etri.sdn.controller.protocol.io

Class OFSwitchImpl

java.lang.Object

etri.sdn.controller.protocol.io.OFSwitchImpl

All Implemented Interfaces:

IOFSwitch

public final class OFSwitchImpl
extends java.lang.Object
implements IOFSwitch

This is the internal representation of an openflow switch. This is a slight modification of OFSwitchImpl of Floodlight.

Author:

bjlee

Nested Class Summary

Nested classes/interfaces inherited from interface etri.sdn.controller.protocol.io.IOFSwitch

IOFSwitch.SwitchType

Field Summary

Fields

Modifier and Type	Field and Description
private java.util.concurrent.ConcurrentMap<java.lang.Object,java.lang.Object>	attributes
private Connection	conn
private java.util.Date	connectedSince
private long	datapathId
private static java.lang.String	HA_CHECK_SWITCH
private java.util.concurrent.ConcurrentMap<java.lang.Short,java.lang.Long>	portBroadcastCacheHitMap
private IOFHandler.Role	role This field is used to exchange information with switch.
private java.lang.String	stringId
private TimedCache<java.lang.Long>	timedCache
private java.util.concurrent.atomic.AtomicInteger	transactionIdSource
private byte	version

Fields inherited from interface etri.sdn.controller.protocol.io.IOFSwitch

PROP_FASTWILDCARDS, PROP_REQUIRES_L3_MATCH, PROP_SUPPORTS_NETMASK_TBL, PROP_SUPPORTS_OFPP_FLOOD, PROP_SUPPORTS_OFPP_TABLE, SWITCH_DESCRIPTION_DATA, SWITCH_DESCRIPTION_FUTURE, SWITCH_IS_CORE_SWITCH, SWITCH_SUPPORTS_NX_ROLE

Constructor Summary

Constructors

Constructor and Description
OFSwitchImpl()

Method Summary

Methods

Modifier and Type	Method and Description
java.lang.Object	getAttribute(java.lang.String name) Set properties for switch specific behavior
java.util.concurrent.ConcurrentMap<java.lang.Object,java.lang.Object>	getAttributes() Retrieves attributes of this switch
java.util.Date	getConnectedSince() Retrieves the date the switch connected to this controller
Connection	getConnection()
long	getId() Get the datapathId of the switch
java.net.SocketAddress	getInetAddress()
int	getNextTransactionId() Returns the next available transaction id
java.util.Map<java.lang.Short,java.lang.Long>	getPortBroadcastHits() Get the portBroadcastCacheHits
IOFHandler.Role	getRole() Get the current role of the controller for the switch
java.lang.String	getStringId() Get a string version of the ID for this switch
byte	getVersion() Get the version of the switch
boolean	hasAttribute(java.lang.String name) Checks if a specific switch property exists for this switch
boolean	isActive() Check if the controller is an active controller for the switch.
boolean	isConnected() Check if the switch is still connected; Only call while holding processMessageLock
java.lang.Object	removeAttribute(java.lang.String name) Set properties for switch specific behavior
void	setAttribute(java.lang.String name, java.lang.Object value) Set properties for switch specific behavior
void	setConnection(Connection conn)
void	setId(long id) Set the datapath id of the switch
void	setVersion(byte v) Set the version of the switch
java.lang.String	toString()
boolean	updateBroadcastCache(java.lang.Long entry, java.lang.Short port) Update broadcast cache

Methods inherited from class java.lang.Object

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

Field Detail

HA_CHECK_SWITCH

private static final java.lang.String HA_CHECK_SWITCH

See Also:

Constant Field Values

version

private byte version

attributes

private java.util.concurrent.ConcurrentMap<java.lang.Object,java.lang.Object> attributes

connectedSince

private java.util.Date connectedSince

conn

private Connection conn

stringId

private java.lang.String stringId

transactionIdSource

private java.util.concurrent.atomic.AtomicInteger transactionIdSource

role

private IOFHandler.Role role

This field is used to exchange information with switch.

timedCache

private TimedCache<java.lang.Long> timedCache

portBroadcastCacheHitMap

private java.util.concurrent.ConcurrentMap<java.lang.Short,java.lang.Long> portBroadcastCacheHitMap

datapathId

private long datapathId

Constructor Detail

OFSwitchImpl

public OFSwitchImpl()

Method Detail

setVersion

public void setVersion(byte v)

Description copied from interface: IOFSwitch

Set the version of the switch

Specified by:

setVersion in interface IOFSwitch

Parameters:

v - version number (byte)

getVersion

public byte getVersion()

Description copied from interface: IOFSwitch

Get the version of the switch

Specified by:

getVersion in interface IOFSwitch

Returns:

version number (byte)

setConnection

public void setConnection(Connection conn)

Specified by:

setConnection in interface IOFSwitch

getConnection

public Connection getConnection()

Specified by:

getConnection in interface IOFSwitch

getAttribute

public java.lang.Object getAttribute(java.lang.String name)

Description copied from interface: IOFSwitch

Set properties for switch specific behavior

Specified by:

getAttribute in interface IOFSwitch

Parameters:

name - name of property

Returns:

value for name

setAttribute

public void setAttribute(java.lang.String name,
                java.lang.Object value)

Description copied from interface: IOFSwitch

Set properties for switch specific behavior

Specified by:

setAttribute in interface IOFSwitch

Parameters:

name - name of property

value - value for name

removeAttribute

public java.lang.Object removeAttribute(java.lang.String name)

Description copied from interface: IOFSwitch

Set properties for switch specific behavior

Specified by:

removeAttribute in interface IOFSwitch

Parameters:

name - name of property

Returns:

current value for name or null (if not present)

hasAttribute

public boolean hasAttribute(java.lang.String name)

Description copied from interface: IOFSwitch

Checks if a specific switch property exists for this switch

Specified by:

hasAttribute in interface IOFSwitch

Parameters:

name - name of property

Returns:

value for name

getId

public long getId()

Description copied from interface: IOFSwitch

Get the datapathId of the switch

Specified by:

getId in interface IOFSwitch

Returns:

datapath id (long)

setId

public void setId(long id)

Description copied from interface: IOFSwitch

Set the datapath id of the switch

Specified by:

setId in interface IOFSwitch

Parameters:

id - datapath id (long)

getStringId

public java.lang.String getStringId()

Description copied from interface: IOFSwitch

Get a string version of the ID for this switch

Specified by:

getStringId in interface IOFSwitch

Returns:

String (string version of the datapath id)

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

getAttributes

public java.util.concurrent.ConcurrentMap<java.lang.Object,java.lang.Object> getAttributes()

Description copied from interface: IOFSwitch

Retrieves attributes of this switch

Specified by:

getAttributes in interface IOFSwitch

Returns:

Map

getConnectedSince

public java.util.Date getConnectedSince()

Description copied from interface: IOFSwitch

Retrieves the date the switch connected to this controller

Specified by:

getConnectedSince in interface IOFSwitch

Returns:

the date

getNextTransactionId

public int getNextTransactionId()

Description copied from interface: IOFSwitch

Returns the next available transaction id

Specified by:

getNextTransactionId in interface IOFSwitch

Returns:

next transaction id (int)

isConnected

public boolean isConnected()

Description copied from interface: IOFSwitch

Check if the switch is still connected; Only call while holding processMessageLock

Specified by:

isConnected in interface IOFSwitch

Returns:

whether the switch is still disconnected

getRole

public IOFHandler.Role getRole()

Description copied from interface: IOFSwitch

Get the current role of the controller for the switch

Specified by:

getRole in interface IOFSwitch

Returns:

the role of the controller

isActive

public boolean isActive()

Description copied from interface: IOFSwitch

Check if the controller is an active controller for the switch. The controller is active if its role is MASTER or EQUAL.

Specified by:

isActive in interface IOFSwitch

Returns:

whether the controller is active

getPortBroadcastHits

public java.util.Map<java.lang.Short,java.lang.Long> getPortBroadcastHits()

Description copied from interface: IOFSwitch

Get the portBroadcastCacheHits

Specified by:

getPortBroadcastHits in interface IOFSwitch

Returns:

Map object

getInetAddress

public java.net.SocketAddress getInetAddress()

updateBroadcastCache

public boolean updateBroadcastCache(java.lang.Long entry,
                           java.lang.Short port)

Description copied from interface: IOFSwitch

Update broadcast cache

Specified by:

updateBroadcastCache in interface IOFSwitch

Parameters:

entry - Long

port - Short

Returns:

true if there is a cache hit false if there is no cache hit.