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-rw-r--r--weed/filer/ydb/ydb_queries.go21
-rw-r--r--weed/filer/ydb/ydb_store.go97
-rw-r--r--weed/filer/ydb/ydb_store_kv.go6
-rw-r--r--weed/filer/ydb/ydb_types.go6
4 files changed, 87 insertions, 43 deletions
diff --git a/weed/filer/ydb/ydb_queries.go b/weed/filer/ydb/ydb_queries.go
index 923ccc20f..0f925584e 100644
--- a/weed/filer/ydb/ydb_queries.go
+++ b/weed/filer/ydb/ydb_queries.go
@@ -4,6 +4,7 @@ import asql "github.com/chrislusf/seaweedfs/weed/filer/abstract_sql"
const (
insertQuery = `
+ PRAGMA TablePathPrefix("%v");
DECLARE $dir_hash AS int64;
DECLARE $directory AS Utf8;
DECLARE $name AS Utf8;
@@ -16,6 +17,7 @@ const (
($dir_hash, $name, $directory, $meta, $expire_at);`
updateQuery = `
+ PRAGMA TablePathPrefix("%v");
DECLARE $dir_hash AS int64;
DECLARE $directory AS Utf8;
DECLARE $name AS Utf8;
@@ -28,6 +30,7 @@ const (
($dir_hash, $name, $directory, $meta, $expire_at);`
deleteQuery = `
+ PRAGMA TablePathPrefix("%v");
DECLARE $dir_hash AS int64;
DECLARE $name AS Utf8;
@@ -35,6 +38,7 @@ const (
WHERE dir_hash = $dir_hash AND name = $name;`
findQuery = `
+ PRAGMA TablePathPrefix("%v");
DECLARE $dir_hash AS int64;
DECLARE $name AS Utf8;
@@ -43,6 +47,7 @@ const (
WHERE dir_hash = $dir_hash AND name = $name;`
deleteFolderChildrenQuery = `
+ PRAGMA TablePathPrefix("%v");
DECLARE $dir_hash AS int64;
DECLARE $directory AS Utf8;
@@ -50,6 +55,7 @@ const (
WHERE dir_hash = $dir_hash AND directory = $directory;`
listDirectoryQuery = `
+ PRAGMA TablePathPrefix("%v");
DECLARE $dir_hash AS int64;
DECLARE $directory AS Utf8;
DECLARE $start_name AS Utf8;
@@ -58,6 +64,19 @@ const (
SELECT name, meta
FROM ` + asql.DEFAULT_TABLE + `
- WHERE dir_hash = $dir_hash AND directory = $directory and name %s $start_name and name LIKE $prefix
+ WHERE dir_hash = $dir_hash AND directory = $directory and name > $start_name and name LIKE $prefix
+ ORDER BY name ASC LIMIT $limit;`
+
+ listInclusiveDirectoryQuery = `
+ PRAGMA TablePathPrefix("%v");
+ DECLARE $dir_hash AS int64;
+ DECLARE $directory AS Utf8;
+ DECLARE $start_name AS Utf8;
+ DECLARE $prefix AS Utf8;
+ DECLARE $limit AS Uint64;
+
+ SELECT name, meta
+ FROM ` + asql.DEFAULT_TABLE + `
+ WHERE dir_hash = $dir_hash AND directory = $directory and name >= $start_name and name LIKE $prefix
ORDER BY name ASC LIMIT $limit;`
)
diff --git a/weed/filer/ydb/ydb_store.go b/weed/filer/ydb/ydb_store.go
index e4aeabbb9..3d40a0400 100644
--- a/weed/filer/ydb/ydb_store.go
+++ b/weed/filer/ydb/ydb_store.go
@@ -66,6 +66,9 @@ func (store *YdbStore) Initialize(configuration util.Configuration, prefix strin
func (store *YdbStore) initialize(dirBuckets string, dsn string, tablePathPrefix string, useBucketPrefix bool, connectionTimeOut int, poolSizeLimit int) (err error) {
store.dirBuckets = dirBuckets
store.SupportBucketTable = useBucketPrefix
+ if store.SupportBucketTable {
+ glog.V(0).Infof("enabled BucketPrefix")
+ }
store.dbs = make(map[string]bool)
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
@@ -133,7 +136,7 @@ func (store *YdbStore) doTxOrDB(ctx context.Context, query *string, params *tabl
return err
}
-func (store *YdbStore) insertOrUpdateEntry(ctx context.Context, entry *filer.Entry, query string) (err error) {
+func (store *YdbStore) insertOrUpdateEntry(ctx context.Context, entry *filer.Entry, isUpdate bool) (err error) {
dir, name := entry.FullPath.DirAndName()
meta, err := entry.EncodeAttributesAndChunks()
if err != nil {
@@ -143,29 +146,36 @@ func (store *YdbStore) insertOrUpdateEntry(ctx context.Context, entry *filer.Ent
if len(entry.Chunks) > filer.CountEntryChunksForGzip {
meta = util.MaybeGzipData(meta)
}
- queryWithPragma := withPragma(store.getPrefix(ctx, dir), query)
- fileMeta := FileMeta{util.HashStringToLong(dir), name, dir, meta}
- return store.doTxOrDB(ctx, &queryWithPragma, fileMeta.queryParameters(entry.TtlSec), rwTX, nil)
+ tablePathPrefix, shortDir := store.getPrefix(ctx, &dir)
+ fileMeta := FileMeta{util.HashStringToLong(dir), name, *shortDir, meta}
+ var query *string
+ if isUpdate {
+ query = withPragma(tablePathPrefix, updateQuery)
+ } else {
+ query = withPragma(tablePathPrefix, insertQuery)
+ }
+ return store.doTxOrDB(ctx, query, fileMeta.queryParameters(entry.TtlSec), rwTX, nil)
}
func (store *YdbStore) InsertEntry(ctx context.Context, entry *filer.Entry) (err error) {
- return store.insertOrUpdateEntry(ctx, entry, insertQuery)
+ return store.insertOrUpdateEntry(ctx, entry, false)
}
func (store *YdbStore) UpdateEntry(ctx context.Context, entry *filer.Entry) (err error) {
- return store.insertOrUpdateEntry(ctx, entry, updateQuery)
+ return store.insertOrUpdateEntry(ctx, entry, true)
}
func (store *YdbStore) FindEntry(ctx context.Context, fullpath util.FullPath) (entry *filer.Entry, err error) {
dir, name := fullpath.DirAndName()
var data []byte
entryFound := false
- queryWithPragma := withPragma(store.getPrefix(ctx, dir), findQuery)
+ tablePathPrefix, shortDir := store.getPrefix(ctx, &dir)
+ query := withPragma(tablePathPrefix, findQuery)
queryParams := table.NewQueryParameters(
- table.ValueParam("$dir_hash", types.Int64Value(util.HashStringToLong(dir))),
+ table.ValueParam("$dir_hash", types.Int64Value(util.HashStringToLong(*shortDir))),
table.ValueParam("$name", types.UTF8Value(name)))
- err = store.doTxOrDB(ctx, &queryWithPragma, queryParams, roTX, func(res result.Result) error {
+ err = store.doTxOrDB(ctx, query, queryParams, roTX, func(res result.Result) error {
for res.NextResultSet(ctx) {
for res.NextRow() {
if err = res.ScanNamed(named.OptionalWithDefault("meta", &data)); err != nil {
@@ -196,22 +206,24 @@ func (store *YdbStore) FindEntry(ctx context.Context, fullpath util.FullPath) (e
func (store *YdbStore) DeleteEntry(ctx context.Context, fullpath util.FullPath) (err error) {
dir, name := fullpath.DirAndName()
- queryWithPragma := withPragma(store.getPrefix(ctx, dir), deleteQuery)
+ tablePathPrefix, shortDir := store.getPrefix(ctx, &dir)
+ query := withPragma(tablePathPrefix, deleteQuery)
queryParams := table.NewQueryParameters(
- table.ValueParam("$dir_hash", types.Int64Value(util.HashStringToLong(dir))),
+ table.ValueParam("$dir_hash", types.Int64Value(util.HashStringToLong(*shortDir))),
table.ValueParam("$name", types.UTF8Value(name)))
- return store.doTxOrDB(ctx, &queryWithPragma, queryParams, rwTX, nil)
+ return store.doTxOrDB(ctx, query, queryParams, rwTX, nil)
}
func (store *YdbStore) DeleteFolderChildren(ctx context.Context, fullpath util.FullPath) (err error) {
dir, _ := fullpath.DirAndName()
- queryWithPragma := withPragma(store.getPrefix(ctx, dir), deleteFolderChildrenQuery)
+ tablePathPrefix, shortDir := store.getPrefix(ctx, &dir)
+ query := withPragma(tablePathPrefix, deleteFolderChildrenQuery)
queryParams := table.NewQueryParameters(
- table.ValueParam("$dir_hash", types.Int64Value(util.HashStringToLong(dir))),
- table.ValueParam("$directory", types.UTF8Value(dir)))
+ table.ValueParam("$dir_hash", types.Int64Value(util.HashStringToLong(*shortDir))),
+ table.ValueParam("$directory", types.UTF8Value(*shortDir)))
- return store.doTxOrDB(ctx, &queryWithPragma, queryParams, rwTX, nil)
+ return store.doTxOrDB(ctx, query, queryParams, rwTX, nil)
}
func (store *YdbStore) ListDirectoryEntries(ctx context.Context, dirPath util.FullPath, startFileName string, includeStartFile bool, limit int64, eachEntryFunc filer.ListEachEntryFunc) (lastFileName string, err error) {
@@ -220,19 +232,21 @@ func (store *YdbStore) ListDirectoryEntries(ctx context.Context, dirPath util.Fu
func (store *YdbStore) ListDirectoryPrefixedEntries(ctx context.Context, dirPath util.FullPath, startFileName string, includeStartFile bool, limit int64, prefix string, eachEntryFunc filer.ListEachEntryFunc) (lastFileName string, err error) {
dir := string(dirPath)
- startFileCompOp := ">"
+ tablePathPrefix, shortDir := store.getPrefix(ctx, &dir)
+ var query *string
if includeStartFile {
- startFileCompOp = ">="
+ query = withPragma(tablePathPrefix, listInclusiveDirectoryQuery)
+ } else {
+ query = withPragma(tablePathPrefix, listDirectoryQuery)
}
- queryWithPragma := withPragma(store.getPrefix(ctx, dir), fmt.Sprintf(listDirectoryQuery, startFileCompOp))
queryParams := table.NewQueryParameters(
- table.ValueParam("$dir_hash", types.Int64Value(util.HashStringToLong(dir))),
- table.ValueParam("$directory", types.UTF8Value(dir)),
+ table.ValueParam("$dir_hash", types.Int64Value(util.HashStringToLong(*shortDir))),
+ table.ValueParam("$directory", types.UTF8Value(*shortDir)),
table.ValueParam("$start_name", types.UTF8Value(startFileName)),
table.ValueParam("$prefix", types.UTF8Value(prefix+"%")),
table.ValueParam("$limit", types.Uint64Value(uint64(limit))),
)
- err = store.doTxOrDB(ctx, &queryWithPragma, queryParams, roTX, func(res result.Result) error {
+ err = store.doTxOrDB(ctx, query, queryParams, roTX, func(res result.Result) error {
var name string
var data []byte
for res.NextResultSet(ctx) {
@@ -337,41 +351,50 @@ func (store *YdbStore) deleteTable(ctx context.Context, prefix string) error {
if !store.SupportBucketTable {
return nil
}
- return store.DB.Table().Do(ctx, func(ctx context.Context, s table.Session) error {
+ if err := store.DB.Table().Do(ctx, func(ctx context.Context, s table.Session) error {
return s.DropTable(ctx, path.Join(prefix, abstract_sql.DEFAULT_TABLE))
- })
+ }); err != nil {
+ return err
+ }
+ glog.V(4).Infof("deleted table %s", prefix)
+
+ return nil
}
-func (store *YdbStore) getPrefix(ctx context.Context, dir string) (tablePathPrefix string) {
- tablePathPrefix = store.tablePathPrefix
+func (store *YdbStore) getPrefix(ctx context.Context, dir *string) (tablePathPrefix *string, shortDir *string) {
+ tablePathPrefix = &store.tablePathPrefix
+ shortDir = dir
if !store.SupportBucketTable {
return
}
prefixBuckets := store.dirBuckets + "/"
- if strings.HasPrefix(dir, prefixBuckets) {
+ if strings.HasPrefix(*dir, prefixBuckets) {
// detect bucket
- bucketAndDir := dir[len(prefixBuckets):]
- t := strings.Index(bucketAndDir, "/")
- if t < 0 {
- return
+ bucketAndDir := (*dir)[len(prefixBuckets):]
+ var bucket string
+ if t := strings.Index(bucketAndDir, "/"); t > 0 {
+ bucket = bucketAndDir[:t]
+ } else if t < 0 {
+ bucket = bucketAndDir
}
- bucket := bucketAndDir[:t]
-
- if bucket != "" {
+ if bucket == "" {
return
}
+
store.dbsLock.Lock()
defer store.dbsLock.Unlock()
- tablePathPrefix = path.Join(store.tablePathPrefix, bucket)
+ tablePathPrefixWithBucket := path.Join(store.tablePathPrefix, bucket)
if _, found := store.dbs[bucket]; !found {
- if err := store.createTable(ctx, tablePathPrefix); err == nil {
+ if err := store.createTable(ctx, tablePathPrefixWithBucket); err == nil {
store.dbs[bucket] = true
+ glog.V(4).Infof("created table %s", tablePathPrefixWithBucket)
} else {
- glog.Errorf("createTable %s: %v", tablePathPrefix, err)
+ glog.Errorf("createTable %s: %v", tablePathPrefixWithBucket, err)
}
}
+ tablePathPrefix = &tablePathPrefixWithBucket
}
return
}
diff --git a/weed/filer/ydb/ydb_store_kv.go b/weed/filer/ydb/ydb_store_kv.go
index d63b243e9..c90821ddd 100644
--- a/weed/filer/ydb/ydb_store_kv.go
+++ b/weed/filer/ydb/ydb_store_kv.go
@@ -17,7 +17,7 @@ func (store *YdbStore) KvPut(ctx context.Context, key []byte, value []byte) (err
dirStr, dirHash, name := abstract_sql.GenDirAndName(key)
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),
+ _, _, err = s.Execute(ctx, rwTX, *withPragma(&store.tablePathPrefix, insertQuery),
fileMeta.queryParameters(0),
options.WithQueryCachePolicy(options.WithQueryCachePolicyKeepInCache()))
if err != nil {
@@ -31,7 +31,7 @@ func (store *YdbStore) KvGet(ctx context.Context, key []byte) (value []byte, err
dirStr, dirHash, name := abstract_sql.GenDirAndName(key)
valueFound := false
err = store.DB.Table().Do(ctx, func(ctx context.Context, s table.Session) error {
- _, res, err := s.Execute(ctx, roTX, withPragma(store.getPrefix(ctx, dirStr), findQuery),
+ _, res, err := s.Execute(ctx, roTX, *withPragma(&store.tablePathPrefix, findQuery),
table.NewQueryParameters(
table.ValueParam("$dir_hash", types.Int64Value(dirHash)),
table.ValueParam("$name", types.UTF8Value(name))),
@@ -62,7 +62,7 @@ func (store *YdbStore) KvGet(ctx context.Context, key []byte) (value []byte, err
func (store *YdbStore) KvDelete(ctx context.Context, key []byte) (err error) {
dirStr, dirHash, name := abstract_sql.GenDirAndName(key)
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),
+ _, _, err = s.Execute(ctx, rwTX, *withPragma(&store.tablePathPrefix, insertQuery),
table.NewQueryParameters(
table.ValueParam("$dir_hash", types.Int64Value(dirHash)),
table.ValueParam("$name", types.UTF8Value(name))),
diff --git a/weed/filer/ydb/ydb_types.go b/weed/filer/ydb/ydb_types.go
index 6b89b7c57..34044b6a7 100644
--- a/weed/filer/ydb/ydb_types.go
+++ b/weed/filer/ydb/ydb_types.go
@@ -1,6 +1,7 @@
package ydb
import (
+ "fmt"
"github.com/ydb-platform/ydb-go-sdk/v3/table"
"github.com/ydb-platform/ydb-go-sdk/v3/table/options"
"github.com/ydb-platform/ydb-go-sdk/v3/table/types"
@@ -50,6 +51,7 @@ func createTableOptions() []options.CreateTableOption {
),
}
}
-func withPragma(prefix string, query string) string {
- return `PRAGMA TablePathPrefix("` + prefix + `");` + query
+func withPragma(prefix *string, query string) *string {
+ queryWithPragma := fmt.Sprintf(query, *prefix)
+ return &queryWithPragma
}
generated by cgit v1.2.3 (git 2.25.1) at 2025-12-21 03:10:41 +0000