Adding upstream version 2.14.2.upstream/2.14.2upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 51 insertions, 0 deletions

diff --git a/lib/base/threadpool.cpp b/lib/base/threadpool.cpp
new file mode 100644
index 0000000..dc76e7b
--- /dev/null
+++ b/lib/base/threadpool.cpp
@@ -0,0 +1,51 @@
+/* Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ */
+
+#include "base/threadpool.hpp"
+#include <boost/thread/locks.hpp>
+
+using namespace icinga;
+
+ThreadPool::ThreadPool() : m_Pending(0)
+{
+	Start();
+}
+
+ThreadPool::~ThreadPool()
+{
+	Stop();
+}
+
+void ThreadPool::Start()
+{
+	boost::unique_lock<decltype(m_Mutex)> lock (m_Mutex);
+
+	if (!m_Pool) {
+		InitializePool();
+	}
+}
+
+void ThreadPool::InitializePool()
+{
+	m_Pool = decltype(m_Pool)(new boost::asio::thread_pool(Configuration::Concurrency * 2u));
+}
+
+void ThreadPool::Stop()
+{
+	boost::unique_lock<decltype(m_Mutex)> lock (m_Mutex);
+
+	if (m_Pool) {
+		m_Pool->join();
+		m_Pool = nullptr;
+	}
+}
+
+void ThreadPool::Restart()
+{
+	boost::unique_lock<decltype(m_Mutex)> lock (m_Mutex);
+
+	if (m_Pool) {
+		m_Pool->join();
+	}
+
+	InitializePool();
+}