mirror of https://github.com/Icinga/icinga2.git
126 lines
2.9 KiB
C++
126 lines
2.9 KiB
C++
/* Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ */
|
|
|
|
#include "base/scriptglobal.hpp"
|
|
#include "base/singleton.hpp"
|
|
#include "base/logger.hpp"
|
|
#include "base/stdiostream.hpp"
|
|
#include "base/netstring.hpp"
|
|
#include "base/json.hpp"
|
|
#include "base/convert.hpp"
|
|
#include "base/objectlock.hpp"
|
|
#include "base/exception.hpp"
|
|
#include "base/namespace.hpp"
|
|
#include <fstream>
|
|
|
|
using namespace icinga;
|
|
|
|
Namespace::Ptr ScriptGlobal::m_Globals = new Namespace();
|
|
|
|
Value ScriptGlobal::Get(const String& name, const Value *defaultValue)
|
|
{
|
|
Value result;
|
|
|
|
if (!m_Globals->Get(name, &result)) {
|
|
if (defaultValue)
|
|
return *defaultValue;
|
|
|
|
BOOST_THROW_EXCEPTION(std::invalid_argument("Tried to access undefined script variable '" + name + "'"));
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
void ScriptGlobal::Set(const String& name, const Value& value, bool overrideFrozen)
|
|
{
|
|
std::vector<String> tokens = name.Split(".");
|
|
|
|
if (tokens.empty())
|
|
BOOST_THROW_EXCEPTION(std::invalid_argument("Name must not be empty"));
|
|
|
|
{
|
|
ObjectLock olock(m_Globals);
|
|
|
|
Namespace::Ptr parent = m_Globals;
|
|
|
|
for (std::vector<String>::size_type i = 0; i < tokens.size(); i++) {
|
|
const String& token = tokens[i];
|
|
|
|
if (i + 1 != tokens.size()) {
|
|
Value vparent;
|
|
|
|
if (!parent->Get(token, &vparent)) {
|
|
Namespace::Ptr dict = new Namespace();
|
|
parent->Set(token, dict);
|
|
parent = dict;
|
|
} else {
|
|
parent = vparent;
|
|
}
|
|
}
|
|
}
|
|
|
|
parent->SetFieldByName(tokens[tokens.size() - 1], value, overrideFrozen, DebugInfo());
|
|
}
|
|
}
|
|
|
|
void ScriptGlobal::SetConst(const String& name, const Value& value)
|
|
{
|
|
GetGlobals()->SetAttribute(name, std::make_shared<ConstEmbeddedNamespaceValue>(value));
|
|
}
|
|
|
|
bool ScriptGlobal::Exists(const String& name)
|
|
{
|
|
return m_Globals->Contains(name);
|
|
}
|
|
|
|
Namespace::Ptr ScriptGlobal::GetGlobals()
|
|
{
|
|
return m_Globals;
|
|
}
|
|
|
|
void ScriptGlobal::WriteToFile(const String& filename)
|
|
{
|
|
Log(LogInformation, "ScriptGlobal")
|
|
<< "Dumping variables to file '" << filename << "'";
|
|
|
|
std::fstream fp;
|
|
String tempFilename = Utility::CreateTempFile(filename + ".XXXXXX", 0600, fp);
|
|
|
|
if (!fp)
|
|
BOOST_THROW_EXCEPTION(std::runtime_error("Could not open '" + tempFilename + "' file"));
|
|
|
|
StdioStream::Ptr sfp = new StdioStream(&fp, false);
|
|
|
|
ObjectLock olock(m_Globals);
|
|
for (const Namespace::Pair& kv : m_Globals) {
|
|
Value value = kv.second->Get();
|
|
|
|
if (value.IsObject())
|
|
value = Convert::ToString(value);
|
|
|
|
Dictionary::Ptr persistentVariable = new Dictionary({
|
|
{ "name", kv.first },
|
|
{ "value", value }
|
|
});
|
|
|
|
String json = JsonEncode(persistentVariable);
|
|
|
|
NetString::WriteStringToStream(sfp, json);
|
|
}
|
|
|
|
sfp->Close();
|
|
|
|
fp.close();
|
|
|
|
#ifdef _WIN32
|
|
_unlink(filename.CStr());
|
|
#endif /* _WIN32 */
|
|
|
|
if (rename(tempFilename.CStr(), filename.CStr()) < 0) {
|
|
BOOST_THROW_EXCEPTION(posix_error()
|
|
<< boost::errinfo_api_function("rename")
|
|
<< boost::errinfo_errno(errno)
|
|
<< boost::errinfo_file_name(tempFilename));
|
|
}
|
|
}
|
|
|