mapleFU commented on code in PR #2352:
URL: https://github.com/apache/kvrocks/pull/2352#discussion_r1623499195
##########
src/types/redis_stream.cc:
##########
@@ -339,20 +339,36 @@ rocksdb::Status Stream::DeletePelEntries(const Slice
&stream_name, const std::st
WriteBatchLogData log_data(kRedisStream);
batch->PutLogData(log_data.Encode());
+ std::map<std::string, uint64_t> consumer_acknowledges;
for (const auto &id : entry_ids) {
std::string entry_key = internalPelKeyFromGroupAndEntryId(ns_key,
metadata, group_name, id);
std::string value;
s = storage_->Get(rocksdb::ReadOptions(), stream_cf_handle_, entry_key,
&value);
if (s.ok()) {
*acknowledged += 1;
batch->Delete(stream_cf_handle_, entry_key);
+
+ // increment ack for each related consumer
+ auto pel_entry = decodeStreamPelEntryValue(value);
+ consumer_acknowledges[pel_entry.consumer_name]++;
}
}
if (*acknowledged > 0) {
StreamConsumerGroupMetadata group_metadata =
decodeStreamConsumerGroupMetadataValue(get_group_value);
group_metadata.pending_number -= *acknowledged;
std::string group_value =
encodeStreamConsumerGroupMetadataValue(group_metadata);
batch->Put(stream_cf_handle_, group_key, group_value);
+
+ for (const auto &consumer : consumer_acknowledges) {
+ auto consumer_meta_key = internalKeyFromConsumerName(ns_key, metadata,
group_name, consumer.first);
+ std::string consumer_meta_original;
+ s = storage_->Get(rocksdb::ReadOptions(), stream_cf_handle_,
consumer_meta_key, &consumer_meta_original);
+ if (s.ok()) {
Review Comment:
There're two gets here, right? `if (s.ok())` in the loop should also adds
this checks(Though errors merely happens)
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