Struct OAuthScopeChallenge 

pub struct OAuthScopeChallenge {
    pub required_scopes: Vec<String>,
    pub resource_metadata: Option<String>,
    pub error_description: Option<String>,
}

An OAuth insufficient_scope Bearer challenge.

MCP authorization servers use this challenge on HTTP 403 responses to tell clients which additional scopes are required for the attempted operation. See OAuthScopeChallenge::from_www_authenticate for parsing.

Fields

required_scopes: Vec<String>

Scopes requested by the authorization server.

resource_metadata: Option<String>

Protected resource metadata URL supplied by the server.

error_description: Option<String>

Human-readable description supplied by the server.

Implementations

impl OAuthScopeChallenge

pub fn from_www_authenticate(header: &str) -> Option<Self>

Parse an insufficient_scope Bearer challenge from a WWW-Authenticate header value.

Returns None for other authentication schemes, other OAuth errors, or challenges that do not include at least one required scope.

Trait Implementations

impl Clone for OAuthScopeChallenge

fn clone(&self) -> OAuthScopeChallenge

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for OAuthScopeChallenge

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

Formats the value using the given formatter.

impl Eq for OAuthScopeChallenge

impl PartialEq for OAuthScopeChallenge

fn eq(&self, other: &OAuthScopeChallenge) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl StructuralPartialEq for OAuthScopeChallenge