Service: be handled while host is down

[icinga2] / lib / icinga / checkable-dependency.cpp

diff --git a/lib/icinga/checkable-dependency.cpp b/lib/icinga/checkable-dependency.cpp
index 2b6b50f911542d2e9782b60dc22c09fe3537ccf0..10e39ab582066ddb7cfaecd988c6f652eaea9935 100644 (file)
--- a/lib/icinga/checkable-dependency.cpp
+++ b/lib/icinga/checkable-dependency.cpp
@@ -1,21 +1,4 @@
-/******************************************************************************
- * Icinga 2                                                                   *
- * Copyright (C) 2012-2018 Icinga Development Team (https://www.icinga.com/)  *
- *                                                                            *
- * This program 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.                     *
- *                                                                            *
- * This program 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 this program; if not, write to the Free Software Foundation     *
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.             *
- ******************************************************************************/
+/* Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ */
 
 #include "icinga/service.hpp"
 #include "icinga/dependency.hpp"
@@ -61,9 +44,12 @@ std::vector<Dependency::Ptr> Checkable::GetReverseDependencies() const
 
 bool Checkable::IsReachable(DependencyType dt, Dependency::Ptr *failedDependency, int rstack) const
 {
-       if (rstack > 20) {
+       /* Anything greater than 256 causes recursion bus errors. */
+       int limit = 256;
+
+       if (rstack > limit) {
                Log(LogWarning, "Checkable")
-                       << "Too many nested dependencies for service '" << GetName() << "': Dependency failed.";
+                       << "Too many nested dependencies (>" << limit << ") for checkable '" << GetName() << "': Dependency failed.";
 
                return false;
        }