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Map this file with -v path/to/openrc/file:/root/SAVED_AND_SENSITIVE_VOLUME
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Run deploy-tools
Execute the following command to run the deploy-tools container, substituting in the location of your OpenRC file:
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This container has ansible, nova, cinder, and other tools necessary to programmatically create and delete machine instances on Nebula.
Source openrc.sh
Now that you're in the container, source the openrc file mapped into /root/SAVED_AND_SENSITIVE_VOLUME
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source /root/SAVED_AND_SENSITIVE_VOLUME/PROJECT-openrc.sh |
Cluster Inventory
Copy and modify that the example cluster inventory to your liking:
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cp inventory/example inventory/new-cluster vi inventory/new-cluster |
Example
An example inventory is given explained in detail below:
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# # Servers # # These are the target instance names on Nebula. # The [x:y] notation defines a range, allowing you to specify quantities for each machine type. # [etcd] c1_etcd[1:3] [glfs] c1_gfs[1:4] [master] c1_master[1:2] [k8compute] c1_node[1:3] [loadbal] c1_loadbal # # Groups - assigned according to roles # # The server groups defined above are then further grouped into "cluster1". # "cluster1" is then assigned the roles/tasks for "openstack" and "coreos" # [cluster1:children] etcd glfs master k8compute loadbal # These groups are configured in /root/group_vars # The group are assigned roles in /root/playbooks/kubernetes-infrastructure.yml # The roles themselves are defined in /usr/local/lib/ndslabs/ansible/roles [openstack:children] cluster1 [coreos:children] cluster1 [publicip:children] loadbal # # Cluster-Specific Group Variables/overrides # # Configure GlusterFS volumes for desired bricks # This includes the volume sizes and mount paths necessary for Gluster # # Configure "cluster1" group to create or reuse the SSH key called "cluster1" # Default the "cluster1" group to m1.medium CoreOSAlpha instances # [glfs:vars] vol_size= 200 vol_name= brick0 mount_path= /media/brick0 service_name=media-brick0.mount [cluster1:vars] key_name= cluster1 # Default image/flavor image= CoreOSAlpha flavor= m1.medium |
Run ansible-playbook
Run the Ansible playbook kubernetes-infrastructure.yml with your modified inventory file.
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