public class CloudMembershipService extends MembershipServiceBase implements CloudMembershipServiceMBean
MembershipService that uses Kubernetes API(default) or DNS to retrieve
the members of a cluster.
The default implementation of the MembershipProvider component is the KubernetesMembershipProvider.
The MembershipProvider can be configured by the membershipProviderClassName property.
Possible shortcuts are kubernetes and dns. For dns look at the DNSMembershipProvider.
Configuration example
server.xml
<Server ...
<Service ...
<Engine ...
<Host ...
<Cluster className="org.apache.catalina.ha.tcp.SimpleTcpCluster">
<Channel className="org.apache.catalina.tribes.group.GroupChannel">
<Membership className="org.apache.catalina.tribes.membership.cloud.CloudMembershipService"/>
</Channel>
</Cluster>
...
| Modifier and Type | Field and Description |
|---|---|
protected static byte[] |
INITIAL_ID |
static String |
MEMBERSHIP_PROVIDER_CLASS_NAME |
protected static StringManager |
sm |
channel, listener, propertiesMBR_RX, MBR_TX| Constructor and Description |
|---|
CloudMembershipService() |
| Modifier and Type | Method and Description |
|---|---|
int |
getConnectTimeout() |
long |
getExpirationTime() |
Member |
getLocalMember(boolean incAliveTime)
Get the local member.
|
MembershipProvider |
getMembershipProvider()
Get the MembershipProvider
|
String |
getMembershipProviderClassName()
Return the membership provider class.
|
Object |
getProperty(String name)
Return a property.
|
int |
getReadTimeout() |
void |
setConnectTimeout(int connectTimeout) |
void |
setDomain(byte[] domain) |
void |
setExpirationTime(long expirationTime) |
void |
setLocalMemberProperties(String listenHost,
int listenPort,
int securePort,
int udpPort)
Sets the local member properties for broadcasting.
|
void |
setMembershipProvider(MembershipProvider memberProvider) |
void |
setMembershipProviderClassName(String membershipProviderClassName)
Set the membership provider class.
|
void |
setPayload(byte[] payload)
Set a payload to be broadcasted with each membership
broadcast.
|
boolean |
setProperty(String name,
String value)
Set a property.
|
void |
setReadTimeout(int readTimeout) |
void |
start(int level)
Starts the membership service.
|
void |
stop(int level)
Starts the membership service.
|
broadcast, findMemberByName, getChannel, getMember, getMembers, getMembersByName, getProperties, hasMembers, memberAdded, memberDisappeared, removeMembershipListener, setChannel, setMembershipListener, setProperties, startclone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, waitfindMemberByName, getMembersByName, getProperties, hasMembersprotected static final StringManager sm
public static final String MEMBERSHIP_PROVIDER_CLASS_NAME
protected static final byte[] INITIAL_ID
public Object getProperty(String name)
name - the property namepublic boolean setProperty(String name, String value)
name - the property namevalue - the property valuetrue if the property was successfully setpublic String getMembershipProviderClassName()
public void setMembershipProviderClassName(String membershipProviderClassName)
membershipProviderClassName - the class namepublic void start(int level)
throws Exception
MembershipServicestart in interface MembershipServicelevel - - level MBR_RX starts listening for members, level MBR_TX
starts broad casting the serverException - if the service fails to start.IllegalArgumentException - if the level is incorrect.public void stop(int level)
MembershipServicestop in interface MembershipServicelevel - - level MBR_RX stops listening for members, level MBR_TX
stops broad casting the serverpublic Member getLocalMember(boolean incAliveTime)
MembershipServicegetLocalMember in interface MembershipServiceincAliveTime - true to set the alive time
on the local memberpublic void setLocalMemberProperties(String listenHost, int listenPort, int securePort, int udpPort)
MembershipServicesetLocalMemberProperties in interface MembershipServicelistenHost - Listen to hostlistenPort - Listen to portsecurePort - Use a secure portudpPort - Use UDPpublic void setPayload(byte[] payload)
MembershipServicesetPayload in interface MembershipServicepayload - byte[]public void setDomain(byte[] domain)
setDomain in interface MembershipServicepublic MembershipProvider getMembershipProvider()
MembershipServicegetMembershipProvider in interface MembershipServicepublic void setMembershipProvider(MembershipProvider memberProvider)
public int getConnectTimeout()
getConnectTimeout in interface CloudMembershipServiceMBeanpublic void setConnectTimeout(int connectTimeout)
public int getReadTimeout()
getReadTimeout in interface CloudMembershipServiceMBeanpublic void setReadTimeout(int readTimeout)
public long getExpirationTime()
getExpirationTime in interface CloudMembershipServiceMBeanpublic void setExpirationTime(long expirationTime)
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