nwo

package
v1.3.0 Latest Latest
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 Go to latest Published: Oct 10, 2018 License: Apache-2.0 Imports: 30 Imported by: 0

Documentation

Index

Constants

View Source 
const DefaultConfigTxTemplate = `` /* 2903-byte string literal not displayed */
View Source 
const DefaultCoreTemplate = `` /* 4628-byte string literal not displayed */
View Source 
const DefaultCryptoTemplate = `` /* 845-byte string literal not displayed */
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const DefaultOrdererTemplate = `` /* 1934-byte string literal not displayed */

Variables

View Source 
var RequiredImages = []string{
	fmt.Sprintf("hyperledger/fabric-ccenv:%s-latest", runtime.GOARCH),
	fmt.Sprintf("hyperledger/fabric-javaenv:%s-latest", runtime.GOARCH),
	runner.CouchDBDefaultImage,
	runner.KafkaDefaultImage,
	runner.ZooKeeperDefaultImage,
}

Functions

func ConnectsToOrderer 

func ConnectsToOrderer(c Command) bool

func CurrentConfigBlockNumber 

func CurrentConfigBlockNumber(n *Network, peer *Peer, orderer *Orderer, channel string) uint64

CurrentConfigBlockNumber retrieves the block number from the header of the current config block. This can be used to detect whena configuration change has completed.

func DeployChaincode 

func DeployChaincode(n *Network, channel string, orderer *Orderer, chaincode Chaincode, peers ...*Peer)

DeployChaincode is a helper that will install chaincode to all peers that are connected to the specified channel, instantiate the chaincode on one of the peers, and wait for the instantiation to complete on all of the peers.

func EnsureInstantiated added in v1.3.0 

func EnsureInstantiated(n *Network, channel, name, version string, peers ...*Peer)

func GetConfigBlock 

func GetConfigBlock(n *Network, peer *Peer, orderer *Orderer, channel string) *common.Config

GetConfigBlock retrieves the current config block for a channel and unmarshals it.

func InstallChaincode 

func InstallChaincode(n *Network, chaincode Chaincode, peers ...*Peer)

func InstantiateChaincode added in v1.3.0 

func InstantiateChaincode(n *Network, channel string, orderer *Orderer, chaincode Chaincode, peer *Peer, checkPeers ...*Peer)

func NewCommand 

func NewCommand(path string, command Command) *exec.Cmd

func PackageChaincode 

func PackageChaincode(n *Network, chaincode Chaincode, peer *Peer)

func UnmarshalBlockFromFile 

func UnmarshalBlockFromFile(blockFile string) *common.Block

UnmarshalBlockFromFile unmarshals a proto encoded block from a file.

func UpdateConfig 

func UpdateConfig(n *Network, orderer *Orderer, channel string, current, updated *common.Config, submitter *Peer, additionalSigners ...*Peer)

UpdateConfig computes, signs, and submits a configuration update and waits for the update to complete.

func UpgradeChaincode added in v1.3.0 

func UpgradeChaincode(n *Network, channel string, orderer *Orderer, chaincode Chaincode, peers ...*Peer)

Types

type CA 

type CA struct {
	Hostname string `yaml:"hostname,omitempty"`
}

type Chaincode 

type Chaincode struct {
	Name              string
	Version           string
	Path              string
	Ctor              string
	Policy            string
	Lang              string
	CollectionsConfig string // optional
	PackageFile       string
}

type Channel 

type Channel struct {
	Name    string `yaml:"name,omitempty"`
	Profile string `yaml:"profile,omitempty"`
}

Channel associates a channel name with a configtxgen profile name.

type Command 

type Command interface {
	Args() []string
	SessionName() string
}

type Components 

type Components struct {
	Paths map[string]string
}

func (*Components) Build 

func (c *Components) Build(args ...string)

func (*Components) Cleanup 

func (c *Components) Cleanup()

func (*Components) ConfigTxGen 

func (c *Components) ConfigTxGen() string

func (*Components) Cryptogen 

func (c *Components) Cryptogen() string

func (*Components) Discover 

func (c *Components) Discover() string

func (*Components) Idemixgen 

func (c *Components) Idemixgen() string

func (*Components) Orderer 

func (c *Components) Orderer() string

func (*Components) Peer 

func (c *Components) Peer() string

type Config 

type Config struct {
	Organizations []*Organization `yaml:"organizations,omitempty"`
	Consortiums   []*Consortium   `yaml:"consortiums,omitempty"`
	SystemChannel *SystemChannel  `yaml:"system_channel,omitempty"`
	Channels      []*Channel      `yaml:"channels,omitempty"`
	Consensus     *Consensus      `yaml:"consensus,omitempty"`
	Orderers      []*Orderer      `yaml:"orderers,omitempty"`
	Peers         []*Peer         `yaml:"peers,omitempty"`
	Profiles      []*Profile      `yaml:"profiles,omitempty"`
	Templates     *Templates      `yaml:"templates,omitempty"`
}

Config holds the basic information needed to generate fabric configuration files.

func BasicKafka 

func BasicKafka() *Config

func BasicSolo 

func BasicSolo() *Config

func (*Config) RemovePeer 

func (c *Config) RemovePeer(orgName, peerName string)

type Consensus 

type Consensus struct {
	Type       string `yaml:"type,omitempty"`
	Brokers    int    `yaml:"brokers,omitempty"`
	ZooKeepers int    `yaml:"zookeepers,omitempty"`
}

Consensus indicates the orderer types and how many broker and zookeeper instances.

type Consortium 

type Consortium struct {
	Name          string   `yaml:"name,omitempty"`
	Organizations []string `yaml:"organizations,omitempty"`
}

A Consortium is a named collection of Organizations. It is used to populate the Orderer geneesis block profile.

type Enver 

type Enver interface {
	Env() []string
}

type Network 

type Network struct {
	RootDir           string
	StartPort         uint16
	Components        *Components
	DockerClient      *docker.Client
	NetworkID         string
	EventuallyTimeout time.Duration

	PortsByBrokerID  map[string]Ports
	PortsByOrdererID map[string]Ports
	PortsByPeerID    map[string]Ports
	Organizations    []*Organization
	SystemChannel    *SystemChannel
	Channels         []*Channel
	Consensus        *Consensus
	Orderers         []*Orderer
	Peers            []*Peer
	Profiles         []*Profile
	Consortiums      []*Consortium
	Templates        *Templates
	// contains filtered or unexported fields
}

Network holds information about a fabric network.

func New 

func New(c *Config, rootDir string, client *docker.Client, startPort int, components *Components) *Network

New creates a Network from a simple configuration. All generated or managed artifacts for the network will be located under rootDir. Ports will be allocated sequentially from the specified startPort.

func (*Network) AnchorsForChannel 

func (n *Network) AnchorsForChannel(chanName string) []*Peer

AnchorsForChannel returns all Peer instances that are anchors for the named channel.

func (*Network) AnchorsInOrg 

func (n *Network) AnchorsInOrg(orgName string) []*Peer

AnchorsInOrg returns all peers that are an anchor for at least one channel in the named organization.

func (*Network) Bootstrap 

func (n *Network) Bootstrap()

Bootstrap generates the cryptographic material, orderer system channel genesis block, and create channel transactions needed to run a fabric network.

The cryptogen tool is used to create crypto material from the contents of ${rootDir}/crypto-config.yaml. The generated artifacts will be placed in ${rootDir}/crypto/...

The gensis block is generated from the profile referenced by the SystemChannel.Profile attribute. The block is written to ${rootDir}/${SystemChannel.Name}_block.pb.

The create channel transactions are generated for each Channel referenced by the Network using the channel's Profile attribute. The transactions are written to ${rootDir}/${Channel.Name}_tx.pb.

func (*Network) BrokerAddresses 

func (n *Network) BrokerAddresses(portName PortName) []string

BrokerAddresses returns the list of broker addresses for the network.

func (*Network) BrokerGroupRunner 

func (n *Network) BrokerGroupRunner() ifrit.Runner

BrokerGroupRunner returns a runner that manages the processes that make up the kafka broker network for fabric.

func (*Network) BrokerRunner 

func (n *Network) BrokerRunner(id int, zookeepers []string) *runner.Kafka

BrokerRunner returns a runner for an kafka broker instance.

func (*Network) CACertsBundlePath 

func (n *Network) CACertsBundlePath() string

CACertsBundlePath returns the path to the bundle of CA certificates for the network. This bundle is used when connecting to peers.

func (*Network) Cleanup 

func (n *Network) Cleanup()

Cleanup attempts to cleanup docker related artifacts that may have been created by the network.

func (*Network) ConfigTxConfigPath 

func (n *Network) ConfigTxConfigPath() string

ConfigTxPath returns the path to the generated configtxgen configuration file.

func (*Network) ConfigTxGen 

func (n *Network) ConfigTxGen(command Command) (*gexec.Session, error)

ConfigTxGen starts a gexec.Session for the provided configtxgen command.

func (*Network) Consortium 

func (n *Network) Consortium(name string) *Consortium

Consortium returns information about the named Consortium.

func (*Network) CreateAndJoinChannel 

func (n *Network) CreateAndJoinChannel(o *Orderer, channelName string)

CreateAndJoinChannel will create the specified channel. The referencing peers will then be joined to the channel.

The network must be running before this is called.

func (*Network) CreateAndJoinChannels 

func (n *Network) CreateAndJoinChannels(o *Orderer)

CreateAndJoinChannels will create all channels specified in the config that are referenced by peers. The referencing peers will then be joined to the channel(s).

The network must be running before this is called.

func (*Network) CreateChannel 

func (n *Network) CreateChannel(name string, o *Orderer, p *Peer)

CreateChannel will submit an existing create channel transaction to the specified orderer. The channel transaction must exist at the location returned by CreateChannelTxPath.

The orderer must be running when this is called.

func (*Network) CreateChannelTxPath 

func (n *Network) CreateChannelTxPath(channelName string) string

CreateChannelTxPath returns the path to the create channel transaction for the named channel.

func (*Network) CryptoConfigPath 

func (n *Network) CryptoConfigPath() string

CryptoConfigPath returns the path to the generated cryptogen configuration file.

func (*Network) CryptoPath 

func (n *Network) CryptoPath() string

CryptoPath returns the path to the directory where cryptogen will place its generated artifacts.

func (*Network) Cryptogen 

func (n *Network) Cryptogen(command Command) (*gexec.Session, error)

Cryptogen starts a gexec.Session for the provided cryptogen command.

func (*Network) Discover 

func (n *Network) Discover(command Command) (*gexec.Session, error)

Discover starts a gexec.Session for the provided discover command.

func (*Network) GenerateConfigTree 

func (n *Network) GenerateConfigTree()

GenerateConfigTree generates the configuration documents required to bootstrap a fabric network. A configuration file will be generated for cryptogen, configtxgen, and for each peer and orderer. The contents of the documents will be based on the Config used to create the Network.

When this method completes, the resulting tree will look something like this:

${rootDir}/configtx.yaml ${rootDir}/crypto-config.yaml ${rootDir}/orderers/orderer0.orderer-org/orderer.yaml ${rootDir}/peers/peer0.org1/core.yaml ${rootDir}/peers/peer0.org2/core.yaml ${rootDir}/peers/peer1.org1/core.yaml ${rootDir}/peers/peer1.org2/core.yaml

func (*Network) GenerateConfigTxConfig 

func (n *Network) GenerateConfigTxConfig()

func (*Network) GenerateCoreConfig 

func (n *Network) GenerateCoreConfig(p *Peer)

func (*Network) GenerateCryptoConfig 

func (n *Network) GenerateCryptoConfig()

func (*Network) GenerateOrdererConfig 

func (n *Network) GenerateOrdererConfig(o *Orderer)

func (*Network) JoinChannel 

func (n *Network) JoinChannel(name string, o *Orderer, peers ...*Peer)

JoinChannel will join peers to the specified channel. The orderer is used to obtain the current configuration block for the channel.

The orderer and listed peers must be running before this is called.

func (*Network) NetworkGroupRunner 

func (n *Network) NetworkGroupRunner() ifrit.Runner

NetworkGroupRunner returns a runner that can be used to start and stop an entire fabric network.

func (*Network) Orderer 

func (n *Network) Orderer(name string) *Orderer

Orderer returns the information about the named Orderer.

func (*Network) OrdererAddress 

func (n *Network) OrdererAddress(o *Orderer, portName PortName) string

OrdererAddress returns the address (host and port) exposed by the Orderer for the named port. Command line tools should use the returned address when connecting to the orderer.

This assumes that the orderer is listening on 0.0.0.0 or 127.0.0.1 and is available on the loopback address.

func (*Network) OrdererConfigPath 

func (n *Network) OrdererConfigPath(o *Orderer) string

OrdererConfigPath returns the path to the orderer configuration document for the specified Orderer.

func (*Network) OrdererDir 

func (n *Network) OrdererDir(o *Orderer) string

OrdererDir returns the path to the configuration directory for the specified Orderer.

func (*Network) OrdererGroupRunner 

func (n *Network) OrdererGroupRunner() ifrit.Runner

OrdererGroupRunner returns a runner that can be used to start and stop all orderers in a network.

func (*Network) OrdererLocalMSPDir 

func (n *Network) OrdererLocalMSPDir(o *Orderer) string

OrdererLocalMSPDir returns the path to the local MSP directory for the Orderer.

func (*Network) OrdererLocalTLSDir 

func (n *Network) OrdererLocalTLSDir(o *Orderer) string

OrdererLocalTLSDir returns the path to the local TLS directory for the Orderer.

func (*Network) OrdererOrgMSPDir 

func (n *Network) OrdererOrgMSPDir(o *Organization) string

OrdererOrgMSPDir returns the path to the MSP directory of the Orderer organization.

func (*Network) OrdererOrgs 

func (n *Network) OrdererOrgs() []*Organization

OrdererOrgs returns all Organization instances that own at least one orderer.

func (*Network) OrdererPort 

func (n *Network) OrdererPort(o *Orderer, portName PortName) uint16

OrdererPort returns the named port reserved for the Orderer instance.

func (*Network) OrdererRunner 

func (n *Network) OrdererRunner(o *Orderer) ifrit.Runner

OrdererRunner returns an ifrit.Runner for the specified orderer. The runner can be used to start and manage an orderer process.

func (*Network) OrderersInOrg 

func (n *Network) OrderersInOrg(orgName string) []*Orderer

OrderersInOrg returns all Orderer instances owned by the named organaiztion.

func (*Network) Organization 

func (n *Network) Organization(orgName string) *Organization

Organization returns the information about the named Organization.

func (*Network) OrgsForOrderers 

func (n *Network) OrgsForOrderers(ordererNames []string) []*Organization

OrgsForOrderers returns all Organization instances that own at least one of the named orderers.

func (*Network) OutputBlockPath 

func (n *Network) OutputBlockPath(channelName string) string

OutputBlockPath returns the path to the genesis block for the named system channel.

func (*Network) Peer 

func (n *Network) Peer(orgName, peerName string) *Peer

Peer returns the information about the named Peer in the named organization.

func (*Network) PeerAddress 

func (n *Network) PeerAddress(p *Peer, portName PortName) string

PeerAddress returns the address (host and port) exposed by the Peer for the named port. Command line tools should use the returned address when connecting to a peer.

This assumes that the peer is listening on 0.0.0.0 and is available on the loopback address.

func (*Network) PeerAdminSession 

func (n *Network) PeerAdminSession(p *Peer, command Command) (*gexec.Session, error)

PeerAdminSession starts a gexec.Session as a peer admin for the provided peer command. This is intended to be used by short running peer cli commands that execute in the context of a peer configuration.

func (*Network) PeerCert 

func (n *Network) PeerCert(p *Peer) string

PeerCert returns the path to the peer's certificate.

func (*Network) PeerConfigPath 

func (n *Network) PeerConfigPath(p *Peer) string

PeerConfigPath returns the path to the peer configuration document for the specified peer.

func (*Network) PeerDir 

func (n *Network) PeerDir(p *Peer) string

PeerDir returns the path to the configuration directory for the specified Peer.

func (*Network) PeerGroupRunner 

func (n *Network) PeerGroupRunner() ifrit.Runner

PeerGroupRunner returns a runner that can be used to start and stop all peers in a network.

func (*Network) PeerLocalMSPDir 

func (n *Network) PeerLocalMSPDir(p *Peer) string

PeerLocalMSPDir returns the path to the local MSP directory for the peer.

func (*Network) PeerLocalTLSDir 

func (n *Network) PeerLocalTLSDir(p *Peer) string

PeerLocalTLSDir returns the path to the local TLS directory for the peer.

func (*Network) PeerOrgMSPDir 

func (n *Network) PeerOrgMSPDir(org *Organization) string

PeerOrgMSPDir returns the path to the MSP directory of the Peer organization.

func (*Network) PeerOrgs 

func (n *Network) PeerOrgs() []*Organization

PeerOrgs returns all Organizations associated with at least one Peer.

func (*Network) PeerPort 

func (n *Network) PeerPort(p *Peer, portName PortName) uint16

PeerPort returns the named port reserved for the Peer instance.

func (*Network) PeerRunner 

func (n *Network) PeerRunner(p *Peer) ifrit.Runner

PeerRunner returns an ifrit.Runner for the specified peer. The runner can be used to start and manage a peer process.

func (*Network) PeerUserCert 

func (n *Network) PeerUserCert(p *Peer, user string) string

PeerUserCert returns the path to the certificate for the specified user in the peer organization.

func (*Network) PeerUserKey 

func (n *Network) PeerUserKey(p *Peer, user string) string

PeerUserKey returns the path to the private key for the specified user in the peer organization.

func (*Network) PeerUserMSPDir 

func (n *Network) PeerUserMSPDir(p *Peer, user string) string

PeerUserMSPDir returns the path to the MSP directory containing the certificates and keys for the specified user of the peer.

func (*Network) PeerUserSession 

func (n *Network) PeerUserSession(p *Peer, user string, command Command) (*gexec.Session, error)

PeerUserSession starts a gexec.Session as a peer user for the provided peer command. This is intended to be used by short running peer cli commands that execute in the context of a peer configuration.

func (*Network) PeerUserTLSDir 

func (n *Network) PeerUserTLSDir(p *Peer, user string) string

PeerUserTLSDir returns the path to the TLS directory containing the certificates and keys for the specified user of the peer.

func (*Network) PeersInOrg 

func (n *Network) PeersInOrg(orgName string) []*Peer

PeersInOrg returns all Peer instances that are owned by the named organization.

func (*Network) PeersWithChannel 

func (n *Network) PeersWithChannel(chanName string) []*Peer

PeersWithChannel returns all Peer instances that have joined the named channel.

func (*Network) ProfileForChannel 

func (n *Network) ProfileForChannel(channelName string) string

ProfileForChannel gets the configtxgen profile name associated with the specified channel.

func (*Network) ReadOrdererConfig 

func (n *Network) ReadOrdererConfig(o *Orderer) *fabricconfig.Orderer

ReadOrdererConfig unmarshals an orderer's orderer.yaml and returns an object approximating its contents.

func (*Network) ReadPeerConfig 

func (n *Network) ReadPeerConfig(p *Peer) *fabricconfig.Core

ReadPeerConfig unmarshals a peer's core.yaml and returns an object approximating its contents.

func (*Network) ReservePort 

func (n *Network) ReservePort() uint16

ReservePort allocates the next available port.

func (*Network) StartSession 

func (n *Network) StartSession(cmd *exec.Cmd, name string) (*gexec.Session, error)

StartSession executes a command session. This should be used to launch command line tools that are expected to run to completion.

func (*Network) UpdateChannelAnchors 

func (n *Network) UpdateChannelAnchors(o *Orderer, channelName string)

UpdateChannelAnchors determines the anchor peers for the specified channel, creates an anchor peer update transaction for each organization, and submits the update transactions to the orderer.

func (*Network) WriteOrdererConfig 

func (n *Network) WriteOrdererConfig(o *Orderer, config *fabricconfig.Orderer)

WriteOrdererConfig serializes the provided configuration as the specified orderer's orderer.yaml document.

func (*Network) WritePeerConfig 

func (n *Network) WritePeerConfig(p *Peer, config *fabricconfig.Core)

WritePeerConfig serializes the provided configuration as the specified peer's core.yaml document.

func (*Network) ZooKeeperRunner 

func (n *Network) ZooKeeperRunner(idx int) *runner.ZooKeeper

ZooKeeperRunner returns a runner for a ZooKeeper instance.

type Orderer 

type Orderer struct {
	Name         string `yaml:"name,omitempty"`
	Organization string `yaml:"organization,omitempty"`
}

Orderer defines an orderer instance and its owning organization.

func (Orderer) ID 

func (o Orderer) ID() string

ID provides a unique identifier for an orderer instance.

type Organization 

type Organization struct {
	MSPID         string `yaml:"msp_id,omitempty"`
	Name          string `yaml:"name,omitempty"`
	Domain        string `yaml:"domain,omitempty"`
	EnableNodeOUs bool   `yaml:"enable_node_organizational_units"`
	Users         int    `yaml:"users,omitempty"`
	CA            *CA    `yaml:"ca,omitempty"`
}

Organization models information about an Organization. It includes the information needed to populate an MSP with cryptogen.

type Peer 

type Peer struct {
	Name         string         `yaml:"name,omitempty"`
	Organization string         `yaml:"organization,omitempty"`
	Channels     []*PeerChannel `yaml:"channels,omitempty"`
}

Peer defines a peer instance, it's owning organization, and the list of channels that the peer shoudl be joined to.

func (*Peer) Anchor 

func (p *Peer) Anchor() bool

Anchor returns true if this peer is an anchor for any channel it has joined.

func (*Peer) ID 

func (p *Peer) ID() string

ID provides a unique identifier for a peer instance.

type PeerChannel 

type PeerChannel struct {
	Name   string `yaml:"name,omitempty"`
	Anchor bool   `yaml:"anchor"`
}

PeerChannel names of the channel a peer should be joined to and whether or not the peer should be an anchor for the channel.

type PortName 

type PortName string
const (
	ChaincodePort PortName = "Chaincode"
	EventsPort    PortName = "Events"
	HostPort      PortName = "HostPort"
	ListenPort    PortName = "Listen"
	ProfilePort   PortName = "Profile"
)

func BrokerPortNames 

func BrokerPortNames() []PortName

BrokerPortNames returns the list of ports that need to be reserved for a Kafka broker.

func OrdererPortNames 

func OrdererPortNames() []PortName

OrdererPortNames returns the list of ports that need to be reserved for an Orderer.

func PeerPortNames 

func PeerPortNames() []PortName

PeerPortNames returns the list of ports that need to be reserved for a Peer.

type Ports 

type Ports map[PortName]uint16

type Profile 

type Profile struct {
	Name          string   `yaml:"name,omitempty"`
	Orderers      []string `yaml:"orderers,omitempty"`
	Consortium    string   `yaml:"consortium,omitempty"`
	Organizations []string `yaml:"organizations,omitempty"`
}

A profile encapsulates basic information for a configtxgen profile.

type SystemChannel 

type SystemChannel struct {
	Name    string `yaml:"name,omitempty"`
	Profile string `yaml:"profile,omitempty"`
}

The SystemChannel declares the name of the network system channel and its associated configtxgen profile name.

type Templates 

type Templates struct {
	ConfigTx string `yaml:"configtx,omitempty"`
	Core     string `yaml:"core,omitempty"`
	Crypto   string `yaml:"crypto,omitempty"`
	Orderer  string `yaml:"orderer,omitempty"`
}

Templates can be used to provide custom templates to GenerateConfigTree.

func (*Templates) ConfigTxTemplate 

func (t *Templates) ConfigTxTemplate() string

func (*Templates) CoreTemplate 

func (t *Templates) CoreTemplate() string

func (*Templates) CryptoTemplate 

func (t *Templates) CryptoTemplate() string

func (*Templates) OrdererTemplate 

func (t *Templates) OrdererTemplate() string

type WorkingDirer 

type WorkingDirer interface {
	WorkingDir() string
}

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