From 55fce39cbea2b9e167d85c5ae53703dc15921426 Mon Sep 17 00:00:00 2001
From: Peter Eisenlohr <peter@eisenlohr.org>
Date: Wed, 13 Oct 2021 19:09:53 +0000
Subject: [PATCH] provide access to servers local acceptor endpoints

---
 src/asio_server.cc                       | 9 +++++++++
 src/asio_server.h                        | 2 ++
 src/asio_server_http2.cc                 | 2 ++
 src/asio_server_http2_impl.cc            | 2 ++
 src/asio_server_http2_impl.h             | 1 +
 src/includes/nghttp2/asio_http2_server.h | 3 +++
 6 files changed, 19 insertions(+)

diff --git a/src/asio_server.cc b/src/asio_server.cc
index 74c92276..96db8a90 100644
--- a/src/asio_server.cc
+++ b/src/asio_server.cc
@@ -209,6 +209,15 @@ const std::vector<int> server::ports() const {
   return ports;
 }
 
+const std::vector<boost::asio::ip::tcp::endpoint> server::endpoints() const {
+  std::vector<boost::asio::ip::tcp::endpoint> ports;
+  ports.reserve(acceptors_.size());
+  for (const auto &acceptor : acceptors_) {
+    ports.emplace_back(acceptor.local_endpoint());
+  }
+  return ports;
+}
+
 } // namespace server
 } // namespace asio_http2
 } // namespace nghttp2
diff --git a/src/asio_server.h b/src/asio_server.h
index 1190e322..7ce7d70c 100644
--- a/src/asio_server.h
+++ b/src/asio_server.h
@@ -81,6 +81,8 @@ public:
 
   /// Returns a vector with all the acceptors ports in use.
   const std::vector<int> ports() const;
+  /// Returns a vector with all the acceptors endpoints.
+  const std::vector<boost::asio::ip::tcp::endpoint> endpoints() const;
 
 private:
   /// Initiate an asynchronous accept operation.
diff --git a/src/asio_server_http2.cc b/src/asio_server_http2.cc
index 02d3d197..8a13b533 100644
--- a/src/asio_server_http2.cc
+++ b/src/asio_server_http2.cc
@@ -92,6 +92,8 @@ http2::io_services() const {
 
 std::vector<int> http2::ports() const { return impl_->ports(); }
 
+std::vector<boost::asio::ip::tcp::endpoint> http2::endpoints() const { return impl_->endpoints(); }
+
 } // namespace server
 
 } // namespace asio_http2
diff --git a/src/asio_server_http2_impl.cc b/src/asio_server_http2_impl.cc
index 00afdd65..7fd6c7dc 100644
--- a/src/asio_server_http2_impl.cc
+++ b/src/asio_server_http2_impl.cc
@@ -80,6 +80,8 @@ http2_impl::io_services() const {
 
 std::vector<int> http2_impl::ports() const { return server_->ports(); }
 
+std::vector<boost::asio::ip::tcp::endpoint> http2_impl::endpoints() const { return server_->endpoints(); }
+
 } // namespace server
 
 } // namespace asio_http2
diff --git a/src/asio_server_http2_impl.h b/src/asio_server_http2_impl.h
index 93a6d2cc..603c527e 100644
--- a/src/asio_server_http2_impl.h
+++ b/src/asio_server_http2_impl.h
@@ -55,6 +55,7 @@ public:
   const std::vector<std::shared_ptr<boost::asio::io_service>> &
   io_services() const;
   std::vector<int> ports() const;
+  std::vector<boost::asio::ip::tcp::endpoint> endpoints() const;
 
 private:
   std::unique_ptr<server> server_;
diff --git a/src/includes/nghttp2/asio_http2_server.h b/src/includes/nghttp2/asio_http2_server.h
index 651af690..662808f2 100644
--- a/src/includes/nghttp2/asio_http2_server.h
+++ b/src/includes/nghttp2/asio_http2_server.h
@@ -217,6 +217,9 @@ public:
   // Returns a vector with the ports in use
   std::vector<int> ports() const;
 
+  // Returns a vector of the endpoints in use
+  std::vector<boost::asio::ip::tcp::endpoint> endpoints() const;
+
 private:
   std::unique_ptr<http2_impl> impl_;
 };