tencentcloud-edgeone-migration-nodejs-v2
Version:
tencentcloud cdn config copy to edgeone
130 lines • 4.37 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.DefaultLogger = exports.LogVerbosity = void 0;
const utils_1 = require("./utils");
var LogVerbosity;
(function (LogVerbosity) {
LogVerbosity[LogVerbosity["NONE"] = 0] = "NONE";
LogVerbosity[LogVerbosity["ERROR"] = 1] = "ERROR";
LogVerbosity[LogVerbosity["INFO"] = 2] = "INFO";
LogVerbosity[LogVerbosity["DEBUG"] = 3] = "DEBUG";
})(LogVerbosity = exports.LogVerbosity || (exports.LogVerbosity = {}));
const isLoggingFunc = (arg) => typeof arg === "function";
const kDefaultOptions = {
/**
* 日志级别
*/
logVerbosity: LogVerbosity.ERROR,
/**
* 跟踪日志开关环境变量名
*/
tracingEnv: "POLARIS_LOGGING_TRACING",
/**
* 日志级别环境变量名
*/
verbosityEnv: "POLARIS_LOGGING_VERBOSITY",
/**
* 日志前缀
* 不影响跟踪日志
*/
prefix: `[${utils_1.kModuleName}@${utils_1.kModuleVersion}]`
};
class DefaultLogger {
constructor(loggers, options) {
this.loggers = loggers;
this.tracingEnabled = false;
this.transactionId = 0;
this.options = Object.assign(Object.assign({}, kDefaultOptions), options);
/**
* 配置优先级大于环境变量
*/
if ((options === null || options === void 0 ? void 0 : options.logVerbosity) === undefined) {
const verbosity = process.env[this.options.verbosityEnv];
if (typeof verbosity === "string") {
const severity = LogVerbosity[verbosity];
switch (typeof severity) {
case "string": {
this.options.logVerbosity = LogVerbosity[severity];
break;
}
case "number": {
this.options.logVerbosity = severity;
break;
}
default: {
break;
}
}
}
}
if ((0, utils_1.on)(process.env[this.options.tracingEnv])) {
this.tracingEnabled = true;
}
}
// #region tracing
/**
* 开启追踪日志
*/
enableTracing() {
this.tracingEnabled = true;
}
/**
* 关闭追踪日志
*/
disableTracing() {
this.tracingEnabled = false;
}
/**
* 跟踪 ID 生成器
* 每次取值均不重复
*/
get transaction() {
if (this.tracingEnabled) {
return (this.transactionId++).toString(); // eslint-disable-line no-plusplus
}
return "";
}
/**
* 跟踪日志
* @param category 类别
* @param klass 类名
* @param method 方法名
* @param transaction 跟踪 ID
* @param message 日志内容（可选）
* @param optionalParams 附加参数
*/
trace(category, klass, method, transaction, message, ...optionalParams) {
if (this.tracingEnabled) {
const { loggers } = this;
const tracer = `Polaris::${category}:${klass}.${method}`;
loggers.forEach(logger => process.nextTick(logger.trace.bind(logger), tracer, transaction, message, ...optionalParams));
}
}
// #endregion
// #region log
setVerbosity(verbosity) {
this.options.logVerbosity = verbosity;
}
debug(message, ...optionalParams) {
this.log(LogVerbosity.DEBUG, message, optionalParams);
}
info(message, ...optionalParams) {
this.log(LogVerbosity.INFO, message, optionalParams);
}
error(message, ...optionalParams) {
this.log(LogVerbosity.ERROR, message, optionalParams);
}
log(severity, message, ...optionalParams) {
if (severity <= this.options.logVerbosity) {
const { loggers, options: { prefix } } = this;
if (optionalParams.length === 1 && isLoggingFunc(message)) {
loggers.forEach(logger => process.nextTick(message, logger.log.bind(logger, severity, prefix)));
}
else {
loggers.forEach(logger => process.nextTick(logger.log.bind(logger), severity, prefix, message, ...optionalParams));
}
}
}
}
exports.DefaultLogger = DefaultLogger;
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