Struct Subscription 

pub struct Subscription {
    pub topic_url: String,
    pub callback_url: String,
    pub secret: Option<String>,
    pub lease_seconds: u64,
    pub expires_at: SystemTime,
    pub active: bool,
}

A single WebSub subscription held by a hub.

Fields

topic_url: String

The RDF dataset URL being watched.

callback_url: String

The subscriber’s callback endpoint.

secret: Option<String>

Optional HMAC-SHA256 secret shared with the subscriber.

lease_seconds: u64

Requested subscription duration in seconds.

expires_at: SystemTime

Wall-clock time at which this subscription expires.

active: bool

Whether the hub has confirmed this subscription is active.

Implementations

impl Subscription

pub fn new( topic_url: impl Into<String>, callback_url: impl Into<String>, secret: Option<String>, lease_seconds: u64, ) -> Self

Create a new subscription, computing expires_at from lease_seconds.

pub fn is_valid(&self) -> bool

Return true if this subscription has not yet expired and is active.

Trait Implementations

impl Clone for Subscription

fn clone(&self) -> Subscription

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Subscription

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

Formats the value using the given formatter.