kubectl-hack.sh

# bulk delete pod inside a kubernetes nodes 
IFS=$'\n'
for i in $(kubectl describe nodes {{ nodes_name }} | grep -E -- '-fe|-be'); do
  ns=$(echo $i | awk '{print $1}')
  pod=$(echo $i | awk '{print $2}')
  kubectl delete pod -n ${ns} ${pod}
done

# get all pod ips in the cluster and sorted it by ip
# 1st get all pod printed in wide output
# 2nd sort the data from the 7th column
# 3rd parse the data with '.' delimiter and sorted by the 1st 2nd 3rd 4nd data
# 4th print only pod namespace, pod name, and the pod ip
# 5th format the output in a table 

kubectl get pod -o wide -A --no-headers | \
  sort -t . -k7 -k1,1n -k 2,2n -k 3,3n -k 4,4n | \
  tr -s ' ' | cut -d' ' -f1,2,7 | \
  column -t -s ' '