forked from cgorenflo/fabric
/
orderer.go
66 lines (54 loc) · 1.81 KB
/
orderer.go
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/*
Copyright IBM Corp. All Rights Reserved.
SPDX-License-Identifier: Apache-2.0
*/
package capabilities
import (
cb "github.com/hyperledger/fabric/protos/common"
)
const (
ordererTypeName = "Orderer"
// OrdererV1_1 is the capabilties string for standard new non-backwards compatible fabric v1.1 orderer capabilities.
OrdererV1_1 = "V1_1"
)
// OrdererProvider provides capabilities information for orderer level config.
type OrdererProvider struct {
*registry
v11BugFixes bool
}
// NewOrdererProvider creates an orderer capabilities provider.
func NewOrdererProvider(capabilities map[string]*cb.Capability) *OrdererProvider {
cp := &OrdererProvider{}
cp.registry = newRegistry(cp, capabilities)
_, cp.v11BugFixes = capabilities[OrdererV1_1]
return cp
}
// Type returns a descriptive string for logging purposes.
func (cp *OrdererProvider) Type() string {
return ordererTypeName
}
// HasCapability returns true if the capability is supported by this binary.
func (cp *OrdererProvider) HasCapability(capability string) bool {
switch capability {
// Add new capability names here
case OrdererV1_1:
return true
default:
return false
}
}
// PredictableChannelTemplate specifies whether the v1.0 undesirable behavior of setting the /Channel
// group's mod_policy to "" and copying versions from the channel config should be fixed or not.
func (cp *OrdererProvider) PredictableChannelTemplate() bool {
return cp.v11BugFixes
}
// Resubmission specifies whether the v1.0 non-deterministic commitment of tx should be fixed by re-submitting
// the re-validated tx.
func (cp *OrdererProvider) Resubmission() bool {
return cp.v11BugFixes
}
// ExpirationCheck specifies whether the orderer checks for identity expiration checks
// when validating messages
func (cp *OrdererProvider) ExpirationCheck() bool {
return cp.v11BugFixes
}