29825ac18b
This creates TLS certs for Zookeeper, uses them inside the ZK quorum, and configures Nodepool and Zuul to use them as well. A full system restart of all ZK-related components will be required after merging this patch. Change-Id: I0cb96a989f3d2c7e0563ce8899f2a5945ea225b3
Install, configure, and run zookeeper servers.