Category Archives: incron

Linux Fu: Watch That Filesystem

The UNIX Way™ is to cobble together different, single-purpose programs to get the effect you want, for instance in a Bash script that you run by typing its name into the command line. But sometimes you want the system to react to changes in the system without your intervention. For example, you might like to watch a directory and kick off some program automatically when a file appears from a completed FTP transaction, without having to sit there and refresh the directory yourself.

The simple but ugly way to do this just scans the directory periodically. Here’s a really dumb …read more

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