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//! Metrics support for the server
use iroh_metrics::{Counter, MetricsGroup};
/// Metrics for iroh-dns-server
#[derive(Debug, Default, MetricsGroup)]
#[metrics(name = "dns_server")]
pub struct Metrics {
/// Number of pkarr relay puts that updated the state
pub pkarr_publish_update: Counter,
/// Number of pkarr relay puts that did not update the state
pub pkarr_publish_noop: Counter,
/// DNS requests (total)
pub dns_requests: Counter,
/// DNS requests via UDP
pub dns_requests_udp: Counter,
/// DNS requests via HTTPS (DoH)
pub dns_requests_https: Counter,
/// DNS lookup responses with at least one answer
pub dns_lookup_success: Counter,
/// DNS lookup responses with no answers
pub dns_lookup_notfound: Counter,
/// DNS lookup responses which failed
pub dns_lookup_error: Counter,
/// Number of HTTP requests
pub http_requests: Counter,
/// Number of HTTP requests with a 2xx status code
pub http_requests_success: Counter,
/// Number of HTTP requests with a non-2xx status code
pub http_requests_error: Counter,
/// Total duration of all HTTP requests
pub http_requests_duration_ms: Counter,
/// Signed packets inserted into the store
pub store_packets_inserted: Counter,
/// Signed packets removed from the store
pub store_packets_removed: Counter,
/// Number of updates to existing packets
pub store_packets_updated: Counter,
/// Number of expired packets
pub store_packets_expired: Counter,
}