mirror of
https://github.com/yunionio/cloudpods.git
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93 lines
2.5 KiB
Go
93 lines
2.5 KiB
Go
// Copyright 2019 Yunion
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package splitable
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import (
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"fmt"
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"reflect"
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"time"
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"yunion.io/x/pkg/errors"
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"yunion.io/x/pkg/util/reflectutils"
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"yunion.io/x/sqlchemy"
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)
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func (t *SSplitTableSpec) Insert(dt interface{}) error {
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metas, err := t.GetTableMetas()
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if err != nil {
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return errors.Wrap(err, "GetTableMeta")
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}
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var lastDate time.Time
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vs := reflectutils.FetchAllStructFieldValueSet(reflect.Indirect(reflect.ValueOf(dt)))
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if lastDateV, ok := vs.GetValue(t.dateField); !ok {
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return errors.Wrap(errors.ErrInvalidStatus, "no dateField found")
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} else {
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lastDate = lastDateV.Interface().(time.Time)
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}
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var lastRecIndex int64
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var lastRecDate time.Time
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var lastTableSpec *sqlchemy.STableSpec
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newMeta := false
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if len(metas) > 0 {
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lastMeta := metas[len(metas)-1]
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if lastDate.Sub(lastMeta.StartDate) > t.maxDuration {
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lastTable := t.GetTableSpec(lastMeta)
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ti := lastTable.Instance()
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q := ti.Query(sqlchemy.MAX("last_index", ti.Field(t.indexField)), sqlchemy.MAX("last_date", ti.Field(t.dateField)))
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r := q.Row()
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err := r.Scan(&lastRecIndex, &lastRecDate)
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if err != nil {
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return errors.Wrap(err, "scan lastRecIndex and lastRecDate")
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}
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// seal last meta
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_, err = t.metaSpec.Update(&lastMeta, func() error {
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lastMeta.End = lastRecIndex
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lastMeta.EndDate = lastRecDate
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return nil
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})
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if err != nil {
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return errors.Wrap(err, "Update last meta")
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}
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newMeta = true
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} else {
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lastTableSpec = t.GetTableSpec(lastMeta)
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}
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} else {
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newMeta = true
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}
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if newMeta {
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// insert a new metadata
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meta := STableMetadata{
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Table: fmt.Sprintf("%s_%d", t.tableName, lastDate.Unix()),
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Start: lastRecIndex + 1,
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StartDate: lastDate,
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}
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err := t.metaSpec.Insert(&meta)
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if err != nil {
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return errors.Wrap(err, "insert new meta")
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}
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// create new table
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newTable := t.GetTableSpec(meta)
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err = newTable.Sync()
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if err != nil {
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return errors.Wrap(err, "sync new table")
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}
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lastTableSpec = newTable
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}
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return lastTableSpec.Insert(dt)
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}
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