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Example 1 with NOPAnnouncer

use of com.twitter.distributedlog.service.announcer.NOPAnnouncer in project distributedlog by twitter.

the class DistributedLogServer method runServer.

public void runServer() throws ConfigurationException, IllegalArgumentException, IOException {
    if (!uri.isPresent()) {
        throw new IllegalArgumentException("No distributedlog uri provided.");
    }
    URI dlUri = URI.create(uri.get());
    DistributedLogConfiguration dlConf = new DistributedLogConfiguration();
    if (conf.isPresent()) {
        String configFile = conf.get();
        try {
            dlConf.loadConf(new File(configFile).toURI().toURL());
        } catch (ConfigurationException e) {
            throw new IllegalArgumentException("Failed to load distributedlog configuration from " + configFile + ".");
        } catch (MalformedURLException e) {
            throw new IllegalArgumentException("Failed to load distributedlog configuration from malformed " + configFile + ".");
        }
    }
    this.configExecutorService = Executors.newScheduledThreadPool(1, new ThreadFactoryBuilder().setNameFormat("DistributedLogService-Dyncfg-%d").setDaemon(true).build());
    // server configuration and dynamic configuration
    ServerConfiguration serverConf = new ServerConfiguration();
    serverConf.loadConf(dlConf);
    // overwrite the shard id if it is provided in the args
    if (shardId.isPresent()) {
        serverConf.setServerShardId(shardId.get());
    }
    serverConf.validate();
    DynamicDistributedLogConfiguration dynDlConf = getServiceDynConf(dlConf);
    logger.info("Starting stats provider : {}", statsProvider.getClass());
    statsProvider.start(dlConf);
    if (announceServerSet.isPresent() && announceServerSet.get()) {
        announcer = new ServerSetAnnouncer(dlUri, port.or(0), statsPort.or(0), shardId.or(0));
    } else {
        announcer = new NOPAnnouncer();
    }
    // Build the stream partition converter
    StreamPartitionConverter converter;
    try {
        converter = ReflectionUtils.newInstance(serverConf.getStreamPartitionConverterClass());
    } catch (ConfigurationException e) {
        logger.warn("Failed to load configured stream-to-partition converter. Fallback to use {}", IdentityStreamPartitionConverter.class.getName());
        converter = new IdentityStreamPartitionConverter();
    }
    StreamConfigProvider streamConfProvider = getStreamConfigProvider(dlConf, converter);
    // pre-run
    preRun(dlConf, serverConf);
    Pair<DistributedLogServiceImpl, Server> serverPair = runServer(serverConf, dlConf, dynDlConf, dlUri, converter, statsProvider, port.or(0), keepAliveLatch, statsReceiver, thriftmux.isPresent(), streamConfProvider);
    this.dlService = serverPair.getLeft();
    this.server = serverPair.getRight();
    // announce the service
    announcer.announce();
}
Also used : MalformedURLException(java.net.MalformedURLException) Server(com.twitter.finagle.builder.Server) ServerConfiguration(com.twitter.distributedlog.service.config.ServerConfiguration) URI(java.net.URI) DynamicDistributedLogConfiguration(com.twitter.distributedlog.config.DynamicDistributedLogConfiguration) IdentityStreamPartitionConverter(com.twitter.distributedlog.service.streamset.IdentityStreamPartitionConverter) StreamPartitionConverter(com.twitter.distributedlog.service.streamset.StreamPartitionConverter) DynamicDistributedLogConfiguration(com.twitter.distributedlog.config.DynamicDistributedLogConfiguration) DistributedLogConfiguration(com.twitter.distributedlog.DistributedLogConfiguration) ServerSetAnnouncer(com.twitter.distributedlog.service.announcer.ServerSetAnnouncer) ConfigurationException(org.apache.commons.configuration.ConfigurationException) IdentityStreamPartitionConverter(com.twitter.distributedlog.service.streamset.IdentityStreamPartitionConverter) ThreadFactoryBuilder(com.google.common.util.concurrent.ThreadFactoryBuilder) NOPAnnouncer(com.twitter.distributedlog.service.announcer.NOPAnnouncer) DefaultStreamConfigProvider(com.twitter.distributedlog.service.config.DefaultStreamConfigProvider) ServiceStreamConfigProvider(com.twitter.distributedlog.service.config.ServiceStreamConfigProvider) NullStreamConfigProvider(com.twitter.distributedlog.service.config.NullStreamConfigProvider) StreamConfigProvider(com.twitter.distributedlog.service.config.StreamConfigProvider) File(java.io.File)

Aggregations

ThreadFactoryBuilder (com.google.common.util.concurrent.ThreadFactoryBuilder)1 DistributedLogConfiguration (com.twitter.distributedlog.DistributedLogConfiguration)1 DynamicDistributedLogConfiguration (com.twitter.distributedlog.config.DynamicDistributedLogConfiguration)1 NOPAnnouncer (com.twitter.distributedlog.service.announcer.NOPAnnouncer)1 ServerSetAnnouncer (com.twitter.distributedlog.service.announcer.ServerSetAnnouncer)1 DefaultStreamConfigProvider (com.twitter.distributedlog.service.config.DefaultStreamConfigProvider)1 NullStreamConfigProvider (com.twitter.distributedlog.service.config.NullStreamConfigProvider)1 ServerConfiguration (com.twitter.distributedlog.service.config.ServerConfiguration)1 ServiceStreamConfigProvider (com.twitter.distributedlog.service.config.ServiceStreamConfigProvider)1 StreamConfigProvider (com.twitter.distributedlog.service.config.StreamConfigProvider)1 IdentityStreamPartitionConverter (com.twitter.distributedlog.service.streamset.IdentityStreamPartitionConverter)1 StreamPartitionConverter (com.twitter.distributedlog.service.streamset.StreamPartitionConverter)1 Server (com.twitter.finagle.builder.Server)1 File (java.io.File)1 MalformedURLException (java.net.MalformedURLException)1 URI (java.net.URI)1 ConfigurationException (org.apache.commons.configuration.ConfigurationException)1