GetNetworkInfo - 获取支付网络信息
GetNetworkInfo返回通道图的一些基本统计信息。
gRPC请求 - NetworkInfoRequest
无字段。
gRPC响应 - NetworkInfo
字段如下:
- graph_diameter:uint32
- avg_out_degree:double
- max_out_degree:uint32
- num_nodes: uint32
- num_channels: uint32
- total_network_capacity: int64
- avg_channel_size:double
- min_channel_size:int64
- max_channel_size:int64
- median_channel_size_sat:int64
- num_zombie_chans:僵尸边数量,uint64
示例代码
Python示例代码
>>> import codecs, grpc, os
>>> import rpc_pb2 as ln, rpc_pb2_grpc as lnrpc
>>> macaroon = codecs.encode(open('LND_DIR/data/chain/bitcoin/simnet/admin.macaroon', 'rb').read(), 'hex')
>>> os.environ['GRPC_SSL_CIPHER_SUITES'] = 'HIGH+ECDSA'
>>> cert = open('LND_DIR/tls.cert', 'rb').read()
>>> ssl_creds = grpc.ssl_channel_credentials(cert)
>>> channel = grpc.secure_channel('localhost:10009', ssl_creds)
>>> stub = lnrpc.LightningStub(channel)
>>> request = ln.NetworkInfoRequest()
>>> response = stub.GetNetworkInfo(request)
>>> print(response)
{
"graph_diameter": <uint32>,
"avg_out_degree": <double>,
"max_out_degree": <uint32>,
"num_nodes": <uint32>,
"num_channels": <uint32>,
"total_network_capacity": <int64>,
"avg_channel_size": <double>,
"min_channel_size": <int64>,
"max_channel_size": <int64>,
"median_channel_size_sat": <int64>,
"num_zombie_chans": <uint64>,
}
JavaScript示例代码
> var fs = require('fs');
> var grpc = require('grpc');
> var lnrpc = grpc.load('rpc.proto').lnrpc;
> process.env.GRPC_SSL_CIPHER_SUITES = 'HIGH+ECDSA'
> var lndCert = fs.readFileSync('LND_DIR/tls.cert');
> var sslCreds = grpc.credentials.createSsl(lndCert);
> var macaroonCreds = grpc.credentials.createFromMetadataGenerator(function(args, callback) {
var macaroon = fs.readFileSync("LND_DIR/data/chain/bitcoin/simnet/admin.macaroon").toString('hex');
var metadata = new grpc.Metadata()
metadata.add('macaroon', macaroon);
callback(null, metadata);
});
> var creds = grpc.credentials.combineChannelCredentials(sslCreds, macaroonCreds);
> var lightning = new lnrpc.Lightning('localhost:10009', creds);
> var request = {}
> lightning.getNetworkInfo(request, function(err, response) {
console.log(response);
})
{
"graph_diameter": <uint32>,
"avg_out_degree": <double>,
"max_out_degree": <uint32>,
"num_nodes": <uint32>,
"num_channels": <uint32>,
"total_network_capacity": <int64>,
"avg_channel_size": <double>,
"min_channel_size": <int64>,
"max_channel_size": <int64>,
"median_channel_size_sat": <int64>,
"num_zombie_chans": <uint64>,
}