Make a public function to parse peer addresses

1 files changed, 12 insertions, 0 deletions

diff --git a/src/util.rs b/src/util.rs
index bf8f4cb..fa2f37a 100644
--- a/src/util.rs
+++ b/src/util.rs
@@ -1,3 +1,5 @@
+use std::net::SocketAddr;
+
 use serde::Serialize;
 
 use log::info;
@@ -56,3 +58,13 @@ pub fn watch_ctrl_c() -> watch::Receiver<bool> {
 	});
 	watch_cancel
 }
+
+/// Parse a peer's address including public key, written in the format:
+/// `<public key hex>@<ip>:<port>`
+pub fn parse_peer_addr(peer: &str) -> Option<(NodeID, SocketAddr)> {
+	let delim = peer.find('@')?;
+	let (key, ip) = peer.split_at(delim);
+	let pubkey = NodeID::from_slice(&hex::decode(&key).ok()?)?;
+	let ip = ip[1..].parse::<SocketAddr>().ok()?;
+	Some((pubkey, ip))
+}