list libp2p relays in document

1 files changed, 13 insertions, 0 deletions

diff --git a/src/transport/paths.rs b/src/transport/paths.rs
index 2fe534a..3baa092 100644
--- a/src/transport/paths.rs
+++ b/src/transport/paths.rs
@@ -480,6 +480,19 @@ impl Paths {
             .map(Link::own_address)
     }
 
+    /// Relays listed for the swarm (`Transport::learn_relays`): to each transport the
+    /// addresses with its scheme, without it.
+    pub(crate) fn learn_relays(&self, addresses: &[String]) {
+        for link in &self.links {
+            let targets: Vec<String> = addresses
+                .iter()
+                .filter_map(|address| address.strip_prefix(link.scheme)?.strip_prefix(':'))
+                .map(str::to_owned)
+                .collect();
+            link.inner.learn_relays(&targets);
+        }
+    }
+
     /// This node's own addresses, one per transport: `<scheme>:<its identity there>`.
     pub(crate) fn own_addresses(&self) -> Vec<String> {
         self.links.iter().map(Link::own_address).collect()