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@ -1,81 +1,81 @@
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// requirement
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const https = require('https'),
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fs = require('fs'),
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urlparse = require('url'),
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perfy = require('perfy'),
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winston = require('winston'),
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DailyRotateFile = require('winston-daily-rotate-file'),
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path = require('path'),
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fs = require('fs'),
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urlparse = require('url'),
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perfy = require('perfy'),
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winston = require('winston'),
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DailyRotateFile = require('winston-daily-rotate-file'),
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path = require('path'),
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// own modules
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utils = require("./lib/utils"),
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prepro = require("./lib/preprocessor"),
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utils = require("./lib/utils"),
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prepro = require("./lib/preprocessor"),
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// args
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args = require('args-parser')(process.argv), // create an args parser
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args = require('args-parser')(process.argv), // create an args parser
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// config file
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config = JSON.parse(fs.readFileSync("./config/server.json")),
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config = JSON.parse(fs.readFileSync("./config/server.json")),
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// logging config using winston
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fileLoggingFormat = winston.format.printf(info => {
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return `${info.timestamp} ${info.level.toUpperCase()}: ${JSON.stringify(info.message)}`; // the logging format for files
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}),
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consoleLoggingFormat = winston.format.printf(info => {
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return `${info.timestamp} [${info.level}] ${JSON.stringify(info.message)}`; //the logging format for the console
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}),
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loggingFullFormat = winston.format.combine(
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winston.format.splat(),
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winston.format.timestamp({
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format: 'MM-DD HH:mm:ss.SSS' // don't include the year because the filename already tells
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fileLoggingFormat = winston.format.printf(info => {
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return `${info.timestamp} ${info.level.toUpperCase()}: ${JSON.stringify(info.message)}`; // the logging format for files
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}),
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consoleLoggingFormat = winston.format.printf(info => {
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return `${info.timestamp} [${info.level}] ${JSON.stringify(info.message)}`; //the logging format for the console
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}),
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loggingFullFormat = winston.format.combine(
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winston.format.splat(),
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winston.format.timestamp({
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format: 'MM-DD HH:mm:ss.SSS' // don't include the year because the filename already tells
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}),
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fileLoggingFormat // the logging format for files that logs with a capitalized level
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),
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logger = winston.createLogger({
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level: winston.config.npm.levels, // logs with npm levels
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format: loggingFullFormat, // the full format for files
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transports: [
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new winston.transports.Console({
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format: winston.format.combine(
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winston.format.colorize(), // colorizes the console logging output
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winston.format.splat(),
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winston.format.timestamp({
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format: 'YY-MM-DD HH:mm:ss.SSS' // logs with the year to the console
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}),
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consoleLoggingFormat // logs with the custom console format
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),
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level: args.loglevel || 'info' // logs to the console with the arg loglevel or info if it is not given
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}),
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new winston.transports.File({
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level: 'debug', // logs with debug level to the active file
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filename: './.log/rcn-frontserver.log', // the filename of the current file,
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options: {flags: 'w'} // overwrites the file on restart
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}),
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new DailyRotateFile({
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level: 'verbose', // log verbose in the rotating logvile
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filename: './.log/frontserver-%DATE%.log', // the pattern of the filename
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datePattern: 'YYYY-MM-DD', // the pattern of %DATE%
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zippedArchive: true, // indicates that old logfiles should get zipped
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maxSize: '32m', // the maximum filesize
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maxFiles: '30d' // the maximum files to keep
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})
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]
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}),
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fileLoggingFormat // the logging format for files that logs with a capitalized level
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),
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logger = winston.createLogger({
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level: winston.config.npm.levels, // logs with npm levels
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format: loggingFullFormat, // the full format for files
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transports: [
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new winston.transports.Console({
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format: winston.format.combine(
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winston.format.colorize(), // colorizes the console logging output
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winston.format.splat(),
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winston.format.timestamp({
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format: 'YY-MM-DD HH:mm:ss.SSS' // logs with the year to the console
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}),
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consoleLoggingFormat // logs with the custom console format
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),
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level: args.loglevel || 'info' // logs to the console with the arg loglevel or info if it is not given
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}),
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new winston.transports.File({
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level: 'debug', // logs with debug level to the active file
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filename: './.log/rcn-frontserver.log', // the filename of the current file,
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options: {flags: 'w'} // overwrites the file on restart
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}),
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new DailyRotateFile({
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level: 'verbose', // log verbose in the rotating logvile
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filename: './.log/frontserver-%DATE%.log', // the pattern of the filename
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datePattern: 'YYYY-MM-DD', // the pattern of %DATE%
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zippedArchive: true, // indicates that old logfiles should get zipped
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maxSize: '32m', // the maximum filesize
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maxFiles: '30d' // the maximum files to keep
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})
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]
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}),
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// serveroptions
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options = {
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key: fs.readFileSync('.ssh/key.pem'), // the key-file
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cert: fs.readFileSync('.ssh/cert.pem') // the certificate-file
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},
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port = args.port || 443, // the port the server is running on. It's the https standard
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routes = config.routes || {
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".html": {
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"path": "./res/html", // standard route to the html files
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"mime": "text/html"
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options = {
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key: fs.readFileSync('.ssh/key.pem'), // the key-file
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cert: fs.readFileSync('.ssh/cert.pem') // the certificate-file
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},
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".js": {
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"path": "./res/scripts", // standard route to the script files
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"mime": "text/javascript"
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}
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},
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mounts = config.mounts, // mounts are more important than routes.
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cache = {}; // cache stores filenames for cached processed files
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port = args.port || 443, // the port the server is running on. It's the https standard
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routes = config.routes || {
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".html": {
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"path": "./res/html", // standard route to the html files
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"mime": "text/html"
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},
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".js": {
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"path": "./res/scripts", // standard route to the script files
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"mime": "text/javascript"
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}
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},
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mounts = config.mounts, // mounts are more important than routes.
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cache = {}; // cache stores filenames for cached processed files
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// --- functional declaration part ---
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@ -84,62 +84,62 @@ const https = require('https'),
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* @return {boolean} Returns false if the server stopped by error.
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*/
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function main() {
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try {
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prepro.setLogger(logger);
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https.createServer(options, function(req, res) {
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logger.verbose({'msg': 'Received request', 'method': req.method, 'url': req.url});
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try {
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prepro.setLogger(logger);
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https.createServer(options, function (req, res) {
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logger.verbose({'msg': 'Received request', 'method': req.method, 'url': req.url});
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perfy.start('response-calculation'); // caluclate the response time
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let url = urlparse.parse(req.url); // parse the url
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let uri = url.pathname; // set uri to the urls uriame
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logger.debug({"msg": 'Got URL by using url package','url': url, 'path': uri});
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perfy.start('response-calculation'); // caluclate the response time
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let url = urlparse.parse(req.url); // parse the url
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let uri = url.pathname; // set uri to the urls uriame
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logger.debug({"msg": 'Got URL by using url package', 'url': url, 'path': uri});
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let [response, mime] = getResponse(uri); // get a response for the url path
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logger.debug({'response-length': response.length, 'mime-type': mime});
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let [response, mime] = getResponse(uri); // get a response for the url path
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logger.debug({'response-length': response.length, 'mime-type': mime});
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res.writeHead(200, {"Content-Type": mime || "text/plain"}); // write the mime as head
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res.end(response); // write the response
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let execTime = perfy.end('response-calculation').fullMilliseconds; // get the execution time
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logger.debug("Response-Time: " + execTime + " ms for " + req.url, "debug"); // log the execution time
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res.writeHead(200, {"Content-Type": mime || "text/plain"}); // write the mime as head
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res.end(response); // write the response
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let execTime = perfy.end('response-calculation').fullMilliseconds; // get the execution time
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logger.debug("Response-Time: " + execTime + " ms for " + req.url, "debug"); // log the execution time
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}).listen(port); // server listens on port specified in the parameter
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} catch (error) {
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logger.error(error);
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logger.info("Shutting Down...");
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caching.cleanup();
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winston.end();
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return false;
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}
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}).listen(port); // server listens on port specified in the parameter
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} catch (error) {
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logger.error(error);
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logger.info("Shutting Down...");
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prepro.cleanup();
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winston.end();
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return false;
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}
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}
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/**
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* Returns a string that depends on the uri It gets the data from the routes variable.
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* @param {String} uriNormally a file-name. Depending on the extension, an other root-uriis choosen.
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* @return {String} An Array containing (Either the files content or an error message) and the mime-type.
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* @param uri
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* @return {string[]} An Array containing (Either the files content or an error message) and the mime-type.
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*/
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function getResponse(uri) {
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if (!uri || uri == "/") uri = "/index.html"; // uri redirects to the index.html if it is not set or if it is root
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logger.verbose({'msg':'calculating response', 'path': uri});
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let gp = prepro.getProcessed;
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try {
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// get the file extension
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let extension = utils.getExtension(uri);
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// returns the global script or css if the extension is css or js and the root-uriis glob.
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if (uri.includes("/glob") && (extension == ".sass" || extension == ".js")) {
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logger.verbose("Using global uri");
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if (extension == ".sass") return [gp("." + uri), "text/css"];
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else return [gp("." + uri), "text/javascript"];
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if (!uri || uri === "/") uri = "/index.html"; // uri redirects to the index.html if it is not set or if it is root
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logger.verbose({'msg': 'calculating response', 'path': uri});
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let gp = prepro.getProcessed;
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try {
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// get the file extension
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let extension = utils.getExtension(uri);
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// returns the global script or css if the extension is css or js and the root-uriis glob.
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if (uri.includes("/glob") && (extension === ".sass" || extension === ".js")) {
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logger.verbose("Using global uri");
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if (extension === ".sass") return [gp("." + uri), "text/css"];
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else return [gp("." + uri), "text/javascript"];
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}
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let mount = getMount(uri); // get mount for uri it will be uses as path later instead of route
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logger.verbose("Mount for uri is " + mount);
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let route = routes[extension]; // get the route from the extension json
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logger.verbose("Found route: " + JSON.stringify(route));
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if (!route) return ["Not Allowed", "text/plain"]; // return not allowed if no route was found
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return [gp(mount || path.join(route["path"], uri)), route["mime"]]; // get processed output (done by preprocessor)
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} catch (error) {
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logger.error(error);
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return ["Error", "text/plain"];
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}
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let mount = getMount(uri); // get mount for uri it will be uses as path later instead of route
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logger.verbose("Mount for uri is "+ mount);
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let route = routes[extension]; // get the route from the extension json
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logger.verbose("Found route: "+JSON.stringify(route));
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if (!route) return ["Not Allowed", "text/plain"]; // return not allowed if no route was found
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return [gp(mount || path.join(route["path"],uri)), route["mime"]]; // get processed output (done by preprocessor)
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} catch (error) {
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logger.error(error);
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return ["Error", "text/plain"];
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}
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}
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/**
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@ -148,26 +148,26 @@ function getResponse(uri) {
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* @return {String} The uri that points to the mounted path
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*/
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function getMount(uri) {
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if (mounts){ // if mounts are set
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for (var mount of mounts){ // for each set mount
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if (mount.mount && mount.path) { // if the mount has the mount parameter and the path parameter
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let regEx = RegExp(mount.mount); // create a regex from the mount
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if (uri.match(regEx)) { // if there is a match
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return uri.replace(regEx, mount.path); // returnthe modified uri
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if (mounts) { // if mounts are set
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for (let mount of mounts) { // for each set mount
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if (mount.mount && mount.path) { // if the mount has the mount parameter and the path parameter
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let regEx = RegExp(mount.mount); // create a regex from the mount
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if (uri.match(regEx)) { // if there is a match
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return uri.replace(regEx, mount.path); // returnthe modified uri
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}
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}
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}
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}
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}
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}
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return false;
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return false;
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}
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// Executing the main function
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if (typeof require != 'undefined' && require.main == module) {
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logger.exceptions.handle(
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new winston.transports.File({
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filename: './.log/frontserver-exceptions.log'
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})
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);
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logger.info("Starting up... "); // log the current date so that the logfile is better to read.
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main();
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if (typeof require !== 'undefined' && require.main === module) {
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logger.exceptions.handle(
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new winston.transports.File({
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filename: './.log/frontserver-exceptions.log'
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})
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);
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logger.info("Starting up... "); // log the current date so that the logfile is better to read.
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main();
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}
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Trivernis
6 years ago