github.com/yacovm/fabric@v2.0.0-alpha.0.20191128145320-c5d4087dc723+incompatible/common/channelconfig/consortium.go (about)

     1  /*
     2  Copyright IBM Corp. All Rights Reserved.
     3  
     4  SPDX-License-Identifier: Apache-2.0
     5  */
     6  
     7  package channelconfig
     8  
     9  import (
    10  	cb "github.com/hyperledger/fabric-protos-go/common"
    11  	"github.com/pkg/errors"
    12  )
    13  
    14  const (
    15  	// ChannelCreationPolicyKey is the key used in the consortium config to denote the policy
    16  	// to be used in evaluating whether a channel creation request is authorized
    17  	ChannelCreationPolicyKey = "ChannelCreationPolicy"
    18  )
    19  
    20  // ConsortiumProtos holds the config protos for the consortium config
    21  type ConsortiumProtos struct {
    22  	ChannelCreationPolicy *cb.Policy
    23  }
    24  
    25  // ConsortiumConfig holds the consortium's configuration information
    26  type ConsortiumConfig struct {
    27  	protos *ConsortiumProtos
    28  	orgs   map[string]Org
    29  }
    30  
    31  // NewConsortiumConfig creates a new instance of the consortium's config
    32  func NewConsortiumConfig(consortiumGroup *cb.ConfigGroup, mspConfig *MSPConfigHandler) (*ConsortiumConfig, error) {
    33  	cc := &ConsortiumConfig{
    34  		protos: &ConsortiumProtos{},
    35  		orgs:   make(map[string]Org),
    36  	}
    37  
    38  	if err := DeserializeProtoValuesFromGroup(consortiumGroup, cc.protos); err != nil {
    39  		return nil, errors.Wrap(err, "failed to deserialize values")
    40  	}
    41  
    42  	for orgName, orgGroup := range consortiumGroup.Groups {
    43  		var err error
    44  		if cc.orgs[orgName], err = NewOrganizationConfig(orgName, orgGroup, mspConfig); err != nil {
    45  			return nil, err
    46  		}
    47  	}
    48  
    49  	return cc, nil
    50  }
    51  
    52  // Organizations returns the set of organizations in the consortium
    53  func (cc *ConsortiumConfig) Organizations() map[string]Org {
    54  	return cc.orgs
    55  }
    56  
    57  // CreationPolicy returns the policy structure used to validate
    58  // the channel creation
    59  func (cc *ConsortiumConfig) ChannelCreationPolicy() *cb.Policy {
    60  	return cc.protos.ChannelCreationPolicy
    61  }