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https://issues.apache.org/jira/browse/KNOX-2517?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Sandeep More resolved KNOX-2517.
--------------------------------
Resolution: Not A Bug
Ahh, thank you for letting us know how to fix this!
I will mark this as resolved.
> Encounter error when start knox gateway(Caused by: java.io.IOException:
> DNSName components must begin with a letter)
> --------------------------------------------------------------------------------------------------------------------
>
> Key: KNOX-2517
> URL: https://issues.apache.org/jira/browse/KNOX-2517
> Project: Apache Knox
> Issue Type: Bug
> Affects Versions: 1.5.0
> Environment: Centos 7
> java version "1.8.0_40"
> Java(TM) SE Runtime Environment (build 1.8.0_40-b25)
> Java HotSpot(TM) 64-Bit Server VM (build 25.40-b25, mixed mode)
> Reporter: ζθΏι
> Priority: Major
> Fix For: 1.5.0
>
>
> {code:java}
> // code placeholder
> LDAP is already running with PID 14282.
> [liyuanfeng@hdp26 knox-1.5.0]$ bin/knoxcli.sh create-master
> ***************************************************************************************************
> You have indicated that you would like to persist the master secret for this
> service instance.
> Be aware that this is less secure than manually entering the secret on
> startup.
> The persisted file will be encrypted and primarily protected through OS
> permissions.
> ***************************************************************************************************
> Enter master secret:
> Enter master secret again:
> Master secret has been persisted to disk.
> [liyuanfeng@hdp26 knox-1.5.0]$ bin/gateway.sh start
> Starting Gateway failed.
> [liyuanfeng@hdp26 knox-1.5.0]$ vim logs/gateway.log
> 2020-12-22 16:18:42,924 INFO knox.gateway
> (RemoteAliasService.java:init(277)) - Remote Alias Service enabled
> 2020-12-22 16:18:42,926 WARN knox.gateway
> (ZookeeperRemoteAliasService.java:init(367)) - There is no registry client
> defined for remote configuration monitoring.
> 2020-12-22 16:18:42,930 INFO knox.gateway (JettySSLService.java:init(64)) -
> Creating credential store for the gateway instance.
> 2020-12-22 16:18:42,951 INFO knox.gateway (JettySSLService.java:init(80)) -
> Creating keystore for the gateway instance.
> 2020-12-22 16:18:44,033 ERROR knox.gateway
> (X509CertificateUtil.java:generateCertificate(266)) - Error in generating
> certificate: java.lang.reflect.InvocationTargetException
> java.lang.reflect.InvocationTargetException
> at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native
> Method)
> at
> sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
> at
> sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
> at java.lang.reflect.Constructor.newInstance(Constructor.java:422)
> at
> org.apache.knox.gateway.util.X509CertificateUtil.generateCertificate(X509CertificateUtil.java:187)
> at
> org.apache.knox.gateway.services.security.impl.DefaultKeystoreService.addCertForGateway(DefaultKeystoreService.java:202)
> at
> org.apache.knox.gateway.services.security.impl.DefaultKeystoreService.addSelfSignedCertForGateway(DefaultKeystoreService.java:182)
> at
> org.apache.knox.gateway.services.security.impl.DefaultKeystoreService.addSelfSignedCertForGateway(DefaultKeystoreService.java:176)
> at
> org.apache.knox.gateway.services.security.impl.JettySSLService.init(JettySSLService.java:88)
> at
> org.apache.knox.gateway.services.GatewayServiceFactory.create(GatewayServiceFactory.java:48)
> at
> org.apache.knox.gateway.services.GatewayServiceFactory.create(GatewayServiceFactory.java:33)
> at
> org.apache.knox.gateway.services.DefaultGatewayServices.init(DefaultGatewayServices.java:59)
> at org.apache.knox.gateway.GatewayServer.main(GatewayServer.java:175)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:497)
> at
> org.apache.knox.gateway.launcher.Invoker.invokeMainMethod(Invoker.java:68)
> at org.apache.knox.gateway.launcher.Invoker.invoke(Invoker.java:39)
> at org.apache.knox.gateway.launcher.Command.run(Command.java:99)
> at org.apache.knox.gateway.launcher.Launcher.run(Launcher.java:75)
> at org.apache.knox.gateway.launcher.Launcher.main(Launcher.java:52)
> Caused by: java.io.IOException: DNSName components must begin with a letter
> at sun.security.x509.DNSName.<init>(DNSName.java:94)
> ... 22 more
> 2020-12-22 16:18:44,039 FATAL knox.gateway (GatewayServer.java:main(184)) -
> Failed to start gateway: java.lang.NullPointerException
> java.lang.NullPointerException
> at
> sun.security.provider.JavaKeyStore.engineStore(JavaKeyStore.java:569)
> at
> sun.security.provider.JavaKeyStore$JKS.engineStore(JavaKeyStore.java:55)
> at java.security.KeyStore.store(KeyStore.java:1377)
> at
> org.apache.knox.gateway.services.security.impl.DefaultKeystoreService.writeKeyStoreToFile(DefaultKeystoreService.java:573)
> at
> org.apache.knox.gateway.services.security.impl.DefaultKeystoreService.addCertForGateway(DefaultKeystoreService.java:210)
> at
> org.apache.knox.gateway.services.security.impl.DefaultKeystoreService.addSelfSignedCertForGateway(DefaultKeystoreService.java:182)
> at
> org.apache.knox.gateway.services.security.impl.DefaultKeystoreService.addSelfSignedCertForGateway(DefaultKeystoreService.java:176)
> at
> org.apache.knox.gateway.services.security.impl.JettySSLService.init(JettySSLService.java:88)
> at
> org.apache.knox.gateway.services.GatewayServiceFactory.create(GatewayServiceFactory.java:48)
> at
> org.apache.knox.gateway.services.GatewayServiceFactory.create(GatewayServiceFactory.java:33)
> at
> org.apache.knox.gateway.services.DefaultGatewayServices.init(DefaultGatewayServices.java:59)
> at org.apache.knox.gateway.GatewayServer.main(GatewayServer.java:175)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:497)
> at
> org.apache.knox.gateway.launcher.Invoker.invokeMainMethod(Invoker.java:68)
> at org.apache.knox.gateway.launcher.Invoker.invoke(Invoker.java:39)
> at org.apache.knox.gateway.launcher.Command.run(Command.java:99)
> at org.apache.knox.gateway.launcher.Launcher.run(Launcher.java:75)
> at org.apache.knox.gateway.launcher.Launcher.main(Launcher.java:52)
>
> {code}
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