[英]Connect to AWS keyspaces with Spring reactive data autoconfiguration
我尝试使用spring-boot-starter-data-cassandra-reactive
连接到我的 aws 密钥空间,但出现以下错误:
Error creating bean with name 'cassandraSession' defined in class path resource [com/pams/framework/windsoncore/configurations/CassandraConfiguration.class]: Invocation of init method failed; nested exception is com.datastax.oss.driver.api.core.AllNodesFailedException: Could not reach any contact point, make sure you've provided valid addresses (showing first 1 nodes, use getAllErrors() for more): Node(endPoint=cassandra.us-east-2.amazonaws.com:9142, hostId=null, hashCode=33a6c4f3): [com.datastax.oss.driver.api.core.DriverTimeoutException: [s5|control|id: 0xe0ebe047, L:/10.0.0.128:54474 - R:cassandra.us-east-2.amazonaws.com/3.12.23.155:9142] Protocol initialization request, step 1 (OPTIONS): timed out after 500 ms]
我尝试了他们的文档,行得通,但我想使用 spring 自动配置和反应式 cassandra 存储库。 我在 application.yml 中添加了所有配置并将trustStore
信息作为 JVM args 传递。 但我无法克服这些错误。 我试过四处寻找这个,但没有找到一个可行的解决方案。
如果有人能在这里帮助我,我将不胜感激。
我还尝试了以下方法:
@Configuration
@Slf4j
@EnableReactiveCassandraRepositories
public class CassandraConfiguration extends AbstractReactiveCassandraConfiguration {
@Override
protected String getContactPoints() {
return "cassandra.us-east-2.amazonaws.com";
}
@Override
protected int getPort() {
return 9142;
}
@Override
protected String getKeyspaceName() {
return "windson";
}
@Override
protected CqlSession getRequiredSession() {
// TODO Auto-generated method stub
DriverConfigLoader loader = DriverConfigLoader.fromClasspath("application.conf");
return CqlSession.builder().withConfigLoader(loader).build();
}
}
您需要在application.conf
文件中增加连接超时时间为:
datastax-java-driver {
advanced.connection {
connect-timeout = 5 seconds
init-query-timeout = 5 seconds
}
}
或升级到 Java 驱动程序 4.9,其中init-query-timeout
已从 500 毫秒增加到 5 秒。
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