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Move proxy route after static files #84

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c4fec74
Move proxy route after static files
abecks May 10, 2021
d7eb1ba
Enable X-Forward headers
abecks Aug 24, 2022
1b9c360
Bump version
abecks Aug 25, 2022
26071fa
Change to HTTPS
abecks Oct 24, 2022
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261 changes: 134 additions & 127 deletions index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -5,259 +5,266 @@
*
* Copyright (c) 2018 by Tianxiang Chen
*/
'use strict'
"use strict";

var morgan = require('morgan')
var connect = require('connect')
var serveStatic = require('serve-static')
var serveIndex = require('serve-index')
var injector = require('connect-injector')
var Gaze = require('gaze').Gaze
var LR = require('./livereload')
var spawn = require('child_process').spawn
var os = require('os').type()
var morgan = require("morgan");
var connect = require("connect");
var serveStatic = require("serve-static");
var serveIndex = require("serve-index");
var injector = require("connect-injector");
var Gaze = require("gaze").Gaze;
var LR = require("./livereload");
var spawn = require("child_process").spawn;
var os = require("os").type();

function LightServer (options) {
if (!(this instanceof LightServer)) return new LightServer(options)
this.options = options
if (os === 'Windows_NT') {
this.shell = 'cmd'
this.firstParam = '/c'
function LightServer(options) {
if (!(this instanceof LightServer)) return new LightServer(options);
this.options = options;
if (os === "Windows_NT") {
this.shell = "cmd";
this.firstParam = "/c";
} else {
this.shell = 'bash'
this.firstParam = '-c'
this.shell = "bash";
this.firstParam = "-c";
}
}

LightServer.prototype.writeLog = function (logLine) {
!this.options.quiet && console.log(logLine)
}
!this.options.quiet && console.log(logLine);
};

LightServer.prototype.start = function () {
var _this = this
var _this = this;
if (!_this.options.serve && !_this.options.proxy) {
_this.watch()
return
_this.watch();
return;
}

var app = connect()
var app = connect();
if (!this.options.quiet) {
app.use(function (req, res, next) {
if (req.url === '/favicon.ico') {
next()
if (req.url === "/favicon.ico") {
next();
} else {
morgan('dev')(req, res, next)
morgan("dev")(req, res, next);
}
})
});
}

if (!_this.options.noReload) {
_this.lr = LR({
quiet: _this.options.quiet,
http2: _this.options.http2
})
app.use(_this.lr.middleFunc)
http2: _this.options.http2,
});
app.use(_this.lr.middleFunc);
app.use(
injector(
function (req, res) {
return (
res.getHeader('content-type') &&
res.getHeader('content-type').indexOf('text/html') !== -1
)
res.getHeader("content-type") &&
res.getHeader("content-type").indexOf("text/html") !== -1
);
},
function (data, req, res, callback) {
callback(
null,
data
.toString()
.replace(
'</body>',
"</body>",
'<script src="/__lightserver__/reload-client.js"></script></body>'
)
)
);
}
)
)
);
}

if (_this.options.serve) {
if (_this.options.proxy) {
var proxy = require('./proxy')
app.use(proxy(_this.options.proxy, _this.options.proxypaths).middleFunc)
}

if (_this.options.historyindex) {
var history = require('connect-history-api-fallback')
app.use(history({ index: _this.options.historyindex }))
var history = require("connect-history-api-fallback");
app.use(history({ index: _this.options.historyindex }));
}

app.use(
_this.options.servePrefix || '',
_this.options.servePrefix || "",
serveStatic(_this.options.serve, {
extensions: ['html'],
extensions: ["html"],
redirect: _this.options.serveRedirect === true,
fallthrough: true })
)
fallthrough: true,
})
);
app.use(
_this.options.servePrefix || '',
_this.options.servePrefix || "",
serveIndex(_this.options.serve, { icons: true })
)
);

if (_this.options.proxy) {
var proxy = require("./proxy");
app.use(proxy(_this.options.proxy, _this.options.proxypaths).middleFunc);
}
}
var fs = require("fs");
var path = require("path");

var server
var server;
if (_this.options.http2) {
var fs = require('fs')
var path = require('path')
server = require('spdy').createServer(
server = require("spdy").createServer(
{
key: fs.readFileSync(path.join(__dirname, '/localhost.key')),
cert: fs.readFileSync(path.join(__dirname, '/localhost.crt'))
key: fs.readFileSync(path.join(__dirname, "/localhost.key")),
cert: fs.readFileSync(path.join(__dirname, "/localhost.crt")),
},
app
)
);
} else {
server = require('http').createServer(app)
server = require("https").createServer(
{
key: fs.readFileSync(path.join(__dirname, "/localhost.key")),
cert: fs.readFileSync(path.join(__dirname, "/localhost.crt")),
},
app
);
}

server
.listen(_this.options.port, _this.options.bind, function () {
var listeningAddr =
(_this.options.http2 ? 'https://' : 'http://') +
(_this.options.bind || '0.0.0.0') +
':' +
_this.options.port
console.log('light-server is listening at ' + listeningAddr)
(_this.options.http2 ? "https://" : "https://") +
(_this.options.bind || "0.0.0.0") +
":" +
_this.options.port;
console.log("light-server is listening at " + listeningAddr);
if (_this.options.serve) {
_this.writeLog(' serving static dir: ' + _this.options.serve)
_this.writeLog(" serving static dir: " + _this.options.serve);
if (_this.options.servePrefix) {
_this.writeLog(' using prefix ' + _this.options.servePrefix)
_this.writeLog(" using prefix " + _this.options.servePrefix);
}
}

if (_this.options.proxy) {
_this.writeLog(
' when static file not found, proxy to ' + _this.options.proxy
)
" when static file not found, proxy to " + _this.options.proxy
);
_this.writeLog(
' if url path starts with "' + _this.options.proxypaths + '"'
)
);
}

_this.writeLog('')
_this.writeLog("");
if (_this.lr) {
_this.lr.startWS(server) // websocket shares same port with http
_this.lr.startWS(server); // websocket shares same port with http
}
_this.watch()
_this.watch();

if (_this.options.open) {
var opener = require('opener')
var openAddr = listeningAddr.replace('://0.0.0.0:', '://localhost:')
if (typeof _this.options.open === 'string') {
openAddr += _this.options.open
var opener = require("opener");
var openAddr = listeningAddr.replace("://0.0.0.0:", "://localhost:");
if (typeof _this.options.open === "string") {
openAddr += _this.options.open;
} else if (_this.options.servePrefix) {
openAddr += _this.options.servePrefix
openAddr += _this.options.servePrefix;
}
opener(openAddr)
opener(openAddr);
}
})
.on('error', function (err) {
if (err.errno === 'EADDRINUSE') {
.on("error", function (err) {
if (err.errno === "EADDRINUSE") {
console.log(
'## ERROR: port ' + _this.options.port + ' is already in use'
)
process.exit(2)
"## ERROR: port " + _this.options.port + " is already in use"
);
process.exit(2);
} else {
console.log(err)
console.log(err);
}
})
}
});
};

LightServer.prototype.watch = function () {
var _this = this
var _this = this;
_this.options.watchexps.forEach(function (we) {
var tokens = we.trim().split(/\s*#\s*/)
var filesToWatch = tokens[0].trim().split(/\s*,\s*/)
var commandToRun = tokens[1]
var reloadOption = tokens[2]
if (reloadOption !== 'reloadcss' && reloadOption !== 'no-reload') {
reloadOption = 'reload' // default value
var tokens = we.trim().split(/\s*#\s*/);
var filesToWatch = tokens[0].trim().split(/\s*,\s*/);
var commandToRun = tokens[1];
var reloadOption = tokens[2];
if (reloadOption !== "reloadcss" && reloadOption !== "no-reload") {
reloadOption = "reload"; // default value
}

if (commandToRun || _this.lr) {
_this.processWatchExp(filesToWatch, commandToRun, reloadOption)
_this.processWatchExp(filesToWatch, commandToRun, reloadOption);
} else {
console.log(
'## WARNING: Ignoring watch expression "' +
we +
'", because ' +
'it doesn\'t specify a command and live-reloading is disabled.'
)
"it doesn't specify a command and live-reloading is disabled."
);
}
})
}
});
};

LightServer.prototype.processWatchExp = function (
filesToWatch,
commandToRun,
reloadOption
) {
var _this = this
var gaze = new Gaze(filesToWatch, { interval: _this.options.interval })
var _this = this;
var gaze = new Gaze(filesToWatch, { interval: _this.options.interval });

// A file has been added/changed/deleted has occurred
gaze.on('all', function (event, filepath) {
gaze.on("all", function (event, filepath) {
if (gaze.executing) {
return
return;
}

gaze.executing = true
_this.writeLog('* file: ' + filepath + ' was ' + event)
gaze.executing = true;
_this.writeLog("* file: " + filepath + " was " + event);
if (!commandToRun) {
if (_this.lr) {
_this.lr.trigger(reloadOption, _this.options.delay)
_this.lr.trigger(reloadOption, _this.options.delay);
}

gaze.executing = false
return
gaze.executing = false;
return;
}

console.log('## executing command: ' + commandToRun)
var start = new Date().getTime()
console.log("## executing command: " + commandToRun);
var start = new Date().getTime();
var p = spawn(_this.shell, [_this.firstParam, commandToRun], {
stdio: 'inherit'
})
p.on('close', function (code) {
stdio: "inherit",
});
p.on("close", function (code) {
if (code !== 0) {
console.log(
'## ERROR: command ' + commandToRun + ' exited with code ' + code
)
"## ERROR: command " + commandToRun + " exited with code " + code
);
} else {
_this.writeLog(
'## command succeeded in ' + (new Date().getTime() - start) + 'ms'
)
"## command succeeded in " + (new Date().getTime() - start) + "ms"
);
if (_this.lr) {
_this.lr.trigger(reloadOption, _this.options.delay)
_this.lr.trigger(reloadOption, _this.options.delay);
}
}

gaze.executing = false
})
})
gaze.executing = false;
});
});

if (filesToWatch.length) {
_this.writeLog(
'light-server is watching these files: ' + filesToWatch.join(', ')
)
_this.writeLog(' when file changes,')
"light-server is watching these files: " + filesToWatch.join(", ")
);
_this.writeLog(" when file changes,");
if (commandToRun) {
_this.writeLog(' this command will be executed: ' + commandToRun)
_this.writeLog(" this command will be executed: " + commandToRun);
}
if (_this.lr) {
_this.writeLog(
' this event will be sent to browser: ' + reloadOption + '\n'
)
" this event will be sent to browser: " + reloadOption + "\n"
);
}
}
}
};

module.exports = LightServer
module.exports = LightServer;
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