From 991248649b76a5a071e1360a700f3e2ecf3e1e1f Mon Sep 17 00:00:00 2001
From: practicalswift <practicalswift@users.noreply.github.com>
Date: Wed, 31 Oct 2018 11:42:01 +0100
Subject: [PATCH] rpc: Make HTTP RPC debug logging more informative

---
 src/httpserver.cpp | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/src/httpserver.cpp b/src/httpserver.cpp
index 60e7b917d..b327af3f1 100644
--- a/src/httpserver.cpp
+++ b/src/httpserver.cpp
@@ -224,21 +224,25 @@ static void http_request_cb(struct evhttp_request* req, void* arg)
     }
     std::unique_ptr<HTTPRequest> hreq(new HTTPRequest(req));
 
-    LogPrint(BCLog::HTTP, "Received a %s request for %s from %s\n",
-             RequestMethodString(hreq->GetRequestMethod()), hreq->GetURI(), hreq->GetPeer().ToString());
-
     // Early address-based allow check
     if (!ClientAllowed(hreq->GetPeer())) {
+        LogPrint(BCLog::HTTP, "HTTP request from %s rejected: Client network is not allowed RPC access\n",
+                 hreq->GetPeer().ToString());
         hreq->WriteReply(HTTP_FORBIDDEN);
         return;
     }
 
     // Early reject unknown HTTP methods
     if (hreq->GetRequestMethod() == HTTPRequest::UNKNOWN) {
+        LogPrint(BCLog::HTTP, "HTTP request from %s rejected: Unknown HTTP request method\n",
+                 hreq->GetPeer().ToString());
         hreq->WriteReply(HTTP_BADMETHOD);
         return;
     }
 
+    LogPrint(BCLog::HTTP, "Received a %s request for %s from %s\n",
+             RequestMethodString(hreq->GetRequestMethod()), SanitizeString(hreq->GetURI()).substr(0, 100), hreq->GetPeer().ToString());
+
     // Find registered handler for prefix
     std::string strURI = hreq->GetURI();
     std::string path;