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Share notification map between sled, postgres

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This commit is contained in:
asonix 2024-03-31 16:00:23 -05:00
parent d9d5ac5388
commit 74885f2932
9 changed files with 245 additions and 251 deletions
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51
src/generate.rs
View file

@ -13,7 +13,6 @@ use crate::{
use std::{
future::Future,
path::PathBuf,
sync::Arc,
time::{Duration, Instant},
};
@ -52,7 +51,7 @@ impl Drop for MetricsGuard {
pub(crate) async fn generate<S: Store + 'static>(
state: &State<S>,
format: InputProcessableFormat,
thumbnail_path: PathBuf,
variant: String,
thumbnail_args: Vec<String>,
original_details: &Details,
hash: Hash,
@ -66,12 +65,10 @@ pub(crate) async fn generate<S: Store + 'static>(
Ok((original_details.clone(), identifier))
} else {
let variant = thumbnail_path.to_string_lossy().to_string();
let mut attempts = 0;
let tup = loop {
if attempts > 4 {
todo!("return error");
if attempts > 2 {
return Err(UploadError::ProcessTimeout.into());
}
match state
@ -95,35 +92,35 @@ pub(crate) async fn generate<S: Store + 'static>(
.with_poll_timer("heartbeat-future")
.await;
state
.repo
.notify_variant(hash.clone(), variant.clone())
.await?;
match res {
Ok(Ok(tuple)) => break tuple,
Ok(Err(e)) | Err(e) => {
state
.repo
.fail_variant(hash.clone(), variant.clone())
.await?;
return Err(e);
}
Ok(Err(e)) | Err(e) => return Err(e),
}
}
Err(_) => {
match state
Err(mut entry) => {
let notified = entry.notified_timeout(Duration::from_secs(20));
if let Some(identifier) = state
.repo
.await_variant(hash.clone(), variant.clone())
.variant_identifier(hash.clone(), variant.clone())
.await?
{
Some(identifier) => {
let details =
crate::ensure_details_identifier(state, &identifier).await?;
break (details, identifier);
}
None => {
attempts += 1;
continue;
}
drop(notified);
let details = crate::ensure_details_identifier(state, &identifier).await?;
break (details, identifier);
}
match notified.await {
Ok(()) => tracing::debug!("notified"),
Err(_) => tracing::warn!("timeout"),
}
attempts += 1;
}
}
};

50
src/lib.rs
View file

@ -56,7 +56,6 @@ use state::State;
use std::{
marker::PhantomData,
path::Path,
path::PathBuf,
rc::Rc,
sync::{Arc, OnceLock},
time::{Duration, SystemTime},
@ -774,7 +773,7 @@ fn prepare_process(
config: &Configuration,
operations: Vec<(String, String)>,
ext: &str,
) -> Result<(InputProcessableFormat, PathBuf, Vec<String>), Error> {
) -> Result<(InputProcessableFormat, String, Vec<String>), Error> {
let operations = operations
.into_iter()
.filter(|(k, _)| config.media.filters.contains(&k.to_lowercase()))
@ -784,10 +783,9 @@ fn prepare_process(
.parse::<InputProcessableFormat>()
.map_err(|_| UploadError::UnsupportedProcessExtension)?;
let (thumbnail_path, thumbnail_args) =
self::processor::build_chain(&operations, &format.to_string())?;
let (variant, thumbnail_args) = self::processor::build_chain(&operations, &format.to_string())?;
Ok((format, thumbnail_path, thumbnail_args))
Ok((format, variant, thumbnail_args))
}
#[tracing::instrument(name = "Fetching derived details", skip(state))]
@ -798,7 +796,7 @@ async fn process_details<S: Store>(
) -> Result<HttpResponse, Error> {
let alias = alias_from_query(source.into(), &state).await?;
let (_, thumbnail_path, _) = prepare_process(&state.config, operations, ext.as_str())?;
let (_, variant, _) = prepare_process(&state.config, operations, ext.as_str())?;
let hash = state
.repo
@ -806,18 +804,16 @@ async fn process_details<S: Store>(
.await?
.ok_or(UploadError::MissingAlias)?;
let thumbnail_string = thumbnail_path.to_string_lossy().to_string();
if !state.config.server.read_only {
state
.repo
.accessed_variant(hash.clone(), thumbnail_string.clone())
.accessed_variant(hash.clone(), variant.clone())
.await?;
}
let identifier = state
.repo
.variant_identifier(hash, thumbnail_string)
.variant_identifier(hash, variant)
.await?
.ok_or(UploadError::MissingAlias)?;
@ -856,11 +852,9 @@ async fn process<S: Store + 'static>(
) -> Result<HttpResponse, Error> {
let alias = proxy_alias_from_query(source.into(), &state).await?;
let (format, thumbnail_path, thumbnail_args) =
let (format, variant, thumbnail_args) =
prepare_process(&state.config, operations, ext.as_str())?;
let path_string = thumbnail_path.to_string_lossy().to_string();
let (hash, alias, not_found) = if let Some(hash) = state.repo.hash(&alias).await? {
(hash, alias, false)
} else {
@ -874,13 +868,13 @@ async fn process<S: Store + 'static>(
if !state.config.server.read_only {
state
.repo
.accessed_variant(hash.clone(), path_string.clone())
.accessed_variant(hash.clone(), variant.clone())
.await?;
}
let identifier_opt = state
.repo
.variant_identifier(hash.clone(), path_string)
.variant_identifier(hash.clone(), variant.clone())
.await?;
let (details, identifier) = if let Some(identifier) = identifier_opt {
@ -897,7 +891,7 @@ async fn process<S: Store + 'static>(
generate::generate(
&state,
format,
thumbnail_path,
variant,
thumbnail_args,
&original_details,
hash,
@ -933,9 +927,8 @@ async fn process_head<S: Store + 'static>(
}
};
let (_, thumbnail_path, _) = prepare_process(&state.config, operations, ext.as_str())?;
let (_, variant, _) = prepare_process(&state.config, operations, ext.as_str())?;
let path_string = thumbnail_path.to_string_lossy().to_string();
let Some(hash) = state.repo.hash(&alias).await? else {
// Invalid alias
return Ok(HttpResponse::NotFound().finish());
@ -944,14 +937,11 @@ async fn process_head<S: Store + 'static>(
if !state.config.server.read_only {
state
.repo
.accessed_variant(hash.clone(), path_string.clone())
.accessed_variant(hash.clone(), variant.clone())
.await?;
}
let identifier_opt = state
.repo
.variant_identifier(hash.clone(), path_string)
.await?;
let identifier_opt = state.repo.variant_identifier(hash.clone(), variant).await?;
if let Some(identifier) = identifier_opt {
let details = ensure_details_identifier(&state, &identifier).await?;
@ -987,10 +977,9 @@ async fn process_backgrounded<S: Store>(
}
};
let (target_format, process_path, process_args) =
let (target_format, variant, process_args) =
prepare_process(&state.config, operations, ext.as_str())?;
let path_string = process_path.to_string_lossy().to_string();
let Some(hash) = state.repo.hash(&source).await? else {
// Invalid alias
return Ok(HttpResponse::BadRequest().finish());
@ -998,7 +987,7 @@ async fn process_backgrounded<S: Store>(
let identifier_opt = state
.repo
.variant_identifier(hash.clone(), path_string)
.variant_identifier(hash.clone(), variant.clone())
.await?;
if identifier_opt.is_some() {
@ -1009,14 +998,7 @@ async fn process_backgrounded<S: Store>(
return Err(UploadError::ReadOnly.into());
}
queue_generate(
&state.repo,
target_format,
source,
process_path,
process_args,
)
.await?;
queue_generate(&state.repo, target_format, source, variant, process_args).await?;
Ok(HttpResponse::Accepted().finish())
}

4
src/processor.rs
View file

@ -91,7 +91,7 @@ impl ResizeKind {
pub(crate) fn build_chain(
args: &[(String, String)],
ext: &str,
) -> Result<(PathBuf, Vec<String>), Error> {
) -> Result<(String, Vec<String>), Error> {
fn parse<P: Processor>(key: &str, value: &str) -> Result<Option<P>, Error> {
if key == P::NAME {
return Ok(Some(P::parse(key, value).ok_or(UploadError::ParsePath)?));
@ -122,7 +122,7 @@ pub(crate) fn build_chain(
path.push(ext);
Ok((path, args))
Ok((path.to_string_lossy().to_string(), args))
}
impl Processor for Identity {

7
src/queue.rs
View file

@ -11,7 +11,6 @@ use crate::{
use std::{
ops::Deref,
path::PathBuf,
sync::Arc,
time::{Duration, Instant},
};
@ -62,7 +61,7 @@ enum Process {
Generate {
target_format: InputProcessableFormat,
source: Serde<Alias>,
process_path: PathBuf,
process_path: String,
process_args: Vec<String>,
},
}
@ -177,13 +176,13 @@ pub(crate) async fn queue_generate(
repo: &ArcRepo,
target_format: InputProcessableFormat,
source: Alias,
process_path: PathBuf,
variant: String,
process_args: Vec<String>,
) -> Result<(), Error> {
let job = serde_json::to_value(Process::Generate {
target_format,
source: Serde::new(source),
process_path,
process_path: variant,
process_args,
})
.map_err(UploadError::PushJob)?;

11
src/queue/process.rs
View file

@ -13,7 +13,7 @@ use crate::{
store::Store,
UploadQuery,
};
use std::{path::PathBuf, sync::Arc};
use std::sync::Arc;
use super::{JobContext, JobFuture, JobResult};
@ -172,12 +172,12 @@ where
Ok(())
}
#[tracing::instrument(skip(state, process_path, process_args))]
#[tracing::instrument(skip(state, variant, process_args))]
async fn generate<S: Store + 'static>(
state: &State<S>,
target_format: InputProcessableFormat,
source: Alias,
process_path: PathBuf,
variant: String,
process_args: Vec<String>,
) -> JobResult {
let hash = state
@ -188,10 +188,9 @@ async fn generate<S: Store + 'static>(
.ok_or(UploadError::MissingAlias)
.abort()?;
let path_string = process_path.to_string_lossy().to_string();
let identifier_opt = state
.repo
.variant_identifier(hash.clone(), path_string)
.variant_identifier(hash.clone(), variant.clone())
.await
.retry()?;
@ -205,7 +204,7 @@ async fn generate<S: Store + 'static>(
crate::generate::generate(
state,
target_format,
process_path,
variant,
process_args,
&original_details,
hash,

27
src/repo.rs
View file

@ -3,6 +3,7 @@ mod delete_token;
mod hash;
mod metrics;
mod migrate;
mod notification_map;
use crate::{
config,
@ -24,6 +25,8 @@ pub(crate) use delete_token::DeleteToken;
pub(crate) use hash::Hash;
pub(crate) use migrate::{migrate_04, migrate_repo};
use self::notification_map::NotificationEntry;
pub(crate) type ArcRepo = Arc<dyn FullRepo>;
#[derive(Clone, Debug)]
@ -744,17 +747,11 @@ pub(crate) trait VariantRepo: BaseRepo {
&self,
hash: Hash,
variant: String,
) -> Result<Result<(), VariantAlreadyExists>, RepoError>;
) -> Result<Result<(), NotificationEntry>, RepoError>;
async fn variant_heartbeat(&self, hash: Hash, variant: String) -> Result<(), RepoError>;
async fn fail_variant(&self, hash: Hash, variant: String) -> Result<(), RepoError>;
async fn await_variant(
&self,
hash: Hash,
variant: String,
) -> Result<Option<Arc<str>>, RepoError>;
async fn notify_variant(&self, hash: Hash, variant: String) -> Result<(), RepoError>;
async fn relate_variant_identifier(
&self,
@ -783,7 +780,7 @@ where
&self,
hash: Hash,
variant: String,
) -> Result<Result<(), VariantAlreadyExists>, RepoError> {
) -> Result<Result<(), NotificationEntry>, RepoError> {
T::claim_variant_processing_rights(self, hash, variant).await
}
@ -791,16 +788,8 @@ where
T::variant_heartbeat(self, hash, variant).await
}
async fn fail_variant(&self, hash: Hash, variant: String) -> Result<(), RepoError> {
T::fail_variant(self, hash, variant).await
}
async fn await_variant(
&self,
hash: Hash,
variant: String,
) -> Result<Option<Arc<str>>, RepoError> {
T::await_variant(self, hash, variant).await
async fn notify_variant(&self, hash: Hash, variant: String) -> Result<(), RepoError> {
T::notify_variant(self, hash, variant).await
}
async fn relate_variant_identifier(

94
src/repo/notification_map.rs Normal file
View file

@ -0,0 +1,94 @@
use dashmap::DashMap;
use std::{
future::Future,
sync::{
atomic::{AtomicBool, Ordering},
Arc, Weak,
},
time::Duration,
};
use tokio::sync::Notify;
use crate::future::WithTimeout;
type Map = Arc<DashMap<Arc<str>, Weak<NotificationEntryInner>>>;
#[derive(Clone)]
pub(super) struct NotificationMap {
map: Map,
}
pub(crate) struct NotificationEntry {
inner: Arc<NotificationEntryInner>,
}
struct NotificationEntryInner {
key: Arc<str>,
map: Map,
notify: Notify,
armed: AtomicBool,
}
impl NotificationMap {
pub(super) fn new() -> Self {
Self {
map: Arc::new(DashMap::new()),
}
}
pub(super) fn register_interest(&self, key: Arc<str>) -> NotificationEntry {
let new_entry = Arc::new(NotificationEntryInner {
key: key.clone(),
map: self.map.clone(),
notify: crate::sync::bare_notify(),
armed: AtomicBool::new(false),
});
let mut key_entry = self
.map
.entry(key)
.or_insert_with(|| Arc::downgrade(&new_entry));
let upgraded_entry = key_entry.value().upgrade();
let inner = if let Some(entry) = upgraded_entry {
entry
} else {
*key_entry.value_mut() = Arc::downgrade(&new_entry);
new_entry
};
inner.armed.store(true, Ordering::Release);
NotificationEntry { inner }
}
pub(super) fn notify(&self, key: &str) {
if let Some(notifier) = self.map.get(key).and_then(|v| v.upgrade()) {
notifier.notify.notify_waiters();
}
}
}
impl NotificationEntry {
pub(crate) fn notified_timeout(
&mut self,
duration: Duration,
) -> impl Future<Output = Result<(), tokio::time::error::Elapsed>> + '_ {
self.inner.notify.notified().with_timeout(duration)
}
}
impl Default for NotificationMap {
fn default() -> Self {
Self::new()
}
}
impl Drop for NotificationEntryInner {
fn drop(&mut self) {
if self.armed.load(Ordering::Acquire) {
self.map.remove(&self.key);
}
}
}

180
src/repo/postgres.rs
View file

@ -21,7 +21,6 @@ use diesel_async::{
bb8::{Pool, PooledConnection, RunError},
AsyncDieselConnectionManager, ManagerConfig, PoolError,
},
scoped_futures::ScopedFutureExt,
AsyncConnection, AsyncPgConnection, RunQueryDsl,
};
use futures_core::Stream;
@ -45,6 +44,7 @@ use self::job_status::JobStatus;
use super::{
metrics::{PopMetricsGuard, PushMetricsGuard, WaitMetricsGuard},
notification_map::{NotificationEntry, NotificationMap},
Alias, AliasAccessRepo, AliasAlreadyExists, AliasRepo, BaseRepo, DeleteToken, DetailsRepo,
FullRepo, Hash, HashAlreadyExists, HashPage, HashRepo, JobId, JobResult, OrderedHash,
ProxyRepo, QueueRepo, RepoError, SettingsRepo, StoreMigrationRepo, UploadId, UploadRepo,
@ -64,32 +64,7 @@ struct Inner {
notifier_pool: Pool<AsyncPgConnection>,
queue_notifications: DashMap<String, Arc<Notify>>,
upload_notifications: DashMap<UploadId, Weak<Notify>>,
keyed_notifications: DashMap<Arc<str>, Weak<NotificationEntry>>,
}
struct NotificationEntry {
key: Arc<str>,
inner: Arc<Inner>,
notify: Notify,
}
impl Drop for NotificationEntry {
fn drop(&mut self) {
self.inner.keyed_notifications.remove(self.key.as_ref());
}
}
struct KeyListener {
entry: Arc<NotificationEntry>,
}
impl KeyListener {
fn notified_timeout(
&self,
timeout: Duration,
) -> impl Future<Output = Result<(), tokio::time::error::Elapsed>> + '_ {
self.entry.notify.notified().with_timeout(timeout)
}
keyed_notifications: NotificationMap,
}
struct UploadInterest {
@ -363,7 +338,7 @@ impl PostgresRepo {
notifier_pool,
queue_notifications: DashMap::new(),
upload_notifications: DashMap::new(),
keyed_notifications: DashMap::new(),
keyed_notifications: NotificationMap::new(),
});
let handle = crate::sync::abort_on_drop(crate::sync::spawn_sendable(
@ -451,29 +426,8 @@ impl PostgresRepo {
Ok(())
}
fn listen_on_key(&self, key: Arc<str>) -> KeyListener {
let new_entry = Arc::new(NotificationEntry {
key: key.clone(),
inner: Arc::clone(&self.inner),
notify: crate::sync::bare_notify(),
});
let mut entry = self
.inner
.keyed_notifications
.entry(key)
.or_insert_with(|| Arc::downgrade(&new_entry));
let upgraded = entry.value().upgrade();
let entry = if let Some(existing_entry) = upgraded {
existing_entry
} else {
*entry.value_mut() = Arc::downgrade(&new_entry);
new_entry
};
KeyListener { entry }
fn listen_on_key(&self, key: Arc<str>) -> NotificationEntry {
self.inner.keyed_notifications.register_interest(key)
}
async fn register_interest(&self) -> Result<(), PostgresError> {
@ -658,14 +612,7 @@ impl<'a> UploadNotifierState<'a> {
impl<'a> KeyedNotifierState<'a> {
fn handle(&self, key: &str) {
if let Some(notification_entry) = self
.inner
.keyed_notifications
.get(key)
.and_then(|weak| weak.upgrade())
{
notification_entry.notify.notify_waiters();
}
self.inner.keyed_notifications.notify(key);
}
}
@ -1150,20 +1097,23 @@ impl VariantRepo for PostgresRepo {
&self,
hash: Hash,
variant: String,
) -> Result<Result<(), VariantAlreadyExists>, RepoError> {
) -> Result<Result<(), NotificationEntry>, RepoError> {
let key = Arc::from(format!("{}{variant}", hash.to_base64()));
let entry = self.listen_on_key(Arc::clone(&key));
self.register_interest().await?;
if self
.variant_identifier(hash.clone(), variant.clone())
.await?
.is_some()
{
return Ok(Err(VariantAlreadyExists));
return Ok(Err(entry));
}
let key = format!("{}{variant}", hash.to_base64());
match self.insert_keyed_notifier(&key).await? {
Ok(()) => Ok(Ok(())),
Err(AlreadyInserted) => Ok(Err(VariantAlreadyExists)),
Err(AlreadyInserted) => Ok(Err(entry)),
}
}
@ -1177,40 +1127,12 @@ impl VariantRepo for PostgresRepo {
}
#[tracing::instrument(level = "trace", skip(self))]
async fn fail_variant(&self, hash: Hash, variant: String) -> Result<(), RepoError> {
async fn notify_variant(&self, hash: Hash, variant: String) -> Result<(), RepoError> {
let key = format!("{}{variant}", hash.to_base64());
self.clear_keyed_notifier(key).await.map_err(Into::into)
}
#[tracing::instrument(level = "debug", skip(self))]
async fn await_variant(
&self,
hash: Hash,
variant: String,
) -> Result<Option<Arc<str>>, RepoError> {
let key = Arc::from(format!("{}{variant}", hash.to_base64()));
let listener = self.listen_on_key(key);
let notified = listener.notified_timeout(Duration::from_secs(5));
self.register_interest().await?;
if let Some(identifier) = self
.variant_identifier(hash.clone(), variant.clone())
.await?
{
return Ok(Some(identifier));
}
match notified.await {
Ok(()) => tracing::debug!("notified"),
Err(_) => tracing::trace!("timeout"),
}
self.variant_identifier(hash, variant).await
}
#[tracing::instrument(level = "debug", skip(self))]
async fn relate_variant_identifier(
&self,
@ -1218,60 +1140,30 @@ impl VariantRepo for PostgresRepo {
input_variant: String,
input_identifier: &Arc<str>,
) -> Result<Result<(), VariantAlreadyExists>, RepoError> {
use schema::variants::dsl::*;
let mut conn = self.get_connection().await?;
conn.transaction(|conn| {
async move {
let res = async {
use schema::variants::dsl::*;
let res = diesel::insert_into(variants)
.values((
hash.eq(&input_hash),
variant.eq(&input_variant),
identifier.eq(input_identifier.to_string()),
))
.execute(&mut conn)
.with_metrics(crate::init_metrics::POSTGRES_VARIANTS_RELATE_VARIANT_IDENTIFIER)
.with_timeout(Duration::from_secs(5))
.await
.map_err(|_| PostgresError::DbTimeout)?;
diesel::insert_into(variants)
.values((
hash.eq(&input_hash),
variant.eq(&input_variant),
identifier.eq(input_identifier.to_string()),
))
.execute(conn)
.with_metrics(
crate::init_metrics::POSTGRES_VARIANTS_RELATE_VARIANT_IDENTIFIER,
)
.with_timeout(Duration::from_secs(5))
.await
.map_err(|_| PostgresError::DbTimeout)
}
.await;
let notification_res = async {
use schema::keyed_notifications::dsl::*;
let input_key = format!("{}{input_variant}", input_hash.to_base64());
diesel::delete(keyed_notifications)
.filter(key.eq(input_key))
.execute(conn)
.with_timeout(Duration::from_secs(5))
.await
.map_err(|_| PostgresError::DbTimeout)
}
.await;
match notification_res? {
Ok(_) => {}
Err(e) => tracing::warn!("Failed to clear notifier: {e}"),
}
match res? {
Ok(_) => Ok(Ok(())),
Err(diesel::result::Error::DatabaseError(
diesel::result::DatabaseErrorKind::UniqueViolation,
_,
)) => Ok(Err(VariantAlreadyExists)),
Err(e) => Err(PostgresError::Diesel(e)),
}
}
.scope_boxed()
})
.await
.map_err(PostgresError::into)
match res {
Ok(_) => Ok(Ok(())),
Err(diesel::result::Error::DatabaseError(
diesel::result::DatabaseErrorKind::UniqueViolation,
_,
)) => Ok(Err(VariantAlreadyExists)),
Err(e) => Err(PostgresError::Diesel(e).into()),
}
}
#[tracing::instrument(level = "debug", skip(self))]

72
src/repo/sled.rs
View file

@ -5,6 +5,7 @@ use crate::{
serde_str::Serde,
stream::{from_iterator, LocalBoxStream},
};
use dashmap::DashMap;
use sled::{transaction::TransactionError, Db, IVec, Transactional, Tree};
use std::{
collections::HashMap,
@ -22,6 +23,7 @@ use uuid::Uuid;
use super::{
hash::Hash,
metrics::{PopMetricsGuard, PushMetricsGuard, WaitMetricsGuard},
notification_map::{NotificationEntry, NotificationMap},
Alias, AliasAccessRepo, AliasAlreadyExists, AliasRepo, BaseRepo, DeleteToken, Details,
DetailsRepo, FullRepo, HashAlreadyExists, HashPage, HashRepo, JobId, JobResult, OrderedHash,
ProxyRepo, QueueRepo, RepoError, SettingsRepo, StoreMigrationRepo, UploadId, UploadRepo,
@ -113,6 +115,8 @@ pub(crate) struct SledRepo {
migration_identifiers: Tree,
cache_capacity: u64,
export_path: PathBuf,
variant_process_map: DashMap<(Hash, String), time::OffsetDateTime>,
notifications: NotificationMap,
db: Db,
}
@ -156,6 +160,8 @@ impl SledRepo {
migration_identifiers: db.open_tree("pict-rs-migration-identifiers-tree")?,
cache_capacity,
export_path,
variant_process_map: DashMap::new(),
notifications: NotificationMap::new(),
db,
})
}
@ -1453,27 +1459,61 @@ impl VariantRepo for SledRepo {
&self,
hash: Hash,
variant: String,
) -> Result<Result<(), VariantAlreadyExists>, RepoError> {
todo!()
) -> Result<Result<(), NotificationEntry>, RepoError> {
let key = (hash.clone(), variant.clone());
let now = time::OffsetDateTime::now_utc();
let entry = self
.notifications
.register_interest(Arc::from(format!("{}{variant}", hash.to_base64())));
match self.variant_process_map.entry(key.clone()) {
dashmap::mapref::entry::Entry::Occupied(mut occupied_entry) => {
if occupied_entry
.get()
.saturating_add(time::Duration::minutes(2))
> now
{
return Ok(Err(entry));
}
occupied_entry.insert(now);
}
dashmap::mapref::entry::Entry::Vacant(vacant_entry) => {
vacant_entry.insert(now);
}
}
if self.variant_identifier(hash, variant).await?.is_some() {
self.variant_process_map.remove(&key);
return Ok(Err(entry));
}
Ok(Ok(()))
}
#[tracing::instrument(level = "trace", skip(self))]
async fn variant_heartbeat(&self, hash: Hash, variant: String) -> Result<(), RepoError> {
todo!()
let key = (hash, variant);
let now = time::OffsetDateTime::now_utc();
if let dashmap::mapref::entry::Entry::Occupied(mut occupied_entry) =
self.variant_process_map.entry(key)
{
occupied_entry.insert(now);
}
Ok(())
}
#[tracing::instrument(level = "trace", skip(self))]
async fn fail_variant(&self, hash: Hash, variant: String) -> Result<(), RepoError> {
todo!()
}
async fn notify_variant(&self, hash: Hash, variant: String) -> Result<(), RepoError> {
let key = (hash.clone(), variant.clone());
self.variant_process_map.remove(&key);
#[tracing::instrument(level = "trace", skip(self))]
async fn await_variant(
&self,
hash: Hash,
variant: String,
) -> Result<Option<Arc<str>>, RepoError> {
todo!()
let key = format!("{}{variant}", hash.to_base64());
self.notifications.notify(&key);
Ok(())
}
#[tracing::instrument(level = "trace", skip(self))]
@ -1490,7 +1530,7 @@ impl VariantRepo for SledRepo {
let hash_variant_identifiers = self.hash_variant_identifiers.clone();
crate::sync::spawn_blocking("sled-io", move || {
let out = crate::sync::spawn_blocking("sled-io", move || {
hash_variant_identifiers
.compare_and_swap(key, Option::<&[u8]>::None, Some(value.as_bytes()))
.map(|res| res.map_err(|_| VariantAlreadyExists))
@ -1498,7 +1538,9 @@ impl VariantRepo for SledRepo {
.await
.map_err(|_| RepoError::Canceled)?
.map_err(SledError::from)
.map_err(RepoError::from)
.map_err(RepoError::from)?;
Ok(out)
}
#[tracing::instrument(level = "trace", skip(self))]