How do Rails + (Phusion Passenger | Puma | Unicorn | Thin) + (Nginx | ​​Apache) work?

Question

When an http request is made, what is the role of the three different groups mentioned above? What does each of them do before the application code is finally called?

Answer 1

At a high level, three players perform the following roles:

Rails

Application . It includes business logic - user management, buy / sell operations, display / update / delete / create information, etc.

Passenger

Application server . The server equivalent of running rails serverlocally.

Apache

-/HTTP-. ().

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