From eabbb83149b1039e4540f2d5826544b52bfd8f7e Mon Sep 17 00:00:00 2001
From: Jeff Becker <jeff@i2p.rocks>
Date: Tue, 27 Aug 2019 16:07:09 -0400
Subject: [PATCH] use estimated build time instead of expiration time for delta
 when determining when to space out builds

---
 llarp/service/endpoint.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/llarp/service/endpoint.cpp b/llarp/service/endpoint.cpp
index 8b419a56d..a30bf1fca 100644
--- a/llarp/service/endpoint.cpp
+++ b/llarp/service/endpoint.cpp
@@ -1205,10 +1205,10 @@ namespace llarp
       // time from now that the newest intro expires at
       if(intro.ExpiresSoon(now))
         return should;
-      const auto dlt = intro.expiresAt - now;
+      const auto dlt = now - (intro.expiresAt - path::default_lifetime);
       return should
           || (  // try spacing tunnel builds out evenly in time
-                 (dlt < (path::default_lifetime / 4))
+                 (dlt >= (path::default_lifetime / 4))
                  && (NumInStatus(path::ePathBuilding) < numPaths)
                  && !path::Builder::BuildCooldownHit(now));
     }