robin/prometheus-mdns-rs
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clippy

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This commit is contained in:
Robin Appelman 2019-12-09 00:40:50 +01:00
commit 8800649d36
2 changed files with 7 additions and 6 deletions
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12
src/main.rs
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@ -9,7 +9,7 @@ use std::time::Instant;
use std::{net::IpAddr, time::Duration};
/// The hostname of the devices we are searching for.
const SERVICE_NAME: &'static str = "_prometheus-http._tcp.local";
const SERVICE_NAME: &str = "_prometheus-http._tcp.local";
struct Service {
labels: HashMap<String, String>,
@ -36,11 +36,11 @@ impl<'a> From<&'a Service> for PrometheusService<'a> {
const TIMEOUT: Duration = Duration::from_secs(60);
const INTERVAL: Duration = Duration::from_secs(15);
#[tokio::main]
async fn main() -> Result<(), main_error::MainError> {
let out = env::args()
.skip(1)
.next()
.nth(1)
.map(|path| AtomicFile::new(path, AllowOverwrite));
let stream = mdns::discover::all(SERVICE_NAME, INTERVAL)?.listen();
@ -49,9 +49,9 @@ async fn main() -> Result<(), main_error::MainError> {
let mut services: HashMap<IpAddr, Service> = HashMap::new();
while let Some(Ok(response)) = stream.next().await {
let addr = response.records().filter_map(self::to_ip_addr).next();
let port = response.records().filter_map(self::to_port).next();
let labels = response.records().filter_map(self::to_labels).next();
let addr = response.records().find_map(self::to_ip_addr);
let port = response.records().find_map(self::to_port);
let labels = response.records().find_map(self::to_labels);
if let (Some(addr), Some(labels), Some(port)) = (addr, labels, port) {
let service = Service {