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Tibor Repasi commented on CASSANDRA-16378: ------------------------------------------ Finally, nodetool can also expose the options (admittedly, is not very pretty) {code} % bin/nodetool clientstats --all Address SSL Cipher Protocol Version User Keyspace Requests Driver-Name Driver-Version Client-Options localhost/127.0.0.1:50576 false undefined undefined 5 anonymous 3 DataStax Python Driver 3.25.0 {"DRIVER_VERSION":"3.25.0","DRIVER_NAME":"DataStax Python Driver","CQL_VERSION":"3.4.5"} /127.0.0.1:50594 false undefined undefined 5 anonymous 3 DataStax Java driver for Apache Cassandra(R) 4.13.0 {"DRIVER_NAME":"DataStax Java driver for Apache Cassandra(R)","APPLICATION_VERSION":"1.2.3","DRIVER_VERSION":"4.13.0","CLIENT_ID":"e502fa5a-7e63-4c30-b960-7b41870a8bd9","APPLICATION_NAME":"TestApp","CQL_VERSION":"3.0.0"} localhost/127.0.0.1:50575 false undefined undefined 5 anonymous 16 DataStax Python Driver 3.25.0 {"DRIVER_VERSION":"3.25.0","DRIVER_NAME":"DataStax Python Driver","CQL_VERSION":"3.4.5"} /127.0.0.1:50593 false undefined undefined 5 anonymous 18 DataStax Java driver for Apache Cassandra(R) 4.13.0 {"DRIVER_NAME":"DataStax Java driver for Apache Cassandra(R)","APPLICATION_VERSION":"1.2.3","DRIVER_VERSION":"4.13.0","CLIENT_ID":"e502fa5a-7e63-4c30-b960-7b41870a8bd9","APPLICATION_NAME":"TestApp","CQL_VERSION":"3.0.0"} Total connected clients: 4 User Connections anonymous 4 {code} > Expose application_name and application_version in virtual table > system_views.clients > ------------------------------------------------------------------------------------- > > Key: CASSANDRA-16378 > URL: https://issues.apache.org/jira/browse/CASSANDRA-16378 > Project: Cassandra > Issue Type: Improvement > Components: Feature/Virtual Tables > Reporter: Tibor Repasi > Assignee: Tibor Repasi > Priority: Normal > Labels: AdventCalendar2021, gsoc2021, lhf, mentor > > Recent java-driver's > [com.datastax.oss.driver.api.core.session.SessionBuilder|https://docs.datastax.com/en/drivers/java/4.9/com/datastax/oss/driver/api/core/session/SessionBuilder.html] > respects properties > [ApplicationName|https://docs.datastax.com/en/drivers/java/4.9/com/datastax/oss/driver/api/core/session/SessionBuilder.html#withApplicationName-java.lang.String-] > and > [ApplicationVersion|https://docs.datastax.com/en/drivers/java/4.9/com/datastax/oss/driver/api/core/session/SessionBuilder.html#withApplicationVersion-java.lang.String-]. > It would be helpful to exposed this information via virtual table > {{system_views.clients}} and with {{nodetool clientstats}}. > +Additional information for newcomers:+ > The drivers can send as part of the {{STARTUP MESSAGE}} the > {{APPLICATION_NAME}} and {{APPLICATION_VERSION}} options. To new volatile > fields {{applicationName}} and {{applicationVersion}} need to be added to > {{ClientState}} in a similar way to {{driverName}} and {{driverVersion}}. > The {{APPLICATION_NAME}} and {{APPLICATION_VERSION}} optionsneed to be > retrieved in {{StartupMessage#execute}} and passed to the {{ClientState}}. > The new {{application_name}} and {{application_version}} columns need to be > added to the {{system_views.clients}} represented by the {{ClientsTable}} > class. The data then need to be retrieved from the {{ClientState}} through > {{ConnectedClient}}. > Some unit tests similat to {{SettingsTableTest}} should be added. -- This message was sent by Atlassian Jira (v8.20.1#820001) --------------------------------------------------------------------- To unsubscribe, e-mail: commits-unsubscr...@cassandra.apache.org For additional commands, e-mail: commits-h...@cassandra.apache.org