比特币或usdt调用转账接口时,抛出类似以下异常:

com.googlecode.jsonrpc4j.JsonRpcClientException: Error: running with an unencrypted wallet, but walletpassphrase was called.
	at com.googlecode.jsonrpc4j.DefaultExceptionResolver.createJsonRpcClientException(DefaultExceptionResolver.java:53)
	at com.googlecode.jsonrpc4j.DefaultExceptionResolver.resolveException(DefaultExceptionResolver.java:28)
	at com.googlecode.jsonrpc4j.JsonRpcClient.handleErrorResponse(JsonRpcClient.java:258)
	at com.googlecode.jsonrpc4j.JsonRpcClient.readResponse(JsonRpcClient.java:184)
	at com.googlecode.jsonrpc4j.JsonRpcClient.readResponse(JsonRpcClient.java:517)
	at com.googlecode.jsonrpc4j.JsonRpcHttpClient.invoke(JsonRpcHttpClient.java:155)
	at com.googlecode.jsonrpc4j.ProxyUtil$3.invoke(ProxyUtil.java:213)
	at com.sun.proxy.$Proxy69.walletpassphrase(Unknown Source)
	at com.dc3658.usdt.service.impl.CornServiceImpl.batchSendBtc(CornServiceImpl.java:493)
	at com.dc3658.usdt.service.impl.CornServiceImpl.sendBtcOrUsdt(CornServiceImpl.java:226)
	at com.dc3658.usdt.service.impl.CornServiceImpl.walletBtcBalanceCheck(CornServiceImpl.java:149)
	at com.dc3658.usdt.job.WalletBalanceJob.btcTransfer(WalletBalanceJob.java:69)
	at sun.reflect.GeneratedMethodAccessor221.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:65)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:81)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)

最主要的原因是钱包为加密,而对其调用了解密的操作。

如果直接调用如下命令:

./omnicore-cli -conf=/mnt/usdt_data/bitcoin.conf walletpassphrase 'password' 60

则会在命令行中返回如下错误提示:

code:-15
message
Error: running with an unencrypted wallet, but walletpassphrase was called.

加密操作

那么,如何解决此问题呢,首先对比特币或usdt进行加密操作,对应的命令为:

./omnicore-cli -conf=/mnt/usdt_data/bitcoin.conf encryptwallet "password"
// 或
./bitcoin-cli -conf=/mnt/btc_data/bitcoin.conf encryptwallet "password"

其中-conf指明了配置文件的路径,encryptwallet指明了加密的密码。

一般情况,加密之后需要重新启动区块链节点。

经过操作之后,再执行上面的命令便不会出现异常。

锁定钱包

WalletLock调用从内存中移除钱包的加密密钥,锁定钱包。

在这个调用之后,需要再次调用walletpassphrase解锁钱包,才能继续 调用那些需要钱包解锁的RPC API。

首先解锁钱包2分钟以便执行交易:

~$ bitcoin-cli walletpassphrase "my pass phrase" 120

然后发送一个交易,这个操作需要钱包处于解锁状态:

~$ bitcoin-cli sendtoaddress "1M72Sfpbz1BPpXFHz9m3CdqATR44Jvaydd" 1.0

现在清除内存中的密码:

~$ bitcoin-cli walletlock

解锁操作

walletpassphrase调用在内存中保存钱包的解密密钥,并在 指定的超时时间后自动锁定钱包。

在需要私钥的交易操作调用时,需要先解锁钱包。

如果钱包已经处于解锁状态,那么再次发送walletpassphrase 命令将充值钱包的锁定超时时间。

  • passphrase:钱包密码,字符串
  • timeout:超时锁定秒数,上限为 100000000 (~3 年)

解锁钱包60秒:

~$ bitcoin-cli walletpassphrase "my pass phrase" 60

在60秒超时之前手动锁定:

~$ bitcoin-cli walletlock



比特币/usdt异常:Error: running with an unencrypted wallet, but walletpassphrase was called.插图

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