public String getClientString() {
if (zkHost != null) return zkHost;
if (zkProps == null) return null;
// if the string wasn't passed as zkHost, then use the standalone server we started
if (zkRun == null) return null;
return "localhost:" + zkProps.getClientPortAddress().getPort();
}
public void start() {
if (zkRun == null) return;
zkThread =
new Thread() {
@Override
public void run() {
try {
if (zkProps.getServers().size() > 1) {
QuorumPeerMain zkServer = new QuorumPeerMain();
zkServer.runFromConfig(zkProps);
} else {
ServerConfig sc = new ServerConfig();
sc.readFrom(zkProps);
ZooKeeperServerMain zkServer = new ZooKeeperServerMain();
zkServer.runFromConfig(sc);
}
log.info("ZooKeeper Server exited.");
} catch (Exception e) {
log.error("ZooKeeper Server ERROR", e);
throw new SolrException(SolrException.ErrorCode.SERVER_ERROR, e);
}
}
};
if (zkProps.getServers().size() > 1) {
log.info(
"STARTING EMBEDDED ENSEMBLE ZOOKEEPER SERVER at port "
+ zkProps.getClientPortAddress().getPort());
} else {
log.info(
"STARTING EMBEDDED STANDALONE ZOOKEEPER SERVER at port "
+ zkProps.getClientPortAddress().getPort());
}
zkThread.setDaemon(true);
zkThread.start();
try {
Thread.sleep(500); // pause for ZooKeeper to start
} catch (Exception e) {
log.error("STARTING ZOOKEEPER", e);
}
}
public void parseConfig() {
if (zkProps == null) {
zkProps = new SolrZkServerProps();
// set default data dir
// TODO: use something based on IP+port??? support ensemble all from same solr home?
zkProps.setDataDir(dataHome);
zkProps.zkRun = zkRun;
zkProps.solrPort = Integer.toString(solrPort);
}
try {
props = SolrZkServerProps.getProperties(confHome + '/' + "zoo.cfg");
SolrZkServerProps.injectServers(props, zkRun, zkHost);
zkProps.parseProperties(props);
if (zkProps.getClientPortAddress() == null) {
zkProps.setClientPort(solrPort + 1000);
}
} catch (QuorumPeerConfig.ConfigException | IOException e) {
if (zkRun != null) throw new SolrException(SolrException.ErrorCode.SERVER_ERROR, e);
}
}
public Map<Long, QuorumPeer.QuorumServer> getServers() {
return zkProps.getServers();
}