icinga2/lib/base/exception.hpp

171 lines
5.4 KiB
C++

/******************************************************************************
* Icinga 2 *
* Copyright (C) 2012-2015 Icinga Development Team (http://www.icinga.org) *
* *
* 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. *
******************************************************************************/
#ifndef EXCEPTION_H
#define EXCEPTION_H
#include "base/i2-base.hpp"
#include "base/string.hpp"
#include "base/stacktrace.hpp"
#include "base/context.hpp"
#include "base/utility.hpp"
#include "base/debuginfo.hpp"
#include "base/dictionary.hpp"
#include "base/configobject.hpp"
#include <sstream>
#include <boost/exception/errinfo_api_function.hpp>
#include <boost/exception/errinfo_errno.hpp>
#include <boost/exception/errinfo_file_name.hpp>
#include <boost/exception/diagnostic_information.hpp>
#include <boost/exception_ptr.hpp>
#ifdef _WIN32
# include <boost/algorithm/string/trim.hpp>
#endif /* _WIN32 */
namespace icinga
{
class I2_BASE_API user_error : virtual public std::exception, virtual public boost::exception
{ };
/*
* @ingroup base
*/
class I2_BASE_API ScriptError : virtual public user_error
{
public:
ScriptError(const String& message);
ScriptError(const String& message, const DebugInfo& di, bool incompleteExpr = false);
~ScriptError(void) throw();
virtual const char *what(void) const throw() override;
DebugInfo GetDebugInfo(void) const;
bool IsIncompleteExpression(void) const;
bool IsHandledByDebugger(void) const;
void SetHandledByDebugger(bool handled);
private:
String m_Message;
DebugInfo m_DebugInfo;
bool m_IncompleteExpr;
bool m_HandledByDebugger;
};
/*
* @ingroup base
*/
class I2_BASE_API ValidationError : virtual public user_error
{
public:
ValidationError(const ConfigObject::Ptr& object, const std::vector<String>& attributePath, const String& message);
~ValidationError(void) throw();
virtual const char *what(void) const throw() override;
ConfigObject::Ptr GetObject(void) const;
std::vector<String> GetAttributePath(void) const;
String GetMessage(void) const;
void SetDebugHint(const Dictionary::Ptr& dhint);
Dictionary::Ptr GetDebugHint(void) const;
private:
ConfigObject::Ptr m_Object;
std::vector<String> m_AttributePath;
String m_Message;
String m_What;
Dictionary::Ptr m_DebugHint;
};
I2_BASE_API StackTrace *GetLastExceptionStack(void);
I2_BASE_API void SetLastExceptionStack(const StackTrace& trace);
I2_BASE_API ContextTrace *GetLastExceptionContext(void);
I2_BASE_API void SetLastExceptionContext(const ContextTrace& context);
I2_BASE_API void RethrowUncaughtException(void);
typedef boost::error_info<StackTrace, StackTrace> StackTraceErrorInfo;
inline std::string to_string(const StackTraceErrorInfo& e)
{
return "";
}
typedef boost::error_info<ContextTrace, ContextTrace> ContextTraceErrorInfo;
inline std::string to_string(const ContextTraceErrorInfo& e)
{
std::ostringstream msgbuf;
msgbuf << "[Context] = " << e.value();
return msgbuf.str();
}
I2_BASE_API String DiagnosticInformation(const std::exception& ex, bool verbose = true, StackTrace *stack = NULL, ContextTrace *context = NULL);
I2_BASE_API String DiagnosticInformation(boost::exception_ptr eptr, bool verbose = true);
class I2_BASE_API posix_error : virtual public std::exception, virtual public boost::exception {
public:
posix_error(void);
virtual ~posix_error(void) throw();
virtual const char *what(void) const throw() override;
private:
mutable char *m_Message;
};
#ifdef _WIN32
class I2_BASE_API win32_error : virtual public std::exception, virtual public boost::exception { };
struct errinfo_win32_error_;
typedef boost::error_info<struct errinfo_win32_error_, int> errinfo_win32_error;
inline std::string to_string(const errinfo_win32_error& e)
{
return "[errinfo_win32_error] = " + Utility::FormatErrorNumber(e.value()) + "\n";
}
#endif /* _WIN32 */
struct errinfo_getaddrinfo_error_;
typedef boost::error_info<struct errinfo_getaddrinfo_error_, int> errinfo_getaddrinfo_error;
inline std::string to_string(const errinfo_getaddrinfo_error& e)
{
String msg;
#ifdef _WIN32
msg = gai_strerrorA(e.value());
#else /* _WIN32 */
msg = gai_strerror(e.value());
#endif /* _WIN32 */
return "[errinfo_getaddrinfo_error] = " + String(msg) + "\n";
}
struct errinfo_message_;
typedef boost::error_info<struct errinfo_message_, std::string> errinfo_message;
}
#endif /* EXCEPTION_H */