[英]spymemcached java client for couchbase
我正在嘗試編寫一個簡單的Java客戶端以使用spymemcached庫與Couchbase進行交互(我的要求是,我無法使用Couchbase SDK)
我的代碼如下所示-
AuthDescriptor ad = new AuthDescriptor(new String[] { "PLAIN" },
new PlainCallbackHandler(
"****", "****"));
MemcachedClient client = new MemcachedClient(
new ConnectionFactoryBuilder()
.setProtocol(ConnectionFactoryBuilder.Protocol.BINARY)
.setAuthDescriptor(ad)
.build(),
AddrUtil.getAddresses(Arrays.asList("127.0.0.1:11211")));
// Store a value (async) for one hour
client.set("someKey", 3600, "someValue");
client.set("otherKey", 3600, 100L);
client.set("1", 3600, 1);
client.set("2", 3600, 2);
// Retrieve a value.
Object myObject = client.get("someKey");
System.out.println(myObject);
Map<String, Object> someKey = client.getBulk("someKey");
for (Map.Entry<String, Object> entry : someKey.entrySet()) {
System.out.println(entry.getKey());
System.out.println(entry.getValue());
}
Collection<SocketAddress> servers = client.getAvailableServers();
System.out.println(servers);
client.shutdown();
我已經在本地主機中啟動並運行了ouchbase服務器,並且在運行上述代碼時,出現以下錯誤-
2017-07-24 15:42:58.397 INFO net.spy.memcached.MemcachedConnection: Added {QA sa=/127.0.0.1:11211, #Rops=0, #Wops=0, #iq=0, topRop=null, topWop=null, toWrite=0, interested=0} to connect queue
2017-07-24 15:42:58.558 ERROR net.spy.memcached.protocol.binary.SASLAuthOperationImpl: Error: Auth failure
2017-07-24 15:42:58.559 WARN net.spy.memcached.protocol.binary.BinaryMemcachedNodeImpl: Discarding partially completed op: SASL auth operation
2017-07-24 15:42:58.560 INFO net.spy.memcached.MemcachedConnection: Reconnection due to exception handling a memcached operation on {QA sa=/127.0.0.1:11211, #Rops=0, #Wops=0, #iq=0, topRop=null, topWop=null, toWrite=0, interested=1}. This may be due to an authentication failure.
OperationException: SERVER: Auth failure
at net.spy.memcached.protocol.BaseOperationImpl.handleError(BaseOperationImpl.java:192)
at net.spy.memcached.protocol.binary.OperationImpl.finishedPayload(OperationImpl.java:204)
at net.spy.memcached.protocol.binary.SASLBaseOperationImpl.finishedPayload(SASLBaseOperationImpl.java:98)
at net.spy.memcached.protocol.binary.OperationImpl.readPayloadFromBuffer(OperationImpl.java:196)
at net.spy.memcached.protocol.binary.OperationImpl.readFromBuffer(OperationImpl.java:139)
at net.spy.memcached.MemcachedConnection.readBufferAndLogMetrics(MemcachedConnection.java:861)
at net.spy.memcached.MemcachedConnection.handleReads(MemcachedConnection.java:840)
at net.spy.memcached.MemcachedConnection.handleReadsAndWrites(MemcachedConnection.java:720)
at net.spy.memcached.MemcachedConnection.handleIO(MemcachedConnection.java:683)
at net.spy.memcached.MemcachedConnection.handleIO(MemcachedConnection.java:436)
at net.spy.memcached.MemcachedConnection.run(MemcachedConnection.java:1446)
2017-07-24 15:42:58.561 WARN net.spy.memcached.MemcachedConnection: Closing, and reopening {QA sa=/127.0.0.1:11211, #Rops=0, #Wops=0, #iq=0, topRop=null, topWop=null, toWrite=0, interested=1}, attempt 0.
2017-07-24 15:42:58.564 WARN net.spy.memcached.MemcachedConnection: Could not redistribute to another node, retrying primary node for someKey.
2017-07-24 15:42:58.565 WARN net.spy.memcached.MemcachedConnection: Could not redistribute to another node, retrying primary node for otherKey.
2017-07-24 15:42:58.565 WARN net.spy.memcached.MemcachedConnection: Could not redistribute to another node, retrying primary node for 1.
2017-07-24 15:42:58.565 WARN net.spy.memcached.MemcachedConnection: Could not redistribute to another node, retrying primary node for 2.
2017-07-24 15:42:58.565 WARN net.spy.memcached.MemcachedConnection: Could not redistribute to another node, retrying primary node for someKey.
2017-07-24 15:42:58.659 WARN net.spy.memcached.auth.AuthThread: Authentication failed to /127.0.0.1:11211, Status: {OperationStatus success=false: cancelled}
2017-07-24 15:42:58.661 WARN net.spy.memcached.MemcachedConnection: Could not redistribute to another node, retrying primary node for someKey.
2017-07-24 15:42:58.661 WARN net.spy.memcached.MemcachedConnection: Could not redistribute to another node, retrying primary node for otherKey.
2017-07-24 15:42:58.661 WARN net.spy.memcached.MemcachedConnection: Could not redistribute to another node, retrying primary node for 1.
2017-07-24 15:42:58.662 WARN net.spy.memcached.MemcachedConnection: Could not redistribute to another node, retrying primary node for 2.
2017-07-24 15:42:58.662 WARN net.spy.memcached.MemcachedConnection: Could not redistribute to another node, retrying primary node for someKey.
我還嘗試使用telnet連接到localhost實例並運行stats命令,但收到此錯誤SERVER_ERROR unauthorized, null bucket
感謝任何輸入來解決此問題!
當我嘗試使用穩定版Couchbase Server 4.6.0時,Couchbase Server 5.0 Beta 2版本會出現此問題。
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