diff options
Diffstat (limited to 'vnfmarket/src/main/webapp/vnfmarket/node_modules/http-proxy/examples/middleware/bodyDecoder-middleware.js')
-rw-r--r-- | vnfmarket/src/main/webapp/vnfmarket/node_modules/http-proxy/examples/middleware/bodyDecoder-middleware.js | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/vnfmarket/src/main/webapp/vnfmarket/node_modules/http-proxy/examples/middleware/bodyDecoder-middleware.js b/vnfmarket/src/main/webapp/vnfmarket/node_modules/http-proxy/examples/middleware/bodyDecoder-middleware.js new file mode 100644 index 00000000..d889548a --- /dev/null +++ b/vnfmarket/src/main/webapp/vnfmarket/node_modules/http-proxy/examples/middleware/bodyDecoder-middleware.js @@ -0,0 +1,87 @@ + +var Store = require('../helpers/store') + , http = require('http') + +http.createServer(new Store().handler()).listen(7531, function () { +//try these commands: +// get index: +// curl localhost:7531 +// [] +// +// get a doc: +// curl localhost:7531/foo +// {"error":"not_found"} +// +// post an doc: +// curl -X POST localhost:7531/foo -d '{"content": "hello", "type": "greeting"}' +// {"ok":true} +// +// get index (now, not empty) +// curl localhost:7531 +// ["/foo"] +// +// get doc +// curl localhost:7531/foo +// {"content": "hello", "type": "greeting"} + +// +// now, suppose we wanted to direct all objects where type == "greeting" to a different store +// than where type == "insult" +// +// we can use connect connect-bodyDecoder and some custom logic to send insults to another Store. + +//insult server: + + http.createServer(new Store().handler()).listen(2600, function () { + + //greetings -> 7531, insults-> 2600 + + // now, start a proxy server. + + var bodyParser = require('connect/lib/middleware/bodyParser') + //don't worry about incoming contont type + //bodyParser.parse[''] = JSON.parse + + require('../../lib/node-http-proxy').createServer( + //refactor the body parser and re-streamer into a separate package + bodyParser(), + //body parser absorbs the data and end events before passing control to the next + // middleware. if we want to proxy it, we'll need to re-emit these events after + //passing control to the middleware. + require('connect-restreamer')(), + function (req, res, proxy) { + //if your posting an obect which contains type: "insult" + //it will get redirected to port 2600. + //normal get requests will go to 7531 nad will not return insults. + var port = (req.body && req.body.type === 'insult' ? 2600 : 7531) + proxy.proxyRequest(req, res, {host: 'localhost', port: port}) + } + ).listen(1337, function () { + var request = require('request') + //bodyParser needs content-type set to application/json + //if we use request, it will set automatically if we use the 'json:' field. + function post (greeting, type) { + request.post({ + url: 'http://localhost:1337/' + greeting, + json: {content: greeting, type: type || "greeting"} + }) + } + post("hello") + post("g'day") + post("kiora") + post("houdy") + post("java", "insult") + + //now, the insult should have been proxied to 2600 + + //curl localhost:2600 + //["/java"] + + //but the greetings will be sent to 7531 + + //curl localhost:7531 + //["/hello","/g%27day","/kiora","/houdy"] + + }) + }) +}) |