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a8a074162f
Signed-off-by: longjiquan <jiquan.long@zilliz.com> Signed-off-by: longjiquan <jiquan.long@zilliz.com>
40 lines
960 B
Go
40 lines
960 B
Go
package backend
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import (
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"fmt"
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"github.com/blang/semver/v4"
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"github.com/milvus-io/milvus/cmd/tools/migration/configs"
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"github.com/milvus-io/milvus/cmd/tools/migration/versions"
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"github.com/milvus-io/milvus/cmd/tools/migration/meta"
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"github.com/milvus-io/milvus/internal/util"
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)
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type Backend interface {
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Load() (*meta.Meta, error)
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Save(meta *meta.Meta) error
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Clean() error
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Backup(meta *meta.Meta, backupFile string) error
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Restore(backupFile string) error
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}
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func NewBackend(cfg *configs.MilvusConfig, version string) (Backend, error) {
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switch cfg.MetaStoreCfg.MetaStoreType {
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case util.MetaStoreTypeMysql:
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return nil, fmt.Errorf("%s is not supported now", cfg.MetaStoreCfg.MetaStoreType)
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}
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v, err := semver.Parse(version)
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if err != nil {
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return nil, err
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}
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if versions.Range21x(v) {
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return newEtcd210(cfg)
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} else if versions.Range22x(v) {
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return newEtcd220(cfg)
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}
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return nil, fmt.Errorf("version not supported: %s", version)
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}
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