Logging

Cluster object allows registering loggers. It then uses these to log the driver’s actions. The library’s Cassandra::Logger can be used to retrieve the timestamp, thread-id, severity, and message.

Background

Given

a running cassandra cluster

Logging is enabled using internal logger

Given

the following example:

require 'cassandra'

logger    = Cassandra::Logger.new($stderr)
cluster   = Cassandra.cluster(logger: logger)
session   = cluster.connect

When

it is executed

Then

its output should contain:

DEBUG: Host 127.0.0.1 is found and up

And

its output should contain:

INFO: Schema refreshed

And

its output should contain:

INFO: Session created