从零到壹构建基于 Fabric-SDK-Go 的Web应用之二：使用 Fabric-SDK-Go

name: "kongyixueyuan-network" # # Schema version of the content. Used by the SDK to apply the corresponding parsing rules. # version: 1.0.0 # # 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: 10s # 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 # eventService: # # Event service type (optional). If not specified then the type is automatically # # determined from channel capabilities. # type: (deliver|eventhub) # the below timeouts are commented out to use the default values that are found in # "pkg/fab/" # the client is free to override the default values by uncommenting and resetting # the values as they see fit in their config file # timeout: # connection: 15s # registrationResponse: 15s # 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: ${GOPATH}/src///kongyixueyuan/fixtures/crypto-config # Some SDKs support pluggable KV stores, the properties under "credentialStore" # are implementation specific credentialStore: path: /tmp/kongyixueyuan-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: path: /tmp/kongyixueyuan-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: false # [Optional]. Client key and cert for TLS handshake with peers and orderers client: key: path: cert: path: # # [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: # name of the channel kevinkongyixueyuan: # Required. list of orderers designated by the application to use for transactions on this # channel. This list can be a result of access control ("org1" can only access "ordererA"), or # operational decisions to share loads from applications among the orderers. The values must # be "names" of orgs defined under "organizations/peers" # deprecated: not recommended, to override any orderer configuration items, entity matchers should be used. # orderers: # - # Required. list of peers from participating orgs peers: peer0.: # [Optional]. will this peer be sent transaction proposals for endorsement? The peer must # have the chaincode installed. The app can also use this property to decide which peers # to send the chaincode install request. Default: true endorsingPeer: true # [Optional]. will this peer be sent query proposals? The peer must have the chaincode # installed. The app can also use this property to decide which peers to send the # chaincode install request. Default: true chaincodeQuery: true # [Optional]. will this peer be sent query proposals that do not require chaincodes, like # queryBlock(), queryTransaction(), etc. Default: true ledgerQuery: true # [Optional]. will this peer be the target of the SDK's listener registration? All peers can # produce events but the app typically only needs to connect to one to listen to events. # Default: true eventSource: true peer1.: endorsingPeer: true chaincodeQuery: true ledgerQuery: true eventSource: true 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 #[Optional] options for retrieving discovery info discovery: #[Optional] discovery info will be retrieved for these number of random targets maxTargets: 2 #[Optional] retry options for retrieving discovery info retryOpts: #[Optional] number of retry attempts attempts: 4 #[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 #[Optional] options for the event service eventService: # [Optional] resolverStrategy specifies the peer resolver strategy to use when connecting to a peer # Possible values: [PreferOrg (default), MinBlockHeight, Balanced] # # PreferOrg: # Determines which peers are suitable based on block height lag threshold, although will prefer the peers in the # current org (as long as their block height is above a configured threshold). If none of the peers from the current org # are suitable then a peer from another org is chosen. # MinBlockHeight: # Chooses the best peer according to a block height lag threshold. The maximum block height of all peers is # determined and the peers whose block heights are under the maximum height but above a provided "lag" threshold are load # balanced. The other peers are not considered. # Balanced: # Chooses peers using the configured balancer. resolverStrategy: PreferOrg # [Optional] balancer is the balancer to use when choosing a peer to connect to # Possible values: [Random (default), RoundRobin] balancer: Random # [Optional] blockHeightLagThreshold sets the block height lag threshold. This value is used for choosing a peer # to connect to. If a peer is lagging behind the most up-to-date peer by more than the given number of # blocks then it will be excluded from selection. # If set to 0 then only the most up-to-date peers are considered. # If set to -1 then all peers (regardless of block height) are considered for selection. # Default: 5 blockHeightLagThreshold: 5 # [Optional] reconnectBlockHeightLagThreshold - if >0 then the event client will disconnect from the peer if the peer's # block height falls behind the specified number of blocks and will reconnect to a better performing peer. # If set to 0 then this feature is disabled. # Default: 10 # NOTES: # - peerMonitorPeriod must be >0 to enable this feature # - Setting this value too low may cause the event client to disconnect/reconnect too frequently, thereby # affecting performance. reconnectBlockHeightLagThreshold: 10 # [Optional] peerMonitorPeriod is the period in which the connected peer is monitored to see if # the event client should disconnect from it and reconnect to another peer. # Default: 0 (disabled) peerMonitorPeriod: 5s # # list of participating organizations in this network # organizations: Org1: mspid: cryptoPath: peerOrganizations//users/{userName}@/msp peers: - peer0. - peer1. # [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. # # 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: : 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: # 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: ${GOPATH}/src///kongyixueyuan/fixtures/crypto-config/ordererOrganizations//tlsca/- # # List of peers to send various requests to, including endorsement, query # and event listener registration. # peers: peer0.: # this URL is used to send endorsement and query requests url: localhost:7051 # eventUrl is only needed when using eventhub (default is delivery service) eventUrl: localhost:7053 grpcOptions: ssl-target-name-override: peer0. # 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: ${GOPATH}/src///kongyixueyuan/fixtures/crypto-config/peerOrganizations//tlsca/tlsca.- peer1.: # this URL is used to send endorsement and query requests url: localhost:7151 # eventUrl is only needed when using eventhub (default is delivery service) eventUrl: localhost:7153 grpcOptions: ssl-target-name-override: peer1. # 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: ${GOPATH}/src///kongyixueyuan/fixtures/crypto-config/peerOrganizations//tlsca/tlsca.- # # 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.: url: http://localhost:7054 tlsCACerts: # Certificate location absolute path path: ${GOPATH}/src///kongyixueyuan/fixtures/crypto-config/peerOrganizations//ca/ca.- # Fabric-CA supports dynamic user enrollment via REST APIs. A "root" user, registrar, is # needed to enroll and invoke new users. registrar: enrollId: admin enrollSecret: adminpw # [Optional] The optional name of the CA. caName: ca. entityMatchers: peer: - pattern: (\w*)peer0.(\w*) urlSubstitutionExp: localhost:7051 eventUrlSubstitutionExp: localhost:7053 sslTargetOverrideUrlSubstitutionExp: peer0. mappedHost: peer0. - pattern: (\w*)peer1.(\w*) urlSubstitutionExp: localhost:7151 eventUrlSubstitutionExp: localhost:7153 sslTargetOverrideUrlSubstitutionExp: peer1. mappedHost: peer1. orderer: - pattern: (\w*)(\w*) urlSubstitutionExp: localhost:7050 sslTargetOverrideUrlSubstitutionExp: mappedHost: certificateAuthorities: - pattern: (\w*)ca.(\w*) urlSubstitutionExp: http://localhost:7054 mappedHost: ca.