Add vConnect to CConnman::Options

Split the "-connect" argument parsing out of CConnman and put it into
AppInitMain().

src/init.cpp

@@ -1651,7 +1651,14 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler)
     if (gArgs.IsArgSet("-seednode")) {
         connOptions.vSeedNodes = gArgs.GetArgs("-seednode");
     }
-
+    // Initiate outbound connections unless connect=0
+    connOptions.m_use_addrman_outgoing = !gArgs.IsArgSet("-connect");
+    if (!connOptions.m_use_addrman_outgoing) {
+        const auto connect = gArgs.GetArgs("-connect");
+        if (connect.size() != 1 || connect[0] != "0") {
+            connOptions.m_specified_outgoing = connect;
+        }
+    }
     if (!connman.Start(scheduler, connOptions)) {
         return false;
     }

src/net.cpp

@@ -1674,15 +1674,15 @@ void CConnman::ProcessOneShot()
     }
 }
 
-void CConnman::ThreadOpenConnections()
+void CConnman::ThreadOpenConnections(const std::vector<std::string> connect)
 {
     // Connect to specific addresses
-    if (gArgs.IsArgSet("-connect"))
+    if (!connect.empty())
     {
         for (int64_t nLoop = 0;; nLoop++)
         {
             ProcessOneShot();
-            for (const std::string& strAddr : gArgs.GetArgs("-connect"))
+            for (const std::string& strAddr : connect)
             {
                 CAddress addr(CService(), NODE_NONE);
                 OpenNetworkConnection(addr, false, NULL, strAddr.c_str());
@@ -2360,9 +2360,16 @@ bool CConnman::Start(CScheduler& scheduler, Options connOptions)
     // Initiate outbound connections from -addnode
     threadOpenAddedConnections = std::thread(&TraceThread<std::function<void()> >, "addcon", std::function<void()>(std::bind(&CConnman::ThreadOpenAddedConnections, this)));
 
-    // Initiate outbound connections unless connect=0
-    if (!gArgs.IsArgSet("-connect") || gArgs.GetArgs("-connect").size() != 1 || gArgs.GetArgs("-connect")[0] != "0")
-        threadOpenConnections = std::thread(&TraceThread<std::function<void()> >, "opencon", std::function<void()>(std::bind(&CConnman::ThreadOpenConnections, this)));
+    if (connOptions.m_use_addrman_outgoing && !connOptions.m_specified_outgoing.empty()) {
+        if (clientInterface) {
+            clientInterface->ThreadSafeMessageBox(
+                _("Cannot provide specific connections and have addrman find outgoing connections at the same."),
+                "", CClientUIInterface::MSG_ERROR);
+        }
+        return false;
+    }
+    if (connOptions.m_use_addrman_outgoing || !connOptions.m_specified_outgoing.empty())
+        threadOpenConnections = std::thread(&TraceThread<std::function<void()> >, "opencon", std::function<void()>(std::bind(&CConnman::ThreadOpenConnections, this, connOptions.m_specified_outgoing)));
 
     // Process messages
     threadMessageHandler = std::thread(&TraceThread<std::function<void()> >, "msghand", std::function<void()>(std::bind(&CConnman::ThreadMessageHandler, this)));

src/net.h

@@ -145,6 +145,8 @@ public:
         std::vector<std::string> vSeedNodes;
         std::vector<CSubNet> vWhitelistedRange;
         std::vector<CService> vBinds, vWhiteBinds;
+        bool m_use_addrman_outgoing = true;
+        std::vector<std::string> m_specified_outgoing;
     };
     CConnman(uint64_t seed0, uint64_t seed1);
     ~CConnman();
@@ -293,7 +295,7 @@ private:
     void ThreadOpenAddedConnections();
     void AddOneShot(const std::string& strDest);
     void ProcessOneShot();
-    void ThreadOpenConnections();
+    void ThreadOpenConnections(std::vector<std::string> connect);
     void ThreadMessageHandler();
     void AcceptConnection(const ListenSocket& hListenSocket);
     void ThreadSocketHandler();