DnsCache

polyfill_rs::dns_cache

Struct DnsCache 

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pub struct DnsCache { /* private fields */ }
Expand description

DNS cache for resolving hostnames

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impl DnsCache

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pub async fn new() -> Result<Self, Box<dyn Error>>

Create a new DNS cache with system configuration

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pub async fn with_ttl(ttl: Duration) -> Result<Self, Box<dyn Error>>

Create a DNS cache with custom TTL

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pub async fn resolve( &self, hostname: &str, ) -> Result<Vec<IpAddr>, Box<dyn Error>>

Resolve a hostname, using cache if available

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pub async fn prewarm(&self, hostname: &str) -> Result<(), Box<dyn Error>>

Pre-warm the cache by resolving a hostname

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pub async fn clear(&self)

Clear the cache

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pub async fn cache_size(&self) -> usize

Get cache size

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