#!/bin/bash

# Usage: ./aws_enumerate_metadata.sh host:port

if [ $# -ne 1 ]; then
    echo "Usage: $0 host:port"
    exit 1
fi

HOSTPORT="$1"
BASE_URL="http://${HOSTPORT}/latest"

# Recursively enumerate endpoints
enumerate() {
    local path="$1"
    local url="${BASE_URL}${path}"
    local result
    result=$(curl -s "$url")

    # If the result contains lines ending with '/', it's a directory
    if [[ "$result" == *"/"* ]]; then
        # For each line ending with '/', recurse
        while IFS= read -r line; do
            if [[ "$line" == */ ]]; then
                enumerate "${path}/${line%/}"
            else
                # Print the URL and its output for files
                value=$(curl -s "${url}/${line}")
                echo "${url}/${line} $value"
            fi
        done <<< "$(echo "$result")"
    else
        # Print the URL and its output for leaf nodes
        echo "$url $result"
    fi
}

# Get top-level categories (e.g., meta-data, user-data, dynamic)
top_level=$(curl -s "${BASE_URL}/" | grep -E '^[a-zA-Z0-9._-]+/?$')

for category in $top_level; do
    # Remove trailing slash if present
    category="${category%/}"
    enumerate "/${category}"
done