Struct NatsMessagingProvider 

pub struct NatsMessagingProvider { /* private fields */ }

Nats implementation for wasmcloud:messaging

Implementations

impl NatsMessagingProvider

pub async fn run() -> Result<()>

pub fn from_host_data(host_data: &HostData) -> NatsMessagingProvider

Build a NatsMessagingProvider from HostData

Trait Implementations

impl Clone for NatsMessagingProvider

fn clone(&self) -> NatsMessagingProvider

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Default for NatsMessagingProvider

fn default() -> NatsMessagingProvider

Returns the “default value” for a type.

impl Provider for NatsMessagingProvider

Handle provider control commands put_link (new component link command), del_link (remove link command), and shutdown

async fn receive_link_config_as_target( &self, link_config: LinkConfig<'_>, ) -> Result<()>

Provider should perform any operations needed for a new link, including setting up per-component resources, and checking authorization. If the link is allowed, return true, otherwise return false to deny the link.

async fn delete_link_as_target(&self, info: impl LinkDeleteInfo) -> Result<()>

Handle notification that a link is dropped: close the connection

async fn shutdown(&self) -> Result<()>

Handle shutdown request by closing all connections

async fn receive_link_config_as_source( &self, link_config: LinkConfig<'_>, ) -> Result<()>

Receive and handle a link that has been established on the lattice where this provider is the source.

async fn delete_link_as_source(&self, info: impl LinkDeleteInfo) -> Result<()>

Notify the provider that the link is dropped where the provider is the source

fn init( &self, init_config: impl ProviderInitConfig, ) -> impl Future<Output = Result<(), E>> + Send

Initialize the provider

fn on_config_update( &self, update: impl ProviderConfigUpdate, ) -> impl Future<Output = Result<(), E>> + Send

Process a configuration update for the provider

fn health_request( &self, _arg: &HealthCheckRequest, ) -> impl Future<Output = Result<HealthCheckResponse, E>> + Send

Perform health check. Called at regular intervals by host Default implementation always returns healthy