Inventory configuration for PowerVC

Base configuration

  1. Click Resources -> Inventories

  2. Click Add -> Add inventory

  3. Enter the following parameters

    • Name: SAP Demo
    • Organization: Your Organization

  4. Add the following variables:

    os_add_auth:
  user_domain_name: Default
os_image_filter: rhel86
os_network: "networkname"
os_network_vnic_type: 'direct'

os_availability_zones:
  "Name Of Hostgroup": "Name Of Hostgroup"
  "hostname": ":MTMS"

# NFS Share with installation Software
nfs_software_archive_srv: 1.2.3.4:/SapInst  # NFS Server with SAP Software
nfs_software_archive_dir: /sapinst  # local mountpoint
    • os_add_auth might be required if the Openstack Credential requires for PowerVC requires more parameters than the credential provides
    • os_network_vnic_type: Use 'direct' for SRIOV and 'normal' for SEA
    • Log in to IBM PowerVC managemnt to get all the other information
      • os_filter_image: Images -> ImageList -> Name
      • os_network: Networks -> Name
      • os_availability_zones: Hosts -> Hostgroup and Hostlist -> Hostname -> MTMS

    This demo assumes that you have downloaded the SAP software installation bundles to a fileserver that can be accessed via NFS from the nodes. As the fileserver is used by all host in the inventory you can define it here

  5. Click Save

Configure dynamic inventories

In the just created inventory click on:

  1. Click on Sources

  2. Click Add

  3. Enter the following:

    • Name: SAP Server

    • Source: OpenStack

    • Credential: your OpenStack Credential

    • Host Filter: sapdemo.* - I recommend adding a unique prefix to your servers, e.g. sapdemo, in case there are more servers on the environment, and you only want to pick the demo servers

    • Update Options: Select Overwrite and Overwrite variables

    • Source Variables:

      all_projects: no
cache: no
keyed_groups:
  - key: metadata.group

  4. Click Save

With that configuration the hosts are added to the inventory with their names. They are reached through their ip addresses (hostvar ansible_host), They are all added to the group Hostgroup and to the group that is set during the creation as metadata.group