Gather VM logs for the KubeVirt hypershift provider

hypershift_kv_log.sh

#!/bin/bash
NAME=$1

if [[ -z "${NAME}" ]]
then
    echo "Please specify the name of the guest cluster."
    exit 1
fi

HSNS=clusters
VMNS="${HSNS}"-"${NAME}"
REPLICAS=$(oc get NodePool -n "${HSNS}" "${NAME}" -o=jsonpath='{.spec.replicas}')
PLATFORMTYPE=$(oc get NodePool -n "${HSNS}" "${NAME}" -o=jsonpath='{.spec.platform.type}')
INFRAID=$(oc get HostedCluster -n "${HSNS}" "${NAME}" -o=jsonpath='{.spec.infraID}')

if [[ "${PLATFORMTYPE}" != "KubeVirt" ]]; then
    echo "This tool is designed for the KubeVirt provider."
    exit 1
fi

if [[ "${PLATFORMTYPE}" != "KubeVirt" ]]; then
    echo "This tool is designed for the KubeVirt provider."
    exit 1
fi

if ! which tmux >/dev/null 2>&1;
then
    echo "this tool requires tmux, please install it."
    exit 1
fi

VMNAMES=()

while [[ ${#VMNAMES[@]} < ${REPLICAS}  ]]; do
  for VMNAME in $(oc get vmi -n "${VMNS}" -l hypershift.openshift.io/infra-id="${INFRAID}" -o name 2>/dev/null); do
    SVMNAME=${VMNAME/virtualmachineinstance.kubevirt.io\//}
    if ! [[ " ${VNMANES[*]} " =~ ${SVMNAME} ]]; then
	   VMNAMES+=("${SVMNAME}")
	   tmux new-session -s "${SVMNAME}" -d "virtctl console -n ${VMNS} ${SVMNAME} | tee -a ${VMNS}_${SVMNAME}.log"
	   echo "logs for VM ${SVMNAME} will be appended to ${VMNS}_${SVMNAME}.log"
    fi
  done
  sleep 0.1
done