Files
cloudpods/pkg/vpcagent/ovn/cmp.go
2021-07-16 12:20:52 +08:00

53 lines
1.7 KiB
Go

// Copyright 2019 Yunion
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package ovn
import (
"yunion.io/x/ovsdb/schema/ovn_nb"
"yunion.io/x/ovsdb/types"
"yunion.io/x/onecloud/pkg/vpcagent/ovnutil"
)
// cmp scans the database for irows. For those present, mark them with ocver.
// If all rows are found, return true to indicate this. Otherwise return as
// 2nd value the args to destroy these found records
func cmp(db *ovn_nb.OVNNorthbound, ocver string, irows ...types.IRow) (bool, []string) {
irowsFound := make([]types.IRow, 0, len(irows))
irowsDiff := make([]types.IRow, 0)
for _, irow := range irows {
irowFound := db.FindOneMatchNonZeros(irow)
if irowFound != nil {
irowsFound = append(irowsFound, irowFound)
} else {
if irowDiff := db.FindOneMatchByAnyIndex(irow); irowDiff != nil {
irowsDiff = append(irowsDiff, irowDiff)
}
}
}
// mark them anyway even if not all found, to avoid the destroy
// call at sweep stage
for _, irowFound := range irowsFound {
irowFound.SetExternalId(externalKeyOcVersion, ocver)
}
if len(irowsFound) == len(irows) {
return true, nil
}
irowsCleanup := append(irowsFound, irowsDiff...)
args := ovnutil.OvnNbctlArgsDestroy(irowsCleanup)
return false, args
}