- Initialize member cluster ID only on connection to cluster and forget

it on disconnect.
 - Don't rely on own index from the view because the view may come from
   another member (IST/SST), instead always determine own index from own ID.

Refs codership/wsrep-lib#13

src/view.cpp

@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2018 Codership Oy <info@codership.com>
+ *
+ * This file is part of wsrep-lib.
+ *
+ * Wsrep-lib is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * Wsrep-lib is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with wsrep-lib.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#include "wsrep/view.hpp"
+
+void wsrep::view::print(std::ostream& os) const
+{
+    os << "  id: " << state_id() << "\n"
+       << "  status: " << status() << "\n"
+       << "  prococol_version: " << protocol_version() << "\n"
+       << "  final: " << final() << "\n"
+       << "  own_index: " << own_index() << "\n"
+       << "  members(" << members().size() << "):\n";
+
+    for (std::vector<wsrep::view::member>::const_iterator i(members().begin());
+         i != members().end(); ++i)
+    {
+        os << "\t" << (i - members().begin()) /* ordinal index */
+           << ") id: " << i->id()
+           << ", name: " << i->name() << "\n";
+    }
+}