From 20dfcfe08c618d23134d5d6efef7676b090f30d3 Mon Sep 17 00:00:00 2001
From: Werner Koch <wk@gnupg.org>
Date: Wed, 11 Jan 2017 17:09:16 +0100
Subject: [PATCH] dirmngr: After a connection failure log a hint if Tor is not
 running.

* dirmngr/ks-engine-hkp.c (handle_send_request_error): Check whether
Tor is running.

Signed-off-by: Werner Koch <wk@gnupg.org>
---
 dirmngr/ks-engine-hkp.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/dirmngr/ks-engine-hkp.c b/dirmngr/ks-engine-hkp.c
index ddeba45ae..5febb13ed 100644
--- a/dirmngr/ks-engine-hkp.c
+++ b/dirmngr/ks-engine-hkp.c
@@ -1138,6 +1138,17 @@ handle_send_request_error (gpg_error_t err, const char *request,
   switch (gpg_err_code (err))
     {
     case GPG_ERR_ECONNREFUSED:
+      if (opt.use_tor)
+        {
+          assuan_fd_t sock;
+
+          sock = assuan_sock_connect_byname (NULL, 0, 0, NULL, ASSUAN_SOCK_TOR);
+          if (sock == ASSUAN_INVALID_FD)
+            log_info ("(it seems Tor is not running)\n");
+          else
+            assuan_sock_close (sock);
+        }
+      /*FALLTHRU*/
     case GPG_ERR_ENETUNREACH:
     case GPG_ERR_ENETDOWN:
     case GPG_ERR_UNKNOWN_HOST: