github.com/kchristidis/fabric@v1.0.4-0.20171028114726-837acd08cde1/protos/orderer/configuration.go (about)

     1  /*
     2  Copyright IBM Corp. 2017 All Rights Reserved.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8                   http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package orderer
    18  
    19  import (
    20  	"fmt"
    21  
    22  	"github.com/hyperledger/fabric/protos/common"
    23  	"github.com/hyperledger/fabric/protos/msp"
    24  
    25  	"github.com/golang/protobuf/proto"
    26  )
    27  
    28  func init() {
    29  	common.ChannelGroupMap["Orderer"] = DynamicOrdererGroupFactory{}
    30  }
    31  
    32  type DynamicOrdererGroupFactory struct{}
    33  
    34  func (dogf DynamicOrdererGroupFactory) DynamicConfigGroup(cg *common.ConfigGroup) proto.Message {
    35  	return &DynamicOrdererGroup{
    36  		ConfigGroup: cg,
    37  	}
    38  }
    39  
    40  type DynamicOrdererGroup struct {
    41  	*common.ConfigGroup
    42  }
    43  
    44  func (dcg *DynamicOrdererGroup) DynamicMapFieldProto(name string, key string, base proto.Message) (proto.Message, error) {
    45  	switch name {
    46  	case "groups":
    47  		cg, ok := base.(*common.ConfigGroup)
    48  		if !ok {
    49  			return nil, fmt.Errorf("ConfigGroup groups can only contain ConfigGroup messages")
    50  		}
    51  
    52  		return &DynamicOrdererOrgGroup{
    53  			ConfigGroup: cg,
    54  		}, nil
    55  	case "values":
    56  		cv, ok := base.(*common.ConfigValue)
    57  		if !ok {
    58  			return nil, fmt.Errorf("ConfigGroup values can only contain ConfigValue messages")
    59  		}
    60  		return &DynamicOrdererConfigValue{
    61  			ConfigValue: cv,
    62  			name:        key,
    63  		}, nil
    64  	default:
    65  		return nil, fmt.Errorf("ConfigGroup does not have a dynamic field: %s", name)
    66  	}
    67  }
    68  
    69  type DynamicOrdererOrgGroup struct {
    70  	*common.ConfigGroup
    71  }
    72  
    73  func (dcg *DynamicOrdererOrgGroup) DynamicMapFieldProto(name string, key string, base proto.Message) (proto.Message, error) {
    74  	switch name {
    75  	case "groups":
    76  		return nil, fmt.Errorf("the orderer orgs do not support sub-groups")
    77  	case "values":
    78  		cv, ok := base.(*common.ConfigValue)
    79  		if !ok {
    80  			return nil, fmt.Errorf("ConfigGroup values can only contain ConfigValue messages")
    81  		}
    82  
    83  		return &DynamicOrdererOrgConfigValue{
    84  			ConfigValue: cv,
    85  			name:        key,
    86  		}, nil
    87  	default:
    88  		return nil, fmt.Errorf("not a dynamic orderer map field: %s", name)
    89  	}
    90  }
    91  
    92  type DynamicOrdererConfigValue struct {
    93  	*common.ConfigValue
    94  	name string
    95  }
    96  
    97  func (docv *DynamicOrdererConfigValue) VariablyOpaqueFieldProto(name string) (proto.Message, error) {
    98  	if name != docv.VariablyOpaqueFields()[0] {
    99  		return nil, fmt.Errorf("not a marshaled field: %s", name)
   100  	}
   101  	switch docv.name {
   102  	case "ConsensusType":
   103  		return &ConsensusType{}, nil
   104  	case "BatchSize":
   105  		return &BatchSize{}, nil
   106  	case "BatchTimeout":
   107  		return &BatchTimeout{}, nil
   108  	case "KafkaBrokers":
   109  		return &KafkaBrokers{}, nil
   110  	case "ChannelRestrictions":
   111  		return &ChannelRestrictions{}, nil
   112  	default:
   113  		return nil, fmt.Errorf("unknown Orderer ConfigValue name: %s", docv.name)
   114  	}
   115  }
   116  
   117  type DynamicOrdererOrgConfigValue struct {
   118  	*common.ConfigValue
   119  	name string
   120  }
   121  
   122  func (doocv *DynamicOrdererOrgConfigValue) VariablyOpaqueFieldProto(name string) (proto.Message, error) {
   123  	if name != doocv.VariablyOpaqueFields()[0] {
   124  		return nil, fmt.Errorf("not a marshaled field: %s", name)
   125  	}
   126  	switch doocv.name {
   127  	case "MSP":
   128  		return &msp.MSPConfig{}, nil
   129  	default:
   130  		return nil, fmt.Errorf("unknown Orderer Org ConfigValue name: %s", doocv.name)
   131  	}
   132  }