Automating Command Logging Sessions in PuTTY: A How-To Guide

Automating Command Logging Sessions with PuTTY: A How-To Guide

PuTTY is a popular SSH client for Windows, which allows users to connect to remote servers and execute commands. One of the challenges when working with PuTTY is logging commands and their output for future reference. This article will guide you through the process of automating command logging sessions with PuTTY.

Prerequisites

• PuTTY installed on your Windows machine
• A remote server to connect to via SSH

Setting up Command Logging in PuTTY

To set up command logging in PuTTY, follow these steps:

1. Open PuTTY and enter the remote server's IP address or hostname in the "Host Name (or IP address)" field.
2. Under "Connection > SSH > Tunnels", enter a source port (e.g. 8080) and destination (e.g. localhost:8080) and click "Add".
3. Under "Session", enter a name for the session in the "Saved Sessions" field and click "Save".
4. Click "Open" to start the SSH session.
5. Once connected, enter the following command to start logging commands:

This command starts a new bash shell and logs all commands and their output to a file called "typescript" in the user's home directory.

Automating Command Logging with PuTTY

To automate command logging with PuTTY, you can use the following general scheme:

Start session -> Auto-logging certificate -> Insert command

Here's how to set it up:

1. Under "Connection > SSH > Auth", check the "Allow agent forwarding" option.
2. Under "Connection > SSH > Tunnels", enter a source port (e.g. 8080) and destination (e.g. localhost:8080) and click "Add".
3. Under "Session", enter a name for the session in the "Saved Sessions" field and click "Save".
4. Click "Open" to start the SSH session.
5. Once connected, enter the following command to start logging commands:

This command starts a new bash shell and logs all commands and their output to a file called "typescript" in the user's home directory.

To automate the insertion of commands, you can use the following options:

• -s - Execute a command and then log out.
• -t - Execute a command and then return to the shell prompt.

For example, to execute the command "ls" and then return to the shell prompt, you can use the following command:

In this article, we have covered the process of automating command logging sessions with PuTTY. By following the steps outlined in this guide, you can easily log all commands and their output for future reference. The key concepts covered in this article include setting up command logging in PuTTY, automating command logging with PuTTY, and the different options available for automating command insertion.

References

• PuTTY documentation - Using commands
• script manual page