Create WeBWorK Amazon Machine Image (AMI) File
Contents
Instructions for creating a WeBWorK Amazon Machine Image (AMI)
Log into EC2 Dashboard
Locate the current Ubuntu LTS AMI in http://cloud-images.ubuntu.com/locator/ec2/ and search us-east-2 and click on link
Choose an Instance Type e.g. T4g small
ADD Storage
15 GM storage
Also make sure that Delete on Termination is unchecked.
Launch
Follow direction in https://webwork.maa.org/wiki/WeBWorK_2.16_Ubuntu_Server_20.04_LTS_Amazon_Machine_Image about adding security groups, etc
Security groups have to be setup from the AMS dashboard
add the wwadmin user sudo aduser wwadmin
Install WW following https://webwork.maa.org/wiki/Installation_Manual_for_2.16_on_Ubuntu
Before configuring WeBWork, set the server time zone sudo timedatectl set-timezone America/New_York
Configure WeBWorK, set URL to ip address in site.conf for testing. Set to aws.apizer.org and use Google domains to forward to ip address. Set up HW sets with due dates, class lists, etc the same way as in current AMI's or the current virtual machine image
Create the AMI see https://docs.aws.amazon.com/toolkit-for-visual-studio/latest/user-guide/tkv-create-ami-from-instance.html
Follow the standard instructions
site.conf and localoverrides.conf
- use the ip address (e.g. 192.168.201.128) everywhere. Do not use localhost
- set password for webworkWrite (wwadmin)
set up MyTestCourse
- add practice users and jsmith/jsmith to myTestCourse
- add profa
- add the standard sets to myTestCourse
Implement all options A-E
Clean up the system
- rm apache's error.log's in /var/log/apache2/
- rm apache's access.log's in /var/log/apache2/
- rm webwork's timing.log's in /opt/webwork/webwork2/logs/
- Remove unneeded backup's in /opt/webwork/webwork2/conf/
- Remove contents of /var/www/html/wwtmp/
wwadmin@wwserver:~$ du -sh /var/cache/apt/archives/ du: cannot read directory '/var/cache/apt/archives/partial': Permission denied 71M /var/cache/apt/archives/ wwadmin@wwserver:~$ sudo apt clean [sudo] password for wwadmin: wwadmin@wwserver:~$ du -sh /var/cache/apt/archives/ du: cannot read directory '/var/cache/apt/archives/partial': Permission denied 44K /var/cache/apt/archives/
sudo apt autoremove --purge
Remove openssh-server
Keeeo openssh
sudo apt remove openssh-sftp-server sudo apt autoremove
Reset CPU's amd Memory
Set the memory to 4 GB and processors to 2
Export to an .ova file
Workstation Player
Find the path to your VM.
Open a command prompt as administrator
cd E:\Programs\VMware\OVFTool\
Enter
ovftool “C:\the path to your VM\your VMname.vmx” c:\new directory\name.ova