List Vultr servers via API

vultr.sh

#!/bin/bash

# Check if API key is provided
if [ $# -eq 0 ]; then
    echo "Usage: $0 <VULTR_API_KEY>"
    exit 1
fi

# Vultr API key from command-line argument
VULTR_API_KEY="$1"

# API endpoint
API_ENDPOINT="https://api.vultr.com/v2/instances"

# Make the API request and store the response
response=$(curl -s \
  -H "Authorization: Bearer ${VULTR_API_KEY}" \
  -H "Content-Type: application/json" \
  "${API_ENDPOINT}")

# Check if the request was successful
if [[ "${response}" != *'"instances":'* ]]; then
    echo "Error: Unable to fetch server list. Check your API key and try again."
    exit 1
fi

# Parse and display the active servers
echo "Active Servers:"
echo "${response}" | grep -o '{[^}]*}' | while read -r instance; do
    if [[ "${instance}" == *'"status":"active"'* ]]; then
        id=$(echo "${instance}" | grep -o '"id":"[^"]*' | cut -d'"' -f4)
        label=$(echo "${instance}" | grep -o '"label":"[^"]*' | cut -d'"' -f4)
        ip=$(echo "${instance}" | grep -o '"main_ip":"[^"]*' | cut -d'"' -f4)
        echo "${id}: ${label} (${ip})"
    fi
done