Struct TokenProvider 

pub struct TokenProvider { /* private fields */ }

Single-flight provider for cached LazyCat device API tokens.

Implementations

impl TokenProvider

pub async fn connect( api_url: &str, credentials: ClientCredentials, ) -> Result<Self, Error>

Connect an mTLS device channel and create its token provider.

Errors

Returns an error if the URL is invalid or the device channel cannot be established.

pub fn new(channel: Channel, credentials: ClientCredentials) -> Self

Create a provider around an already connected raw device channel.

pub async fn token(&self) -> Result<Arc<AuthToken>, Error>

Return a cached token or refresh it once for all concurrent callers.

Errors

Returns an error when request signing or the PermissionManager RPC fails.

pub fn authenticated_service(&self) -> AuthenticatedService<Channel>

Wrap this provider’s channel with automatic auth-token metadata.

Trait Implementations

impl Clone for TokenProvider

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for TokenProvider

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

Formats the value using the given formatter.