Package com.mapr.security

Class SecurityHelper

  • public class SecurityHelper
extends java.lang.Object
    SecurityHelper class

    • Constructor Summary

      Constructors 
      Constructor Description
      SecurityHelper()  

    • Method Summary

      All Methods Static Methods Concrete Methods 
      Modifier and Type Method Description
      static boolean addCLDBsToAuthReqFull​(com.mapr.fs.proto.Security.AuthenticationReqFull.Builder bld, java.lang.String clusterName)
      Adds CLDBs to the cldb field inside AuthenticationReqFull.Builder.
      static boolean checkCLDBAuthReqFull​(com.mapr.fs.proto.Security.AuthenticationReqFull req)
      Checks to see if this AuthenticationReqFull message has a hostname in the cldb field that matchs that of the current cluster that this node is in.
      static com.mapr.fs.proto.Security.AuthenticationResp createAuthRespWrongTicket()
      Builds AuthenticationResp message to be sent when server receives a ticket that is not meant for the current node.
      static java.lang.String getClusterFromHost​(java.util.List<java.lang.String> hosts)
      Retrieves the cluster name from a given list of cldb hosts, will return the first cluster name found in order of the hosts.
      static java.util.List<java.lang.String> getHostFromCluster​(java.lang.String clusterName)
      Retrieves all the cldb hosts for a given cluster, will only include first nic listed for each cldb
      static com.mapr.fs.proto.Security.TicketAndKey ticketReadingHelper()  
      static byte[] zookeeperAuthRequestCreationHelper​(com.mapr.fs.proto.Security.TicketAndKey ticketAndKey, long sessionId)  

      • Methods inherited from class java.lang.Object

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

    • Constructor Detail

      • SecurityHelper

        public SecurityHelper()

    • Method Detail

      • zookeeperAuthRequestCreationHelper

        public static byte[] zookeeperAuthRequestCreationHelper​(com.mapr.fs.proto.Security.TicketAndKey ticketAndKey,
                                                        long sessionId)

      • ticketReadingHelper

        public static com.mapr.fs.proto.Security.TicketAndKey ticketReadingHelper()

      • getHostFromCluster

        public static java.util.List<java.lang.String> getHostFromCluster​(java.lang.String clusterName)
        Retrieves all the cldb hosts for a given cluster, will only include first nic listed for each cldb
        Parameters:
        clusterName - the cluster name
        Returns:
        a List of hosts or null if cluster cannot be found or no host are avalible

      • getClusterFromHost

        public static java.lang.String getClusterFromHost​(java.util.List<java.lang.String> hosts)
        Retrieves the cluster name from a given list of cldb hosts, will return the first cluster name found in order of the hosts.
        Parameters:
        hosts - list of host names for the cluster desired
        Returns:
        the cluster name or null if no clusters can be found

      • addCLDBsToAuthReqFull

        public static boolean addCLDBsToAuthReqFull​(com.mapr.fs.proto.Security.AuthenticationReqFull.Builder bld,
                                            java.lang.String clusterName)
        Adds CLDBs to the cldb field inside AuthenticationReqFull.Builder.
        Parameters:
        bld - the builder to add cldb to
        clusterName - The cluster name that specifies all the cldbs, if null or empty will just default to current cluster name
        Returns:
        true if successfully added cldb field to the builder, else false

      • checkCLDBAuthReqFull

        public static boolean checkCLDBAuthReqFull​(com.mapr.fs.proto.Security.AuthenticationReqFull req)
        Checks to see if this AuthenticationReqFull message has a hostname in the cldb field that matchs that of the current cluster that this node is in.
        Parameters:
        req - Message to be check to see if correct cldb host name is contained in it
        Returns:
        true iff one of cldbs' hostname match to one of the hostnames of current cluster, ie if correct cluster

      • createAuthRespWrongTicket

        public static com.mapr.fs.proto.Security.AuthenticationResp createAuthRespWrongTicket()
        Builds AuthenticationResp message to be sent when server receives a ticket that is not meant for the current node.
        Returns:
        The built AuthenticationResp message or null if there was an error