From 7923c52d49e9558b83bbdd2fcd6964790e2d4bf1 Mon Sep 17 00:00:00 2001
From: "semin.baek" <icksishu@gmail.com>
Date: Wed, 25 Jun 2025 09:17:00 +0900
Subject: [PATCH] =?UTF-8?q?access=20log=20=EA=B8=B0=EB=8A=A5=20=EC=B6=94?=
 =?UTF-8?q?=EA=B0=80?=
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---
 .../agent/config/AccessLogConfiguration.java  | 56 +++++++++++++++++++
 1 file changed, 56 insertions(+)
 create mode 100644 src/main/java/com/bsmlab/dfx/agent/config/AccessLogConfiguration.java

diff --git a/src/main/java/com/bsmlab/dfx/agent/config/AccessLogConfiguration.java b/src/main/java/com/bsmlab/dfx/agent/config/AccessLogConfiguration.java
new file mode 100644
index 0000000..f302e27
--- /dev/null
+++ b/src/main/java/com/bsmlab/dfx/agent/config/AccessLogConfiguration.java
@@ -0,0 +1,56 @@
+package com.bsmlab.dfx.agent.config;
+
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.apache.catalina.valves.AccessLogValve;
+import org.springframework.boot.web.embedded.tomcat.TomcatServletWebServerFactory;
+import org.springframework.boot.web.server.WebServerFactoryCustomizer;
+import org.springframework.scheduling.annotation.Scheduled;
+import org.springframework.stereotype.Component;
+
+import java.io.File;
+import java.nio.file.Paths;
+import java.time.Duration;
+
+@Slf4j
+@Component
+@RequiredArgsConstructor
+public class AccessLogConfiguration implements WebServerFactoryCustomizer<TomcatServletWebServerFactory> {
+    private final AgentConfigReader agentConfigReader;
+
+    /**
+     * Access log 설정
+     * @param factory
+     */
+    @Override
+    public void customize(TomcatServletWebServerFactory factory) {
+        AgentConfigDto agentConfigDto = this.agentConfigReader.getAgentConfigDto();
+        String logFilePath = Paths.get(agentConfigDto.getLogging().getLogDirectory(), "access").toString();
+        AccessLogValve accessLogValve = new AccessLogValve();
+        accessLogValve.setPattern("combined");
+        accessLogValve.setDirectory(logFilePath);
+        accessLogValve.setSuffix(".log");
+        accessLogValve.setRotatable(true);
+        accessLogValve.setRenameOnRotate(true);
+        accessLogValve.setFileDateFormat("yyyy-MM-dd");
+        accessLogValve.setRequestAttributesEnabled(true);
+        factory.addContextValves(accessLogValve);
+    }
+
+    /**
+     * Access log 삭제. 설정 파일의 maxHistory 기준
+     */
+    @Scheduled(cron = "0 0 3 * * *")
+    public void cleanAccessLog() {
+        AgentConfigDto agentConfigDto = this.agentConfigReader.getAgentConfigDto();
+        File logFileDirFile = new File(Paths.get(agentConfigDto.getLogging().getLogDirectory()).toString());
+        File[] files = logFileDirFile.listFiles((dir, name) -> name.startsWith("access."));
+        long maxHistory = agentConfigDto.getLogging().getMaxHistory();
+        long cutoff = System.currentTimeMillis() - Duration.ofDays(maxHistory).toMillis();
+        for(File file : files) {
+            if(file.lastModified() < cutoff) {
+                file.delete();
+            }
+        }
+    }
+}