Mongodb/logstash connect error

[carly.richmond]

@jskang

com.mongodb.MongoSocketOpenException: Exception opening socket
        at com.mongodb.internal.connection.SocketStream.open(SocketStream.java:73) ~[mongodb-driver-core-4.8.1.jar:?]
        at com.mongodb.internal.connection.InternalStreamConnection.open(InternalStreamConnection.java:183) ~[mongodb-driver-core-4.8.1.jar:?]
        at com.mongodb.internal.connection.DefaultServerMonitor$ServerMonitorRunnable.lookupServerDescription(DefaultServerMonitor.java:198) [mongodb-driver-core-4.8.1.jar:?]
        at com.mongodb.internal.connection.DefaultServerMonitor$ServerMonitorRunnable.run(DefaultServerMonitor.java:158) [mongodb-driver-core-4.8.1.jar:?]
        at java.lang.Thread.run(Thread.java:833) [?:?]
Caused by: java.net.ConnectException: Connection refused

This looks like Logstash is struggling to connect to your MongoDB instance. Can you check your connection URL, username and password?