OPC/en - Versionsgeschichte

Cg: /* Testsuite Samples */

2023-12-09T15:48:34Z

Testsuite Samples

← Nächstältere Version		Version vom 9. Dezember 2023, 15:48 Uhr
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	===Testsuite Samples===		===Testsuite Samples===

	You will find a server to test against in "<i>MenuActions</i>" ~~→~~ "<i>Start Sample Server in Background</i>".		You will find a server to test against in the library under "<i>MenuActions</i>" / "<i>Start Sample Server in Background</i>".
	<br>It runs the attached "<code>opcuaDemoServerScript.js</code>" script which you can change freely for your own testing purposes.		<br>It runs the attached "<code>opcuaDemoServerScript.js</code>" script which you can change freely for your own testing purposes.
	<br>If you wish, you may also try the "Server" blocks (see the attached readme in that folder) which enable you to create a very basic server as well.		<br>If you wish, you may also try the "Server" blocks (see the attached readme in that folder) which enable you to create a very basic server as well.

Cg: /* Testsuite Samples */

2023-12-09T15:47:44Z

Testsuite Samples

← Nächstältere Version		Version vom 9. Dezember 2023, 15:47 Uhr
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	===Testsuite Samples===		===Testsuite Samples===

	~~<br>~~You will find a server to test against in "<i>MenuActions</i>" → "<i>Start Sample Server in Background</i>".		You will find a server to test against in "<i>MenuActions</i>" → "<i>Start Sample Server in Background</i>".
	<br>It runs the attached "<code>opcuaDemoServerScript.js</code>" script which you can change freely for your own testing purposes.		<br>It runs the attached "<code>opcuaDemoServerScript.js</code>" script which you can change freely for your own testing purposes.
	<br>If you wish, you may also try the "Server" blocks (see the attached readme in that folder) which enable you to create a very basic server as well.		<br>If you wish, you may also try the "Server" blocks (see the attached readme in that folder) which enable you to create a very basic server as well.

Cg: /* The node-opcua Sample Client */

2023-12-09T15:47:25Z

The node-opcua Sample Client

← Nächstältere Version		Version vom 9. Dezember 2023, 15:47 Uhr
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	For a quick smoke test, run the node sample client against the above sample server:		For a quick smoke test, run the node sample client against the above sample server:

	node ~/node_modules/node-opcua-samples/bin/simple_client.js		node ~/node_modules/node-opcua-samples/bin/simple_client.js

	<!-- You can now run the "<code>Demo Testplan</code>" contained in the "<code>MQTT_Interface_Library.ets</code>" delivered with expecco.		<!-- You can now run the "<code>Demo Testplan</code>" contained in the "<code>MQTT_Interface_Library.ets</code>" delivered with expecco.
	If your MQTT docker container is running on a different host than expecco, change the <code>MQTT_HOST</code> environment variable from "<code>localhost</code>" to the hostname or IP-Address of the docker host. -->		If your MQTT docker container is running on a different host than expecco, change the <code>MQTT_HOST</code> environment variable from "<code>localhost</code>" to the hostname or IP-Address of the docker host. -->

Cg: /* Python Version */

2023-12-09T15:46:59Z

Python Version

← Nächstältere Version		Version vom 9. Dezember 2023, 15:46 Uhr
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	==Python Version==		==Python Version==
			-- to be documented --

	==Troubleshooting==		==Troubleshooting==

Cg: /* Node Installation */

2023-12-09T15:45:57Z

Node Installation

← Nächstältere Version		Version vom 9. Dezember 2023, 15:45 Uhr
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	Check if node is already present (by entering on the command line):		Check if node is already present (by entering on the command line):
	<code>node --version</code>		<code>node --version</code>
	or open the expecco settings-dialog and navigate to "''Execution''" → "''External Script Interpreters''".		or open the expecco settings-dialog and navigate to "''Execution''" → "''External Script Interpreters''" → "''Node''". Click on the "?"-button to verify the installed version.
	<br>If NodeJS is not installed, download and install it from "https://nodejs.org/en/download".		<br>If NodeJS is not installed, download and install it from "https://nodejs.org/en/download".

	Also make sure that the node package manager (npm) is installed with		Also make sure that the node package manager ("npm") is installed with
	<code>npm -v</code>		<code>npm -v</code>

Cg: /* Node Installation */

2023-12-09T15:44:35Z

Node Installation

← Nächstältere Version		Version vom 9. Dezember 2023, 15:44 Uhr
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	Check if node is already present (by entering on the command line):		Check if node is already present (by entering on the command line):
	<code>node --version</code>		<code>node --version</code>
	or open the expecco settings-dialog and navigate to "''External Script Interpreters''".		or open the expecco settings-dialog and navigate to "''Execution''" → "''External Script Interpreters''".
	<br>If NodeJS is not installed, download and install it from "https://nodejs.org/en/download".		<br>If NodeJS is not installed, download and install it from "https://nodejs.org/en/download".

Cg: /* NodeJS Version */

2021-11-05T08:03:58Z

NodeJS Version

← Nächstältere Version		Version vom 5. November 2021, 08:03 Uhr
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	<code>node --version</code>		<code>node --version</code>
	or open the expecco settings-dialog and navigate to "''External Script Interpreters''".		or open the expecco settings-dialog and navigate to "''External Script Interpreters''".
	If NodeJS is not installed, download and install it from "https://nodejs.org/en/download".		<br>If NodeJS is not installed, download and install it from "https://nodejs.org/en/download".

	Also make sure that the node package manager (npm) is installed with		Also make sure that the node package manager (npm) is installed with

Cg: /* NodeJS Version */

2021-11-05T08:03:35Z

NodeJS Version

← Nächstältere Version		Version vom 5. November 2021, 08:03 Uhr
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	Also make sure that the node package manager (npm) is installed with		Also make sure that the node package manager (npm) is installed with
	<code>npm -v</code>		<code>npm -v</code>

			More details on the NodeJS installation is found in the [[Installing_additional_Frameworks/en#Node_Installation\|"Installing additional Frameworks"]] page.

	===Node-OPC-UA Installation===		===Node-OPC-UA Installation===
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	<br>		<br>

			==Python Version==

	==Troubleshooting==		==Troubleshooting==

Cg am 5. November 2021 um 08:00 Uhr

2021-11-05T08:00:38Z

← Nächstältere Version		Version vom 5. November 2021, 08:00 Uhr
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	In contrast, the more recent OPC-UA ("''OPC-Unified Architecture''") uses standard TCP communication on top of which either binary data or XML-based HTTP requests are exchanged.		In contrast, the more recent OPC-UA ("''OPC-Unified Architecture''") uses standard TCP communication on top of which either binary data or XML-based HTTP requests are exchanged.

	This plugin provides both a server and a client implementation of OPC-UA, by interfacing an open source (and license free) OPC-UA implementation written for NodeJS.		This plugin provides both a server and a client implementation of OPC-UA, by interfacing an open source (and license free) OPC-UA implementation written for NodeJS and/or Python.

	Due to functional limitations, the library is supplemented by an interface to a corresponding Python based library. This is ongoing work; for details, see the OPC-UA interface library for its current status.		Due to functional limitations of the NodeJS framework, the library is supplemented and replaced by an interface to a corresponding Python based library. This is ongoing work; for details, see the OPC-UA interface library for its current status.

	==~~Node~~ ~~Installation~~==		==NodeJS Version==

			===Node Installation===
	NodeJS is mandatory to be installed on our machine.		NodeJS is mandatory to be installed on our machine.

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	<code>node --version</code>		<code>node --version</code>
	or open the expecco settings-dialog and navigate to "''External Script Interpreters''".		or open the expecco settings-dialog and navigate to "''External Script Interpreters''".
	If ~~node~~ is not installed, download and install it from "https://nodejs.org/en/download".		If NodeJS is not installed, download and install it from "https://nodejs.org/en/download".

	Also make sure that the node package manager (npm) is installed with		Also make sure that the node package manager (npm) is installed with
	<code>npm -v</code>		<code>npm -v</code>

	==Node-OPC-UA Installation==		===Node-OPC-UA Installation===
	"node-opcua" is an open source, license free and pure JavaScript implementation of OPC-UA for ~~nodeJS~~.		"node-opcua" is an open source, license free and pure JavaScript implementation of OPC-UA for NodeJS.
	For more information, consult "https://github.com/node-opcua".		For more information, consult "https://github.com/node-opcua".

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	If it is not found (typically, because the "node_modules" folder is not configured to be found by node), you can adjust the <code>NODE_PATH</code> setting in the "''Extras''" → "''Settings''" → "''External Script Interpreters''" dialog, or set it in the shell environment before starting expecco.		If it is not found (typically, because the "node_modules" folder is not configured to be found by node), you can adjust the <code>NODE_PATH</code> setting in the "''Extras''" → "''Settings''" → "''External Script Interpreters''" dialog, or set it in the shell environment before starting expecco.

	==Launching a Demo Server==		===Launching a Demo Server===

	===The node-opcua Sample Server===		====The node-opcua Sample Server====
	If you installed the samples (as above), a server can be started with:		If you installed the samples (as above), a server can be started with:
	node ~/node_modules/node-opcua-samples/bin/simple_server.js		node ~/node_modules/node-opcua-samples/bin/simple_server.js
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	npm install usage		npm install usage

	==Connecting to the Demo Server==		===Connecting to the Demo Server===

	===The node-opcua Sample Client===		====The node-opcua Sample Client====

	For a quick smoke test, run the node sample client against the above sample server:		For a quick smoke test, run the node sample client against the above sample server:
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	<H2>Using the Library OPC_UA_Interface</H2>		<H2>Using the Library OPC_UA_Interface</H2>
	First and foremost, you can find documentation as well as a working example for each ~~Action~~ in the "Documentation" and "Test/Demo" Sections respectively.		First and foremost, you can find documentation as well as a working example for each action in the "Documentation" and "Test/Demo" Sections respectively.

	==Testsuite Samples==		===Testsuite Samples===

	<br>You will find a server to test against in "<i>MenuActions</i>" → "<i>Start Sample Server in Background</i>".		<br>You will find a server to test against in "<i>MenuActions</i>" → "<i>Start Sample Server in Background</i>".
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	~~<H3>~~Troubleshooting~~:</H3>~~		==Troubleshooting==
	The following errors may or may not occur, here is how you deal with them:		The following errors may or may not occur, here is how you deal with them:
	<ul>		<ul>

Cg am 20. September 2020 um 20:08 Uhr

2020-09-20T20:08:20Z

← Nächstältere Version		Version vom 20. September 2020, 20:08 Uhr
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	This plugin provides both a server and a client implementation of OPC-UA, by interfacing an open source (and license free) OPC-UA implementation written for NodeJS.		This plugin provides both a server and a client implementation of OPC-UA, by interfacing an open source (and license free) OPC-UA implementation written for NodeJS.

			Due to functional limitations, the library is supplemented by an interface to a corresponding Python based library. This is ongoing work; for details, see the OPC-UA interface library for its current status.

	==Node Installation==		==Node Installation==