It is correct that Auth changes take effect across all nodes. So that would be your procedure, done.
May you have looked at docs for self-managed Solr with no zookeeper? In that case you must touch each node at a time. Jan Høydahl > 26. des. 2023 kl. 08:20 skrev Uday Kumar <uday.p...@indiamart.com.invalid>: > > Hello all, > > In our production environment, we currently utilize Solr Cloud 8.10 with 8 > nodes/shards (i.e., 8 different servers), without any authentication plugin. > > *Our New Requirement:* > To implement Basic Authentication on Solr Cloud to prevent unauthorized > access. > > Here are the steps we have undertaken in our development environment:* [we > used Single Server, but nodes/shards with 8 different ports]* > 1. Created the security.json file. > 2. Configured and created different users as required. > 3. Uploaded the security.json file to Zookeeper. > > Surprisingly, *authentication is enabled on all nodes/shards* immediately > after pushing the security.json file to Zookeeper. > > However, according to the Solr Documentation, a restart of each node is > required for authentication changes to take effect across all nodes/shards. > > Our main query is, what is the correct approach for making authentication > changes live on all Nodes/Shards? > > *Thanks & Regards,* > *Uday Kumar*