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Code Issues Packages 1 Wiki Activity

feat(ext/kv): support key expiration in remote backend (#20688)

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This patch adds support for [key
expiration](https://docs.deno.com/kv/manual/key_expiration) in the
remote backend.
This commit is contained in:
Heyang Zhou 2023-09-27 13:34:09 +08:00 committed by GitHub
parent f0a022bed4
commit f58a400585
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2 changed files with 13 additions and 7 deletions
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1
ext/kv/proto/datapath.proto
View file

@ -48,6 +48,7 @@ message KvMutation {
bytes key = 1;
KvValue value = 2;
KvMutationType mutation_type = 3;
int64 expire_at_ms = 4;
}
message KvValue {

19
ext/kv/remote.rs
View file

@ -230,11 +230,7 @@ impl<P: RemoteDbHandlerPermissions> Database for RemoteDb<P> {
})
})
.collect::<anyhow::Result<_>>()?,
kv_mutations: write
.mutations
.into_iter()
.map(|x| encode_mutation(x.key, x.kind))
.collect(),
kv_mutations: write.mutations.into_iter().map(encode_mutation).collect(),
enqueues: vec![],
};
@ -333,32 +329,41 @@ fn encode_value(value: crate::Value) -> pb::KvValue {
}
}
fn encode_mutation(key: Vec<u8>, mutation: MutationKind) -> pb::KvMutation {
match mutation {
fn encode_mutation(m: crate::KvMutation) -> pb::KvMutation {
let key = m.key;
let expire_at_ms =
m.expire_at.and_then(|x| i64::try_from(x).ok()).unwrap_or(0);
match m.kind {
MutationKind::Set(x) => pb::KvMutation {
key,
value: Some(encode_value(x)),
mutation_type: pb::KvMutationType::MSet as _,
expire_at_ms,
},
MutationKind::Delete => pb::KvMutation {
key,
value: Some(encode_value(crate::Value::Bytes(vec![]))),
mutation_type: pb::KvMutationType::MClear as _,
expire_at_ms,
},
MutationKind::Max(x) => pb::KvMutation {
key,
value: Some(encode_value(x)),
mutation_type: pb::KvMutationType::MMax as _,
expire_at_ms,
},
MutationKind::Min(x) => pb::KvMutation {
key,
value: Some(encode_value(x)),
mutation_type: pb::KvMutationType::MMin as _,
expire_at_ms,
},
MutationKind::Sum(x) => pb::KvMutation {
key,
value: Some(encode_value(x)),
mutation_type: pb::KvMutationType::MSum as _,
expire_at_ms,
},
}
}