A free self-paced eLearning training for vSAN is available from VMware. This course is a requirement for the VMware vSAN: Management and Operations training. That course requires some basic vSAN knowledge, which can be gained with this on-line training.
The free training module requires registration with VMware MyLearn but can be accessed by anyone. Here is the link to the training: VMware vSAN: Plan and Deploy v7.0 U1
This first slide of the training shows the content of the course. From an introduction and deployment to configuration of all features is covered in the training.