Import upstream v0.16.22, stripped

Upstream commit: 474dd0229cb20cf513036619781ed97bd8073c3f Enterprise-only files removed or emptied: 63 Enterprise-only snippets removed: 117 in 50 files Dangling module declarations removed: 5 Cargo edits turning enterprise off: 14 Verification: clean Enterprise feature gates left for rebuilt features: 19 in 18 files Produced by tools/fork/strip.py. The full report is in docs/fork/strip-reports/ on main.
2026-09-18 10:21:56 -07:00
commit 7dae9b29fd
1650 changed files with 485521 additions and 0 deletions
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+/*
+ * SPDX-FileCopyrightText: 2020 Stalwart Labs LLC <[email protected]>
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-SEL
+ */
+
+use common::{
+    Server,
+    config::{mailstore::spamfilter::IpResolver, smtp::resolver::Tlsa},
+};
+use mail_auth::{DnssecStatus, MX, RecordSet, Txt, common::resolver::ToFqdn};
+use std::{
+    net::{IpAddr, Ipv4Addr, Ipv6Addr},
+    sync::Arc,
+};
+
+pub trait DnsCache {
+    fn txt_add(&self, name: impl ToFqdn, value: impl Into<Txt>, valid_until: std::time::Instant);
+    fn ipv4_add(&self, name: impl ToFqdn, value: Vec<Ipv4Addr>, valid_until: std::time::Instant);
+    fn ipv6_add(&self, name: impl ToFqdn, value: Vec<Ipv6Addr>, valid_until: std::time::Instant);
+    fn ipv4_add_dnssec(
+        &self,
+        name: impl ToFqdn,
+        value: Vec<Ipv4Addr>,
+        dnssec_status: DnssecStatus,
+        valid_until: std::time::Instant,
+    );
+    fn ipv6_add_dnssec(
+        &self,
+        name: impl ToFqdn,
+        value: Vec<Ipv6Addr>,
+        dnssec_status: DnssecStatus,
+        valid_until: std::time::Instant,
+    );
+    fn dnsbl_add(&self, name: &str, value: Vec<Ipv4Addr>, valid_until: std::time::Instant);
+    fn ptr_add(&self, name: IpAddr, value: Vec<String>, valid_until: std::time::Instant);
+    fn mx_add(
+        &self,
+        name: impl ToFqdn,
+        value: Vec<MX>,
+        dnssec_status: DnssecStatus,
+        valid_until: std::time::Instant,
+    );
+    fn tlsa_add(&self, name: impl ToFqdn, value: Arc<Tlsa>, valid_until: std::time::Instant);
+}
+
+impl DnsCache for Server {
+    fn txt_add(&self, name: impl ToFqdn, value: impl Into<Txt>, valid_until: std::time::Instant) {
+        self.inner.cache.dns_txt.insert_with_expiry(
+            name.to_fqdn().into_owned().into_boxed_str(),
+            value.into(),
+            valid_until,
+        );
+    }
+
+    fn ipv4_add(&self, name: impl ToFqdn, value: Vec<Ipv4Addr>, valid_until: std::time::Instant) {
+        self.ipv4_add_dnssec(name, value, DnssecStatus::Secure, valid_until);
+    }
+
+    fn ipv4_add_dnssec(
+        &self,
+        name: impl ToFqdn,
+        value: Vec<Ipv4Addr>,
+        dnssec_status: DnssecStatus,
+        valid_until: std::time::Instant,
+    ) {
+        self.inner.cache.dns_ipv4.insert_with_expiry(
+            name.to_fqdn().into_owned().into_boxed_str(),
+            RecordSet {
+                rrset: Arc::from(value),
+                dnssec_status,
+            },
+            valid_until,
+        );
+    }
+
+    fn dnsbl_add(&self, name: &str, value: Vec<Ipv4Addr>, valid_until: std::time::Instant) {
+        self.inner.cache.dns_rbl.insert_with_expiry(
+            name.into(),
+            Some(Arc::new(IpResolver::new(
+                value
+                    .iter()
+                    .copied()
+                    .next()
+                    .unwrap_or(Ipv4Addr::BROADCAST)
+                    .into(),
+            ))),
+            valid_until,
+        );
+    }
+
+    fn ipv6_add(&self, name: impl ToFqdn, value: Vec<Ipv6Addr>, valid_until: std::time::Instant) {
+        self.ipv6_add_dnssec(name, value, DnssecStatus::Secure, valid_until);
+    }
+
+    fn ipv6_add_dnssec(
+        &self,
+        name: impl ToFqdn,
+        value: Vec<Ipv6Addr>,
+        dnssec_status: DnssecStatus,
+        valid_until: std::time::Instant,
+    ) {
+        self.inner.cache.dns_ipv6.insert_with_expiry(
+            name.to_fqdn().into_owned().into_boxed_str(),
+            RecordSet {
+                rrset: Arc::from(value),
+                dnssec_status,
+            },
+            valid_until,
+        );
+    }
+
+    fn ptr_add(&self, name: IpAddr, value: Vec<String>, valid_until: std::time::Instant) {
+        self.inner.cache.dns_ptr.insert_with_expiry(
+            name,
+            RecordSet {
+                rrset: Arc::from(value.into_iter().map(Into::into).collect::<Vec<_>>()),
+                dnssec_status: DnssecStatus::Indeterminate,
+            },
+            valid_until,
+        );
+    }
+
+    fn mx_add(
+        &self,
+        name: impl ToFqdn,
+        value: Vec<MX>,
+        dnssec_status: DnssecStatus,
+        valid_until: std::time::Instant,
+    ) {
+        self.inner.cache.dns_mx.insert_with_expiry(
+            name.to_fqdn().into_owned().into_boxed_str(),
+            RecordSet {
+                rrset: Arc::from(value),
+                dnssec_status,
+            },
+            valid_until,
+        );
+    }
+
+    fn tlsa_add(&self, name: impl ToFqdn, value: Arc<Tlsa>, valid_until: std::time::Instant) {
+        self.inner.cache.dns_tlsa.insert_with_expiry(
+            name.to_fqdn().into_owned().into_boxed_str(),
+            value,
+            valid_until,
+        );
+    }
+}