Postfix message received hook
问题 I am writing an web-application which needs to receive e-mail messages to users' internal email addresses, let administrators approve them, and then forward to corresponding user's external mailbox. I have installed and configured postfix for message receiving task. It uses virtual e-mail addresses, and my existing database where user email addresses are stored. Local email storage is maildir and I use postfix's virtual MDA. Basically, I would like to execute a script every time a new message