watcher

a simple web server watcher

requirements

• node.js
• npm

installation

node module

npm install webwatcher

standalone tool

git clone https://github.com/seikho/watcher
cd watcher
npm install

global command line

npm install -g webwatcher

usage

node module

Note: all times are in seconds

npm install webwatcher
var watcher = require("webwatcher");
var googleOptions = { url: 'google.com', timeout: 2, interval: 5, port: 80 };
var bingOptions = { url: 'bing.com', timeout: 2, interval: 5, port: 80 };

var googleCb = function(time) { console.log("Google: Response time: %d", time); }
var bingCb = function(time) { console.log("Bing: Response time: %d", time); }

var w1 = watcher.start(googleOptions, googleCb);
var w2 = watcher.start(bingOptions, bingCb);
...
w1.stop();
w2.stop();

Local command line

cd watcher
node src/index www.google.com -t 2 -i 5

Global command line

[from anywhere...]
webwatcher google.com -p 80 -t 2 -i 10

// node src/index [url] [-p portNumber] [-t timeoutSeconds] [-i intervalSeconds]
// url: destination url. E.g. www.google.com  
// -p, --port: port number. default: 80  
// -i, --interval: interval in seconds. default: 10  
// -t, --timeout: timeout in seconds. default 2
// -s, --silent: run silently, do not produce console output.

license

Copyright (c) 2015 Carl Winkler

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.