New Stomp node
This commit is contained in:
Dave C-J
parent
f9ff63c346
commit
308d6cb873
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<!--
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Copyright 2014 IBM Corp.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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-->
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<script type="text/x-red" data-template-name="stomp in">
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<div class="form-row">
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<label for="node-input-server" style="width: 110px;"><i class="icon-bookmark"></i> Server</label>
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<input type="text" id="node-input-server">
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</div>
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<div class="form-row">
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<label for="node-input-topic" style="width: 110px;"><i class="icon-envelope"></i> Destination</label>
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<input type="text" id="node-input-topic" placeholder="topic or queue">
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</div>
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<div class="form-row">
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<label for="node-input-name" style="width: 110px;"><i class="icon-tag"></i> Name</label>
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<input type="text" id="node-input-name" placeholder="Name">
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</div>
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</script>
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<script type="text/x-red" data-help-name="stomp in">
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<p>Connects to a server using the Stomp protocol to receive messages.</p>
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</script>
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<script type="text/javascript">
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RED.nodes.registerType('stomp in',{
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category: 'input',
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color:"#e8cfe8",
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defaults: {
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name: {value:""},
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server: {type:"stomp-server",required:true},
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topic: {value:"",required:true}
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},
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inputs:0,
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outputs:1,
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icon: "bridge.png",
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label: function() {
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return this.name||"stomp";
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},
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labelStyle: function() {
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return (this.name)?"node_label_italic":"";
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}
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});
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</script>
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<script type="text/x-red" data-template-name="stomp out">
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<div class="form-row">
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<label for="node-input-server" style="width: 110px;"><i class="icon-bookmark"></i> Server</label>
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<input type="text" id="node-input-server">
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</div>
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<div class="form-row">
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<label for="node-input-topic" style="width: 110px;"><i class="icon-envelope"></i> Destination</label>
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<input type="text" id="node-input-topic" placeholder="topic or queue">
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</div>
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<div class="form-row">
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<label for="node-input-name" style="width: 110px;"><i class="icon-tag"></i> Name</label>
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<input type="text" id="node-input-name" placeholder="Name">
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</div>
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<div class="form-tips">The <b>Destination</b> field is optional. If not set uses the <b>msg.topic</b> property of the message.</div>
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</script>
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<script type="text/x-red" data-help-name="stomp out">
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<p>Connects to an Stomp capable server to send messages.</p>
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<p>The <b>Destination</b> field is optional. If set it overrides the <b>msg.topic</b> property of the message.</p>
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</script>
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<script type="text/javascript">
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RED.nodes.registerType('stomp out',{
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category: 'output',
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color:"#e8cfe8",
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defaults: {
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name: {value:""},
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server: {type:"stomp-server",required:true},
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topic: {value:""}
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},
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inputs:1,
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outputs:0,
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icon: "bridge.png",
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align: "right",
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label: function() {
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return this.name||"stomp";
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},
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labelStyle: function() {
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return (this.name)?"node_label_italic":"";
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}
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});
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</script>
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<script type="text/x-red" data-template-name="stomp-server">
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<div class="form-row node-input-server">
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<label for="node-config-input-server"><i class="icon-bookmark"></i> Server</label>
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<input class="input-append-left" type="text" id="node-config-input-server" placeholder="localhost" style="width: 45%;" >
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<label for="node-config-input-port" style="margin-left: 10px; width: 35px; "> Port</label>
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<input type="text" id="node-config-input-port" placeholder="Port" style="width:45px">
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</div>
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<div class="form-row">
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<label for="node-config-input-user"><i class="icon-user"></i> Username</label>
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<input type="text" id="node-config-input-user">
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</div>
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<div class="form-row">
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<label for="node-config-input-pass"><i class="icon-lock"></i> Password</label>
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<input type="password" id="node-config-input-pass">
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</div>
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<div class="form-row">
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<label for="node-config-input-name"><i class="icon-tag"></i> Name</label>
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<input type="text" id="node-config-input-name" placeholder="Name">
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</div>
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</script>
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<script type="text/javascript">
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RED.nodes.registerType('stomp-server',{
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category: 'config',
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defaults: {
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server: {required:true},
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port: {value:61618,required:true,validate:RED.validators.number()},
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name: {}
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},
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label: function() {
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return (this.name?this.name:this.server+":"+this.port);
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},
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oneditprepare: function() {
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$.getJSON('stomp-server/'+this.id,function(data) {
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if (data.user) {
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$('#node-config-input-user').val(data.user);
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}
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if (data.hasPassword) {
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$('#node-config-input-pass').val('__PWRD__');
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} else {
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$('#node-config-input-pass').val('');
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}
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if (data.global) $('#node-config-cred-tip').show();
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else $('#node-config-cred-tip').hide();
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});
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},
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oneditsave: function() {
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var credentials = {};
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var newUser = $('#node-config-input-user').val();
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var newPass = $('#node-config-input-pass').val();
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credentials.user = newUser;
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if (newPass != '__PWRD__') {
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credentials.password = newPass;
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}
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$.ajax({
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url: 'stomp-server/'+this.id,
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type: 'POST',
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data: credentials,
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success: function(result){}
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});
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},
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ondelete: function() {
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$.ajax({
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url: 'stomp-server/'+this.id,
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type: 'DELETE',
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success: function(result) {}
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});
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}
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});
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</script>
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@ -0,0 +1,146 @@
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/**
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* Copyright 2014 IBM Corp.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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**/
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module.exports = function(RED) {
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"use strict";
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var StompClient = require('stomp-client');
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var querystring = require('querystring');
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function StompServerNode(n) {
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RED.nodes.createNode(this,n);
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this.server = n.server;
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this.port = n.port;
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this.name = n.name;
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var credentials = RED.nodes.getCredentials(n.id);
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if (credentials) {
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this.username = credentials.user;
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this.password = credentials.password;
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}
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}
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RED.nodes.registerType("stomp-server",StompServerNode);
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RED.httpAdmin.get('/stomp-server/:id',function(req,res) {
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var credentials = RED.nodes.getCredentials(req.params.id);
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if (credentials) {
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res.send(JSON.stringify({user:credentials.user,hasPassword:(credentials.password&&credentials.password!="")}));
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} else {
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res.send(JSON.stringify({}));
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}
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});
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RED.httpAdmin.delete('/stomp-server/:id',function(req,res) {
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RED.nodes.deleteCredentials(req.params.id);
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res.send(200);
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});
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RED.httpAdmin.post('/stomp-server/:id',function(req,res) {
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var body = "";
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req.on('data', function(chunk) {
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body+=chunk;
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});
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req.on('end', function(){
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var newCreds = querystring.parse(body);
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var credentials = RED.nodes.getCredentials(req.params.id)||{};
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if (newCreds.user == null || newCreds.user == "") {
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delete credentials.user;
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} else {
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credentials.user = newCreds.user;
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}
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if (newCreds.password == "") {
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delete credentials.password;
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} else {
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credentials.password = newCreds.password||credentials.password;
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}
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RED.nodes.addCredentials(req.params.id,credentials);
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res.send(200);
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});
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});
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function StompInNode(n) {
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RED.nodes.createNode(this,n);
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this.server = n.server;
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this.topic = n.topic;
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this.serverConfig = RED.nodes.getNode(this.server);
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this.host = this.serverConfig.server;
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this.port = this.serverConfig.port;
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this.userid = this.serverConfig.username;
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this.password = this.serverConfig.password;
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var node = this;
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var msg = {topic:this.topic};
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node.client = new StompClient(node.host, node.port, node.userid, node.password, '1.0');
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node.client.connect(function(sessionId) {
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node.log('subscribed to: '+node.topic);
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node.client.subscribe(node.topic, function(body, headers) {
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msg.payload = JSON.parse(body);
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node.send(msg);
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});
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}, function(error) { node.warn(error); });
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node.client.on("error", function(error) {
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node.log(error);
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});
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node.on("close", function(done) {
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if (node.client) {
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node.client.on("disconnect", function() {
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done();
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});
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//node.client.unsubscribe(node.topic);
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node.client.disconnect();
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} else { done(); }
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});
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}
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RED.nodes.registerType("stomp in",StompInNode);
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function StompOutNode(n) {
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RED.nodes.createNode(this,n);
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this.server = n.server;
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this.topic = n.topic;
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this.serverConfig = RED.nodes.getNode(this.server);
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this.host = this.serverConfig.server;
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this.port = this.serverConfig.port;
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this.userid = this.serverConfig.username;
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this.password = this.serverConfig.password;
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var node = this;
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var msg = {topic:this.topic};
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node.client = new StompClient(node.host, node.port, node.userid, node.password, '1.0');
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node.client.connect();
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node.client.on("error", function(error) {
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node.log(error);
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});
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node.on("input", function(msg) {
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node.client.publish(node.topic || msg.topic, msg.payload);
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});
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node.on("close", function(done) {
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if (client) { client.disconnect(); }
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});
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}
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RED.nodes.registerType("stomp out",StompOutNode);
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}
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