feat: Check for incoming signatures

This commit is contained in:
timedout 2025-12-18 19:03:06 +00:00
parent 63e4aacd2b
commit 8538b21860
No known key found for this signature in database
GPG key ID: 0FA334385D0B689F
3 changed files with 31 additions and 18 deletions

22
Cargo.lock generated
View file

@ -4063,7 +4063,7 @@ checksum = "88f8660c1ff60292143c98d08fc6e2f654d722db50410e3f3797d40baaf9d8f3"
[[package]]
name = "ruma"
version = "0.10.1"
source = "git+https://forgejo.ellis.link/continuwuation/ruwuma?rev=c091171279f76d34e530f7b7d7008d12e7429b1a#c091171279f76d34e530f7b7d7008d12e7429b1a"
source = "git+https://forgejo.ellis.link/continuwuation/ruwuma?rev=27abe0dcd33fd4056efc94bab3582646b31b6ce9#27abe0dcd33fd4056efc94bab3582646b31b6ce9"
dependencies = [
"assign",
"js_int",
@ -4083,7 +4083,7 @@ dependencies = [
[[package]]
name = "ruma-appservice-api"
version = "0.10.0"
source = "git+https://forgejo.ellis.link/continuwuation/ruwuma?rev=c091171279f76d34e530f7b7d7008d12e7429b1a#c091171279f76d34e530f7b7d7008d12e7429b1a"
source = "git+https://forgejo.ellis.link/continuwuation/ruwuma?rev=27abe0dcd33fd4056efc94bab3582646b31b6ce9#27abe0dcd33fd4056efc94bab3582646b31b6ce9"
dependencies = [
"js_int",
"ruma-common",
@ -4095,7 +4095,7 @@ dependencies = [
[[package]]
name = "ruma-client-api"
version = "0.18.0"
source = "git+https://forgejo.ellis.link/continuwuation/ruwuma?rev=c091171279f76d34e530f7b7d7008d12e7429b1a#c091171279f76d34e530f7b7d7008d12e7429b1a"
source = "git+https://forgejo.ellis.link/continuwuation/ruwuma?rev=27abe0dcd33fd4056efc94bab3582646b31b6ce9#27abe0dcd33fd4056efc94bab3582646b31b6ce9"
dependencies = [
"as_variant",
"assign",
@ -4118,7 +4118,7 @@ dependencies = [
[[package]]
name = "ruma-common"
version = "0.13.0"
source = "git+https://forgejo.ellis.link/continuwuation/ruwuma?rev=c091171279f76d34e530f7b7d7008d12e7429b1a#c091171279f76d34e530f7b7d7008d12e7429b1a"
source = "git+https://forgejo.ellis.link/continuwuation/ruwuma?rev=27abe0dcd33fd4056efc94bab3582646b31b6ce9#27abe0dcd33fd4056efc94bab3582646b31b6ce9"
dependencies = [
"as_variant",
"base64 0.22.1",
@ -4150,7 +4150,7 @@ dependencies = [
[[package]]
name = "ruma-events"
version = "0.28.1"
source = "git+https://forgejo.ellis.link/continuwuation/ruwuma?rev=c091171279f76d34e530f7b7d7008d12e7429b1a#c091171279f76d34e530f7b7d7008d12e7429b1a"
source = "git+https://forgejo.ellis.link/continuwuation/ruwuma?rev=27abe0dcd33fd4056efc94bab3582646b31b6ce9#27abe0dcd33fd4056efc94bab3582646b31b6ce9"
dependencies = [
"as_variant",
"indexmap",
@ -4175,7 +4175,7 @@ dependencies = [
[[package]]
name = "ruma-federation-api"
version = "0.9.0"
source = "git+https://forgejo.ellis.link/continuwuation/ruwuma?rev=c091171279f76d34e530f7b7d7008d12e7429b1a#c091171279f76d34e530f7b7d7008d12e7429b1a"
source = "git+https://forgejo.ellis.link/continuwuation/ruwuma?rev=27abe0dcd33fd4056efc94bab3582646b31b6ce9#27abe0dcd33fd4056efc94bab3582646b31b6ce9"
dependencies = [
"bytes",
"headers",
@ -4197,7 +4197,7 @@ dependencies = [
[[package]]
name = "ruma-identifiers-validation"
version = "0.9.5"
source = "git+https://forgejo.ellis.link/continuwuation/ruwuma?rev=c091171279f76d34e530f7b7d7008d12e7429b1a#c091171279f76d34e530f7b7d7008d12e7429b1a"
source = "git+https://forgejo.ellis.link/continuwuation/ruwuma?rev=27abe0dcd33fd4056efc94bab3582646b31b6ce9#27abe0dcd33fd4056efc94bab3582646b31b6ce9"
dependencies = [
"js_int",
"thiserror 2.0.17",
@ -4206,7 +4206,7 @@ dependencies = [
[[package]]
name = "ruma-identity-service-api"
version = "0.9.0"
source = "git+https://forgejo.ellis.link/continuwuation/ruwuma?rev=c091171279f76d34e530f7b7d7008d12e7429b1a#c091171279f76d34e530f7b7d7008d12e7429b1a"
source = "git+https://forgejo.ellis.link/continuwuation/ruwuma?rev=27abe0dcd33fd4056efc94bab3582646b31b6ce9#27abe0dcd33fd4056efc94bab3582646b31b6ce9"
dependencies = [
"js_int",
"ruma-common",
@ -4216,7 +4216,7 @@ dependencies = [
[[package]]
name = "ruma-macros"
version = "0.13.0"
source = "git+https://forgejo.ellis.link/continuwuation/ruwuma?rev=c091171279f76d34e530f7b7d7008d12e7429b1a#c091171279f76d34e530f7b7d7008d12e7429b1a"
source = "git+https://forgejo.ellis.link/continuwuation/ruwuma?rev=27abe0dcd33fd4056efc94bab3582646b31b6ce9#27abe0dcd33fd4056efc94bab3582646b31b6ce9"
dependencies = [
"cfg-if",
"proc-macro-crate",
@ -4231,7 +4231,7 @@ dependencies = [
[[package]]
name = "ruma-push-gateway-api"
version = "0.9.0"
source = "git+https://forgejo.ellis.link/continuwuation/ruwuma?rev=c091171279f76d34e530f7b7d7008d12e7429b1a#c091171279f76d34e530f7b7d7008d12e7429b1a"
source = "git+https://forgejo.ellis.link/continuwuation/ruwuma?rev=27abe0dcd33fd4056efc94bab3582646b31b6ce9#27abe0dcd33fd4056efc94bab3582646b31b6ce9"
dependencies = [
"js_int",
"ruma-common",
@ -4243,7 +4243,7 @@ dependencies = [
[[package]]
name = "ruma-signatures"
version = "0.15.0"
source = "git+https://forgejo.ellis.link/continuwuation/ruwuma?rev=c091171279f76d34e530f7b7d7008d12e7429b1a#c091171279f76d34e530f7b7d7008d12e7429b1a"
source = "git+https://forgejo.ellis.link/continuwuation/ruwuma?rev=27abe0dcd33fd4056efc94bab3582646b31b6ce9#27abe0dcd33fd4056efc94bab3582646b31b6ce9"
dependencies = [
"base64 0.22.1",
"ed25519-dalek",

View file

@ -351,7 +351,7 @@ version = "0.1.2"
# Used for matrix spec type definitions and helpers
[workspace.dependencies.ruma]
git = "https://forgejo.ellis.link/continuwuation/ruwuma"
rev = "c091171279f76d34e530f7b7d7008d12e7429b1a"
rev = "27abe0dcd33fd4056efc94bab3582646b31b6ce9"
features = [
"compat",
"rand",

View file

@ -10,7 +10,7 @@ use conduwuit::{
warn,
};
use ruma::{
CanonicalJsonObject, CanonicalJsonValue, KeyId, RoomId, ServerName,
CanonicalJsonObject, CanonicalJsonValue, KeyId, RoomId, ServerName, SigningKeyId,
api::federation::room::{
policy_check::unstable::Request as PolicyCheckRequest,
policy_sign::unstable::Request as PolicySignRequest,
@ -31,7 +31,7 @@ use serde_json::value::RawValue;
/// contacted for whatever reason, Err(e) is returned, which generally is a
/// fail-open operation.
#[implement(super::Service)]
#[tracing::instrument(skip(self, pdu, pdu_json))]
#[tracing::instrument(skip(self, pdu, pdu_json, room_id))]
pub async fn ask_policy_server(
&self,
pdu: &PduEvent,
@ -109,9 +109,22 @@ pub async fn ask_policy_server(
.fetch_policy_server_signature(pdu, pdu_json, via, outgoing, room_id)
.await;
}
debug!("Event is not local, performing legacy spam check");
// TODO: this should probably be marking it as failed, but for now fall
// thru
// for incoming events, is it signed by <via> with the key
// "ed25519:policy_server"?
if let Some(CanonicalJsonValue::Object(sigs)) = pdu_json.get("signatures") {
if let Some(CanonicalJsonValue::Object(server_sigs)) = sigs.get(via.as_str()) {
let wanted_key_id: &KeyId<ruma::SigningKeyAlgorithm, ruma::Base64PublicKey> =
SigningKeyId::parse("ed25519:policy_server")?;
if let Some(CanonicalJsonValue::String(_sig_value)) =
server_sigs.get(wanted_key_id.as_str())
{
// TODO: verify signature
}
}
};
debug!(
"Event is not local and has no policy server signature, performing legacy spam check"
);
}
debug_info!(
via = %via,
@ -171,7 +184,7 @@ pub async fn ask_policy_server(
/// Asks a remote policy server for a signature on this event.
/// If the policy server signs this event, the original data is mutated.
#[implement(super::Service)]
#[tracing::instrument(skip_all)]
#[tracing::instrument(skip_all, fields(event_id=%pdu.event_id(), via=%via))]
pub async fn fetch_policy_server_signature(
&self,
pdu: &PduEvent,