void IcingaApplication::DumpModifiedAttributes(void)
{
String path = GetModAttrPath();
std::fstream fp;
String tempFilename = Utility::CreateTempFile(path + ".XXXXXX", 0644, fp);
fp.exceptions(std::ofstream::failbit | std::ofstream::badbit);
ConfigObject::Ptr previousObject;
ConfigObject::DumpModifiedAttributes(boost::bind(&PersistModAttrHelper, boost::ref(fp), boost::ref(previousObject), _1, _2, _3));
if (previousObject) {
ConfigWriter::EmitRaw(fp, "\tobj.version = ");
ConfigWriter::EmitValue(fp, 0, previousObject->GetVersion());
ConfigWriter::EmitRaw(fp, "\n}\n");
}
fp.close();
#ifdef _WIN32
_unlink(path.CStr());
#endif /* _WIN32 */
if (rename(tempFilename.CStr(), path.CStr()) < 0) {
BOOST_THROW_EXCEPTION(posix_error()
<< boost::errinfo_api_function("rename")
<< boost::errinfo_errno(errno)
<< boost::errinfo_file_name(tempFilename));
}
}
static void PersistModAttrHelper(std::fstream& fp, ConfigObject::Ptr& previousObject, const ConfigObject::Ptr& object, const String& attr, const Value& value)
{
if (object != previousObject) {
if (previousObject) {
ConfigWriter::EmitRaw(fp, "\tobj.version = ");
ConfigWriter::EmitValue(fp, 0, previousObject->GetVersion());
ConfigWriter::EmitRaw(fp, "\n}\n\n");
}
ConfigWriter::EmitRaw(fp, "var obj = ");
Array::Ptr args1 = new Array();
args1->Add(object->GetReflectionType()->GetName());
args1->Add(object->GetName());
ConfigWriter::EmitFunctionCall(fp, "get_object", args1);
ConfigWriter::EmitRaw(fp, "\nif (obj) {\n");
}
ConfigWriter::EmitRaw(fp, "\tobj.");
Array::Ptr args2 = new Array();
args2->Add(attr);
args2->Add(value);
ConfigWriter::EmitFunctionCall(fp, "modify_attribute", args2);
ConfigWriter::EmitRaw(fp, "\n");
previousObject = object;
}
