okd/roles/contiv

Contiv

Install Contiv components (netmaster, netplugin, contiv_etcd) on Master and Minion nodes

Requirements

• Ansible 2.2
• Centos/ RHEL

Current Contiv restrictions when used with Openshift

• Openshift Origin only
• VLAN encap mode only (default for Openshift Ansible)
• Bare metal deployments only
• Requires additional network configuration on the external physical routers (ref. Openshift docs Contiv section)

Key Ansible inventory configuration parameters

• openshift_use_contiv=True
• openshift_use_openshift_sdn=False
• os_sdn_network_plugin_name='cni'
• contiv_netmaster_interface=eth0
• contiv_netplugin_interface=eth1
• ref. Openshift docs Contiv section for more details

Example bare metal deployment of Openshift + Contiv

• Example bare metal deployment

• contiv241 is a Master + minion node
• contiv242 and contiv243 are minion nodes
• VLANs 1001, 1002 used for contiv container networks
• VLAN 10 used for cluster-internal host network
• VLANs added to isolated VRF on external physical switch
• Static routes added on external switch as shown to allow routing between host and container networks
• External switch also used for public internet access