mirror of
https://github.com/LemmyNet/activitypub-federation-rust.git
synced 2024-09-27 14:00:19 +00:00
53 lines
2.2 KiB
Rust
53 lines
2.2 KiB
Rust
use crate::{
|
|
core::{object_id::ObjectId, signatures::verify_signature},
|
|
data::Data,
|
|
traits::{ActivityHandler, Actor, ApubObject},
|
|
utils::{verify_domains_match, verify_url_valid},
|
|
Error,
|
|
LocalInstance,
|
|
};
|
|
use actix_web::{dev::Payload, FromRequest, HttpRequest, HttpResponse};
|
|
use http_signature_normalization_actix::prelude::DigestVerified;
|
|
use serde::de::DeserializeOwned;
|
|
use tracing::log::debug;
|
|
|
|
/// Receive an activity and perform some basic checks, including HTTP signature verification.
|
|
pub async fn receive_activity<Activity, ActorT, Datatype>(
|
|
request: HttpRequest,
|
|
activity: Activity,
|
|
local_instance: &LocalInstance,
|
|
data: &Data<Datatype>,
|
|
) -> Result<HttpResponse, <Activity as ActivityHandler>::Error>
|
|
where
|
|
Activity: ActivityHandler<DataType = Datatype> + DeserializeOwned + Send + 'static,
|
|
ActorT: ApubObject<DataType = Datatype> + Actor + Send + 'static,
|
|
for<'de2> <ActorT as ApubObject>::ApubType: serde::Deserialize<'de2>,
|
|
<Activity as ActivityHandler>::Error: From<anyhow::Error>
|
|
+ From<Error>
|
|
+ From<<ActorT as ApubObject>::Error>
|
|
+ From<serde_json::Error>
|
|
+ From<http_signature_normalization_actix::digest::middleware::VerifyError>,
|
|
<ActorT as ApubObject>::Error: From<Error> + From<anyhow::Error>,
|
|
{
|
|
// ensure that payload hash was checked against digest header by middleware
|
|
DigestVerified::from_request(&request, &mut Payload::None).await?;
|
|
|
|
verify_domains_match(activity.id(), activity.actor())?;
|
|
verify_url_valid(activity.id(), &local_instance.settings).await?;
|
|
if local_instance.is_local_url(activity.id()) {
|
|
return Err(Error::UrlVerificationError("Activity was sent from local instance").into());
|
|
}
|
|
|
|
let request_counter = &mut 0;
|
|
let actor = ObjectId::<ActorT>::new(activity.actor().clone())
|
|
.dereference(data, local_instance, request_counter)
|
|
.await?;
|
|
verify_signature(&request, actor.public_key())?;
|
|
|
|
debug!("Verifying activity {}", activity.id().to_string());
|
|
activity.verify(data, request_counter).await?;
|
|
|
|
debug!("Receiving activity {}", activity.id().to_string());
|
|
activity.receive(data, request_counter).await?;
|
|
Ok(HttpResponse::Ok().finish())
|
|
}
|