/
ofctrl_pipeline.go
57 lines (49 loc) · 1.44 KB
/
ofctrl_pipeline.go
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// Copyright 2021 Antrea Authors
//
// 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 openflow
var pipelineCache = make(map[PipelineID]*ofPipeline)
type ofPipeline struct {
pipelineID PipelineID
tableMap map[StageID][]Table
tableList []Table
}
func (p *ofPipeline) GetFirstTableInStage(id StageID) Table {
tables, ok := p.tableMap[id]
if ok {
return tables[0]
}
return nil
}
func (p *ofPipeline) GetFirstTable() Table {
return p.tableList[0]
}
func (p *ofPipeline) IsLastTable(t Table) bool {
return t.GetID() == p.tableList[len(p.tableList)-1].GetID()
}
func (p *ofPipeline) ListAllTables() []Table {
return p.tableList
}
func NewPipeline(id PipelineID, ofTables []Table) Pipeline {
tableMap := make(map[StageID][]Table)
for _, t := range ofTables {
sid := t.GetStageID()
tableMap[sid] = append(tableMap[sid], t)
}
p := &ofPipeline{pipelineID: id,
tableMap: tableMap,
tableList: ofTables,
}
pipelineCache[id] = p
return p
}