1. An information apparatus communicably coupled to a storage apparatus, which validates a script, describing a plurality of commands, executed by the storage apparatus for setting a configuration of the storage apparatus, the information apparatus comprising: a processor; and a memory storing instructions which, when executed by the processor, cause the processor to perform acts including: generating a configuration of the storage apparatus after each command described in the script is executed sequentially such that a plurality of configurations are generated for the storage apparatus according to the sequential execution of the script; and performing consistency validation on the script by determining whether or not each of the commands described in the script is normally executable in a case where each respective command is to be executed according to the configuration generated immediately prior to the execution of the respective command.