Neither listener specific nor ssl.client.auth is working dynamically On Fri, Jun 4, 2021, 13:04 Ran Lupovich <ranlupov...@gmail.com> wrote:
> And not* to specific listener > > בתאריך יום ו׳, 4 ביוני 2021, 10:30, מאת Ran Lupovich < > ranlupov...@gmail.com > >: > > > According to documentation it is dynamic and should work, though it is > > "general" ssl.auth of the entire broker setting and to specific listener > as > > you are trying out , but the logic says it should work the same... > besides > > that I do not have anything smart to suggest, the only understanding we > > need is if specfic listener config is dynamic changeable and when it take > > place? New connections? Do all your client fully discconect and reconnect > > to that listener? > > > > בתאריך יום ו׳, 4 ביוני 2021, 10:25, מאת Anjali Sharma < > > sharma.anjali.2...@gmail.com>: > > > >> Yes restarting the Kafka solves the problem but as it is dynamic there > is > >> no need to restart the Kafka right? > >> > >> On Fri, Jun 4, 2021, 12:13 Ran Lupovich <ranlupov...@gmail.com> wrote: > >> > >> > Restarting the broker solves the problem? Do your clients fully > >> disconnect > >> > and reconnect? > >> > > >> > בתאריך יום ו׳, 4 ביוני 2021, 09:24, מאת Anjali Sharma < > >> > sharma.anjali.2...@gmail.com>: > >> > > >> > > Hi Ran, > >> > > > >> > > Thank you so much for the help, but had already gone through the > >> > > documentation, but despite doing the same thing it is not working , > we > >> > are > >> > > not getting any client certificate request as such , is there > anything > >> > that > >> > > I am missing in the executing the command or we need to restart the > >> > brokers > >> > > or anything else we need to do? > >> > > > >> > > > >> > > Thanks & Regards > >> > > Anjali > >> > > > >> > > On Fri, Jun 4, 2021 at 11:17 AM Ran Lupovich <ranlupov...@gmail.com > > > >> > > wrote: > >> > > > >> > > > Adding this information that supports your assumptions that it > >> should > >> > be > >> > > > dynamically supportedNotice the update mode - > >> > > > > >> > > > Dynamic Update Mode option in Broker Configurations > >> > > > < > >> > > > > >> > > > >> > > >> > https://docs.confluent.io/platform/current/installation/configuration/broker-configs.html#cp-config-brokers > >> > > > > > >> > > > for > >> > > > the update mode of each broker configuration. > >> > > > > >> > > > - read-only: Requires a broker restart for update. > >> > > > - per-broker: May be updated dynamically for each broker. > >> > > > - cluster-wide: May be updated dynamically as a cluster-wide > >> > default. > >> > > > May also be updated as a per-broker value for testing > >> > > > > >> > > > > >> > > > > >> > > > ssl.client.auth > >> > > > < > >> > > > > >> > > > >> > > >> > https://docs.confluent.io/platform/current/installation/configuration/broker-configs.html#brokerconfigs_ssl.client.auth > >> > > > > > >> > > > > >> > > > Configures kafka broker to request client authentication. The > >> following > >> > > > settings are common: > >> > > > > >> > > > - ssl.client.auth=required If set to required client > >> authentication > >> > is > >> > > > required. > >> > > > - ssl.client.auth=requested This means client authentication is > >> > > > optional. unlike required, if this option is set client can > >> choose > >> > not > >> > > > to > >> > > > provide authentication information about itself > >> > > > - ssl.client.auth=none This means client authentication is not > >> > needed. > >> > > > > >> > > > Type: string > >> > > > Default: none > >> > > > Valid Values: [required, requested, none] > >> > > > Importance: medium > >> > > > Update Mode: per-broker > >> > > > > >> > > > בתאריך יום ו׳, 4 ביוני 2021, 08:30, מאת Anjali Sharma < > >> > > > sharma.anjali.2...@gmail.com>: > >> > > > > >> > > > > Dear All, > >> > > > > > >> > > > > When trying to configure mtls without restarting the brokers it > is > >> > not > >> > > > > working. > >> > > > > For mutualTLS "ssl.client.auth" should be set to "required". So, > >> if > >> > we > >> > > > are > >> > > > > trying to do the dynamic update using the below command > >> > > > > > >> > > > > *sh /opt/kafka/bin/kafka-configs.sh --bootstrap-server > >> > localhost:28104 > >> > > > > --entity-type brokers --entity-name 117373 **--alter > --add-config > >> > > > > listener.name.app.ssl.client.auth=required* > >> > > > > *Completed updating config for broker 117373.* > >> > > > > > >> > > > > > >> > > > > > >> > > > > > >> > > > > *sh /opt/kafka/bin/kafka-configs.sh --bootstrap-server > >> > localhost:28104 > >> > > > > --entity-type brokers --entity-name 117373 --describeDynamic > >> configs > >> > > for > >> > > > > broker 117373 are: listener.name.app.ssl.client.auth=required > >> > > > > sensitive=false > >> > > > > > >> > > > > >> > > > >> > > >> > synonyms={DYNAMIC_BROKER_CONFIG:listener.name.app.ssl.client.auth=required, > >> > > > > STATIC_BROKER_CONFIG:ssl.client.auth=none, > >> > > > > DEFAULT_CONFIG:ssl.client.auth=none}* > >> > > > > Dynamic command execution is success but in captured > tcpdump(pcap) > >> > > > > "Certificate Request" is not sent from Server below enter image > >> > > > description > >> > > > > here. > >> > > > > > >> > > > > > >> > > > > But if we alter manually and restart Kafka we can see > "Certificate > >> > > > > Request" from Server in tcpdump. > >> > > > > > >> > > > > Please help in resolving the dynamic update of altering > >> > > > > "ssl.client.auth=Required" > >> > > > > > >> > > > > > >> > > > > Pcap image is attached > >> > > > > > >> > > > > > >> > > > > >> > > > >> > > >> > > >
