Touch
The file.touch function creates a file if it does not exist. If the file already exists then this function does nothing.
Syntax
%file.touch(string)
Example 1. Ensuring a file exists
string line
line := %file.touch("/var/log/debug.log")
File access restriction
Files accessed in this function are restricted by the limit files section in the main security configuration. If present in radiusd.conf, only files in the paths listed can be accessed.