKA_BOOTSTRAP_SERVERS" value="20.249.182.13:9095,4.217.131.59:9095" />
+
+          <!-- Service URLs -->
+          <entry key="CONTENT_SERVICE_URL" value="http://localhost:8082" />
+          <entry key="DISTRIBUTION_SERVICE_URL" value="http://localhost:8084" />
+
+          <!-- JWT Configuration -->
+          <entry key="JWT_SECRET" value="kt-event-marketing-secret-key-for-development-only-please-change-in-production" />
+
+          <!-- Logging Configuration -->
+          <entry key="LOG_LEVEL" value="DEBUG" />
+          <entry key="SQL_LOG_LEVEL" value="DEBUG" />
+        </map>
+      </option>
+      <option name="executionName" />
+      <option name="externalProjectPath" value="$PROJECT_DIR$" />
+      <option name="externalSystemIdString" value="GRADLE" />
+      <option name="scriptParameters" value="" />
+      <option name="taskDescriptions">
+        <list />
+      </option>
+      <option name="taskNames">
+        <list>
+          <option value="event-service:bootRun" />
+        </list>
+      </option>
+      <option name="vmOptions" value="-Xms512m -Xmx2048m -XX:MetaspaceSize=256m -XX:MaxMetaspaceSize=512m -XX:+UseG1GC -XX:MaxGCPauseMillis=200 -Dspring.jmx.enabled=false -Dspring.devtools.restart.enabled=false" />
+    </ExternalSystemSettings>
+    <ExternalSystemDebugServerProcess>true</ExternalSystemDebugServerProcess>
+    <ExternalSystemReattachDebugProcess>true</ExternalSystemReattachDebugProcess>
+    <EXTENSION ID="com.intellij.execution.ExternalSystemRunConfigurationJavaExtension">
+      <extension name="net.ashald.envfile">
+        <option name="IS_ENABLED" value="false" />
+        <option name="IS_SUBST" value="false" />
+        <option name="IS_PATH_MACRO_SUPPORTED" value="false" />
+        <option name="IS_IGNORE_MISSING_FILES" value="false" />
+        <option name="IS_ENABLE_EXPERIMENTAL_INTEGRATIONS" value="false" />
+        <ENTRIES>
+          <ENTRY IS_ENABLED="true" PARSER="runconfig" IS_EXECUTABLE="false" />
+        </ENTRIES>
+      </extension>
+    </EXTENSION>
+    <DebugAllEnabled>false</DebugAllEnabled>
+    <RunAsTest>false</RunAsTest>
+    <method v="2" />
+  </configuration>
+</component>

event-service/src/main/java/com/kt/event/eventservice/config/KafkaConfig.java

@@ -11,6 +11,7 @@ import org.springframework.kafka.annotation.EnableKafka;
 import org.springframework.kafka.config.ConcurrentKafkaListenerContainerFactory;
 import org.springframework.kafka.core.*;
 import org.springframework.kafka.listener.ContainerProperties;
+import org.springframework.kafka.support.serializer.ErrorHandlingDeserializer;
 import org.springframework.kafka.support.serializer.JsonDeserializer;
 import org.springframework.kafka.support.serializer.JsonSerializer;
 
@@ -68,6 +69,7 @@ public class KafkaConfig {
 
     /**
      * Kafka Consumer 설정
+     * ErrorHandlingDeserializer를 사용하여 역직렬화 오류를 처리합니다.
      *
      * @return ConsumerFactory 인스턴스
      */
@@ -76,10 +78,20 @@ public class KafkaConfig {
         Map<String, Object> config = new HashMap<>();
         config.put(ConsumerConfig.BOOTSTRAP_SERVERS_CONFIG, bootstrapServers);
         config.put(ConsumerConfig.GROUP_ID_CONFIG, consumerGroupId);
-        config.put(ConsumerConfig.KEY_DESERIALIZER_CLASS_CONFIG, StringDeserializer.class);
-        config.put(ConsumerConfig.VALUE_DESERIALIZER_CLASS_CONFIG, JsonDeserializer.class);
+
+        // ErrorHandlingDeserializer로 래핑하여 역직렬화 오류 처리
+        config.put(ConsumerConfig.KEY_DESERIALIZER_CLASS_CONFIG, ErrorHandlingDeserializer.class);
+        config.put(ConsumerConfig.VALUE_DESERIALIZER_CLASS_CONFIG, ErrorHandlingDeserializer.class);
+
+        // 실제 Deserializer 설정
+        config.put(ErrorHandlingDeserializer.KEY_DESERIALIZER_CLASS, StringDeserializer.class);
+        config.put(ErrorHandlingDeserializer.VALUE_DESERIALIZER_CLASS, JsonDeserializer.class);
+
+        // JsonDeserializer 설정
         config.put(JsonDeserializer.TRUSTED_PACKAGES, "*");
         config.put(JsonDeserializer.USE_TYPE_INFO_HEADERS, false);
+        config.put(JsonDeserializer.VALUE_DEFAULT_TYPE, "java.util.HashMap");
+
         config.put(ConsumerConfig.AUTO_OFFSET_RESET_CONFIG, "earliest");
         config.put(ConsumerConfig.ENABLE_AUTO_COMMIT_CONFIG, false);
 

event-service/src/main/resources/application.yml

@@ -9,8 +9,8 @@ spring:
     password: ${DB_PASSWORD:eventpass}
     driver-class-name: org.postgresql.Driver
     hikari:
-      maximum-pool-size: 10
-      minimum-idle: 5
+      maximum-pool-size: 5
+      minimum-idle: 2
       connection-timeout: 30000
       idle-timeout: 600000
       max-lifetime: 1800000
@@ -22,9 +22,9 @@ spring:
       ddl-auto: ${DDL_AUTO:update}
     properties:
       hibernate:
-        format_sql: true
+        format_sql: false
         show_sql: false
-        use_sql_comments: true
+        use_sql_comments: false
         jdbc:
           batch_size: 20
           time_zone: Asia/Seoul
@@ -40,9 +40,9 @@ spring:
       connect-timeout: 60000ms
       lettuce:
         pool:
-          max-active: 10
-          max-idle: 5
-          min-idle: 2
+          max-active: 5
+          max-idle: 3
+          min-idle: 1
           max-wait: -1ms
         shutdown-timeout: 200ms
 
@@ -96,15 +96,22 @@ management:
 logging:
   level:
     root: INFO
-    com.kt.event: ${LOG_LEVEL:DEBUG}
-    org.springframework: INFO
-    org.springframework.data.redis: DEBUG
-    io.lettuce.core: DEBUG
-    org.hibernate.SQL: ${SQL_LOG_LEVEL:DEBUG}
-    org.hibernate.type.descriptor.sql.BasicBinder: TRACE
+    com.kt.event: ${LOG_LEVEL:INFO}
+    org.springframework: WARN
+    org.springframework.data.redis: WARN
+    io.lettuce.core: WARN
+    org.hibernate.SQL: ${SQL_LOG_LEVEL:WARN}
+    org.hibernate.type.descriptor.sql.BasicBinder: WARN
   pattern:
     console: "%d{yyyy-MM-dd HH:mm:ss} [%thread] %-5level %logger{36} - %msg%n"
     file: "%d{yyyy-MM-dd HH:mm:ss} [%thread] %-5level %logger{36} - %msg%n"
+  file:
+    name: ${LOG_FILE:logs/event-service.log}
+  logback:
+    rollingpolicy:
+      max-file-size: 10MB
+      max-history: 7
+      total-size-cap: 100MB
 
 # Springdoc OpenAPI Configuration
 springdoc: