Use the supplied setup.sh script to install HAA Server on a single machine.
./setup.sh --single-machine [--temp-dir=<dir>>] [--hostname=<full_public_host_name_of_machine>] [--port=<port>] [--certfile=</path/to/your/file.crt>] [--keyfile=</path/to/your/file.key>][--eula-accepted]
During the process you might be prompted to accept the End User License Agreement, as well as for hostname/port and the crt/key file path if not entered in advance.
You might also be prompted for passwords to the other nodes.