Splitted up module to multiple files

2015-05-01 12:02:23 +02:00
parent 24afd01294
commit c7977924e5
6 changed files with 1030 additions and 1000 deletions
@@ -0,0 +1,116 @@
+'use strict';
+
+var log     = require('winston'),
+    merge   = require('utils-merge'),
+    net     = require('net'),
+    session = require('./session');
+
+/**
+ * Client session function - inherits from session()
+ *
+ * @param obj sock - socket object
+ * @param obj options - as derived from client()
+ * @return obj (returnObj)
+ */
+function clientSession(sock, options) {
+	var parent = session(sock);
+
+	parent.login = function() {
+		var loginPdu = {
+			'cmdName': 'bind_transceiver',
+			'seqNr': parent.ourSeqNr,
+			'params': {
+				'system_id': options.username,
+				'password': options.password
+			}
+		};
+
+		parent.send(loginPdu, function(err, retPduObj) {
+			if (err) {
+				parent.emit('loginFailed');
+				return;
+			}
+
+			if (retPduObj.cmdStatus === 'ESME_ROK') {
+				log.info('larvitsmpp: lib/client.js: clientSession() - parent.login() - Successful login!');
+				parent.loggedIn = true;
+				parent.emit('loggedIn');
+			} else {
+				log.info('larvitsmpp: lib/client.js: clientSession() - parent.login() - Login failed. Status msg: ' + retPduObj.cmdStatus);
+				parent.emit('loginFailed');
+			}
+		});
+	};
+
+	parent.resetEnqLinkTimer = function() {
+		log.silly('larvitsmpp: lib/client.js: clientSession() - resetEnqLinkTimer() - Resetting the kill timer');
+		if (parent.enqLinkTimer) {
+			clearTimeout(parent.enqLinkTimer);
+		}
+
+		parent.enqLinkTimer = setTimeout(function() {
+			parent.send({
+				cmdName: 'enquire_link',
+				seqNr: parent.ourSeqNr
+			});
+		}, options.enqLinkTiming);
+	};
+
+	parent.login();
+	parent.resetEnqLinkTimer();
+
+	parent.on('incomingPdu', function(pduObj) {
+		if (pduObj.cmdName === 'deliver_sm') {
+			parent.deliverSm(pduObj);
+		} else if (pduObj.cmdName === 'enquire_link') {
+			parent.enquireLink();
+		} else if (pduObj.cmdName === 'submit_sm') {
+			parent.submitSm(pduObj);
+		} else if (pduObj.cmdName === 'unbind') {
+			parent.sendReturn(pduObj, 'ESME_ROK', true);
+		} else {
+			// All other commands we do not support
+			parent.sendReturn(pduObj, 'ESME_RINVCMDID');
+		}
+	});
+
+	return parent;
+}
+
+/**
+ * Setup a client
+ *
+ * @param obj options - host, port, username, password
+ * @param func callback(err, session)
+ */
+function client(options, callback) {
+	var sock = new net.Socket();
+
+	// Set default options
+	options = merge({
+		'host':          'localhost',
+		'port':          2775,
+		'username':      'user',
+		'password':      'pass',
+		'enqLinkTiming': 20000 // 20 sec
+	}, options || {});
+
+	sock.connect(options.port, options.host, function() {
+		var session = clientSession(sock, options);
+
+		log.info('larvitsmpp: lib/client.js: client() - Connected to ' + sock.remoteAddress + ':' + sock.remotePort);
+
+		session.on('loggedIn', function() {
+			callback(null, session);
+		});
+
+		session.on('loginFailed', function() {
+			var err = new Error('larvitsmpp: lib/client.js: client() - Remote host refused login.');
+			log.warn(err.message);
+			callback(err);
+		});
+	});
+}
+
+// Expose some functions
+exports = module.exports = client;