问题
I'm getting the error
unable to find valid certification path
from this piece of code:
MetricServiceClient mServiceClient = MetricServiceClient.create()
ListTimeSeriesResponse response = mServiceClient.listTimeSeriesCallable().call(request);
Error's stack trace:
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
... 3 more Suppressed: com.google.api.gax.rpc.AsyncTaskException: Asynchronous task failed at com.google.api.gax.rpc.ApiExceptions.callAndTranslateApiException(ApiExceptions.java:57) at com.google.api.gax.rpc.UnaryCallable.call(UnaryCallable.java:112) at com.vmware.adapter3.gcp.builder.GoogleCloudMonitoringManager$MetricsCollector.lambda$null$6(GoogleCloudMonitoringManager.java:235) at java.util.ArrayList.forEach(ArrayList.java:1257) at com.vmware.adapter3.gcp.builder.GoogleCloudMonitoringManager$MetricsCollector.lambda$call$7(GoogleCloudMonitoringManager.java:207) at java.util.ArrayList.forEach(ArrayList.java:1257) at com.vmware.adapter3.gcp.builder.GoogleCloudMonitoringManager$MetricsCollector.call(GoogleCloudMonitoringManager.java:194) at com.vmware.adapter3.gcp.builder.GoogleCloudMonitoringManager$MetricsCollector.call(GoogleCloudMonitoringManager.java:165) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) ... 3 more Caused by: io.grpc.StatusRuntimeException: UNAVAILABLE: io exception Channel Pipeline: [SslHandler#0,ProtocolNegotiators$ClientTlsHandler#0, WriteBufferingAndExceptionHandler#0, DefaultChannelPipeline$TailContext#0] at io.grpc.Status.asRuntimeException(Status.java:533) ... 24 more Caused by: javax.net.ssl.SSLHandshakeException: General OpenSslEngine problem at io.grpc.netty.shaded.io.netty.handler.ssl.ReferenceCountedOpenSslEngine.handshakeException(ReferenceCountedOpenSslEngine.java:1728) at io.grpc.netty.shaded.io.netty.handler.ssl.ReferenceCountedOpenSslEngine.wrap(ReferenceCountedOpenSslEngine.java:770) at javax.net.ssl.SSLEngine.wrap(SSLEngine.java:509) at io.grpc.netty.shaded.io.netty.handler.ssl.SslHandler.wrap(SslHandler.java:1043) at io.grpc.netty.shaded.io.netty.handler.ssl.SslHandler.wrapNonAppData(SslHandler.java:934) at io.grpc.netty.shaded.io.netty.handler.ssl.SslHandler.unwrap(SslHandler.java:1392) at io.grpc.netty.shaded.io.netty.handler.ssl.SslHandler.decodeJdkCompatible(SslHandler.java:1224) at io.grpc.netty.shaded.io.netty.handler.ssl.SslHandler.decode(SslHandler.java:1271) at io.grpc.netty.shaded.io.netty.handler.codec.ByteToMessageDecoder.decodeRemovalReentryProtection(ByteToMessageDecoder.java:505) at io.grpc.netty.shaded.io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:444) at io.grpc.netty.shaded.io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:283) at io.grpc.netty.shaded.io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:374) at io.grpc.netty.shaded.io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:360) at io.grpc.netty.shaded.io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:352) at io.grpc.netty.shaded.io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1422) at io.grpc.netty.shaded.io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:374) at io.grpc.netty.shaded.io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:360) at io.grpc.netty.shaded.io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:931) at io.grpc.netty.shaded.io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:163) at io.grpc.netty.shaded.io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:700) at io.grpc.netty.shaded.io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:635) at io.grpc.netty.shaded.io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:552) at io.grpc.netty.shaded.io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:514) at io.grpc.netty.shaded.io.netty.util.concurrent.SingleThreadEventExecutor$6.run(SingleThreadEventExecutor.java:1044) at io.grpc.netty.shaded.io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74) at io.grpc.netty.shaded.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30) ... 1 more Caused by: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target at sun.security.validator.PKIXValidator.doBuild(PKIXValidator.java:397) at sun.security.validator.PKIXValidator.engineValidate(PKIXValidator.java:302) at sun.security.validator.Validator.validate(Validator.java:262) at sun.security.ssl.X509TrustManagerImpl.validate(X509TrustManagerImpl.java:324) at sun.security.ssl.X509TrustManagerImpl.checkTrusted(X509TrustManagerImpl.java:281) at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(X509TrustManagerImpl.java:136) at io.grpc.netty.shaded.io.netty.handler.ssl.OpenSslTlsv13X509ExtendedTrustManager.checkServerTrusted(OpenSslTlsv13X509ExtendedTrustManager.java:221) at io.grpc.netty.shaded.io.netty.handler.ssl.ReferenceCountedOpenSslClientContext$ExtendedTrustManagerVerifyCallback.verify(ReferenceCountedOpenSslClientContext.java:248) at io.grpc.netty.shaded.io.netty.handler.ssl.ReferenceCountedOpenSslContext$AbstractCertificateVerifier.verify(ReferenceCountedOpenSslContext.java:699) at io.grpc.netty.shaded.io.netty.internal.tcnative.SSL.readFromSSL(Native Method) at io.grpc.netty.shaded.io.netty.handler.ssl.ReferenceCountedOpenSslEngine.readPlaintextData(ReferenceCountedOpenSslEngine.java:589) at io.grpc.netty.shaded.io.netty.handler.ssl.ReferenceCountedOpenSslEngine.unwrap(ReferenceCountedOpenSslEngine.java:1172) at io.grpc.netty.shaded.io.netty.handler.ssl.ReferenceCountedOpenSslEngine.unwrap(ReferenceCountedOpenSslEngine.java:1289) at io.grpc.netty.shaded.io.netty.handler.ssl.SslHandler$SslEngineType$1.unwrap(SslHandler.java:199) at io.grpc.netty.shaded.io.netty.handler.ssl.SslHandler.unwrap(SslHandler.java:1329) ... 21 more Caused by: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target at sun.security.provider.certpath.SunCertPathBuilder.build(SunCertPathBuilder.java:141) at sun.security.provider.certpath.SunCertPathBuilder.engineBuild(SunCertPathBuilder.java:126) at java.security.cert.CertPathBuilder.build(CertPathBuilder.java:280) at sun.security.validator.PKIXValidator.doBuild(PKIXValidator.java:392) ... 35 more
Which certificate do I need to add? I am not seeing any API to add certificate in Google API. Am I missing anything, or is there any dependent JAR issue?
来源：https://stackoverflow.com/questions/59733436/stackdriver-monitoring-api-throwing-an-error-while-getting-time-series-metrics-d