@InterfaceAudience.Private public class RSGroupAdminServer extends Object implements RSGroupAdmin
Modifier and Type | Field and Description |
---|---|
static String |
KEEP_ONE_SERVER_IN_DEFAULT_ERROR_MESSAGE |
private static org.slf4j.Logger |
LOG |
private MasterServices |
master |
private RSGroupInfoManager |
rsGroupInfoManager |
Constructor and Description |
---|
RSGroupAdminServer(MasterServices master,
RSGroupInfoManager rsGroupInfoManager) |
Modifier and Type | Method and Description |
---|---|
private void |
addRegion(LinkedList<RegionInfo> regions,
RegionInfo hri) |
void |
addRSGroup(String name)
Creates a new RegionServer group with the given name.
|
BalanceResponse |
balanceRSGroup(String groupName,
BalanceRequest request)
Balance regions in the given RegionServer group, running based on the given
BalanceRequest . |
private void |
checkForDeadOrOnlineServers(Set<Address> servers)
Check if the set of servers are belong to dead servers list or online servers list.
|
private void |
checkOnlineServersOnly(Set<Address> servers) |
private void |
checkServersAndTables(Set<Address> servers,
Set<TableName> tables,
String targetGroupName)
Check servers and tables.
|
private RSGroupInfo |
getAndCheckRSGroupInfo(String name)
Check passed name.
|
private Address |
getRegionAddress(RegionInfo hri) |
private List<RegionInfo> |
getRegions(Address server)
Returns List of Regions associated with this
server . |
(package private) Map<TableName,Map<ServerName,List<RegionInfo>>> |
getRSGroupAssignmentsByTable(TableStateManager tableStateManager,
String groupName)
This is an EXPENSIVE clone.
|
RSGroupInfo |
getRSGroupInfo(String groupName)
Gets
RSGroupInfo for given group name. |
RSGroupInfo |
getRSGroupInfoOfTable(TableName tableName)
Gets
RSGroupInfo for the given table's group. |
RSGroupInfo |
getRSGroupOfServer(Address hostPort)
Retrieve the RSGroupInfo a server is affiliated to
|
List<RSGroupInfo> |
listRSGroups()
Lists current set of RegionServer groups.
|
(package private) void |
modifyOrMoveTables(Set<TableName> tables,
RSGroupInfo targetGroup) |
private List<Long> |
modifyTables(Set<TableDescriptor> tableDescriptors,
String targetGroup) |
private void |
modifyTablesAndWaitForCompletion(Set<TableDescriptor> tableDescriptors,
String targetGroup) |
private void |
moveServerRegionsFromGroup(Set<Address> movedServers,
Set<TableName> movedTables,
Set<Address> srcGrpServers,
String targetGroupName,
String sourceGroupName)
Move every region from servers which are currently located on these servers, but should not be
located there.
|
void |
moveServers(Set<Address> servers,
String targetGroupName)
Move given set of servers to the specified target RegionServer group.
|
void |
moveServersAndTables(Set<Address> servers,
Set<TableName> tables,
String targetGroup)
Move given set of servers and tables to the specified target RegionServer group.
|
private void |
moveTableRegionsToGroup(Set<TableName> tables,
RSGroupInfo targetGrp)
Moves regions of tables which are not on target group servers.
|
void |
moveTables(Set<TableName> tables,
String targetGroup)
Move given set of tables to the specified target RegionServer group.
|
void |
removeRSGroup(String name)
Removes RegionServer group associated with the given name.
|
void |
removeServers(Set<Address> servers)
Remove decommissioned servers from rsgroup.
|
void |
renameRSGroup(String oldName,
String newName)
Rename rsgroup.
|
private Map<String,RegionState> |
rsGroupGetRegionsInTransition(String groupName) |
void |
updateConfiguration(String groupName)
Because the
RSGroupAdminClient.updateConfiguration(String) calls
Admin.updateConfiguration(ServerName) method, the
implementation of this method on the Server side is empty. |
void |
updateRSGroupConfig(String groupName,
Map<String,String> configuration)
Update RSGroup configuration
|
private void |
waitForProcedureCompletion(List<Long> procIds) |
private boolean |
waitForRegionMovement(List<Pair<RegionInfo,Future<byte[]>>> regionMoveFutures,
String groupName,
int retryCount)
Wait for all the region move to complete.
|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
balanceRSGroup
private static final org.slf4j.Logger LOG
public static final String KEEP_ONE_SERVER_IN_DEFAULT_ERROR_MESSAGE
private MasterServices master
private final RSGroupInfoManager rsGroupInfoManager
public RSGroupAdminServer(MasterServices master, RSGroupInfoManager rsGroupInfoManager)
public RSGroupInfo getRSGroupInfo(String groupName) throws IOException
RSGroupAdmin
RSGroupInfo
for given group name.getRSGroupInfo
in interface RSGroupAdmin
IOException
public RSGroupInfo getRSGroupInfoOfTable(TableName tableName) throws IOException
RSGroupAdmin
RSGroupInfo
for the given table's group.getRSGroupInfoOfTable
in interface RSGroupAdmin
IOException
private void checkOnlineServersOnly(Set<Address> servers) throws ConstraintException
ConstraintException
private RSGroupInfo getAndCheckRSGroupInfo(String name) throws IOException
name
IOException
private List<RegionInfo> getRegions(Address server)
server
.private void addRegion(LinkedList<RegionInfo> regions, RegionInfo hri)
private void checkServersAndTables(Set<Address> servers, Set<TableName> tables, String targetGroupName) throws IOException
servers
- servers to movetables
- tables to movetargetGroupName
- target group nameIOException
- if nulls or if servers and tables not belong to the same groupprivate void moveServerRegionsFromGroup(Set<Address> movedServers, Set<TableName> movedTables, Set<Address> srcGrpServers, String targetGroupName, String sourceGroupName) throws IOException
movedServers
- the servers that are moved to new groupmovedTables
- the tables that are moved to new groupsrcGrpServers
- all servers in the source group, excluding the movedServerstargetGroupName
- the target groupsourceGroupName
- the source groupIOException
- if any error while moving regionsprivate Address getRegionAddress(RegionInfo hri)
private boolean waitForRegionMovement(List<Pair<RegionInfo,Future<byte[]>>> regionMoveFutures, String groupName, int retryCount)
private void moveTableRegionsToGroup(Set<TableName> tables, RSGroupInfo targetGrp) throws IOException
tables
- the tables that will move to new grouptargetGrp
- the target groupIOException
- if moving the region failspublic void moveServers(Set<Address> servers, String targetGroupName) throws IOException
RSGroupAdmin
moveServers
in interface RSGroupAdmin
IOException
public void moveTables(Set<TableName> tables, String targetGroup) throws IOException
RSGroupAdmin
moveTables
in interface RSGroupAdmin
IOException
public void addRSGroup(String name) throws IOException
RSGroupAdmin
addRSGroup
in interface RSGroupAdmin
IOException
public void removeRSGroup(String name) throws IOException
RSGroupAdmin
removeRSGroup
in interface RSGroupAdmin
IOException
public BalanceResponse balanceRSGroup(String groupName, BalanceRequest request) throws IOException
RSGroupAdmin
BalanceRequest
.balanceRSGroup
in interface RSGroupAdmin
IOException
public List<RSGroupInfo> listRSGroups() throws IOException
RSGroupAdmin
listRSGroups
in interface RSGroupAdmin
IOException
public RSGroupInfo getRSGroupOfServer(Address hostPort) throws IOException
RSGroupAdmin
getRSGroupOfServer
in interface RSGroupAdmin
hostPort
- HostPort to get RSGroupInfo forIOException
public void moveServersAndTables(Set<Address> servers, Set<TableName> tables, String targetGroup) throws IOException
RSGroupAdmin
moveServersAndTables
in interface RSGroupAdmin
servers
- set of servers to movetables
- set of tables to movetargetGroup
- the target group nameIOException
- if moving the server and tables failpublic void removeServers(Set<Address> servers) throws IOException
RSGroupAdmin
removeServers
in interface RSGroupAdmin
servers
- set of servers to removeIOException
public void renameRSGroup(String oldName, String newName) throws IOException
RSGroupAdmin
renameRSGroup
in interface RSGroupAdmin
oldName
- old rsgroup namenewName
- new rsgroup nameIOException
public void updateRSGroupConfig(String groupName, Map<String,String> configuration) throws IOException
RSGroupAdmin
updateRSGroupConfig
in interface RSGroupAdmin
groupName
- the group nameconfiguration
- new configuration of the group name to be setIOException
- if a remote or network exception occurspublic void updateConfiguration(String groupName) throws IOException
RSGroupAdminClient.updateConfiguration(String)
calls
Admin.updateConfiguration(ServerName)
method, the
implementation of this method on the Server side is empty.updateConfiguration
in interface RSGroupAdmin
groupName
- the group nameIOException
- if a remote or network exception occursprivate Map<String,RegionState> rsGroupGetRegionsInTransition(String groupName) throws IOException
IOException
Map<TableName,Map<ServerName,List<RegionInfo>>> getRSGroupAssignmentsByTable(TableStateManager tableStateManager, String groupName) throws IOException
balanceRSGroup(java.lang.String, org.apache.hadoop.hbase.client.BalanceRequest)
IOException
private void checkForDeadOrOnlineServers(Set<Address> servers) throws ConstraintException
servers
- servers to removeConstraintException
void modifyOrMoveTables(Set<TableName> tables, RSGroupInfo targetGroup) throws IOException
IOException
private void modifyTablesAndWaitForCompletion(Set<TableDescriptor> tableDescriptors, String targetGroup) throws IOException
IOException
private List<Long> modifyTables(Set<TableDescriptor> tableDescriptors, String targetGroup) throws IOException
IOException
private void waitForProcedureCompletion(List<Long> procIds) throws IOException
IOException
Copyright © 2007–2020 The Apache Software Foundation. All rights reserved.