Exercise pr1054 ?

pr1054.sh

#!/bin/bash
set -eu

d=$(git rev-parse --show-toplevel)
cd $d/bootstrap/vagrant_scripts || exit 1
if [[ ! -r Vagrantfile ]] ; then exit 2 ; fi

# create the aggregate

vagrant ssh vm1 -c 'bash <<EoF
  read sudoscript <<SuDo
  source /root/adminrc && openstack aggregate list && \
    openstack aggregate delete  maintenance && \
    openstack aggregate create --zone maintenance maintenance && \
    openstack aggregate list
SuDo
  sudo bash -c "\$sudoscript"
EoF
'

# set attribute
vagrant ssh  -c '
knife exec -E "n = Chef::Node.load(\"bcpc-vm2.hypervisor-bcpc.example.com\"); n.normal[\"bcpc\"][\"in_maintenance\"] = true ; n.save ; print \"in_maintenance = \" ; puts n.normal[\"bcpc\"][\"in_maintenance\"]"
' vm-bootstrap

# re-chef
vagrant ssh -c 'sudo -i chef-client -obcpc::host-aggregates' vm2

# revert
vagrant ssh  -c '
knife exec -E "n = Chef::Node.load(\"bcpc-vm2.hypervisor-bcpc.example.com\"); n.normal[\"bcpc\"][\"in_maintenance\"] = false ; n.save ; puts n.normal[\"bcpc\"][\"in_maintenance\"]"
' vm-bootstrap

vagrant ssh vm1 -c 'bash <<EoF
  read sudoscript <<SuDo
  source /root/adminrc && openstack aggregate list && \
    openstack aggregate remove host maintenance bcpc-vm2 || true && \
    openstack aggregate delete maintenance && \
    openstack aggregate create maintenance && \
    openstack aggregate list
SuDo
  sudo bash -c "\$sudoscript"
EoF
'

vagrant ssh -c 'sudo -i chef-client -obcpc::host-aggregates' vm2