dhttp - StreamingFast HTTP Library

Go HTTP utilities for microservices with integrated logging, tracing, and error handling used in StreamingFast products.

Key Features

• Request handling: Extract and validate URL parameters, query strings, and JSON payloads
• Response writing: JSON, text, HTML, and raw responses with proper headers and error logging
• Error handling: Structured HTTP error responses with tracing support
• Handler wrappers: Simplified handler patterns for common use cases
• Utilities: Real IP detection, response forwarding

Core APIs

Handlers

• JSONHandler - Wrap functions that return JSON responses
• RawHandler - Stream raw content from io.ReadCloser
• DirectHandler - Direct response writer control with error handling

Request Processing

• ExtractRequest - Extract URL/query parameters into structs
• ExtractJSONRequest - Parse and validate JSON request bodies

Response Writing

• WriteJSON - Write JSON responses
• WriteError - Write structured error responses
• WriteText, WriteHTML - Write text/HTML responses

Error Types

• HTTP status error constructors: BadRequestError, NotFoundError, InternalServerError, etc.

See full documentation for complete API reference.