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Get Mastodon signed fetch working (#98)

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* debug signed fetch

* regex

* content-type

* no dbg

* clippy
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Nutomic 2024-03-08 15:26:57 +01:00 committed by GitHub
parent 147f144769
commit 9b31a7b44b
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GPG key ID: B5690EEEBB952194
3 changed files with 16 additions and 5 deletions
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3
src/fetch/mod.rs
View file

@ -57,11 +57,14 @@ pub async fn fetch_object_http<T: Clone, Kind: DeserializeOwned>(
static ALT_CONTENT_TYPE: HeaderValue = HeaderValue::from_static(
r#"application/ld+json; profile="https://www.w3.org/ns/activitystreams""#,
);
static ALT_CONTENT_TYPE_MASTODON: HeaderValue =
HeaderValue::from_static(r#"application/activity+json; charset=utf-8"#);
let res = fetch_object_http_with_accept(url, data, &CONTENT_TYPE).await?;
// Ensure correct content-type to prevent vulnerabilities.
if res.content_type.as_ref() != Some(&CONTENT_TYPE)
&& res.content_type.as_ref() != Some(&ALT_CONTENT_TYPE)
&& res.content_type.as_ref() != Some(&ALT_CONTENT_TYPE_MASTODON)
{
return Err(Error::FetchInvalidContentType(res.url));
}

8
src/fetch/object_id.rs
View file

@ -197,9 +197,9 @@ static ACTOR_REFETCH_INTERVAL_SECONDS_DEBUG: i64 = 20;
fn should_refetch_object(last_refreshed: DateTime<Utc>) -> bool {
let update_interval = if cfg!(debug_assertions) {
// avoid infinite loop when fetching community outbox
ChronoDuration::seconds(ACTOR_REFETCH_INTERVAL_SECONDS_DEBUG)
ChronoDuration::try_seconds(ACTOR_REFETCH_INTERVAL_SECONDS_DEBUG).expect("valid duration")
} else {
ChronoDuration::seconds(ACTOR_REFETCH_INTERVAL_SECONDS)
ChronoDuration::try_seconds(ACTOR_REFETCH_INTERVAL_SECONDS).expect("valid duration")
};
let refresh_limit = Utc::now() - update_interval;
last_refreshed.lt(&refresh_limit)
@ -362,10 +362,10 @@ pub mod tests {
#[test]
fn test_should_refetch_object() {
let one_second_ago = Utc::now() - ChronoDuration::seconds(1);
let one_second_ago = Utc::now() - ChronoDuration::try_seconds(1).unwrap();
assert!(!should_refetch_object(one_second_ago));
let two_days_ago = Utc::now() - ChronoDuration::days(2);
let two_days_ago = Utc::now() - ChronoDuration::try_days(2).unwrap();
assert!(should_refetch_object(two_days_ago));
}
}

10
src/fetch/webfinger.rs
View file

@ -121,7 +121,7 @@ where
T: Clone,
{
static WEBFINGER_REGEX: Lazy<Regex> =
Lazy::new(|| Regex::new(r"^acct:([\p{L}0-9_]+)@(.*)$").expect("compile regex"));
Lazy::new(|| Regex::new(r"^acct:([\p{L}0-9_\.\-]+)@(.*)$").expect("compile regex"));
// Regex to extract usernames from webfinger query. Supports different alphabets using `\p{L}`.
// TODO: This should use a URL parser
let captures = WEBFINGER_REGEX
@ -288,6 +288,14 @@ mod tests {
Ok("Владимир"),
extract_webfinger_name("acct:Владимир@example.com", &data)
);
assert_eq!(
Ok("example.com"),
extract_webfinger_name("acct:example.com@example.com", &data)
);
assert_eq!(
Ok("da-sh"),
extract_webfinger_name("acct:da-sh@example.com", &data)
);
assert_eq!(
Ok("تجريب"),
extract_webfinger_name("acct:تجريب@example.com", &data)