add support native ttl

This commit is contained in:
Konstantin Lebedev 2022-05-03 17:52:23 +05:00
parent cb3c7a3cdb
commit 04d5dff6bb
4 changed files with 24 additions and 8 deletions

View file

@ -8,22 +8,24 @@ const (
DECLARE $directory AS Utf8;
DECLARE $name AS Utf8;
DECLARE $meta AS String;
DECLARE $expire_at AS Optional<uint32>;
UPSERT INTO ` + asql.DEFAULT_TABLE + `
(dir_hash, name, directory, meta)
(dir_hash, name, directory, meta, expire_at)
VALUES
($dir_hash, $name, $directory, $meta);`
($dir_hash, $name, $directory, $meta, $expire_at);`
updateQuery = `
DECLARE $dir_hash AS int64;
DECLARE $directory AS Utf8;
DECLARE $name AS Utf8;
DECLARE $meta AS String;
DECLARE $expire_at AS Optional<uint32>;
REPLACE INTO ` + asql.DEFAULT_TABLE + `
(dir_hash, name, directory, meta)
(dir_hash, name, directory, meta, expire_at)
VALUES
($dir_hash, $name, $directory, $meta);`
($dir_hash, $name, $directory, $meta, $expire_at);`
deleteQuery = `
DECLARE $dir_hash AS int64;

View file

@ -145,7 +145,7 @@ func (store *YdbStore) insertOrUpdateEntry(ctx context.Context, entry *filer.Ent
}
queryWithPragma := withPragma(store.getPrefix(ctx, dir), query)
fileMeta := FileMeta{util.HashStringToLong(dir), name, dir, meta}
return store.doTxOrDB(ctx, &queryWithPragma, fileMeta.queryParameters(), rwTX, nil)
return store.doTxOrDB(ctx, &queryWithPragma, fileMeta.queryParameters(entry.TtlSec), rwTX, nil)
}
func (store *YdbStore) InsertEntry(ctx context.Context, entry *filer.Entry) (err error) {

View file

@ -18,7 +18,7 @@ func (store *YdbStore) KvPut(ctx context.Context, key []byte, value []byte) (err
fileMeta := FileMeta{dirHash, name, dirStr, value}
return store.DB.Table().Do(ctx, func(ctx context.Context, s table.Session) (err error) {
_, _, err = s.Execute(ctx, rwTX, withPragma(store.getPrefix(ctx, dirStr), insertQuery),
fileMeta.queryParameters(),
fileMeta.queryParameters(0),
options.WithQueryCachePolicy(options.WithQueryCachePolicyKeepInCache()))
if err != nil {
return fmt.Errorf("kv put execute %s: %v", util.NewFullPath(dirStr, name).Name(), err)

View file

@ -19,21 +19,35 @@ type FileMeta struct {
//ydb:gen scan,value
type FileMetas []FileMeta
func (fm *FileMeta) queryParameters() *table.QueryParameters {
func (fm *FileMeta) queryParameters(ttlSec int32) *table.QueryParameters {
var expireAtValue types.Value
if ttlSec > 0 {
expireAtValue = types.Uint32Value(uint32(ttlSec))
} else {
expireAtValue = types.NullValue(types.TypeUint32)
}
return table.NewQueryParameters(
table.ValueParam("$dir_hash", types.Int64Value(fm.DirHash)),
table.ValueParam("$directory", types.UTF8Value(fm.Directory)),
table.ValueParam("$name", types.UTF8Value(fm.Name)),
table.ValueParam("$meta", types.StringValue(fm.Meta)))
table.ValueParam("$meta", types.StringValue(fm.Meta)),
table.ValueParam("$expire_at", expireAtValue))
}
func createTableOptions() []options.CreateTableOption {
columnUnit := options.TimeToLiveUnitSeconds
return []options.CreateTableOption{
options.WithColumn("dir_hash", types.Optional(types.TypeInt64)),
options.WithColumn("directory", types.Optional(types.TypeUTF8)),
options.WithColumn("name", types.Optional(types.TypeUTF8)),
options.WithColumn("meta", types.Optional(types.TypeString)),
options.WithColumn("expire_at", types.Optional(types.TypeUint32)),
options.WithPrimaryKeyColumn("dir_hash", "name"),
options.WithTimeToLiveSettings(options.TimeToLiveSettings{
ColumnName: "expire_at",
ColumnUnit: &columnUnit,
Mode: options.TimeToLiveModeValueSinceUnixEpoch},
),
}
}
func withPragma(prefix string, query string) string {