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DefaultServeMux

DefaultServeMux is the default multiplexer used by Go's net/http package to route incoming HTTP requests to specific handler functions.^[400-devops__09-Scripting-Language__golang__introduction__part-3.http__readme.md]

Overview

When creating an HTTP server in Go, the ListenAndServe function is used to start the server.^[400-devops__09-Scripting-Language__golang__introduction__part-3.http__readme.md] This function takes two arguments: an address (e.g., port) and a handler.^[400-devops__09-Scripting-Language__golang__introduction__part-3.http__readme.md]

If the handler argument is set to nil, the server automatically uses the DefaultServeMux.^[400-devops__09-Scripting-Language__golang__introduction__part-3.http__readme.md]

Usage

Developers interact with the DefaultServeMux primarily through convenience functions provided by the http package:

  • http.HandleFunc: Registers a handler function for a specific path pattern.^[400-devops__09-Scripting-Language__golang__introduction__part-3.http__readme.md]
  • http.Handle: Registers a handler object for a specific path pattern.^[400-devops__09-Scripting-Language__golang__introduction__part-3.http__readme.md]

Calling these functions adds the specified routes to the DefaultServeMux, allowing the server to direct traffic to the correct code based on the URL path.^[400-devops__09-Scripting-Language__golang__introduction__part-3.http__readme.md]

Sources

  • 400-devops__09-Scripting-Language__golang__introduction__part-3.http__readme.md