github.com/kchristidis/fabric@v1.0.4-0.20171028114726-837acd08cde1/sampleconfig/core.yaml

# Copyright IBM Corp. All Rights Reserved.
#
# SPDX-License-Identifier: Apache-2.0
#

###############################################################################
#
#    LOGGING section
#
###############################################################################
logging:

    # Default logging levels are specified here.

    # Valid logging levels are case-insensitive strings chosen from

    #     CRITICAL | ERROR | WARNING | NOTICE | INFO | DEBUG

    # The overall default logging level can be specified in various ways,
    # listed below from strongest to weakest:
    #
    # 1. The --logging-level=<level> command line option overrides all other
    #    default specifications.
    #
    # 2. The environment variable CORE_LOGGING_LEVEL otherwise applies to
    #    all peer commands if defined as a non-empty string.
    #
    # 3. The value of peer that directly follows in this file. It can also
    #    be set via the environment variable CORE_LOGGING_PEER.
    #
    # If no overall default level is provided via any of the above methods,
    # the peer will default to INFO (the value of defaultLevel in
    # common/flogging/logging.go)

    # Default for all modules running within the scope of a peer.
    # Note: this value is only used when --logging-level or CORE_LOGGING_LEVEL
    #       are not set
    peer:       info

    # The overall default values mentioned above can be overridden for the
    # specific components listed in the override section below.

    # Override levels for various peer modules. These levels will be
    # applied once the peer has completely started. They are applied at this
    # time in order to be sure every logger has been registered with the
    # logging package.
    # Note: the modules listed below are the only acceptable modules at this
    #       time.
    cauthdsl:   warning
    gossip:     warning
    ledger:     info
    msp:        warning
    policies:   warning
    grpc:       error

    # Message format for the peer logs
    format: '%{color}%{time:2006-01-02 15:04:05.000 MST} [%{module}] %{shortfunc} -> %{level:.4s} %{id:03x}%{color:reset} %{message}'

###############################################################################
#
#    Peer section
#
###############################################################################
peer:

    # The Peer id is used for identifying this Peer instance.
    id: jdoe

    # The networkId allows for logical seperation of networks
    networkId: dev

    # The Address at local network interface this Peer will listen on.
    # By default, it will listen on all network interfaces
    listenAddress: 0.0.0.0:7051

    # The endpoint this peer uses to listen for inbound chaincode connections.
    #
    # The chaincode connection does not support TLS-mutual auth. Having a
    # separate listener for the chaincode helps isolate the chaincode
    # environment for enhanced security, so it is strongly recommended to
    # uncomment chaincodeListenAddress and specify a protected endpoint.
    #
    # If chaincodeListenAddress is not configured or equals to the listenAddress,
    # listenAddress will be used for chaincode connections. This is not
    # recommended for production.
    #
    # chaincodeListenAddress: 127.0.0.1:7052

    # When used as peer config, this represents the endpoint to other peers
    # in the same organization for peers in other organization, see
    # gossip.externalEndpoint for more info.
    # When used as CLI config, this means the peer's endpoint to interact with
    address: 0.0.0.0:7051

    # Whether the Peer should programmatically determine its address
    # This case is useful for docker containers.
    addressAutoDetect: false

    # Setting for runtime.GOMAXPROCS(n). If n < 1, it does not change the
    # current setting
    gomaxprocs: -1

    # Gossip related configuration
    gossip:
        # Bootstrap set to initialize gossip with.
        # This is a list of other peers that this peer reaches out to at startup.
        # Important: The endpoints here have to be endpoints of peers in the same
        # organization, because the peer would refuse connecting to these endpoints
        # unless they are in the same organization as the peer.
        bootstrap: 127.0.0.1:7051

        # NOTE: orgLeader and useLeaderElection parameters are mutual exclusive.
        # Setting both to true would result in the termination of the peer
        # since this is undefined state. If the peers are configured with
        # useLeaderElection=false, make sure there is at least 1 peer in the
        # organization that its orgLeader is set to true.

        # Defines whenever peer will initialize dynamic algorithm for
        # "leader" selection, where leader is the peer to establish
        # connection with ordering service and use delivery protocol
        # to pull ledger blocks from ordering service. It is recommended to
        # use leader election for large networks of peers.
        useLeaderElection: false
        # Statically defines peer to be an organization "leader",
        # where this means that current peer will maintain connection
        # with ordering service and disseminate block across peers in
        # its own organization
        orgLeader: true

        # Overrides the endpoint that the peer publishes to peers
        # in its organization. For peers in foreign organizations
        # see 'externalEndpoint'
        endpoint:
        # Maximum count of blocks stored in memory
        maxBlockCountToStore: 100
        # Max time between consecutive message pushes(unit: millisecond)
        maxPropagationBurstLatency: 10ms
        # Max number of messages stored until a push is triggered to remote peers
        maxPropagationBurstSize: 10
        # Number of times a message is pushed to remote peers
        propagateIterations: 1
        # Number of peers selected to push messages to
        propagatePeerNum: 3
        # Determines frequency of pull phases(unit: second)
        pullInterval: 4s
        # Number of peers to pull from
        pullPeerNum: 3
        # Determines frequency of pulling state info messages from peers(unit: second)
        requestStateInfoInterval: 4s
        # Determines frequency of pushing state info messages to peers(unit: second)
        publishStateInfoInterval: 4s
        # Maximum time a stateInfo message is kept until expired
        stateInfoRetentionInterval:
        # Time from startup certificates are included in Alive messages(unit: second)
        publishCertPeriod: 10s
        # Should we skip verifying block messages or not (currently not in use)
        skipBlockVerification: false
        # Dial timeout(unit: second)
        dialTimeout: 3s
        # Connection timeout(unit: second)
        connTimeout: 2s
        # Buffer size of received messages
        recvBuffSize: 20
        # Buffer size of sending messages
        sendBuffSize: 200
        # Time to wait before pull engine processes incoming digests (unit: second)
        digestWaitTime: 1s
        # Time to wait before pull engine removes incoming nonce (unit: second)
        requestWaitTime: 1s
        # Time to wait before pull engine ends pull (unit: second)
        responseWaitTime: 2s
        # Alive check interval(unit: second)
        aliveTimeInterval: 5s
        # Alive expiration timeout(unit: second)
        aliveExpirationTimeout: 25s
        # Reconnect interval(unit: second)
        reconnectInterval: 25s
        # This is an endpoint that is published to peers outside of the organization.
        # If this isn't set, the peer will not be known to other organizations.
        externalEndpoint:
        # Leader election service configuration
        election:
            # Longest time peer waits for stable membership during leader election startup (unit: second)
            startupGracePeriod: 15s
            # Interval gossip membership samples to check its stability (unit: second)
            membershipSampleInterval: 1s
            # Time passes since last declaration message before peer decides to perform leader election (unit: second)
            leaderAliveThreshold: 10s
            # Time between peer sends propose message and declares itself as a leader (sends declaration message) (unit: second)
            leaderElectionDuration: 5s

    # EventHub related configuration
    events:
        # The address that the Event service will be enabled on the peer
        address: 0.0.0.0:7053

        # total number of events that could be buffered without blocking send
        buffersize: 100

        # timeout duration for producer to send an event.
        # if < 0, if buffer full, unblocks immediately and not send
        # if 0, if buffer full, will block and guarantee the event will be sent out
        # if > 0, if buffer full, blocks till timeout
        timeout: 10ms

    # TLS Settings
    # Note that peer-chaincode connections through chaincodeListenAddress is
    # not mutual TLS auth. See comments on chaincodeListenAddress for more info
    tls:
        enabled:  false
        cert:
            file: tls/server.crt
        key:
            file: tls/server.key
        rootcert:
            file: tls/ca.crt

        # The server name use to verify the hostname returned by TLS handshake
        serverhostoverride:

    # Path on the file system where peer will store data (eg ledger). This
    # location must be access control protected to prevent unintended
    # modification that might corrupt the peer operations.
    fileSystemPath: /var/hyperledger/production

    # BCCSP (Blockchain crypto provider): Select which crypto implementation or
    # library to use
    BCCSP:
        Default: SW
        SW:
            # TODO: The default Hash and Security level needs refactoring to be
            # fully configurable. Changing these defaults requires coordination
            # SHA2 is hardcoded in several places, not only BCCSP
            Hash: SHA2
            Security: 256
            # Location of Key Store
            FileKeyStore:
                # If "", defaults to 'mspConfigPath'/keystore
                # TODO: Ensure this is read with fabric/core/config.GetPath() once ready
                KeyStore:

    # Path on the file system where peer will find MSP local configurations
    mspConfigPath: msp

    # Identifier of the local MSP
    # ----!!!!IMPORTANT!!!-!!!IMPORTANT!!!-!!!IMPORTANT!!!!----
    # Deployers need to change the value of the localMspId string.
    # In particular, the name of the local MSP ID of a peer needs
    # to match the name of one of the MSPs in each of the channel
    # that this peer is a member of. Otherwise this peer's messages
    # will not be identified as valid by other nodes.
    localMspId: DEFAULT

    # Used with Go profiling tools only in none production environment. In
    # production, it should be disabled (eg enabled: false)
    profile:
        enabled:     false
        listenAddress: 0.0.0.0:6060

###############################################################################
#
#    VM section
#
###############################################################################
vm:

    # Endpoint of the vm management system.  For docker can be one of the following in general
    # unix:///var/run/docker.sock
    # http://localhost:2375
    # https://localhost:2376
    endpoint: unix:///var/run/docker.sock

    # settings for docker vms
    docker:
        tls:
            enabled: false
            ca:
                file: docker/ca.crt
            cert:
                file: docker/tls.crt
            key:
                file: docker/tls.key

        # Enables/disables the standard out/err from chaincode containers for
        # debugging purposes
        attachStdout: false

        # Parameters on creating docker container.
        # Container may be efficiently created using ipam & dns-server for cluster
        # NetworkMode - sets the networking mode for the container. Supported
        # standard values are: `host`(default),`bridge`,`ipvlan`,`none`.
        # Dns - a list of DNS servers for the container to use.
        # Note:  `Privileged` `Binds` `Links` and `PortBindings` properties of
        # Docker Host Config are not supported and will not be used if set.
        # LogConfig - sets the logging driver (Type) and related options
        # (Config) for Docker. For more info,
        # https://docs.docker.com/engine/admin/logging/overview/
        # Note: Set LogConfig using Environment Variables is not supported.
        hostConfig:
            NetworkMode: host
            Dns:
               # - 192.168.0.1
            LogConfig:
                Type: json-file
                Config:
                    max-size: "50m"
                    max-file: "5"
            Memory: 2147483648

###############################################################################
#
#    Chaincode section
#
###############################################################################
chaincode:
    # This is used if chaincode endpoint resolution fails with the
    # chaincodeListenAddress property
    peerAddress:

    # The id is used by the Chaincode stub to register the executing Chaincode
    # ID with the Peer and is generally supplied through ENV variables
    # the `path` form of ID is provided when installing the chaincode.
    # The `name` is used for all other requests and can be any string.
    id:
        path:
        name:

    # Generic builder environment, suitable for most chaincode types
    builder: $(DOCKER_NS)/fabric-ccenv:$(ARCH)-$(PROJECT_VERSION)

    golang:
        # golang will never need more than baseos
        runtime: $(BASE_DOCKER_NS)/fabric-baseos:$(ARCH)-$(BASE_VERSION)

    car:
        # car may need more facilities (JVM, etc) in the future as the catalog
        # of platforms are expanded.  For now, we can just use baseos
        runtime: $(BASE_DOCKER_NS)/fabric-baseos:$(ARCH)-$(BASE_VERSION)

    java:
        # This is an image based on java:openjdk-8 with addition compiler
        # tools added for java shim layer packaging.
        # This image is packed with shim layer libraries that are necessary
        # for Java chaincode runtime.
        Dockerfile:  |
            from $(DOCKER_NS)/fabric-javaenv:$(ARCH)-$(PROJECT_VERSION)

    # Timeout duration for starting up a container and waiting for Register
    # to come through. 1sec should be plenty for chaincode unit tests
    startuptimeout: 300s

    # Timeout duration for Invoke and Init calls to prevent runaway.
    # This timeout is used by all chaincodes in all the channels, including
    # system chaincodes.
    # Note that during Invoke, if the image is not available (e.g. being
    # cleaned up when in development environment), the peer will automatically
    # build the image, which might take more time. In production environment,
    # the chaincode image is unlikely to be deleted, so the timeout could be
    # reduced accordingly.
    executetimeout: 30s

    # There are 2 modes: "dev" and "net".
    # In dev mode, user runs the chaincode after starting peer from
    # command line on local machine.
    # In net mode, peer will run chaincode in a docker container.
    mode: net

    # keepalive in seconds. In situations where the communiction goes through a
    # proxy that does not support keep-alive, this parameter will maintain connection
    # between peer and chaincode.
    # A value <= 0 turns keepalive off
    keepalive: 0

    # system chaincodes whitelist. To add system chaincode "myscc" to the
    # whitelist, add "myscc: enable" to the list below, and register in
    # chaincode/importsysccs.go
    system:
        cscc: enable
        lscc: enable
        escc: enable
        vscc: enable
        qscc: enable

    # Logging section for the chaincode container
    logging:
      # Default level for all loggers within the chaincode container
      level:  info
      # Override default level for the 'shim' module
      shim:   warning
      # Format for the chaincode container logs
      format: '%{color}%{time:2006-01-02 15:04:05.000 MST} [%{module}] %{shortfunc} -> %{level:.4s} %{id:03x}%{color:reset} %{message}'

###############################################################################
#
#    Ledger section - ledger configuration encompases both the blockchain
#    and the state
#
###############################################################################
ledger:

  blockchain:

  state:
    # stateDatabase - options are "goleveldb", "CouchDB"
    # goleveldb - default state database stored in goleveldb.
    # CouchDB - store state database in CouchDB
    stateDatabase: goleveldb
    couchDBConfig:
       # It is recommended to run CouchDB on the same server as the peer, and
       # not map the CouchDB container port to a server port in docker-compose.
       # Otherwise proper security must be provided on the connection between
       # CouchDB client (on the peer) and server.
       couchDBAddress: 127.0.0.1:5984
       # This username must have read and write authority on CouchDB
       username:
       # The password is recommended to pass as an environment variable
       # during start up (eg LEDGER_COUCHDBCONFIG_PASSWORD).
       # If it is stored here, the file must be access control protected
       # to prevent unintended users from discovering the password.
       password:
       # Number of retries for CouchDB errors
       maxRetries: 3
       # Number of retries for CouchDB errors during peer startup
       maxRetriesOnStartup: 10
       # CouchDB request timeout (unit: duration, e.g. 20s)
       requestTimeout: 35s
       # Limit on the number of records to return per query
       queryLimit: 10000


  history:
    # enableHistoryDatabase - options are true or false
    # Indicates if the history of key updates should be stored.
    # All history 'index' will be stored in goleveldb, regardless if using
    # CouchDB or alternate database for the state.
    enableHistoryDatabase: true