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memory & sled: take heartbeat_interval into account, all: instrument storage implementations

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asonix 2024-01-10 19:45:07 -06:00
parent ac6ad4bc2b
commit e663dbe62e
3 changed files with 144 additions and 61 deletions
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31
jobs-core/src/storage.rs
View file

@ -67,7 +67,7 @@ pub mod memory_storage {
type OrderedKey = (String, Uuid);
type JobState = Option<(Uuid, OffsetDateTime)>;
type JobMeta = (Uuid, JobState);
type JobMeta = (Uuid, time::Duration, JobState);
struct Inner {
queues: HashMap<String, Event>,
@ -106,8 +106,8 @@ pub mod memory_storage {
Bound::Excluded((pop_queue.clone(), lower_bound)),
Bound::Unbounded,
))
.filter(|(_, (_, meta))| meta.is_none())
.filter_map(|(_, (id, _))| inner.jobs.get(id))
.filter(|(_, (_, _, meta))| meta.is_none())
.filter_map(|(_, (id, _, _))| inner.jobs.get(id))
.take_while(|JobInfo { queue, .. }| queue.as_str() == pop_queue.as_str())
.map(|JobInfo { next_queue, .. }| {
if *next_queue > now {
@ -130,12 +130,12 @@ pub mod memory_storage {
let mut pop_job = None;
for (_, (job_id, job_meta)) in inner.queue_jobs.range_mut((
for (_, (job_id, heartbeat_interval, job_meta)) in inner.queue_jobs.range_mut((
Bound::Excluded((queue.to_string(), lower_bound)),
Bound::Included((queue.to_string(), upper_bound)),
)) {
if job_meta.is_none()
|| job_meta.is_some_and(|(_, h)| h + time::Duration::seconds(30) < now)
|| job_meta.is_some_and(|(_, h)| h + (5 * *heartbeat_interval) < now)
{
*job_meta = Some((runner_id, now));
pop_job = Some(*job_id);
@ -162,7 +162,7 @@ pub mod memory_storage {
return;
};
for (_, (found_job_id, found_job_meta)) in inner.queue_jobs.range_mut((
for (_, (found_job_id, _, found_job_meta)) in inner.queue_jobs.range_mut((
Bound::Excluded((queue.clone(), lower_bound)),
Bound::Included((queue, upper_bound)),
)) {
@ -183,7 +183,7 @@ pub mod memory_storage {
let mut key = None;
for (found_key, (found_job_id, _)) in inner.queue_jobs.range_mut((
for (found_key, (found_job_id, _, _)) in inner.queue_jobs.range_mut((
Bound::Excluded((job.queue.clone(), lower_bound)),
Bound::Included((job.queue.clone(), upper_bound)),
)) {
@ -206,14 +206,20 @@ pub mod memory_storage {
let id = job.id;
let queue = job.queue.clone();
let queue_time_id = job.next_queue_id();
let heartbeat_interval = job.heartbeat_interval;
let mut inner = self.inner.lock().unwrap();
inner.jobs.insert(id, job);
inner
.queue_jobs
.insert((queue.clone(), queue_time_id), (id, None));
inner.queue_jobs.insert(
(queue.clone(), queue_time_id),
(
id,
time::Duration::milliseconds(heartbeat_interval as _),
None,
),
);
inner.queues.entry(queue).or_default().notify(1);
@ -225,16 +231,19 @@ pub mod memory_storage {
impl<T: Timer + Send + Sync + Clone> super::Storage for Storage<T> {
type Error = Infallible;
#[tracing::instrument(skip(self))]
async fn info(&self, job_id: Uuid) -> Result<Option<JobInfo>, Self::Error> {
Ok(self.get(job_id))
}
/// push a job into the queue
#[tracing::instrument(skip_all)]
async fn push(&self, job: NewJobInfo) -> Result<Uuid, Self::Error> {
Ok(self.insert(job.build()))
}
/// pop a job from the provided queue
#[tracing::instrument(skip(self))]
async fn pop(&self, queue: &str, runner_id: Uuid) -> Result<JobInfo, Self::Error> {
loop {
let (listener, duration) = self.listener(queue.to_string());
@ -255,12 +264,14 @@ pub mod memory_storage {
}
/// mark a job as being actively worked on
#[tracing::instrument(skip(self))]
async fn heartbeat(&self, job_id: Uuid, runner_id: Uuid) -> Result<(), Self::Error> {
self.set_heartbeat(job_id, runner_id);
Ok(())
}
/// "Return" a job to the database, marking it for retry if needed
#[tracing::instrument(skip(self))]
async fn complete(
&self,
ReturnJobInfo { id, result }: ReturnJobInfo,

5
jobs-postgres/src/lib.rs
View file

@ -217,6 +217,7 @@ impl From<PostgresJob> for JobInfo {
impl background_jobs_core::Storage for Storage {
type Error = PostgresError;
#[tracing::instrument]
async fn info(
&self,
job_id: Uuid,
@ -245,10 +246,12 @@ impl background_jobs_core::Storage for Storage {
}
}
#[tracing::instrument(skip_all)]
async fn push(&self, job: NewJobInfo) -> Result<Uuid, Self::Error> {
self.insert(job.build()).await
}
#[tracing::instrument(skip(self))]
async fn pop(&self, in_queue: &str, in_runner_id: Uuid) -> Result<JobInfo, Self::Error> {
loop {
tracing::trace!("pop: looping");
@ -370,6 +373,7 @@ impl background_jobs_core::Storage for Storage {
}
}
#[tracing::instrument(skip(self))]
async fn heartbeat(&self, job_id: Uuid, in_runner_id: Uuid) -> Result<(), Self::Error> {
let mut conn = self.inner.pool.get().await.map_err(PostgresError::Pool)?;
@ -390,6 +394,7 @@ impl background_jobs_core::Storage for Storage {
Ok(())
}
#[tracing::instrument(skip(self))]
async fn complete(&self, return_job_info: ReturnJobInfo) -> Result<bool, Self::Error> {
let mut conn = self.inner.pool.get().await.map_err(PostgresError::Pool)?;

163
jobs-sled/src/lib.rs
View file

@ -36,6 +36,10 @@ pub enum Error {
#[error("Error in cbor")]
Cbor(#[from] serde_cbor::Error),
/// Error spawning task
#[error("Failed to spawn blocking task")]
Spawn(#[from] std::io::Error),
/// Conflict while updating record
#[error("Conflict while updating record")]
Conflict,
@ -52,6 +56,7 @@ pub enum Error {
#[derive(serde::Serialize, serde::Deserialize)]
struct JobMeta {
id: Uuid,
heartbeat_interval: time::Duration,
state: Option<JobState>,
}
@ -80,9 +85,13 @@ pub type Result<T> = std::result::Result<T, Error>;
#[derive(Clone)]
/// The Sled-backed storage implementation
pub struct Storage {
inner: Arc<Inner>,
}
struct Inner {
jobs: Tree,
queue_jobs: Tree,
queues: Arc<Mutex<HashMap<String, Arc<Notify>>>>,
queues: Mutex<HashMap<String, Arc<Notify>>>,
_db: Db,
}
@ -90,25 +99,49 @@ pub struct Storage {
impl background_jobs_core::Storage for Storage {
type Error = Error;
#[tracing::instrument(skip(self))]
async fn info(&self, job_id: Uuid) -> Result<Option<JobInfo>> {
self.get(job_id)
let this = self.clone();
tokio::task::Builder::new()
.name("jobs-info")
.spawn_blocking(move || this.get(job_id))?
.await?
}
#[tracing::instrument(skip_all)]
async fn push(&self, job: NewJobInfo) -> Result<Uuid> {
self.insert(job.build())
let this = self.clone();
tokio::task::Builder::new()
.name("jobs-push")
.spawn_blocking(move || this.insert(job.build()))?
.await?
}
#[tracing::instrument(skip(self))]
async fn pop(&self, queue: &str, runner_id: Uuid) -> Result<JobInfo> {
loop {
let notifier = self.notifier(queue.to_string());
if let Some(job) = self.try_pop(queue.to_string(), runner_id)? {
let this = self.clone();
let queue2 = queue.to_string();
if let Some(job) = tokio::task::Builder::new()
.name("jobs-try-pop")
.spawn_blocking(move || this.try_pop(queue2, runner_id))?
.await??
{
return Ok(job);
}
let duration = self
.next_duration(queue.to_string())
.unwrap_or(Duration::from_secs(5));
let this = self.clone();
let queue2 = queue.to_string();
let duration = tokio::task::Builder::new()
.name("jobs-next-duration")
.spawn_blocking(move || {
this.next_duration(queue2).unwrap_or(Duration::from_secs(5))
})?
.await?;
match tokio::time::timeout(duration, notifier.notified()).await {
Ok(()) => {
@ -121,12 +154,24 @@ impl background_jobs_core::Storage for Storage {
}
}
#[tracing::instrument(skip(self))]
async fn heartbeat(&self, job_id: Uuid, runner_id: Uuid) -> Result<()> {
self.set_heartbeat(job_id, runner_id)
let this = self.clone();
tokio::task::Builder::new()
.name("jobs-heartbeat")
.spawn_blocking(move || this.set_heartbeat(job_id, runner_id))?
.await?
}
#[tracing::instrument(skip(self))]
async fn complete(&self, ReturnJobInfo { id, result }: ReturnJobInfo) -> Result<bool> {
let mut job = if let Some(job) = self.remove_job(id)? {
let this = self.clone();
let mut job = if let Some(job) = tokio::task::Builder::new()
.name("jobs-remove")
.spawn_blocking(move || this.remove_job(id))?
.await??
{
job
} else {
return Ok(true);
@ -137,12 +182,20 @@ impl background_jobs_core::Storage for Storage {
JobResult::Success => Ok(true),
// Unregistered or Unexecuted jobs are restored as-is
JobResult::Unexecuted | JobResult::Unregistered => {
self.insert(job)?;
let this = self.clone();
tokio::task::Builder::new()
.name("jobs-requeue")
.spawn_blocking(move || this.insert(job))?
.await??;
Ok(false)
}
// retryable failed jobs are restored
JobResult::Failure if job.prepare_retry() => {
self.insert(job)?;
let this = self.clone();
tokio::task::Builder::new()
.name("jobs-requeue")
.spawn_blocking(move || this.insert(job))?
.await??;
Ok(false)
}
// dead jobs are removed
@ -155,15 +208,17 @@ impl Storage {
/// Create a new Storage struct
pub fn new(db: Db) -> Result<Self> {
Ok(Storage {
inner: Arc::new(Inner {
jobs: db.open_tree("background-jobs-jobs")?,
queue_jobs: db.open_tree("background-jobs-queue-jobs")?,
queues: Arc::new(Mutex::new(HashMap::new())),
queues: Mutex::new(HashMap::new()),
_db: db,
}),
})
}
fn get(&self, job_id: Uuid) -> Result<Option<JobInfo>> {
if let Some(ivec) = self.jobs.get(job_id.as_bytes())? {
if let Some(ivec) = self.inner.jobs.get(job_id.as_bytes())? {
let job_info = serde_cbor::from_slice(&ivec)?;
Ok(Some(job_info))
@ -173,7 +228,8 @@ impl Storage {
}
fn notifier(&self, queue: String) -> Arc<Notify> {
self.queues
self.inner
.queues
.lock()
.unwrap()
.entry(queue)
@ -182,7 +238,8 @@ impl Storage {
}
fn notify(&self, queue: String) {
self.queues
self.inner
.queues
.lock()
.unwrap()
.entry(queue)
@ -202,32 +259,40 @@ impl Storage {
let now = time::OffsetDateTime::now_utc();
for res in self
.inner
.queue_jobs
.range((Bound::Excluded(lower_bound), Bound::Included(upper_bound)))
{
let (key, ivec) = res?;
if let Ok(JobMeta { id, state }) = serde_cbor::from_slice(&ivec) {
if let Ok(JobMeta {
id,
heartbeat_interval,
state,
}) = serde_cbor::from_slice(&ivec)
{
if state.is_none()
|| state.is_some_and(|JobState { heartbeat, .. }| {
heartbeat + time::Duration::seconds(30) < now
heartbeat + (5 * heartbeat_interval) < now
})
{
let new_bytes = serde_cbor::to_vec(&JobMeta {
id,
heartbeat_interval,
state: Some(JobState {
runner_id,
heartbeat: now,
}),
})?;
match self
.queue_jobs
.compare_and_swap(key, Some(ivec), Some(new_bytes))?
{
match self.inner.queue_jobs.compare_and_swap(
key,
Some(ivec),
Some(new_bytes),
)? {
Ok(()) => {
// success
if let Some(job) = self.jobs.get(id.as_bytes())? {
if let Some(job) = self.inner.jobs.get(id.as_bytes())? {
return Ok(Some(serde_cbor::from_slice(&job)?));
}
}
@ -245,42 +310,37 @@ impl Storage {
}
fn set_heartbeat(&self, job_id: Uuid, runner_id: Uuid) -> Result<()> {
let queue = if let Some(job) = self.jobs.get(job_id.as_bytes())? {
let queue = if let Some(job) = self.inner.jobs.get(job_id.as_bytes())? {
let job: JobInfo = serde_cbor::from_slice(&job)?;
job.queue
} else {
return Ok(());
};
let lower_bound = encode_key(&JobKey {
queue: queue.clone(),
next_queue_id: Uuid::new_v7(Timestamp::from_unix(NoContext, 0, 0)),
});
let upper_bound = encode_key(&JobKey {
queue,
next_queue_id: Uuid::now_v7(),
});
for res in self
.queue_jobs
.range((Bound::Excluded(lower_bound), Bound::Included(upper_bound)))
{
for res in self.inner.queue_jobs.scan_prefix(queue.as_bytes()) {
let (key, ivec) = res?;
if let Ok(JobMeta { id, .. }) = serde_cbor::from_slice(&ivec) {
if let Ok(JobMeta {
id,
heartbeat_interval,
..
}) = serde_cbor::from_slice(&ivec)
{
if id == job_id {
let new_bytes = serde_cbor::to_vec(&JobMeta {
id,
heartbeat_interval,
state: Some(JobState {
runner_id,
heartbeat: time::OffsetDateTime::now_utc(),
}),
})?;
match self
.queue_jobs
.compare_and_swap(key, Some(ivec), Some(new_bytes))?
{
match self.inner.queue_jobs.compare_and_swap(
key,
Some(ivec),
Some(new_bytes),
)? {
Ok(()) => {
// success
return Ok(());
@ -298,7 +358,7 @@ impl Storage {
}
fn remove_job(&self, job_id: Uuid) -> Result<Option<JobInfo>> {
let job: JobInfo = if let Some(job) = self.jobs.remove(job_id.as_bytes())? {
let job: JobInfo = if let Some(job) = self.inner.jobs.remove(job_id.as_bytes())? {
serde_cbor::from_slice(&job)?
} else {
return Ok(None);
@ -314,6 +374,7 @@ impl Storage {
});
for res in self
.inner
.queue_jobs
.range((Bound::Excluded(lower_bound), Bound::Included(upper_bound)))
{
@ -321,7 +382,7 @@ impl Storage {
if let Ok(JobMeta { id, .. }) = serde_cbor::from_slice(&ivec) {
if id == job_id {
self.queue_jobs.remove(key)?;
self.inner.queue_jobs.remove(key)?;
return Ok(Some(job));
}
}
@ -338,13 +399,14 @@ impl Storage {
let now = time::OffsetDateTime::now_utc();
self.queue_jobs
self.inner
.queue_jobs
.range((Bound::Excluded(lower_bound), Bound::Unbounded))
.values()
.filter_map(|res| res.ok())
.filter_map(|ivec| serde_cbor::from_slice(&ivec).ok())
.filter(|JobMeta { state, .. }| state.is_none())
.filter_map(|JobMeta { id, .. }| self.jobs.get(id.as_bytes()).ok()?)
.filter_map(|JobMeta { id, .. }| self.inner.jobs.get(id.as_bytes()).ok()?)
.filter_map(|ivec| serde_cbor::from_slice::<JobInfo>(&ivec).ok())
.take_while(|JobInfo { queue, .. }| queue.as_str() == pop_queue.as_str())
.map(|JobInfo { next_queue, .. }| {
@ -361,19 +423,24 @@ impl Storage {
let id = job.id;
let queue = job.queue.clone();
let next_queue_id = job.next_queue_id();
let heartbeat_interval = job.heartbeat_interval;
let job_bytes = serde_cbor::to_vec(&job)?;
self.jobs.insert(id.as_bytes(), job_bytes)?;
self.inner.jobs.insert(id.as_bytes(), job_bytes)?;
let key_bytes = encode_key(&JobKey {
queue: queue.clone(),
next_queue_id,
});
let job_meta_bytes = serde_cbor::to_vec(&JobMeta { id, state: None })?;
let job_meta_bytes = serde_cbor::to_vec(&JobMeta {
id,
heartbeat_interval: time::Duration::milliseconds(heartbeat_interval as _),
state: None,
})?;
self.queue_jobs.insert(key_bytes, job_meta_bytes)?;
self.inner.queue_jobs.insert(key_bytes, job_meta_bytes)?;
self.notify(queue);