Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 120 insertions, 0 deletions

diff --git a/netwerk/dns/nsITRRSkipReason.idl b/netwerk/dns/nsITRRSkipReason.idl
new file mode 100644
index 0000000000..dedca02316
--- /dev/null
+++ b/netwerk/dns/nsITRRSkipReason.idl
@@ -0,0 +1,120 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "nsISupports.idl"
+
+[scriptable, uuid(e61b5d39-f6d6-4ed3-aead-1213b24c6f27)]
+interface nsITRRSkipReason: nsISupports
+{
+  // IMPORTANT: when adding new values, always add them to the end, otherwise
+  // it will mess up telemetry.
+  // When adding a reason here, make sure it is documented in
+  // netwerk/docs/dns/trr-skip-reasons.md
+  cenum value: 32 {
+    TRR_UNSET = 0,
+    TRR_OK = 1,           // Only set when we actually got a positive TRR result
+    TRR_NO_GSERVICE = 2,  // no gService
+    TRR_PARENTAL_CONTROL = 3,         // parental control is on
+    TRR_OFF_EXPLICIT = 4,             // user has set mode5
+    TRR_REQ_MODE_DISABLED = 5,        // request  has disabled flags set
+    TRR_MODE_NOT_ENABLED = 6,         // mode0
+    TRR_FAILED = 7,                   // unknown failure
+    TRR_MODE_UNHANDLED_DEFAULT = 8,   // Unhandled case in ComputeEffectiveMode
+    TRR_MODE_UNHANDLED_DISABLED = 9,  // Unhandled case in ComputeEffectiveMode
+    TRR_DISABLED_FLAG = 10,           // the DISABLE_TRR flag was set
+    TRR_TIMEOUT = 11,                 // the TRR channel timed out
+    TRR_CHANNEL_DNS_FAIL = 12,        // DoH server name failed to resolve
+    TRR_IS_OFFLINE = 13,              // The browser is offline/no interfaces up
+    TRR_NOT_CONFIRMED = 14,           // TRR confirmation is not done yet
+    TRR_DID_NOT_MAKE_QUERY = 15,  // TrrLookup exited without doing a TRR query
+    TRR_UNKNOWN_CHANNEL_FAILURE = 16,  // unknown channel failure reason
+    TRR_HOST_BLOCKED_TEMPORARY = 17,   // host blocklisted
+    TRR_SEND_FAILED = 18,              // The call to TRR::SendHTTPRequest failed
+    TRR_NET_RESET = 19,                // NS_ERROR_NET_RESET
+    TRR_NET_TIMEOUT = 20,              // NS_ERROR_NET_TIMEOUT
+    TRR_NET_REFUSED = 21,              // NS_ERROR_CONNECTION_REFUSED
+    TRR_NET_INTERRUPT = 22,            // NS_ERROR_NET_INTERRUPT
+    TRR_NET_INADEQ_SEQURITY = 23,      // NS_ERROR_NET_INADEQUATE_SECURITY
+    TRR_NO_ANSWERS = 24,               // TRR returned no answers
+    TRR_DECODE_FAILED = 25,            // DohDecode failed
+    TRR_EXCLUDED = 26,                 // ExcludedFromTRR
+    TRR_SERVER_RESPONSE_ERR = 27,      // Server responded with non-200 code
+    TRR_RCODE_FAIL = 28,          // DNS response contains a non-NOERROR rcode
+    TRR_NO_CONNECTIVITY = 29,     // Not confirmed because of no connectivity
+    TRR_NXDOMAIN = 30,            // DNS response contains NXDOMAIN rcode (0x03)
+    TRR_REQ_CANCELLED = 31,       // The request has been cancelled
+    ODOH_KEY_NOT_USABLE = 32,     // We don't have a valid ODoHConfig to use.
+    ODOH_UPDATE_KEY_FAILED = 33,  // Failed to update the ODoHConfigs.
+    ODOH_KEY_NOT_AVAILABLE = 34,  // ODoH requests timeout because of no key.
+    ODOH_ENCRYPTION_FAILED = 35,  // Failed to encrypt DNS packets.
+    ODOH_DECRYPTION_FAILED = 36,  // Failed to decrypt DNS packets.
+    TRR_HEURISTIC_TRIPPED_GOOGLE_SAFESEARCH = 37,  // The google safesearch heuristic was tripped
+    TRR_HEURISTIC_TRIPPED_YOUTUBE_SAFESEARCH = 38, // The youtube safesearch heuristic was tripped
+    TRR_HEURISTIC_TRIPPED_ZSCALER_CANARY = 39,     // The zscaler canary heuristic was tripped
+    TRR_HEURISTIC_TRIPPED_CANARY = 40,             // The global canary heuristic was tripped
+    TRR_HEURISTIC_TRIPPED_MODIFIED_ROOTS = 41,     // The modified roots (enterprise_roots cert pref) heuristic was tripped
+    TRR_HEURISTIC_TRIPPED_PARENTAL_CONTROLS = 42,  // The parental controls heuristic was tripped
+    TRR_HEURISTIC_TRIPPED_THIRD_PARTY_ROOTS = 43,  // The third party roots heuristic was tripped
+    TRR_HEURISTIC_TRIPPED_ENTERPRISE_POLICY = 44,  // The enterprise policy heuristic was tripped
+    TRR_HEURISTIC_TRIPPED_VPN = 45,                // The heuristic was tripped due to a vpn being detected
+    TRR_HEURISTIC_TRIPPED_PROXY = 46,              // The heuristic was tripped due to a proxy being detected
+    TRR_HEURISTIC_TRIPPED_NRPT = 47,               // The heuristic was tripped due to a NRPT being detected
+  };
+};
+
+%{ C++
+namespace mozilla {
+namespace net {
+
+using TRRSkippedReason = nsITRRSkipReason::value;
+
+inline bool IsRelevantTRRSkipReason(TRRSkippedReason aReason) {
+  // - TRR_REQ_MODE_DISABLED - these requests are intentionally skipping TRR.
+  //     These include DNS queries used to bootstrap the TRR connection,
+  //     captive portal checks, connectivity checks, etc.
+  //     Since we don't want to use TRR for these connections, we don't need
+  //     to include them with other relevant skip reasons.
+  // - TRR_DISABLED_FLAG - This reason is used when retrying failed connections,
+  //    sync DNS resolves on the main thread, or requests coming from
+  //    webextensions that choose to skip TRR
+  // - TRR_EXCLUDED - This reason is used when a certain domain is excluded
+  //    from TRR because it is explicitly set by the user, or because it
+  //    is part of the user's DNS suffix list, indicating a host that is likely
+  //    to be on the local network.
+  if (aReason == TRRSkippedReason::TRR_REQ_MODE_DISABLED ||
+      aReason == TRRSkippedReason::TRR_DISABLED_FLAG ||
+      aReason == TRRSkippedReason::TRR_EXCLUDED) {
+    return false;
+  }
+  return true;
+}
+
+inline bool IsBlockedTRRRequest(TRRSkippedReason aReason) {
+  // See TRR::MaybeBlockRequest. These are the reasons that could block sending
+  // TRR requests.
+  return (aReason == TRRSkippedReason::TRR_EXCLUDED ||
+          aReason == TRRSkippedReason::TRR_MODE_NOT_ENABLED ||
+          aReason == TRRSkippedReason::TRR_HOST_BLOCKED_TEMPORARY);
+}
+
+inline bool IsNonRecoverableTRRSkipReason(TRRSkippedReason aReason) {
+  // These are non-recoverable reasons and we'll fallback to native without
+  // retrying.
+  return (aReason == TRRSkippedReason::TRR_NXDOMAIN ||
+          aReason == TRRSkippedReason::TRR_NO_ANSWERS ||
+          aReason == TRRSkippedReason::TRR_DISABLED_FLAG ||
+          aReason == TRRSkippedReason::TRR_RCODE_FAIL);
+}
+
+inline bool IsFailedConfirmationOrNoConnectivity(TRRSkippedReason aReason) {
+  // TRR is in non-confirmed state now, so we don't try to use TRR at all.
+  return (aReason == TRRSkippedReason::TRR_NOT_CONFIRMED ||
+          aReason == TRRSkippedReason::TRR_NO_CONNECTIVITY);
+}
+
+extern nsresult GetTRRSkipReasonName(TRRSkippedReason aReason, nsACString& aName);
+
+} // net
+} // mozilla
+%}