casbin

Documentation

Index

• type MiddlewareBuilder
  • func InitMiddlewareBuilder(modelFile, policyFile string, subResolver SubResolver) (*MiddlewareBuilder, error)
  • func (b *MiddlewareBuilder) Build() mist.Middleware
  • func (b *MiddlewareBuilder) Close() error
  • func (b *MiddlewareBuilder) UpdatePolicy() error
• type SubResolver

Types

type MiddlewareBuilder

type MiddlewareBuilder struct {
	// contains filtered or unexported fields
}

MiddlewareBuilder is a struct that assembles middleware components by using the Casbin library for authorization and a file system watcher for policy changes.

func InitMiddlewareBuilder

func InitMiddlewareBuilder(modelFile, policyFile string, subResolver SubResolver) (*MiddlewareBuilder, error)

InitMiddlewareBuilder is a constructor function for MiddlewareBuilder. It initializes the Casbin enforcer, file system watcher, and sets up the policy file watching. It returns a pointer to the created MiddlewareBuilder and any error encountered during the initialization process.

func (*MiddlewareBuilder) Build

func (b *MiddlewareBuilder) Build() mist.Middleware

Build is a method that constructs the middleware used to check permissions on each request.

func (*MiddlewareBuilder) Close

func (b *MiddlewareBuilder) Close() error

Close is a cleanup function to close the file watcher when the MiddlewareBuilder is no longer needed.

func (*MiddlewareBuilder) UpdatePolicy

func (b *MiddlewareBuilder) UpdatePolicy() error

UpdatePolicy is a method that reloads the enforcement policy from the policy file.

type SubResolver

type SubResolver func(*http.Request) (string, error)

SubResolver Define a type for a function that resolves a subject (user) from an HTTP request. This function must return the resolved subject as a string and any potential error encountered during the process.