Quickly Clean up Azure Resource Groups in a (Demo) Subscription

clean-resource-groups.sh

#!/bin/bash

GREEN='\033[0;32m'
NC='\033[0m' # No Color
CURRENT_SUBSCRIPTION_ID=$(az account list --all --query "[?isDefault].id | [0]" | tr -d '"')
CURRENT_SUBSCRIPTION_NAME=$(az account list --all --query "[?isDefault].name | [0]" | tr -d '"')

echo -e "${GREEN}[NOTE]${NC} Subscription Context: ${GREEN}${CURRENT_SUBSCRIPTION_NAME} (${CURRENT_SUBSCRIPTION_ID})${NC}"
read -p "Continue to clean up RGs in this subscription (y/n)? " CONT
if [ "$CONT" = "y" ]; then
    echo "Using ${CURRENT_SUBSCRIPTION_NAME} ($CURRENT_SUBSCRIPTION_ID)"
else
    exit 1
fi

for i in `az group list -o tsv --query [].name --subscription ${CURRENT_SUBSCRIPTION_ID}`; do
    if [[ "$i" =~ ^cloud-shell-storage.* ]]; then
        echo "Skipping $i"
    else
        echo "Deleting $i..."
        az group delete -n $i -y --no-wait
    fi
done