重新生成ssh-key pub
云计算基础架构师 Github:https://github.com/heidsoft Weibo: http://weibo.com/liuganbin 研究方向：云计算（云安全）、大数据（数据处理分析） 主要学习: Linux / C / C++ / JAVA Email:heidso...@gmail.com Tell:18601706743 2014-03-15 20:23 GMT+08:00 Du Jun <dj199...@gmail.com>: > Hi all, > > I find I fail to add a host due to Ssh executed failed: > > 2014-03-15 20:18:07,892 DEBUG [utils.ssh.SSHCmdHelper] > (catalina-exec-7:null) Ssh executed failed > java.lang.NullPointerException > at > > com.cloud.utils.ssh.SSHCmdHelper.sshExecuteCmdOneShotWithExitCode(SSHCmdHelper.java:147) > at > > com.cloud.utils.ssh.SSHCmdHelper.sshExecuteCmdOneShot(SSHCmdHelper.java:158) > at > com.cloud.utils.ssh.SSHCmdHelper.sshExecuteCmd(SSHCmdHelper.java:63) > at > > com.cloud.hypervisor.kvm.discoverer.LibvirtServerDiscoverer.find(LibvirtServerDiscoverer.java:225) > at > > com.cloud.resource.ResourceManagerImpl.discoverHostsFull(ResourceManagerImpl.java:741) > at > > com.cloud.resource.ResourceManagerImpl.discoverHosts(ResourceManagerImpl.java:590) > at > > org.apache.cloudstack.api.command.admin.host.AddHostCmd.execute(AddHostCmd.java:143) > at com.cloud.api.ApiDispatcher.dispatch(ApiDispatcher.java:158) > at com.cloud.api.ApiServer.queueCommand(ApiServer.java:514) > at com.cloud.api.ApiServer.handleRequest(ApiServer.java:372) > at com.cloud.api.ApiServlet.processRequest(ApiServlet.java:305) > at com.cloud.api.ApiServlet.doPost(ApiServlet.java:71) > at javax.servlet.http.HttpServlet.service(HttpServlet.java:637) > at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) > at > > org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) > at > > org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) > at > > org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) > at > > org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) > at > > org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127) > at > > org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) > at > org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:615) > at > > org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) > at > org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293) > at > > org.apache.coyote.http11.Http11NioProcessor.process(Http11NioProcessor.java:889) > at > > org.apache.coyote.http11.Http11NioProtocol$Http11ConnectionHandler.process(Http11NioProtocol.java:744) > at > > org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:2282) > at > > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146) > at > > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) > at java.lang.Thread.run(Thread.java:701) > PS: I am using CS4.2 and I confirm host's user and password are correct. I > wonder why I get a SSH exception when I try to add a host to CS cluster? > > -- > Regards, > Frank >
