csdb_set_auth_hook: Set authentication hook for database connections

In csdb: An Abstracted System for Easily Working with Databases with Large Datasets

Set authentication hook for database connections

Description

Register a function to be called when a database connection fails. This is useful for refreshing Kerberos tickets or other authentication credentials before retrying the connection.

Usage

csdb_set_auth_hook(hook)

Arguments

hook	A function with no arguments that performs authentication, or NULL to clear the hook.

Value

Invisibly returns the previous hook (if any).

Examples

## Not run: 
# Set an auth hook to refresh Kerberos credentials
csdb_set_auth_hook(function() {
  system2("/bin/authenticate.sh", stdout = NULL)
})

# Clear the hook
csdb_set_auth_hook(NULL)

## End(Not run)

csdb documentation built on March 31, 2026, 5:06 p.m.