Package org.apache.sshd.cli.client

Class SshKeyScanMain

  • All Implemented Interfaces:
    java.io.Closeable, java.lang.AutoCloseable, java.nio.channels.Channel, java.util.concurrent.Callable<java.lang.Void>, java.util.EventListener, org.apache.sshd.client.keyverifier.ServerKeyVerifier, org.apache.sshd.common.session.SessionListener, org.apache.sshd.common.util.logging.SimplifiedLog, org.apache.sshd.common.util.SshdEventListener
    public class SshKeyScanMain
extends java.lang.Object
implements java.nio.channels.Channel, java.util.concurrent.Callable<java.lang.Void>, org.apache.sshd.client.keyverifier.ServerKeyVerifier, org.apache.sshd.common.session.SessionListener, org.apache.sshd.common.util.logging.SimplifiedLog
    A naive implementation of ssh-keyscan(1)

    • Nested Class Summary

      • Nested classes/interfaces inherited from interface org.apache.sshd.common.session.SessionListener

        org.apache.sshd.common.session.SessionListener.Event

    • Field Summary

      Fields 
      Modifier and Type Field Description
      private org.apache.sshd.client.SshClient client  
      private java.util.Map<java.lang.String,​java.lang.String> currentHostFingerprints  
      static java.util.List<java.lang.String> DEFAULT_KEY_TYPES
      Default key types if not overridden from the command line
      static java.util.logging.Level DEFAULT_LEVEL  
      static long DEFAULT_TIMEOUT  
      private java.io.InputStream input  
      private java.util.List<java.lang.String> keyTypes  
      private java.util.logging.Level level  
      private java.util.concurrent.atomic.AtomicBoolean open  
      private int port  
      private long timeout  

      • Fields inherited from interface org.apache.sshd.common.util.logging.SimplifiedLog

        EMPTY

    • Constructor Summary

      Constructors 
      Constructor Description
      SshKeyScanMain()  

    • Method Summary

      All Methods Static Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      java.lang.Void call()  
      void close()  
      protected java.util.List<java.security.KeyPair> createKeyPairs​(java.lang.String keyType)  
      protected java.util.Map<java.lang.String,​java.util.List<java.security.KeyPair>> createKeyPairs​(java.util.Collection<java.lang.String> typeNames)  
      java.io.InputStream getInputStream()  
      java.util.List<java.lang.String> getKeyTypes()  
      java.util.logging.Level getLogLevel()  
      int getPort()  
      long getTimeout()  
      static <S extends SshKeyScanMain>
      S      		 initializeScanner​(S scanner, java.util.Collection<java.lang.String> hosts)  
      boolean isEnabledLevel​(java.util.logging.Level level)  
      boolean isOpen()  
      void log​(java.util.logging.Level level, java.lang.Object message, java.lang.Throwable t)  
      protected void logNegotiationProposal​(java.lang.String type, java.util.Map<org.apache.sshd.common.kex.KexProposalOption,​java.lang.String> proposal)  
      protected void logSessionEvent​(org.apache.sshd.common.session.Session session, java.lang.Object event)  
      static void main​(java.lang.String[] args)  
      static java.util.List<java.lang.String> parseCommandLineArguments​(SshKeyScanMain scanner, java.lang.String... args)  
      protected void resolveServerKeys​(org.apache.sshd.client.SshClient client, java.lang.String host, java.lang.String kt, java.util.List<java.security.KeyPair> ids)  
      protected void resolveServerKeys​(org.apache.sshd.client.SshClient client, java.lang.String host, java.util.Map<java.lang.String,​java.util.List<java.security.KeyPair>> pairsMap, java.util.Map<java.lang.String,​java.util.List<org.apache.sshd.common.NamedFactory<org.apache.sshd.common.signature.Signature>>> sigFactories)  
      protected java.util.List<org.apache.sshd.common.NamedFactory<org.apache.sshd.common.signature.Signature>> resolveSignatureFactories​(java.lang.String keyType)  
      void sessionClosed​(org.apache.sshd.common.session.Session session)  
      void sessionCreated​(org.apache.sshd.common.session.Session session)  
      void sessionEvent​(org.apache.sshd.common.session.Session session, org.apache.sshd.common.session.SessionListener.Event event)  
      void sessionException​(org.apache.sshd.common.session.Session session, java.lang.Throwable t)  
      void sessionNegotiationEnd​(org.apache.sshd.common.session.Session session, java.util.Map<org.apache.sshd.common.kex.KexProposalOption,​java.lang.String> clientProposal, java.util.Map<org.apache.sshd.common.kex.KexProposalOption,​java.lang.String> serverProposal, java.util.Map<org.apache.sshd.common.kex.KexProposalOption,​java.lang.String> negotiatedOptions, java.lang.Throwable reason)  
      void sessionNegotiationStart​(org.apache.sshd.common.session.Session session, java.util.Map<org.apache.sshd.common.kex.KexProposalOption,​java.lang.String> clientProposal, java.util.Map<org.apache.sshd.common.kex.KexProposalOption,​java.lang.String> serverProposal)  
      void setInputStream​(java.io.InputStream input)  
      static <S extends SshKeyScanMain>
      S      		 setInputStream​(S scanner, java.util.Collection<java.lang.String> hosts)  
      void setKeyTypes​(java.util.List<java.lang.String> keyTypes)  
      void setLogLevel​(java.util.logging.Level level)  
      void setPort​(int port)  
      void setTimeout​(long timeout)  
      private static java.lang.String toString​(java.net.SocketAddress addr)  
      boolean verifyServerKey​(org.apache.sshd.client.session.ClientSession sshClientSession, java.net.SocketAddress remoteAddress, java.security.PublicKey serverKey)  
      protected void writeServerKey​(java.lang.String remoteLocation, java.lang.String keyType, java.security.PublicKey serverKey)  

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

      • Methods inherited from interface org.apache.sshd.common.session.SessionListener

        sessionDisconnect, sessionEstablished, sessionNegotiationOptionsCreated, sessionPeerIdentificationLine, sessionPeerIdentificationReceived, sessionPeerIdentificationSend

      • Methods inherited from interface org.apache.sshd.common.util.logging.SimplifiedLog

        debug, debug, error, error, info, info, isDebugEnabled, isErrorEnabled, isInfoEnabled, isTraceEnabled, isWarnEnabled, log, trace, trace, warn, warn

    • Field Detail

      • DEFAULT_KEY_TYPES

        public static final java.util.List<java.lang.String> DEFAULT_KEY_TYPES
        Default key types if not overridden from the command line

      • DEFAULT_TIMEOUT

        public static final long DEFAULT_TIMEOUT

      • DEFAULT_LEVEL

        public static final java.util.logging.Level DEFAULT_LEVEL

      • open

        private final java.util.concurrent.atomic.AtomicBoolean open

      • client

        private org.apache.sshd.client.SshClient client

      • port

        private int port

      • timeout

        private long timeout

      • keyTypes

        private java.util.List<java.lang.String> keyTypes

      • input

        private java.io.InputStream input

      • level

        private java.util.logging.Level level

      • currentHostFingerprints

        private final java.util.Map<java.lang.String,​java.lang.String> currentHostFingerprints

    • Constructor Detail

      • SshKeyScanMain

        public SshKeyScanMain()

    • Method Detail

      • getPort

        public int getPort()

      • setPort

        public void setPort​(int port)

      • getInputStream

        public java.io.InputStream getInputStream()

      • setInputStream

        public void setInputStream​(java.io.InputStream input)

      • getKeyTypes

        public java.util.List<java.lang.String> getKeyTypes()

      • setKeyTypes

        public void setKeyTypes​(java.util.List<java.lang.String> keyTypes)

      • getTimeout

        public long getTimeout()

      • setTimeout

        public void setTimeout​(long timeout)

      • getLogLevel

        public java.util.logging.Level getLogLevel()

      • setLogLevel

        public void setLogLevel​(java.util.logging.Level level)

      • log

        public void log​(java.util.logging.Level level,
                java.lang.Object message,
                java.lang.Throwable t)
        Specified by:
        log in interface org.apache.sshd.common.util.logging.SimplifiedLog

      • isEnabledLevel

        public boolean isEnabledLevel​(java.util.logging.Level level)
        Specified by:
        isEnabledLevel in interface org.apache.sshd.common.util.logging.SimplifiedLog

      • call

        public java.lang.Void call()
                    throws java.lang.Exception
        Specified by:
        call in interface java.util.concurrent.Callable<java.lang.Void>
        Throws:
        java.lang.Exception

      • resolveServerKeys

        protected void resolveServerKeys​(org.apache.sshd.client.SshClient client,
                                 java.lang.String host,
                                 java.util.Map<java.lang.String,​java.util.List<java.security.KeyPair>> pairsMap,
                                 java.util.Map<java.lang.String,​java.util.List<org.apache.sshd.common.NamedFactory<org.apache.sshd.common.signature.Signature>>> sigFactories)
                          throws java.io.IOException
        Throws:
        java.io.IOException

      • resolveServerKeys

        protected void resolveServerKeys​(org.apache.sshd.client.SshClient client,
                                 java.lang.String host,
                                 java.lang.String kt,
                                 java.util.List<java.security.KeyPair> ids)
                          throws java.lang.Exception
        Throws:
        java.lang.Exception

      • sessionCreated

        public void sessionCreated​(org.apache.sshd.common.session.Session session)
        Specified by:
        sessionCreated in interface org.apache.sshd.common.session.SessionListener

      • sessionEvent

        public void sessionEvent​(org.apache.sshd.common.session.Session session,
                         org.apache.sshd.common.session.SessionListener.Event event)
        Specified by:
        sessionEvent in interface org.apache.sshd.common.session.SessionListener

      • sessionException

        public void sessionException​(org.apache.sshd.common.session.Session session,
                             java.lang.Throwable t)
        Specified by:
        sessionException in interface org.apache.sshd.common.session.SessionListener

      • sessionClosed

        public void sessionClosed​(org.apache.sshd.common.session.Session session)
        Specified by:
        sessionClosed in interface org.apache.sshd.common.session.SessionListener

      • sessionNegotiationStart

        public void sessionNegotiationStart​(org.apache.sshd.common.session.Session session,
                                    java.util.Map<org.apache.sshd.common.kex.KexProposalOption,​java.lang.String> clientProposal,
                                    java.util.Map<org.apache.sshd.common.kex.KexProposalOption,​java.lang.String> serverProposal)
        Specified by:
        sessionNegotiationStart in interface org.apache.sshd.common.session.SessionListener

      • logNegotiationProposal

        protected void logNegotiationProposal​(java.lang.String type,
                                      java.util.Map<org.apache.sshd.common.kex.KexProposalOption,​java.lang.String> proposal)

      • sessionNegotiationEnd

        public void sessionNegotiationEnd​(org.apache.sshd.common.session.Session session,
                                  java.util.Map<org.apache.sshd.common.kex.KexProposalOption,​java.lang.String> clientProposal,
                                  java.util.Map<org.apache.sshd.common.kex.KexProposalOption,​java.lang.String> serverProposal,
                                  java.util.Map<org.apache.sshd.common.kex.KexProposalOption,​java.lang.String> negotiatedOptions,
                                  java.lang.Throwable reason)
        Specified by:
        sessionNegotiationEnd in interface org.apache.sshd.common.session.SessionListener

      • logSessionEvent

        protected void logSessionEvent​(org.apache.sshd.common.session.Session session,
                               java.lang.Object event)

      • verifyServerKey

        public boolean verifyServerKey​(org.apache.sshd.client.session.ClientSession sshClientSession,
                               java.net.SocketAddress remoteAddress,
                               java.security.PublicKey serverKey)
        Specified by:
        verifyServerKey in interface org.apache.sshd.client.keyverifier.ServerKeyVerifier

      • writeServerKey

        protected void writeServerKey​(java.lang.String remoteLocation,
                              java.lang.String keyType,
                              java.security.PublicKey serverKey)
                       throws java.lang.Exception
        Throws:
        java.lang.Exception

      • toString

        private static java.lang.String toString​(java.net.SocketAddress addr)

      • resolveSignatureFactories

        protected java.util.List<org.apache.sshd.common.NamedFactory<org.apache.sshd.common.signature.Signature>> resolveSignatureFactories​(java.lang.String keyType)
                                                                                                                             throws java.security.GeneralSecurityException
        Throws:
        java.security.GeneralSecurityException

      • createKeyPairs

        protected java.util.Map<java.lang.String,​java.util.List<java.security.KeyPair>> createKeyPairs​(java.util.Collection<java.lang.String> typeNames)
                                                                                              throws java.security.GeneralSecurityException
        Throws:
        java.security.GeneralSecurityException

      • createKeyPairs

        protected java.util.List<java.security.KeyPair> createKeyPairs​(java.lang.String keyType)
                                                        throws java.security.GeneralSecurityException
        Throws:
        java.security.GeneralSecurityException

      • isOpen

        public boolean isOpen()
        Specified by:
        isOpen in interface java.nio.channels.Channel

      • close

        public void close()
           throws java.io.IOException
        Specified by:
        close in interface java.lang.AutoCloseable
        Specified by:
        close in interface java.nio.channels.Channel
        Specified by:
        close in interface java.io.Closeable
        Throws:
        java.io.IOException

      • parseCommandLineArguments

        public static java.util.List<java.lang.String> parseCommandLineArguments​(SshKeyScanMain scanner,
                                                                         java.lang.String... args)
                                                                  throws java.io.IOException
        Throws:
        java.io.IOException

      • setInputStream

        public static <S extends SshKeyScanMain> S setInputStream​(S scanner,
                                                          java.util.Collection<java.lang.String> hosts)
                                                   throws java.io.IOException
        Throws:
        java.io.IOException

      • initializeScanner

        public static <S extends SshKeyScanMain> S initializeScanner​(S scanner,
                                                             java.util.Collection<java.lang.String> hosts)
                                                      throws java.io.IOException
        Throws:
        java.io.IOException

      • main

        public static void main​(java.lang.String[] args)
                 throws java.lang.Exception
        Throws:
        java.lang.Exception