From f9ef0c1b1c9457dec209d69a76ae52fe6781f65d Mon Sep 17 00:00:00 2001 From: Michal Zegan Date: Tue, 25 Jun 2019 11:05:05 +0200 Subject: Updated inventory template in install guide Updated the inventory file template in install guide to cover new group structure. Just copy-paste of current inventory/hosts.yml same as before. Change-Id: Iade5f8120b06bccebf8f156b2637998722ecfa07 Issue-ID: OOM-1778 Signed-off-by: Michal Zegan --- docs/InstallGuide.rst | 95 +++++++++++++++++++++++++++++---------------------- 1 file changed, 55 insertions(+), 40 deletions(-) (limited to 'docs/InstallGuide.rst') diff --git a/docs/InstallGuide.rst b/docs/InstallGuide.rst index 95b5749f..7e8ebf04 100644 --- a/docs/InstallGuide.rst +++ b/docs/InstallGuide.rst @@ -168,20 +168,29 @@ We need to setup the ``'hosts.yml'`` first, the template looks like this:: # This is group of hosts which are/will be part of Kubernetes cluster. kubernetes: - hosts: - kubernetes-node-1: - ansible_host: 10.8.8.19 - #ip of the node that it uses for communication with k8s cluster. - cluster_ip: 10.8.8.19 - - # This is a group of hosts that are to be used as kubernetes control plane nodes. - # This means they host kubernetes api server, controller manager and scheduler. - # This example uses infra for this purpose, however note that any - # other host could be used including kubernetes nodes. - # cluster_ip needs to be set for hosts used as control planes. - kubernetes-control-plane: - hosts: - infrastructure-server + children: + # This is a group of hosts containing kubernetes worker nodes. + kubernetes-node: + hosts: + kubernetes-node-1: + ansible_host: 10.8.8.19 + #ip of the node that it uses for communication with k8s cluster. + cluster_ip: 10.8.8.19 + + # Group of hosts containing etcd cluster nodes. + # Defaults to infra. + kubernetes-etcd: + hosts: + infrastructure-server + + # This is a group of hosts that are to be used as kubernetes control plane nodes. + # This means they host kubernetes api server, controller manager and scheduler. + # This example uses infra for this purpose, however note that any + # other host could be used including kubernetes nodes. + # cluster_ip needs to be set for hosts used as control planes. + kubernetes-control-plane: + hosts: + infrastructure-server nfs-server: hosts: @@ -222,37 +231,43 @@ After all the changes, the ``'hosts.yml'`` should look similar to this:: infrastructure: hosts: infrastructure-server: - ansible_host: 10.8.8.100 + ansible_host: 10.8.8.13 #IP used for communication between infra and kubernetes nodes, must be specified. cluster_ip: 10.8.8.100 # This is group of hosts which are/will be part of Kubernetes cluster. kubernetes: - hosts: - kubernetes-node-1: - ansible_host: 10.8.8.101 - #ip of the node that it uses for communication with k8s cluster. - cluster_ip: 10.8.8.101 - kubernetes-node-2: - ansible_host: 10.8.8.102 - #ip of the node that it uses for communication with k8s cluster. - cluster_ip: 10.8.8.102 - kubernetes-node-3: - ansible_host: 10.8.8.103 - #ip of the node that it uses for communication with k8s cluster. - cluster_ip: 10.8.8.103 - - # This is a group of hosts that are to be used as kubernetes control plane nodes. - # This means they host kubernetes api server, controller manager and scheduler. - # This example uses infra for this purpose, however note that any - # other host could be used including kubernetes nodes. - # cluster_ip needs to be set for hosts used as control planes. - kubernetes-control-plane: - hosts: - infrastructure-server - ansible_host: 10.8.8.100 - #IP used for communication between infra and kubernetes nodes, must be specified. - cluster_ip: 10.8.8.100 + children: + # This is a group of hosts containing kubernetes worker nodes. + kubernetes-node: + hosts: + kubernetes-node-1: + ansible_host: 10.8.8.101 + #ip of the node that it uses for communication with k8s cluster. + cluster_ip: 10.8.8.101 + kubernetes-node-2: + ansible_host: 10.8.8.102 + #ip of the node that it uses for communication with k8s cluster. + cluster_ip: 10.8.8.102 + kubernetes-node-3: + ansible_host: 10.8.8.103 + #ip of the node that it uses for communication with k8s cluster. + cluster_ip: 10.8.8.103 + + # Group of hosts containing etcd cluster nodes. + # Defaults to infra. + kubernetes-etcd: + hosts: + infrastructure-server + + # This is a group of hosts that are to be used as kubernetes control plane nodes. + # This means they host kubernetes api server, controller manager and scheduler. + # This example uses infra for this purpose, however note that any + # other host could be used including kubernetes nodes. + # cluster_ip needs to be set for hosts used as control planes. + kubernetes-control-plane: + hosts: + infrastructure-server nfs-server: hosts: -- cgit 1.2.3-korg