Package org.apache.hadoop.hbase.security.access

Class SecureTestUtil

java.lang.Object

org.apache.hadoop.hbase.security.access.SecureTestUtil

Direct Known Subclasses:

SnapshotWithAclTestBase, TestAccessControlFilter, TestAccessController, TestAccessController2, TestAccessController3, TestCellACLs, TestCellACLWithMultipleVersions, TestCoprocessorWhitelistMasterObserver, TestNamespaceCommands, TestRSGroupsWithACL, TestScanEarlyTermination, TestUnloadAccessController, TestWithDisabledAuthorization

public class SecureTestUtil
extends Object

Utility methods for testing security

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	SecureTestUtil.AccessTestAction	An AccessTestAction performs an action that will be examined to confirm the results conform to expected access rights.
static class	SecureTestUtil.MasterSyncObserver

Field Summary

Fields

Modifier and Type	Field	Description
private static final org.slf4j.Logger	LOG
private static final int	WAIT_TIME

Constructor Summary

Constructors

Constructor	Description
SecureTestUtil()

Method Summary

Modifier and Type	Method	Description
static void	checkGlobalPerms(HBaseTestingUtil testUtil, org.apache.hadoop.hbase.security.access.Permission.Action... actions)
private static void	checkPermissions(org.apache.hadoop.conf.Configuration conf, org.apache.hadoop.hbase.security.access.Permission... perms)
static void	checkTablePerms(HBaseTestingUtil testUtil, org.apache.hadoop.hbase.security.access.Permission... perms)
static void	checkTablePerms(HBaseTestingUtil testUtil, org.apache.hadoop.hbase.TableName table, byte[] family, byte[] column, org.apache.hadoop.hbase.security.access.Permission.Action... actions)
static void	configureSuperuser(org.apache.hadoop.conf.Configuration conf)
static String	convertToNamespace(String namespace)
static void	createNamespace(HBaseTestingUtil testUtil, org.apache.hadoop.hbase.NamespaceDescriptor nsDesc)
static void	createTable(HBaseTestingUtil testUtil, org.apache.hadoop.hbase.client.Admin admin, org.apache.hadoop.hbase.client.TableDescriptor htd)
static void	createTable(HBaseTestingUtil testUtil, org.apache.hadoop.hbase.client.Admin admin, org.apache.hadoop.hbase.client.TableDescriptor htd, byte[][] splitKeys)
static void	createTable(HBaseTestingUtil testUtil, org.apache.hadoop.hbase.client.TableDescriptor htd)
static void	createTable(HBaseTestingUtil testUtil, org.apache.hadoop.hbase.client.TableDescriptor htd, byte[][] splitKeys)
static void	createTable(HBaseTestingUtil testUtil, org.apache.hadoop.hbase.security.User user, org.apache.hadoop.hbase.client.TableDescriptor htd)
static void	createTable(HBaseTestingUtil testUtil, org.apache.hadoop.hbase.security.User user, org.apache.hadoop.hbase.client.TableDescriptor htd, byte[][] splitKeys)
static org.apache.hadoop.hbase.client.Table	createTable(HBaseTestingUtil testUtil, org.apache.hadoop.hbase.TableName tableName, byte[][] families)
static void	deleteNamespace(HBaseTestingUtil testUtil, String namespace)
static void	deleteTable(HBaseTestingUtil testUtil, org.apache.hadoop.hbase.client.Admin admin, org.apache.hadoop.hbase.TableName tableName)
static void	deleteTable(HBaseTestingUtil testUtil, org.apache.hadoop.hbase.TableName tableName)
static void	disableReadOnlyMode(org.apache.hadoop.conf.Configuration conf, org.apache.hadoop.hbase.master.HMaster hMaster, org.apache.hadoop.hbase.regionserver.HRegionServer hRegionServer)
static void	enableReadOnlyMode(org.apache.hadoop.conf.Configuration conf, org.apache.hadoop.hbase.master.HMaster hMaster, org.apache.hadoop.hbase.regionserver.HRegionServer hRegionServer)
static void	enableSecurity(org.apache.hadoop.conf.Configuration conf)
private static List<org.apache.hadoop.hbase.security.access.AccessController>	getAccessControllers(SingleProcessHBaseCluster cluster)
private static Map<org.apache.hadoop.hbase.security.access.AccessController,Long>	getAuthManagerMTimes(SingleProcessHBaseCluster cluster)
static void	grantGlobal(HBaseTestingUtil util, String user, org.apache.hadoop.hbase.security.access.Permission.Action... actions)	Grant permissions globally to the given user.
static void	grantGlobal(org.apache.hadoop.hbase.security.User caller, HBaseTestingUtil util, String user, org.apache.hadoop.hbase.security.access.Permission.Action... actions)	Grant permissions globally to the given user.
static void	grantGlobalUsingAccessControlClient(HBaseTestingUtil util, org.apache.hadoop.hbase.client.Connection connection, String user, org.apache.hadoop.hbase.security.access.Permission.Action... actions)	Grant global permissions to the given user using AccessControlClient.
static void	grantOnNamespace(HBaseTestingUtil util, String user, String namespace, org.apache.hadoop.hbase.security.access.Permission.Action... actions)	Grant permissions on a namespace to the given user.
static void	grantOnNamespace(org.apache.hadoop.hbase.security.User caller, HBaseTestingUtil util, String user, String namespace, org.apache.hadoop.hbase.security.access.Permission.Action... actions)	Grant permissions on a namespace to the given user.
static void	grantOnNamespaceUsingAccessControlClient(HBaseTestingUtil util, org.apache.hadoop.hbase.client.Connection connection, String user, String namespace, org.apache.hadoop.hbase.security.access.Permission.Action... actions)	Grant permissions on a namespace to the given user using AccessControl Client.
static void	grantOnTable(HBaseTestingUtil util, String user, org.apache.hadoop.hbase.TableName table, byte[] family, byte[] qualifier, org.apache.hadoop.hbase.security.access.Permission.Action... actions)	Grant permissions on a table to the given user.
static void	grantOnTable(org.apache.hadoop.hbase.security.User caller, HBaseTestingUtil util, String user, org.apache.hadoop.hbase.TableName table, byte[] family, byte[] qualifier, org.apache.hadoop.hbase.security.access.Permission.Action... actions)	Grant permissions on a table to the given user.
static void	grantOnTableUsingAccessControlClient(HBaseTestingUtil util, org.apache.hadoop.hbase.client.Connection connection, String user, org.apache.hadoop.hbase.TableName table, byte[] family, byte[] qualifier, org.apache.hadoop.hbase.security.access.Permission.Action... actions)	Grant permissions on a table to the given user using AccessControlClient.
static void	notifyReadOnlyObservers(org.apache.hadoop.conf.Configuration conf, org.apache.hadoop.hbase.master.HMaster hMaster, org.apache.hadoop.hbase.regionserver.HRegionServer hRegionServer)
static void	revokeFromNamespace(HBaseTestingUtil util, String user, String namespace, org.apache.hadoop.hbase.security.access.Permission.Action... actions)	Revoke permissions on a namespace from the given user.
static void	revokeFromNamespace(org.apache.hadoop.hbase.security.User caller, HBaseTestingUtil util, String user, String namespace, org.apache.hadoop.hbase.security.access.Permission.Action... actions)	Revoke permissions on a namespace from the given user.
static void	revokeFromNamespaceUsingAccessControlClient(HBaseTestingUtil util, org.apache.hadoop.hbase.client.Connection connection, String user, String namespace, org.apache.hadoop.hbase.security.access.Permission.Action... actions)	Revoke permissions on a namespace from the given user using AccessControl Client.
static void	revokeFromTable(HBaseTestingUtil util, String user, org.apache.hadoop.hbase.TableName table, byte[] family, byte[] qualifier, org.apache.hadoop.hbase.security.access.Permission.Action... actions)	Revoke permissions on a table from the given user.
static void	revokeFromTable(org.apache.hadoop.hbase.security.User caller, HBaseTestingUtil util, String user, org.apache.hadoop.hbase.TableName table, byte[] family, byte[] qualifier, org.apache.hadoop.hbase.security.access.Permission.Action... actions)	Revoke permissions on a table from the given user.
static void	revokeFromTableUsingAccessControlClient(HBaseTestingUtil util, org.apache.hadoop.hbase.client.Connection connection, String user, org.apache.hadoop.hbase.TableName table, byte[] family, byte[] qualifier, org.apache.hadoop.hbase.security.access.Permission.Action... actions)	Revoke permissions on a table from the given user using AccessControlClient.
static void	revokeGlobal(HBaseTestingUtil util, String user, org.apache.hadoop.hbase.security.access.Permission.Action... actions)	Revoke permissions globally from the given user.
static void	revokeGlobal(org.apache.hadoop.hbase.security.User caller, HBaseTestingUtil util, String user, org.apache.hadoop.hbase.security.access.Permission.Action... actions)	Revoke permissions globally from the given user.
static void	revokeGlobalUsingAccessControlClient(HBaseTestingUtil util, org.apache.hadoop.hbase.client.Connection connection, String user, org.apache.hadoop.hbase.security.access.Permission.Action... actions)	Revoke global permissions from the given user using AccessControlClient.
private static void	updateACLs(HBaseTestingUtil util, Callable c)
static void	verifyAllowed(SecureTestUtil.AccessTestAction action, org.apache.hadoop.hbase.security.User... users)	This fails only in case of ADE or empty list for any of the users.
static void	verifyAllowed(org.apache.hadoop.hbase.security.User user, SecureTestUtil.AccessTestAction... actions)	This fails only in case of ADE or empty list for any of the actions.
static void	verifyAllowed(org.apache.hadoop.hbase.security.User user, SecureTestUtil.AccessTestAction action, int count)
static void	verifyConfiguration(org.apache.hadoop.conf.Configuration conf)
static void	verifyDenied(SecureTestUtil.AccessTestAction action, org.apache.hadoop.hbase.security.User... users)	This passes only in case of ADE for all users.
static void	verifyDenied(org.apache.hadoop.hbase.security.User user, SecureTestUtil.AccessTestAction... actions)	This passes only in case of ADE for all actions.
static void	verifyIfEmptyList(SecureTestUtil.AccessTestAction action, org.apache.hadoop.hbase.security.User... users)	This passes only in case of empty list for all users.
static void	verifyIfNull(SecureTestUtil.AccessTestAction action, org.apache.hadoop.hbase.security.User... users)	This passes only in case of null for all users.

Methods inherited from class java.lang.Object

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

Field Details

LOG

private static final org.slf4j.Logger LOG

WAIT_TIME

private static final int WAIT_TIME

See Also:

• Constant Field Values

Constructor Details

SecureTestUtil

public SecureTestUtil()

Method Details

configureSuperuser

public static void configureSuperuser(org.apache.hadoop.conf.Configuration conf)
                               throws IOException

Throws:

IOException

enableSecurity

public static void enableSecurity(org.apache.hadoop.conf.Configuration conf)
                           throws IOException

Throws:

IOException

verifyConfiguration

public static void verifyConfiguration(org.apache.hadoop.conf.Configuration conf)

verifyAllowed

public static void verifyAllowed(org.apache.hadoop.hbase.security.User user,
 SecureTestUtil.AccessTestAction... actions)
                          throws Exception

This fails only in case of ADE or empty list for any of the actions.

Throws:

Exception

verifyAllowed

public static void verifyAllowed(SecureTestUtil.AccessTestAction action,
 org.apache.hadoop.hbase.security.User... users)
                          throws Exception

This fails only in case of ADE or empty list for any of the users.

Throws:

Exception

verifyAllowed

public static void verifyAllowed(org.apache.hadoop.hbase.security.User user,
 SecureTestUtil.AccessTestAction action,
 int count)
                          throws Exception

Throws:

Exception

verifyDenied

public static void verifyDenied(SecureTestUtil.AccessTestAction action,
 org.apache.hadoop.hbase.security.User... users)
                         throws Exception

This passes only in case of ADE for all users.

Throws:

Exception

verifyIfEmptyList

public static void verifyIfEmptyList(SecureTestUtil.AccessTestAction action,
 org.apache.hadoop.hbase.security.User... users)
                              throws Exception

This passes only in case of empty list for all users.

Throws:

Exception

verifyIfNull

public static void verifyIfNull(SecureTestUtil.AccessTestAction action,
 org.apache.hadoop.hbase.security.User... users)
                         throws Exception

This passes only in case of null for all users.

Throws:

Exception

verifyDenied

public static void verifyDenied(org.apache.hadoop.hbase.security.User user,
 SecureTestUtil.AccessTestAction... actions)
                         throws Exception

This passes only in case of ADE for all actions.

Throws:

Exception

getAccessControllers

private static List<org.apache.hadoop.hbase.security.access.AccessController> getAccessControllers(SingleProcessHBaseCluster cluster)

getAuthManagerMTimes

private static Map<org.apache.hadoop.hbase.security.access.AccessController,Long> getAuthManagerMTimes(SingleProcessHBaseCluster cluster)

updateACLs

private static void updateACLs(HBaseTestingUtil util,
 Callable c)
                        throws Exception

Throws:

Exception

grantGlobal

public static void grantGlobal(HBaseTestingUtil util,
 String user,
 org.apache.hadoop.hbase.security.access.Permission.Action... actions)
                        throws Exception

Grant permissions globally to the given user. Will wait until all active AccessController instances have updated their permissions caches or will throw an exception upon timeout (10 seconds).

Throws:

Exception

grantGlobal

public static void grantGlobal(org.apache.hadoop.hbase.security.User caller,
 HBaseTestingUtil util,
 String user,
 org.apache.hadoop.hbase.security.access.Permission.Action... actions)
                        throws Exception

Grant permissions globally to the given user. Will wait until all active AccessController instances have updated their permissions caches or will throw an exception upon timeout (10 seconds).

Throws:

Exception

revokeGlobal

public static void revokeGlobal(HBaseTestingUtil util,
 String user,
 org.apache.hadoop.hbase.security.access.Permission.Action... actions)
                         throws Exception

Revoke permissions globally from the given user. Will wait until all active AccessController instances have updated their permissions caches or will throw an exception upon timeout (10 seconds).

Throws:

Exception

revokeGlobal

public static void revokeGlobal(org.apache.hadoop.hbase.security.User caller,
 HBaseTestingUtil util,
 String user,
 org.apache.hadoop.hbase.security.access.Permission.Action... actions)
                         throws Exception

Revoke permissions globally from the given user. Will wait until all active AccessController instances have updated their permissions caches or will throw an exception upon timeout (10 seconds).

Throws:

Exception

grantOnNamespace

public static void grantOnNamespace(HBaseTestingUtil util,
 String user,
 String namespace,
 org.apache.hadoop.hbase.security.access.Permission.Action... actions)
                             throws Exception

Grant permissions on a namespace to the given user. Will wait until all active AccessController instances have updated their permissions caches or will throw an exception upon timeout (10 seconds).

Throws:

Exception

grantOnNamespace

public static void grantOnNamespace(org.apache.hadoop.hbase.security.User caller,
 HBaseTestingUtil util,
 String user,
 String namespace,
 org.apache.hadoop.hbase.security.access.Permission.Action... actions)
                             throws Exception

Grant permissions on a namespace to the given user. Will wait until all active AccessController instances have updated their permissions caches or will throw an exception upon timeout (10 seconds).

Throws:

Exception

grantOnNamespaceUsingAccessControlClient

public static void grantOnNamespaceUsingAccessControlClient(HBaseTestingUtil util,
 org.apache.hadoop.hbase.client.Connection connection,
 String user,
 String namespace,
 org.apache.hadoop.hbase.security.access.Permission.Action... actions)
                                                     throws Exception

Grant permissions on a namespace to the given user using AccessControl Client. Will wait until all active AccessController instances have updated their permissions caches or will throw an exception upon timeout (10 seconds).

Throws:

Exception

revokeFromNamespaceUsingAccessControlClient

public static void revokeFromNamespaceUsingAccessControlClient(HBaseTestingUtil util,
 org.apache.hadoop.hbase.client.Connection connection,
 String user,
 String namespace,
 org.apache.hadoop.hbase.security.access.Permission.Action... actions)
                                                        throws Exception

Revoke permissions on a namespace from the given user using AccessControl Client. Will wait until all active AccessController instances have updated their permissions caches or will throw an exception upon timeout (10 seconds).

Throws:

Exception

revokeFromNamespace

public static void revokeFromNamespace(HBaseTestingUtil util,
 String user,
 String namespace,
 org.apache.hadoop.hbase.security.access.Permission.Action... actions)
                                throws Exception

Revoke permissions on a namespace from the given user. Will wait until all active AccessController instances have updated their permissions caches or will throw an exception upon timeout (10 seconds).

Throws:

Exception

revokeFromNamespace

public static void revokeFromNamespace(org.apache.hadoop.hbase.security.User caller,
 HBaseTestingUtil util,
 String user,
 String namespace,
 org.apache.hadoop.hbase.security.access.Permission.Action... actions)
                                throws Exception

Revoke permissions on a namespace from the given user. Will wait until all active AccessController instances have updated their permissions caches or will throw an exception upon timeout (10 seconds).

Throws:

Exception

grantOnTable

public static void grantOnTable(HBaseTestingUtil util,
 String user,
 org.apache.hadoop.hbase.TableName table,
 byte[] family,
 byte[] qualifier,
 org.apache.hadoop.hbase.security.access.Permission.Action... actions)
                         throws Exception

Grant permissions on a table to the given user. Will wait until all active AccessController instances have updated their permissions caches or will throw an exception upon timeout (10 seconds).

Throws:

Exception

grantOnTable

public static void grantOnTable(org.apache.hadoop.hbase.security.User caller,
 HBaseTestingUtil util,
 String user,
 org.apache.hadoop.hbase.TableName table,
 byte[] family,
 byte[] qualifier,
 org.apache.hadoop.hbase.security.access.Permission.Action... actions)
                         throws Exception

Grant permissions on a table to the given user. Will wait until all active AccessController instances have updated their permissions caches or will throw an exception upon timeout (10 seconds).

Throws:

Exception

grantOnTableUsingAccessControlClient

public static void grantOnTableUsingAccessControlClient(HBaseTestingUtil util,
 org.apache.hadoop.hbase.client.Connection connection,
 String user,
 org.apache.hadoop.hbase.TableName table,
 byte[] family,
 byte[] qualifier,
 org.apache.hadoop.hbase.security.access.Permission.Action... actions)
                                                 throws Exception

Grant permissions on a table to the given user using AccessControlClient. Will wait until all active AccessController instances have updated their permissions caches or will throw an exception upon timeout (10 seconds).

Throws:

Exception

grantGlobalUsingAccessControlClient

public static void grantGlobalUsingAccessControlClient(HBaseTestingUtil util,
 org.apache.hadoop.hbase.client.Connection connection,
 String user,
 org.apache.hadoop.hbase.security.access.Permission.Action... actions)
                                                throws Exception

Grant global permissions to the given user using AccessControlClient. Will wait until all active AccessController instances have updated their permissions caches or will throw an exception upon timeout (10 seconds).

Throws:

Exception

revokeFromTable

public static void revokeFromTable(HBaseTestingUtil util,
 String user,
 org.apache.hadoop.hbase.TableName table,
 byte[] family,
 byte[] qualifier,
 org.apache.hadoop.hbase.security.access.Permission.Action... actions)
                            throws Exception

Revoke permissions on a table from the given user. Will wait until all active AccessController instances have updated their permissions caches or will throw an exception upon timeout (10 seconds).

Throws:

Exception

revokeFromTable

public static void revokeFromTable(org.apache.hadoop.hbase.security.User caller,
 HBaseTestingUtil util,
 String user,
 org.apache.hadoop.hbase.TableName table,
 byte[] family,
 byte[] qualifier,
 org.apache.hadoop.hbase.security.access.Permission.Action... actions)
                            throws Exception

Revoke permissions on a table from the given user. Will wait until all active AccessController instances have updated their permissions caches or will throw an exception upon timeout (10 seconds).

Throws:

Exception

revokeFromTableUsingAccessControlClient

public static void revokeFromTableUsingAccessControlClient(HBaseTestingUtil util,
 org.apache.hadoop.hbase.client.Connection connection,
 String user,
 org.apache.hadoop.hbase.TableName table,
 byte[] family,
 byte[] qualifier,
 org.apache.hadoop.hbase.security.access.Permission.Action... actions)
                                                    throws Exception

Revoke permissions on a table from the given user using AccessControlClient. Will wait until all active AccessController instances have updated their permissions caches or will throw an exception upon timeout (10 seconds).

Throws:

Exception

revokeGlobalUsingAccessControlClient

public static void revokeGlobalUsingAccessControlClient(HBaseTestingUtil util,
 org.apache.hadoop.hbase.client.Connection connection,
 String user,
 org.apache.hadoop.hbase.security.access.Permission.Action... actions)
                                                 throws Exception

Revoke global permissions from the given user using AccessControlClient. Will wait until all active AccessController instances have updated their permissions caches or will throw an exception upon timeout (10 seconds).

Throws:

Exception

createTable

public static org.apache.hadoop.hbase.client.Table createTable(HBaseTestingUtil testUtil,
 org.apache.hadoop.hbase.TableName tableName,
 byte[][] families)
                                                        throws Exception

Throws:

Exception

createTable

public static void createTable(HBaseTestingUtil testUtil,
 org.apache.hadoop.hbase.client.TableDescriptor htd)
                        throws Exception

Throws:

Exception

createTable

public static void createTable(HBaseTestingUtil testUtil,
 org.apache.hadoop.hbase.client.TableDescriptor htd,
 byte[][] splitKeys)
                        throws Exception

Throws:

Exception

createTable

public static void createTable(HBaseTestingUtil testUtil,
 org.apache.hadoop.hbase.client.Admin admin,
 org.apache.hadoop.hbase.client.TableDescriptor htd)
                        throws Exception

Throws:

Exception

createTable

public static void createTable(HBaseTestingUtil testUtil,
 org.apache.hadoop.hbase.client.Admin admin,
 org.apache.hadoop.hbase.client.TableDescriptor htd,
 byte[][] splitKeys)
                        throws Exception

Throws:

Exception

createTable

public static void createTable(HBaseTestingUtil testUtil,
 org.apache.hadoop.hbase.security.User user,
 org.apache.hadoop.hbase.client.TableDescriptor htd)
                        throws Exception

Throws:

Exception

createTable

public static void createTable(HBaseTestingUtil testUtil,
 org.apache.hadoop.hbase.security.User user,
 org.apache.hadoop.hbase.client.TableDescriptor htd,
 byte[][] splitKeys)
                        throws Exception

Throws:

Exception

deleteTable

public static void deleteTable(HBaseTestingUtil testUtil,
 org.apache.hadoop.hbase.TableName tableName)
                        throws Exception

Throws:

Exception

createNamespace

public static void createNamespace(HBaseTestingUtil testUtil,
 org.apache.hadoop.hbase.NamespaceDescriptor nsDesc)
                            throws Exception

Throws:

Exception

deleteNamespace

public static void deleteNamespace(HBaseTestingUtil testUtil,
 String namespace)
                            throws Exception

Throws:

Exception

deleteTable

public static void deleteTable(HBaseTestingUtil testUtil,
 org.apache.hadoop.hbase.client.Admin admin,
 org.apache.hadoop.hbase.TableName tableName)
                        throws Exception

Throws:

Exception

convertToNamespace

public static String convertToNamespace(String namespace)

checkGlobalPerms

public static void checkGlobalPerms(HBaseTestingUtil testUtil,
 org.apache.hadoop.hbase.security.access.Permission.Action... actions)
                             throws IOException

Throws:

IOException

checkTablePerms

public static void checkTablePerms(HBaseTestingUtil testUtil,
 org.apache.hadoop.hbase.TableName table,
 byte[] family,
 byte[] column,
 org.apache.hadoop.hbase.security.access.Permission.Action... actions)
                            throws IOException

Throws:

IOException

checkTablePerms

public static void checkTablePerms(HBaseTestingUtil testUtil,
 org.apache.hadoop.hbase.security.access.Permission... perms)
                            throws IOException

Throws:

IOException

checkPermissions

private static void checkPermissions(org.apache.hadoop.conf.Configuration conf,
 org.apache.hadoop.hbase.security.access.Permission... perms)
                              throws IOException

Throws:

IOException

enableReadOnlyMode

public static void enableReadOnlyMode(org.apache.hadoop.conf.Configuration conf,
 org.apache.hadoop.hbase.master.HMaster hMaster,
 org.apache.hadoop.hbase.regionserver.HRegionServer hRegionServer)

disableReadOnlyMode

public static void disableReadOnlyMode(org.apache.hadoop.conf.Configuration conf,
 org.apache.hadoop.hbase.master.HMaster hMaster,
 org.apache.hadoop.hbase.regionserver.HRegionServer hRegionServer)

notifyReadOnlyObservers

public static void notifyReadOnlyObservers(org.apache.hadoop.conf.Configuration conf,
 org.apache.hadoop.hbase.master.HMaster hMaster,
 org.apache.hadoop.hbase.regionserver.HRegionServer hRegionServer)