💎 API Gateway with TuskLang and Ruby
API Gateway with TuskLang and Ruby
🌐 Gateway to Your Digital Empire
TuskLang enables sophisticated API gateway functionality for Ruby applications, providing intelligent routing, authentication, rate limiting, and comprehensive API management. Build gateways that scale, secure, and optimize your API ecosystem.
🚀 Quick Start: Basic API Gateway
Gateway Configuration
config/api_gateway.tsk
[api_gateway]
enabled: @env("API_GATEWAY_ENABLED", "true")
port: @env("API_GATEWAY_PORT", "8080")
host: @env("API_GATEWAY_HOST", "0.0.0.0")
environment: @env("API_GATEWAY_ENVIRONMENT", "production")[routing]
default_timeout: @env("ROUTING_DEFAULT_TIMEOUT", "30")
retry_attempts: @env("ROUTING_RETRY_ATTEMPTS", "3")
circuit_breaker_enabled: @env("CIRCUIT_BREAKER_ENABLED", "true")
load_balancing: @env("LOAD_BALANCING_STRATEGY", "round_robin")
[authentication]
enabled: @env("AUTHENTICATION_ENABLED", "true")
jwt_secret: @env.secure("JWT_SECRET")
api_key_required: @env("API_KEY_REQUIRED", "true")
oauth_enabled: @env("OAUTH_ENABLED", "true")
[rate_limiting]
enabled: @env("RATE_LIMITING_ENABLED", "true")
default_limit: @env("RATE_LIMIT_DEFAULT", "1000")
window_size: @env("RATE_LIMIT_WINDOW", "3600")
burst_limit: @env("RATE_LIMIT_BURST", "100")
[monitoring]
metrics_enabled: @env("GATEWAY_METRICS_ENABLED", "true")
logging_enabled: @env("GATEWAY_LOGGING_ENABLED", "true")
tracing_enabled: @env("GATEWAY_TRACING_ENABLED", "true")
Core API Gateway Implementation
lib/api_gateway.rb
require 'sinatra'
require 'tusk'
require 'redis'
require 'jwt'
require 'json'
require 'net/http'
require 'uri'class APIGateway < Sinatra::Base
def initialize(config_path = 'config/api_gateway.tsk')
@config = Tusk.load(config_path)
@redis = Redis.new(url: @config['redis']['url'])
@router = APIRouter.new(@config)
@authenticator = APIAuthenticator.new(@config)
@rate_limiter = RateLimiter.new(@config)
@monitor = GatewayMonitor.new(@config)
super()
end
before do
start_request_timer
authenticate_request unless skip_authentication?
check_rate_limit unless skip_rate_limiting?
end
after do
log_request
record_metrics
end
# Dynamic route handling
get '/*' do
handle_request('GET', params[:splat].first)
end
post '/*' do
handle_request('POST', params[:splat].first)
end
put '/*' do
handle_request('PUT', params[:splat].first)
end
delete '/*' do
handle_request('DELETE', params[:splat].first)
end
patch '/*' do
handle_request('PATCH', params[:splat].first)
end
# Health check endpoint
get '/health' do
health_status = {
status: 'healthy',
timestamp: Time.now.iso8601,
version: @config['api_gateway']['version'],
uptime: get_uptime,
services: check_service_health
}
content_type :json
health_status.to_json
end
# Metrics endpoint
get '/metrics' do
content_type :text
@monitor.get_metrics
end
private
def handle_request(method, path)
begin
# Route the request
route = @router.find_route(method, path)
return route_not_found(path) unless route
# Forward the request
response = forward_request(route, method, path)
# Set response headers
set_response_headers(response)
# Return response
status response[:status]
response[:body]
rescue => e
handle_error(e)
end
end
def forward_request(route, method, path)
target_url = build_target_url(route, path)
headers = build_request_headers(route)
body = request.body.read if request.body
@monitor.record_request_start(method, path, route[:service])
begin
response = make_http_request(method, target_url, headers, body)
@monitor.record_request_success(method, path, route[:service])
response
rescue => e
@monitor.record_request_error(method, path, route[:service], e)
raise e
end
end
def make_http_request(method, url, headers, body = nil)
uri = URI(url)
http = Net::HTTP.new(uri.host, uri.port)
http.use_ssl = uri.scheme == 'https'
http.read_timeout = @config['routing']['default_timeout'].to_i
request_class = case method.upcase
when 'GET' then Net::HTTP::Get
when 'POST' then Net::HTTP::Post
when 'PUT' then Net::HTTP::Put
when 'DELETE' then Net::HTTP::Delete
when 'PATCH' then Net::HTTP::Patch
else Net::HTTP::Get
end
request = request_class.new(uri.request_uri)
headers.each { |key, value| request[key] = value }
request.body = body if body
response = http.request(request)
{
status: response.code.to_i,
headers: response.to_hash,
body: response.body
}
end
def authenticate_request
return unless @config['authentication']['enabled'] == 'true'
auth_result = @authenticator.authenticate(request)
unless auth_result[:authenticated]
halt 401, { error: 'Authentication failed', details: auth_result[:reason] }.to_json
end
# Store user context for downstream services
request.env['user_context'] = auth_result[:user_context]
end
def check_rate_limit
return unless @config['rate_limiting']['enabled'] == 'true'
client_id = get_client_id
rate_limit_result = @rate_limiter.check_limit(client_id, request.request_method, request.path)
unless rate_limit_result[:allowed]
halt 429, {
error: 'Rate limit exceeded',
retry_after: rate_limit_result[:retry_after],
limit: rate_limit_result[:limit],
remaining: rate_limit_result[:remaining]
}.to_json
end
# Set rate limit headers
response.headers['X-RateLimit-Limit'] = rate_limit_result[:limit].to_s
response.headers['X-RateLimit-Remaining'] = rate_limit_result[:remaining].to_s
response.headers['X-RateLimit-Reset'] = rate_limit_result[:reset_time].to_s
end
def skip_authentication?
# Skip authentication for health checks and metrics
request.path == '/health' || request.path == '/metrics'
end
def skip_rate_limiting?
# Skip rate limiting for health checks and metrics
request.path == '/health' || request.path == '/metrics'
end
def route_not_found(path)
status 404
{ error: 'Route not found', path: path }.to_json
end
def handle_error(error)
@monitor.record_error(error)
status 500
{
error: 'Internal server error',
message: error.message,
timestamp: Time.now.iso8601
}.to_json
end
def build_target_url(route, path)
base_url = route[:target_url]
path_suffix = path.gsub(route[:path_pattern], '')
"#{base_url}#{path_suffix}"
end
def build_request_headers(route)
headers = {}
# Forward relevant headers
['Authorization', 'Content-Type', 'Accept', 'User-Agent'].each do |header|
headers[header] = request.env["HTTP_#{header.upcase.gsub('-', '_')}"] if request.env["HTTP_#{header.upcase.gsub('-', '_')}"]
end
# Add user context if available
if request.env['user_context']
headers['X-User-Context'] = request.env['user_context'].to_json
end
# Add gateway headers
headers['X-Gateway-Version'] = @config['api_gateway']['version']
headers['X-Request-ID'] = request.env['HTTP_X_REQUEST_ID'] || SecureRandom.uuid
headers
end
def set_response_headers(response)
response[:headers].each do |key, values|
values.each { |value| response.headers[key] = value }
end
end
def get_client_id
# Extract client ID from various sources
request.env['HTTP_X_CLIENT_ID'] ||
request.env['HTTP_AUTHORIZATION']&.split(' ')&.last ||
request.ip
end
def start_request_timer
request.env['REQUEST_START_TIME'] = Time.now
end
def log_request
duration = Time.now - request.env['REQUEST_START_TIME']
log_entry = {
timestamp: Time.now.iso8601,
method: request.request_method,
path: request.path,
status: response.status,
duration: duration,
client_ip: request.ip,
user_agent: request.user_agent
}
Rails.logger.info "API Gateway: #{log_entry.to_json}"
end
def record_metrics
duration = Time.now - request.env['REQUEST_START_TIME']
@monitor.record_request_metrics(request.request_method, request.path, response.status, duration)
end
def get_uptime
@start_time ||= Time.now
Time.now - @start_time
end
def check_service_health
# Implementation to check downstream service health
{ status: 'healthy' }
end
end
🛣️ API Router
Intelligent Request Routing
lib/api_router.rb
require 'tusk'
require 'redis'
require 'json'class APIRouter
def initialize(config)
@config = config
@redis = Redis.new(url: @config['redis']['url'])
@routes = load_routes
@circuit_breakers = {}
end
def find_route(method, path)
# Find matching route
route = @routes.find do |r|
r[:method] == method && path.match?(r[:path_pattern])
end
return nil unless route
# Check if service is healthy
return nil unless service_healthy?(route[:service])
# Check circuit breaker
return nil if circuit_breaker_open?(route[:service])
route
end
def add_route(method, path_pattern, target_url, service, options = {})
route = {
id: SecureRandom.uuid,
method: method.upcase,
path_pattern: Regexp.new(path_pattern),
target_url: target_url,
service: service,
timeout: options[:timeout] || @config['routing']['default_timeout'].to_i,
retry_attempts: options[:retry_attempts] || @config['routing']['retry_attempts'].to_i,
circuit_breaker: options[:circuit_breaker] || @config['routing']['circuit_breaker_enabled'] == 'true',
load_balancing: options[:load_balancing] || @config['routing']['load_balancing'],
created_at: Time.now.iso8601
}
@routes << route
store_route(route)
route
end
def remove_route(route_id)
@routes.reject! { |r| r[:id] == route_id }
@redis.hdel('api_routes', route_id)
end
def update_route(route_id, updates)
route = @routes.find { |r| r[:id] == route_id }
return nil unless route
updates.each { |key, value| route[key] = value }
store_route(route)
route
end
def get_routes
@routes
end
def get_route_stats
stats = {}
@routes.each do |route|
stats[route[:service]] = {
total_requests: get_service_request_count(route[:service]),
error_rate: get_service_error_rate(route[:service]),
average_response_time: get_service_avg_response_time(route[:service]),
circuit_breaker_status: get_circuit_breaker_status(route[:service])
}
end
stats
end
private
def load_routes
routes_data = @redis.hgetall('api_routes')
routes = []
routes_data.each do |route_id, route_json|
route_data = JSON.parse(route_json)
route_data['path_pattern'] = Regexp.new(route_data['path_pattern'])
routes << route_data
end
routes
end
def store_route(route)
route_data = route.dup
route_data[:path_pattern] = route[:path_pattern].source
@redis.hset('api_routes', route[:id], route_data.to_json)
end
def service_healthy?(service_name)
health_status = @redis.get("service_health:#{service_name}")
health_status == 'healthy'
end
def circuit_breaker_open?(service_name)
return false unless @config['routing']['circuit_breaker_enabled'] == 'true'
circuit_breaker = get_circuit_breaker(service_name)
circuit_breaker.open?
end
def get_circuit_breaker(service_name)
@circuit_breakers[service_name] ||= CircuitBreaker.new(
failure_threshold: 5,
timeout: 60,
service_name: service_name
)
end
def get_service_request_count(service_name)
@redis.get("service_requests:#{service_name}").to_i
end
def get_service_error_rate(service_name)
total_requests = get_service_request_count(service_name)
error_requests = @redis.get("service_errors:#{service_name}").to_i
return 0 if total_requests == 0
(error_requests.to_f / total_requests * 100).round(2)
end
def get_service_avg_response_time(service_name)
response_times = @redis.lrange("service_response_times:#{service_name}", 0, 99)
return 0 if response_times.empty?
total_time = response_times.map(&:to_f).sum
(total_time / response_times.length).round(2)
end
def get_circuit_breaker_status(service_name)
circuit_breaker = get_circuit_breaker(service_name)
circuit_breaker.status
end
end
class CircuitBreaker
def initialize(failure_threshold: 5, timeout: 60, service_name: nil)
@failure_threshold = failure_threshold
@timeout = timeout
@service_name = service_name
@failure_count = 0
@last_failure_time = nil
@state = :closed
end
def call(&block)
case @state
when :open
raise CircuitBreakerOpenError if Time.now - @last_failure_time < @timeout
@state = :half_open
end
result = yield
on_success
result
rescue => e
on_failure
raise e
end
def open?
@state == :open
end
def status
@state
end
private
def on_success
@failure_count = 0
@state = :closed
end
def on_failure
@failure_count += 1
@last_failure_time = Time.now
if @failure_count >= @failure_threshold
@state = :open
end
end
end
class CircuitBreakerOpenError < StandardError; end
🔐 API Authentication
Multi-Method Authentication
lib/api_authenticator.rb
require 'tusk'
require 'jwt'
require 'redis'
require 'json'class APIAuthenticator
def initialize(config)
@config = config
@redis = Redis.new(url: @config['redis']['url'])
end
def authenticate(request)
# Try different authentication methods
auth_methods = [
:authenticate_jwt,
:authenticate_api_key,
:authenticate_oauth,
:authenticate_basic_auth
]
auth_methods.each do |method|
result = send(method, request)
return result if result[:authenticated]
end
{ authenticated: false, reason: 'No valid authentication method found' }
end
def authenticate_jwt(request)
auth_header = request.env['HTTP_AUTHORIZATION']
return { authenticated: false, reason: 'No Authorization header' } unless auth_header
token = auth_header.gsub(/^Bearer\s/, '')
return { authenticated: false, reason: 'Invalid token format' } if token.empty?
begin
decoded = JWT.decode(token, @config['authentication']['jwt_secret'], true, { algorithm: 'HS256' })
payload = decoded[0]
# Check if token is expired
if payload['exp'] && Time.now.to_i > payload['exp']
return { authenticated: false, reason: 'Token expired' }
end
# Check if token is blacklisted
if token_blacklisted?(token)
return { authenticated: false, reason: 'Token blacklisted' }
end
{
authenticated: true,
user_context: {
user_id: payload['user_id'],
email: payload['email'],
roles: payload['roles'] || [],
permissions: payload['permissions'] || []
}
}
rescue JWT::DecodeError => e
{ authenticated: false, reason: "JWT decode error: #{e.message}" }
end
end
def authenticate_api_key(request)
return { authenticated: false, reason: 'API key authentication disabled' } unless @config['authentication']['api_key_required'] == 'true'
api_key = extract_api_key(request)
return { authenticated: false, reason: 'No API key provided' } unless api_key
# Validate API key
api_key_data = get_api_key_data(api_key)
return { authenticated: false, reason: 'Invalid API key' } unless api_key_data
# Check if API key is active
return { authenticated: false, reason: 'API key inactive' } unless api_key_data['active']
# Check rate limits for API key
return { authenticated: false, reason: 'API key rate limit exceeded' } if api_key_rate_limit_exceeded?(api_key)
{
authenticated: true,
user_context: {
api_key_id: api_key_data['id'],
client_id: api_key_data['client_id'],
permissions: api_key_data['permissions'] || []
}
}
end
def authenticate_oauth(request)
return { authenticated: false, reason: 'OAuth authentication disabled' } unless @config['authentication']['oauth_enabled'] == 'true'
# Implementation for OAuth authentication
{ authenticated: false, reason: 'OAuth not implemented' }
end
def authenticate_basic_auth(request)
auth_header = request.env['HTTP_AUTHORIZATION']
return { authenticated: false, reason: 'No Authorization header' } unless auth_header
return { authenticated: false, reason: 'Invalid Basic auth format' } unless auth_header.start_with?('Basic ')
credentials = Base64.decode64(auth_header.gsub(/^Basic\s/, '')).split(':')
return { authenticated: false, reason: 'Invalid credentials format' } if credentials.length != 2
username, password = credentials
# Validate credentials
user = validate_basic_auth_credentials(username, password)
return { authenticated: false, reason: 'Invalid credentials' } unless user
{
authenticated: true,
user_context: {
user_id: user['id'],
username: user['username'],
roles: user['roles'] || []
}
}
end
def authorize_request(user_context, resource, action)
permissions = user_context[:permissions] || []
required_permission = "#{resource}:#{action}"
has_permission = permissions.include?(required_permission) ||
permissions.include?(':') ||
permissions.include?("#{resource}:*")
{
authorized: has_permission,
reason: has_permission ? nil : "Insufficient permissions for #{required_permission}"
}
end
private
def extract_api_key(request)
request.env['HTTP_X_API_KEY'] ||
request.env['HTTP_AUTHORIZATION']&.gsub(/^ApiKey\s/, '') ||
request.params['api_key']
end
def get_api_key_data(api_key)
api_key_data = @redis.hget('api_keys', api_key)
return nil unless api_key_data
JSON.parse(api_key_data)
end
def token_blacklisted?(token)
@redis.sismember('blacklisted_tokens', token)
end
def api_key_rate_limit_exceeded?(api_key)
# Implementation to check API key rate limits
false
end
def validate_basic_auth_credentials(username, password)
# Implementation to validate basic auth credentials
nil
end
end
🚦 Rate Limiting
Advanced Rate Limiting
lib/rate_limiter.rb
require 'tusk'
require 'redis'
require 'json'class RateLimiter
def initialize(config)
@config = config
@redis = Redis.new(url: @config['redis']['url'])
end
def check_limit(client_id, method, path)
# Get rate limit configuration for this endpoint
limit_config = get_rate_limit_config(method, path)
# Create rate limit key
key = generate_rate_limit_key(client_id, method, path)
# Check current usage
current_usage = get_current_usage(key)
limit = limit_config[:limit]
window_size = limit_config[:window_size]
if current_usage >= limit
{
allowed: false,
limit: limit,
remaining: 0,
retry_after: get_retry_after(key, window_size),
reset_time: get_reset_time(key, window_size)
}
else
# Increment usage
increment_usage(key, window_size)
{
allowed: true,
limit: limit,
remaining: limit - current_usage - 1,
retry_after: nil,
reset_time: get_reset_time(key, window_size)
}
end
end
def set_rate_limit(client_id, method, path, limit, window_size)
limit_config = {
client_id: client_id,
method: method,
path: path,
limit: limit,
window_size: window_size,
created_at: Time.now.iso8601
}
key = "rate_limit_config:#{client_id}:#{method}:#{path}"
@redis.setex(key, 86400, limit_config.to_json) # 24 hours
limit_config
end
def get_rate_limit_stats(client_id = nil)
if client_id
get_client_rate_limit_stats(client_id)
else
get_all_rate_limit_stats
end
end
def reset_rate_limit(client_id, method, path)
key = generate_rate_limit_key(client_id, method, path)
@redis.del(key)
config_key = "rate_limit_config:#{client_id}:#{method}:#{path}"
@redis.del(config_key)
end
private
def get_rate_limit_config(method, path)
# Try to get client-specific config first
client_id = get_client_id
config_key = "rate_limit_config:#{client_id}:#{method}:#{path}"
config_data = @redis.get(config_key)
if config_data
JSON.parse(config_data)
else
# Use default config
{
limit: @config['rate_limiting']['default_limit'].to_i,
window_size: @config['rate_limiting']['window_size'].to_i,
burst_limit: @config['rate_limiting']['burst_limit'].to_i
}
end
end
def generate_rate_limit_key(client_id, method, path)
window_start = (Time.now.to_i / 3600) * 3600 # Hourly windows
"rate_limit:#{client_id}:#{method}:#{path}:#{window_start}"
end
def get_current_usage(key)
@redis.get(key).to_i
end
def increment_usage(key, window_size)
@redis.multi do |multi|
multi.incr(key)
multi.expire(key, window_size)
end
end
def get_retry_after(key, window_size)
window_start = key.split(':').last.to_i
window_end = window_start + window_size
[window_end - Time.now.to_i, 0].max
end
def get_reset_time(key, window_size)
window_start = key.split(':').last.to_i
window_start + window_size
end
def get_client_id
# Implementation to get client ID
'default'
end
def get_client_rate_limit_stats(client_id)
keys = @redis.keys("rate_limit:#{client_id}:*")
stats = {}
keys.each do |key|
parts = key.split(':')
method = parts[2]
path = parts[3]
stats["#{method}:#{path}"] = {
current_usage: get_current_usage(key),
limit: get_rate_limit_config(method, path)[:limit]
}
end
stats
end
def get_all_rate_limit_stats
keys = @redis.keys("rate_limit:*")
stats = {}
keys.each do |key|
parts = key.split(':')
client_id = parts[1]
method = parts[2]
path = parts[3]
stats[client_id] ||= {}
stats[client_id]["#{method}:#{path}"] = {
current_usage: get_current_usage(key),
limit: get_rate_limit_config(method, path)[:limit]
}
end
stats
end
end
📊 Gateway Monitoring
Comprehensive Monitoring
lib/gateway_monitor.rb
require 'prometheus/client'
require 'tusk'
require 'redis'
require 'json'class GatewayMonitor
def initialize(config)
@config = config
@redis = Redis.new(url: @config['redis']['url'])
setup_metrics
end
def record_request_start(method, path, service)
@request_counter.increment(labels: { method: method, path: path, service: service })
end
def record_request_success(method, path, service)
@success_counter.increment(labels: { method: method, path: path, service: service })
end
def record_request_error(method, path, service, error)
@error_counter.increment(labels: { method: method, path: path, service: service, error: error.class.name })
end
def record_request_metrics(method, path, status, duration)
@request_duration.observe(duration, labels: { method: method, path: path, status: status.to_s })
@response_size.observe(get_response_size, labels: { method: method, path: path })
end
def record_error(error)
@gateway_errors.increment(labels: { error_type: error.class.name })
end
def get_metrics
Prometheus::Client::Formats::Text.marshal(@registry)
end
def get_gateway_stats
{
total_requests: get_total_requests,
success_rate: calculate_success_rate,
average_response_time: calculate_average_response_time,
error_rate: calculate_error_rate,
active_connections: get_active_connections,
top_endpoints: get_top_endpoints,
service_health: get_service_health
}
end
private
def setup_metrics
@registry = Prometheus::Client.registry
@request_counter = @registry.counter(
:gateway_requests_total,
docstring: 'Total number of gateway requests',
labels: [:method, :path, :service]
)
@success_counter = @registry.counter(
:gateway_requests_success_total,
docstring: 'Total number of successful gateway requests',
labels: [:method, :path, :service]
)
@error_counter = @registry.counter(
:gateway_requests_error_total,
docstring: 'Total number of failed gateway requests',
labels: [:method, :path, :service, :error]
)
@request_duration = @registry.histogram(
:gateway_request_duration_seconds,
docstring: 'Gateway request duration in seconds',
labels: [:method, :path, :status]
)
@response_size = @registry.histogram(
:gateway_response_size_bytes,
docstring: 'Gateway response size in bytes',
labels: [:method, :path]
)
@gateway_errors = @registry.counter(
:gateway_errors_total,
docstring: 'Total number of gateway errors',
labels: [:error_type]
)
end
def get_total_requests
# Implementation to get total requests
0
end
def calculate_success_rate
# Implementation to calculate success rate
0.0
end
def calculate_average_response_time
# Implementation to calculate average response time
0.0
end
def calculate_error_rate
# Implementation to calculate error rate
0.0
end
def get_active_connections
# Implementation to get active connections
0
end
def get_top_endpoints
# Implementation to get top endpoints
[]
end
def get_service_health
# Implementation to get service health
{}
end
def get_response_size
# Implementation to get response size
0
end
end
🎯 Configuration Management
API Gateway Configuration
config/api_gateway_features.tsk
[api_gateway]
enabled: @env("API_GATEWAY_ENABLED", "true")
port: @env("API_GATEWAY_PORT", "8080")
host: @env("API_GATEWAY_HOST", "0.0.0.0")
environment: @env("API_GATEWAY_ENVIRONMENT", "production")
version: @env("API_GATEWAY_VERSION", "1.0.0")[routing]
default_timeout: @env("ROUTING_DEFAULT_TIMEOUT", "30")
retry_attempts: @env("ROUTING_RETRY_ATTEMPTS", "3")
circuit_breaker_enabled: @env("CIRCUIT_BREAKER_ENABLED", "true")
load_balancing: @env("LOAD_BALANCING_STRATEGY", "round_robin")
service_discovery: @env("SERVICE_DISCOVERY_ENABLED", "true")
[authentication]
enabled: @env("AUTHENTICATION_ENABLED", "true")
jwt_secret: @env.secure("JWT_SECRET")
api_key_required: @env("API_KEY_REQUIRED", "true")
oauth_enabled: @env("OAUTH_ENABLED", "true")
basic_auth_enabled: @env("BASIC_AUTH_ENABLED", "false")
[rate_limiting]
enabled: @env("RATE_LIMITING_ENABLED", "true")
default_limit: @env("RATE_LIMIT_DEFAULT", "1000")
window_size: @env("RATE_LIMIT_WINDOW", "3600")
burst_limit: @env("RATE_LIMIT_BURST", "100")
per_client_limits: @env("PER_CLIENT_LIMITS_ENABLED", "true")
[monitoring]
metrics_enabled: @env("GATEWAY_METRICS_ENABLED", "true")
logging_enabled: @env("GATEWAY_LOGGING_ENABLED", "true")
tracing_enabled: @env("GATEWAY_TRACING_ENABLED", "true")
alerting_enabled: @env("GATEWAY_ALERTING_ENABLED", "true")
[security]
cors_enabled: @env("CORS_ENABLED", "true")
ssl_required: @env("SSL_REQUIRED", "true")
request_validation: @env("REQUEST_VALIDATION_ENABLED", "true")
response_validation: @env("RESPONSE_VALIDATION_ENABLED", "true")
🎯 Summary
This comprehensive guide covers API gateway implementation with TuskLang and Ruby, including:
- Core API Gateway: Dynamic routing, request forwarding, and response handling - API Router: Intelligent routing with circuit breakers and load balancing - Authentication: Multi-method authentication (JWT, API keys, OAuth, Basic Auth) - Rate Limiting: Advanced rate limiting with per-client and per-endpoint limits - Gateway Monitoring: Comprehensive metrics collection and monitoring - Configuration Management: Enterprise-grade API gateway configuration
The API gateway features with TuskLang provide a robust foundation for building scalable, secure, and monitored API gateways that can handle complex routing scenarios and provide comprehensive API management capabilities.