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Database Refactor

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combine service/users data w/ mod unit

split sliding sync related out of service/users

instrument database entry points

remove increment crap from database interface

de-wrap all database get() calls

de-wrap all database insert() calls

de-wrap all database remove() calls

refactor database interface for async streaming

add query key serializer for database

implement Debug for result handle

add query deserializer for database

add deserialization trait for option handle

start a stream utils suite

de-wrap/asyncify/type-query count_one_time_keys()

de-wrap/asyncify users count

add admin query users command suite

de-wrap/asyncify users exists

de-wrap/partially asyncify user filter related

asyncify/de-wrap users device/keys related

asyncify/de-wrap user auth/misc related

asyncify/de-wrap users blurhash

asyncify/de-wrap account_data get; merge Data into Service

partial asyncify/de-wrap uiaa; merge Data into Service

partially asyncify/de-wrap transaction_ids get; merge Data into Service

partially asyncify/de-wrap key_backups; merge Data into Service

asyncify/de-wrap pusher service getters; merge Data into Service

asyncify/de-wrap rooms alias getters/some iterators

asyncify/de-wrap rooms directory getters/iterator

partially asyncify/de-wrap rooms lazy-loading

partially asyncify/de-wrap rooms metadata

asyncify/dewrap rooms outlier

asyncify/dewrap rooms pdu_metadata

dewrap/partially asyncify rooms read receipt

de-wrap rooms search service

de-wrap/partially asyncify rooms user service

partial de-wrap rooms state_compressor

de-wrap rooms state_cache

de-wrap room state et al

de-wrap rooms timeline service

additional users device/keys related

de-wrap/asyncify sender

asyncify services

refactor database to TryFuture/TryStream

refactor services for TryFuture/TryStream

asyncify api handlers

additional asyncification for admin module

abstract stream related; support reverse streams

additional stream conversions

asyncify state-res related

Signed-off-by: Jason Volk <jason@zemos.net>
This commit is contained in:
Jason Volk 2024-08-08 17:18:30 +00:00 • committed by strawberry
parent 6001014078
commit 946ca364e0
203 changed files with 12202 additions and 10709 deletions
Download patch file Download diff file Expand all files Collapse all files

85
src/service/rooms/state_compressor/mod.rs
View file

@ -27,14 +27,12 @@ type StateInfoLruCache = Mutex<
>,
>;
type ShortStateInfoResult = Result<
Vec<(
u64, // sstatehash
Arc<HashSet<CompressedStateEvent>>, // full state
Arc<HashSet<CompressedStateEvent>>, // added
Arc<HashSet<CompressedStateEvent>>, // removed
)>,
>;
type ShortStateInfoResult = Vec<(
u64, // sstatehash
Arc<HashSet<CompressedStateEvent>>, // full state
Arc<HashSet<CompressedStateEvent>>, // added
Arc<HashSet<CompressedStateEvent>>, // removed
)>;
type ParentStatesVec = Vec<(
u64, // sstatehash
@ -43,7 +41,7 @@ type ParentStatesVec = Vec<(
Arc<HashSet<CompressedStateEvent>>, // removed
)>;
type HashSetCompressStateEvent = Result<(u64, Arc<HashSet<CompressedStateEvent>>, Arc<HashSet<CompressedStateEvent>>)>;
type HashSetCompressStateEvent = (u64, Arc<HashSet<CompressedStateEvent>>, Arc<HashSet<CompressedStateEvent>>);
pub type CompressedStateEvent = [u8; 2 * size_of::<u64>()];
pub struct Service {
@ -86,12 +84,11 @@ impl crate::Service for Service {
impl Service {
/// Returns a stack with info on shortstatehash, full state, added diff and
/// removed diff for the selected shortstatehash and each parent layer.
#[tracing::instrument(skip(self), level = "debug")]
pub fn load_shortstatehash_info(&self, shortstatehash: u64) -> ShortStateInfoResult {
pub async fn load_shortstatehash_info(&self, shortstatehash: u64) -> Result<ShortStateInfoResult> {
if let Some(r) = self
.stateinfo_cache
.lock()
.unwrap()
.expect("locked")
.get_mut(&shortstatehash)
{
return Ok(r.clone());
@ -101,11 +98,11 @@ impl Service {
parent,
added,
removed,
} = self.db.get_statediff(shortstatehash)?;
} = self.db.get_statediff(shortstatehash).await?;
if let Some(parent) = parent {
let mut response = self.load_shortstatehash_info(parent)?;
let mut state = (*response.last().unwrap().1).clone();
let mut response = Box::pin(self.load_shortstatehash_info(parent)).await?;
let mut state = (*response.last().expect("at least one response").1).clone();
state.extend(added.iter().copied());
let removed = (*removed).clone();
for r in &removed {
@ -116,7 +113,7 @@ impl Service {
self.stateinfo_cache
.lock()
.unwrap()
.expect("locked")
.insert(shortstatehash, response.clone());
Ok(response)
@ -124,33 +121,42 @@ impl Service {
let response = vec![(shortstatehash, added.clone(), added, removed)];
self.stateinfo_cache
.lock()
.unwrap()
.expect("locked")
.insert(shortstatehash, response.clone());
Ok(response)
}
}
pub fn compress_state_event(&self, shortstatekey: u64, event_id: &EventId) -> Result<CompressedStateEvent> {
pub async fn compress_state_event(&self, shortstatekey: u64, event_id: &EventId) -> CompressedStateEvent {
let mut v = shortstatekey.to_be_bytes().to_vec();
v.extend_from_slice(
&self
.services
.short
.get_or_create_shorteventid(event_id)?
.get_or_create_shorteventid(event_id)
.await
.to_be_bytes(),
);
Ok(v.try_into().expect("we checked the size above"))
v.try_into().expect("we checked the size above")
}
/// Returns shortstatekey, event id
#[inline]
pub fn parse_compressed_state_event(&self, compressed_event: &CompressedStateEvent) -> Result<(u64, Arc<EventId>)> {
Ok((
utils::u64_from_bytes(&compressed_event[0..size_of::<u64>()]).expect("bytes have right length"),
self.services.short.get_eventid_from_short(
utils::u64_from_bytes(&compressed_event[size_of::<u64>()..]).expect("bytes have right length"),
)?,
))
pub async fn parse_compressed_state_event(
&self, compressed_event: &CompressedStateEvent,
) -> Result<(u64, Arc<EventId>)> {
use utils::u64_from_u8;
let shortstatekey = u64_from_u8(&compressed_event[0..size_of::<u64>()]);
let event_id = self
.services
.short
.get_eventid_from_short(u64_from_u8(&compressed_event[size_of::<u64>()..]))
.await?;
Ok((shortstatekey, event_id))
}
/// Creates a new shortstatehash that often is just a diff to an already
@ -227,7 +233,7 @@ impl Service {
added: statediffnew,
removed: statediffremoved,
},
)?;
);
return Ok(());
};
@ -280,7 +286,7 @@ impl Service {
added: statediffnew,
removed: statediffremoved,
},
)?;
);
}
Ok(())
@ -288,10 +294,15 @@ impl Service {
/// Returns the new shortstatehash, and the state diff from the previous
/// room state
pub fn save_state(
pub async fn save_state(
&self, room_id: &RoomId, new_state_ids_compressed: Arc<HashSet<CompressedStateEvent>>,
) -> HashSetCompressStateEvent {
let previous_shortstatehash = self.services.state.get_room_shortstatehash(room_id)?;
) -> Result<HashSetCompressStateEvent> {
let previous_shortstatehash = self
.services
.state
.get_room_shortstatehash(room_id)
.await
.ok();
let state_hash = utils::calculate_hash(
&new_state_ids_compressed
@ -303,14 +314,18 @@ impl Service {
let (new_shortstatehash, already_existed) = self
.services
.short
.get_or_create_shortstatehash(&state_hash)?;
.get_or_create_shortstatehash(&state_hash)
.await;
if Some(new_shortstatehash) == previous_shortstatehash {
return Ok((new_shortstatehash, Arc::new(HashSet::new()), Arc::new(HashSet::new())));
}
let states_parents =
previous_shortstatehash.map_or_else(|| Ok(Vec::new()), |p| self.load_shortstatehash_info(p))?;
let states_parents = if let Some(p) = previous_shortstatehash {
self.load_shortstatehash_info(p).await.unwrap_or_default()
} else {
ShortStateInfoResult::new()
};
let (statediffnew, statediffremoved) = if let Some(parent_stateinfo) = states_parents.last() {
let statediffnew: HashSet<_> = new_state_ids_compressed