Example usage for org.apache.hadoop.security Credentials getSecretKey

Introduction

In this page you can find the example usage for org.apache.hadoop.security Credentials getSecretKey.

Prototype

public byte[] getSecretKey(Text alias) 

Source Link

Document

Returns the key bytes for the alias.

Usage

From source file:org.apache.hive.storage.jdbc.dao.GenericJdbcDatabaseAccessor.java

License:Apache License

protected Properties getConnectionPoolProperties(Configuration conf) throws Exception {
    // Create the default properties object
    Properties dbProperties = getDefaultDBCPProperties();

    // override with user defined properties
    Map<String, String> userProperties = conf.getValByRegex(DBCP_CONFIG_PREFIX + "\\.*");
    if ((userProperties != null) && (!userProperties.isEmpty())) {
        for (Entry<String, String> entry : userProperties.entrySet()) {
            dbProperties.put(entry.getKey().replaceFirst(DBCP_CONFIG_PREFIX + "\\.", ""), entry.getValue());
        }//from  w  w w  .  j  ava 2  s. c o  m
    }

    // handle password
    Credentials credentials = UserGroupInformation.getCurrentUser().getCredentials();
    if (credentials.getSecretKey(DBCP_PWD) != null) {
        LOGGER.info("found token in credentials");
        dbProperties.put(DBCP_PWD, new String(credentials.getSecretKey(DBCP_PWD)));
    }

    // essential properties that shouldn't be overridden by users
    dbProperties.put("url", conf.get(JdbcStorageConfig.JDBC_URL.getPropertyName()));
    dbProperties.put("driverClassName", conf.get(JdbcStorageConfig.JDBC_DRIVER_CLASS.getPropertyName()));
    dbProperties.put("type", "javax.sql.DataSource");
    return dbProperties;
}

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From source file:org.apache.tez.common.security.TokenCache.java

License:Apache License

/**
 * auxiliary method to get user's secret keys..
 * @param alias// w ww  .j  av  a  2 s.com
 * @return secret key from the storage
 */
public static byte[] getSecretKey(Credentials credentials, Text alias) {
    if (credentials == null)
        return null;
    return credentials.getSecretKey(alias);
}

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From source file:org.springframework.yarn.examples.XdContainer.java

License:Apache License

@Override
protected void runInternal() {
    log.info("XdContainer internal run starting, setting up XD container launcher");
    log.info("Using xd.home=" + getEnvironment("xd.home"));
    log.info("Using syarn.cg.group=" + getEnvironment("syarn.cg.group"));

    // setup needed options
    ContainerOptions options = new ContainerOptions();
    AbstractOptions.setXDHome(getEnvironment("xd.home"));
    AbstractOptions.setXDTransport(Transport.redis);

    // do the xd internal container launch
    log.info("XdContainer launch");
    ContainerLauncher launcher = context.getBean(ContainerLauncher.class);
    Container container = launcher.launch(options);
    log.info("XdContainer launched id=" + container.getId() + " jvm=" + container.getJvmName());

    HeartbeatAppmasterServiceClient serviceClient = context.getBean(HeartbeatAppmasterServiceClient.class);
    Credentials credentials = getCredentials();
    String sessionId = new String(credentials.getSecretKey(new Text(YarnSystemConstants.SYARN_SEC_SESSIONID)));
    serviceClient.setSessionId(sessionId);

    // set empty node info order to enable heartbeats
    serviceClient.setNodeInfo(new NodeInfo());
}

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