Normalize Kubernetes units to plain numbers

kube-units.jq

def k8sunits: capture("(?<num>\\d+)(?<unit>.*)") | (.num | tonumber) * {"": 1, "Ki": 1024, "K": 1000, "Mi": pow(1024; 2), "M": pow(1000; 2), "Gi": pow(1024; 3), "G": pow(1000; 3), "Ti": pow(1024; 4), "T": pow(1000; 4), "Ei": pow(1024; 5), "E": pow(1000; 5), "Pi": pow(1024; 6), "p": pow(1000; 6), "m": 0.001}[.unit];

kube-units.sh

#!/bin/sh
set -e

# Convert Kubernetes storage and CPU units to plain decimals

grep -E "^[0-9]+(\.[0-9]+)?(e[0-9]+)?((E|P|T|G|M|K)i?|m)?$" \
  | sed \
  -e 's/Ki$/ * \(1024 \^ 1\)/' \
  -e 's/K$/ * \(1000 \^ 1\)/' \
  -e 's/Mi$/ * \(1024 \^ 2\)/' \
  -e 's/M$/ * \(1000 \^ 2\)/' \
  -e 's/Gi$/ * \(1024 \^ 3\)/' \
  -e 's/G$/ * \(1000 \^ 3\)/' \
  -e 's/Ti$/ * \(1024 \^ 4\)/' \
  -e 's/T$/ * \(1000 \^ 4\)/' \
  -e 's/Ei$/ * \(1024 \^ 5\)/' \
  -e 's/E$/ * \(1000 \^ 5\)/' \
  -e 's/Pi$/ * \(1024 \^ 6\)/' \
  -e 's/P$/ * \(1000 \^ 6\)/' \
  -e 's/m$/ \/ 1000/' \
  | bc --scale=3 -z