| 1 | /*
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| 2 | * Copyright (c) 2020-2023, Stalwart Labs Ltd.
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| 3 | *
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| 4 | * Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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| 5 | * https://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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| 6 | * <LICENSE-MIT or https://opensource.org/licenses/MIT>, at your
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| 7 | * option. This file may not be copied, modified, or distributed
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| 8 | * except according to those terms.
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| 9 | */
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| 10 |
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| 11 | use mail_auth::{AuthenticatedMessage, DmarcResult, Resolver};
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| 12 |
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| 13 | const TEST_MESSAGE: &str = r#"DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed;
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| 14 | d=football.example.com; i=@football.example.com;
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| 15 | q=dns/txt; s=brisbane; t=1528637909; h=from : to :
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| 16 | subject : date : message-id : from : subject : date;
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| 17 | bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;
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| 18 | b=/gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11Bus
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| 19 | Fa3bT3FY5OsU7ZbnKELq+eXdp1Q1Dw==
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| 20 | DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;
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| 21 | d=football.example.com; i=@football.example.com;
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| 22 | q=dns/txt; s=test; t=1528637909; h=from : to : subject :
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| 23 | date : message-id : from : subject : date;
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| 24 | bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;
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| 25 | b=F45dVWDfMbQDGHJFlXUNB2HKfbCeLRyhDXgFpEL8GwpsRe0IeIixNTe3
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| 26 | DhCVlUrSjV4BwcVcOF6+FF3Zo9Rpo1tFOeS9mPYQTnGdaSGsgeefOsk2Jz
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| 27 | dA+L10TeYt9BgDfQNZtKdN1WO//KgIqXP7OdEFE4LjFYNcUxZQ4FADY+8=
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| 28 | From: Joe SixPack <joe@football.example.com>
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| 29 | To: Suzie Q <suzie@shopping.example.net>
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| 30 | Subject: Is dinner ready?
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| 31 | Date: Fri, 11 Jul 2003 21:00:37 -0700 (PDT)
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| 32 | Message-ID: <20030712040037.46341.5F8J@football.example.com>
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| 33 |
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| 34 | Hi.
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| 35 |
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| 36 | We lost the game. Are you hungry yet?
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| 37 |
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| 38 | Joe."#;
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| 39 |
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| 40 | #[tokio::main]
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| 41 | async fn main() {
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| 42 | // Create a resolver using Cloudflare DNS
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| 43 | let resolver = Resolver::new_cloudflare_tls().unwrap();
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| 44 |
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| 45 | // Verify DKIM signatures
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| 46 | let authenticated_message = AuthenticatedMessage::parse(TEST_MESSAGE.as_bytes()).unwrap();
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| 47 | let dkim_result = resolver.verify_dkim(&authenticated_message).await;
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| 48 |
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| 49 | // Verify SPF MAIL-FROM identity
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| 50 | let spf_result = resolver
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| 51 | .verify_spf_sender(
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| 52 | "::1".parse().unwrap(),
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| 53 | "example.org",
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| 54 | "my-host-domain.org",
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| 55 | "sender@example.org",
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| 56 | )
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| 57 | .await;
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| 58 |
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| 59 | // Verify DMARC
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| 60 | let dmarc_result = resolver
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| 61 | .verify_dmarc(
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| 62 | &authenticated_message,
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| 63 | &dkim_result,
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| 64 | "example.org",
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| 65 | &spf_result,
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| 66 | )
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| 67 | .await;
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| 68 | assert_eq!(dmarc_result.dkim_result(), &DmarcResult::Pass);
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| 69 | assert_eq!(dmarc_result.spf_result(), &DmarcResult::Pass);
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| 70 | }
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