2017-05-04 12 views
1

Lambda関数でNeo4jデータベースへのアクセスに問題があります。私はAlexaスキルを構築したいと思っています。そのAlexaスキルでは、Neo4jのようなグラフデータベースにアクセスできるはずです。 DBをクラウドに(GrapheneDBを使って)置くことでこの問題は解決すると思っていましたが、今は何かが間違っているようです。AWS Lambda関数のNeo4jサーバーへのアクセス

import org.neo4j.driver.v1.*; 
import static org.neo4j.driver.v1.Values.parameters; 

public class DB { 

public static void main(String...args) { 

    Config noSSL = Config.build().withEncryptionLevel(Config.EncryptionLevel.NONE).toConfig(); 

    Driver driver = GraphDatabase.driver("bolt://xyz.dbs.graphenedb.com:24786", AuthTokens.basic("db","pw"), noSSL); 
    try (org.neo4j.driver.v1.Session session = driver.session()) { 
    ... 
    } 

このコードは、私のIntelliJ IDEで動作しますが、私はサンプルラムダ関数にこのコードを配置しようとすると、これらのエラーが発生します。

"errorMessage": "Unable to process request: General SSLEngine problem", 
    "errorType": "org.neo4j.driver.v1.exceptions.ClientException", 
    "stackTrace": [ 
    "org.neo4j.driver.internal.connector.socket.SocketClient.start(SocketClient.java:85)", 
    "org.neo4j.driver.internal.connector.socket.SocketConnection.<init>(SocketConnection.java:63)", 
    "org.neo4j.driver.internal.connector.socket.SocketConnector.connect(SocketConnector.java:52)", 
    "org.neo4j.driver.internal.pool.InternalConnectionPool$1.allocate(InternalConnectionPool.java:191)", 
    "org.neo4j.driver.internal.pool.InternalConnectionPool$1.allocate(InternalConnectionPool.java:180)", 
    "org.neo4j.driver.internal.pool.ThreadCachingPool.allocate(ThreadCachingPool.java:212)", 
    "org.neo4j.driver.internal.pool.ThreadCachingPool.acquireFromGlobal(ThreadCachingPool.java:164)", 
    "org.neo4j.driver.internal.pool.ThreadCachingPool.acquire(ThreadCachingPool.java:118)", 
    "org.neo4j.driver.internal.pool.InternalConnectionPool.acquire(InternalConnectionPool.java:109)", 
    "org.neo4j.driver.internal.InternalDriver.session(InternalDriver.java:53)", 
    "spacegeek.SpaceGeekSpeechlet.startGraphDB(SpaceGeekSpeechlet.java:122)", 
    "spacegeek.SpaceGeekSpeechlet.onSessionStarted(SpaceGeekSpeechlet.java:87)", 
    "com.amazon.speech.speechlet.SpeechletToSpeechletV2Adapter.onSessionStarted(SpeechletToSpeechletV2Adapter.java:33)", 
    "com.amazon.speech.speechlet.SpeechletRequestDispatcher.dispatchSpeechletCall(SpeechletRequestDispatcher.java:102)", 
    "com.amazon.speech.speechlet.SpeechletRequestHandler.internalHandleSpeechletCall(SpeechletRequestHandler.java:152)", 
    "com.amazon.speech.speechlet.SpeechletRequestHandler.handleSpeechletCall(SpeechletRequestHandler.java:115)", 
    "com.amazon.speech.speechlet.lambda.SpeechletRequestStreamHandler.handleRequest(SpeechletRequestStreamHandler.java:89)" 
    ],"errorMessage": "Unable to process request: General SSLEngine problem", 
    "errorType": "org.neo4j.driver.v1.exceptions.ClientException", 
    "stackTrace": [ 
    "org.neo4j.driver.internal.connector.socket.SocketClient.start(SocketClient.java:85)", 
    "org.neo4j.driver.internal.connector.socket.SocketConnection.<init>(SocketConnection.java:63)", 
    "org.neo4j.driver.internal.connector.socket.SocketConnector.connect(SocketConnector.java:52)", 
    "org.neo4j.driver.internal.pool.InternalConnectionPool$1.allocate(InternalConnectionPool.java:191)", 
    "org.neo4j.driver.internal.pool.InternalConnectionPool$1.allocate(InternalConnectionPool.java:180)", 
    "org.neo4j.driver.internal.pool.ThreadCachingPool.allocate(ThreadCachingPool.java:212)", 
    "org.neo4j.driver.internal.pool.ThreadCachingPool.acquireFromGlobal(ThreadCachingPool.java:164)", 
    "org.neo4j.driver.internal.pool.ThreadCachingPool.acquire(ThreadCachingPool.java:118)", 
    "org.neo4j.driver.internal.pool.InternalConnectionPool.acquire(InternalConnectionPool.java:109)", 
    "org.neo4j.driver.internal.InternalDriver.session(InternalDriver.java:53)", 
    "spacegeek.SpaceGeekSpeechlet.startGraphDB(SpaceGeekSpeechlet.java:122)", 
    "spacegeek.SpaceGeekSpeechlet.onSessionStarted(SpaceGeekSpeechlet.java:87)", 
    "com.amazon.speech.speechlet.SpeechletToSpeechletV2Adapter.onSessionStarted(SpeechletToSpeechletV2Adapter.java:33)", 
    "com.amazon.speech.speechlet.SpeechletRequestDispatcher.dispatchSpeechletCall(SpeechletRequestDispatcher.java:102)", 
    "com.amazon.speech.speechlet.SpeechletRequestHandler.internalHandleSpeechletCall(SpeechletRequestHandler.java:152)", 
    "com.amazon.speech.speechlet.SpeechletRequestHandler.handleSpeechletCall(SpeechletRequestHandler.java:115)", 
    "com.amazon.speech.speechlet.lambda.SpeechletRequestStreamHandler.handleRequest(SpeechletRequestStreamHandler.java:89)" 
    ], 

は、誰もがそれを助けることはできますか?または、Neo4j DBにアクセスするより良い方法はありますか?

答えて

2

問題を解決しました。暗号化の設定を変更するだけで済みます。

Config SSL = Config.build().withEncryption().toConfig(); 

多分誰かを助けるかもしれません。