From bc48d299b6712f1af8192ae4e9b42d38e3474753 Mon Sep 17 00:00:00 2001
From: Nik Bougalis <nikb@bougalis.net>
Date: Mon, 23 Feb 2015 15:36:18 -0800
Subject: [PATCH] Report server versions when crawling the overlay network

---
 src/ripple/overlay/impl/OverlayImpl.cpp | 3 +++
 src/ripple/overlay/impl/PeerImp.cpp     | 9 +++++++++
 src/ripple/overlay/impl/PeerImp.h       | 4 ++++
 3 files changed, 16 insertions(+)

diff --git a/src/ripple/overlay/impl/OverlayImpl.cpp b/src/ripple/overlay/impl/OverlayImpl.cpp
index 901ca3805..c12776e10 100644
--- a/src/ripple/overlay/impl/OverlayImpl.cpp
+++ b/src/ripple/overlay/impl/OverlayImpl.cpp
@@ -632,6 +632,9 @@ OverlayImpl::crawl()
                 else
                     pv[jss::ip] = sp->getRemoteAddress().to_string();
             }
+            auto version = sp->getVersion ();
+            if (!version.empty ())
+                pv["version"] = version;
         }
     }
     return jv;
diff --git a/src/ripple/overlay/impl/PeerImp.cpp b/src/ripple/overlay/impl/PeerImp.cpp
index 4638dcee9..65b08b998 100644
--- a/src/ripple/overlay/impl/PeerImp.cpp
+++ b/src/ripple/overlay/impl/PeerImp.cpp
@@ -197,6 +197,15 @@ PeerImp::crawl() const
     return beast::ci_equal(iter->second, "public");
 }
 
+std::string
+PeerImp::getVersion() const
+{
+    if (hello_.has_fullversion ())
+        return hello_.fullversion ();
+
+    return std::string ();
+}
+
 Json::Value
 PeerImp::json()
 {
diff --git a/src/ripple/overlay/impl/PeerImp.h b/src/ripple/overlay/impl/PeerImp.h
index 4616f1943..8b57bb1f9 100644
--- a/src/ripple/overlay/impl/PeerImp.h
+++ b/src/ripple/overlay/impl/PeerImp.h
@@ -237,6 +237,10 @@ public:
         return publicKey_;
     }
 
+    /** Return the version of rippled that the peer is running, if reported. */
+    std::string
+    getVersion() const;
+
     Json::Value
     json() override;