Change eagleEye log path when log base configured.

sentinel-core/src/main/java/com/alibaba/csp/sentinel/eagleeye/BaseLoggerBuilder.java

@@ -53,6 +53,13 @@ class BaseLoggerBuilder<T extends BaseLoggerBuilder<T>> {
         return (T)this;
     }
 
+    @SuppressWarnings("unchecked")
+    public T configLogFilePath(String filePath) {
+        EagleEyeCoreUtils.checkNotNullEmpty(filePath, "filePath");
+        this.filePath = filePath;
+        return (T)this;
+    }
+
     @SuppressWarnings("unchecked")
     public T maxFileSizeMB(long maxFileSizeMB) {
         if (maxFileSize < 10) {

sentinel-core/src/main/java/com/alibaba/csp/sentinel/log/CommandCenterLog.java

@@ -24,8 +24,8 @@ import java.util.logging.Logger;
  */
 public class CommandCenterLog extends LogBase {
 
-    private static final Logger heliumRecordLog = Logger.getLogger("cspMetricLog");
-    private static final String FILE_NAME = "metricStat.log";
+    private static final Logger heliumRecordLog = Logger.getLogger("cspCommandCenterLog");
+    private static final String FILE_NAME = "commandCenter.log";
     private static Handler logHandler = null;
 
     static {

sentinel-core/src/main/java/com/alibaba/csp/sentinel/log/LogBase.java

@@ -38,10 +38,28 @@ public class LogBase {
     static {
         // first use -D, then use user home.
         String logDir = System.getProperty(LOG_DIR);
+
         if (logDir == null || logDir.isEmpty()) {
             logDir = System.getProperty(USER_HOME);
+            logDir = addSeparator(logDir) + DIR_NAME + File.separator;
+        }
+        logDir = addSeparator(logDir);
+        File dir = new File(logDir);
+        if (!dir.exists()) {
+            if (!dir.mkdirs()) {
+                System.err.println("ERROR: create log base dir error: " + logDir);
+            }
         }
-        setLogBaseDir(logDir);
+        // logBaseDir must end with File.separator
+        logBaseDir = logDir;
+        System.out.println("INFO: log base dir is: " + logBaseDir);
+    }
+
+    private static String addSeparator(String logDir) {
+        if (!logDir.endsWith(File.separator)) {
+            logDir += File.separator;
+        }
+        return logDir;
     }
 
     /**
@@ -53,23 +71,6 @@ public class LogBase {
         return logBaseDir;
     }
 
-    /**
-     * Change log dir, the dir will be created if not exits
-     *
-     * @param baseDir
-     */
-    protected static void setLogBaseDir(String baseDir) {
-        if (!baseDir.endsWith(File.separator)) {
-            baseDir += File.separator;
-        }
-        String path = baseDir + DIR_NAME + File.separator;
-        File dir = new File(path);
-        if (!dir.exists()) {
-            dir.mkdirs();
-        }
-        logBaseDir = path;
-    }
-
     protected static Handler makeLogger(String logName, Logger heliumRecordLog) {
         CspFormatter formatter = new CspFormatter();
         String fileName = LogBase.getLogBaseDir() + logName + ".pid" + PidUtil.getPid();

sentinel-core/src/main/java/com/alibaba/csp/sentinel/slots/logger/EagleEyeLogUtil.java

@@ -15,28 +15,26 @@
  */
 package com.alibaba.csp.sentinel.slots.logger;
 
-import java.io.File;
-
 import com.alibaba.csp.sentinel.eagleeye.EagleEye;
 import com.alibaba.csp.sentinel.eagleeye.StatLogger;
+import com.alibaba.csp.sentinel.log.LogBase;
 
 public class EagleEyeLogUtil {
 
-    private static final String DIR_NAME = "csp";
-    private static final String FILE_NAME = "sentinel-block.log";
+    public static final String FILE_NAME = "sentinel-block.log";
 
     private static StatLogger statLogger;
 
     static {
-        String path = DIR_NAME + File.separator + FILE_NAME;
+        String path = LogBase.getLogBaseDir() + FILE_NAME;
 
-        statLogger = EagleEye.statLoggerBuilder("sentinel-block-record")
+        statLogger = EagleEye.statLoggerBuilder("sentinel-block-log")
             .intervalSeconds(1)
             .entryDelimiter('|')
             .keyDelimiter(',')
             .valueDelimiter(',')
             .maxEntryCount(6000)
-            .baseLogFilePath(path)
+            .configLogFilePath(path)
             .maxFileSizeMB(300)
             .maxBackupIndex(3)
             .buildSingleton();

sentinel-core/src/test/java/com/alibaba/csp/sentinel/slots/logger/EagleEyeLogUtilTest.java

@@ -0,0 +1,36 @@
+package com.alibaba.csp.sentinel.slots.logger;
+
+import java.io.File;
+
+import com.alibaba.csp.sentinel.log.LogBase;
+import com.alibaba.csp.sentinel.log.RecordLog;
+
+import org.junit.Test;
+
+import static org.junit.Assert.*;
+
+/**
+ * @author Carpenter Lee
+ */
+public class EagleEyeLogUtilTest {
+
+    @Test
+    public void testWriteLog() throws Exception {
+        EagleEyeLogUtil.log("resourceName", "BlockException", "app1", "origin", 1);
+        Thread.sleep(1100);
+        String file = RecordLog.getLogBaseDir() + EagleEyeLogUtil.FILE_NAME;
+        assertTrue(new File(file).exists());
+    }
+
+    @Test
+    public void testChangeLogBase() throws Exception {
+        String userHome = System.getProperty("user.home");
+        String newLogBase = userHome + File.separator + "tmpLogDir" + System.currentTimeMillis();
+        System.setProperty(LogBase.LOG_DIR, newLogBase);
+
+        EagleEyeLogUtil.log("resourceName", "BlockException", "app1", "origin", 1);
+        Thread.sleep(1100);
+        String file = RecordLog.getLogBaseDir() + EagleEyeLogUtil.FILE_NAME;
+        assertTrue(new File(file).exists());
+    }
+}