我想從PHP客戶端連接到hiveserver2。但是,我得到一個空白頁面(我應該看到蜂巢中的表格列表)。我修改了代碼 https://github.com/garamon/php-thrift-hive-client。最初,我得到這個錯誤 TSocket: timed out reading 4 bytes from host
。按照這裏建議的https://stackoverflow.com/a/19199938/4379550執行補丁之後。錯誤消失了,但我什麼都沒有。我的代碼如下php蜂巢服務器2問題
<?php
$GLOBALS['THRIFT_ROOT'] = dirname(__FILE__) . '/lib';
require_once $GLOBALS['THRIFT_ROOT'] . '/packages/hive_service/ThriftHive.php';
require_once $GLOBALS['THRIFT_ROOT'] . '/transport/TSocket.php';
require_once $GLOBALS['THRIFT_ROOT'] . '/protocol/TBinaryProtocol.php';
require_once dirname(__FILE__) . '/ThriftHiveClientEx.php';
$transport = new TSocket('hadoop-gate.iis.u-tokyo.ac.jp', 10000);
$transport->setSendTimeout(600 * 100);
$transport->setRecvTimeout(600 * 100);
$client = new ThriftHiveClientEx(new TBinaryProtocol($transport));
$client->open();
//show tables
$client->execute('SHOW TABLES');
print_r($client);
$tables = $client->fetchAll();
print_r($tables);
foreach ($tables as $name){
echo(" found: {$name}\n");
}
?>
如下圖所示,從Cloudera的經理檢索到的服務器上的錯誤消息:
6:49:48.859 PM ERROR org.apache.thrift.server.TThreadPoolServer
Error occurred during processing of message.
java.lang.RuntimeException: org.apache.thrift.transport.TTransportException: Invalid status -128
at org.apache.thrift.transport.TSaslServerTransport$Factory.getTransport(TSaslServerTransport.java:219)
at org.apache.thrift.server.TThreadPoolServer$WorkerProcess.run(TThreadPoolServer.java:227)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:745)
Caused by: org.apache.thrift.transport.TTransportException: Invalid status -128
at org.apache.thrift.transport.TSaslTransport.sendAndThrowMessage(TSaslTransport.java:230)
at org.apache.thrift.transport.TSaslTransport.receiveSaslMessage(TSaslTransport.java:184)
at org.apache.thrift.transport.TSaslServerTransport.handleSaslStartMessage(TSaslServerTransport.java:125)
at org.apache.thrift.transport.TSaslTransport.open(TSaslTransport.java:262)
at org.apache.thrift.transport.TSaslServerTransport.open(TSaslServerTransport.java:41)
at org.apache.thrift.transport.TSaslServerTransport$Factory.getTransport(TSaslServerTransport.java:216)
... 4 more
我會明白任何幫助。提前謝謝了。
你能迴應'$ client'和'$ tables'並在這裏更新嗎? –
@RamananR感謝您的回覆。不幸的是,我對PHP和節儉都很陌生。當我嘗試echo $ client時,它說它不能轉換爲字符串,而echo $ tables不顯示任何內容(空白輸出)。 – Dunstan
嘗試'print_r($ client)' –