Certificates

Building a Kafka cluster using containers

Environment

Four servers running Debian 11

kfk231.domain.dom - 192.168.122.231 - zookeeper, broker, connect
kfk232.domain.dom - 192.168.122.232 - zookeeper, broker, connect
kfk233.domain.dom - 192.168.122.233 - zookeeper, broker, connect
kfk234.domain.dom - 192.168.122.234 - utilities

Docker 23.0.5

All four servers have a root drive and a second …

Some steps to create certificates using OpenSSL - self-signed or singned by a CA.

Creating the conf File used for creating the csr

srv1_tstlb_cert.conf:

[req]
distinguished_name = req_distinguished_name
req_extensions = v3_req

[req_distinguished_name]
countryName = Country Name (2 letter code)
countryName_default = CA
stateOrProvinceName = State or Province Name (full name) …