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In a Regional Controller based deployment, the Regional Controller API will be used to upload the SEBA Blueprint YAML REC Blueprint YAML (available from the SEBA repository REC repository) which informs informs the Regional Controller of where to obtain the SEBA ISO imagesimages, the SEBA workflowsREC workflows (executable code for creatingcreating, modifying and deleting SEBA sites) and the SEBA remote installer component (a container image which will be instantiated instantiated by the create workflow and which will then invoke the SEBA Deployer (which is located in the ISO DVD disc image file) which conducts the rest of the installation.
The instructions below skip most of this and directly invoke the SEBA Deployer from the BMC, iLO or iDRAC of a physical server. The basic workflow of the SEBA deployer is to copy a base image to the first controller in the cluster and then read the contents of a configuration file (typically called user_config.yaml) to deploy the base OS and all additional software to the rest of the nodes in the cluster.
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