Feat: Merge nex/feat/global-ip-span

sender_workers scaling. this time, with feeling!

.pre-commit-config.yaml

@@ -51,7 +51,7 @@ repos:
     hooks:
       - id: cargo-clippy
         name: cargo clippy
-        entry: cargo clippy -- -D warnings
+        entry: cargo clippy --
         language: system
         pass_filenames: false
         types: [rust]

conduwuit-example.toml

@@ -1827,11 +1827,9 @@
 #stream_amplification = 1024
 
 # Number of sender task workers; determines sender parallelism. Default is
-# '0' which means the value is determined internally, likely matching the
-# number of tokio worker-threads or number of cores, etc. Override by
-# setting a non-zero value.
+# core count. Override by setting a different value.
 #
-#sender_workers = 0
+#sender_workers = core count
 
 # Enables listener sockets; can be set to false to disable listening. This
 # option is intended for developer/diagnostic purposes only.

qodana.yaml

@@ -0,0 +1,46 @@
+#-------------------------------------------------------------------------------#
+#               Qodana analysis is configured by qodana.yaml file               #
+#             https://www.jetbrains.com/help/qodana/qodana-yaml.html            #
+#-------------------------------------------------------------------------------#
+
+#################################################################################
+#              WARNING: Do not store sensitive information in this file,        #
+#               as its contents will be included in the Qodana report.          #
+#################################################################################
+version: "1.0"
+
+#Specify inspection profile for code analysis
+profile:
+  name: qodana.starter
+
+#Enable inspections
+#include:
+#  - name: <SomeEnabledInspectionId>
+
+#Disable inspections
+#exclude:
+#  - name: <SomeDisabledInspectionId>
+#    paths:
+#      - <path/where/not/run/inspection>
+
+#Execute shell command before Qodana execution (Applied in CI/CD pipeline)
+#bootstrap: sh ./prepare-qodana.sh
+
+#Install IDE plugins before Qodana execution (Applied in CI/CD pipeline)
+#plugins:
+#  - id: <plugin.id> #(plugin id can be found at https://plugins.jetbrains.com)
+
+# Quality gate. Will fail the CI/CD pipeline if any condition is not met
+# severityThresholds - configures maximum thresholds for different problem severities
+# testCoverageThresholds - configures minimum code coverage on a whole project and newly added code
+# Code Coverage is available in Ultimate and Ultimate Plus plans
+#failureConditions:
+#  severityThresholds:
+#    any: 15
+#    critical: 5
+#  testCoverageThresholds:
+#    fresh: 70
+#    total: 50
+
+#Specify Qodana linter for analysis (Applied in CI/CD pipeline)
+linter: jetbrains/qodana-<linter>:2026.2

src/api/client/account/mod.rs

@@ -1,5 +1,4 @@
 use axum::extract::State;
-use axum_client_ip::ClientIp;
 use conduwuit::{
 	Err, Result, err, info,
 	pdu::PartialPdu,
@@ -43,10 +42,9 @@
 ///
 /// Note: This will not reserve the username, so the username might become
 /// invalid when trying to register
-#[tracing::instrument(skip_all, fields(%client), name = "register_available", level = "info")]
+#[tracing::instrument(skip_all, name = "register_available", level = "info")]
 pub(crate) async fn get_register_available_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<get_username_availability::v3::Request>,
 ) -> Result<get_username_availability::v3::Response> {
 	let _ = services
@@ -80,10 +78,9 @@ pub(crate) async fn get_register_available_route(
 ///   last seen ts)
 /// - Forgets to-device events
 /// - Triggers device list updates
-#[tracing::instrument(skip_all, fields(%client), name = "change_password", level = "info")]
+#[tracing::instrument(skip_all, name = "change_password", level = "info")]
 pub(crate) async fn change_password_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<change_password::v3::Request>,
 ) -> Result<change_password::v3::Response> {
 	let identity = if let Some(identity) = body.identity.as_ref() {
@@ -248,10 +245,9 @@ pub(crate) async fn whoami_route(
 /// - Forgets all to-device events
 /// - Triggers device list updates
 /// - Removes ability to log in again
-#[tracing::instrument(skip_all, fields(%client), name = "deactivate", level = "info")]
+#[tracing::instrument(skip_all, name = "deactivate", level = "info")]
 pub(crate) async fn deactivate_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<deactivate::v3::Request>,
 ) -> Result<deactivate::v3::Response> {
 	// Authentication for this endpoint is technically optional,

src/api/client/account/register.rs

@@ -33,10 +33,10 @@
 /// /_matrix/client/v3/register/available`](fn.get_register_available_route.
 /// html) to check if the user id is valid and available.
 #[allow(clippy::doc_markdown)]
-#[tracing::instrument(skip_all, fields(%client), name = "register", level = "info")]
+#[tracing::instrument(skip_all, name = "register", level = "info")]
 pub(crate) async fn register_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
+	ClientIp(client): ClientIp, // NOTE: Required for metadata.
 	body: Ruma<register::v3::Request>,
 ) -> Result<register::v3::Response> {
 	if body.kind != RegistrationKind::User {

src/api/client/dehydrated_device.rs

@@ -1,5 +1,4 @@
 use axum::extract::State;
-use axum_client_ip::ClientIp;
 use conduwuit::{Err, Result, at};
 use futures::StreamExt;
 use ruma::{
@@ -19,10 +18,9 @@
 /// # `PUT /_matrix/client/../dehydrated_device`
 ///
 /// Creates or overwrites the user's dehydrated device.
-#[tracing::instrument(skip_all, fields(%client))]
+#[tracing::instrument(skip_all)]
 pub(crate) async fn put_dehydrated_device_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<put_dehydrated_device::Request>,
 ) -> Result<put_dehydrated_device::Response> {
 	let device_id = body.device_id.clone();
@@ -38,10 +36,9 @@ pub(crate) async fn put_dehydrated_device_route(
 /// # `DELETE /_matrix/client/../dehydrated_device`
 ///
 /// Deletes the user's dehydrated device without replacement.
-#[tracing::instrument(skip_all, fields(%client))]
+#[tracing::instrument(skip_all)]
 pub(crate) async fn delete_dehydrated_device_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<delete_dehydrated_device::Request>,
 ) -> Result<delete_dehydrated_device::Response> {
 	let sender_user = body.identity.expect_sender_user()?;
@@ -56,10 +53,9 @@ pub(crate) async fn delete_dehydrated_device_route(
 /// # `GET /_matrix/client/../dehydrated_device`
 ///
 /// Gets the user's dehydrated device
-#[tracing::instrument(skip_all, fields(%client))]
+#[tracing::instrument(skip_all)]
 pub(crate) async fn get_dehydrated_device_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<get_dehydrated_device::Request>,
 ) -> Result<get_dehydrated_device::Response> {
 	let sender_user = body.identity.expect_sender_user()?;
@@ -72,10 +68,9 @@ pub(crate) async fn get_dehydrated_device_route(
 /// # `GET /_matrix/client/../dehydrated_device/{device_id}/events`
 ///
 /// Paginates the events of the dehydrated device.
-#[tracing::instrument(skip_all, fields(%client))]
+#[tracing::instrument(skip_all)]
 pub(crate) async fn get_dehydrated_events_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<get_events::Request>,
 ) -> Result<get_events::Response> {
 	let sender_user = body.identity.expect_sender_user()?;

src/api/client/device.rs

@@ -46,10 +46,10 @@ pub(crate) async fn get_device_route(
 /// # `PUT /_matrix/client/r0/devices/{deviceId}`
 ///
 /// Updates the metadata on a given device of the sender user.
-#[tracing::instrument(skip_all, fields(%client), name = "update_device", level = "debug")]
+#[tracing::instrument(skip_all, name = "update_device", level = "debug")]
 pub(crate) async fn update_device_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
+	ClientIp(client): ClientIp, // NOTE: Required for updating device metadata
 	body: Ruma<update_device::v3::Request>,
 ) -> Result<update_device::v3::Response> {
 	let sender_user = body.identity.expect_sender_user()?;

src/api/client/directory.rs

@@ -1,5 +1,4 @@
 use axum::extract::State;
-use axum_client_ip::ClientIp;
 use conduwuit::{
 	Err, Result, err, info,
 	utils::{
@@ -35,10 +34,9 @@
 /// Lists the public rooms on this server.
 ///
 /// - Rooms are ordered by the number of joined members
-#[tracing::instrument(skip_all, fields(%client), name = "publicrooms", level = "info")]
+#[tracing::instrument(skip_all, name = "publicrooms", level = "info")]
 pub(crate) async fn get_public_rooms_filtered_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<get_public_rooms_filtered::v3::Request>,
 ) -> Result<get_public_rooms_filtered::v3::Response> {
 	if let Some(server) = &body.server {
@@ -71,10 +69,9 @@ pub(crate) async fn get_public_rooms_filtered_route(
 /// Lists the public rooms on this server.
 ///
 /// - Rooms are ordered by the number of joined members
-#[tracing::instrument(skip_all, fields(%client), name = "publicrooms", level = "info")]
+#[tracing::instrument(skip_all, name = "publicrooms", level = "info")]
 pub(crate) async fn get_public_rooms_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<get_public_rooms::v3::Request>,
 ) -> Result<get_public_rooms::v3::Response> {
 	if let Some(server) = &body.server {
@@ -106,10 +103,9 @@ pub(crate) async fn get_public_rooms_route(
 /// # `PUT /_matrix/client/r0/directory/list/room/{roomId}`
 ///
 /// Sets the visibility of a given room in the room directory.
-#[tracing::instrument(skip_all, fields(%client), name = "room_directory", level = "info")]
+#[tracing::instrument(skip_all, name = "room_directory", level = "info")]
 pub(crate) async fn set_room_visibility_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<set_room_visibility::v3::Request>,
 ) -> Result<set_room_visibility::v3::Response> {
 	let sender_user = body.identity.expect_sender_user()?;

src/api/client/media.rs

@@ -1,7 +1,6 @@
 use std::time::Duration;
 
 use axum::extract::State;
-use axum_client_ip::ClientIp;
 use conduwuit::{
 	Err, Result, err,
 	utils::{self, content_disposition::make_content_disposition, math::ruma_from_usize},
@@ -42,15 +41,8 @@ pub(crate) async fn get_media_config_route(
 ///
 /// - Some metadata will be saved in the database
 /// - Media will be saved in the media/ directory
-#[tracing::instrument(
-	name = "media_upload",
-	level = "debug",
-	skip_all,
-	fields(%client),
-)]
 pub(crate) async fn create_content_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<create_content::v3::Request>,
 ) -> Result<create_content::v3::Response> {
 	let user = body.identity.expect_sender_user()?;
@@ -81,15 +73,8 @@ pub(crate) async fn create_content_route(
 /// # `GET /_matrix/client/v1/media/thumbnail/{serverName}/{mediaId}`
 ///
 /// Load media thumbnail from our server or over federation.
-#[tracing::instrument(
-	name = "media_thumbnail_get",
-	level = "debug",
-	skip_all,
-	fields(%client),
-)]
 pub(crate) async fn get_content_thumbnail_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<get_content_thumbnail::v1::Request>,
 ) -> Result<get_content_thumbnail::v1::Response> {
 	let user = body.identity.expect_sender_user()?;
@@ -131,15 +116,8 @@ pub(crate) async fn get_content_thumbnail_route(
 /// # `GET /_matrix/client/v1/media/download/{serverName}/{mediaId}`
 ///
 /// Load media from our server or over federation.
-#[tracing::instrument(
-	name = "media_get",
-	level = "debug",
-	skip_all,
-	fields(%client),
-)]
 pub(crate) async fn get_content_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<get_content::v1::Request>,
 ) -> Result<get_content::v1::Response> {
 	let user = body.identity.expect_sender_user()?;
@@ -178,15 +156,8 @@ pub(crate) async fn get_content_route(
 /// # `GET /_matrix/client/v1/media/download/{serverName}/{mediaId}/{fileName}`
 ///
 /// Load media from our server or over federation as fileName.
-#[tracing::instrument(
-	name = "media_get_af",
-	level = "debug",
-	skip_all,
-	fields(%client),
-)]
 pub(crate) async fn get_content_as_filename_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<get_content_as_filename::v1::Request>,
 ) -> Result<get_content_as_filename::v1::Response> {
 	let user = body.identity.expect_sender_user()?;
@@ -229,15 +200,8 @@ pub(crate) async fn get_content_as_filename_route(
 /// # `GET /_matrix/client/v1/media/preview_url`
 ///
 /// Returns URL preview.
-#[tracing::instrument(
-	name = "url_preview",
-	level = "debug",
-	skip_all,
-	fields(%client),
-)]
 pub(crate) async fn get_media_preview_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<get_media_preview::v1::Request>,
 ) -> Result<get_media_preview::v1::Response> {
 	let sender_user = body.identity.expect_sender_user()?;

src/api/client/media_legacy.rs

@@ -1,7 +1,6 @@
 #![allow(deprecated)]
 
 use axum::extract::State;
-use axum_client_ip::ClientIp;
 use conduwuit::{
 	Err, Result, err,
 	utils::{content_disposition::make_content_disposition, math::ruma_from_usize},
@@ -50,10 +49,8 @@ pub(crate) async fn get_media_config_legacy_legacy_route(
 /// # `GET /_matrix/media/v3/preview_url`
 ///
 /// Returns URL preview.
-#[tracing::instrument(skip_all, fields(%client), name = "url_preview_legacy", level = "debug")]
 pub(crate) async fn get_media_preview_legacy_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<get_media_preview::v3::Request>,
 ) -> Result<get_media_preview::v3::Response> {
 	let sender_user = body.identity.expect_sender_user()?;
@@ -95,10 +92,9 @@ pub(crate) async fn get_media_preview_legacy_route(
 /// Returns URL preview.
 pub(crate) async fn get_media_preview_legacy_legacy_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<get_media_preview::v3::Request>,
 ) -> Result<RumaResponse<get_media_preview::v3::Response>> {
-	get_media_preview_legacy_route(State(services), ClientIp(client), body)
+	get_media_preview_legacy_route(State(services), body)
 		.await
 		.map(RumaResponse)
 }
@@ -115,10 +111,9 @@ pub(crate) async fn get_media_preview_legacy_legacy_route(
 /// - Media will be saved in the media/ directory
 pub(crate) async fn create_content_legacy_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<create_content::v3::Request>,
 ) -> Result<RumaResponse<create_content::v3::Response>> {
-	create_content_route(State(services), ClientIp(client), body)
+	create_content_route(State(services), body)
 		.await
 		.map(RumaResponse)
 }
@@ -131,10 +126,8 @@ pub(crate) async fn create_content_legacy_route(
 /// - Only redirects if `allow_redirect` is true
 /// - Uses client-provided `timeout_ms` if available, else defaults to 20
 ///   seconds
-#[tracing::instrument(skip_all, fields(%client), name = "media_get_legacy", level = "debug")]
 pub(crate) async fn get_content_legacy_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<get_content::v3::Request>,
 ) -> Result<get_content::v3::Response> {
 	let mxc = Mxc {
@@ -209,13 +202,11 @@ pub(crate) async fn get_content_legacy_route(
 /// - Only redirects if `allow_redirect` is true
 /// - Uses client-provided `timeout_ms` if available, else defaults to 20
 ///   seconds
-#[tracing::instrument(skip_all, fields(%client), name = "media_get_legacy", level = "debug")]
 pub(crate) async fn get_content_legacy_legacy_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<get_content::v3::Request>,
 ) -> Result<RumaResponse<get_content::v3::Response>> {
-	get_content_legacy_route(State(services), ClientIp(client), body)
+	get_content_legacy_route(State(services), body)
 		.await
 		.map(RumaResponse)
 }
@@ -228,10 +219,8 @@ pub(crate) async fn get_content_legacy_legacy_route(
 /// - Only redirects if `allow_redirect` is true
 /// - Uses client-provided `timeout_ms` if available, else defaults to 20
 ///   seconds
-#[tracing::instrument(skip_all, fields(%client), name = "media_get_legacy", level = "debug")]
 pub(crate) async fn get_content_as_filename_legacy_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<get_content_as_filename::v3::Request>,
 ) -> Result<get_content_as_filename::v3::Response> {
 	let mxc = Mxc {
@@ -307,10 +296,9 @@ pub(crate) async fn get_content_as_filename_legacy_route(
 ///   seconds
 pub(crate) async fn get_content_as_filename_legacy_legacy_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<get_content_as_filename::v3::Request>,
 ) -> Result<RumaResponse<get_content_as_filename::v3::Response>> {
-	get_content_as_filename_legacy_route(State(services), ClientIp(client), body)
+	get_content_as_filename_legacy_route(State(services), body)
 		.await
 		.map(RumaResponse)
 }
@@ -323,10 +311,8 @@ pub(crate) async fn get_content_as_filename_legacy_legacy_route(
 /// - Only redirects if `allow_redirect` is true
 /// - Uses client-provided `timeout_ms` if available, else defaults to 20
 ///   seconds
-#[tracing::instrument(skip_all, fields(%client), name = "media_thumbnail_get_legacy", level = "debug")]
 pub(crate) async fn get_content_thumbnail_legacy_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<get_content_thumbnail::v3::Request>,
 ) -> Result<get_content_thumbnail::v3::Response> {
 	let mxc = Mxc {
@@ -404,10 +390,9 @@ pub(crate) async fn get_content_thumbnail_legacy_route(
 ///   seconds
 pub(crate) async fn get_content_thumbnail_legacy_legacy_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<get_content_thumbnail::v3::Request>,
 ) -> Result<RumaResponse<get_content_thumbnail::v3::Response>> {
-	get_content_thumbnail_legacy_route(State(services), ClientIp(client), body)
+	get_content_thumbnail_legacy_route(State(services), body)
 		.await
 		.map(RumaResponse)
 }

src/api/client/membership/invite.rs

@@ -1,5 +1,4 @@
 use axum::extract::State;
-use axum_client_ip::ClientIp;
 use conduwuit::{
 	Err, Result, debug_error, err, info,
 	matrix::{event::gen_event_id_canonical_json, pdu::PartialPdu},
@@ -23,10 +22,9 @@
 /// # `POST /_matrix/client/r0/rooms/{roomId}/invite`
 ///
 /// Tries to send an invite event into the room.
-#[tracing::instrument(skip_all, fields(%client), name = "invite", level = "info")]
+#[tracing::instrument(skip_all, name = "invite", level = "info")]
 pub(crate) async fn invite_user_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<invite_user::v3::Request>,
 ) -> Result<invite_user::v3::Response> {
 	let sender_user = body.identity.expect_sender_user()?;
@@ -42,14 +40,8 @@ pub(crate) async fn invite_user_route(
 		return Err!(Request(Forbidden("Invites are not allowed on this server.")));
 	}
 
-	banned_room_check(
-		&services,
-		sender_user,
-		Some(&body.room_id),
-		body.room_id.server_name(),
-		client,
-	)
-	.await?;
+	banned_room_check(&services, sender_user, Some(&body.room_id), body.room_id.server_name())
+		.await?;
 
 	match &body.recipient {
 		| invite_user::v3::InvitationRecipient::UserId(InviteUserId {

src/api/client/membership/join.rs

@@ -1,5 +1,4 @@
 use axum::extract::State;
-use axum_client_ip::ClientIp;
 use conduwuit::{
 	Err, Result, debug,
 	result::FlatOk,
@@ -22,10 +21,9 @@
 ///   rules locally
 /// - If the server does not know about the room: asks other servers over
 ///   federation
-#[tracing::instrument(skip_all, fields(%client), name = "join", level = "info")]
+#[tracing::instrument(skip_all, name = "join", level = "info")]
 pub(crate) async fn join_room_by_id_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<join_room_by_id::v3::Request>,
 ) -> Result<join_room_by_id::v3::Response> {
 	let sender_user = body.identity.expect_sender_user()?;
@@ -33,14 +31,8 @@ pub(crate) async fn join_room_by_id_route(
 		return Err!(Request(UserSuspended("You cannot perform this action while suspended.")));
 	}
 
-	banned_room_check(
-		&services,
-		sender_user,
-		Some(&body.room_id),
-		body.room_id.server_name(),
-		client,
-	)
-	.await?;
+	banned_room_check(&services, sender_user, Some(&body.room_id), body.room_id.server_name())
+		.await?;
 
 	// There is no body.server_name for /roomId/join
 	let mut servers: Vec<_> = services
@@ -91,10 +83,9 @@ pub(crate) async fn join_room_by_id_route(
 /// - If the server does not know about the room: use the server name query
 ///   param if specified. if not specified, asks other servers over federation
 ///   via room alias server name and room ID server name
-#[tracing::instrument(skip_all, fields(%client), name = "join", level = "info")]
+#[tracing::instrument(skip_all, name = "join", level = "info")]
 pub(crate) async fn join_room_by_id_or_alias_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<join_room_by_id_or_alias::v3::Request>,
 ) -> Result<join_room_by_id_or_alias::v3::Response> {
 	let sender_user = body.identity.expect_sender_user()?;
@@ -105,15 +96,9 @@ pub(crate) async fn join_room_by_id_or_alias_route(
 
 	let (servers, room_id) = match OwnedRoomId::try_from(body.room_id_or_alias.clone()) {
 		| Ok(room_id) => {
-			banned_room_check(
-				&services,
-				sender_user,
-				Some(&room_id),
-				room_id.server_name(),
-				client,
-			)
-			.boxed()
-			.await?;
+			banned_room_check(&services, sender_user, Some(&room_id), room_id.server_name())
+				.boxed()
+				.await?;
 
 			let mut servers = body.via.clone();
 			if servers.is_empty() {
@@ -159,7 +144,6 @@ pub(crate) async fn join_room_by_id_or_alias_route(
 				sender_user,
 				Some(&room_id),
 				Some(room_alias.server_name()),
-				client,
 			)
 			.await?;
 

src/api/client/membership/knock.rs

@@ -1,7 +1,6 @@
 use std::{borrow::Borrow, collections::HashMap, iter::once, sync::Arc};
 
 use axum::extract::State;
-use axum_client_ip::ClientIp;
 use conduwuit::{
 	Err, Result, debug, debug_info, debug_warn, err, info,
 	matrix::{
@@ -45,10 +44,9 @@
 /// # `POST /_matrix/client/*/knock/{roomIdOrAlias}`
 ///
 /// Tries to knock the room to ask permission to join for the sender user.
-#[tracing::instrument(skip_all, fields(%client), name = "knock", level = "info")]
+#[tracing::instrument(skip_all, name = "knock", level = "info")]
 pub(crate) async fn knock_room_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<knock_room::v3::Request>,
 ) -> Result<knock_room::v3::Response> {
 	let sender_user = body.identity.expect_sender_user()?;
@@ -59,14 +57,8 @@ pub(crate) async fn knock_room_route(
 
 	let (servers, room_id) = match OwnedRoomId::try_from(body.room_id_or_alias.clone()) {
 		| Ok(room_id) => {
-			banned_room_check(
-				&services,
-				sender_user,
-				Some(&room_id),
-				room_id.server_name(),
-				client,
-			)
-			.await?;
+			banned_room_check(&services, sender_user, Some(&room_id), room_id.server_name())
+				.await?;
 
 			let mut servers = body.via.clone();
 			servers.extend(
@@ -109,7 +101,6 @@ pub(crate) async fn knock_room_route(
 				sender_user,
 				Some(&room_id),
 				Some(room_alias.server_name()),
-				client,
 			)
 			.await?;
 

src/api/client/membership/mod.rs

@@ -8,8 +8,6 @@
 mod members;
 mod unban;
 
-use std::net::IpAddr;
-
 use axum::extract::State;
 use conduwuit::{Err, Result, warn};
 use futures::{FutureExt, StreamExt};
@@ -58,7 +56,6 @@ pub(crate) async fn banned_room_check(
 	user_id: &UserId,
 	room_id: Option<&RoomId>,
 	server_name: Option<&ServerName>,
-	client_ip: IpAddr,
 ) -> Result {
 	if services.users.is_admin(user_id).await {
 		return Ok(());
@@ -85,7 +82,7 @@ pub(crate) async fn banned_room_check(
 						.admin
 						.send_text(&format!(
 							"Automatically deactivating user {user_id} due to attempted banned \
-							 room join from IP {client_ip}"
+							 room join"
 						))
 						.await;
 				}
@@ -121,7 +118,7 @@ pub(crate) async fn banned_room_check(
 						.admin
 						.send_text(&format!(
 							"Automatically deactivating user {user_id} due to attempted banned \
-							 room join from IP {client_ip}"
+							 room join"
 						))
 						.await;
 				}

src/api/client/message.rs

@@ -72,7 +72,7 @@
 ///   where the user was joined, depending on `history_visibility`)
 pub(crate) async fn get_message_events_route(
 	State(services): State<crate::State>,
-	ClientIp(client_ip): ClientIp,
+	ClientIp(client_ip): ClientIp, // NOTE: Required for updating device metadata
 	body: Ruma<get_message_events::v3::Request>,
 ) -> Result<get_message_events::v3::Response> {
 	let sender_user = body.identity.expect_sender_user()?;

src/api/client/read_marker.rs

@@ -117,7 +117,7 @@ pub(crate) async fn set_read_marker_route(
 /// Sets private read marker and public read receipt EDU.
 pub(crate) async fn create_receipt_route(
 	State(services): State<crate::State>,
-	ClientIp(client_ip): ClientIp,
+	ClientIp(client_ip): ClientIp, // NOTE: Required for updating device metadata
 	body: Ruma<create_receipt::v3::Request>,
 ) -> Result<create_receipt::v3::Response> {
 	let sender_user = body.identity.expect_sender_user()?;

src/api/client/redact.rs

@@ -14,7 +14,7 @@
 /// - TODO: Handle txn id
 pub(crate) async fn redact_event_route(
 	State(services): State<crate::State>,
-	ClientIp(client_ip): ClientIp,
+	ClientIp(client_ip): ClientIp, // NOTE: required for updating device metadata
 	body: Ruma<redact_event::v3::Request>,
 ) -> Result<redact_event::v3::Response> {
 	let sender_user = body.identity.expect_sender_user()?;

src/api/client/report.rs

@@ -1,7 +1,6 @@
 use std::{fmt::Write as _, time::Duration};
 
 use axum::extract::State;
-use axum_client_ip::ClientIp;
 use conduwuit::{Err, Event, Result, debug_info, info, matrix::pdu::PduEvent, utils::ReadyExt};
 use conduwuit_service::Services;
 use ruma::{
@@ -30,10 +29,9 @@ struct Report {
 /// # `POST /_matrix/client/v3/rooms/{roomId}/report`
 ///
 /// Reports an abusive room to homeserver admins
-#[tracing::instrument(skip_all, fields(%client), name = "report_room", level = "info")]
+#[tracing::instrument(skip_all, name = "report_room", level = "info")]
 pub(crate) async fn report_room_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<report_room::v3::Request>,
 ) -> Result<report_room::v3::Response> {
 	let sender_user = body.identity.expect_sender_user()?;
@@ -85,10 +83,9 @@ pub(crate) async fn report_room_route(
 /// # `POST /_matrix/client/v3/rooms/{roomId}/report/{eventId}`
 ///
 /// Reports an inappropriate event to homeserver admins
-#[tracing::instrument(skip_all, fields(%client), name = "report_event", level = "info")]
+#[tracing::instrument(skip_all, name = "report_event", level = "info")]
 pub(crate) async fn report_event_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<report_content::v3::Request>,
 ) -> Result<report_content::v3::Response> {
 	// user authentication
@@ -129,10 +126,9 @@ pub(crate) async fn report_event_route(
 	Ok(report_content::v3::Response::new())
 }
 
-#[tracing::instrument(skip_all, fields(%client), name = "report_user", level = "info")]
+#[tracing::instrument(skip_all, name = "report_user", level = "info")]
 pub(crate) async fn report_user_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<report_user::v3::Request>,
 ) -> Result<report_user::v3::Response> {
 	let sender_user = body.identity.expect_sender_user()?;

src/api/client/room/summary.rs

@@ -1,5 +1,4 @@
 use axum::extract::State;
-use axum_client_ip::ClientIp;
 use conduwuit::{Err, Result};
 use ruma::api::client::room::get_summary;
 use service::rooms::summary::Accessibility;
@@ -9,10 +8,9 @@
 /// # `GET /_matrix/client/v1/room_summary/{roomIdOrAlias}`
 ///
 /// Returns a short description of the state of a room.
-#[tracing::instrument(skip_all, fields(%client), name = "room_summary", level = "info")]
+#[tracing::instrument(skip_all, name = "room_summary", level = "info")]
 pub(crate) async fn get_room_summary(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<get_summary::v1::Request>,
 ) -> Result<get_summary::v1::Response> {
 	let (room_id, servers) = services

src/api/client/send.rs

@@ -19,7 +19,7 @@
 ///   allowed
 pub(crate) async fn send_message_event_route(
 	State(services): State<crate::State>,
-	ClientIp(client_ip): ClientIp,
+	ClientIp(client_ip): ClientIp, // NOTE: required for updating device metadata
 	body: Ruma<send_message_event::v3::Request>,
 ) -> Result<send_message_event::v3::Response> {
 	let sender_user = body.identity.expect_sender_user()?;

src/api/client/session.rs

@@ -37,10 +37,9 @@
 ///
 /// Get the supported login types of this server. One of these should be used as
 /// the `type` field when logging in.
-#[tracing::instrument(skip_all, fields(%client), name = "login", level = "info")]
+#[tracing::instrument(skip_all, name = "login", level = "info")]
 pub(crate) async fn get_login_types_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	_body: Ruma<get_login_types::v3::Request>,
 ) -> Result<get_login_types::v3::Response> {
 	if !services.config.oauth.compatibility_mode().uiaa_available() {
@@ -114,10 +113,10 @@ pub async fn handle_login(
 /// Note: You can use [`GET
 /// /_matrix/client/r0/login`](fn.get_supported_versions_route.html) to see
 /// supported login types.
-#[tracing::instrument(skip_all, fields(%client), name = "login", level = "info")]
+#[tracing::instrument(skip_all, name = "login", level = "info")]
 pub(crate) async fn login_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
+	ClientIp(client): ClientIp, // NOTE: Required for device metadata
 	body: Ruma<login::v3::Request>,
 ) -> Result<login::v3::Response> {
 	if !services.config.oauth.compatibility_mode().uiaa_available() {
@@ -255,10 +254,9 @@ pub(crate) async fn login_route(
 /// to log in with the m.login.token flow.
 ///
 /// <https://spec.matrix.org/v1.13/client-server-api/#post_matrixclientv1loginget_token>
-#[tracing::instrument(skip_all, fields(%client), name = "login_token", level = "info")]
+#[tracing::instrument(skip_all, name = "login_token", level = "info")]
 pub(crate) async fn login_token_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<get_login_token::v1::Request>,
 ) -> Result<get_login_token::v1::Response> {
 	if !services.config.login_via_existing_session {
@@ -291,10 +289,9 @@ pub(crate) async fn login_token_route(
 ///   last seen ts)
 /// - Forgets to-device events
 /// - Triggers device list updates
-#[tracing::instrument(skip_all, fields(%client), name = "logout", level = "info")]
+#[tracing::instrument(skip_all, name = "logout", level = "info")]
 pub(crate) async fn logout_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<logout::v3::Request>,
 ) -> Result<logout::v3::Response> {
 	let sender_user = body.identity.expect_sender_user()?;
@@ -339,10 +336,9 @@ pub(crate) async fn logout_route(
 /// Note: This is equivalent to calling [`GET
 /// /_matrix/client/r0/logout`](fn.logout_route.html) from each device of this
 /// user.
-#[tracing::instrument(skip_all, fields(%client), name = "logout", level = "info")]
+#[tracing::instrument(skip_all, name = "logout", level = "info")]
 pub(crate) async fn logout_all_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<logout_all::v3::Request>,
 ) -> Result<logout_all::v3::Response> {
 	let sender_user = body.identity.expect_sender_user()?;

src/api/client/state.rs

@@ -35,7 +35,7 @@
 /// Sends a state event into the room.
 pub(crate) async fn send_state_event_for_key_route(
 	State(services): State<crate::State>,
-	ClientIp(ip): ClientIp,
+	ClientIp(ip): ClientIp, // NOTE: Required for updating device metadata
 	body: Ruma<send_state_event::v3::Request>,
 ) -> Result<send_state_event::v3::Response> {
 	let sender_user = body.identity.expect_sender_user()?;
@@ -72,7 +72,7 @@ pub(crate) async fn send_state_event_for_key_route(
 /// Sends a state event into the room.
 pub(crate) async fn send_state_event_for_empty_key_route(
 	State(services): State<crate::State>,
-	ClientIp(ip): ClientIp,
+	ClientIp(ip): ClientIp, // NOTE: Required for updating device metadata
 	body: Ruma<send_state_event::v3::Request>,
 ) -> Result<RumaResponse<send_state_event::v3::Response>> {
 	send_state_event_for_key_route(State(services), ClientIp(ip), body)

src/api/client/sync/v3/mod.rs

@@ -181,7 +181,7 @@ fn lazy_loading_enabled(&self) -> bool {
 )]
 pub(crate) async fn sync_events_route(
 	State(services): State<crate::State>,
-	ClientIp(client_ip): ClientIp,
+	ClientIp(client_ip): ClientIp, // NOTE: Required for updating device metadata
 	body: Ruma<sync_events::v3::Request>,
 ) -> Result<sync_events::v3::Response> {
 	let sender_user = body.identity.expect_sender_user()?;

src/api/client/sync/v5.rs

@@ -67,7 +67,7 @@
 /// [MSC4186]: https://github.com/matrix-org/matrix-spec-proposals/pull/4186
 pub(crate) async fn sync_events_v5_route(
 	State(ref services): State<crate::State>,
-	ClientIp(client_ip): ClientIp,
+	ClientIp(client_ip): ClientIp, // NOTE: Required for updating device metadata
 	body: Ruma<sync_events::v5::Request>,
 ) -> Result<sync_events::v5::Response> {
 	let sender_user = body.identity.expect_sender_user()?;

src/api/client/typing.rs

@@ -10,7 +10,7 @@
 /// Sets the typing state of the sender user.
 pub(crate) async fn create_typing_event_route(
 	State(services): State<crate::State>,
-	ClientIp(ip): ClientIp,
+	ClientIp(ip): ClientIp, // NOTE: Required for updating device metadata
 	body: Ruma<create_typing_event::v3::Request>,
 ) -> Result<create_typing_event::v3::Response> {
 	use create_typing_event::v3::Typing;

src/api/server/invite.rs

@@ -1,7 +1,6 @@
 use std::collections::{HashMap, hash_map::Entry};
 
 use axum::extract::State;
-use axum_client_ip::ClientIp;
 use base64::{Engine as _, engine::general_purpose};
 use conduwuit::{
 	Err, Error, EventTypeExt, PduEvent, Result, debug, err, error,
@@ -28,10 +27,9 @@
 /// # `PUT /_matrix/federation/v2/invite/{roomId}/{eventId}`
 ///
 /// Invites a remote user to a room.
-#[tracing::instrument(skip_all, fields(%client), name = "invite", level = "info")]
+#[tracing::instrument(skip_all, name = "invite", level = "info")]
 pub(crate) async fn create_invite_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<create_invite::v2::Request>,
 ) -> Result<create_invite::v2::Response> {
 	if !services.server.supported_room_version(&body.room_version) {

src/api/server/media.rs

@@ -1,5 +1,4 @@
 use axum::extract::State;
-use axum_client_ip::ClientIp;
 use conduwuit::{Err, Result, utils::content_disposition::make_content_disposition};
 use conduwuit_service::media::{Dim, FileMeta};
 use ruma::api::federation::authenticated_media::{
@@ -12,15 +11,9 @@
 /// # `GET /_matrix/federation/v1/media/download/{mediaId}`
 ///
 /// Load media from our server.
-#[tracing::instrument(
-	name = "media_get",
-	level = "debug",
-	skip_all,
-	fields(%client)
-)]
+#[tracing::instrument(name = "media_get", level = "debug", skip_all)]
 pub(crate) async fn get_content_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<get_content::v1::Request>,
 ) -> Result<get_content::v1::Response> {
 	let mxc = Mxc {
@@ -54,15 +47,9 @@ pub(crate) async fn get_content_route(
 /// # `GET /_matrix/federation/v1/media/thumbnail/{mediaId}`
 ///
 /// Load media thumbnail from our server.
-#[tracing::instrument(
-	name = "media_thumbnail_get",
-	level = "debug",
-	skip_all,
-	fields(%client)
-)]
+#[tracing::instrument(name = "media_thumbnail_get", level = "debug", skip_all)]
 pub(crate) async fn get_content_thumbnail_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<get_content_thumbnail::v1::Request>,
 ) -> Result<get_content_thumbnail::v1::Response> {
 	let dim = Dim::from_ruma(body.width, body.height, body.method.clone())?;

src/api/server/publicrooms.rs

@@ -1,5 +1,4 @@
 use axum::extract::State;
-use axum_client_ip::ClientIp;
 use conduwuit::{Err, Result, err};
 use ruma::{
 	api::federation::directory::{get_public_rooms, get_public_rooms_filtered},
@@ -12,10 +11,9 @@
 /// # `POST /_matrix/federation/v1/publicRooms`
 ///
 /// Lists the public rooms on this server.
-#[tracing::instrument(name = "publicrooms", level = "debug", skip_all, fields(%client))]
+#[tracing::instrument(name = "publicrooms", level = "debug", skip_all)]
 pub(crate) async fn get_public_rooms_filtered_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<get_public_rooms_filtered::v1::Request>,
 ) -> Result<get_public_rooms_filtered::v1::Response> {
 	if !services
@@ -48,10 +46,9 @@ pub(crate) async fn get_public_rooms_filtered_route(
 /// # `GET /_matrix/federation/v1/publicRooms`
 ///
 /// Lists the public rooms on this server.
-#[tracing::instrument(name = "publicrooms", level = "debug", skip_all, fields(%client))]
+#[tracing::instrument(name = "publicrooms", level = "debug", skip_all)]
 pub(crate) async fn get_public_rooms_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<get_public_rooms::v1::Request>,
 ) -> Result<get_public_rooms::v1::Response> {
 	if !services

src/api/server/send.rs

@@ -1,11 +1,9 @@
 use std::{
 	collections::{BTreeMap, HashMap},
-	net::IpAddr,
 	time::{Duration, Instant},
 };
 
 use axum::extract::State;
-use axum_client_ip::ClientIp;
 use conduwuit::{
 	Err, Error, Result, debug, debug_error, debug_warn, err, error,
 	result::LogErr,
@@ -57,7 +55,6 @@
 /// Push EDUs and PDUs to this server.
 pub(crate) async fn send_transaction_message_route(
 	State(services): State<crate::State>,
-	ClientIp(client): ClientIp,
 	body: Ruma<send_transaction_message::v1::Request>,
 ) -> Result<send_transaction_message::v1::Response> {
 	if body.identity != body.body.origin {
@@ -98,7 +95,7 @@ pub(crate) async fn send_transaction_message_route(
 			services
 				.server
 				.runtime()
-				.spawn(process_inbound_transaction(services, body, client, txn_key, sender));
+				.spawn(process_inbound_transaction(services, body, txn_key, sender));
 			// and wait for it
 			wait_for_result(receiver).await
 		},
@@ -141,7 +138,6 @@ async fn wait_for_result(
 async fn process_inbound_transaction(
 	services: crate::State,
 	body: Ruma<send_transaction_message::v1::Request>,
-	client: IpAddr,
 	txn_key: TxnKey,
 	sender: Sender<WrappedTransactionResponse>,
 ) {
@@ -163,7 +159,7 @@ async fn process_inbound_transaction(
 		.stream();
 
 	debug!(pdus = body.pdus.len(), edus = body.edus.len(), "Processing transaction",);
-	let results = match handle(&services, &client, &body.identity, pdus, edus).await {
+	let results = match handle(&services, &body.identity, pdus, edus).await {
 		| Ok(results) => results,
 		| Err(err) => {
 			fail_federation_txn(services, &txn_key, &sender, err);
@@ -236,7 +232,6 @@ fn transaction_error_to_response(err: &TransactionError) -> Error {
 }
 async fn handle(
 	services: &Services,
-	client: &IpAddr,
 	origin: &ServerName,
 	pdus: impl Stream<Item = Pdu> + Send,
 	edus: impl Stream<Item = Edu> + Send,
@@ -257,7 +252,7 @@ async fn handle(
 		.into_iter()
 		.try_stream()
 		.broad_and_then(|(room_id, pdus): (_, Vec<_>)| {
-			handle_room(services, client, origin, room_id, pdus.into_iter())
+			handle_room(services, origin, room_id, pdus.into_iter())
 				.map_ok(Vec::into_iter)
 				.map_ok(IterStream::try_stream)
 		})
@@ -267,7 +262,7 @@ async fn handle(
 		.await?;
 
 	// Evaluate EDUs after PDUs in case some of the PDUs then forbid some EDUs.
-	edus.for_each_concurrent(automatic_width(), |edu| handle_edu(services, client, origin, edu))
+	edus.for_each_concurrent(automatic_width(), |edu| handle_edu(services, origin, edu))
 		.boxed()
 		.await;
 
@@ -276,7 +271,6 @@ async fn handle(
 
 async fn handle_room(
 	services: &Services,
-	_client: &IpAddr,
 	origin: &ServerName,
 	room_id: OwnedRoomId,
 	pdus: impl Iterator<Item = Pdu> + Send,
@@ -323,25 +317,25 @@ async fn handle_room(
 	Ok(results)
 }
 
-async fn handle_edu(services: &Services, client: &IpAddr, origin: &ServerName, edu: Edu) {
+async fn handle_edu(services: &Services, origin: &ServerName, edu: Edu) {
 	match edu {
 		| Edu::Presence(presence) if services.server.config.allow_incoming_presence =>
-			handle_edu_presence(services, client, origin, presence).await,
+			handle_edu_presence(services, origin, presence).await,
 
 		| Edu::Receipt(receipt) if services.server.config.allow_incoming_read_receipts =>
-			handle_edu_receipt(services, client, origin, receipt).await,
+			handle_edu_receipt(services, origin, receipt).await,
 
 		| Edu::Typing(typing) if services.server.config.allow_incoming_typing =>
-			handle_edu_typing(services, client, origin, typing).await,
+			handle_edu_typing(services, origin, typing).await,
 
 		| Edu::DeviceListUpdate(content) =>
-			handle_edu_device_list_update(services, client, origin, content).await,
+			handle_edu_device_list_update(services, origin, content).await,
 
 		| Edu::DirectToDevice(content) =>
-			handle_edu_direct_to_device(services, client, origin, content).await,
+			handle_edu_direct_to_device(services, origin, content).await,
 
 		| Edu::SigningKeyUpdate(content) =>
-			handle_edu_signing_key_update(services, client, origin, content).await,
+			handle_edu_signing_key_update(services, origin, content).await,
 
 		| Edu::_Custom(ref _custom) => debug_warn!(?edu, "received custom/unknown EDU"),
 
@@ -351,7 +345,6 @@ async fn handle_edu(services: &Services, client: &IpAddr, origin: &ServerName, e
 
 async fn handle_edu_presence(
 	services: &Services,
-	_client: &IpAddr,
 	origin: &ServerName,
 	presence: PresenceContent,
 ) {
@@ -392,12 +385,7 @@ async fn handle_edu_presence_update(
 		.ok();
 }
 
-async fn handle_edu_receipt(
-	services: &Services,
-	_client: &IpAddr,
-	origin: &ServerName,
-	receipt: ReceiptContent,
-) {
+async fn handle_edu_receipt(services: &Services, origin: &ServerName, receipt: ReceiptContent) {
 	receipt
 		.receipts
 		.into_iter()
@@ -492,12 +480,7 @@ async fn handle_edu_receipt_room_user(
 		.await;
 }
 
-async fn handle_edu_typing(
-	services: &Services,
-	_client: &IpAddr,
-	origin: &ServerName,
-	typing: TypingContent,
-) {
+async fn handle_edu_typing(services: &Services, origin: &ServerName, typing: TypingContent) {
 	if typing.user_id.server_name() != origin {
 		debug_warn!(
 			%typing.user_id, %origin,
@@ -557,7 +540,6 @@ async fn handle_edu_typing(
 
 async fn handle_edu_device_list_update(
 	services: &Services,
-	_client: &IpAddr,
 	origin: &ServerName,
 	content: DeviceListUpdateContent,
 ) {
@@ -576,7 +558,6 @@ async fn handle_edu_device_list_update(
 
 async fn handle_edu_direct_to_device(
 	services: &Services,
-	_client: &IpAddr,
 	origin: &ServerName,
 	content: DirectDeviceContent,
 ) {
@@ -696,7 +677,6 @@ async fn handle_edu_direct_to_device_event(
 
 async fn handle_edu_signing_key_update(
 	services: &Services,
-	_client: &IpAddr,
 	origin: &ServerName,
 	content: SigningKeyUpdateContent,
 ) {

src/core/config/mod.rs

@@ -2115,12 +2115,10 @@ pub struct Config {
 	pub stream_amplification: usize,
 
 	/// Number of sender task workers; determines sender parallelism. Default is
-	/// '0' which means the value is determined internally, likely matching the
-	/// number of tokio worker-threads or number of cores, etc. Override by
-	/// setting a non-zero value.
+	/// core count. Override by setting a different value.
 	///
-	/// default: 0
-	#[serde(default)]
+	/// default: core count
+	#[serde(default = "default_sender_workers")]
 	pub sender_workers: usize,
 
 	/// Enables listener sockets; can be set to false to disable listening. This
@@ -2689,45 +2687,47 @@ fn default_database_backups_to_keep() -> i16 { 1 }
 
 fn default_db_write_buffer_capacity_mb() -> f64 { 48.0 + parallelism_scaled_f64(4.0) }
 
-fn default_db_cache_capacity_mb() -> f64 { 128.0 + parallelism_scaled_f64(64.0) }
+fn default_db_cache_capacity_mb() -> f64 { 512.0 + parallelism_scaled_f64(512.0) }
 
-fn default_pdu_cache_capacity() -> u32 { parallelism_scaled_u32(10_000).saturating_add(100_000) }
+fn default_pdu_cache_capacity() -> u32 { parallelism_scaled_u32(50_000).saturating_add(100_000) }
 
 fn default_cache_capacity_modifier() -> f64 { 1.0 }
 
 fn default_auth_chain_cache_capacity() -> u32 {
-	parallelism_scaled_u32(10_000).saturating_add(100_000)
-}
-
-fn default_shorteventid_cache_capacity() -> u32 {
 	parallelism_scaled_u32(50_000).saturating_add(100_000)
 }
 
+fn default_shorteventid_cache_capacity() -> u32 {
+	parallelism_scaled_u32(100_000).saturating_add(100_000)
+}
+
 fn default_eventidshort_cache_capacity() -> u32 {
-	parallelism_scaled_u32(25_000).saturating_add(100_000)
+	parallelism_scaled_u32(50_000).saturating_add(100_000)
 }
 
 fn default_eventid_pdu_cache_capacity() -> u32 {
-	parallelism_scaled_u32(25_000).saturating_add(100_000)
+	parallelism_scaled_u32(50_000).saturating_add(100_000)
 }
 
 fn default_shortstatekey_cache_capacity() -> u32 {
-	parallelism_scaled_u32(10_000).saturating_add(100_000)
+	parallelism_scaled_u32(100_000).saturating_add(100_000)
 }
 
 fn default_statekeyshort_cache_capacity() -> u32 {
-	parallelism_scaled_u32(10_000).saturating_add(100_000)
+	parallelism_scaled_u32(50_000).saturating_add(100_000)
 }
 
 fn default_servernameevent_data_cache_capacity() -> u32 {
-	parallelism_scaled_u32(100_000).saturating_add(500_000)
+	parallelism_scaled_u32(100_000).saturating_add(100_000)
 }
 
-fn default_stateinfo_cache_capacity() -> u32 { parallelism_scaled_u32(100) }
+fn default_stateinfo_cache_capacity() -> u32 { parallelism_scaled_u32(500).clamp(100, 12000) }
 
-fn default_roomid_spacehierarchy_cache_capacity() -> u32 { parallelism_scaled_u32(1000) }
+fn default_roomid_spacehierarchy_cache_capacity() -> u32 {
+	parallelism_scaled_u32(500).clamp(100, 12000)
+}
 
-fn default_dns_cache_entries() -> u32 { 32768 }
+fn default_dns_cache_entries() -> u32 { 327_680 }
 
 fn default_dns_min_ttl() -> u64 { 60 * 180 }
 
@@ -2937,15 +2937,26 @@ fn default_admin_log_capture() -> String {
 
 fn default_admin_room_tag() -> String { "m.server_notice".to_owned() }
 
+#[must_use]
 #[allow(clippy::as_conversions, clippy::cast_precision_loss)]
-fn parallelism_scaled_f64(val: f64) -> f64 { val * (sys::available_parallelism() as f64) }
+pub fn parallelism_scaled_f64(val: f64) -> f64 { val * (sys::available_parallelism() as f64) }
 
-fn parallelism_scaled_u32(val: u32) -> u32 {
-	let val = val.try_into().expect("failed to cast u32 to usize");
-	parallelism_scaled(val).try_into().unwrap_or(u32::MAX)
+#[must_use]
+#[allow(clippy::as_conversions, clippy::cast_possible_truncation)]
+pub fn parallelism_scaled_u32(val: u32) -> u32 {
+	val.saturating_mul(sys::available_parallelism() as u32)
 }
 
-fn parallelism_scaled(val: usize) -> usize { val.saturating_mul(sys::available_parallelism()) }
+#[must_use]
+#[allow(clippy::as_conversions, clippy::cast_possible_truncation, clippy::cast_possible_wrap)]
+pub fn parallelism_scaled_i32(val: i32) -> i32 {
+	val.saturating_mul(sys::available_parallelism() as i32)
+}
+
+#[must_use]
+pub fn parallelism_scaled(val: usize) -> usize {
+	val.saturating_mul(sys::available_parallelism())
+}
 
 fn default_trusted_server_batch_size() -> usize { 256 }
 
@@ -2965,6 +2976,8 @@ fn default_stream_width_scale() -> f32 { 1.0 }
 
 fn default_stream_amplification() -> usize { 1024 }
 
+fn default_sender_workers() -> usize { parallelism_scaled(1) }
+
 fn default_client_receive_timeout() -> u64 { 75 }
 
 fn default_client_request_timeout() -> u64 { 180 }

src/core/utils/hash/sha256.rs

@@ -5,6 +5,7 @@
 /// Sha256 hash (input gather joined by 0xFF bytes)
 #[must_use]
 #[tracing::instrument(skip(inputs), level = "trace")]
+#[allow(clippy::unnecessary_fallible_conversions)]
 pub fn delimited<'a, T, I>(mut inputs: I) -> DigestOut
 where
 	I: Iterator<Item = T> + 'a,
@@ -25,6 +26,7 @@ pub fn delimited<'a, T, I>(mut inputs: I) -> DigestOut
 /// Sha256 hash (input gather)
 #[must_use]
 #[tracing::instrument(skip(inputs), level = "trace")]
+#[allow(clippy::unnecessary_fallible_conversions)]
 pub fn concat<'a, T, I>(inputs: I) -> DigestOut
 where
 	I: Iterator<Item = T> + 'a,
@@ -43,6 +45,7 @@ pub fn concat<'a, T, I>(inputs: I) -> DigestOut
 #[inline]
 #[must_use]
 #[tracing::instrument(skip(input), level = "trace")]
+#[allow(clippy::unnecessary_fallible_conversions)]
 pub fn hash<T>(input: T) -> DigestOut
 where
 	T: AsRef<[u8]>,

src/database/engine/cf_opts.rs

@@ -29,7 +29,7 @@ fn descriptor_cf_options(
 	set_table_options(&mut opts, &desc, cache)?;
 
 	opts.set_min_write_buffer_number(1);
-	opts.set_max_write_buffer_number(2);
+	opts.set_max_write_buffer_number(3);
 	opts.set_write_buffer_size(desc.write_size);
 
 	opts.set_target_file_size_base(desc.file_size);

src/router/layers.rs

@@ -1,10 +1,10 @@
 use std::{any::Any, sync::Arc, time::Duration};
 
 use axum::{
-	Router,
-	extract::{DefaultBodyLimit, MatchedPath},
+	Router, extract,
+	extract::{DefaultBodyLimit, FromRequestParts, MatchedPath},
 };
-use axum_client_ip::ClientIpSource;
+use axum_client_ip::{ClientIp, ClientIpSource};
 use conduwuit::{Result, Server, debug, error};
 use conduwuit_service::{Services, state::Guard};
 use http::{
@@ -20,7 +20,6 @@
 	timeout::{RequestBodyTimeoutLayer, ResponseBodyTimeoutLayer, TimeoutLayer},
 	trace::{DefaultOnFailure, DefaultOnRequest, DefaultOnResponse, TraceLayer},
 };
-use tracing::Level;
 
 use crate::{request, router};
 
@@ -67,15 +66,16 @@ pub(crate) fn build(services: &Arc<Services>) -> Result<(Router, Guard)> {
 	let services_ = services.clone();
 	let layers = layers
 		.layer(SetSensitiveHeadersLayer::new([header::AUTHORIZATION]))
+		.layer(client_ip_layer.into_extension())
 		.layer(
 			TraceLayer::new_for_http()
 				.make_span_with(tracing_span::<_>)
-				.on_failure(DefaultOnFailure::new().level(Level::ERROR))
-				.on_request(DefaultOnRequest::new().level(Level::TRACE))
-				.on_response(DefaultOnResponse::new().level(Level::DEBUG)),
+				.on_failure(DefaultOnFailure::new().level(tracing::Level::ERROR))
+				.on_request(DefaultOnRequest::new().level(tracing::Level::TRACE))
+				.on_response(DefaultOnResponse::new().level(tracing::Level::DEBUG)),
 		)
+		.layer(axum::middleware::from_fn(request_ip))
 		.layer(axum::middleware::from_fn_with_state(Arc::clone(services), request::handle))
-		.layer(client_ip_layer.into_extension())
 		.layer(ResponseBodyTimeoutLayer::new(Duration::from_secs(
 			server.config.client_response_timeout,
 		)))
@@ -230,11 +230,25 @@ fn tracing_span<T>(request: &http::Request<T>) -> tracing::Span {
 		parent: None,
 		debug::INFO_SPAN_LEVEL,
 		"router",
+		ip=tracing::field::Empty,
 		method = %request.method(),
 		%path,
 	}
 }
 
+/// Annotates the tracing span with the client IP
+async fn request_ip(
+	request: extract::Request,
+	next: axum::middleware::Next,
+) -> axum::response::Response {
+	let (mut parts, body) = request.into_parts();
+	if let Ok(ip) = ClientIp::from_request_parts(&mut parts, &()).await {
+		let span = tracing::Span::current();
+		span.record("ip", ip.0.to_string());
+	}
+	next.run(extract::Request::from_parts(parts, body)).await
+}
+
 fn request_path_str<T>(request: &http::Request<T>) -> &str {
 	request
 		.uri()

src/router/request.rs

@@ -8,7 +8,7 @@
 	extract::State,
 	response::{IntoResponse, Response},
 };
-use conduwuit::{Result, debug, debug_error, debug_warn, err, error, trace};
+use conduwuit::{Result, debug_warn, err, error, info, trace};
 use conduwuit_service::Services;
 use futures::FutureExt;
 use http::{Method, StatusCode, Uri};
@@ -102,11 +102,11 @@ fn handle_result(method: &Method, uri: &Uri, result: Response) -> Result<Respons
 	let reason = status.canonical_reason().unwrap_or("Unknown Reason");
 
 	if status.is_server_error() {
-		error!(%method, %uri, "{code} {reason}");
+		info!(%method, %uri, "{code} {reason}");
 	} else if status.is_client_error() {
-		debug_error!(%method, %uri, "{code} {reason}");
+		info!(%method, %uri, "{code} {reason}");
 	} else if status.is_redirection() {
-		debug!(%method, %uri, "{code} {reason}");
+		trace!(%method, %uri, "{code} {reason}");
 	} else {
 		trace!(%method, %uri, "{code} {reason}");
 	}