public static void initLogPath(String logPath){
		// init
		if (logPath!=null && logPath.trim().length()>0) {
			logBasePath = logPath;
		}
		// mk base dir
		File logPathDir = new File(logBasePath);
		if (!logPathDir.exists()) {
			logPathDir.mkdirs();
		}
		logBasePath = logPathDir.getPath();

		// mk glue dir
		File glueBaseDir = new File(logPathDir, "gluesource");
		if (!glueBaseDir.exists()) {
			glueBaseDir.mkdirs();
		}
		glueSrcPath = glueBaseDir.getPath();
	}
log base path

strut like:
	---/
	---/gluesource/
	---/gluesource/10_1514171108000.js
	---/gluesource/10_1514171108000.js
	---/2017-12-25/
	---/2017-12-25/639.log
	---/2017-12-25/821.log
larkmidtable-web/larkmt-core/src/main/java/com/larkmt/core/log/JobFileAppender.java