/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.solr.core;
import org.apache.solr.common.SolrException;
public class CloudConfig {
private final String zkHost;
private final int zkClientTimeout;
private final int hostPort;
private final String hostName;
private final String hostContext;
private final boolean useGenericCoreNames;
private final int leaderVoteWait;
private final int leaderConflictResolveWait;
private final int autoReplicaFailoverWaitAfterExpiration;
private final int autoReplicaFailoverWorkLoopDelay;
private final int autoReplicaFailoverBadNodeExpiration;
private final String zkCredentialsProviderClass;
private final String zkACLProviderClass;
private final int createCollectionWaitTimeTillActive;
private final boolean createCollectionCheckLeaderActive;
CloudConfig(String zkHost, int zkClientTimeout, int hostPort, String hostName, String hostContext, boolean useGenericCoreNames,
int leaderVoteWait, int leaderConflictResolveWait, int autoReplicaFailoverWaitAfterExpiration,
int autoReplicaFailoverWorkLoopDelay, int autoReplicaFailoverBadNodeExpiration, String zkCredentialsProviderClass,
String zkACLProviderClass, int createCollectionWaitTimeTillActive, boolean createCollectionCheckLeaderActive) {
this.zkHost = zkHost;
this.zkClientTimeout = zkClientTimeout;
this.hostPort = hostPort;
this.hostName = hostName;
this.hostContext = hostContext;
this.useGenericCoreNames = useGenericCoreNames;
this.leaderVoteWait = leaderVoteWait;
this.leaderConflictResolveWait = leaderConflictResolveWait;
this.autoReplicaFailoverWaitAfterExpiration = autoReplicaFailoverWaitAfterExpiration;
this.autoReplicaFailoverWorkLoopDelay = autoReplicaFailoverWorkLoopDelay;
this.autoReplicaFailoverBadNodeExpiration = autoReplicaFailoverBadNodeExpiration;
this.zkCredentialsProviderClass = zkCredentialsProviderClass;
this.zkACLProviderClass = zkACLProviderClass;
this.createCollectionWaitTimeTillActive = createCollectionWaitTimeTillActive;
this.createCollectionCheckLeaderActive = createCollectionCheckLeaderActive;
if (this.hostPort == -1)
throw new SolrException(SolrException.ErrorCode.SERVER_ERROR, "'hostPort' must be configured to run SolrCloud");
if (this.hostContext == null)
throw new SolrException(SolrException.ErrorCode.SERVER_ERROR, "'hostContext' must be configured to run SolrCloud");
}
public String getZkHost() {
return zkHost;
}
public int getZkClientTimeout() {
return zkClientTimeout;
}
public int getSolrHostPort() {
return hostPort;
}
public String getSolrHostContext() {
return hostContext;
}
public String getHost() {
return hostName;
}
public String getZkCredentialsProviderClass() {
return zkCredentialsProviderClass;
}
public String getZkACLProviderClass() {
return zkACLProviderClass;
}
public int getLeaderVoteWait() {
return leaderVoteWait;
}
public int getLeaderConflictResolveWait() {
return leaderConflictResolveWait;
}
public int getAutoReplicaFailoverWaitAfterExpiration() {
return autoReplicaFailoverWaitAfterExpiration;
}
public int getAutoReplicaFailoverWorkLoopDelay() {
return autoReplicaFailoverWorkLoopDelay;
}
public int getAutoReplicaFailoverBadNodeExpiration() {
return autoReplicaFailoverBadNodeExpiration;
}
public boolean getGenericCoreNodeNames() {
return useGenericCoreNames;
}
public int getCreateCollectionWaitTimeTillActive() {
return createCollectionWaitTimeTillActive;
}
public boolean isCreateCollectionCheckLeaderActive() {
return createCollectionCheckLeaderActive;
}
public static class CloudConfigBuilder {
private static final int DEFAULT_ZK_CLIENT_TIMEOUT = 15000;
private static final int DEFAULT_LEADER_VOTE_WAIT = 180000; // 3 minutes
private static final int DEFAULT_LEADER_CONFLICT_RESOLVE_WAIT = 180000;
private static final int DEFAULT_CREATE_COLLECTION_ACTIVE_WAIT = 30; // 30 seconds
private static final boolean DEFAULT_CREATE_COLLECTION_CHECK_LEADER_ACTIVE = false;
// TODO: tune defaults
private static final int DEFAULT_AUTO_REPLICA_FAILOVER_WAIT_AFTER_EXPIRATION = 30000;
private static final int DEFAULT_AUTO_REPLICA_FAILOVER_WORKLOOP_DELAY = 10000;
private static final int DEFAULT_AUTO_REPLICA_FAILOVER_BAD_NODE_EXPIRATION = 60000;
private String zkHost = System.getProperty("zkHost");
private int zkClientTimeout = Integer.getInteger("zkClientTimeout", DEFAULT_ZK_CLIENT_TIMEOUT);
private final int hostPort;
private final String hostName;
private final String hostContext;
private boolean useGenericCoreNames;
private int leaderVoteWait = DEFAULT_LEADER_VOTE_WAIT;
private int leaderConflictResolveWait = DEFAULT_LEADER_CONFLICT_RESOLVE_WAIT;
private int autoReplicaFailoverWaitAfterExpiration = DEFAULT_AUTO_REPLICA_FAILOVER_WAIT_AFTER_EXPIRATION;
private int autoReplicaFailoverWorkLoopDelay = DEFAULT_AUTO_REPLICA_FAILOVER_WORKLOOP_DELAY;
private int autoReplicaFailoverBadNodeExpiration = DEFAULT_AUTO_REPLICA_FAILOVER_BAD_NODE_EXPIRATION;
private String zkCredentialsProviderClass;
private String zkACLProviderClass;
private int createCollectionWaitTimeTillActive = DEFAULT_CREATE_COLLECTION_ACTIVE_WAIT;
private boolean createCollectionCheckLeaderActive = DEFAULT_CREATE_COLLECTION_CHECK_LEADER_ACTIVE;
public CloudConfigBuilder(String hostName, int hostPort) {
this(hostName, hostPort, null);
}
public CloudConfigBuilder(String hostName, int hostPort, String hostContext) {
this.hostName = hostName;
this.hostPort = hostPort;
this.hostContext = hostContext;
}
public CloudConfigBuilder setZkHost(String zkHost) {
this.zkHost = zkHost;
return this;
}
public CloudConfigBuilder setZkClientTimeout(int zkClientTimeout) {
this.zkClientTimeout = zkClientTimeout;
return this;
}
public CloudConfigBuilder setUseGenericCoreNames(boolean useGenericCoreNames) {
this.useGenericCoreNames = useGenericCoreNames;
return this;
}
public CloudConfigBuilder setLeaderVoteWait(int leaderVoteWait) {
this.leaderVoteWait = leaderVoteWait;
return this;
}
public CloudConfigBuilder setLeaderConflictResolveWait(int leaderConflictResolveWait) {
this.leaderConflictResolveWait = leaderConflictResolveWait;
return this;
}
public CloudConfigBuilder setAutoReplicaFailoverWaitAfterExpiration(int autoReplicaFailoverWaitAfterExpiration) {
this.autoReplicaFailoverWaitAfterExpiration = autoReplicaFailoverWaitAfterExpiration;
return this;
}
public CloudConfigBuilder setAutoReplicaFailoverWorkLoopDelay(int autoReplicaFailoverWorkLoopDelay) {
this.autoReplicaFailoverWorkLoopDelay = autoReplicaFailoverWorkLoopDelay;
return this;
}
public CloudConfigBuilder setAutoReplicaFailoverBadNodeExpiration(int autoReplicaFailoverBadNodeExpiration) {
this.autoReplicaFailoverBadNodeExpiration = autoReplicaFailoverBadNodeExpiration;
return this;
}
public CloudConfigBuilder setZkCredentialsProviderClass(String zkCredentialsProviderClass) {
this.zkCredentialsProviderClass = zkCredentialsProviderClass;
return this;
}
public CloudConfigBuilder setZkACLProviderClass(String zkACLProviderClass) {
this.zkACLProviderClass = zkACLProviderClass;
return this;
}
public CloudConfigBuilder setCreateCollectionWaitTimeTillActive(int createCollectionWaitTimeTillActive) {
this.createCollectionWaitTimeTillActive = createCollectionWaitTimeTillActive;
return this;
}
public CloudConfigBuilder setCreateCollectionCheckLeaderActive(boolean createCollectionCheckLeaderActive) {
this.createCollectionCheckLeaderActive = createCollectionCheckLeaderActive;
return this;
}
public CloudConfig build() {
return new CloudConfig(zkHost, zkClientTimeout, hostPort, hostName, hostContext, useGenericCoreNames, leaderVoteWait,
leaderConflictResolveWait, autoReplicaFailoverWaitAfterExpiration, autoReplicaFailoverWorkLoopDelay,
autoReplicaFailoverBadNodeExpiration, zkCredentialsProviderClass, zkACLProviderClass, createCollectionWaitTimeTillActive,
createCollectionCheckLeaderActive);
}
}
}