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consensus.go
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consensus.go
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// Copyright 2017 Monax Industries Limited
//
// 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 consensus
import (
"fmt"
config "github.com/hyperledger/burrow/config"
tendermint "github.com/hyperledger/burrow/consensus/tendermint"
definitions "github.com/hyperledger/burrow/definitions"
)
func LoadConsensusEngineInPipe(moduleConfig *config.ModuleConfig,
pipe definitions.Pipe) error {
// Check interface-level compatibility
if !pipe.GetApplication().CompatibleConsensus(&tendermint.Tendermint{}) {
return fmt.Errorf("Manager Application %s it no compatible with "+
"%s consensus", moduleConfig.Name, pipe.GetApplication())
}
switch moduleConfig.Name {
case "tendermint":
tmint, err := tendermint.NewTendermint(moduleConfig, pipe.GetApplication(),
pipe.Logger())
if err != nil {
return fmt.Errorf("Failed to load Tendermint node: %v", err)
}
err = pipe.SetConsensusEngine(tmint)
if err != nil {
return fmt.Errorf("Failed to load Tendermint in pipe as "+
"ConsensusEngine: %v", err)
}
// For Tendermint we have a coupled Blockchain and ConsensusEngine
// implementation, so load it at the same time as ConsensusEngine
err = pipe.SetBlockchain(tmint)
if err != nil {
return fmt.Errorf("Failed to load Tendermint in pipe as "+
"Blockchain: %v", err)
}
}
return nil
}