diff --git a/package-lock.json b/package-lock.json
index 294210d..6772826 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,8 +1,675 @@
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+ "resolved": "https://registry.npmjs.org/options/-/options-0.0.6.tgz",
+ "integrity": "sha1-7CLTEoBrtT5zF3Pnza788cZDEo8=",
+ "engines": {
+ "node": ">=0.4.0"
+ }
+ },
+ "node_modules/performance-now": {
+ "version": "2.1.0",
+ "resolved": "https://registry.npmjs.org/performance-now/-/performance-now-2.1.0.tgz",
+ "integrity": "sha1-Ywn04OX6kT7BxpMHrjZLSzd8nns="
+ },
+ "node_modules/psl": {
+ "version": "1.8.0",
+ "resolved": "https://registry.npmjs.org/psl/-/psl-1.8.0.tgz",
+ "integrity": "sha512-RIdOzyoavK+hA18OGGWDqUTsCLhtA7IcZ/6NCs4fFJaHBDab+pDDmDIByWFRQJq2Cd7r1OoQxBGKOaztq+hjIQ=="
+ },
+ "node_modules/punycode": {
+ "version": "2.1.1",
+ "resolved": "https://registry.npmjs.org/punycode/-/punycode-2.1.1.tgz",
+ "integrity": "sha512-XRsRjdf+j5ml+y/6GKHPZbrF/8p2Yga0JPtdqTIY2Xe5ohJPD9saDJJLPvp9+NSBprVvevdXZybnj2cv8OEd0A==",
+ "engines": {
+ "node": ">=6"
+ }
+ },
+ "node_modules/qbox": {
+ "version": "0.1.7",
+ "resolved": "https://registry.npmjs.org/qbox/-/qbox-0.1.7.tgz",
+ "integrity": "sha1-6A8NxdCfhp2IghaMP2asjdKEDwI=",
+ "engines": {
+ "node": "*"
+ }
+ },
+ "node_modules/qs": {
+ "version": "6.5.2",
+ "resolved": "https://registry.npmjs.org/qs/-/qs-6.5.2.tgz",
+ "integrity": "sha512-N5ZAX4/LxJmF+7wN74pUD6qAh9/wnvdQcjq9TZjevvXzSUo7bfmw91saqMjzGS2xq91/odN2dW/WOl7qQHNDGA==",
+ "engines": {
+ "node": ">=0.6"
+ }
+ },
+ "node_modules/reconnect-core": {
+ "version": "0.0.1",
+ "resolved": "https://github.com/dodo/reconnect-core/tarball/merged",
+ "integrity": "sha512-wZK/v5ZaNaSUs2Wnwh2YSX/Jqv6bQHKNEwojdzV11tByKziR9ikOssf5tvUhx+8/oCBz6AakOFAjZuqPoiRHJQ==",
+ "license": "MIT",
+ "dependencies": {
+ "backoff": "~2.3.0"
+ }
+ },
+ "node_modules/request": {
+ "version": "2.88.2",
+ "resolved": "https://registry.npmjs.org/request/-/request-2.88.2.tgz",
+ "integrity": "sha512-MsvtOrfG9ZcrOwAW+Qi+F6HbD0CWXEh9ou77uOb7FM2WPhwT7smM833PzanhJLsgXjN89Ir6V2PczXNnMpwKhw==",
+ "deprecated": "request has been deprecated, see https://github.com/request/request/issues/3142",
+ "dependencies": {
+ "aws-sign2": "~0.7.0",
+ "aws4": "^1.8.0",
+ "caseless": "~0.12.0",
+ "combined-stream": "~1.0.6",
+ "extend": "~3.0.2",
+ "forever-agent": "~0.6.1",
+ "form-data": "~2.3.2",
+ "har-validator": "~5.1.3",
+ "http-signature": "~1.2.0",
+ "is-typedarray": "~1.0.0",
+ "isstream": "~0.1.2",
+ "json-stringify-safe": "~5.0.1",
+ "mime-types": "~2.1.19",
+ "oauth-sign": "~0.9.0",
+ "performance-now": "^2.1.0",
+ "qs": "~6.5.2",
+ "safe-buffer": "^5.1.2",
+ "tough-cookie": "~2.5.0",
+ "tunnel-agent": "^0.6.0",
+ "uuid": "^3.3.2"
+ },
+ "engines": {
+ "node": ">= 6"
+ }
+ },
+ "node_modules/safe-buffer": {
+ "version": "5.2.0",
+ "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.0.tgz",
+ "integrity": "sha512-fZEwUGbVl7kouZs1jCdMLdt95hdIv0ZeHg6L7qPeciMZhZ+/gdesW4wgTARkrFWEpspjEATAzUGPG8N2jJiwbg=="
+ },
+ "node_modules/safer-buffer": {
+ "version": "2.1.2",
+ "resolved": "https://registry.npmjs.org/safer-buffer/-/safer-buffer-2.1.2.tgz",
+ "integrity": "sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg=="
+ },
+ "node_modules/simple-xmpp": {
+ "version": "1.3.1",
+ "resolved": "https://registry.npmjs.org/simple-xmpp/-/simple-xmpp-1.3.1.tgz",
+ "integrity": "sha512-o0wGVlI8Q4o0qTz6Kylbo1QPOMVn+DA/vyHHZecqcQ+LK4ZWGe3wtRON9QjHAkSyxB36PoagmiUz4pHADau8Mw==",
+ "dependencies": {
+ "node-xmpp-client": "^3.0.0",
+ "qbox": "0.1.x"
+ }
+ },
+ "node_modules/sshpk": {
+ "version": "1.16.1",
+ "resolved": "https://registry.npmjs.org/sshpk/-/sshpk-1.16.1.tgz",
+ "integrity": "sha512-HXXqVUq7+pcKeLqqZj6mHFUMvXtOJt1uoUx09pFW6011inTMxqI8BA8PM95myrIyyKwdnzjdFjLiE6KBPVtJIg==",
+ "dependencies": {
+ "asn1": "~0.2.3",
+ "assert-plus": "^1.0.0",
+ "bcrypt-pbkdf": "^1.0.0",
+ "dashdash": "^1.12.0",
+ "ecc-jsbn": "~0.1.1",
+ "getpass": "^0.1.1",
+ "jsbn": "~0.1.0",
+ "safer-buffer": "^2.0.2",
+ "tweetnacl": "~0.14.0"
+ },
+ "bin": {
+ "sshpk-conv": "bin/sshpk-conv",
+ "sshpk-sign": "bin/sshpk-sign",
+ "sshpk-verify": "bin/sshpk-verify"
+ },
+ "engines": {
+ "node": ">=0.10.0"
+ }
+ },
+ "node_modules/tough-cookie": {
+ "version": "2.5.0",
+ "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-2.5.0.tgz",
+ "integrity": "sha512-nlLsUzgm1kfLXSXfRZMc1KLAugd4hqJHDTvc2hDIwS3mZAfMEuMbc03SujMF+GEcpaX/qboeycw6iO8JwVv2+g==",
+ "dependencies": {
+ "psl": "^1.1.28",
+ "punycode": "^2.1.1"
+ },
+ "engines": {
+ "node": ">=0.8"
+ }
+ },
+ "node_modules/tunnel-agent": {
+ "version": "0.6.0",
+ "resolved": "https://registry.npmjs.org/tunnel-agent/-/tunnel-agent-0.6.0.tgz",
+ "integrity": "sha1-J6XeoGs2sEoKmWZ3SykIaPD8QP0=",
+ "dependencies": {
+ "safe-buffer": "^5.0.1"
+ },
+ "engines": {
+ "node": "*"
+ }
+ },
+ "node_modules/tweetnacl": {
+ "version": "0.14.5",
+ "resolved": "https://registry.npmjs.org/tweetnacl/-/tweetnacl-0.14.5.tgz",
+ "integrity": "sha1-WuaBd/GS1EViadEIr6k/+HQ/T2Q="
+ },
+ "node_modules/typecast": {
+ "version": "0.0.1",
+ "resolved": "https://registry.npmjs.org/typecast/-/typecast-0.0.1.tgz",
+ "integrity": "sha1-//t13La98d744pO2tuiT1sHtGd4="
+ },
+ "node_modules/ultron": {
+ "version": "1.0.2",
+ "resolved": "https://registry.npmjs.org/ultron/-/ultron-1.0.2.tgz",
+ "integrity": "sha1-rOEWq1V80Zc4ak6I9GhTeMiy5Po="
+ },
+ "node_modules/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==",
+ "dependencies": {
+ "punycode": "^2.1.0"
+ }
+ },
+ "node_modules/uuid": {
+ "version": "3.4.0",
+ "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.4.0.tgz",
+ "integrity": "sha512-HjSDRw6gZE5JMggctHBcjVak08+KEVhSIiDzFnT9S9aegmp85S/bReBVTb4QTFaRNptJ9kuYaNhnbNEOkbKb/A==",
+ "deprecated": "Please upgrade to version 7 or higher. Older versions may use Math.random() in certain circumstances, which is known to be problematic. See https://v8.dev/blog/math-random for details.",
+ "bin": {
+ "uuid": "bin/uuid"
+ }
+ },
+ "node_modules/validate": {
+ "version": "5.1.0",
+ "resolved": "https://registry.npmjs.org/validate/-/validate-5.1.0.tgz",
+ "integrity": "sha512-Y+vJv+xR3XsaQM8W1rQvwc6is/sgCUBv3lvNKc2DZ1HcVcEWAaHVSFB5uoxkQnw2riUq77Rg5nv1u8YuuSu/Zw==",
+ "dependencies": {
+ "component-type": "1.2.1",
+ "eivindfjeldstad-dot": "0.0.1",
+ "typecast": "0.0.1"
+ },
+ "engines": {
+ "node": ">=7.6"
+ }
+ },
+ "node_modules/verror": {
+ "version": "1.10.0",
+ "resolved": "https://registry.npmjs.org/verror/-/verror-1.10.0.tgz",
+ "integrity": "sha1-OhBcoXBTr1XW4nDB+CiGguGNpAA=",
+ "engines": [
+ "node >=0.6.0"
+ ],
+ "dependencies": {
+ "assert-plus": "^1.0.0",
+ "core-util-is": "1.0.2",
+ "extsprintf": "^1.2.0"
+ }
+ },
+ "node_modules/ws": {
+ "version": "1.1.5",
+ "resolved": "https://registry.npmjs.org/ws/-/ws-1.1.5.tgz",
+ "integrity": "sha512-o3KqipXNUdS7wpQzBHSe180lBGO60SoK0yVo3CYJgb2MkobuWuBX6dhkYP5ORCLd55y+SaflMOV5fqAB53ux4w==",
+ "dependencies": {
+ "options": ">=0.0.5",
+ "ultron": "1.0.x"
+ }
+ }
+ },
"dependencies": {
"@xmpp/jid": {
"version": "0.0.2",
@@ -98,6 +765,11 @@
"delayed-stream": "~1.0.0"
}
},
+ "component-type": {
+ "version": "1.2.1",
+ "resolved": "https://registry.npmjs.org/component-type/-/component-type-1.2.1.tgz",
+ "integrity": "sha1-ikeQFwAjjk/DIml3EjAibyS0Fak="
+ },
"core-util-is": {
"version": "1.0.2",
"resolved": "https://registry.npmjs.org/core-util-is/-/core-util-is-1.0.2.tgz",
@@ -138,6 +810,11 @@
"safer-buffer": "^2.1.0"
}
},
+ "eivindfjeldstad-dot": {
+ "version": "0.0.1",
+ "resolved": "https://registry.npmjs.org/eivindfjeldstad-dot/-/eivindfjeldstad-dot-0.0.1.tgz",
+ "integrity": "sha1-IvyXa/rzBuCDmjHbjoITSA+vuJM="
+ },
"extend": {
"version": "3.0.2",
"resolved": "https://registry.npmjs.org/extend/-/extend-3.0.2.tgz",
@@ -219,6 +896,19 @@
"resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.4.tgz",
"integrity": "sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ=="
},
+ "ip-regex": {
+ "version": "4.3.0",
+ "resolved": "https://registry.npmjs.org/ip-regex/-/ip-regex-4.3.0.tgz",
+ "integrity": "sha512-B9ZWJxHHOHUhUjCPrMpLD4xEq35bUTClHM1S6CBU5ixQnkZmwipwgc96vAd7AAGM9TGHvJR+Uss+/Ak6UphK+Q=="
+ },
+ "is-ip": {
+ "version": "3.1.0",
+ "resolved": "https://registry.npmjs.org/is-ip/-/is-ip-3.1.0.tgz",
+ "integrity": "sha512-35vd5necO7IitFPjd/YBeqwWnyDWbuLH9ZXQdMfDA8TEo7pv5X8yfrvVO3xbJbLUlERCMvf6X0hTUamQxCYJ9Q==",
+ "requires": {
+ "ip-regex": "^4.0.0"
+ }
+ },
"is-typedarray": {
"version": "1.0.0",
"resolved": "https://registry.npmjs.org/is-typedarray/-/is-typedarray-1.0.0.tgz",
@@ -340,6 +1030,11 @@
"resolved": "https://registry.npmjs.org/node-xmpp-tls-connect/-/node-xmpp-tls-connect-1.0.1.tgz",
"integrity": "sha1-kazkOsJrE4hhsr5HjfnfGdYdxcM="
},
+ "nodes7": {
+ "version": "0.3.14",
+ "resolved": "https://registry.npmjs.org/nodes7/-/nodes7-0.3.14.tgz",
+ "integrity": "sha512-94SSssnZ4Vm1AcyFYnWTI9Se78NXIPVJ3avtn6K+nUqLDuQtH4Qrbo1fAV3LgzAgds5CnT8ff7eHZYRlYBcIxQ=="
+ },
"oauth-sign": {
"version": "0.9.0",
"resolved": "https://registry.npmjs.org/oauth-sign/-/oauth-sign-0.9.0.tgz",
@@ -466,6 +1161,11 @@
"resolved": "https://registry.npmjs.org/tweetnacl/-/tweetnacl-0.14.5.tgz",
"integrity": "sha1-WuaBd/GS1EViadEIr6k/+HQ/T2Q="
},
+ "typecast": {
+ "version": "0.0.1",
+ "resolved": "https://registry.npmjs.org/typecast/-/typecast-0.0.1.tgz",
+ "integrity": "sha1-//t13La98d744pO2tuiT1sHtGd4="
+ },
"ultron": {
"version": "1.0.2",
"resolved": "https://registry.npmjs.org/ultron/-/ultron-1.0.2.tgz",
@@ -484,6 +1184,16 @@
"resolved": "https://registry.npmjs.org/uuid/-/uuid-3.4.0.tgz",
"integrity": "sha512-HjSDRw6gZE5JMggctHBcjVak08+KEVhSIiDzFnT9S9aegmp85S/bReBVTb4QTFaRNptJ9kuYaNhnbNEOkbKb/A=="
},
+ "validate": {
+ "version": "5.1.0",
+ "resolved": "https://registry.npmjs.org/validate/-/validate-5.1.0.tgz",
+ "integrity": "sha512-Y+vJv+xR3XsaQM8W1rQvwc6is/sgCUBv3lvNKc2DZ1HcVcEWAaHVSFB5uoxkQnw2riUq77Rg5nv1u8YuuSu/Zw==",
+ "requires": {
+ "component-type": "1.2.1",
+ "eivindfjeldstad-dot": "0.0.1",
+ "typecast": "0.0.1"
+ }
+ },
"verror": {
"version": "1.10.0",
"resolved": "https://registry.npmjs.org/verror/-/verror-1.10.0.tgz",
diff --git a/package.json b/package.json
index cbca5f3..33ad0e8 100644
--- a/package.json
+++ b/package.json
@@ -1,10 +1,13 @@
{
"name": "red-briq-nodes",
- "version": "0.2.4",
- "description": "A Node-RED node to talk to an XMPP server",
+ "version": "0.2.5",
+ "description": "Various forked and original nodes",
"dependencies": {
"denque": "^1.4.1",
- "simple-xmpp": "^1.3.1"
+ "simple-xmpp": "^1.3.1",
+ "is-ip": "^3.1.0",
+ "nodes7": "^0.3.14",
+ "validate": "^5.1.0"
},
"repository": {
"type": "git",
@@ -20,12 +23,9 @@
"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"
+ "briq-tcp": "red/tcp/tcp.js",
+ "s7-briq": "red/s7/s7-briq.js"
}
},
- "author": {
- "name": "Dave Conway-Jones",
- "email": "ceejay@vnet.ibm.com",
- "url": "http://nodered.org"
- }
+ "author": "info@briq.it"
}
diff --git a/red/s7/s7-briq.html b/red/s7/s7-briq.html
new file mode 100644
index 0000000..9256297
--- /dev/null
+++ b/red/s7/s7-briq.html
@@ -0,0 +1,52 @@
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/red/s7/s7-briq.js b/red/s7/s7-briq.js
new file mode 100644
index 0000000..cdaba2a
--- /dev/null
+++ b/red/s7/s7-briq.js
@@ -0,0 +1,230 @@
+const Schema = require('validate');
+const isIp = require('is-ip');
+const NodeS7 = require('nodes7');
+const slowConnect = 5000;
+function hop(obj, key) {
+ return Object.prototype.hasOwnProperty.call(obj, key);
+}
+function pos_integer(n) {
+ return parseInt(n) == n && n >= 0;
+}
+function is_ip(s) {
+ return isIp.version(s) !== undefined;
+}
+const plc_schema = new Schema({
+ ip: {
+ type: String,
+ required: true,
+ use: { is_ip }
+ },
+ port: {
+ type: Number,
+ required: true,
+ use: { pos_integer }
+ },
+ rack: {
+ type: Number,
+ required: true,
+ use: { pos_integer }
+ },
+ slot: {
+ type: Number,
+ required: true,
+ use: { pos_integer }
+ }
+});
+const write_msg = new Schema({
+ plc: plc_schema,
+ payload: {
+ variable: {
+ type: String,
+ required: true
+ },
+ value: {
+ required: true
+ }
+ }
+});
+const read_msg = new Schema({
+ plc: plc_schema,
+ payload: {
+ variable: {
+ type: String,
+ required: true
+ },
+ }
+});
+let s7nodes = {};
+let s7promises = {};
+let s7_read_write_queue = {}; // lista di {msg, resolve, reject}
+let s7write_lock = {}; // si può scrivere
+function s7node_from_plc(plc) {
+ if (hop(s7nodes, plc.ip)) {
+ // c'è già un oggetto connessione
+ let s7obj = s7nodes[plc.ip];
+ if (s7obj.isoConnectionState == 4) {
+ // è connesso
+ return new Promise((resolve, reject) => {
+ resolve(s7obj)
+ });
+ } else {
+ // non è connesso: rifare
+ delete s7nodes[plc.ip];
+ return s7node_from_plc(plc);
+ }
+ } else if (hop(s7promises, plc.ip)) {
+ // sta già provando a connettersi ma bisogna aspettare la promise
+ let prom = s7promises[plc.ip];
+ return prom.then(() => {
+ return s7nodes[plc.ip];
+ }, () => {
+ return s7node_from_plc(plc)
+ });
+ } else {
+ let conn_opt = {
+ host: plc.ip,
+ port: plc.port,
+ rack: plc.rack,
+ slot: plc.slot
+ };
+ let nuovo = new NodeS7();
+ let prom = new Promise(
+ (resolve, reject) => {
+ setTimeout(() => {
+ nuovo.initiateConnection(
+ conn_opt,
+ (arg1) => {
+ delete s7promises[plc.ip];
+ if (arg1 !== undefined) {
+ reject(arg1)
+ } else {
+ s7nodes[plc.ip] = nuovo;
+ resolve(nuovo)
+ }
+ })
+ }, slowConnect);
+ });
+ s7promises[plc.ip] = prom;
+ return prom;
+ }
+};
+function s7_write(plc, obj, variable, value) {
+ if (!hop(s7_read_write_queue, plc.ip)) {
+ s7_read_write_queue[plc.ip] = [];
+ }
+ let queue_prom = {};
+ let out = new Promise((resolve, reject) => {
+ queue_prom.resolve = resolve;
+ queue_prom.reject = reject;
+ });
+ s7_read_write_queue[plc.ip].push({ action: "write", variable, value, reject: queue_prom.reject, resolve: queue_prom.resolve });
+ s7_read_write_loop(plc.ip, obj);
+ return out;
+}
+function s7_read(plc, obj, variable) {
+ if (!hop(s7_read_write_queue, plc.ip)) {
+ s7_read_write_queue[plc.ip] = [];
+ }
+ let queue_prom = {};
+ let out = new Promise((resolve, reject) => {
+ queue_prom.resolve = resolve;
+ queue_prom.reject = reject;
+ });
+ s7_read_write_queue[plc.ip].push({ action: "read", variable, reject: queue_prom.reject, resolve: queue_prom.resolve });
+ s7_read_write_loop(plc.ip, obj);
+ return out;
+}
+function s7_read_write_loop(ip, obj) {
+ let q = s7_read_write_queue[ip];
+ if (!hop(s7write_lock, ip)) {
+ s7write_lock[ip] = false;
+ }
+ if (!s7write_lock[ip] && q.length > 0) {
+ s7write_lock[ip] = true;
+ let item = q.shift();
+ if (item.action == "write") {
+ obj.writeItems(item.variable, [item.value], (e) => {
+ if (e) {
+ // questa scrittura è fallita
+ item.reject(e);
+ } else {
+ // questa scrittura è riuscita
+ item.resolve();
+ }
+ s7write_lock[ip] = false;
+ s7_read_write_loop(ip, obj);
+ })
+ } else if (item.action == "read") {
+ obj.removeItems(undefined); // questo elimina tutte
+ obj.addItems(item.variable);
+ obj.readAllItems((anyBadQualities, dataObject) => {
+ if (anyBadQualities) {
+ console.error("bad qual", anyBadQualities)
+ item.reject(anyBadQualities);
+ } else {
+ console.log("letti", dataObject);
+ item.resolve(dataObject[item.variable]);
+ }
+ s7write_lock[ip] = false;
+ s7_read_write_loop(ip, obj);
+ })
+ }
+ } else {
+ // è già lockato o vuoto
+ }
+}
+module.exports = function (RED) {
+ function S7BriqWrite(config) {
+ RED.nodes.createNode(this, config);
+ var node = this;
+ node.on('input', function (msg) {
+ try {
+ write_msg.assert(msg);
+ } catch (e) {
+ let errors = write_msg.validate(msg);
+ node.error("Msg non valido: " + errors.map(x => x.path + ": " + x.error).join("\n"));
+ return;
+ }
+ s7node_from_plc(msg.plc).then(s7conn => {
+ return s7_write(msg.plc, s7conn, msg.payload.variable, [msg.payload.value]);
+ }).then(() => {
+ msg.result = "ok";
+ node.send(msg);
+ return true;
+ }).catch(err => {
+ msg.result = "err";
+ node.send(msg);
+ node.error("Impossibile scrivere il valore: " + err);
+ });
+ });
+ }
+ RED.nodes.registerType("s7briqwrite", S7BriqWrite);
+
+ function S7BriqRead(config) {
+ RED.nodes.createNode(this, config);
+ var node = this;
+ node.on('input', function (msg) {
+ console.log("input", msg);
+ try {
+ read_msg.assert(msg);
+ } catch (e) {
+ let errors = write_msg.validate(msg);
+ node.error("Msg non valido: " + errors.map(x => x.path + ": " + x.error).join("\n"));
+ return;
+ }
+ s7node_from_plc(msg.plc).then(s7conn => {
+ return s7_read(msg.plc, s7conn, msg.payload.variable);
+ }).then((out) => {
+ msg.result = "ok";
+ msg.payload.value = out;
+ node.send(msg);
+ return true;
+ }).catch(err => {
+ msg.result = "err";
+ node.send(msg);
+ node.error("Impossibile scrivere il valore: " + err);
+ });
+ });
+ }
+ RED.nodes.registerType("s7briqread", S7BriqRead);
+}
\ No newline at end of file
diff --git a/testing/poetry.lock b/testing/poetry.lock
new file mode 100644
index 0000000..003b0f3
--- /dev/null
+++ b/testing/poetry.lock
@@ -0,0 +1,24 @@
+[[package]]
+name = "python-snap7"
+version = "1.1"
+description = "Python wrapper for the snap7 library"
+category = "main"
+optional = false
+python-versions = ">=3.6"
+
+[package.extras]
+doc = ["sphinx", "sphinx-rtd-theme"]
+test = ["pytest", "pytest-asyncio", "mypy", "pycodestyle", "types-setuptools"]
+
+[metadata]
+lock-version = "1.1"
+python-versions = "^3.9"
+content-hash = "3d111be4ca682f78c931e41917cd86b1659ff3c844220b973392dd844d411fd3"
+
+[metadata.files]
+python-snap7 = [
+ {file = "python-snap7-1.1.tar.gz", hash = "sha256:0fbb25d3c6cc1328ac5916aaf0d02f96c7939804bb387079d3b84ab44494a1f9"},
+ {file = "python_snap7-1.1-py3-none-macosx_10_9_x86_64.whl", hash = "sha256:807b78d32b395ef30ff9a654c4d40468633c054f81defbcf1463eb5e3d894098"},
+ {file = "python_snap7-1.1-py3-none-manylinux1_x86_64.whl", hash = "sha256:29c2ff855ff0da35f9b3c3ec454add8c8a73f68102bcc9aa395cdba2ede18df0"},
+ {file = "python_snap7-1.1-py3-none-win_amd64.whl", hash = "sha256:b4e74a8a8a241ae12b4fb087a8291707bee03f5ae7cd328b9b768a524ff2519f"},
+]
diff --git a/testing/pyproject.toml b/testing/pyproject.toml
new file mode 100644
index 0000000..bef6ab8
--- /dev/null
+++ b/testing/pyproject.toml
@@ -0,0 +1,15 @@
+[tool.poetry]
+name = "red-s7-briq-testing"
+version = "0.1.0"
+description = ""
+authors = ["Pietro Brenna "]
+
+[tool.poetry.dependencies]
+python = "^3.9"
+python-snap7 = "^1.1"
+
+[tool.poetry.dev-dependencies]
+
+[build-system]
+requires = ["poetry-core>=1.0.0"]
+build-backend = "poetry.core.masonry.api"
diff --git a/testing/test.py b/testing/test.py
new file mode 100644
index 0000000..65a480c
--- /dev/null
+++ b/testing/test.py
@@ -0,0 +1,18 @@
+import snap7
+import time
+from snap7.types import Areas
+from ctypes import c_char, byref, sizeof
+
+class MyServer(snap7.server.Server):
+ pass
+
+s = MyServer()
+area_m = (c_char * 160)()
+s.register_area(snap7.types.srvAreaMK, 0, area_m)
+s.start(tcpport=1102)
+while True:
+ ev = s.pick_event()
+ if ev is None:
+ time.sleep(1)
+ else:
+ print(s.event_text(ev))
\ No newline at end of file