Deploy Architecture

To make the system deploy, the minimum deployment architecture is shown below, which consist of:

 Hardware

• Wearable Glass (Optional)
• Teacher Client-Side — Personal Computer with Camera
• Student Client-Side — Personal Computer with Camera  
• Server Side — 8 Core 16G Virtual Machine on ARM or x86 Platform 

Software

• Teacher Side:  Windows 10 with a Web Browser that supports WebSockets.
• Student Side:  Windows 10 with a Web Browser that supports WebSockets.
• Server Side:  CentOS 7
• Virtual Classroom
• Tars
• IEC

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Installation on the Client PC side(Teacher/Student Client)

Note well:  No special software to access the application.  The general software is itemized below:

• Install Windows 10
• Install camera driver
• Install Firefox browser

Create two Virtual Machines in the Cloud

For Tencent Cloud,  refer to the following link to apply new instance:

https://intl.cloud.tencent.com/document/product/213/9384?lang=en

For AWS A1, apply new instance, refer to the following link to apply new instance:

https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/concepts.html

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Installation on VM1(Jenkins Slave)

• Install CentOS 7,   refer to https://phoenixnap.com/kb/how-to-install-centos-7
• Install IEC, refer to IEC Type1&2 Installation Guide for R2
• Install Tars, refer to https://github.com/TarsCloud/Tars/blob/master/Install.md

• Install Virtual Classroom BackEnd

cd /root

yum install -y npm

...

sudo yum install -y java-1.8.0-openjdk-devel

Installation on VM2(Jenkins Master)

Jenkins is a Java application, so the first step is to install Java. Run the following command to install the OpenJDK 8 package:

...

Visit Website: 

Jenkins is ready: 

I