Hi, Sorry, I'm traveling this week and I have limited time to answer. I will reply during the weekend.
Regards JB On Tue, Apr 25, 2023 at 8:08 AM Ephemeris Lappis <[email protected]> wrote: > > Hello. > > I'm trying to configure remote JMX access to Karaf instances running > inside containers. > > I've found a working configuration, but it produces some warning or > error logs at startup. > > I've adapted the etc/org.apache.karaf.management.cfg to set 0.0.0.0 > instead of 127.0.0.1 for both rmiRegistryHost and rmiServerHost. > > When Karaf is launched, I've added this to JAVA_OPTS : > -Djava.rmi.server.hostname=localhost \ > -Dcom.sun.management.jmxremote \ > -Dcom.sun.management.jmxremote.port=1089 \ > -Dcom.sun.management.jmxremote.rmi.port=1099 \ > -Dcom.sun.management.jmxremote.local.only=false \ > -Dcom.sun.management.jmxremote.authenticate=false \ > -Dcom.sun.management.jmxremote.ssl=false > > The "java.rmi.server.hostname=localhost" is needed since I have to > access JMX through a ssh tunnel, and the name server must be > localhost. But I have this warning in the logs : > > 2023-04-25T16:11:23,244 | WARN | activator-1-thread-1 | Activator > | 40 - org.apache.karaf.management.server - 4.4.3 | > | java.rmi.server.hostname system property is already set to > localhost. Apache Karaf doesn't override it > > I suppose that as a simple warning, it doesn't matter. Which name does > Karaf try to set without my property ? > > In the Karaf's management cfg file, port 1099 for the RMI server seems > to be already defined, but if I don't add > "com.sun.management.jmxremote.rmi.port=1099", external access doesn't > work. But with my property, Karaf produces this log at startup : > > 2023-04-25T16:11:23,278 | ERROR | activator-1-thread-1 | Activator > | 40 - org.apache.karaf.management.server - 4.4.3 | > | Can't init JMXConnectorServer: Port already in use: 1099; nested > exception is: \n java.net.BindException: Adresse déjà utilisée > > How karaf handles JMX is not very clear for me... Somebody has a clearer idea > ? > > Thanks for your help. > > Regards.
