2020-09-04 09:34:26 +00:00
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package elastic
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import (
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"context"
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"fmt"
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2020-09-10 07:59:16 +00:00
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2020-09-07 19:44:51 +00:00
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"github.com/chrislusf/seaweedfs/weed/filer"
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2020-09-04 09:34:26 +00:00
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"github.com/chrislusf/seaweedfs/weed/glog"
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jsoniter "github.com/json-iterator/go"
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elastic "github.com/olivere/elastic/v7"
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)
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func (store *ElasticStore) KvDelete(ctx context.Context, key []byte) (err error) {
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deleteResult, err := store.client.Delete().
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Index(indexKV).
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Type(indexType).
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Id(string(key)).
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Do(ctx)
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if err == nil {
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if deleteResult.Result == "deleted" || deleteResult.Result == "not_found" {
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return nil
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}
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}
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glog.Errorf("delete key(id:%s) %v.", string(key), err)
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return fmt.Errorf("delete key %v.", err)
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}
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func (store *ElasticStore) KvGet(ctx context.Context, key []byte) (value []byte, err error) {
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searchResult, err := store.client.Get().
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Index(indexKV).
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Type(indexType).
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Id(string(key)).
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Do(ctx)
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if elastic.IsNotFound(err) {
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2020-09-10 07:59:16 +00:00
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return value, filer.ErrKvNotFound
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2020-09-04 09:34:26 +00:00
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}
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if searchResult != nil && searchResult.Found {
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esEntry := &ESKVEntry{}
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if err := jsoniter.Unmarshal(searchResult.Source, esEntry); err == nil {
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2020-09-10 07:59:16 +00:00
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return esEntry.Value, nil
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2020-09-04 09:34:26 +00:00
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}
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}
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glog.Errorf("find key(%s),%v.", string(key), err)
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2020-09-10 07:59:16 +00:00
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return value, filer.ErrKvNotFound
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2020-09-04 09:34:26 +00:00
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}
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func (store *ElasticStore) KvPut(ctx context.Context, key []byte, value []byte) (err error) {
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2020-09-10 07:59:16 +00:00
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esEntry := &ESKVEntry{value}
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2020-09-04 09:34:26 +00:00
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val, err := jsoniter.Marshal(esEntry)
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if err != nil {
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glog.Errorf("insert key(%s) %v.", string(key), err)
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return fmt.Errorf("insert key %v.", err)
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}
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_, err = store.client.Index().
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Index(indexKV).
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Type(indexType).
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Id(string(key)).
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BodyJson(string(val)).
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Do(ctx)
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if err != nil {
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return fmt.Errorf("kv put: %v", err)
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}
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return nil
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}
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