The ’notifyd’ command is a notification server that should not be invoked manually. It is responsible for handling and displaying notifications on a system. This article provides examples of how to use the ’notifyd’ command for various use cases.

Use case 1: Start the daemon

Code:

notifyd

Motivation: The motivation for starting the daemon is to enable the notification server to handle and display notifications on the system.

Explanation: The command ’notifyd’ without any arguments starts the ’notifyd’ daemon.

Example Output: There is no visible output when the daemon is started. The ’notifyd’ daemon runs in the background and handles notifications.

Use case 2: Log debug messages to the default log file

Code:

notifyd -d

Motivation: The motivation for logging debug messages to the default log file is to troubleshoot issues or monitor the activity of the ’notifyd’ daemon.

Explanation: The ‘-d’ flag enables debug mode, which logs debug messages to the default log file ‘/var/log/notifyd.log’.

Example Output: The ’notifyd’ daemon logs debug messages to the ‘/var/log/notifyd.log’ file, which can be accessed to review the logged messages.

Use case 3: Log debug messages to an alternate log file

Code:

notifyd -d -log_file path/to/log_file

Motivation: The motivation for logging debug messages to an alternate log file is to have control over the log file location or to separate the debug logs from the default log file.

Explanation: The ‘-d’ flag enables debug mode, and the ‘-log_file’ argument specifies the path to the alternate log file where the debug messages should be logged.

Example Output: The ’notifyd’ daemon logs debug messages to the specified alternate log file. For example, if the ‘path/to/log_file’ is ‘/var/log/notifyd_debug.log’, the debug messages will be logged to this file instead of the default log file.

Conclusion:

The ’notifyd’ command is a notification server that should not be invoked manually. It provides options to start the daemon, log debug messages to the default log file, and log debug messages to an alternate log file. These options allow for monitoring, troubleshooting, and customization of the ’notifyd’ daemon.