🔗 Link: https://awsrestart.instructure.com/courses/1632/modules/items/886859

📁 Repo: https://github.com/francopig/aws-python/tree/main/18. Script

Using SSH to Connect to the Linux Host

Windows Users: Using SSH to Connect

These instructions are specifically for Windows users. If you are using macOS or Linux, skip to the next section.

1. Click the Details drop down menu above the instructions you are currently reading, and then click Show. A Credentials window will be presented.
2. Click the Download PPK button and save the labsuser.ppk file. Typically your browser will save it to the Downloads directory.
3. Exit the Details panel by clicking the X.
4. Download PuTTY to SSH into the Amazon EC2 instance. If you do not have PuTTY installed on your computer, download it here.
5. Open putty.exe
6. Configure PuTTY timeout to keep the PuTTY session open for a longer period of time:
   • Click Connection.
   • Set Seconds between keepalives to 30.
7. Configure your PuTTY session:

   • Click Session.

   • Host Name (or IP address): Paste the IP address of the Linux Host instance you saved in the file earlier.

     Lab Details

   • Back in PuTTY, in the Connection list, expand SSH

   • Click Auth (don't expand it).

   • Click Browse.

   • Browse to and select the labsuser.ppk file that you downloaded.

   • Click Open to select it.

   • Click Open again.

8. Click Yes, to trust and connect to the host.
9. When prompted login as, enter: ec2-user. This will connect you to the EC2 instance.

Your Challenge

• Write a Python script to:
  • Display all the prime numbers between 1 to 250.
  • Store the results in a results.txt file.
• Test the script. Verify that it produced the expected results in the results.txt file.
• Save the script and make a note of its location (absolute path) for future reference.