A set of Ansible playbooks, defined by openness-experience-kits are used to achieve one-stop setup of edge controllor and edge gateway.
...
Time must be configured on all hosts (refer to "Configuring time")
Hosts for Edge Controller (Kubernetes master) and Edge Nodes (Kubernetes workers) must have proper and unique hostname (not
localhost). This hostname must be specified in/etc/hosts(refer to "Setup static hostname").Ansible inventory must be configured (refer to "Configuring inventory").
SSH keys must be exchanged with hosts (refer to "Exchanging SSH keys with hosts").
Proxy must be configured if needed (refer to "Setting proxy").
If a private repository is used Github token has to be set up (refer to "GitHub Token").
Configuring time
By default CentOS ships with chrony NTP client. It uses default NTP servers listed below that might not be available in certain networks:
...