add service mgmt lib & utils

7 files changed, 329 insertions, 0 deletions

diff --git a/utils/libservice/include/libservice/common.hpp b/utils/libservice/include/libservice/common.hpp
new file mode 100644
index 0000000..32e2a50
--- /dev/null
+++ b/utils/libservice/include/libservice/common.hpp
@@ -0,0 +1,19 @@
+/**
+ * \author Egor Tensin <Egor.Tensin@gmail.com>
+ * \date 2015
+ * \copyright This file is licensed under the terms of the MIT License.
+ *            See LICENSE.txt for details.
+ */
+
+#pragma once
+
+#define LIBSERVICE_FILE_PATH __FILE__
+#define LIBSERVICE_LINE_NUMBER __LINE__
+#define LIBSERVICE_FUNCTION_NAME __FUNCTION__
+
+#define LIBSERVICE_TO_STRING(s) LIBSERVICE_TO_STRING_(s)
+#define LIBSERVICE_TO_STRING_(s) #s
+
+#define LIBSERVICE_LINE_NUMBER_STRING LIBSERVICE_TO_STRING(LIBSERVICE_LINE_NUMBER)
+
+#define LIBSERVICE_NOEXCEPT throw()
diff --git a/utils/libservice/include/libservice/interface.hpp b/utils/libservice/include/libservice/interface.hpp
new file mode 100644
index 0000000..058470c
--- /dev/null
+++ b/utils/libservice/include/libservice/interface.hpp
@@ -0,0 +1,15 @@
+/**
+ * \author Egor Tensin <Egor.Tensin@gmail.com>
+ * \date 2015
+ * \copyright This file is licensed under the terms of the MIT License.
+ *            See LICENSE.txt for details.
+ */
+
+#pragma once
+
+#include "common.hpp"
+#include "service.hpp"
+#include "service_handle.hpp"
+#include "service_manager.hpp"
+#include "singleton.hpp"
+#include "windows_error.hpp"
diff --git a/utils/libservice/include/libservice/service.hpp b/utils/libservice/include/libservice/service.hpp
new file mode 100644
index 0000000..a14f0e2
--- /dev/null
+++ b/utils/libservice/include/libservice/service.hpp
@@ -0,0 +1,69 @@
+/**
+ * \file
+ * \author Egor Tensin <Egor.Tensin@gmail.com>
+ * \date 2015
+ * \copyright This file is licensed under the terms of the MIT License.
+ *            See LICENSE.txt for details.
+ */
+
+#pragma once
+
+#include "common.hpp"
+#include "service_handle.hpp"
+#include "service_manager.hpp"
+
+#include <string>
+#include <utility>
+
+namespace libservice
+{
+    class Service
+    {
+    public:
+        static Service open(const ServiceManager&,
+                            const std::string& name);
+        static Service install(const ServiceManager&,
+                               const std::string& name,
+                               const std::string& bin_path);
+
+        void start() const;
+        void stop() const;
+        void uninstall() const;
+
+        Service(Service&& other) LIBSERVICE_NOEXCEPT
+        {
+            swap(other);
+        }
+
+        Service& operator=(Service other) LIBSERVICE_NOEXCEPT
+        {
+            swap(other);
+            return *this;
+        }
+
+        void swap(Service& other) LIBSERVICE_NOEXCEPT
+        {
+            using std::swap;
+            swap(m_handle, other.m_handle);
+        }
+
+    private:
+        explicit Service(ServiceHandle h)
+            : m_handle(std::move(h))
+        { }
+
+        ServiceHandle m_handle;
+
+        Service(const Service&) = delete;
+    };
+
+    void swap(Service&, Service&) LIBSERVICE_NOEXCEPT;
+}
+
+namespace std
+{
+    template <>
+    void swap<libservice::Service>(
+        libservice::Service&,
+        libservice::Service&) LIBSERVICE_NOEXCEPT;
+}
diff --git a/utils/libservice/include/libservice/service_handle.hpp b/utils/libservice/include/libservice/service_handle.hpp
new file mode 100644
index 0000000..2068102
--- /dev/null
+++ b/utils/libservice/include/libservice/service_handle.hpp
@@ -0,0 +1,80 @@
+/**
+ * \file
+ * \author Egor Tensin <Egor.Tensin@gmail.com>
+ * \date 2015
+ * \copyright This file is licensed under the terms of the MIT License.
+ *            See LICENSE.txt for details.
+ */
+
+#pragma once
+
+#include "common.hpp"
+
+#include <Windows.h>
+
+#include <memory>
+#include <type_traits>
+#include <utility>
+
+namespace libservice
+{
+    class ServiceHandle
+    {
+    public:
+        ServiceHandle() = default;
+
+        explicit ServiceHandle(SC_HANDLE raw)
+            : m_impl(raw)
+        { }
+
+        ServiceHandle(ServiceHandle&& other) LIBSERVICE_NOEXCEPT
+        {
+            swap(other);
+        }
+
+        ServiceHandle& operator=(ServiceHandle other) LIBSERVICE_NOEXCEPT
+        {
+            swap(other);
+            return *this;
+        }
+
+        explicit operator bool() const
+        {
+            return static_cast<bool>(m_impl);
+        }
+
+        explicit operator SC_HANDLE() const
+        {
+            return m_impl.get();
+        }
+
+        void swap(ServiceHandle& other) LIBSERVICE_NOEXCEPT
+        {
+            using std::swap;
+            swap(m_impl, other.m_impl);
+        }
+
+    private:
+        struct Deleter
+        {
+            void operator()(SC_HANDLE raw)
+            {
+                ::CloseServiceHandle(raw);
+            }
+        };
+
+        std::unique_ptr<SC_HANDLE__, Deleter> m_impl;
+
+        ServiceHandle(const ServiceHandle&) = delete;
+    };
+
+    void swap(ServiceHandle&, ServiceHandle&) LIBSERVICE_NOEXCEPT;
+}
+
+namespace std
+{
+    template <>
+    void swap<libservice::ServiceHandle>(
+        libservice::ServiceHandle&,
+        libservice::ServiceHandle&) LIBSERVICE_NOEXCEPT;
+}
diff --git a/utils/libservice/include/libservice/service_manager.hpp b/utils/libservice/include/libservice/service_manager.hpp
new file mode 100644
index 0000000..a2bb268
--- /dev/null
+++ b/utils/libservice/include/libservice/service_manager.hpp
@@ -0,0 +1,65 @@
+/**
+ * \author Egor Tensin <Egor.Tensin@gmail.com>
+ * \date 2015
+ * \copyright This file is licensed under the terms of the MIT License.
+ *            See LICENSE.txt for details.
+ */
+
+#pragma once
+
+#include "common.hpp"
+#include "service_handle.hpp"
+
+#include <Windows.h>
+
+#include <utility>
+
+namespace libservice
+{
+    class ServiceManager
+    {
+    public:
+        static ServiceManager open();
+
+        ServiceManager(ServiceManager&& other) LIBSERVICE_NOEXCEPT
+        {
+            swap(other);
+        }
+
+        ServiceManager& operator=(ServiceManager other) LIBSERVICE_NOEXCEPT
+        {
+            swap(other);
+            return *this;
+        }
+
+        void swap(ServiceManager& other) LIBSERVICE_NOEXCEPT
+        {
+            using std::swap;
+            swap(m_handle, other.m_handle);
+        }
+
+        explicit operator SC_HANDLE() const
+        {
+            return static_cast<SC_HANDLE>(m_handle);
+        }
+
+    private:
+        explicit ServiceManager(ServiceHandle h)
+            : m_handle(std::move(h))
+        { }
+
+        ServiceHandle m_handle;
+
+        ServiceManager(const ServiceManager&) = delete;
+    };
+
+    void swap(ServiceManager& a, ServiceManager& b) LIBSERVICE_NOEXCEPT;
+}
+
+namespace std
+{
+    template <>
+    void swap<libservice::ServiceManager>(
+        libservice::ServiceManager&,
+        libservice::ServiceManager&) LIBSERVICE_NOEXCEPT;
+}
diff --git a/utils/libservice/include/libservice/singleton.hpp b/utils/libservice/include/libservice/singleton.hpp
new file mode 100644
index 0000000..bd137e7
--- /dev/null
+++ b/utils/libservice/include/libservice/singleton.hpp
@@ -0,0 +1,45 @@
+/**
+ * \author Egor Tensin <Egor.Tensin@gmail.com>
+ * \date 2015
+ * \copyright This file is licensed under the terms of the MIT License.
+ *            See LICENSE.txt for details.
+ */
+
+#pragma once
+
+#include <mutex>
+
+namespace libservice
+{
+    template <typename DerivedType>
+    class Singleton
+    {
+    public:
+        static DerivedType& get()
+        {
+            std::call_once(is_initialized, initialize);
+            return get_unsafe();
+        }
+
+    protected:
+        Singleton() = default;
+        virtual ~Singleton() = default;
+
+    private:
+        static void initialize()
+        {
+            get_unsafe();
+        }
+
+        static DerivedType& get_unsafe()
+        {
+            static DerivedType instance;
+            return instance;
+        }
+
+        static std::once_flag is_initialized;
+    };
+
+    template <typename DerivedType>
+    std::once_flag Singleton<DerivedType>::is_initialized;
+}
diff --git a/utils/libservice/include/libservice/windows_error.hpp b/utils/libservice/include/libservice/windows_error.hpp
new file mode 100644
index 0000000..57730d5
--- /dev/null
+++ b/utils/libservice/include/libservice/windows_error.hpp
@@ -0,0 +1,36 @@
+/**
+ * \author Egor Tensin <Egor.Tensin@gmail.com>
+ * \date 2015
+ * \copyright This file is licensed under the terms of the MIT License.
+ *            See LICENSE.txt for details.
+ */
+
+#pragma once
+
+#include "common.hpp"
+#include "singleton.hpp"
+
+#include <string>
+#include <system_error>
+
+namespace libservice
+{
+    class WinErrorCategory : public std::error_category
+                           , public Singleton<WinErrorCategory>
+    {
+    public:
+        const char* name() const LIBSERVICE_NOEXCEPT { return "windows"; }
+
+        std::string message(int) const;
+
+    private:
+        friend class Singleton<WinErrorCategory>;
+    };
+}
+
+#define LIBSERVICE_ERROR_PREFIX "Error in function '" \
+                                LIBSERVICE_FUNCTION_NAME \
+                                "' at file '" \
+                                LIBSERVICE_FILE_PATH \
+                                "', line " \
+                                LIBSERVICE_LINE_NUMBER_STRING