forked from
microcosm.blue/microcosm-rs
Constellation, Spacedust, Slingshot, UFOs: atproto crates and services for microcosm
remove old ufos storage code
+36
-948
+21
-655
ufos/src/storage_fjall.rs
+21
-655
ufos/src/storage_fjall.rs
···
1
-
use crate::consumer::LimitedBatch;
2
-
use crate::db_types::{db_complete, DbBytes, DbStaticStr, EncodingError, StaticStr};
1
+
use crate::db_types::{db_complete, DbBytes, DbStaticStr, StaticStr};
3
2
use crate::error::StorageError;
4
3
use crate::storage::{StorageResult, StorageWhatever, StoreReader, StoreWriter};
5
4
use crate::store_types::{
6
-
AllTimeRollupKey, ByCollectionKey, ByCollectionValue, ByCursorSeenKey, ByCursorSeenValue,
7
-
ByIdKey, ByIdValue, CountsValue, DeleteAccountQueueKey, DeleteAccountQueueVal,
5
+
AllTimeRollupKey, CountsValue, DeleteAccountQueueKey, DeleteAccountQueueVal,
8
6
HourTruncatedCursor, HourlyRollupKey, JetstreamCursorKey, JetstreamCursorValue,
9
-
JetstreamEndpointKey, JetstreamEndpointValue, LiveCountsKey, ModCursorKey, ModCursorValue,
10
-
ModQueueItemKey, ModQueueItemStringValue, ModQueueItemValue, NewRollupCursorKey,
7
+
JetstreamEndpointKey, JetstreamEndpointValue, LiveCountsKey, NewRollupCursorKey,
11
8
NewRollupCursorValue, NsidRecordFeedKey, NsidRecordFeedVal, RecordLocationKey,
12
-
RecordLocationMeta, RecordLocationVal, RecordRawValue, RollupCursorKey, RollupCursorValue,
13
-
SeenCounter, TakeoffKey, TakeoffValue, WeekTruncatedCursor, WeeklyRollupKey,
9
+
RecordLocationMeta, RecordLocationVal, RecordRawValue, TakeoffKey, TakeoffValue,
10
+
WeekTruncatedCursor, WeeklyRollupKey,
14
11
};
15
-
use crate::{
16
-
CommitAction, ConsumerInfo, Did, EventBatch, Nsid, RecordKey, TopCollections, UFOsRecord,
17
-
};
12
+
use crate::{CommitAction, ConsumerInfo, Did, EventBatch, Nsid, TopCollections, UFOsRecord};
18
13
use async_trait::async_trait;
19
-
use fjall::{
20
-
Batch as FjallBatch, CompressionType, Config, Keyspace, PartitionCreateOptions, PartitionHandle,
21
-
};
14
+
use fjall::{Batch as FjallBatch, Config, Keyspace, PartitionCreateOptions, PartitionHandle};
22
15
use jetstream::events::Cursor;
23
16
use schemars::JsonSchema;
24
17
use serde::Serialize;
25
18
use std::collections::HashMap;
26
-
use std::path::{Path, PathBuf};
27
-
use std::time::{Duration, Instant, SystemTime};
28
-
use tokio::sync::mpsc::Receiver;
29
-
use tokio::time::{interval_at, sleep};
30
-
31
-
/// Commit the RW batch immediately if this number of events have been read off the mod queue
32
-
const MAX_BATCHED_RW_EVENTS: usize = 18;
33
-
34
-
/// Commit the RW batch immediately if this number of records is reached
35
-
///
36
-
/// there are probably some efficiency gains for higher, at cost of more memory.
37
-
/// interestingly, this kind of sets a priority weight for the RW loop:
38
-
/// - doing more work whenever scheduled means getting more CPU time in general
39
-
///
40
-
/// this is higher than [MAX_BATCHED_RW_EVENTS] because account-deletes can have lots of items
41
-
const MAX_BATCHED_RW_ITEMS: usize = 24;
19
+
use std::path::Path;
20
+
use std::time::SystemTime;
42
21
43
22
const MAX_BATCHED_CLEANUP_SIZE: usize = 1024; // try to commit progress for longer feeds
44
23
const MAX_BATCHED_ACCOUNT_DELETE_RECORDS: usize = 1024;
45
24
const MAX_BATCHED_ROLLUP_COUNTS: usize = 256;
46
-
47
-
#[derive(Clone)]
48
-
struct Db {
49
-
keyspace: Keyspace,
50
-
global: PartitionHandle,
51
-
}
52
25
53
26
///
54
27
/// new data format, roughly:
···
832
805
}
833
806
}
834
807
835
-
#[derive(Clone)]
836
-
pub struct Storage {
837
-
/// horrible: gate all db access behind this to force global serialization to avoid deadlock
838
-
db: Db,
839
-
}
840
-
841
-
impl Storage {
842
-
fn init_self(path: impl AsRef<Path>) -> anyhow::Result<Self> {
843
-
let keyspace = Config::new(path).fsync_ms(Some(4_000)).open()?;
844
-
let global = keyspace.open_partition(
845
-
"default",
846
-
PartitionCreateOptions::default().compression(CompressionType::None),
847
-
)?;
848
-
Ok(Self {
849
-
db: Db { keyspace, global },
850
-
})
851
-
}
852
-
853
-
pub async fn open(
854
-
path: PathBuf,
855
-
endpoint: &str,
856
-
force_endpoint: bool,
857
-
) -> anyhow::Result<(Self, Option<Cursor>)> {
858
-
let me = tokio::task::spawn_blocking(move || Storage::init_self(path)).await??;
859
-
860
-
let js_cursor = me.get_jetstream_cursor().await?;
861
-
862
-
if js_cursor.is_some() {
863
-
let Some(JetstreamEndpointValue(stored)) = me.get_jetstream_endpoint().await? else {
864
-
anyhow::bail!("found cursor but missing js_endpoint, refusing to start.");
865
-
};
866
-
if stored != endpoint {
867
-
if force_endpoint {
868
-
log::warn!("forcing a jetstream switch from {stored:?} to {endpoint:?}");
869
-
me.set_jetstream_endpoint(endpoint).await?;
870
-
} else {
871
-
anyhow::bail!("stored js_endpoint {stored:?} differs from provided {endpoint:?}, refusing to start.");
872
-
}
873
-
}
874
-
} else {
875
-
me.set_jetstream_endpoint(endpoint).await?;
876
-
}
877
-
878
-
Ok((me, js_cursor))
879
-
}
880
-
881
-
/// Jetstream event batch receiver: writes without any reads
882
-
///
883
-
/// Events that require reads like record updates or delets are written to a queue
884
-
pub async fn receive(&self, mut receiver: Receiver<LimitedBatch>) -> anyhow::Result<()> {
885
-
// TODO: see rw_loop: enforce single-thread.
886
-
loop {
887
-
let t_sleep = Instant::now();
888
-
sleep(Duration::from_secs_f64(0.08)).await; // TODO: minimize during replay
889
-
let _slept_for = t_sleep.elapsed();
890
-
let _queue_size = receiver.len();
891
-
892
-
if let Some(event_batch) = receiver.recv().await {
893
-
log::info!("write: received write batch");
894
-
let batch_summary = summarize_batch(&event_batch);
895
-
log::info!("{}", batch_summary);
896
-
897
-
// todo!();
898
-
// let last = event_batch.last_jetstream_cursor; // TODO: get this from the data. track last in consumer. compute or track first.
899
-
900
-
// let db = &self.db;
901
-
// let keyspace = db.keyspace.clone();
902
-
// let global = db.global.clone();
903
-
904
-
// let writer_t0 = Instant::now();
905
-
// log::trace!("spawn_blocking for write batch");
906
-
// tokio::task::spawn_blocking(move || {
907
-
// DBWriter {
908
-
// keyspace,
909
-
// global,
910
-
// }
911
-
// .write_batch(event_batch, last)
912
-
// })
913
-
// .await??;
914
-
// log::trace!("write: back from blocking task, successfully wrote batch");
915
-
// let wrote_for = writer_t0.elapsed();
916
-
917
-
// println!("{batch_summary}, slept {slept_for: <12?}, wrote {wrote_for: <11?}, queue: {queue_size}");
918
-
} else {
919
-
log::error!("store consumer: receive channel failed (dropped/closed?)");
920
-
anyhow::bail!("receive channel closed");
921
-
}
922
-
}
923
-
}
924
-
925
-
/// Read-write loop reads from the queue for record-modifying events and does rollups
926
-
pub async fn rw_loop(&self) -> anyhow::Result<()> {
927
-
// TODO: lock so that only one rw loop can possibly be run. or even better, take a mutable resource thing to enforce at compile time.
928
-
929
-
let now = tokio::time::Instant::now();
930
-
let mut time_to_update_events = interval_at(now, Duration::from_secs_f64(0.051));
931
-
let mut time_to_trim_surplus = interval_at(
932
-
now + Duration::from_secs_f64(1.0),
933
-
Duration::from_secs_f64(3.3),
934
-
);
935
-
let mut time_to_roll_up = interval_at(
936
-
now + Duration::from_secs_f64(0.4),
937
-
Duration::from_secs_f64(0.9),
938
-
);
939
-
940
-
time_to_update_events.set_missed_tick_behavior(tokio::time::MissedTickBehavior::Skip);
941
-
time_to_trim_surplus.set_missed_tick_behavior(tokio::time::MissedTickBehavior::Skip);
942
-
time_to_roll_up.set_missed_tick_behavior(tokio::time::MissedTickBehavior::Skip);
943
-
944
-
loop {
945
-
let keyspace = self.db.keyspace.clone();
946
-
let global = self.db.global.clone();
947
-
tokio::select! {
948
-
_ = time_to_update_events.tick() => {
949
-
log::debug!("beginning event update task");
950
-
tokio::task::spawn_blocking(move || Self::update_events(keyspace, global)).await??;
951
-
log::debug!("finished event update task");
952
-
}
953
-
_ = time_to_trim_surplus.tick() => {
954
-
log::debug!("beginning record trim task");
955
-
tokio::task::spawn_blocking(move || Self::trim_old_events(keyspace, global)).await??;
956
-
log::debug!("finished record trim task");
957
-
}
958
-
_ = time_to_roll_up.tick() => {
959
-
log::debug!("beginning rollup task");
960
-
tokio::task::spawn_blocking(move || Self::roll_up_counts(keyspace, global)).await??;
961
-
log::debug!("finished rollup task");
962
-
},
963
-
}
964
-
}
965
-
}
966
-
967
-
fn update_events(keyspace: Keyspace, global: PartitionHandle) -> anyhow::Result<()> {
968
-
// TODO: lock this to prevent concurrent rw
969
-
970
-
log::trace!("rw: getting rw cursor...");
971
-
let mod_cursor =
972
-
get_static::<ModCursorKey, ModCursorValue>(&global)?.unwrap_or(Cursor::from_start());
973
-
let range = ModQueueItemKey::new(mod_cursor).range_to_prefix_end()?;
974
-
975
-
let mut db_batch = keyspace.batch();
976
-
let mut batched_rw_items = 0;
977
-
let mut any_tasks_found = false;
978
-
979
-
log::trace!("rw: iterating newer rw items...");
980
-
981
-
for (i, pair) in global.range(range.clone()).enumerate() {
982
-
log::trace!("rw: iterating {i}");
983
-
any_tasks_found = true;
984
-
985
-
if i >= MAX_BATCHED_RW_EVENTS {
986
-
break;
987
-
}
988
-
989
-
let (key_bytes, val_bytes) = pair?;
990
-
let mod_key = match db_complete::<ModQueueItemKey>(&key_bytes) {
991
-
Ok(k) => k,
992
-
Err(EncodingError::WrongStaticPrefix(_, _)) => {
993
-
panic!("wsp: mod queue empty.");
994
-
}
995
-
otherwise => otherwise?,
996
-
};
997
-
998
-
let mod_value: ModQueueItemValue =
999
-
db_complete::<ModQueueItemStringValue>(&val_bytes)?.try_into()?;
1000
-
1001
-
log::trace!("rw: iterating {i}: sending to batcher {mod_key:?} => {mod_value:?}");
1002
-
batched_rw_items += DBWriter {
1003
-
global: global.clone(),
1004
-
}
1005
-
.write_rw(&mut db_batch, mod_key, mod_value)?;
1006
-
log::trace!("rw: iterating {i}: back from batcher.");
1007
-
1008
-
if batched_rw_items >= MAX_BATCHED_RW_ITEMS {
1009
-
log::trace!("rw: iterating {i}: batch big enough, breaking out.");
1010
-
break;
1011
-
}
1012
-
}
1013
-
1014
-
if !any_tasks_found {
1015
-
log::trace!("rw: skipping batch commit since apparently no items were added (this is normal, skipping is new)");
1016
-
// TODO: is this missing a chance to update the cursor?
1017
-
return Ok(());
1018
-
}
1019
-
1020
-
log::info!("rw: committing rw batch with {batched_rw_items} items (items != total inserts/deletes)...");
1021
-
let r = db_batch.commit();
1022
-
log::info!("rw: commit result: {r:?}");
1023
-
r?;
1024
-
Ok(())
1025
-
}
1026
-
1027
-
fn trim_old_events(_keyspace: Keyspace, _global: PartitionHandle) -> anyhow::Result<()> {
1028
-
// we *could* keep a collection dirty list in memory to reduce the amount of searching here
1029
-
// actually can we use seen_by_js_cursor_collection??
1030
-
// * ["seen_by_js_cursor_collection"|js_cursor|collection] => u64
1031
-
// -> the rollup cursor could handle trims.
1032
-
1033
-
// key structure:
1034
-
// * ["by_collection"|collection|js_cursor] => [did|rkey|record]
1035
-
1036
-
// *new* strategy:
1037
-
// 1. collect `collection`s seen during rollup
1038
-
// 2. for each collected collection:
1039
-
// 3. set up prefix iterator
1040
-
// 4. reverse and try to walk back MAX_RETAINED steps
1041
-
// 5. if we didn't end iteration yet, start deleting records (and their forward links) until we get to the end
1042
-
1043
-
// oh we might be able to walk *forward* instead of reverse from the cursor, which might help avoid iterating over a lot of deletion tombstones
1044
-
1045
-
// ... we can probably do even better with cursor ranges too, since we'll have a cursor range from rollup and it's in the by_collection key
1046
-
1047
-
Ok(())
1048
-
}
1049
-
1050
-
fn roll_up_counts(_keyspace: Keyspace, _global: PartitionHandle) -> anyhow::Result<()> {
1051
-
Ok(())
1052
-
}
1053
-
1054
-
pub async fn get_collection_records(
1055
-
&self,
1056
-
_collection: &Nsid,
1057
-
_limit: usize,
1058
-
) -> anyhow::Result<Vec<()>> {
1059
-
todo!();
1060
-
// let global = self.db.global.clone();
1061
-
// let prefix = ByCollectionKey::prefix_from_collection(collection.clone())?;
1062
-
// tokio::task::spawn_blocking(move || {
1063
-
// let mut output = Vec::new();
1064
-
1065
-
// for pair in global.prefix(&prefix).rev().take(limit) {
1066
-
// let (k_bytes, v_bytes) = pair?;
1067
-
// let (_, cursor) = db_complete::<ByCollectionKey>(&k_bytes)?.into();
1068
-
// let (did, rkey, record) = db_complete::<ByCollectionValue>(&v_bytes)?.into();
1069
-
// output.push(CreateRecord {
1070
-
// did,
1071
-
// rkey,
1072
-
// record,
1073
-
// cursor,
1074
-
// })
1075
-
// }
1076
-
// Ok(output)
1077
-
// })
1078
-
// .await?
1079
-
}
1080
-
1081
-
pub async fn get_meta_info(&self) -> anyhow::Result<StorageInfo> {
1082
-
let db = &self.db;
1083
-
let keyspace = db.keyspace.clone();
1084
-
let global = db.global.clone();
1085
-
tokio::task::spawn_blocking(move || {
1086
-
Ok(StorageInfo {
1087
-
keyspace_disk_space: keyspace.disk_space(),
1088
-
keyspace_journal_count: keyspace.journal_count(),
1089
-
keyspace_sequence: keyspace.instant(),
1090
-
global_approximate_len: global.approximate_len(),
1091
-
})
1092
-
})
1093
-
.await?
1094
-
}
1095
-
1096
-
pub async fn get_collection_total_seen(&self, collection: &Nsid) -> anyhow::Result<u64> {
1097
-
let global = self.db.global.clone();
1098
-
let collection = collection.clone();
1099
-
tokio::task::spawn_blocking(move || get_unrolled_collection_seen(&global, collection))
1100
-
.await?
1101
-
}
1102
-
1103
-
pub async fn get_top_collections(&self) -> anyhow::Result<HashMap<String, u64>> {
1104
-
let global = self.db.global.clone();
1105
-
tokio::task::spawn_blocking(move || get_unrolled_top_collections(&global)).await?
1106
-
}
1107
-
1108
-
pub async fn get_jetstream_endpoint(&self) -> anyhow::Result<Option<JetstreamEndpointValue>> {
1109
-
let global = self.db.global.clone();
1110
-
tokio::task::spawn_blocking(move || {
1111
-
get_static::<JetstreamEndpointKey, JetstreamEndpointValue>(&global)
1112
-
})
1113
-
.await?
1114
-
}
1115
-
1116
-
async fn set_jetstream_endpoint(&self, endpoint: &str) -> anyhow::Result<()> {
1117
-
let global = self.db.global.clone();
1118
-
let endpoint = endpoint.to_string();
1119
-
tokio::task::spawn_blocking(move || {
1120
-
insert_static::<JetstreamEndpointKey>(&global, JetstreamEndpointValue(endpoint))
1121
-
})
1122
-
.await?
1123
-
}
1124
-
1125
-
pub async fn get_jetstream_cursor(&self) -> anyhow::Result<Option<Cursor>> {
1126
-
let global = self.db.global.clone();
1127
-
tokio::task::spawn_blocking(move || {
1128
-
get_static::<JetstreamCursorKey, JetstreamCursorValue>(&global)
1129
-
})
1130
-
.await?
1131
-
}
1132
-
1133
-
pub async fn get_mod_cursor(&self) -> anyhow::Result<Option<Cursor>> {
1134
-
let global = self.db.global.clone();
1135
-
tokio::task::spawn_blocking(move || get_static::<ModCursorKey, ModCursorValue>(&global))
1136
-
.await?
1137
-
}
1138
-
}
1139
-
1140
-
/// Get a value from a fixed key
1141
-
fn get_static<K: StaticStr, V: DbBytes>(global: &PartitionHandle) -> anyhow::Result<Option<V>> {
1142
-
let key_bytes = DbStaticStr::<K>::default().to_db_bytes()?;
1143
-
let value = global
1144
-
.get(&key_bytes)?
1145
-
.map(|value_bytes| db_complete(&value_bytes))
1146
-
.transpose()?;
1147
-
Ok(value)
1148
-
}
1149
-
1150
808
/// Get a value from a fixed key
1151
809
fn get_static_neu<K: StaticStr, V: DbBytes>(global: &PartitionHandle) -> StorageResult<Option<V>> {
1152
810
let key_bytes = DbStaticStr::<K>::default().to_db_bytes()?;
···
1170
828
}
1171
829
1172
830
/// Set a value to a fixed key
1173
-
fn insert_static<K: StaticStr>(
1174
-
global: &PartitionHandle,
1175
-
value: impl DbBytes,
1176
-
) -> anyhow::Result<()> {
1177
-
let key_bytes = DbStaticStr::<K>::default().to_db_bytes()?;
1178
-
let value_bytes = value.to_db_bytes()?;
1179
-
global.insert(&key_bytes, &value_bytes)?;
1180
-
Ok(())
1181
-
}
1182
-
1183
-
/// Set a value to a fixed key
1184
831
fn insert_static_neu<K: StaticStr>(
1185
832
global: &PartitionHandle,
1186
833
value: impl DbBytes,
···
1192
839
}
1193
840
1194
841
/// Set a value to a fixed key
1195
-
fn insert_batch_static<K: StaticStr>(
1196
-
batch: &mut FjallBatch,
1197
-
global: &PartitionHandle,
1198
-
value: impl DbBytes,
1199
-
) -> anyhow::Result<()> {
1200
-
let key_bytes = DbStaticStr::<K>::default().to_db_bytes()?;
1201
-
let value_bytes = value.to_db_bytes()?;
1202
-
batch.insert(global, &key_bytes, &value_bytes);
1203
-
Ok(())
1204
-
}
1205
-
1206
-
/// Set a value to a fixed key
1207
842
fn insert_batch_static_neu<K: StaticStr>(
1208
843
batch: &mut FjallBatch,
1209
844
global: &PartitionHandle,
···
1215
850
Ok(())
1216
851
}
1217
852
1218
-
/// Remove a key
1219
-
fn remove_batch<K: DbBytes>(
1220
-
batch: &mut FjallBatch,
1221
-
global: &PartitionHandle,
1222
-
key: K,
1223
-
) -> Result<(), EncodingError> {
1224
-
let key_bytes = key.to_db_bytes()?;
1225
-
batch.remove(global, &key_bytes);
1226
-
Ok(())
1227
-
}
1228
-
1229
-
/// Get stats that haven't been rolled up yet
1230
-
fn get_unrolled_collection_seen(global: &PartitionHandle, collection: Nsid) -> anyhow::Result<u64> {
1231
-
let range =
1232
-
if let Some(cursor_value) = get_static::<RollupCursorKey, RollupCursorValue>(global)? {
1233
-
eprintln!("found existing cursor");
1234
-
let key: ByCursorSeenKey = cursor_value.into();
1235
-
key.range_from()?
1236
-
} else {
1237
-
eprintln!("cursor from start.");
1238
-
ByCursorSeenKey::full_range()?
1239
-
};
1240
-
1241
-
let mut collection_total = 0;
1242
-
1243
-
let mut scanned = 0;
1244
-
let mut rolled = 0;
1245
-
1246
-
for pair in global.range(range) {
1247
-
let (key_bytes, value_bytes) = pair?;
1248
-
let key = db_complete::<ByCursorSeenKey>(&key_bytes)?;
1249
-
let val = db_complete::<ByCursorSeenValue>(&value_bytes)?;
1250
-
1251
-
if *key.collection() == collection {
1252
-
let SeenCounter(n) = val;
1253
-
collection_total += n;
1254
-
rolled += 1;
1255
-
}
1256
-
scanned += 1;
1257
-
}
1258
-
1259
-
eprintln!("scanned: {scanned}, rolled: {rolled}");
1260
-
1261
-
Ok(collection_total)
1262
-
}
1263
-
1264
-
fn get_unrolled_top_collections(global: &PartitionHandle) -> anyhow::Result<HashMap<String, u64>> {
1265
-
let range =
1266
-
if let Some(cursor_value) = get_static::<RollupCursorKey, RollupCursorValue>(global)? {
1267
-
eprintln!("found existing cursor");
1268
-
let key: ByCursorSeenKey = cursor_value.into();
1269
-
key.range_from()?
1270
-
} else {
1271
-
eprintln!("cursor from start.");
1272
-
ByCursorSeenKey::full_range()?
1273
-
};
1274
-
1275
-
let mut res = HashMap::new();
1276
-
let mut scanned = 0;
1277
-
1278
-
for pair in global.range(range) {
1279
-
let (key_bytes, value_bytes) = pair?;
1280
-
let key = db_complete::<ByCursorSeenKey>(&key_bytes)?;
1281
-
let SeenCounter(n) = db_complete(&value_bytes)?;
1282
-
1283
-
*res.entry(key.collection().to_string()).or_default() += n;
1284
-
1285
-
scanned += 1;
1286
-
}
1287
-
1288
-
eprintln!("scanned: {scanned} seen-counts.");
1289
-
1290
-
Ok(res)
1291
-
}
1292
-
1293
-
impl DBWriter {
1294
-
fn write_rw(
1295
-
self,
1296
-
db_batch: &mut FjallBatch,
1297
-
mod_key: ModQueueItemKey,
1298
-
mod_value: ModQueueItemValue,
1299
-
) -> anyhow::Result<usize> {
1300
-
// update the current rw cursor to this item (atomically with the batch if it succeeds)
1301
-
let mod_cursor: Cursor = (&mod_key).into();
1302
-
insert_batch_static::<ModCursorKey>(db_batch, &self.global, mod_cursor)?;
1303
-
1304
-
let items_modified = match mod_value {
1305
-
ModQueueItemValue::DeleteAccount(did) => {
1306
-
log::trace!("rw: batcher: delete account...");
1307
-
let (items, finished) = self.delete_account(db_batch, mod_cursor, did)?;
1308
-
log::trace!("rw: batcher: back from delete account (finished? {finished})");
1309
-
if finished {
1310
-
// only remove the queued rw task if we have actually completed its account removal work
1311
-
remove_batch::<ModQueueItemKey>(db_batch, &self.global, mod_key)?;
1312
-
items + 1
1313
-
} else {
1314
-
items
1315
-
}
1316
-
}
1317
-
ModQueueItemValue::DeleteRecord(did, collection, rkey) => {
1318
-
log::trace!("rw: batcher: delete record...");
1319
-
let items = self.delete_record(db_batch, mod_cursor, did, collection, rkey)?;
1320
-
log::trace!("rw: batcher: back from delete record");
1321
-
remove_batch::<ModQueueItemKey>(db_batch, &self.global, mod_key)?;
1322
-
items + 1
1323
-
}
1324
-
ModQueueItemValue::UpdateRecord(did, collection, rkey, record) => {
1325
-
let items =
1326
-
self.update_record(db_batch, mod_cursor, did, collection, rkey, record)?;
1327
-
remove_batch::<ModQueueItemKey>(db_batch, &self.global, mod_key)?;
1328
-
items + 1
1329
-
}
1330
-
};
1331
-
Ok(items_modified)
1332
-
}
1333
-
1334
-
fn update_record(
1335
-
&self,
1336
-
db_batch: &mut FjallBatch,
1337
-
cursor: Cursor,
1338
-
did: Did,
1339
-
collection: Nsid,
1340
-
rkey: RecordKey,
1341
-
record: serde_json::Value,
1342
-
) -> anyhow::Result<usize> {
1343
-
// 1. delete any existing versions older than us
1344
-
let items_deleted = self.delete_record(
1345
-
db_batch,
1346
-
cursor,
1347
-
did.clone(),
1348
-
collection.clone(),
1349
-
rkey.clone(),
1350
-
)?;
1351
-
1352
-
// 2. insert the updated version, at our new cursor
1353
-
self.add_record(db_batch, cursor, did, collection, rkey, record)?;
1354
-
1355
-
let items_total = items_deleted + 1;
1356
-
Ok(items_total)
1357
-
}
1358
-
1359
-
fn delete_record(
1360
-
&self,
1361
-
db_batch: &mut FjallBatch,
1362
-
cursor: Cursor,
1363
-
did: Did,
1364
-
collection: Nsid,
1365
-
rkey: RecordKey,
1366
-
) -> anyhow::Result<usize> {
1367
-
let key_prefix_bytes =
1368
-
ByIdKey::record_prefix(did.clone(), collection.clone(), rkey.clone()).to_db_bytes()?;
1369
-
1370
-
// put the cursor of the actual deletion event in to prevent prefix iter from touching newer docs
1371
-
let key_limit = ByIdKey::new(did, collection.clone(), rkey, cursor).to_db_bytes()?;
1372
-
1373
-
let mut items_removed = 0;
1374
-
1375
-
log::trace!("delete_record: iterate over up to current cursor...");
1376
-
1377
-
for (i, pair) in self.global.range(key_prefix_bytes..key_limit).enumerate() {
1378
-
log::trace!("delete_record iter {i}: found");
1379
-
// find all (hopefully 1)
1380
-
let (key_bytes, _) = pair?;
1381
-
let key = db_complete::<ByIdKey>(&key_bytes)?;
1382
-
let found_cursor = key.cursor();
1383
-
if found_cursor > cursor {
1384
-
// we are *only* allowed to delete records that came before the record delete event
1385
-
// log::trace!("delete_record: found (and ignoring) newer version(s). key: {key:?}");
1386
-
panic!("wtf, found newer version than cursor limit we tried to set.");
1387
-
// break;
1388
-
}
1389
-
1390
-
// remove the by_id entry
1391
-
db_batch.remove(&self.global, key_bytes);
1392
-
1393
-
// remove its record sample
1394
-
let by_collection_key_bytes =
1395
-
ByCollectionKey::new(collection.clone(), found_cursor).to_db_bytes()?;
1396
-
db_batch.remove(&self.global, by_collection_key_bytes);
1397
-
1398
-
items_removed += 1;
1399
-
}
1400
-
1401
-
// if items_removed > 1 {
1402
-
// log::trace!("odd, removed {items_removed} records for one record removal:");
1403
-
// for (i, pair) in self.global.prefix(&key_prefix_bytes).enumerate() {
1404
-
// // find all (hopefully 1)
1405
-
// let (key_bytes, _) = pair?;
1406
-
// let found_cursor = db_complete::<ByIdKey>(&key_bytes)?.cursor();
1407
-
// if found_cursor > cursor {
1408
-
// break;
1409
-
// }
1410
-
1411
-
// let key = db_complete::<ByIdKey>(&key_bytes)?;
1412
-
// log::trace!(" {i}: key {key:?}");
1413
-
// }
1414
-
// }
1415
-
Ok(items_removed)
1416
-
}
1417
-
1418
-
fn delete_account(
1419
-
&self,
1420
-
db_batch: &mut FjallBatch,
1421
-
cursor: Cursor,
1422
-
did: Did,
1423
-
) -> anyhow::Result<(usize, bool)> {
1424
-
let key_prefix_bytes = ByIdKey::did_prefix(did).to_db_bytes()?;
1425
-
1426
-
let mut items_added = 0;
1427
-
1428
-
for pair in self.global.prefix(&key_prefix_bytes) {
1429
-
let (key_bytes, _) = pair?;
1430
-
1431
-
let (_, collection, _rkey, found_cursor) = db_complete::<ByIdKey>(&key_bytes)?.into();
1432
-
if found_cursor > cursor {
1433
-
log::trace!(
1434
-
"delete account: found (and ignoring) newer records than the delete event??"
1435
-
);
1436
-
continue;
1437
-
}
1438
-
1439
-
// remove the by_id entry
1440
-
db_batch.remove(&self.global, key_bytes);
1441
-
1442
-
// remove its record sample
1443
-
let by_collection_key_bytes =
1444
-
ByCollectionKey::new(collection, found_cursor).to_db_bytes()?;
1445
-
db_batch.remove(&self.global, by_collection_key_bytes);
1446
-
1447
-
items_added += 1;
1448
-
if items_added >= MAX_BATCHED_RW_ITEMS {
1449
-
return Ok((items_added, false)); // there might be more records but we've done enough for this batch
1450
-
}
1451
-
}
1452
-
1453
-
Ok((items_added, true))
1454
-
}
1455
-
1456
-
fn add_record(
1457
-
&self,
1458
-
db_batch: &mut FjallBatch,
1459
-
cursor: Cursor,
1460
-
did: Did,
1461
-
collection: Nsid,
1462
-
rkey: RecordKey,
1463
-
record: serde_json::Value,
1464
-
) -> anyhow::Result<()> {
1465
-
// ["by_collection"|collection|js_cursor] => [did|rkey|record]
1466
-
db_batch.insert(
1467
-
&self.global,
1468
-
ByCollectionKey::new(collection.clone(), cursor).to_db_bytes()?,
1469
-
ByCollectionValue::new(did.clone(), rkey.clone(), record).to_db_bytes()?,
1470
-
);
1471
-
1472
-
// ["by_id"|did|collection|rkey|js_cursor] => [] // required to support deletes; did first prefix for account deletes.
1473
-
db_batch.insert(
1474
-
&self.global,
1475
-
ByIdKey::new(did, collection.clone(), rkey, cursor).to_db_bytes()?,
1476
-
ByIdValue::default().to_db_bytes()?,
1477
-
);
1478
-
1479
-
Ok(())
1480
-
}
1481
-
}
1482
-
1483
853
#[derive(Debug, serde::Serialize, schemars::JsonSchema)]
1484
854
pub struct StorageInfo {
1485
855
pub keyspace_disk_space: u64,
···
1488
858
pub global_approximate_len: usize,
1489
859
}
1490
860
1491
-
struct DBWriter {
1492
-
global: PartitionHandle,
1493
-
}
1494
-
1495
861
////////// temp stuff to remove:
1496
862
1497
-
fn summarize_batch<const LIMIT: usize>(batch: &EventBatch<LIMIT>) -> String {
1498
-
format!(
1499
-
"batch of {: >3} samples from {: >4} records in {: >2} collections from ~{: >4} DIDs, {} acct removes, cursor {: <12?}",
1500
-
batch.total_records(),
1501
-
batch.total_seen(),
1502
-
batch.total_collections(),
1503
-
batch.estimate_dids(),
1504
-
batch.account_removes(),
1505
-
batch.latest_cursor().map(|c| c.elapsed()),
1506
-
)
1507
-
}
863
+
// fn summarize_batch<const LIMIT: usize>(batch: &EventBatch<LIMIT>) -> String {
864
+
// format!(
865
+
// "batch of {: >3} samples from {: >4} records in {: >2} collections from ~{: >4} DIDs, {} acct removes, cursor {: <12?}",
866
+
// batch.total_records(),
867
+
// batch.total_seen(),
868
+
// batch.total_collections(),
869
+
// batch.estimate_dids(),
870
+
// batch.account_removes(),
871
+
// batch.latest_cursor().map(|c| c.elapsed()),
872
+
// )
873
+
// }
1508
874
1509
875
#[cfg(test)]
1510
876
mod tests {
1511
877
use super::*;
1512
-
use crate::{DeleteAccount, UFOsCommit};
878
+
use crate::{DeleteAccount, RecordKey, UFOsCommit};
1513
879
use jetstream::events::{CommitEvent, CommitOp};
1514
880
use jetstream::exports::Cid;
1515
881
use serde_json::value::RawValue;
+15
-293
ufos/src/store_types.rs
+15
-293
ufos/src/store_types.rs
···
1
1
use crate::db_types::{
2
-
DbBytes, DbConcat, DbEmpty, DbStaticStr, EncodingError, SerdeBytes, StaticStr, UseBincodePlz,
2
+
DbBytes, DbConcat, DbStaticStr, EncodingError, SerdeBytes, StaticStr, UseBincodePlz,
3
3
};
4
4
use crate::{Cursor, Did, Nsid, PutAction, RecordKey, UFOsCommit};
5
5
use bincode::{Decode, Encode};
···
15
15
}
16
16
}
17
17
pub type JetstreamCursorValue = Cursor;
18
-
19
-
/// key format: ["mod_cursor"]
20
-
#[derive(Debug, PartialEq)]
21
-
pub struct ModCursorKey {}
22
-
impl StaticStr for ModCursorKey {
23
-
fn static_str() -> &'static str {
24
-
"mod_cursor"
25
-
}
26
-
}
27
-
pub type ModCursorValue = Cursor;
28
-
29
-
/// key format: ["rollup_cursor"]
30
-
#[derive(Debug, PartialEq)]
31
-
pub struct RollupCursorKey {}
32
-
impl StaticStr for RollupCursorKey {
33
-
fn static_str() -> &'static str {
34
-
"rollup_cursor"
35
-
}
36
-
}
37
-
/// value format: [rollup_cursor(Cursor)|collection(Nsid)]
38
-
pub type RollupCursorValue = DbConcat<Cursor, Nsid>;
39
18
40
19
/// key format: ["rollup_cursor"]
41
20
#[derive(Debug, PartialEq)]
···
340
319
}
341
320
pub type AllTimeRollupVal = CountsValue;
342
321
343
-
/////////// old stuff, probably: /////////////
344
-
345
-
#[derive(Debug, Clone, Encode, Decode)]
346
-
pub struct SeenCounter(pub u64);
347
-
impl SeenCounter {
348
-
pub fn new(n: u64) -> Self {
349
-
Self(n)
350
-
}
351
-
}
352
-
impl UseBincodePlz for SeenCounter {}
353
-
354
-
#[derive(Debug, PartialEq)]
355
-
pub struct _ByCollectionStaticStr {}
356
-
impl StaticStr for _ByCollectionStaticStr {
357
-
fn static_str() -> &'static str {
358
-
"by_collection"
359
-
}
360
-
}
361
-
type ByCollectionPrefix = DbStaticStr<_ByCollectionStaticStr>;
362
-
/// key format: ["by_collection"|collection|js_cursor]
363
-
pub type ByCollectionKey = DbConcat<DbConcat<ByCollectionPrefix, Nsid>, Cursor>;
364
-
impl ByCollectionKey {
365
-
pub fn new(collection: Nsid, cursor: Cursor) -> Self {
366
-
Self {
367
-
prefix: DbConcat::from_pair(Default::default(), collection),
368
-
suffix: cursor,
369
-
}
370
-
}
371
-
pub fn prefix_from_collection(collection: Nsid) -> Result<Vec<u8>, EncodingError> {
372
-
DbConcat::from_pair(ByCollectionPrefix::default(), collection).to_db_bytes()
373
-
}
374
-
}
375
-
impl From<ByCollectionKey> for (Nsid, Cursor) {
376
-
fn from(k: ByCollectionKey) -> Self {
377
-
(k.prefix.suffix, k.suffix)
378
-
}
379
-
}
380
-
381
-
#[derive(Debug, PartialEq, Encode, Decode)]
382
-
pub struct ByCollectionValueInfo {
383
-
#[bincode(with_serde)]
384
-
pub did: Did,
385
-
#[bincode(with_serde)]
386
-
pub rkey: RecordKey,
387
-
}
388
-
impl UseBincodePlz for ByCollectionValueInfo {}
389
-
/// value format: contains did, rkey, record
390
-
pub type ByCollectionValue = DbConcat<ByCollectionValueInfo, serde_json::Value>;
391
-
impl ByCollectionValue {
392
-
pub fn new(did: Did, rkey: RecordKey, record: serde_json::Value) -> Self {
393
-
Self {
394
-
prefix: ByCollectionValueInfo { did, rkey },
395
-
suffix: record,
396
-
}
397
-
}
398
-
}
399
-
impl From<ByCollectionValue> for (Did, RecordKey, serde_json::Value) {
400
-
fn from(v: ByCollectionValue) -> Self {
401
-
(v.prefix.did, v.prefix.rkey, v.suffix)
402
-
}
403
-
}
404
-
405
-
#[derive(Debug, PartialEq)]
406
-
pub struct _ByIdStaticStr {}
407
-
impl StaticStr for _ByIdStaticStr {
408
-
fn static_str() -> &'static str {
409
-
"by_id"
410
-
}
411
-
}
412
-
type ByIdStaticPrefix = DbStaticStr<_ByIdStaticStr>;
413
-
pub type ByIdDidPrefix = DbConcat<ByIdStaticPrefix, Did>;
414
-
pub type ByIdCollectionPrefix = DbConcat<ByIdDidPrefix, Nsid>;
415
-
pub type ByIdRecordPrefix = DbConcat<ByIdCollectionPrefix, RecordKey>;
416
-
/// look up records by user or directly, instead of by collections
417
-
///
418
-
/// required to support deletes; did first prefix for account deletes.
419
-
/// key format: ["by_id"|did|collection|rkey|js_cursor]
420
-
pub type ByIdKey = DbConcat<ByIdRecordPrefix, Cursor>;
421
-
impl ByIdKey {
422
-
pub fn new(did: Did, collection: Nsid, rkey: RecordKey, cursor: Cursor) -> Self {
423
-
Self::from_pair(Self::record_prefix(did, collection, rkey), cursor)
424
-
}
425
-
pub fn record_prefix(did: Did, collection: Nsid, rkey: RecordKey) -> ByIdRecordPrefix {
426
-
ByIdRecordPrefix {
427
-
prefix: ByIdCollectionPrefix {
428
-
prefix: Self::did_prefix(did),
429
-
suffix: collection,
430
-
},
431
-
suffix: rkey,
432
-
}
433
-
}
434
-
pub fn did_prefix(did: Did) -> ByIdDidPrefix {
435
-
ByIdDidPrefix::from_pair(Default::default(), did)
436
-
}
437
-
pub fn cursor(&self) -> Cursor {
438
-
self.suffix
439
-
}
440
-
}
441
-
impl From<ByIdKey> for (Did, Nsid, RecordKey, Cursor) {
442
-
fn from(k: ByIdKey) -> Self {
443
-
(
444
-
k.prefix.prefix.prefix.suffix,
445
-
k.prefix.prefix.suffix,
446
-
k.prefix.suffix,
447
-
k.suffix,
448
-
)
449
-
}
450
-
}
451
-
452
-
pub type ByIdValue = DbEmpty;
453
-
454
-
#[derive(Debug, PartialEq)]
455
-
pub struct _ByCursorSeenStaticStr {}
456
-
impl StaticStr for _ByCursorSeenStaticStr {
457
-
fn static_str() -> &'static str {
458
-
"seen_by_js_cursor"
459
-
}
460
-
}
461
-
type ByCursorSeenPrefix = DbStaticStr<_ByCursorSeenStaticStr>;
462
-
type ByCursorSeenCursorPrefix = DbConcat<ByCursorSeenPrefix, Cursor>;
463
-
/// key format: ["seen_by_js_cursor"|js_cursor|collection]
464
-
pub type ByCursorSeenKey = DbConcat<ByCursorSeenCursorPrefix, Nsid>;
465
-
impl ByCursorSeenKey {
466
-
pub fn new(cursor: Cursor, nsid: Nsid) -> Self {
467
-
Self {
468
-
prefix: DbConcat::from_pair(Default::default(), cursor),
469
-
suffix: nsid,
470
-
}
471
-
}
472
-
pub fn full_range() -> Result<Range<Vec<u8>>, EncodingError> {
473
-
let prefix = ByCursorSeenCursorPrefix::from_pair(Default::default(), Cursor::from_start());
474
-
prefix.range()
475
-
}
476
-
pub fn range_from(&self) -> Result<Range<Vec<u8>>, EncodingError> {
477
-
let start = self.to_db_bytes()?;
478
-
let end = self.prefix.range_end()?;
479
-
Ok(start..end)
480
-
}
481
-
pub fn collection(&self) -> &Nsid {
482
-
&self.suffix
483
-
}
484
-
}
485
-
impl From<RollupCursorValue> for ByCursorSeenKey {
486
-
fn from(v: RollupCursorValue) -> Self {
487
-
Self::new(v.prefix, v.suffix)
488
-
}
489
-
}
490
-
impl From<ByCursorSeenKey> for (Cursor, Nsid) {
491
-
fn from(k: ByCursorSeenKey) -> Self {
492
-
(k.prefix.suffix, k.suffix)
493
-
}
494
-
}
495
-
496
-
pub type ByCursorSeenValue = SeenCounter;
497
-
498
-
#[derive(Debug, PartialEq)]
499
-
pub struct _ModQueueItemStaticStr {}
500
-
impl StaticStr for _ModQueueItemStaticStr {
501
-
fn static_str() -> &'static str {
502
-
"mod_queue"
503
-
}
504
-
}
505
-
pub type ModQueueItemPrefix = DbStaticStr<_ModQueueItemStaticStr>;
506
-
/// key format: ["mod_queue"|js_cursor]
507
-
pub type ModQueueItemKey = DbConcat<ModQueueItemPrefix, Cursor>;
508
-
impl ModQueueItemKey {
509
-
pub fn new(cursor: Cursor) -> Self {
510
-
Self::from_pair(Default::default(), cursor)
511
-
}
512
-
}
513
-
// todo: remove this? all we need is the ModCursorValue version?
514
-
impl From<ModQueueItemKey> for Cursor {
515
-
fn from(k: ModQueueItemKey) -> Self {
516
-
k.suffix
517
-
}
518
-
}
519
-
impl From<&ModQueueItemKey> for ModCursorValue {
520
-
fn from(k: &ModQueueItemKey) -> Self {
521
-
k.suffix
522
-
}
523
-
}
524
-
525
-
#[derive(Debug, Encode, Decode)]
526
-
pub enum ModQueueItemStringValue {
527
-
DeleteAccount(String), // did
528
-
DeleteRecord(String, String, String), // did, collection, rkey
529
-
UpdateRecord(String, String, String, String), // did, collection, rkey, json record
530
-
}
531
-
impl UseBincodePlz for ModQueueItemStringValue {}
532
-
#[derive(Debug, Clone, PartialEq)]
533
-
pub enum ModQueueItemValue {
534
-
DeleteAccount(Did),
535
-
DeleteRecord(Did, Nsid, RecordKey),
536
-
UpdateRecord(Did, Nsid, RecordKey, serde_json::Value),
537
-
}
538
-
impl From<ModQueueItemValue> for ModQueueItemStringValue {
539
-
fn from(v: ModQueueItemValue) -> Self {
540
-
match v {
541
-
ModQueueItemValue::DeleteAccount(did) => {
542
-
ModQueueItemStringValue::DeleteAccount(did.to_string())
543
-
}
544
-
ModQueueItemValue::DeleteRecord(did, collection, rkey) => {
545
-
ModQueueItemStringValue::DeleteRecord(
546
-
did.to_string(),
547
-
collection.to_string(),
548
-
rkey.to_string(),
549
-
)
550
-
}
551
-
ModQueueItemValue::UpdateRecord(did, collection, rkey, record) => {
552
-
ModQueueItemStringValue::UpdateRecord(
553
-
did.to_string(),
554
-
collection.to_string(),
555
-
rkey.to_string(),
556
-
record.to_string(),
557
-
)
558
-
}
559
-
}
560
-
}
561
-
}
562
-
impl TryFrom<ModQueueItemStringValue> for ModQueueItemValue {
563
-
type Error = EncodingError;
564
-
fn try_from(v: ModQueueItemStringValue) -> Result<Self, Self::Error> {
565
-
match v {
566
-
ModQueueItemStringValue::DeleteAccount(did) => Ok(ModQueueItemValue::DeleteAccount(
567
-
Did::new(did).map_err(EncodingError::BadAtriumStringType)?,
568
-
)),
569
-
ModQueueItemStringValue::DeleteRecord(did, collection, rkey) => {
570
-
Ok(ModQueueItemValue::DeleteRecord(
571
-
Did::new(did).map_err(EncodingError::BadAtriumStringType)?,
572
-
Nsid::new(collection).map_err(EncodingError::BadAtriumStringType)?,
573
-
RecordKey::new(rkey).map_err(EncodingError::BadAtriumStringType)?,
574
-
))
575
-
}
576
-
ModQueueItemStringValue::UpdateRecord(did, collection, rkey, record) => {
577
-
Ok(ModQueueItemValue::UpdateRecord(
578
-
Did::new(did).map_err(EncodingError::BadAtriumStringType)?,
579
-
Nsid::new(collection).map_err(EncodingError::BadAtriumStringType)?,
580
-
RecordKey::new(rkey).map_err(EncodingError::BadAtriumStringType)?,
581
-
record.parse()?,
582
-
))
583
-
}
584
-
}
585
-
}
586
-
}
587
-
impl DbBytes for ModQueueItemValue {
588
-
fn to_db_bytes(&self) -> Result<Vec<u8>, EncodingError> {
589
-
Into::<ModQueueItemStringValue>::into(self.clone()).to_db_bytes()
590
-
}
591
-
fn from_db_bytes(bytes: &[u8]) -> Result<(Self, usize), EncodingError> {
592
-
let (stringy, n) = ModQueueItemStringValue::from_db_bytes(bytes)?;
593
-
let me = TryInto::<ModQueueItemValue>::try_into(stringy)?;
594
-
Ok((me, n))
595
-
}
596
-
}
597
-
598
322
#[derive(Debug, Copy, Clone, PartialEq, Hash, PartialOrd, Eq)]
599
323
pub struct TruncatedCursor<const MOD: u64>(u64);
600
324
impl<const MOD: u64> TruncatedCursor<MOD> {
···
648
372
#[cfg(test)]
649
373
mod test {
650
374
use super::{
651
-
ByCollectionKey, ByCollectionValue, Cursor, Did, EncodingError, HourTruncatedCursor, Nsid,
652
-
RecordKey, HOUR_IN_MICROS,
375
+
CardinalityEstimator, CountsValue, Cursor, Did, EncodingError, HourTruncatedCursor,
376
+
HourlyRollupKey, Nsid, HOUR_IN_MICROS,
653
377
};
654
378
use crate::db_types::DbBytes;
655
379
656
380
#[test]
657
-
fn test_by_collection_key() -> Result<(), EncodingError> {
381
+
fn test_by_hourly_rollup_key() -> Result<(), EncodingError> {
658
382
let nsid = Nsid::new("ab.cd.efg".to_string()).unwrap();
659
-
let original = ByCollectionKey::new(nsid.clone(), Cursor::from_raw_u64(456));
383
+
let original = HourlyRollupKey::new(Cursor::from_raw_u64(4567890).into(), &nsid);
660
384
let serialized = original.to_db_bytes()?;
661
-
let (restored, bytes_consumed) = ByCollectionKey::from_db_bytes(&serialized)?;
385
+
let (restored, bytes_consumed) = HourlyRollupKey::from_db_bytes(&serialized)?;
662
386
assert_eq!(restored, original);
663
387
assert_eq!(bytes_consumed, serialized.len());
664
388
665
389
let serialized_prefix = original.to_prefix_db_bytes()?;
666
-
assert!(serialized.starts_with(&serialized_prefix));
667
-
let just_prefix = ByCollectionKey::prefix_from_collection(nsid)?;
668
-
assert_eq!(just_prefix, serialized_prefix);
669
-
assert!(just_prefix.starts_with("by_collection".as_bytes()));
390
+
assert!(serialized_prefix.starts_with("hourly_counts".as_bytes()));
391
+
assert!(serialized_prefix.starts_with(&serialized_prefix));
670
392
671
393
Ok(())
672
394
}
673
395
674
396
#[test]
675
-
fn test_by_collection_value() -> Result<(), EncodingError> {
676
-
let did = Did::new("did:plc:inze6wrmsm7pjl7yta3oig77".to_string()).unwrap();
677
-
let rkey = RecordKey::new("asdfasdf".to_string()).unwrap();
678
-
let record = serde_json::Value::String("hellooooo".into());
679
-
680
-
let original = ByCollectionValue::new(did, rkey, record);
397
+
fn test_by_hourly_rollup_value() -> Result<(), EncodingError> {
398
+
let mut estimator = CardinalityEstimator::new();
399
+
for i in 0..10 {
400
+
estimator.insert(&Did::new(format!("did:plc:inze6wrmsm7pjl7yta3oig7{i}")).unwrap());
401
+
}
402
+
let original = CountsValue::new(123, estimator);
681
403
let serialized = original.to_db_bytes()?;
682
-
let (restored, bytes_consumed) = ByCollectionValue::from_db_bytes(&serialized)?;
404
+
let (restored, bytes_consumed) = CountsValue::from_db_bytes(&serialized)?;
683
405
assert_eq!(restored, original);
684
406
assert_eq!(bytes_consumed, serialized.len());
685
407