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@@ -91,46 +91,26 @@ function delFile() {
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/***********************************/
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function getLastFile(dirPath, number, callback) {
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- logger.info(`开始读取文件 ---`)
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fs.readdir(dirPath, async (err, files) => {
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logger.info(`--------01`)
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if (err) {
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logger.error(`无法列出目录。`, err);
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// process.exit(1);
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} else {
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- logger.info(`--------02`, files, dirPath)
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let fileList = [];
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//提示日志默认是根据日志生成的,拿到的files 也是 按照生成日志排序的,所以
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// 按照倒叙获取,如果一个文件内容满足num,就不在继续查询,如果不够,继续获取文件
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- // for (var i = files.length - 1; i >= 0; i--) {
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- // var file = files[i];
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- // logger.info(`--------02..00`, dirPath, file,i,files.length,fileList.length)
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- // const filePath = path.join(dirPath, file);
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- // const stats = await fs.promises.stat(filePath);
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- // fileList.push({name: file, time: stats.mtimeMs});
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- //
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- // if (fileList.length > number) {//如果够 number 就不再继续获取文件
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- // break
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- // }
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- // }
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for (file of files) {
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- logger.info(`--------02..00`, dirPath, file,files.length,fileList.length)
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const filePath = path.join(dirPath, file);
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- logger.info(`--------02..111`, filePath)
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const stats = await fs.promises.stat(filePath);
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- logger.info(`--------02..22222`, stats)
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fileList.push({name: file, time: stats.mtimeMs});
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}
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- logger.info(`--------03`)
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fileList.sort((a, b) => b.time - a.time);
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- logger.info(`--------04`)
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lastFileList = fileList.slice(0, number != -1 ? number : fileList.length);
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- logger.info(`--------05`)
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lastFileNameList = lastFileList.map((item) => item.name);
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- logger.info(`文件读取完毕 ---`)
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callback(lastFileNameList.reverse(), lastFileList.reverse());
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}
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});
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