esmtp is a simple OTP application providing a way to send emails (and attachments) from erlang systems.

The esmtp application is configured with OTP application configuration env variables.

smarthost

This is a tuple giving the hostname and port of the smtp server to send mail via. This will usually be a local smtp server on port 25.

default_from

This is the default From address to use on outgoing mail if a From address is not supplied.

login

The SMTP AUTH credentials to use. Either 'no_login' when not using SMTP AUTH (default) or {Username::string(),Password::string()}.

system.config:

[{esmtp, [{smarthost, {"localhost", 25}}
         ,{default_from, "Erlang/OTP <erlang@localhost>"}]}].

gmail.config:

[{esmtp, [{smarthost, {"smtp.gmail.com", 465}}
         ,{login, {"[email protected]","yourpassword"}}
         ,{default_from, "Erlang pretending to be <[email protected]>"}]}].