Parse standard ndns (e.g. Gmail)

2026-04-17 13:36:30 +03:00 · 2020-06-04 18:13:01 +02:00
parent e08e817988
commit f02c17cae4
4 changed files with 365 additions and 9 deletions
--- a/src/dc_receive_imf.rs
+++ b/src/dc_receive_imf.rs
@@ -2324,4 +2324,52 @@ mod tests {
            "Carl"
        );
    }
+
+    #[async_std::test]
+    async fn test_parse_ndn() {
+        let t = dummy_context().await;
+        t.ctx
+            .set_config(Config::Addr, Some("alice@example.org"))
+            .await
+            .unwrap();
+        t.ctx
+            .set_config(Config::ConfiguredAddr, Some("alice@example.org"))
+            .await
+            .unwrap();
+        t.ctx
+            .set_config(Config::Configured, Some("1"))
+            .await
+            .unwrap();
+
+        dc_receive_imf(
+            &t.ctx,
+            b"From: alice@example.org\n\
+                To: assidhfaaspocwaeofi@gmail.com\n\
+                Subject: foo\n\
+                Message-ID: <CABXKi8zruXJc_6e4Dr087H5wE7sLp+u250o0N2q5DdjF_r-8wg@mail.gmail.com>\n\
+                Chat-Version: 1.0\n\
+                Chat-Disposition-Notification-To: alice@example.org\n\
+                Date: Sun, 22 Mar 2020 22:37:57 +0000\n\
+                \n\
+                hello\n",
+            "INBOX",
+            1,
+            false,
+        )
+        .await
+        .unwrap();
+
+        let chats = Chatlist::try_load(&t.ctx, 0, None, None).await.unwrap();
+        let msg_id = chats.get_msg_id(0).unwrap();
+
+        let raw = include_bytes!("../test-data/message/gmail_ndn.eml");
+        dc_receive_imf(&t.ctx, raw, "INBOX", 1, false)
+            .await
+            .unwrap();
+
+        assert_eq!(
+            Message::load_from_db(&t.ctx, msg_id).await.unwrap().state,
+            MessageState::OutFailed
+        );
+    }
 }
--- a/src/message.rs
+++ b/src/message.rs
@@ -1384,6 +1384,28 @@ pub async fn mdn_from_ext(
    None
 }

+pub async fn ndn_from_ext(
+    context: &Context,
+    from_id: u32,
+    rfc724_mid: &str,
+    error: impl AsRef<str>,
+) {
+    if from_id <= DC_MSG_ID_LAST_SPECIAL || rfc724_mid.is_empty() {
+        return;
+    }
+
+    match rfc724_mid_exists(context, rfc724_mid).await {
+        Ok(Some((_, _, msg_id))) => {
+            set_msg_failed(context, msg_id, Some(error)).await;
+        }
+        Ok(None) => info!(
+            context,
+            "Failed to select NDN, could not find failed msg {}", rfc724_mid
+        ),
+        Err(e) => info!(context, "Failed to select NDN {:?}", e),
+    }
+}
+
 /// The number of messages assigned to real chat (!=deaddrop, !=trash)
 pub async fn get_real_msg_cnt(context: &Context) -> i32 {
    match context
--- a/src/mimeparser.rs
+++ b/src/mimeparser.rs
@@ -54,6 +54,7 @@ pub struct MimeMessage {
    pub(crate) user_avatar: Option<AvatarAction>,
    pub(crate) group_avatar: Option<AvatarAction>,
    pub(crate) reports: Vec<Report>,
+    pub(crate) failed_msg: Option<String>,
 }

 #[derive(Debug, PartialEq)]
@@ -182,6 +183,7 @@ impl MimeMessage {
            message_kml: None,
            user_avatar: None,
            group_avatar: None,
+            failed_msg: None,
        };
        parser.parse_mime_recursive(context, &mail).await?;
        parser.parse_headers(context)?;
@@ -550,8 +552,8 @@ impl MimeMessage {
            (mime::MULTIPART, "report") => {
                /* RFC 6522: the first part is for humans, the second for machines */
                if mail.subparts.len() >= 2 {
-                    if let Some(report_type) = mail.ctype.params.get("report-type") {
-                        if report_type == "disposition-notification" {
+                    match mail.ctype.params.get("report-type").map(|s| s as &str) {
+                        Some("disposition-notification") => {
                            if let Some(report) = self.process_report(context, mail)? {
                                self.reports.push(report);
                            }
@@ -565,13 +567,24 @@ impl MimeMessage {
                            self.parts.push(part);

                            any_part_added = true;
-                        } else {
-                            /* eg. `report-type=delivery-status`;
-                            maybe we should show them as a little error icon */
+                        }
+                        Some("delivery-status") => {
+                            if let Some(report) = self.process_delivery_status(context, mail)? {
+                                self.failed_msg = Some(report);
+                            }
+
+                            let mut part = Part::default();
+                            part.typ = Viewtype::Unknown;
+                            self.parts.push(part);
+
+                            any_part_added = true;
+                        }
+                        Some(_) => {
                            if let Some(first) = mail.subparts.iter().next() {
                                any_part_added = self.parse_mime_recursive(context, first).await?;
                            }
                        }
+                        None => {}
                    }
                }
            }
@@ -842,10 +855,6 @@ impl MimeMessage {

    /// Handle reports (only MDNs for now)
    pub async fn handle_reports(&self, context: &Context, from_id: u32, sent_timestamp: i64) {
-        if self.reports.is_empty() {
-            return;
-        }
-
        for report in &self.reports {
            for original_message_id in
                std::iter::once(&report.original_message_id).chain(&report.additional_message_ids)
@@ -858,6 +867,41 @@ impl MimeMessage {
                }
            }
        }
+
+        if let Some(original_message_id) = &self.failed_msg {
+            message::ndn_from_ext(context, from_id, original_message_id, "TODO error message").await
+        }
+    }
+
+    fn process_delivery_status(
+        &self,
+        context: &Context,
+        report: &mailparse::ParsedMail<'_>,
+    ) -> Result<Option<String>> {
+        // parse as mailheaders
+        if let Some(original_msg) = report
+            .subparts
+            .iter()
+            .find(|p| p.ctype.mimetype == "message/rfc822")
+        {
+            let report_body = original_msg.get_body_raw()?;
+            let (report_fields, _) = mailparse::parse_headers(&report_body)?;
+
+            if let Some(original_message_id) = report_fields
+                .get_header_value(HeaderDef::MessageId)
+                .and_then(|v| parse_message_id(&v).ok())
+            {
+                return Ok(Some(original_message_id));
+            }
+
+            warn!(
+                context,
+                "ignoring unknown ndn-notification, Message-Id: {:?}",
+                report_fields.get_header_value(HeaderDef::MessageId)
+            );
+        }
+
+        Ok(None)
    }
 }

--- a/test-data/message/gmail_ndn.eml
+++ b/test-data/message/gmail_ndn.eml
@@ -0,0 +1,242 @@
+Delivered-To: alice@gmail.com
+Received: by 2002:a1c:b4d7:0:0:0:0:0 with SMTP id d206csp3026053wmf;
+        Mon, 18 May 2020 09:23:25 -0700 (PDT)
+X-Received: by 2002:a5d:4651:: with SMTP id j17mr19532177wrs.50.1589819005555;
+        Mon, 18 May 2020 09:23:25 -0700 (PDT)
+ARC-Seal: i=1; a=rsa-sha256; t=1589819005; cv=none;
+        d=google.com; s=arc-20160816;
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+         pnaA==
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+         :to:dkim-signature;
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+       dkim=pass header.i=@googlemail.com header.s=20161025 header.b=dPisws+O;
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+       dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=googlemail.com
+Return-Path: <>
+Received: from mail-sor-f69.google.com (mail-sor-f69.google.com. [209.85.220.69])
+        by mx.google.com with SMTPS id s18sor5584435wrb.25.2020.05.18.09.23.25
+        for <alice@gmail.com>
+        (Google Transport Security);
+        Mon, 18 May 2020 09:23:25 -0700 (PDT)
+Received-SPF: pass (google.com: best guess record for domain of postmaster@mail-sor-f69.google.com designates 209.85.220.69 as permitted sender) client-ip=209.85.220.69;
+Authentication-Results: mx.google.com;
+       dkim=pass header.i=@googlemail.com header.s=20161025 header.b=dPisws+O;
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+X-Received: by 2002:a5d:5183:: with SMTP id k3mr20545185wrv.159.1589819005394;
+        Mon, 18 May 2020 09:23:25 -0700 (PDT)
+Content-Type: multipart/report; boundary="00000000000012d63005a5ee9520"; report-type=delivery-status
+To: alice@gmail.com
+Received: by 2002:a5d:5183:: with SMTP id k3mr13704211wrv.159; Mon, 18 May
+ 2020 09:23:25 -0700 (PDT)
+Return-Path: <>
+Auto-Submitted: auto-replied
+Message-ID: <5ec2b67d.1c69fb81.213af.67a5.GMR@mx.google.com>
+Date: Mon, 18 May 2020 09:23:25 -0700 (PDT)
+From: Mail Delivery Subsystem <mailer-daemon@googlemail.com>
+Subject: Delivery Status Notification (Failure)
+References: <CABXKi8zruXJc_6e4Dr087H5wE7sLp+u250o0N2q5DdjF_r-8wg@mail.gmail.com>
+In-Reply-To: <CABXKi8zruXJc_6e4Dr087H5wE7sLp+u250o0N2q5DdjF_r-8wg@mail.gmail.com>
+X-Failed-Recipients: assidhfaaspocwaeofi@gmail.com
+
+--00000000000012d63005a5ee9520
+Content-Type: multipart/related; boundary="00000000000012dc0005a5ee952f"
+
+--00000000000012dc0005a5ee952f
+Content-Type: multipart/alternative; boundary="00000000000012dc0705a5ee9530"
+
+--00000000000012dc0705a5ee9530
+Content-Type: text/plain; charset="UTF-8"
+
+
+** Die Adresse wurde nicht gefunden **
+
+Ihre Nachricht wurde nicht an assidhfaaspocwaeofi@gmail.com zugestellt, weil die Adresse nicht gefunden wurde oder keine E-Mails empfangen kann.
+
+Hier erfahren Sie mehr: https://support.google.com/mail/?p=NoSuchUser
+
+Antwort:
+
+550 5.1.1 The email account that you tried to reach does not exist. Please try double-checking the recipient's email address for typos or unnecessary spaces. Learn more at https://support.google.com/mail/?p=NoSuchUser i18sor6261697wrs.38 - gsmtp
+
+--00000000000012dc0705a5ee9530
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+}
+</style>
+</head>
+<body>
+<table cellpadding="0" cellspacing="0" class="email-wrapper" style="padding-top:32px;background-color:#ffffff;"><tbody>
+<tr><td>
+<table cellpadding=0 cellspacing=0><tbody>
+<tr><td style="max-width:560px;padding:24px 24px 32px;background-color:#fafafa;border:1px solid #e0e0e0;border-radius:2px">
+<img style="padding:0 24px 16px 0;float:left" width=72 height=72 alt="Fehlersymbol" src="cid:icon.png">
+<table style="min-width:272px;padding-top:8px"><tbody>
+<tr><td><h2 style="font-size:20px;color:#212121;font-weight:bold;margin:0">
+Die Adresse wurde nicht gefunden
+</h2></td></tr>
+<tr><td style="padding-top:20px;color:#757575;font-size:16px;font-weight:normal;text-align:left">
+Ihre Nachricht wurde nicht an <a style='color:#212121;text-decoration:none'><b>assidhfaaspocwaeofi@gmail.com</b></a> zugestellt, weil die Adresse nicht gefunden wurde oder keine E-Mails empfangen kann.
+</td></tr>
+<tr><td style="padding-top:24px;color:#4285F4;font-size:14px;font-weight:bold;text-align:left">
+<a style="text-decoration:none" href="https://support.google.com/mail/?p=NoSuchUser">WEITERE INFORMATIONEN</a>
+</td></tr>
+</tbody></table>
+</td></tr>
+</tbody></table>
+</td></tr>
+<tr style="border:none;background-color:#fff;font-size:12.8px;width:90%">
+<td align="left" style="padding:48px 10px">
+Antwort:<br/>
+<p style="font-family:monospace">
+550 5.1.1 The email account that you tried to reach does not exist. Please try double-checking the recipient&#39;s email address for typos or unnecessary spaces. Learn more at https://support.google.com/mail/?p=NoSuchUser i18sor6261697wrs.38 - gsmtp
+</p>
+</td>
+</tr>
+</tbody></table>
+</body>
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+Content-Type: message/delivery-status
+
+Reporting-MTA: dns; googlemail.com
+Arrival-Date: Mon, 18 May 2020 09:23:25 -0700 (PDT)
+X-Original-Message-ID: <CABXKi8zruXJc_6e4Dr087H5wE7sLp+u250o0N2q5DdjF_r-8wg@mail.gmail.com>
+
+Final-Recipient: rfc822; assidhfaaspocwaeofi@gmail.com
+Action: failed
+Status: 5.1.1
+Diagnostic-Code: smtp; 550-5.1.1 The email account that you tried to reach does not exist. Please try
+ 550-5.1.1 double-checking the recipient's email address for typos or
+ 550-5.1.1 unnecessary spaces. Learn more at
+ 550 5.1.1  https://support.google.com/mail/?p=NoSuchUser i18sor6261697wrs.38 - gsmtp
+Last-Attempt-Date: Mon, 18 May 2020 09:23:25 -0700 (PDT)
+
+--00000000000012d63005a5ee9520
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+ Mon, 18 May 2020 09:23:25 -0700 (PDT)
+MIME-Version: 1.0
+From: <alice@gmail.com>
+Date: Mon, 18 May 2020 18:23:39 +0200
+Message-ID: <CABXKi8zruXJc_6e4Dr087H5wE7sLp+u250o0N2q5DdjF_r-8wg@mail.gmail.com>
+Subject: Kommt sowieso nicht an
+To: assidhfaaspocwaeofi@gmail.com
+Content-Type: multipart/alternative; boundary="0000000000000d652a05a5ee95df"
+
+--0000000000000d652a05a5ee95df
+Content-Type: text/plain; charset="UTF-8"
+
+Wollte nur was testen
+
+--0000000000000d652a05a5ee95df
+Content-Type: text/html; charset="UTF-8"
+
+<div dir="ltr">Wollte nur was testen<br></div>
+
+--0000000000000d652a05a5ee95df--
+
+--00000000000012d63005a5ee9520--