65 lines
1.4 KiB
Rust
65 lines
1.4 KiB
Rust
use serde::{Deserialize, Serialize};
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use garage_table::crdt::*;
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use garage_table::*;
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use garage_util::data::*;
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/// The bucket alias table holds the names given to buckets
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/// in the global namespace.
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#[derive(PartialEq, Clone, Debug, Serialize, Deserialize)]
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pub struct BucketAlias {
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pub name: String,
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pub state: crdt::Lww<crdt::Deletable<AliasParams>>,
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}
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#[derive(PartialEq, Eq, PartialOrd, Ord, Clone, Debug, Serialize, Deserialize)]
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pub struct AliasParams {
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pub bucket_id: Uuid,
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}
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impl AutoCrdt for AliasParams {
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const WARN_IF_DIFFERENT: bool = true;
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}
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impl BucketAlias {
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pub fn new(name: String, bucket_id: Uuid) -> Self {
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BucketAlias {
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name,
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state: crdt::Lww::new(crdt::Deletable::present(AliasParams { bucket_id })),
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}
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}
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pub fn is_deleted(&self) -> bool {
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self.state.get().is_deleted()
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}
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}
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impl Crdt for BucketAlias {
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fn merge(&mut self, o: &Self) {
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self.state.merge(&o.state);
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}
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}
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impl Entry<EmptyKey, String> for BucketAlias {
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fn partition_key(&self) -> &EmptyKey {
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&EmptyKey
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}
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fn sort_key(&self) -> &String {
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&self.name
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}
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}
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pub struct BucketAliasTable;
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impl TableSchema for BucketAliasTable {
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const TABLE_NAME: &'static str = "bucket_alias";
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type P = EmptyKey;
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type S = String;
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type E = BucketAlias;
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type Filter = DeletedFilter;
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fn matches_filter(entry: &Self::E, filter: &Self::Filter) -> bool {
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filter.apply(entry.is_deleted())
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}
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}
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