Riorganizzato in cartelle e aggiunto tcp

master
Pietro Brenna 2020-04-16 18:41:44 +02:00
parent d97866933e
commit 2ea5fe3063
11 changed files with 1584 additions and 14 deletions

507
package-lock.json generated 100644
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"requires": {
"psl": "^1.1.28",
"punycode": "^2.1.1"
}
},
"tunnel-agent": {
"version": "0.6.0",
"resolved": "https://registry.npmjs.org/tunnel-agent/-/tunnel-agent-0.6.0.tgz",
"integrity": "sha1-J6XeoGs2sEoKmWZ3SykIaPD8QP0=",
"requires": {
"safe-buffer": "^5.0.1"
}
},
"tweetnacl": {
"version": "0.14.5",
"resolved": "https://registry.npmjs.org/tweetnacl/-/tweetnacl-0.14.5.tgz",
"integrity": "sha1-WuaBd/GS1EViadEIr6k/+HQ/T2Q="
},
"ultron": {
"version": "1.0.2",
"resolved": "https://registry.npmjs.org/ultron/-/ultron-1.0.2.tgz",
"integrity": "sha1-rOEWq1V80Zc4ak6I9GhTeMiy5Po="
},
"uri-js": {
"version": "4.2.2",
"resolved": "https://registry.npmjs.org/uri-js/-/uri-js-4.2.2.tgz",
"integrity": "sha512-KY9Frmirql91X2Qgjry0Wd4Y+YTdrdZheS8TFwvkbLWf/G5KNJDCh6pKL5OZctEW4+0Baa5idK2ZQuELRwPznQ==",
"requires": {
"punycode": "^2.1.0"
}
},
"uuid": {
"version": "3.4.0",
"resolved": "https://registry.npmjs.org/uuid/-/uuid-3.4.0.tgz",
"integrity": "sha512-HjSDRw6gZE5JMggctHBcjVak08+KEVhSIiDzFnT9S9aegmp85S/bReBVTb4QTFaRNptJ9kuYaNhnbNEOkbKb/A=="
},
"verror": {
"version": "1.10.0",
"resolved": "https://registry.npmjs.org/verror/-/verror-1.10.0.tgz",
"integrity": "sha1-OhBcoXBTr1XW4nDB+CiGguGNpAA=",
"requires": {
"assert-plus": "^1.0.0",
"core-util-is": "1.0.2",
"extsprintf": "^1.2.0"
}
},
"ws": {
"version": "1.1.5",
"resolved": "https://registry.npmjs.org/ws/-/ws-1.1.5.tgz",
"integrity": "sha512-o3KqipXNUdS7wpQzBHSe180lBGO60SoK0yVo3CYJgb2MkobuWuBX6dhkYP5ORCLd55y+SaflMOV5fqAB53ux4w==",
"requires": {
"options": ">=0.0.5",
"ultron": "1.0.x"
}
}
}
}

View File

@ -1,8 +1,9 @@
{
"name" : "node-red-node-xmpp",
"name": "red-briq-nodes",
"version": "0.2.4",
"description": "A Node-RED node to talk to an XMPP server",
"dependencies": {
"denque": "^1.4.1",
"simple-xmpp": "^1.3.1"
},
"repository": {
@ -10,12 +11,16 @@
"url": "https://github.com/node-red/node-red-nodes/tree/master/social/xmpp"
},
"license": "Apache-2.0",
"keywords": [ "node-red", "xmpp" ],
"keywords": [
"node-red",
"xmpp"
],
"node-red": {
"nodes": {
"xmpp": "92-xmpp.js",
"my-debounce": "my-debounce.js",
"command-parse": "command-parse.js"
"xmpp": "red/xmpp/92-xmpp.js",
"my-debounce": "red/my-debounce/my-debounce.js",
"command-parse": "red/command-parse/command-parse.js",
"briq-tcp": "red/tcp/tcp.js"
}
},
"author": {

View File

@ -0,0 +1,57 @@
{
"tcpin": {
"label": {
"type": "Type",
"output": "Output",
"port": "port",
"host": "at host",
"payload": "payload(s)",
"delimited": "delimited by",
"close-connection": "Close connection after each message is sent?",
"decode-base64": "Decode Base64 message?",
"server": "Server",
"return": "Return",
"ms": "ms",
"chars": "chars"
},
"type": {
"listen": "Listen on",
"connect": "Connect to",
"reply": "Reply to TCP"
},
"output": {
"stream": "stream of",
"single": "single",
"buffer": "Buffer",
"string": "String",
"base64": "Base64 String"
},
"return": {
"timeout": "after a fixed timeout of",
"character": "when character received is",
"number": "a fixed number of chars",
"never": "never - keep connection open",
"immed": "immediately - don't wait for reply"
},
"status": {
"connecting": "connecting to __host__:__port__",
"connected": "connected to __host__:__port__",
"listening-port": "listening on port __port__",
"stopped-listening": "stopped listening on port",
"connection-from": "connection from __host__:__port__",
"connection-closed": "connection closed from __host__:__port__",
"connections": "__count__ connection",
"connections_plural": "__count__ connections"
},
"errors": {
"connection-lost": "connection lost to __host__:__port__",
"timeout": "timeout closed socket port __port__",
"cannot-listen": "unable to listen on port __port__, error: __error__",
"error": "error: __error__",
"socket-error": "socket error from __host__:__port__",
"no-host": "Host and/or port not set",
"connect-timeout": "connect timeout",
"connect-fail": "connect failed"
}
}
}

286
red/tcp/tcp.html 100644
View File

@ -0,0 +1,286 @@
<!--
Copyright JS Foundation and other contributors, http://js.foundation
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
-->
<script type="text/x-red" data-template-name="briq tcp in">
<div class="form-row">
<label for="node-input-server"><i class="fa fa-dot-circle-o"></i> <span data-i18n="tcpin.label.type"></span></label>
<select id="node-input-server" style="width:120px; margin-right:5px;">
<option value="server" data-i18n="tcpin.type.listen"></option>
<option value="client" data-i18n="tcpin.type.connect"></option>
</select>
<span data-i18n="tcpin.label.port"></span> <input type="text" id="node-input-port" style="width:65px">
</div>
<div class="form-row hidden" id="node-input-host-row" style="padding-left: 110px;">
<span data-i18n="tcpin.label.host"></span> <input type="text" id="node-input-host" placeholder="localhost" style="width: 60%;">
</div>
<div class="form-row">
<label><i class="fa fa-sign-out"></i> <span data-i18n="tcpin.label.output"></span></label>
<select id="node-input-datamode" style="width:110px;">
<option value="stream" data-i18n="tcpin.output.stream"></option>
<option value="single" data-i18n="tcpin.output.single"></option>
</select>
<select id="node-input-datatype" style="width:140px;">
<option value="buffer" data-i18n="tcpin.output.buffer"></option>
<option value="utf8" data-i18n="tcpin.output.string"></option>
<option value="base64" data-i18n="tcpin.output.base64"></option>
</select>
<span data-i18n="tcpin.label.payload"></span>
</div>
<div id="node-row-newline" class="form-row hidden" style="padding-left:110px;">
<span data-i18n="tcpin.label.delimited"></span> <input type="text" id="node-input-newline" style="width:110px;">
</div>
<div class="form-row">
<label for="node-input-topic"><i class="fa fa-tasks"></i> <span data-i18n="common.label.topic"></span></label>
<input type="text" id="node-input-topic" data-i18n="[placeholder]common.label.topic">
</div>
<div class="form-row">
<label for="node-input-name"><i class="fa fa-tag"></i> <span data-i18n="common.label.name"></span></label>
<input type="text" id="node-input-name" data-i18n="[placeholder]common.label.name">
</div>
</script>
<script type="text/javascript">
RED.nodes.registerType('briq tcp in', {
category: 'network',
color: "Silver",
defaults: {
name: { value: "" },
server: { value: "server", required: true },
host: { value: "", validate: function (v) { return (this.server == "server") || v.length > 0; } },
port: { value: "", required: true, validate: RED.validators.number() },
datamode: { value: "stream" },
datatype: { value: "buffer" },
newline: { value: "" },
topic: { value: "" },
base64: {/*deprecated*/ value: false, required: true }
},
inputs: 0,
outputs: 1,
icon: "bridge-dash.svg",
label: function () {
return this.name || "tcp:" + (this.host ? this.host + ":" : "") + this.port;
},
labelStyle: function () {
return this.name ? "node_label_italic" : "";
},
oneditprepare: function () {
var updateOptions = function () {
var sockettype = $("#node-input-server").val();
if (sockettype == "client") {
$("#node-input-host-row").show();
} else {
$("#node-input-host-row").hide();
}
var datamode = $("#node-input-datamode").val();
var datatype = $("#node-input-datatype").val();
if (datamode == "stream") {
if (datatype == "utf8") {
$("#node-row-newline").show();
} else {
$("#node-row-newline").hide();
}
} else {
$("#node-row-newline").hide();
}
};
updateOptions();
$("#node-input-server").change(updateOptions);
$("#node-input-datatype").change(updateOptions);
$("#node-input-datamode").change(updateOptions);
}
});
</script>
<script type="text/x-red" data-template-name="briq tcp out">
<div class="form-row">
<label for="node-input-beserver"><i class="fa fa-dot-circle-o"></i> <span data-i18n="tcpin.label.type"></span></label>
<select id="node-input-beserver" style="width:150px; margin-right:5px;">
<option value="server" data-i18n="tcpin.type.listen"></option>
<option value="client" data-i18n="tcpin.type.connect"></option>
<option value="reply" data-i18n="tcpin.type.reply"></option>
</select>
<span id="node-input-port-row"><span data-i18n="tcpin.label.port"></span> <input type="text" id="node-input-port" style="width: 65px"></span>
</div>
<div class="form-row hidden" id="node-input-host-row" style="padding-left: 110px;">
<span data-i18n="tcpin.label.host"></span> <input type="text" id="node-input-host" style="width: 60%;">
</div>
<div class="form-row hidden" id="node-input-end-row">
<label>&nbsp;</label>
<input type="checkbox" id="node-input-end" style="display: inline-block; width: auto; vertical-align: top;">
<label for="node-input-end" style="width: 70%;"><span data-i18n="tcpin.label.close-connection"></span></label>
</div>
<div class="form-row">
<label>&nbsp;</label>
<input type="checkbox" id="node-input-base64" placeholder="base64" style="display: inline-block; width: auto; vertical-align: top;">
<label for="node-input-base64" style="width: 70%;"><span data-i18n="tcpin.label.decode-base64"></span></label>
</div>
<div class="form-row">
<label for="node-input-name"><i class="fa fa-tag"></i> <span data-i18n="common.label.name"></span></label>
<input type="text" id="node-input-name" data-i18n="[placeholder]common.label.name">
</div>
</script>
<script type="text/javascript">
RED.nodes.registerType('briq tcp out', {
category: 'network',
color: "Silver",
defaults: {
host: { value: "", validate: function (v) { return (this.beserver != "client") || v.length > 0; } },
port: { value: "", validate: function (v) { return (this.beserver == "reply") || RED.validators.number()(v); } },
beserver: { value: "client", required: true },
base64: { value: false, required: true },
end: { value: false, required: true },
name: { value: "" }
},
inputs: 1,
outputs: 0,
icon: "bridge-dash.svg",
align: "right",
label: function () {
return this.name || "tcp:" + (this.host ? this.host + ":" : "") + this.port;
},
labelStyle: function () {
return (this.name) ? "node_label_italic" : "";
},
oneditprepare: function () {
var updateOptions = function () {
var sockettype = $("#node-input-beserver").val();
if (sockettype == "reply") {
$("#node-input-port-row").hide();
$("#node-input-host-row").hide();
$("#node-input-end-row").hide();
} else if (sockettype == "client") {
$("#node-input-port-row").show();
$("#node-input-host-row").show();
$("#node-input-end-row").show();
} else {
$("#node-input-port-row").show();
$("#node-input-host-row").hide();
$("#node-input-end-row").show();
}
};
updateOptions();
$("#node-input-beserver").change(updateOptions);
}
});
</script>
<script type="text/x-red" data-template-name="briq tcp request">
<div class="form-row">
<label for="node-input-server"><i class="fa fa-globe"></i> <span data-i18n="tcpin.label.server"></span></label>
<input type="text" id="node-input-server" placeholder="ip.address" style="width:45%">
<span data-i18n="tcpin.label.port"></span>
<input type="text" id="node-input-port" style="width:60px">
</div>
<div class="form-row">
<label for="node-input-out"><i class="fa fa-sign-out"></i> <span data-i18n="tcpin.label.return"></span></label>
<select type="text" id="node-input-out" style="width:54%;">
<option value="time" data-i18n="tcpin.return.timeout"></option>
<option value="char" data-i18n="tcpin.return.character"></option>
<option value="count" data-i18n="tcpin.return.number"></option>
<option value="sit" data-i18n="tcpin.return.never"></option>
<option value="immed" data-i18n="tcpin.return.immed"></option>
</select>
<input type="text" id="node-input-splitc" style="width:50px;">
<span id="node-units"></span>
</div>
<div class="form-row">
<label for="node-input-name"><i class="fa fa-tag"></i> <span data-i18n="common.label.name"></span></label>
<input type="text" id="node-input-name" data-i18n="[placeholder]common.label.name">
</div>
</script>
<script type="text/javascript">
RED.nodes.registerType('briq tcp request', {
category: 'network',
color: "Silver",
defaults: {
server: { value: "" },
port: { value: "", validate: RED.validators.regex(/^(\d*|)$/) },
out: { value: "time", required: true },
splitc: { value: "0", required: true },
name: { value: "" }
},
inputs: 1,
outputs: 1,
icon: "bridge-dash.svg",
label: function () {
return this.name || "tcp:" + (this.server ? this.server + ":" : "") + this.port;
},
labelStyle: function () {
return this.name ? "node_label_italic" : "";
},
oneditprepare: function () {
var previous = null;
$("#node-input-out").on('focus', function () { previous = this.value; }).on("change", function () {
if (previous === null) { previous = $("#node-input-out").val(); }
if ($("#node-input-out").val() == "char") {
if (previous != "char") { $("#node-input-splitc").val("\\n"); }
$("#node-units").text("");
}
else if ($("#node-input-out").val() == "time") {
if (previous != "time") { $("#node-input-splitc").val("0"); }
$("#node-units").text(RED._("node-red:tcpin.label.ms"));
}
else if ($("#node-input-out").val() == "immed") {
if (previous != "immed") { $("#node-input-splitc").val(" "); }
$("#node-units").text("");
}
else if ($("#node-input-out").val() == "count") {
if (previous != "count") { $("#node-input-splitc").val("12"); }
$("#node-units").text(RED._("node-red:tcpin.label.chars"));
}
else {
if (previous != "sit") { $("#node-input-splitc").val(" "); }
$("#node-units").text("");
}
});
}
});
</script>
<script type="text/x-red" data-template-name="briq tcp close">
<div class="form-row">
<label for="node-input-name"><i class="fa fa-tag"></i> <span data-i18n="common.label.name"></span></label>
<input type="text" id="node-input-name" data-i18n="[placeholder]common.label.name">
</div>
</script>
<script type="text/javascript">
RED.nodes.registerType('briq tcp close', {
category: 'network',
color: "Silver",
defaults: {
name: { value: "" },
},
inputs: 1,
outputs: 0,
icon: "bridge-dash.svg",
label: function () {
return this.name || "tcp: close";
},
labelStyle: function () {
return this.name ? "node_label_italic" : "";
},
});
</script>

715
red/tcp/tcp.js 100644
View File

@ -0,0 +1,715 @@
/**
* Copyright JS Foundation and other contributors, http://js.foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
**/
module.exports = function(RED) {
"use strict";
var reconnectTime = RED.settings.socketReconnectTime||10000;
var socketTimeout = RED.settings.socketTimeout||null;
const msgQueueSize = RED.settings.tcpMsgQueueSize || 1000;
const Denque = require('denque');
var net = require('net');
var connectionPool = {};
/**
* Enqueue `item` in `queue`
* @param {Denque} queue - Queue
* @param {*} item - Item to enqueue
* @private
* @returns {Denque} `queue`
*/
const enqueue = (queue, item) => {
// drop msgs from front of queue if size is going to be exceeded
if (queue.length === msgQueueSize) { queue.shift(); }
queue.push(item);
return queue;
};
/**
* Shifts item off front of queue
* @param {Deque} queue - Queue
* @private
* @returns {*} Item previously at front of queue
*/
const dequeue = queue => queue.shift();
function TcpIn(n) {
RED.nodes.createNode(this,n);
this.host = n.host;
this.port = n.port * 1;
this.topic = n.topic;
this.stream = (!n.datamode||n.datamode=='stream'); /* stream,single*/
this.datatype = n.datatype||'buffer'; /* buffer,utf8,base64 */
this.newline = (n.newline||"").replace("\\n","\n").replace("\\r","\r");
this.base64 = n.base64;
this.server = (typeof n.server == 'boolean')?n.server:(n.server == "server");
this.closing = false;
this.connected = false;
var node = this;
var count = 0;
if (!node.server) {
var buffer = null;
var client;
var reconnectTimeout;
var end = false;
var setupTcpClient = function() {
node.log(RED._("tcpin.status.connecting",{host:node.host,port:node.port}));
node.status({fill:"grey",shape:"dot",text:"common.status.connecting"});
var id = (1+Math.random()*4294967295).toString(16);
client = net.connect(node.port, node.host, function() {
buffer = (node.datatype == 'buffer') ? Buffer.alloc(0) : "";
node.connected = true;
node.log(RED._("tcpin.status.connected",{host:node.host,port:node.port}));
node.status({fill:"green",shape:"dot",text:"common.status.connected"});
});
client.setKeepAlive(true,120000);
connectionPool[id] = client;
client.on('data', function (data) {
if (node.datatype != 'buffer') {
data = data.toString(node.datatype);
}
if (node.stream) {
var msg;
if ((node.datatype) === "utf8" && node.newline !== "") {
buffer = buffer+data;
var parts = buffer.split(node.newline);
for (var i = 0; i<parts.length-1; i+=1) {
msg = {topic:node.topic, payload:parts[i]};
msg._session = {type:"tcp",id:id};
node.send(msg);
}
buffer = parts[parts.length-1];
} else {
msg = {topic:node.topic, payload:data};
msg._session = {type:"tcp",id:id};
node.send(msg);
}
} else {
if ((typeof data) === "string") {
buffer = buffer+data;
} else {
buffer = Buffer.concat([buffer,data],buffer.length+data.length);
}
}
});
client.on('end', function() {
if (!node.stream || (node.datatype == "utf8" && node.newline !== "" && buffer.length > 0)) {
var msg = {topic:node.topic, payload:buffer};
msg._session = {type:"tcp",id:id};
if (buffer.length !== 0) {
end = true; // only ask for fast re-connect if we actually got something
node.send(msg);
}
buffer = null;
}
});
client.on('close', function() {
delete connectionPool[id];
node.connected = false;
node.status({fill:"red",shape:"ring",text:"common.status.disconnected"});
if (!node.closing) {
if (end) { // if we were asked to close then try to reconnect once very quick.
end = false;
reconnectTimeout = setTimeout(setupTcpClient, 20);
}
else {
node.log(RED._("tcpin.errors.connection-lost",{host:node.host,port:node.port}));
reconnectTimeout = setTimeout(setupTcpClient, reconnectTime);
}
} else {
if (node.doneClose) { node.doneClose(); }
}
});
client.on('error', function(err) {
node.log(err);
});
}
setupTcpClient();
this.on('close', function(done) {
node.doneClose = done;
this.closing = true;
if (client) { client.destroy(); }
clearTimeout(reconnectTimeout);
if (!node.connected) { done(); }
});
}
else {
var server = net.createServer(function (socket) {
socket.setKeepAlive(true,120000);
if (socketTimeout !== null) { socket.setTimeout(socketTimeout); }
var id = (1+Math.random()*4294967295).toString(16);
var fromi;
var fromp;
connectionPool[id] = socket;
count++;
node.status({
text:RED._("tcpin.status.connections",{count:count}),
event:"connect",
ip:socket.remoteAddress,
port:socket.remotePort,
_session: {type:"tcp",id:id}
});
var buffer = (node.datatype == 'buffer') ? Buffer.alloc(0) : "";
socket.on('data', function (data) {
if (node.datatype != 'buffer') {
data = data.toString(node.datatype);
}
if (node.stream) {
var msg;
if ((typeof data) === "string" && node.newline !== "") {
buffer = buffer+data;
var parts = buffer.split(node.newline);
for (var i = 0; i<parts.length-1; i+=1) {
msg = {topic:node.topic, payload:parts[i], ip:socket.remoteAddress, port:socket.remotePort};
msg._session = {type:"tcp",id:id};
node.send(msg);
}
buffer = parts[parts.length-1];
} else {
msg = {topic:node.topic, payload:data, ip:socket.remoteAddress, port:socket.remotePort};
msg._session = {type:"tcp",id:id};
node.send(msg);
}
}
else {
if ((typeof data) === "string") {
buffer = buffer+data;
} else {
buffer = Buffer.concat([buffer,data],buffer.length+data.length);
}
fromi = socket.remoteAddress;
fromp = socket.remotePort;
}
});
socket.on('end', function() {
if (!node.stream || (node.datatype === "utf8" && node.newline !== "")) {
if (buffer.length > 0) {
var msg = {topic:node.topic, payload:buffer, ip:fromi, port:fromp};
msg._session = {type:"tcp",id:id};
node.send(msg);
}
buffer = null;
}
});
socket.on('timeout', function() {
node.log(RED._("tcpin.errors.timeout",{port:node.port}));
socket.end();
});
socket.on('close', function() {
delete connectionPool[id];
count--;
node.status({
text:RED._("tcpin.status.connections",{count:count}),
event:"disconnect",
ip:socket.remoteAddress,
port:socket.remotePort,
_session: {type:"tcp",id:id}
});
});
socket.on('error',function(err) {
node.log(err);
});
});
server.on('error', function(err) {
if (err) {
node.error(RED._("tcpin.errors.cannot-listen",{port:node.port,error:err.toString()}));
}
});
server.listen(node.port, function(err) {
if (err) {
node.error(RED._("tcpin.errors.cannot-listen",{port:node.port,error:err.toString()}));
} else {
node.log(RED._("tcpin.status.listening-port",{port:node.port}));
node.on('close', function() {
for (var c in connectionPool) {
if (connectionPool.hasOwnProperty(c)) {
connectionPool[c].end();
connectionPool[c].unref();
}
}
node.closing = true;
server.close();
node.log(RED._("tcpin.status.stopped-listening",{port:node.port}));
});
}
});
}
}
RED.nodes.registerType("briq tcp in",TcpIn);
function TcpOut(n) {
RED.nodes.createNode(this,n);
this.host = n.host;
this.port = n.port * 1;
this.base64 = n.base64;
this.doend = n.end || false;
this.beserver = n.beserver;
this.name = n.name;
this.closing = false;
this.connected = false;
var node = this;
if (!node.beserver||node.beserver=="client") {
var reconnectTimeout;
var client = null;
var end = false;
var setupTcpClient = function() {
node.log(RED._("tcpin.status.connecting",{host:node.host,port:node.port}));
node.status({fill:"grey",shape:"dot",text:"common.status.connecting"});
client = net.connect(node.port, node.host, function() {
node.connected = true;
node.log(RED._("tcpin.status.connected",{host:node.host,port:node.port}));
node.status({fill:"green",shape:"dot",text:"common.status.connected"});
});
client.setKeepAlive(true,120000);
client.on('error', function (err) {
node.log(RED._("tcpin.errors.error",{error:err.toString()}));
});
client.on('end', function (err) {
node.status({});
node.connected = false;
});
client.on('close', function() {
node.status({fill:"red",shape:"ring",text:"common.status.disconnected"});
node.connected = false;
client.destroy();
if (!node.closing) {
if (end) {
end = false;
reconnectTimeout = setTimeout(setupTcpClient,20);
}
else {
node.log(RED._("tcpin.errors.connection-lost",{host:node.host,port:node.port}));
reconnectTimeout = setTimeout(setupTcpClient,reconnectTime);
}
} else {
if (node.doneClose) { node.doneClose(); }
}
});
}
setupTcpClient();
node.on("input", function(msg,nodeSend,nodeDone) {
if (node.connected && msg.payload != null) {
if (Buffer.isBuffer(msg.payload)) {
client.write(msg.payload);
} else if (typeof msg.payload === "string" && node.base64) {
client.write(Buffer.from(msg.payload,'base64'));
} else {
client.write(Buffer.from(""+msg.payload));
}
if (node.doend === true) {
end = true;
if (client) { node.status({}); client.destroy(); }
}
}
nodeDone();
});
node.on("close", function(done) {
node.doneClose = done;
this.closing = true;
if (client) { client.destroy(); }
clearTimeout(reconnectTimeout);
if (!node.connected) { done(); }
});
}
else if (node.beserver == "reply") {
node.on("input",function(msg, nodeSend, nodeDone) {
if (msg._session && msg._session.type == "tcp") {
var client = connectionPool[msg._session.id];
if (client) {
if (Buffer.isBuffer(msg.payload)) {
client.write(msg.payload);
} else if (typeof msg.payload === "string" && node.base64) {
client.write(Buffer.from(msg.payload,'base64'));
} else {
client.write(Buffer.from(""+msg.payload));
}
}
}
else {
for (var i in connectionPool) {
if (Buffer.isBuffer(msg.payload)) {
connectionPool[i].write(msg.payload);
} else if (typeof msg.payload === "string" && node.base64) {
connectionPool[i].write(Buffer.from(msg.payload,'base64'));
} else {
connectionPool[i].write(Buffer.from(""+msg.payload));
}
}
}
nodeDone();
});
}
else {
var connectedSockets = [];
node.status({text:RED._("tcpin.status.connections",{count:0})});
var server = net.createServer(function (socket) {
socket.setKeepAlive(true,120000);
if (socketTimeout !== null) { socket.setTimeout(socketTimeout); }
node.log(RED._("tcpin.status.connection-from",{host:socket.remoteAddress, port:socket.remotePort}));
connectedSockets.push(socket);
node.status({text:RED._("tcpin.status.connections",{count:connectedSockets.length})});
socket.on('timeout', function() {
node.log(RED._("tcpin.errors.timeout",{port:node.port}));
socket.end();
});
socket.on('close',function() {
node.log(RED._("tcpin.status.connection-closed",{host:socket.remoteAddress, port:socket.remotePort}));
connectedSockets.splice(connectedSockets.indexOf(socket),1);
node.status({text:RED._("tcpin.status.connections",{count:connectedSockets.length})});
});
socket.on('error',function() {
node.log(RED._("tcpin.errors.socket-error",{host:socket.remoteAddress, port:socket.remotePort}));
connectedSockets.splice(connectedSockets.indexOf(socket),1);
node.status({text:RED._("tcpin.status.connections",{count:connectedSockets.length})});
});
});
node.on("input", function(msg, nodeSend, nodeDone) {
if (msg.payload != null) {
var buffer;
if (Buffer.isBuffer(msg.payload)) {
buffer = msg.payload;
} else if (typeof msg.payload === "string" && node.base64) {
buffer = Buffer.from(msg.payload,'base64');
} else {
buffer = Buffer.from(""+msg.payload);
}
for (var i = 0; i < connectedSockets.length; i += 1) {
if (node.doend === true) { connectedSockets[i].end(buffer); }
else { connectedSockets[i].write(buffer); }
}
}
nodeDone();
});
server.on('error', function(err) {
if (err) {
node.error(RED._("tcpin.errors.cannot-listen",{port:node.port,error:err.toString()}));
}
});
server.listen(node.port, function(err) {
if (err) {
node.error(RED._("tcpin.errors.cannot-listen",{port:node.port,error:err.toString()}));
} else {
node.log(RED._("tcpin.status.listening-port",{port:node.port}));
node.on('close', function() {
for (var c in connectedSockets) {
if (connectedSockets.hasOwnProperty(c)) {
connectedSockets[c].end();
connectedSockets[c].unref();
}
}
server.close();
node.log(RED._("tcpin.status.stopped-listening",{port:node.port}));
});
}
});
}
}
RED.nodes.registerType("briq tcp out",TcpOut);
function TcpGet(n) {
RED.nodes.createNode(this,n);
this.server = n.server;
this.port = Number(n.port);
this.out = n.out;
this.splitc = n.splitc;
if (this.out === "immed") { this.splitc = -1; this.out = "time"; }
if (this.out !== "char") { this.splitc = Number(this.splitc); }
else {
if (this.splitc[0] == '\\') {
this.splitc = parseInt(this.splitc.replace("\\n",0x0A).replace("\\r",0x0D).replace("\\t",0x09).replace("\\e",0x1B).replace("\\f",0x0C).replace("\\0",0x00));
} // jshint ignore:line
if (typeof this.splitc == "string") {
if (this.splitc.substr(0,2) == "0x") {
this.splitc = parseInt(this.splitc);
}
else {
this.splitc = this.splitc.charCodeAt(0);
}
} // jshint ignore:line
}
var node = this;
var clients = {};
this.on("input", function(msg, nodeSend, nodeDone) {
var i = 0;
if ((!Buffer.isBuffer(msg.payload)) && (typeof msg.payload !== "string")) {
msg.payload = msg.payload.toString();
}
var host = node.server || msg.host;
var port = node.port || msg.port;
// Store client information independently
// the clients object will have:
// clients[id].client, clients[id].msg, clients[id].timeout
var connection_id = host + ":" + port;
if (connection_id !== node.last_id) {
node.status({});
node.last_id = connection_id;
}
clients[connection_id] = clients[connection_id] || {
msgQueue: new Denque(),
connected: false,
connecting: false
};
enqueue(clients[connection_id].msgQueue, {msg:msg,nodeSend:nodeSend, nodeDone: nodeDone});
clients[connection_id].lastMsg = msg;
if (!clients[connection_id].connecting && !clients[connection_id].connected) {
var buf;
if (this.out == "count") {
if (this.splitc === 0) { buf = Buffer.alloc(1); }
else { buf = Buffer.alloc(this.splitc); }
}
else { buf = Buffer.alloc(65536); } // set it to 64k... hopefully big enough for most TCP packets.... but only hopefully
clients[connection_id].client = net.Socket();
if (socketTimeout !== null) { clients[connection_id].client.setTimeout(socketTimeout);}
if (host && port) {
clients[connection_id].connecting = true;
clients[connection_id].client.connect(port, host, function() {
//node.log(RED._("tcpin.errors.client-connected"));
node.status({fill:"green",shape:"dot",text:"common.status.connected"});
if (clients[connection_id] && clients[connection_id].client) {
clients[connection_id].connected = true;
clients[connection_id].connecting = false;
let event;
while (event = dequeue(clients[connection_id].msgQueue)) {
clients[connection_id].client.write(event.msg.payload);
event.nodeDone();
}
if (node.out === "time" && node.splitc < 0) {
clients[connection_id].connected = clients[connection_id].connecting = false;
clients[connection_id].client.end();
delete clients[connection_id];
node.status({});
}
}
});
}
else {
node.warn(RED._("tcpin.errors.no-host"));
}
clients[connection_id].client.on('data', function(data) {
if (node.out === "sit") { // if we are staying connected just send the buffer
if (clients[connection_id]) {
const msg = clients[connection_id].lastMsg || {};
msg.payload = data;
nodeSend(RED.util.cloneMessage(msg));
}
}
// else if (node.splitc === 0) {
// clients[connection_id].msg.payload = data;
// node.send(clients[connection_id].msg);
// }
else {
for (var j = 0; j < data.length; j++ ) {
if (node.out === "time") {
if (clients[connection_id]) {
// do the timer thing
if (clients[connection_id].timeout) {
i += 1;
buf[i] = data[j];
}
else {
clients[connection_id].timeout = setTimeout(function () {
if (clients[connection_id]) {
clients[connection_id].timeout = null;
const msg = clients[connection_id].lastMsg || {};
msg.payload = Buffer.alloc(i+1);
buf.copy(msg.payload,0,0,i+1);
nodeSend(msg);
if (clients[connection_id].client) {
node.status({});
clients[connection_id].client.destroy();
delete clients[connection_id];
}
}
}, node.splitc);
i = 0;
buf[0] = data[j];
}
}
}
// count bytes into a buffer...
else if (node.out == "count") {
buf[i] = data[j];
i += 1;
if ( i >= node.splitc) {
if (clients[connection_id]) {
const msg = clients[connection_id].lastMsg || {};
msg.payload = Buffer.alloc(i);
buf.copy(msg.payload,0,0,i);
nodeSend(msg);
if (clients[connection_id].client) {
node.status({});
clients[connection_id].client.destroy();
delete clients[connection_id];
}
i = 0;
}
}
}
// look for a char
else {
buf[i] = data[j];
i += 1;
if (data[j] == node.splitc) {
if (clients[connection_id]) {
const msg = clients[connection_id].lastMsg || {};
msg.payload = Buffer.alloc(i);
buf.copy(msg.payload,0,0,i);
nodeSend(msg);
if (clients[connection_id].client) {
node.status({});
clients[connection_id].client.destroy();
delete clients[connection_id];
}
i = 0;
}
}
}
}
}
});
clients[connection_id].client.on('end', function() {
//console.log("END");
node.status({fill:"grey",shape:"ring",text:"common.status.disconnected"});
if (clients[connection_id] && clients[connection_id].client) {
clients[connection_id].connected = clients[connection_id].connecting = false;
clients[connection_id].client = null;
}
});
clients[connection_id].client.on('close', function() {
//console.log("CLOSE");
if (clients[connection_id]) {
clients[connection_id].connected = clients[connection_id].connecting = false;
}
var anyConnected = false;
for (var client in clients) {
if (clients[client].connected) {
anyConnected = true;
break;
}
}
if (node.doneClose && !anyConnected) {
clients = {};
node.doneClose();
}
});
clients[connection_id].client.on('error', function() {
//console.log("ERROR");
node.status({fill:"red",shape:"ring",text:"common.status.error"});
node.error(RED._("tcpin.errors.connect-fail") + " " + connection_id, msg);
if (clients[connection_id] && clients[connection_id].client) {
clients[connection_id].client.destroy();
delete clients[connection_id];
}
});
clients[connection_id].client.on('timeout',function() {
//console.log("TIMEOUT");
if (clients[connection_id]) {
clients[connection_id].connected = clients[connection_id].connecting = false;
node.status({fill:"grey",shape:"dot",text:"tcpin.errors.connect-timeout"});
//node.warn(RED._("tcpin.errors.connect-timeout"));
if (clients[connection_id].client) {
clients[connection_id].connecting = true;
clients[connection_id].client.connect(port, host, function() {
clients[connection_id].connected = true;
clients[connection_id].connecting = false;
node.status({fill:"green",shape:"dot",text:"common.status.connected"});
});
}
}
});
}
else if (!clients[connection_id].connecting && clients[connection_id].connected) {
if (clients[connection_id] && clients[connection_id].client) {
let event = dequeue(clients[connection_id].msgQueue)
clients[connection_id].client.write(event.msg.payload);
event.nodeDone();
}
}
});
this.on("close", function(done) {
node.doneClose = done;
for (var cl in clients) {
if (clients[cl].hasOwnProperty("client")) {
clients[cl].client.destroy();
}
}
node.status({});
// this is probably not necessary and may be removed
var anyConnected = false;
for (var c in clients) {
if (clients[c].connected) {
anyConnected = true;
break;
}
}
if (!anyConnected) { clients = {}; }
done();
});
}
RED.nodes.registerType("briq tcp request",TcpGet);
function TcpClose(n) {
RED.nodes.createNode(this,n);
this.name = n.name;
var node = this;
node.on("input",function(msg, nodeSend, nodeDone) {
if (msg._session && msg._session.type == "tcp") {
var client = connectionPool[msg._session.id];
if (client) {
client.destroy();
}
}
nodeDone();
});
}
RED.nodes.registerType("briq tcp close", TcpClose);
}