Factor is_address_local code into a tools function

src/common/util.cpp

@@ -35,6 +35,7 @@ using namespace epee;
 
 #include "util.h"
 #include "cryptonote_config.h"
+#include "net/http_client.h"                        // epee::net_utils::...
 
 #ifdef WIN32
 #include <windows.h>
@@ -44,6 +45,7 @@ using namespace epee;
 #include <sys/utsname.h>
 #endif
 #include <boost/filesystem.hpp>
+#include <boost/asio.hpp>
 
 
 namespace tools
@@ -531,4 +533,39 @@ std::string get_nix_version_display_string()
     boost::lock_guard<boost::mutex> lock(max_concurrency_lock);
     return max_concurrency;
   }
+
+  bool is_local_address(const std::string &address)
+  {
+    // extract host
+    epee::net_utils::http::url_content u_c;
+    if (!epee::net_utils::parse_url(address, u_c))
+    {
+      MWARNING("Failed to determine whether address '" << address << "' is local, assuming not");
+      return false;
+    }
+    if (u_c.host.empty())
+    {
+      MWARNING("Failed to determine whether address '" << address << "' is local, assuming not");
+      return false;
+    }
+
+    // resolve to IP
+    boost::asio::io_service io_service;
+    boost::asio::ip::tcp::resolver resolver(io_service);
+    boost::asio::ip::tcp::resolver::query query(u_c.host, "");
+    boost::asio::ip::tcp::resolver::iterator i = resolver.resolve(query);
+    while (i != boost::asio::ip::tcp::resolver::iterator())
+    {
+      const boost::asio::ip::tcp::endpoint &ep = *i;
+      if (ep.address().is_loopback())
+      {
+        MDEBUG("Address '" << address << "' is local");
+        return true;
+      }
+      ++i;
+    }
+
+    MDEBUG("Address '" << address << "' is not local");
+    return false;
+  }
 }

src/common/util.h

@@ -181,4 +181,6 @@ namespace tools
 
   void set_max_concurrency(unsigned n);
   unsigned get_max_concurrency();
+
+  bool is_local_address(const std::string &address);
 }

src/simplewallet/simplewallet.cpp

@@ -865,33 +865,6 @@ void simple_wallet::print_seed(std::string seed)
 //----------------------------------------------------------------------------------------------------
 static bool is_local_daemon(const std::string &address)
 {
-  // extract host
-  epee::net_utils::http::url_content u_c;
-  if (!epee::net_utils::parse_url(address, u_c))
-  {
-    LOG_PRINT_L1("Failed to determine whether daemon is local, assuming not");
-    return false;
-  }
-  if (u_c.host.empty())
-  {
-    LOG_PRINT_L1("Failed to determine whether daemon is local, assuming not");
-    return false;
-  }
-
-  // resolve to IP
-  boost::asio::io_service io_service;
-  boost::asio::ip::tcp::resolver resolver(io_service);
-  boost::asio::ip::tcp::resolver::query query(u_c.host, "");
-  boost::asio::ip::tcp::resolver::iterator i = resolver.resolve(query);
-  while (i != boost::asio::ip::tcp::resolver::iterator())
-  {
-    const boost::asio::ip::tcp::endpoint &ep = *i;
-    if (ep.address().is_loopback())
-      return true;
-    ++i;
-  }
-
-  return false;
 }
 //----------------------------------------------------------------------------------------------------
 bool simple_wallet::init(const boost::program_options::variables_map& vm)
@@ -1155,9 +1128,9 @@ bool simple_wallet::init(const boost::program_options::variables_map& vm)
   // set --trusted-daemon if local
   try
   {
-    if (is_local_daemon(m_wallet->get_daemon_address()))
+    if (tools::is_local_address(m_wallet->get_daemon_address()))
     {
-      LOG_PRINT_L1(tr("Daemon is local, assuming trusted"));
+      MINFO(tr("Daemon is local, assuming trusted"));
       m_trusted_daemon = true;
     }
   }

src/wallet/api/utils.cpp

@@ -31,50 +31,16 @@
 
 
 #include "include_base_utils.h"                     // LOG_PRINT_x
-#include "net/http_client.h"                        // epee::net_utils::...
-#include <boost/asio.hpp>
+#include "common/util.h"
 
 using namespace std;
 
 namespace Monero {
 namespace Utils {
 
-
-// copy-pasted from simplewallet.
-
 bool isAddressLocal(const std::string &address)
 {
-    // extract host
-    epee::net_utils::http::url_content u_c;
-    if (!epee::net_utils::parse_url(address, u_c))
-    {
-        LOG_PRINT_L1("Failed to determine whether daemon is local, assuming not");
-        return false;
-    }
-    if (u_c.host.empty())
-    {
-        LOG_PRINT_L1("Failed to determine whether daemon is local, assuming not");
-        return false;
-    }
-    // resolver::resolve can throw an exception
-    try {
-        // resolve to IP
-        boost::asio::io_service io_service;
-        boost::asio::ip::tcp::resolver resolver(io_service);
-        boost::asio::ip::tcp::resolver::query query(u_c.host, "", boost::asio::ip::tcp::resolver::query::canonical_name);
-        boost::asio::ip::tcp::resolver::iterator i = resolver.resolve(query);
-        while (i != boost::asio::ip::tcp::resolver::iterator())
-        {
-            const boost::asio::ip::tcp::endpoint &ep = *i;
-            if (ep.address().is_loopback())
-                return true;
-            ++i;
-        }
-    } catch (const boost::system::system_error &e) {
-        LOG_ERROR("Failed to resolve " << address << ", :" << e.what());
-    }
-
-    return false;
+  return tools::is_local_address(address);
 }
 
 }