discovery: {
enabled: true,
asLocalhost: false
}
陆局局体是错误的，因为所有组织都托管在不同的主机上，并且位于Docker swarm网络中。但是，当调用add Add Asset Invoke函数时，我会遇到此错误。
Wallet Path: /home/hlfabric/fabric/api/freight/wallet
2021-03-06T17:58:15.407Z - error: [ServiceEndpoint]: Error: Failed to connect before the deadline on Endorser- name: peer0.freight.example.com, url:grpcs://peer0.freight.example.com:9051, connected:false, connectAttempted:true
2021-03-06T17:58:15.408Z - error: [ServiceEndpoint]: waitForReady - Failed to connect to remote gRPC server peer0.freight.example.com url:grpcs://peer0.freight.example.com:9051 timeout:3000
2021-03-06T17:58:15.409Z - info: [NetworkConfig]: buildPeer - Unable to connect to the endorser peer0.freight.example.com due to Error: Failed to connect before the deadline on Endorser- name: peer0.freight.example.com, url:grpcs://peer0.freight.example.com:9051, connected:false, connectAttempted:true
2021-03-06T17:58:18.412Z - error: [ServiceEndpoint]: Error: Failed to connect before the deadline on Endorser- name: peer1.freight.example.com, url:grpcs://peer1.freight.example.com:10051, connected:false, connectAttempted:true
2021-03-06T17:58:18.412Z - error: [ServiceEndpoint]: waitForReady - Failed to connect to remote gRPC server peer1.freight.example.com url:grpcs://peer1.freight.example.com:10051 timeout:3000
2021-03-06T17:58:18.412Z - info: [NetworkConfig]: buildPeer - Unable to connect to the endorser peer1.freight.example.com due to Error: Failed to connect before the deadline on Endorser- name: peer1.freight.example.com, url:grpcs://peer1.freight.example.com:10051, connected:false, connectAttempted:true
2021-03-06T17:58:21.423Z - error: [ServiceEndpoint]: Error: Failed to connect before the deadline on Discoverer- name: peer0.freight.example.com, url:grpcs://peer0.freight.example.com:9051, connected:false, connectAttempted:true
2021-03-06T17:58:21.423Z - error: [ServiceEndpoint]: waitForReady - Failed to connect to remote gRPC server peer0.freight.example.com url:grpcs://peer0.freight.example.com:9051 timeout:3000
2021-03-06T17:58:21.423Z - error: [ServiceEndpoint]: ServiceEndpoint grpcs://peer0.freight.example.com:9051 reset connection failed :: Error: Failed to connect before the deadline on Discoverer- name: peer0.freight.example.com, url:grpcs://peer0.freight.example.com:9051, connected:false, connectAttempted:true
2021-03-06T17:58:24.425Z - error: [ServiceEndpoint]: Error: Failed to connect before the deadline on Discoverer- name: peer1.freight.example.com, url:grpcs://peer1.freight.example.com:10051, connected:false, connectAttempted:true
2021-03-06T17:58:24.425Z - error: [ServiceEndpoint]: waitForReady - Failed to connect to remote gRPC server peer1.freight.example.com url:grpcs://peer1.freight.example.com:10051 timeout:3000
2021-03-06T17:58:24.425Z - error: [ServiceEndpoint]: ServiceEndpoint grpcs://peer1.freight.example.com:10051 reset connection failed :: Error: Failed to connect before the deadline on Discoverer- name: peer1.freight.example.com, url:grpcs://peer1.freight.example.com:10051, connected:false, connectAttempted:true
2021-03-06T17:58:24.425Z - error: [DiscoveryService]: send[supplychain-channel] - no discovery results
Failed to evaluate transaction: function () Discovery Service has failed to return results
网络拓扑是5个组织，有2个组织，没有订购器的1个对等方，每个有订单的2个组织和3个有订单的org。订购者是同伴组织本身的一部分。每个组织都有自己的CA。 该错误的原因是什么？
任期发现：await gateway.connect(ccp, {
wallet,
identity: username,
discovery: {
enabled: true,
asLocalhost: true
},
clientTlsIdentity: 'freight'
})
const network = await gateway.getNetwork('supplychain-channel')
console.log(network)
Console：
Wallet Path: /home/hlfabric/fabric/api/freight/wallet
2021-03-10T04:54:26.827Z - error: [ServiceEndpoint]: Error: Failed to connect before the deadline on Committer- name: orderer0.freight.example.com:9050, url:grpcs://localhost:9050, connected:false, connectAttempted:true
2021-03-10T04:54:26.828Z - error: [ServiceEndpoint]: waitForReady - Failed to connect to remote gRPC server orderer0.freight.example.com:9050 url:grpcs://localhost:9050 timeout:3000
2021-03-10T04:54:26.828Z - error: [DiscoveryService]: _buildOrderer[supplychain-channel] - Unable to connect to the discovered orderer orderer0.freight.example.com:9050 due to Error: Failed to connect before the deadline on Committer- name: orderer0.freight.example.com:9050, url:grpcs://localhost:9050, connected:false, connectAttempted:true
2021-03-10T04:54:29.830Z - error: [ServiceEndpoint]: Error: Failed to connect before the deadline on Committer- name: orderer1.carrier.example.com:11050, url:grpcs://localhost:11050, connected:false, connectAttempted:true .....
NetworkImpl {
contracts: Map {},
initialized: true,
commitListeners: Map {},
blockListeners: Map {},
gateway:
Gateway {
networks: Map { 'supplychain-channel' => [Circular] },
options:
{ queryHandlerOptions: [Object],
eventHandlerOptions: [Object],
discovery: [Object],
wallet: [Wallet],
identity: 'sai',
clientTlsIdentity: 'freight' },
client:
Client {
type: 'Client',
name: 'gateway client',
mspid: null,
_tls_mutual: [Object],
endorsers: [Map],
committers: [Map],
channels: [Map],
centralizedOptions: null },
identity:
{ credentials: [Object], mspId: 'FreightMSP', type: 'X.509' },
identityContext:
IdentityContext {
type: 'IdentityContext',
client: [Client],
user: [User],
name: 'sai',
mspid: 'FreightMSP',
transactionId: null,
nonce: null } },
channel:
Channel {
type: 'Channel',
name: 'supplychain-channel',
client:
Client {
type: 'Client',
name: 'gateway client',
mspid: null,
_tls_mutual: [Object],
endorsers: [Map],
committers: [Map],
channels: [Map],
centralizedOptions: null },
endorsers:
Map {
'peer0.freight.example.com:9051' => [Endorser],
'peer1.freight.example.com:10051' => [Endorser] },
committers: Map { 'orderer0.freight.example.com:9050' => [Committer] },
msps:
Map {
'FreightMSP' => [Object],
'ConsigneeMSP' => [Object],
'ShipperMSP' => [Object],
'CarrierMSP' => [Object],
'CustomMSP' => [Object] } },
eventServiceManager:
EventServiceManager {
eventServices: Map {},
network: [Circular],
channel:
Channel {
type: 'Channel',
name: 'supplychain-channel',
client: [Client],
endorsers: [Map],
committers: [Map],
msps: [Map] },
mspId: 'FreightMSP',
identityContext:
IdentityContext {
type: 'IdentityContext',
client: [Client],
user: [User],
name: 'sai',
mspid: 'FreightMSP',
transactionId: null,
nonce: null } },
realtimeFilteredBlockEventSource:
BlockEventSource {
listeners: Set {},
started: false,
eventServiceManager:
EventServiceManager {
eventServices: Map {},
network: [Circular],
channel: [Channel],
mspId: 'FreightMSP',
identityContext: [IdentityContext] },
blockQueue:
OrderedBlockQueue { queue: Map {}, nextBlockNumber: undefined },
asyncNotifier:
AsyncNotifier {
running: false,
readCallback: [Function: bound getNextBlock],
notifyCallback: [AsyncFunction: bound notifyListeners] },
blockType: 'filtered' },
realtimeFullBlockEventSource:
BlockEventSource {
listeners: Set {},
started: false,
eventServiceManager:
EventServiceManager {
eventServices: Map {},
network: [Circular],
channel: [Channel],
mspId: 'FreightMSP',
identityContext: [IdentityContext] },
blockQueue:
OrderedBlockQueue { queue: Map {}, nextBlockNumber: undefined },
asyncNotifier:
AsyncNotifier {
running: false,
readCallback: [Function: bound getNextBlock],
notifyCallback: [AsyncFunction: bound notifyListeners] },
blockType: 'full' },
realtimePrivateBlockEventSource:
BlockEventSource {
listeners: Set {},
started: false,
eventServiceManager:
EventServiceManager {
eventServices: Map {},
network: [Circular],
channel: [Channel],
mspId: 'FreightMSP',
identityContext: [IdentityContext] },
blockQueue:
OrderedBlockQueue { queue: Map {}, nextBlockNumber: undefined },
asyncNotifier:
AsyncNotifier {
running: false,
readCallback: [Function: bound getNextBlock],
notifyCallback: [AsyncFunction: bound notifyListeners] },
blockType: 'private' },
discoveryService:
DiscoveryService {
type: 'DiscoveryService',
name: 'supplychain-channel',
channel:
Channel {
type: 'Channel',
name: 'supplychain-channel',
client: [Client],
endorsers: [Map],
committers: [Map],
msps: [Map] },
client:
Client {
type: 'Client',
name: 'gateway client',
mspid: null,
_tls_mutual: [Object],
endorsers: [Map],
committers: [Map],
channels: [Map],
centralizedOptions: null },
refreshAge: undefined,
discoveryResults:
{ msps: [Object],
orderers: [Object],
peers_by_org: [Object],
timestamp: 1615352105872 },
asLocalhost: true,
currentTarget:
Discoverer {
name: 'peer0.freight.example.com',
mspid: 'FreightMSP',
client: [Client],
connected: true,
connectAttempted: true,
endpoint: [Endpoint],
service: [ServiceClientImpl],
serviceClass: [Function],
type: 'Discoverer',
options: [Object] },
targets: [ [Discoverer], [Discoverer] ],
_action: { init: false, request: [Request] },
_payload:
<Buffer 0a c4 07 0a 9f 07 0a 0a 46 72 65 69 67 68 74 4d 53 50 12 90 07 2d 2d 2d 2d 2d 42 45 47 49 4e 20 43 45 52 54 49 46 49 43 41 54 45 2d 2d 2d 2d 2d 0a 4d ... >,
_signature:
<Buffer 30 44 02 20 18 dc 09 b5 2c 95 5d 98 14 c8 ee a0 47 48 f9 95 ae 74 1d b0 a9 d3 0e 21 cc dd 06 40 18 bc f4 f9 02 20 21 49 01 65 0b 2d 67 23 35 51 a8 dc ... >,
requestTimeout: undefined },
queryHandler:
SingleQueryHandler { currentPeerIndex: 0, peers: [ [Endorser], [Endorser] ] } }
DNS名称结束了
Example.com除非您在本地主机文件中有条目：https：//en.wikipedia.org/wiki/example.com
asLocalhostLocal主机地址（但将端口号保持不变）。或者，您可以通过以下两个方面使这些地址解决：
为他们真正的公共网络地址；或在同一网络中的Docker环境中运行面料正在运行解决以上问题 dockerfile
FROM node:10.24
WORKDIR /usr/src/app
COPY package*.json ./
RUN apt-get update || : && apt-get install python -y
RUN npm install
COPY . .
EXPOSE 9080
CMD [ "node", "server.js" ]
gyp ERR! find Python checking if "python3" can be used
version: "2.1"
networks:
supplychain:
external:
name: supplychain
services:
api:
image: api:1.0
build:
context: "client/"
networks:
- supplychain
ports:
- 9080:9080
I在同一项目（DIR）上包括了Explorer和Fabric的撰写文件，这解决了问题
如果您更改自己的DNS网络，此错误将发生。 I删除了DNS和问题已解决。