source added

diff --git a/.gitignore b/.gitignore
new file mode 100644 (file)
index 0000000..3c3629e
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+node_modules

diff --git a/README.md b/README.md
index 0655993c790b9d1d2ebd1e8cd65dcd2f1429cfd0..cd8d241397d98d7b178742955907a4c78358a601 100644 (file)
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
-# revprox.git
+# revprox
 
-description....
+revprox is a reverse proxy running on node.js using socket.io and socket.io-stream.
 
 ## Getting started
 
@@ -9,4 +9,10 @@ machine.
 
 ### Installing
 
-installing instuctions...
+Get the project using git:
+
+```
+git clone https://binomiant.duckdns.org/MpqU9XX8/revprox.git
+```
+
+...

diff --git a/client/revprox b/client/revprox
new file mode 100755 (executable)
index 0000000..9b31761
--- /dev/null
+++ b/client/revprox
@@ -0,0 +1,36 @@
+#!/usr/bin/nodejs
+
+const io = require("socket.io-client");
+const ss = require('socket.io-stream');
+const net = require('net');
+const log = require('./../logger')(__filename.slice(__dirname.length + 1));
+
+const proxydestination = { host: "localhost", port: 3000 };
+const remoteserver = 'http://192.168.1.3:8088';
+const socket = io(remoteserver, { transports:["websocket"] });
+
+socket.on('servereventtest', function (data) {
+  log.info('connection test succeeded');
+  socket.emit('clienteventtest', { data: 'clienteventtestdata' });
+});
+
+ss(socket).on('proxy', function(stream, data) {
+  log.info("stream created");
+
+  var client = net.connect(proxydestination,  function() {
+    log.info('connected to garnod web server');
+    stream.pipe(client);
+    client.pipe(stream);
+  });
+
+  client.on('end', function() {
+    log.info('disconnected from garnod web server');
+    stream.unpipe(client);
+    client.unpipe(stream);
+  });
+
+  client.on('error', function(err) {
+    log.error('web socket error:', JSON.stringify(err));
+               socket.emit('destinationerror', err);
+  });
+});

diff --git a/logger.js b/logger.js
new file mode 100644 (file)
index 0000000..c8b145b
--- /dev/null
+++ b/logger.js
@@ -0,0 +1,67 @@
+const winston = require("winston");
+const dateformat = require("dateformat");
+
+const custom = {
+  levels: {
+    error: 5,
+    warn: 4,
+    info: 3,
+    todo: 2,
+    verbose: 1,
+    debug: 0
+  },
+  colors: {
+    error: 'red',
+    warn: 'yellow',
+    info: 'green',
+    todo: 'magenta',
+    verbose: 'blue',
+    debug: 'gray'
+  }
+};
+
+var level = "error";
+if (typeof process.env.LOGLEVEL != "undefined") {
+  level = process.env.LOGLEVEL;
+};
+
+winston.addColors(custom.colors);
+
+const logger = new (winston.Logger) ({
+  levels: custom.levels,
+  transports: [
+    new (winston.transports.Console) ({
+      level: level,
+//      timestamp() {
+//        var now = new Date();
+//        return dateformat(now, "HH:MM:ss.l");
+//      },
+      colorize: true
+    })
+  ]
+});
+
+module.exports = function(fileName) {
+       var myLogger = {
+               error: function(...args) {
+                       logger.error('[' + fileName + ']', ...args);
+               },
+               warn: function(...args) {
+                       logger.warn('[' + fileName + ']', ...args);
+               },
+               info: function(...args) {
+                       logger.info('[' + fileName + ']', ...args);
+               },
+               todo: function(...args) {
+                       logger.todo('[' + fileName + ']', ...args);
+               },
+               verbose: function(...args) {
+                       logger.verbose('[' + fileName + ']', ...args);
+               },
+               debug: function(...args) {
+                       logger.debug('[' + fileName + ']', ...args);
+               },
+       }
+
+       return myLogger
+}

diff --git a/package-lock.json b/package-lock.json
new file mode 100644 (file)
index 0000000..cd01d00
--- /dev/null
+++ b/package-lock.json
@@ -0,0 +1,733 @@
+{
+  "name": "revprox",
+  "version": "1.0.0",
+  "lockfileVersion": 1,
+  "requires": true,
+  "dependencies": {
+    "accepts": {
+      "version": "1.3.7",
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+      "requires": {
+        "mime-types": "~2.1.24",
+        "negotiator": "0.6.2"
+      }
+    },
+    "after": {
+      "version": "0.8.2",
+      "resolved": "https://registry.npmjs.org/after/-/after-0.8.2.tgz",
+      "integrity": "sha1-/ts5T58OAqqXaOcCvaI7UF+ufh8="
+    },
+    "array-find-index": {
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+      "resolved": "https://registry.npmjs.org/array-find-index/-/array-find-index-1.0.2.tgz",
+      "integrity": "sha1-3wEKoSh+Fku9pvlyOwqWoexBh6E="
+    },
+    "arraybuffer.slice": {
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+      "resolved": "https://registry.npmjs.org/arraybuffer.slice/-/arraybuffer.slice-0.0.7.tgz",
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+    },
+    "arrify": {
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+}

diff --git a/package.json b/package.json
new file mode 100644 (file)
index 0000000..76606f9
--- /dev/null
+++ b/package.json
@@ -0,0 +1,16 @@
+{
+  "name": "revprox",
+  "version": "1.0.0",
+  "description": "A reverse proxy server and client.",
+  "scripts": {
+    "start": "echo see README.md to either run server or client"
+  },
+  "author": "ebelcrom",
+  "license": "GPL-2.0-or-later",
+  "dependencies": {
+    "dateformat": "^1.0.11",
+    "socket.io": "^2.3.0",
+    "socket.io-stream": "^0.9.1",
+    "winston": "^1.1.2"
+  }
+}

diff --git a/server/revprox b/server/revprox
new file mode 100755 (executable)
index 0000000..acd5935
--- /dev/null
+++ b/server/revprox
@@ -0,0 +1,85 @@
+#!/usr/bin/nodejs\r
+\r
+const app = require('http').createServer();\r
+const io = require('socket.io')(app);\r
+const ss = require('socket.io-stream');\r
+const net = require('net');\r
+const log = require('./../logger')(__filename.slice(__dirname.length + 1));\r
+\r
+var lastsocket = null;\r
+var websocket = null;\r
+const socketioport = 8087;\r
+const revproxport = 8089;\r
+\r
+app.listen(socketioport, 'localhost');\r
+log.info('socket.io server bound to port ' + socketioport);\r
+\r
+io.on('connection', function (iosocket) {\r
+  lastsocket = iosocket;\r
+  log.info('socket.io client connected');\r
+  iosocket.emit('servereventtest', { data: 'servereventtestdata' });\r
+\r
+  iosocket.on('disconnect', function () {\r
+    log.info("socket.io client disconnected");\r
+               lastsocket = null;\r
+  })\r
+\r
+  iosocket.on('clienteventtest', function (data) {\r
+    log.info('socket.io client connection test succeeded');\r
+  });\r
+\r
+  iosocket.on('destinationerror', function (err) {\r
+    if (websocket != null) {\r
+      log.warn('destination error, closing web socket');\r
+                       websocket.end();\r
+               }\r
+  });\r
+\r
+  iosocket.on('error', function (err) {\r
+    log.error('socket.io error:', JSON.stringify(err));\r
+  });\r
+});\r
+\r
+var server = net.createServer(function(sock) {\r
+  log.info('web client connected');\r
+  websocket = sock;\r
+\r
+  if (null != lastsocket) {\r
+    var stream = ss.createStream();\r
+    ss(lastsocket).emit('proxy', stream);\r
+    log.debug('stream created');\r
+\r
+    websocket.on('error', function(err) {\r
+      log.error('web socket error:', JSON.stringify(err));\r
+    })\r
+    .on('data', function(data) {\r
+      log.debug('web socket data, port ' + websocket.remotePort + ', size: ' + data.length);\r
+    })\r
+    .on('end', function() {\r
+      websocket.unpipe(stream);\r
+      stream.unpipe(websocket);\r
+                       websocket = null;\r
+      log.info('web client disconnect');\r
+    });\r
+\r
+    stream.on('error', function() {\r
+      log.error('stream error, id ' + stream.id);\r
+    })\r
+    .on('data', function(data) {\r
+      log.debug('stream data, id ' + stream.id + ', size: ' + data.length);\r
+    })\r
+    .on('end', function() {\r
+      log.debug('stream destroyed');\r
+    });\r
+\r
+    websocket.pipe(stream);\r
+    stream.pipe(websocket);\r
+  } else {\r
+    log.warn('web client connection refused due to missing socket.io connection');\r
+    websocket.end();\r
+  }\r
+});\r
+\r
+server.listen(revproxport, 'localhost', function() {\r
+  log.info('reverse proxy bound to port ' + revproxport);\r
+});\r