Created
August 13, 2019 12:27
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| const chalk = require("chalk"); | |
| const { | |
| OPCUAServer , | |
| OPCUACertificateManager | |
| } = require("node-opcua"); | |
| const certificateManager = new OPCUACertificateManager({ | |
| automaticallyAcceptUnknownCertificate: true, | |
| rootFolder: "./certificates/PKI", | |
| }); | |
| const server = new OPCUAServer({ | |
| port: 26545, | |
| serverCertificateManager: certificateManager, | |
| /** */ | |
| certificateFile: "./certificates/server_certificate.pem", | |
| privateKeyFile: certificateManager.privateKeyFile, | |
| buildInfo: { | |
| productUri: "urn:{hostname}:CapgeminiDemoApp" | |
| } | |
| }); | |
| (async ()=> { | |
| console.log(chalk.red("Hello s") + chalk.green("World")); | |
| await server.initialize(); | |
| /** | |
| * | |
| * @param {AddressSpace} addressSpace | |
| */ | |
| function populateAddressSppace(addressSpace) | |
| { | |
| const namespace = addressSpace.getOwnNamespace(); | |
| const folder = namespace.addFolder(addressSpace.rootFolder.objects, | |
| { | |
| browseName: "MyFolder" | |
| }); | |
| const boiler = namespace.addObject({ | |
| browseName: "Boiler", | |
| organizedBy: folder | |
| }); | |
| const temperature = namespace.addVariable({ | |
| browseName: "Temperature", | |
| accessLevel: "CurrentRead", | |
| componentOf: boiler | |
| }); | |
| let setPointTemperatureValue = 10.0; | |
| // install a Read/Write variable representing a temperature set point of a temperature controller. | |
| const setpointTemperature = namespace.addVariable({ | |
| browseName: "SetPointTemperature", | |
| componentOf: boiler, | |
| dataType: "Double", | |
| accessLevel: "CurrentRead | CurrentWrite", | |
| value: { | |
| get: function () { | |
| console.log("Client is requesting SetPointTemperature") | |
| return new Variant({ | |
| dataType: DataType.Double, | |
| value: setPointTemperatureValue }); | |
| }, | |
| set: function (variant) { | |
| console.log("Client is setting SetPointTemperature") | |
| setPointTemperatureValue = parseFloat(variant.value); | |
| return StatusCodes.Good; | |
| } | |
| } | |
| }); | |
| } | |
| populateAddressSpace(server.engine.addressSpace); | |
| await server.start(); | |
| console.log("Certificate rejected folder ", server.serverCertificateManager.rejectedFolder); | |
| console.log("Certificate trusted folder ", server.serverCertificateManager.trustedFolder); | |
| console.log("Server private key ", server.serverCertificateManager.privateKey); | |
| console.log("Server started"); | |
| const endpointUrl = server.endpoints[0].endpointDescriptions()[0].endpointUrl; | |
| console.log(" server is ready on ", endpointUrl); | |
| console.log("CTRL+C to stop"); | |
| })(); | |
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