config-example.yaml

version: 2.0.0

#
# The client section used by GO SDK.
#
client:

  # Which organization does this application instance belong to? The value must be the name of an org
  # defined under "organizations"
  organization: org1

  logging:
    level: info

  # Global configuration for peer, event service and orderer timeouts
  # if this this section is omitted, then default values will be used (same values as below)
  peer:
    timeout:
      connection: 15s
      response: 180s
      discovery:
        # Expiry period for discovery service greylist filter
        # The channel client will greylist peers that are found to be offline
        # to prevent re-selecting them in subsequent retries.
        # This interval will define how long a peer is greylisted
        greylistExpiry: 10s
    

  orderer:
    timeout:
      connection: 15s
      response: 15s
  global:
    timeout:
      query: 180s
      execute: 180s
      resmgmt: 180s
    cache:
      connectionIdle: 30s
      eventServiceIdle: 2m
      channelConfig: 30m
      channelMembership: 30s
      discovery: 10s
      selection: 10m

  # Root of the MSP directories with keys and certs.
  cryptoconfig:
    path: {PATH}/crypto-config

  # Some SDKs support pluggable KV stores, the properties under "credentialStore"
  # are implementation specific
  credentialStore:
    # [Optional]. Used by user store. Not needed if all credentials are embedded in configuration
    # and enrollments are performed elswhere.
    path: "/tmp/state-store"

    # [Optional]. Specific to the CryptoSuite implementation used by GO SDK. Software-based implementations
    # requiring a key store. PKCS#11 based implementations does not.
    cryptoStore:
      # Specific to the underlying KeyValueStore that backs the crypto key store.
      path: /tmp/msp

   # BCCSP config for the client. Used by GO SDK.
  BCCSP:
    security:
     enabled: true
     default:
      provider: "SW"
     hashAlgorithm: "SHA2"
     softVerify: true
     level: 256

  tlsCerts:
    # [Optional]. Use system certificate pool when connecting to peers, orderers (for negotiating TLS) Default: false
    systemCertPool: true

    # [Optional]. Client key and cert for TLS handshake with peers and orderers
    client:
      key:
        path: {PATH}/crypto-config/peerOrganizations/org1.example.com/users/Admin@org1.example.com/tls/client.key
      cert:
        path: {PATH}/crypto-config/peerOrganizations/org1.example.com/users/Admin@org1.example.com/tls/client.crt

#
# [Optional]. But most apps would have this section so that channel objects can be constructed
# based on the content below. If an app is creating channels, then it likely will not need this
# section.
#
channels:

  # multi-org test channel
  examplechannel:

    peers:
      peer0.org1.example.com:
        endorsingPeer: true
        chaincodeQuery: true
        ledgerQuery: true
        eventSource: true
      peer1.org1.example.com:
        endorsingPeer: false
        chaincodeQuery: false
        ledgerQuery: true
        eventSource: true
      
    
      peer2.org1.example.com:
        endorsingPeer: false
        chaincodeQuery: false
        ledgerQuery: true
        eventSource: true
      
      peer0.org2.example.com:
        endorsingPeer: false
        chaincodeQuery: false
        ledgerQuery: true
        eventSource: true
      
      peer1.org2.example.com:
        endorsingPeer: false
        chaincodeQuery: false
        ledgerQuery: true
        eventSource: true

    # [Optional]. The application can use these options to perform channel operations like retrieving channel
    # config etc.
    policies:
      #[Optional] options for retrieving channel configuration blocks
      queryChannelConfig:
        #[Optional] min number of success responses (from targets/peers)
        minResponses: 1
        #[Optional] channel config will be retrieved for these number of random targets
        maxTargets: 1
        #[Optional] retry options for query config block
        retryOpts:
          #[Optional] number of retry attempts
          attempts: 5
          #[Optional] the back off interval for the first retry attempt
          initialBackoff: 500ms
          #[Optional] the maximum back off interval for any retry attempt
          maxBackoff: 5s
          #[Optional] he factor by which the initial back off period is exponentially incremented
          backoffFactor: 2.0

#
# list of participating organizations in this network
#
organizations:
  org1:
    mspid: org1MSP

    # This org's MSP store (absolute path or relative to client.cryptoconfig)
    cryptoPath:  {PATH}/crypto-config/peerOrganizations/org1.example.com/users/Admin@org1.example.com/msp

    peers:
      - peer0.org1.example.com

    # [Optional]. Certificate Authorities issue certificates for identification purposes in a Fabric based
    # network. Typically certificates provisioning is done in a separate process outside of the
    # runtime network. Fabric-CA is a special certificate authority that provides a REST APIs for
    # dynamic certificate management (enroll, revoke, re-enroll). The following section is only for
    # Fabric-CA servers.
    certificateAuthorities:
      - ca.org1.example.com

  # Orderer Org name
  ordererorg:
      # Membership Service Provider ID for this organization
      mspID: OrdererMSP

      # Needed to load users crypto keys and certs for this org (absolute path or relative to global crypto path, DEV mode)
      cryptoPath: {PATH}/crypto-config/ordererOrganizations/example.com/msp
#
# List of orderers to send transaction and channel create/update requests to. For the time
# being only one orderer is needed. If more than one is defined, which one get used by the
# SDK is implementation specific. Consult each SDK's documentation for its handling of orderers.
#
orderers:
  orderer0.example.com:
    url: localhost:7050

    # these are standard properties defined by the gRPC library
    # they will be passed in as-is to gRPC client constructor
    grpcOptions:
      ssl-target-name-override: orderer0.example.com
      # These parameters should be set in coordination with the keepalive policy on the server,
      # as incompatible settings can result in closing of connection.
      # When duration of the 'keep-alive-time' is set to 0 or less the keep alive client parameters are disabled
      keep-alive-time: 0s
      keep-alive-timeout: 20s
      keep-alive-permit: false
      fail-fast: false
      # allow-insecure will be taken into consideration if address has no protocol defined, if true then grpc or else grpcs
      allow-insecure: false

    tlsCACerts:
      # Certificate location absolute path
      path: {PATH}/crypto-config/ordererOrganizations/example.com/tlsca/tlsca.example.com-cert.pem

#
# List of peers to send various requests to, including endorsement, query
# and event listener registration.
#
peers:
  _default:
    #common grpc options between all the peers
    grpcOptions:
      # These parameters should be set in coordination with the keepalive policy on the server,
      # as incompatible settings can result in closing of connection.
      # When duration of the 'keep-alive-time' is set to 0 or less the keep alive client parameters are disabled
      keep-alive-time: 0s
      keep-alive-timeout: 20s
      keep-alive-permit: false
      fail-fast: false
      # allow-insecure will be taken into consideration if address has no protocol defined, if true then grpc or else grpcs
      allow-insecure: false

  peer0.org1.example.com:
    # this URL is used to send endorsement and query requests
    url: localhost:7051
    grpcOptions:
      ssl-target-name-override: peer0.org1.example.com
    tlsCACerts:
      # Certificate location absolute path
      path: {PATH}/crypto-config/peerOrganizations/org1.example.com/tlsca/tlsca.org1.example.com-cert.pem

#
# Fabric-CA is a special kind of Certificate Authority provided by Hyperledger Fabric which allows
# certificate management to be done via REST APIs. Application may choose to use a standard
# Certificate Authority instead of Fabric-CA, in which case this section would not be specified.
#
certificateAuthorities:
  ca.org1.example.com:
    url: https://ca.org1.example.com:7054
    tlsCACerts:
      # Comma-Separated list of paths
      path: {PATH}/crypto-config/peerOrganizations/org1.example.com/ca/ca.org1.example.com-cert.pem
      # Client key and cert for SSL handshake with Fabric CA
      client:
        key:
          path: {PATH}/sdk-keys/MyKey.key
        cert:
          path: {PATH}/sdk-keys/MyCertificate.crt

    # Fabric-CA supports dynamic user enrollment via REST APIs. A "root" user, a.k.a registrar, is
    # needed to enroll and invoke new users.
    registrar:
      enrollId: adminCA
      enrollSecret: adminpw
    # [Optional] The optional name of the CA.
    caName: ca.org1.example.com

entityMatchers:
 peer:
   - pattern: peer0.org1.example.com:(\d+)
     urlSubstitutionExp: grpcs://localhost:7051
     sslTargetOverrideUrlSubstitutionExp: peer0.org1.example.com
     mappedHost: peer0.org1.example.com
   - pattern: peer1.org1.example.com:(\d+)
     urlSubstitutionExp: grpcs://localhost:9051
     sslTargetOverrideUrlSubstitutionExp: peer1.org1.example.com
     mappedHost: peer1.org1.example.com

   - pattern: peer0.org2.example.com:(\d+)
     urlSubstitutionExp: grpcs://localhost:8051
     sslTargetOverrideUrlSubstitutionExp: peer0.org2.example.com
     mappedHost: peer0.org2.example.com

   - pattern: peer1.org2.example.com:(\d+)
     urlSubstitutionExp: grpcs://localhost:6051
     sslTargetOverrideUrlSubstitutionExp: peer1.org2.example.com
     mappedHost: peer1.org2.example.com
   - pattern: peer2.org1.example.com:(\d+)
     urlSubstitutionExp: grpcs://localhost:15051
     sslTargetOverrideUrlSubstitutionExp: peer2.org1.example.com
     mappedHost: peer2.org1.example.com

#
 orderer:
   - pattern: orderer0.example.(\w+)
     urlSubstitutionExp: grpcs://localhost:7050
     sslTargetOverrideUrlSubstitutionExp: orderer0.example.com
     mappedHost: orderer0.example.com
 
 certificateAuthority:
   - pattern: (\w+).org1.example.:(\d+)
     urlSubstitutionExp: grpcs://localhost:7054
     mappedHost: ca.org1.example.com
   - pattern: (\w+).org2.example.(\w+)
     urlSubstitutionExp: grpcs://localhost:8054
     mappedHost: ca.org2.example.com