50 lines
1.5 KiB
Rust
50 lines
1.5 KiB
Rust
use std::fs;
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use lettre::{
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message::header::ContentType,
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transport::smtp::{
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authentication::Credentials,
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client::{
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tls::{native_tls::Certificate, NativeTls, TlsParametersBuilder},
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Tls,
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},
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},
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Message, SmtpTransport, Transport,
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};
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fn main() {
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tracing_subscriber::fmt::init();
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let email = Message::builder()
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.from("NoBody <nobody@domain.tld>".parse().unwrap())
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.reply_to("Yuin <yuin@domain.tld>".parse().unwrap())
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.to("Hei <hei@domain.tld>".parse().unwrap())
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.subject("Happy new year")
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.header(ContentType::TEXT_PLAIN)
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.body(String::from("Be happy!"))
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.unwrap();
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// Use a custom certificate stored on disk to securely verify the server's certificate
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let pem_cert = fs::read("certificate.pem").unwrap();
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let cert = Certificate::from_pem(&pem_cert).unwrap();
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let tls = TlsParametersBuilder::<NativeTls>::new("smtp.server.com".to_owned())
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.add_root_certificate(cert)
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.build_legacy()
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.unwrap();
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let creds = Credentials::new("smtp_username".to_owned(), "smtp_password".to_owned());
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// Open a remote connection to the smtp server
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let mailer = SmtpTransport::builder_dangerous("smtp.server.com")
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.port(465)
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.tls(Tls::Wrapper(tls))
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.credentials(creds)
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.build();
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// Send the email
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match mailer.send(&email) {
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Ok(_) => println!("Email sent successfully!"),
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Err(e) => panic!("Could not send email: {e:?}"),
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}
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}
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