Enum KeyExtractor 

pub enum KeyExtractor {
    IpAddress,
    User,
    Header(String),
    IpAndEndpoint,
    Custom(Arc<dyn Fn(&ServiceRequest) -> Option<String> + Sync + Send>),
}

Strategy for identifying clients for rate limiting.

Variants

IpAddress

Rate limit by IP address (default)

User

Rate limit by authenticated user

Header(String)

Rate limit by custom header

IpAndEndpoint

Rate limit by IP + endpoint combination

Custom(Arc<dyn Fn(&ServiceRequest) -> Option<String> + Sync + Send>)

Custom key extractor function

Implementations

impl KeyExtractor

pub fn extract(&self, req: &ServiceRequest) -> Option<String>

Extract the rate limit key from a request.

Trait Implementations

impl Clone for KeyExtractor

fn clone(&self) -> KeyExtractor

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for KeyExtractor

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter.

impl Default for KeyExtractor

fn default() -> KeyExtractor

Returns the “default value” for a type.