fabric: github.com/hyperledger/fabric/core/endorser Index | Files | Directories

package endorser

import "github.com/hyperledger/fabric/core/endorser"

Index

Package Files

endorser.go metrics.go plugin_endorser.go pvtrwset_assembler.go state.go support.go

type ChannelState Uses

type ChannelState struct {
    transientstore.Store
    QueryCreator
}

ChannelState defines state operations

func (*ChannelState) FetchState Uses

func (cs *ChannelState) FetchState() (endorsement.State, error)

FetchState fetches state

type ChannelStateRetriever Uses

type ChannelStateRetriever interface {
    // ChannelState returns a QueryCreator for the given Channel
    NewQueryCreator(channel string) (QueryCreator, error)
}

ChannelStateRetriever retrieves Channel state

type CollectionConfigRetriever Uses

type CollectionConfigRetriever interface {
    // GetState gets the value for given namespace and key. For a chaincode, the namespace corresponds to the chaincodeId
    GetState(namespace string, key string) ([]byte, error)
}

CollectionConfigRetriever encapsulates sub-functionality of ledger.TxSimulator to abstract minimum required functions set

type Context Uses

type Context struct {
    PluginName     string
    Channel        string
    TxID           string
    Proposal       *pb.Proposal
    SignedProposal *pb.SignedProposal
    Visibility     []byte
    Response       *pb.Response
    Event          []byte
    ChaincodeID    *pb.ChaincodeID
    SimRes         []byte
}

Context defines the data that is related to an in-flight endorsement

func (Context) String Uses

func (c Context) String() string

String returns a text representation of this context

type Endorser Uses

type Endorser struct {
    PlatformRegistry *platforms.Registry
    PvtRWSetAssembler
    Metrics *EndorserMetrics
    // contains filtered or unexported fields
}

Endorser provides the Endorser service ProcessProposal

func NewEndorserServer Uses

func NewEndorserServer(privDist privateDataDistributor, s Support, pr *platforms.Registry, metricsProv metrics.Provider) *Endorser

NewEndorserServer creates and returns a new Endorser server instance.

func (*Endorser) ProcessProposal Uses

func (e *Endorser) ProcessProposal(ctx context.Context, signedProp *pb.SignedProposal) (*pb.ProposalResponse, error)

ProcessProposal process the Proposal

func (*Endorser) SanitizeUserCDS Uses

func (e *Endorser) SanitizeUserCDS(userCDS *pb.ChaincodeDeploymentSpec) (*pb.ChaincodeDeploymentSpec, error)

func (*Endorser) SimulateProposal Uses

func (e *Endorser) SimulateProposal(txParams *ccprovider.TransactionParams, cid *pb.ChaincodeID) (ccprovider.ChaincodeDefinition, *pb.Response, []byte, *pb.ChaincodeEvent, error)

SimulateProposal simulates the proposal by calling the chaincode

type EndorserMetrics Uses

type EndorserMetrics struct {
    ProposalDuration         metrics.Histogram
    ProposalsReceived        metrics.Counter
    SuccessfulProposals      metrics.Counter
    ProposalValidationFailed metrics.Counter
    ProposalACLCheckFailed   metrics.Counter
    InitFailed               metrics.Counter
    EndorsementsFailed       metrics.Counter
    DuplicateTxsFailure      metrics.Counter
}

func NewEndorserMetrics Uses

func NewEndorserMetrics(p metrics.Provider) *EndorserMetrics

type MapBasedPluginMapper Uses

type MapBasedPluginMapper map[string]endorsement.PluginFactory

MapBasedPluginMapper maps plugin names to their corresponding factories

func (MapBasedPluginMapper) PluginFactoryByName Uses

func (m MapBasedPluginMapper) PluginFactoryByName(name PluginName) endorsement.PluginFactory

PluginFactoryByName returns a plugin factory for the given plugin name, or nil if not found

type PluginEndorser Uses

type PluginEndorser struct {
    sync.Mutex
    PluginMapper

    ChannelStateRetriever
    endorsement3.SigningIdentityFetcher
    TransientStoreRetriever
    // contains filtered or unexported fields
}

PluginEndorser endorsers proposal responses using plugins

func NewPluginEndorser Uses

func NewPluginEndorser(ps *PluginSupport) *PluginEndorser

NewPluginEndorser endorses with using a plugin

func (*PluginEndorser) EndorseWithPlugin Uses

func (pe *PluginEndorser) EndorseWithPlugin(ctx Context) (*pb.ProposalResponse, error)

EndorseWithPlugin endorses the response with a plugin

type PluginMapper Uses

type PluginMapper interface {
    PluginFactoryByName(name PluginName) endorsement.PluginFactory
}

PluginMapper maps plugin names to their corresponding factories

type PluginName Uses

type PluginName string

PluginName defines the name of the plugin as it appears in the configuration

type PluginSupport Uses

type PluginSupport struct {
    ChannelStateRetriever
    endorsement3.SigningIdentityFetcher
    PluginMapper
    TransientStoreRetriever
}

PluginSupport aggregates the support interfaces needed for the operation of the plugin endorser

type PvtRWSetAssembler Uses

type PvtRWSetAssembler interface {
    // AssemblePvtRWSet prepares TxPvtReadWriteSet for distribution
    // augmenting it into TxPvtReadWriteSetWithConfigInfo adding
    // information about collections config available related
    // to private read-write set
    AssemblePvtRWSet(privData *rwset.TxPvtReadWriteSet, txsim CollectionConfigRetriever) (*transientstore.TxPvtReadWriteSetWithConfigInfo, error)
}

PvtRWSetAssembler assembles private read write set for distribution augments with additional information if needed

type QueryCreator Uses

type QueryCreator interface {
    NewQueryExecutor() (ledger.QueryExecutor, error)
}

go:generate mockery -dir . -name QueryCreator -case underscore -output mocks/ QueryCreator creates new QueryExecutors

type StateContext Uses

type StateContext struct {
    transientstore.Store
    ledger.QueryExecutor
}

StateContext defines an execution context that interacts with the state

func (*StateContext) GetTransientByTXID Uses

func (sc *StateContext) GetTransientByTXID(txID string) ([]*rwset.TxPvtReadWriteSet, error)

GetTransientByTXID returns the private data associated with this transaction ID.

type Support Uses

type Support interface {
    crypto.SignerSupport
    // IsSysCCAndNotInvokableExternal returns true if the supplied chaincode is
    // ia system chaincode and it NOT invokable
    IsSysCCAndNotInvokableExternal(name string) bool

    // GetTxSimulator returns the transaction simulator for the specified ledger
    // a client may obtain more than one such simulator; they are made unique
    // by way of the supplied txid
    GetTxSimulator(ledgername string, txid string) (ledger.TxSimulator, error)

    // GetHistoryQueryExecutor gives handle to a history query executor for the
    // specified ledger
    GetHistoryQueryExecutor(ledgername string) (ledger.HistoryQueryExecutor, error)

    // GetTransactionByID retrieves a transaction by id
    GetTransactionByID(chid, txID string) (*pb.ProcessedTransaction, error)

    // IsSysCC returns true if the name matches a system chaincode's
    // system chaincode names are system, chain wide
    IsSysCC(name string) bool

    // Execute - execute proposal, return original response of chaincode
    Execute(txParams *ccprovider.TransactionParams, cid, name, version, txid string, signedProp *pb.SignedProposal, prop *pb.Proposal, input *pb.ChaincodeInput) (*pb.Response, *pb.ChaincodeEvent, error)

    // ExecuteLegacyInit - executes a deployment proposal, return original response of chaincode
    ExecuteLegacyInit(txParams *ccprovider.TransactionParams, cid, name, version, txid string, signedProp *pb.SignedProposal, prop *pb.Proposal, spec *pb.ChaincodeDeploymentSpec) (*pb.Response, *pb.ChaincodeEvent, error)

    // GetChaincodeDefinition returns ccprovider.ChaincodeDefinition for the chaincode with the supplied name
    GetChaincodeDefinition(chaincodeID string, txsim ledger.QueryExecutor) (ccprovider.ChaincodeDefinition, error)

    // CheckACL checks the ACL for the resource for the channel using the
    // SignedProposal from which an id can be extracted for testing against a policy
    CheckACL(signedProp *pb.SignedProposal, chdr *common.ChannelHeader, shdr *common.SignatureHeader, hdrext *pb.ChaincodeHeaderExtension) error

    // IsJavaCC returns true if the CDS package bytes describe a chaincode
    // that requires the java runtime environment to execute
    IsJavaCC(buf []byte) (bool, error)

    // CheckInstantiationPolicy returns an error if the instantiation in the supplied
    // ChaincodeDefinition differs from the instantiation policy stored on the ledger
    CheckInstantiationPolicy(name, version string, cd ccprovider.ChaincodeDefinition) error

    // GetChaincodeDeploymentSpecFS returns the deploymentspec for a chaincode from the fs
    GetChaincodeDeploymentSpecFS(cds *pb.ChaincodeDeploymentSpec) (*pb.ChaincodeDeploymentSpec, error)

    // GetApplicationConfig returns the configtxapplication.SharedConfig for the Channel
    // and whether the Application config exists
    GetApplicationConfig(cid string) (channelconfig.Application, bool)

    // NewQueryCreator creates a new QueryCreator
    NewQueryCreator(channel string) (QueryCreator, error)

    // EndorseWithPlugin endorses the response with a plugin
    EndorseWithPlugin(ctx Context) (*pb.ProposalResponse, error)

    // GetLedgerHeight returns ledger height for given channelID
    GetLedgerHeight(channelID string) (uint64, error)
}

Support contains functions that the endorser requires to execute its tasks

type SupportImpl Uses

type SupportImpl struct {
    *PluginEndorser
    crypto.SignerSupport
    Peer             peer.Operations
    PeerSupport      peer.Support
    ChaincodeSupport *chaincode.ChaincodeSupport
    SysCCProvider    *scc.Provider
    ACLProvider      aclmgmt.ACLProvider
}

SupportImpl provides an implementation of the endorser.Support interface issuing calls to various static methods of the peer

func (*SupportImpl) CheckACL Uses

func (s *SupportImpl) CheckACL(signedProp *pb.SignedProposal, chdr *common.ChannelHeader, shdr *common.SignatureHeader, hdrext *pb.ChaincodeHeaderExtension) error

CheckACL checks the ACL for the resource for the Channel using the SignedProposal from which an id can be extracted for testing against a policy

func (*SupportImpl) CheckInstantiationPolicy Uses

func (s *SupportImpl) CheckInstantiationPolicy(name, version string, cd ccprovider.ChaincodeDefinition) error

CheckInstantiationPolicy returns an error if the instantiation in the supplied ChaincodeDefinition differs from the instantiation policy stored on the ledger

func (*SupportImpl) Execute Uses

func (s *SupportImpl) Execute(txParams *ccprovider.TransactionParams, cid, name, version, txid string, signedProp *pb.SignedProposal, prop *pb.Proposal, input *pb.ChaincodeInput) (*pb.Response, *pb.ChaincodeEvent, error)

Execute a proposal and return the chaincode response

func (*SupportImpl) ExecuteLegacyInit Uses

func (s *SupportImpl) ExecuteLegacyInit(txParams *ccprovider.TransactionParams, cid, name, version, txid string, signedProp *pb.SignedProposal, prop *pb.Proposal, cds *pb.ChaincodeDeploymentSpec) (*pb.Response, *pb.ChaincodeEvent, error)

ExecuteInit a deployment proposal and return the chaincode response

func (*SupportImpl) GetApplicationConfig Uses

func (s *SupportImpl) GetApplicationConfig(cid string) (channelconfig.Application, bool)

GetApplicationConfig returns the configtxapplication.SharedConfig for the Channel and whether the Application config exists

func (*SupportImpl) GetChaincodeDefinition Uses

func (s *SupportImpl) GetChaincodeDefinition(chaincodeName string, txsim ledger.QueryExecutor) (ccprovider.ChaincodeDefinition, error)

GetChaincodeDefinition returns ccprovider.ChaincodeDefinition for the chaincode with the supplied name

func (*SupportImpl) GetChaincodeDeploymentSpecFS Uses

func (s *SupportImpl) GetChaincodeDeploymentSpecFS(cds *pb.ChaincodeDeploymentSpec) (*pb.ChaincodeDeploymentSpec, error)

GetChaincode returns the CCPackage from the fs

func (*SupportImpl) GetHistoryQueryExecutor Uses

func (s *SupportImpl) GetHistoryQueryExecutor(ledgername string) (ledger.HistoryQueryExecutor, error)

GetHistoryQueryExecutor gives handle to a history query executor for the specified ledger

func (*SupportImpl) GetLedgerHeight Uses

func (s *SupportImpl) GetLedgerHeight(channelID string) (uint64, error)

GetLedgerHeight returns ledger height for given channelID

func (*SupportImpl) GetTransactionByID Uses

func (s *SupportImpl) GetTransactionByID(chid, txID string) (*pb.ProcessedTransaction, error)

GetTransactionByID retrieves a transaction by id

func (*SupportImpl) GetTxSimulator Uses

func (s *SupportImpl) GetTxSimulator(ledgername string, txid string) (ledger.TxSimulator, error)

GetTxSimulator returns the transaction simulator for the specified ledger a client may obtain more than one such simulator; they are made unique by way of the supplied txid

func (*SupportImpl) IsJavaCC Uses

func (s *SupportImpl) IsJavaCC(buf []byte) (bool, error)

IsJavaCC returns true if the CDS package bytes describe a chaincode that requires the java runtime environment to execute

func (*SupportImpl) IsSysCC Uses

func (s *SupportImpl) IsSysCC(name string) bool

IsSysCC returns true if the name matches a system chaincode's system chaincode names are system, chain wide

func (*SupportImpl) IsSysCCAndNotInvokableExternal Uses

func (s *SupportImpl) IsSysCCAndNotInvokableExternal(name string) bool

IsSysCCAndNotInvokableExternal returns true if the supplied chaincode is ia system chaincode and it NOT invokable

func (*SupportImpl) NewQueryCreator Uses

func (s *SupportImpl) NewQueryCreator(channel string) (QueryCreator, error)

func (*SupportImpl) SigningIdentityForRequest Uses

func (s *SupportImpl) SigningIdentityForRequest(*pb.SignedProposal) (SigningIdentity, error)

type TransientStoreRetriever Uses

type TransientStoreRetriever interface {
    // StoreForChannel returns the transient store for the given channel
    StoreForChannel(channel string) transientstore.Store
}

TransientStoreRetriever retrieves transient stores

Directories

PathSynopsis
mocksCode generated by mockery v1.0.0

Package endorser imports 35 packages (graph) and is imported by 10 packages. Updated 2019-01-13. Refresh now. Tools for package owners.