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sending.rs: rename OutgoingKind to Destination

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That's what it is. It describes the destination of the event.
This commit is contained in:
Lambda 2024-05-22 21:19:55 +00:00
parent 9071e11e06
commit 18992b4d1d
3 changed files with 96 additions and 107 deletions
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155
src/service/sending.rs
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@ -45,30 +45,30 @@ use crate::{
};
#[derive(Clone, Debug, PartialEq, Eq, Hash)]
pub(crate) enum OutgoingKind {
pub(crate) enum Destination {
Appservice(String),
// user and pushkey
Push(OwnedUserId, String),
Normal(OwnedServerName),
}
impl OutgoingKind {
impl Destination {
#[tracing::instrument(skip(self))]
pub(crate) fn get_prefix(&self) -> Vec<u8> {
let mut prefix = match self {
OutgoingKind::Appservice(server) => {
Destination::Appservice(server) => {
let mut p = b"+".to_vec();
p.extend_from_slice(server.as_bytes());
p
}
OutgoingKind::Push(user, pushkey) => {
Destination::Push(user, pushkey) => {
let mut p = b"$".to_vec();
p.extend_from_slice(user.as_bytes());
p.push(0xFF);
p.extend_from_slice(pushkey.as_bytes());
p
}
OutgoingKind::Normal(server) => {
Destination::Normal(server) => {
let mut p = Vec::new();
p.extend_from_slice(server.as_bytes());
p
@ -102,7 +102,7 @@ impl RequestKey {
}
pub(crate) struct RequestData {
outgoing_kind: OutgoingKind,
destination: Destination,
event_type: SendingEventType,
key: RequestKey,
}
@ -126,18 +126,18 @@ enum TransactionStatus {
}
struct HandlerInputs {
kind: OutgoingKind,
destination: Destination,
events: Vec<SendingEventType>,
}
type HandlerResponse = Result<OutgoingKind, (OutgoingKind, Error)>;
type HandlerResponse = Result<Destination, (Destination, Error)>;
fn outgoing_kind_from_response(response: &HandlerResponse) -> &OutgoingKind {
fn destination_from_response(response: &HandlerResponse) -> &Destination {
match response {
Ok(kind) | Err((kind, _)) => kind,
}
}
type TransactionStatusMap = HashMap<OutgoingKind, TransactionStatus>;
type TransactionStatusMap = HashMap<Destination, TransactionStatus>;
impl Service {
pub(crate) fn build(db: &'static dyn Data, config: &Config) -> Arc<Self> {
@ -168,18 +168,18 @@ impl Service {
// Retry requests we could not finish yet
let mut initial_transactions =
HashMap::<OutgoingKind, Vec<SendingEventType>>::new();
HashMap::<Destination, Vec<SendingEventType>>::new();
for (key, outgoing_kind, event) in
for (key, destination, event) in
self.db.active_requests().filter_map(Result::ok)
{
let entry =
initial_transactions.entry(outgoing_kind.clone()).or_default();
initial_transactions.entry(destination.clone()).or_default();
if entry.len() > 30 {
warn!(
"Dropping some current events: {:?} {:?} {:?}",
key, outgoing_kind, event
key, destination, event
);
self.db.delete_active_request(key)?;
continue;
@ -188,33 +188,33 @@ impl Service {
entry.push(event);
}
for (outgoing_kind, events) in initial_transactions {
for (destination, events) in initial_transactions {
current_transaction_status
.insert(outgoing_kind.clone(), TransactionStatus::Running);
futures.push(handle_events(outgoing_kind.clone(), events));
.insert(destination.clone(), TransactionStatus::Running);
futures.push(handle_events(destination.clone(), events));
}
loop {
select! {
Some(response) = futures.next() => {
if let Some(HandlerInputs {
kind,
destination,
events,
}) = self.handle_response(
response,
&mut current_transaction_status,
)? {
futures.push(handle_events(kind, events));
futures.push(handle_events(destination, events));
}
}
Some(data) = receiver.recv() => {
if let Some(HandlerInputs {
kind,
destination,
events,
}) = self
.handle_receiver(data, &mut current_transaction_status)
{
futures.push(handle_events(kind, events));
futures.push(handle_events(destination, events));
}
}
}
@ -225,7 +225,7 @@ impl Service {
skip(self, current_transaction_status),
fields(
current_status = ?current_transaction_status.get(
outgoing_kind_from_response(&response)
destination_from_response(&response)
),
),
)]
@ -235,27 +235,27 @@ impl Service {
current_transaction_status: &mut TransactionStatusMap,
) -> Result<Option<HandlerInputs>> {
match response {
Ok(outgoing_kind) => {
self.db.delete_all_active_requests_for(&outgoing_kind)?;
Ok(destination) => {
self.db.delete_all_active_requests_for(&destination)?;
// Find events that have been added since starting the
// last request
let new_events = self
.db
.queued_requests(&outgoing_kind)
.queued_requests(&destination)
.filter_map(Result::ok)
.take(30)
.collect::<Vec<_>>();
if new_events.is_empty() {
current_transaction_status.remove(&outgoing_kind);
current_transaction_status.remove(&destination);
Ok(None)
} else {
// Insert pdus we found
self.db.mark_as_active(&new_events)?;
Ok(Some(HandlerInputs {
kind: outgoing_kind.clone(),
destination: destination.clone(),
events: new_events
.into_iter()
.map(|(event, _)| event)
@ -263,29 +263,23 @@ impl Service {
}))
}
}
Err((outgoing_kind, _)) => {
current_transaction_status.entry(outgoing_kind).and_modify(
|e| {
*e = match e {
TransactionStatus::Running => {
TransactionStatus::Failed(1, Instant::now())
}
TransactionStatus::Retrying(n) => {
TransactionStatus::Failed(
*n + 1,
Instant::now(),
)
}
TransactionStatus::Failed(..) => {
error!(
"Request that was not even running \
failed?!"
);
return;
}
Err((destination, _)) => {
current_transaction_status.entry(destination).and_modify(|e| {
*e = match e {
TransactionStatus::Running => {
TransactionStatus::Failed(1, Instant::now())
}
},
);
TransactionStatus::Retrying(n) => {
TransactionStatus::Failed(*n + 1, Instant::now())
}
TransactionStatus::Failed(..) => {
error!(
"Request that was not even running failed?!"
);
return;
}
}
});
Ok(None)
}
}
@ -294,25 +288,25 @@ impl Service {
#[tracing::instrument(
skip(self, event_type, key, current_transaction_status),
fields(
current_status = ?current_transaction_status.get(&outgoing_kind),
current_status = ?current_transaction_status.get(&destination),
),
)]
fn handle_receiver(
&self,
RequestData {
outgoing_kind,
destination,
event_type,
key,
}: RequestData,
current_transaction_status: &mut TransactionStatusMap,
) -> Option<HandlerInputs> {
if let Ok(Some(events)) = self.select_events(
&outgoing_kind,
&destination,
vec![(event_type, key)],
current_transaction_status,
) {
Some(HandlerInputs {
kind: outgoing_kind,
destination,
events,
})
} else {
@ -324,23 +318,23 @@ impl Service {
skip(self, new_events, current_transaction_status),
fields(
new_events = debug_slice_truncated(&new_events, 3),
current_status = ?current_transaction_status.get(outgoing_kind),
current_status = ?current_transaction_status.get(destination),
),
)]
fn select_events(
&self,
outgoing_kind: &OutgoingKind,
destination: &Destination,
// Events we want to send: event and full key
new_events: Vec<(SendingEventType, RequestKey)>,
current_transaction_status: &mut HashMap<
OutgoingKind,
Destination,
TransactionStatus,
>,
) -> Result<Option<Vec<SendingEventType>>> {
let mut retry = false;
let mut allow = true;
let entry = current_transaction_status.entry(outgoing_kind.clone());
let entry = current_transaction_status.entry(destination.clone());
entry
.and_modify(|e| match e {
@ -377,10 +371,8 @@ impl Service {
if retry {
// We retry the previous transaction
for (_, e) in self
.db
.active_requests_for(outgoing_kind)
.filter_map(Result::ok)
for (_, e) in
self.db.active_requests_for(destination).filter_map(Result::ok)
{
events.push(e);
}
@ -390,7 +382,7 @@ impl Service {
events.push(e);
}
if let OutgoingKind::Normal(server_name) = outgoing_kind {
if let Destination::Normal(server_name) = destination {
if let Ok((select_edus, last_count)) =
self.select_edus(server_name)
{
@ -536,13 +528,13 @@ impl Service {
user: &UserId,
pushkey: String,
) -> Result<()> {
let outgoing_kind = OutgoingKind::Push(user.to_owned(), pushkey);
let destination = Destination::Push(user.to_owned(), pushkey);
let event_type = SendingEventType::Pdu(pdu_id.to_owned());
let keys =
self.db.queue_requests(&[(&outgoing_kind, event_type.clone())])?;
self.db.queue_requests(&[(&destination, event_type.clone())])?;
self.sender
.send(RequestData {
outgoing_kind,
destination,
event_type,
key: keys.into_iter().next().unwrap(),
})
@ -561,7 +553,7 @@ impl Service {
.into_iter()
.map(|server| {
(
OutgoingKind::Normal(server),
Destination::Normal(server),
SendingEventType::Pdu(pdu_id.to_owned()),
)
})
@ -569,11 +561,10 @@ impl Service {
let keys = self.db.queue_requests(
&requests.iter().map(|(o, e)| (o, e.clone())).collect::<Vec<_>>(),
)?;
for ((outgoing_kind, event_type), key) in requests.into_iter().zip(keys)
{
for ((destination, event_type), key) in requests.into_iter().zip(keys) {
self.sender
.send(RequestData {
outgoing_kind: outgoing_kind.clone(),
destination: destination.clone(),
event_type,
key,
})
@ -590,13 +581,13 @@ impl Service {
serialized: Vec<u8>,
id: u64,
) -> Result<()> {
let outgoing_kind = OutgoingKind::Normal(server.to_owned());
let destination = Destination::Normal(server.to_owned());
let event_type = SendingEventType::Edu(serialized);
let keys =
self.db.queue_requests(&[(&outgoing_kind, event_type.clone())])?;
self.db.queue_requests(&[(&destination, event_type.clone())])?;
self.sender
.send(RequestData {
outgoing_kind,
destination,
event_type,
key: keys.into_iter().next().unwrap(),
})
@ -611,13 +602,13 @@ impl Service {
appservice_id: String,
pdu_id: Vec<u8>,
) -> Result<()> {
let outgoing_kind = OutgoingKind::Appservice(appservice_id);
let destination = Destination::Appservice(appservice_id);
let event_type = SendingEventType::Pdu(pdu_id);
let keys =
self.db.queue_requests(&[(&outgoing_kind, event_type.clone())])?;
self.db.queue_requests(&[(&destination, event_type.clone())])?;
self.sender
.send(RequestData {
outgoing_kind,
destination,
event_type,
key: keys.into_iter().next().unwrap(),
})
@ -892,23 +883,23 @@ async fn handle_federation_event(
#[tracing::instrument(skip_all)]
async fn handle_events(
kind: OutgoingKind,
destination: Destination,
events: Vec<SendingEventType>,
) -> HandlerResponse {
let ret = match &kind {
OutgoingKind::Appservice(id) => {
let ret = match &destination {
Destination::Appservice(id) => {
handle_appservice_event(id, events).await
}
OutgoingKind::Push(userid, pushkey) => {
Destination::Push(userid, pushkey) => {
handle_push_event(userid, pushkey, events).await
}
OutgoingKind::Normal(server) => {
Destination::Normal(server) => {
handle_federation_event(server, events).await
}
};
match ret {
Ok(()) => Ok(kind),
Err(e) => Err((kind, e)),
Ok(()) => Ok(destination),
Err(e) => Err((destination, e)),
}
}