String ConfigObjectUtility::CreateObjectConfig(const Type::Ptr& type, const String& fullName,
    bool ignoreOnError, const Array::Ptr& templates, const Dictionary::Ptr& attrs)
{
	NameComposer *nc = dynamic_cast<NameComposer *>(type.get());
	Dictionary::Ptr nameParts;
	String name;

	if (nc) {
		nameParts = nc->ParseName(fullName);
		name = nameParts->Get("name");
	} else
		name = fullName;

	Dictionary::Ptr allAttrs = new Dictionary();

	if (attrs) {
		attrs->CopyTo(allAttrs);

		ObjectLock olock(attrs);
		BOOST_FOREACH(const Dictionary::Pair& kv, attrs) {
			int fid = type->GetFieldId(kv.first.SubStr(0, kv.first.FindFirstOf(".")));

			if (fid < 0)
				BOOST_THROW_EXCEPTION(ScriptError("Invalid attribute specified: " + kv.first));

			Field field = type->GetFieldInfo(fid);

			if (!(field.Attributes & FAConfig) || kv.first == "name")
				BOOST_THROW_EXCEPTION(ScriptError("Attribute is marked for internal use only and may not be set: " + kv.first));
		}
	}
Exemple #2
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Field PrimitiveType::GetFieldInfo(int id) const
{
	Type::Ptr base = GetBaseType();

	if (base)
		return base->GetFieldInfo(id);
	else
		throw std::runtime_error("Invalid field ID.");
}
bool ObjectQueryHandler::HandleRequest(const ApiUser::Ptr& user, HttpRequest& request, HttpResponse& response)
{
	if (request.RequestUrl->GetPath().size() < 3 || request.RequestUrl->GetPath().size() > 4)
		return false;

	if (request.RequestMethod != "GET")
		return false;

	Type::Ptr type = FilterUtility::TypeFromPluralName(request.RequestUrl->GetPath()[2]);

	if (!type) {
		HttpUtility::SendJsonError(response, 400, "Invalid type specified.");
		return true;
	}

	QueryDescription qd;
	qd.Types.insert(type->GetName());
	qd.Permission = "objects/query/" + type->GetName();

	std::vector<String> joinAttrs;
	joinAttrs.push_back("");

	for (int fid = 0; fid < type->GetFieldCount(); fid++) {
		Field field = type->GetFieldInfo(fid);

		if (field.Attributes & FANavigation)
			joinAttrs.push_back(field.Name);
	}

	Dictionary::Ptr params = HttpUtility::FetchRequestParameters(request);

	params->Set("type", type->GetName());

	if (request.RequestUrl->GetPath().size() >= 4) {
		String attr = type->GetName();
		boost::algorithm::to_lower(attr);
		params->Set(attr, request.RequestUrl->GetPath()[3]);
	}

	std::vector<Value> objs = FilterUtility::GetFilterTargets(qd, params, user);

	Array::Ptr results = new Array();

	std::set<String> attrs;
	Array::Ptr uattrs = params->Get("attrs");

	if (uattrs) {
		ObjectLock olock(uattrs);
		BOOST_FOREACH(const String& uattr, uattrs) {
			attrs.insert(uattr);
		}
	}
Exemple #4
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static void AddSuggestions(std::vector<String>& matches, const String& word, const String& pword, bool withFields, const Value& value)
{
	String prefix;

	if (!pword.IsEmpty())
		prefix = pword + ".";

	if (value.IsObjectType<Dictionary>()) {
		Dictionary::Ptr dict = value;

		ObjectLock olock(dict);
		for (const Dictionary::Pair& kv : dict) {
			AddSuggestion(matches, word, prefix + kv.first);
		}
	}

	if (value.IsObjectType<Namespace>()) {
		Namespace::Ptr ns = value;

		ObjectLock olock(ns);
		for (const Namespace::Pair& kv : ns) {
			AddSuggestion(matches, word, prefix + kv.first);
		}
	}

	if (withFields) {
		Type::Ptr type = value.GetReflectionType();

		for (int i = 0; i < type->GetFieldCount(); i++) {
			Field field = type->GetFieldInfo(i);

			AddSuggestion(matches, word, prefix + field.Name);
		}

		while (type) {
			Object::Ptr prototype = type->GetPrototype();
			Dictionary::Ptr dict = dynamic_pointer_cast<Dictionary>(prototype);

			if (dict) {
				ObjectLock olock(dict);
				for (const Dictionary::Pair& kv : dict) {
					AddSuggestion(matches, word, prefix + kv.first);
				}
			}

			type = type->GetBaseType();
		}
	}
}
	BOOST_FOREACH(const ConfigObject::Ptr& obj, objs) {
		Dictionary::Ptr result1 = new Dictionary();
		results->Add(result1);

		Dictionary::Ptr resultAttrs = new Dictionary();
		result1->Set("attrs", resultAttrs);

		BOOST_FOREACH(const String& joinAttr, joinAttrs) {
			Object::Ptr joinedObj;
			String prefix;

			if (joinAttr.IsEmpty()) {
				joinedObj = obj;
				prefix = type->GetName();
			} else {
				int fid = type->GetFieldId(joinAttr);
				joinedObj = obj->NavigateField(fid);

				if (!joinedObj)
					continue;

				Field field = type->GetFieldInfo(fid);
				prefix = field.NavigationName;
			}

			boost::algorithm::to_lower(prefix);

			Type::Ptr joinedType = joinedObj->GetReflectionType();

			for (int fid = 0; fid < joinedType->GetFieldCount(); fid++) {
				Field field = joinedType->GetFieldInfo(fid);
				String aname = prefix + "." + field.Name;
				if (!attrs.empty() && attrs.find(aname) == attrs.end())
					continue;

				Value val = joinedObj->GetField(fid);

				/* hide internal navigation fields */
				if (field.Attributes & FANavigation) {
					Value nval = joinedObj->NavigateField(fid);

					if (val == nval)
						continue;
				}

				Value sval = Serialize(val, FAConfig | FAState);
				resultAttrs->Set(aname, sval);
			}
		}
Exemple #6
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void Object::SetFieldByName(const String& field, const Value& value, const DebugInfo& debugInfo)
{
	Type::Ptr type = GetReflectionType();

	if (!type)
		BOOST_THROW_EXCEPTION(ScriptError("Cannot set field on object.", debugInfo));

	int fid = type->GetFieldId(field);

	if (fid == -1)
		BOOST_THROW_EXCEPTION(ScriptError("Attribute '" + field + "' does not exist.", debugInfo));

	try {
		SetField(fid, value);
	} catch (const boost::bad_lexical_cast&) {
		Field fieldInfo = type->GetFieldInfo(fid);
		Type::Ptr ftype = Type::GetByName(fieldInfo.TypeName);
		BOOST_THROW_EXCEPTION(ScriptError("Attribute '" + field + "' cannot be set to value of type '" + value.GetTypeName() + "', expected '" + ftype->GetName() + "'", debugInfo));
	} catch (const std::bad_cast&) {
		Field fieldInfo = type->GetFieldInfo(fid);
		Type::Ptr ftype = Type::GetByName(fieldInfo.TypeName);
		BOOST_THROW_EXCEPTION(ScriptError("Attribute '" + field + "' cannot be set to value of type '" + value.GetTypeName() + "', expected '" + ftype->GetName() + "'", debugInfo));
	}
}
String ConfigObjectUtility::CreateObjectConfig(const Type::Ptr& type, const String& fullName,
    bool ignoreOnError, const Array::Ptr& templates, const Dictionary::Ptr& attrs)
{
	NameComposer *nc = dynamic_cast<NameComposer *>(type.get());
	Dictionary::Ptr nameParts;
	String name;

	if (nc) {
		nameParts = nc->ParseName(fullName);
		name = nameParts->Get("name");
	} else
		name = fullName;

	Dictionary::Ptr allAttrs = new Dictionary();

	if (attrs) {
		attrs->CopyTo(allAttrs);

		ObjectLock olock(attrs);
		for (const Dictionary::Pair& kv : attrs) {
			int fid = type->GetFieldId(kv.first.SubStr(0, kv.first.FindFirstOf(".")));

			if (fid < 0)
				BOOST_THROW_EXCEPTION(ScriptError("Invalid attribute specified: " + kv.first));

			Field field = type->GetFieldInfo(fid);

			if (!(field.Attributes & FAConfig) || kv.first == "name")
				BOOST_THROW_EXCEPTION(ScriptError("Attribute is marked for internal use only and may not be set: " + kv.first));
		}
	}

	if (nameParts)
		nameParts->CopyTo(allAttrs);

	allAttrs->Remove("name");

	/* update the version for config sync */
	allAttrs->Set("version", Utility::GetTime());

	std::ostringstream config;
	ConfigWriter::EmitConfigItem(config, type->GetName(), name, false, ignoreOnError, templates, allAttrs);
	ConfigWriter::EmitRaw(config, "\n");

	return config.str();
}
Exemple #8
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bool FilterUtility::EvaluateFilter(ScriptFrame& frame, Expression *filter,
	const Object::Ptr& target, const String& variableName)
{
	if (!filter)
		return true;

	Type::Ptr type = target->GetReflectionType();
	String varName;

	if (variableName.IsEmpty())
		varName = type->GetName().ToLower();
	else
		varName = variableName;

	Namespace::Ptr frameNS;

	if (frame.Self.IsEmpty()) {
		frameNS = new Namespace();
		frame.Self = frameNS;
	} else {
		/* Enforce a namespace object for 'frame.self'. */
		ASSERT(frame.Self.IsObjectType<Namespace>());

		frameNS = frame.Self;
	}

	frameNS->Set("obj", target);
	frameNS->Set(varName, target);

	for (int fid = 0; fid < type->GetFieldCount(); fid++) {
		Field field = type->GetFieldInfo(fid);

		if ((field.Attributes & FANavigation) == 0)
			continue;

		Object::Ptr joinedObj = target->NavigateField(fid);

		if (field.NavigationName)
			frameNS->Set(field.NavigationName, joinedObj);
		else
			frameNS->Set(field.Name, joinedObj);
	}

	return Convert::ToBool(filter->Evaluate(frame));
}
Exemple #9
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bool FilterUtility::EvaluateFilter(ScriptFrame& frame, Expression *filter,
    const Object::Ptr& target, const String& variableName)
{
	if (!filter)
		return true;

	Type::Ptr type = target->GetReflectionType();
	String varName;

	if (variableName.IsEmpty())
		varName = type->GetName().ToLower();
	else
		varName = variableName;

	Dictionary::Ptr vars;

	if (frame.Self.IsEmpty()) {
		vars = new Dictionary();
		frame.Self = vars;
	} else
		vars = frame.Self;

	vars->Set("obj", target);
	vars->Set(varName, target);

	for (int fid = 0; fid < type->GetFieldCount(); fid++) {
		Field field = type->GetFieldInfo(fid);

		if ((field.Attributes & FANavigation) == 0)
			continue;

		Object::Ptr joinedObj = target->NavigateField(fid);

		if (field.NavigationName)
			vars->Set(field.NavigationName, joinedObj);
		else
			vars->Set(field.Name, joinedObj);
	}

	return Convert::ToBool(filter->Evaluate(frame));
}
Exemple #10
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Value Object::GetFieldByName(const String& field, bool sandboxed, const DebugInfo& debugInfo) const
{
	Type::Ptr type = GetReflectionType();

	if (!type)
		return Empty;

	int fid = type->GetFieldId(field);

	if (fid == -1)
		return GetPrototypeField(const_cast<Object *>(this), field, true, debugInfo);

	if (sandboxed) {
		Field fieldInfo = type->GetFieldInfo(fid);

		if (fieldInfo.Attributes & FANoUserView)
			BOOST_THROW_EXCEPTION(ScriptError("Accessing the field '" + field + "' for type '" + type->GetName() + "' is not allowed in sandbox mode.", debugInfo));
	}

	return GetField(fid);
}
Exemple #11
0
std::vector<String> icinga::GetFieldCompletionSuggestions(const Type::Ptr& type, const String& word)
{
	std::vector<String> result;

	for (int i = 0; i < type->GetFieldCount(); i++) {
		Field field = type->GetFieldInfo(i);

		if (!(field.Attributes & FAConfig) || field.Attributes & FAInternal)
			continue;

		if (strcmp(field.TypeName, "int") != 0 && strcmp(field.TypeName, "double") != 0
		    && strcmp(field.TypeName, "bool") != 0 && strcmp(field.TypeName, "String") != 0)
			continue;

		String fname = field.Name;

		String suggestion = fname + "=";

		if (suggestion.Find(word) == 0)
			result.push_back(suggestion);
	}

	return result;
}
void ConfigObject::ModifyAttribute(const String& attr, const Value& value, bool updateVersion)
{
	Dictionary::Ptr original_attributes = GetOriginalAttributes();
	bool updated_original_attributes = false;

	Type::Ptr type = GetReflectionType();

	std::vector<String> tokens = attr.Split(".");

	String fieldName = tokens[0];

	int fid = type->GetFieldId(fieldName);
	Field field = type->GetFieldInfo(fid);

	if (field.Attributes & FANoUserModify)
		BOOST_THROW_EXCEPTION(std::invalid_argument("Attribute cannot be modified."));

	if (field.Attributes & FAConfig) {
		if (!original_attributes) {
			original_attributes = new Dictionary();
			SetOriginalAttributes(original_attributes, true);
		}
	}

	Value oldValue = GetField(fid);
	Value newValue;

	if (tokens.size() > 1) {
		newValue = oldValue.Clone();
		Value current = newValue;

		if (current.IsEmpty()) {
			current = new Dictionary();
			newValue = current;
		}

		String prefix = tokens[0];

		for (std::vector<String>::size_type i = 1; i < tokens.size() - 1; i++) {
			if (!current.IsObjectType<Dictionary>())
				BOOST_THROW_EXCEPTION(std::invalid_argument("Value must be a dictionary."));

			Dictionary::Ptr dict = current;

			const String& key = tokens[i];
			prefix += "." + key;

			if (!dict->Get(key, &current)) {
				current = new Dictionary();
				dict->Set(key, current);
			}
		}

		if (!current.IsObjectType<Dictionary>())
			BOOST_THROW_EXCEPTION(std::invalid_argument("Value must be a dictionary."));

		Dictionary::Ptr dict = current;

		const String& key = tokens[tokens.size() - 1];
		prefix += "." + key;

		/* clone it for original attributes */
		oldValue = dict->Get(key).Clone();

		if (field.Attributes & FAConfig) {
			updated_original_attributes = true;

			if (oldValue.IsObjectType<Dictionary>()) {
				Dictionary::Ptr oldDict = oldValue;
				ObjectLock olock(oldDict);
				for (const auto& kv : oldDict) {
					String key = prefix + "." + kv.first;
					if (!original_attributes->Contains(key))
						original_attributes->Set(key, kv.second);
				}

				/* store the new value as null */
				if (value.IsObjectType<Dictionary>()) {
					Dictionary::Ptr valueDict = value;
					ObjectLock olock(valueDict);
					for (const auto& kv : valueDict) {
						String key = attr + "." + kv.first;
						if (!original_attributes->Contains(key))
							original_attributes->Set(key, Empty);
					}
				}
			} else if (!original_attributes->Contains(attr))
				original_attributes->Set(attr, oldValue);
		}

		dict->Set(key, value);
	} else {
		newValue = value;

		if (field.Attributes & FAConfig) {
			if (!original_attributes->Contains(attr)) {
				updated_original_attributes = true;
				original_attributes->Set(attr, oldValue);
			}
		}
	}

	ModAttrValidationUtils utils;
	ValidateField(fid, Lazy<Value>{newValue}, utils);

	SetField(fid, newValue);

	if (updateVersion && (field.Attributes & FAConfig))
		SetVersion(Utility::GetTime());

	if (updated_original_attributes)
		NotifyOriginalAttributes();
}
Dictionary::Ptr ObjectQueryHandler::SerializeObjectAttrs(const Object::Ptr& object,
	const String& attrPrefix, const Array::Ptr& attrs, bool isJoin, bool allAttrs)
{
	Type::Ptr type = object->GetReflectionType();

	std::vector<int> fids;

	if (isJoin && attrs) {
		ObjectLock olock(attrs);
		for (const String& attr : attrs) {
			if (attr == attrPrefix) {
				allAttrs = true;
				break;
			}
		}
	}

	if (!isJoin && (!attrs || attrs->GetLength() == 0))
		allAttrs = true;

	if (allAttrs) {
		for (int fid = 0; fid < type->GetFieldCount(); fid++) {
			fids.push_back(fid);
		}
	} else if (attrs) {
		ObjectLock olock(attrs);
		for (const String& attr : attrs) {
			String userAttr;

			if (isJoin) {
				String::SizeType dpos = attr.FindFirstOf(".");
				if (dpos == String::NPos)
					continue;

				String userJoinAttr = attr.SubStr(0, dpos);
				if (userJoinAttr != attrPrefix)
					continue;

				userAttr = attr.SubStr(dpos + 1);
			} else
				userAttr = attr;

			int fid = type->GetFieldId(userAttr);

			if (fid < 0)
				BOOST_THROW_EXCEPTION(ScriptError("Invalid field specified: " + userAttr));

			fids.push_back(fid);
		}
	}

	DictionaryData resultAttrs;
	resultAttrs.reserve(fids.size());

	for (int fid : fids) {
		Field field = type->GetFieldInfo(fid);

		Value val = object->GetField(fid);

		/* hide attributes which shouldn't be user-visible */
		if (field.Attributes & FANoUserView)
			continue;

		/* hide internal navigation fields */
		if (field.Attributes & FANavigation && !(field.Attributes & (FAConfig | FAState)))
			continue;

		Value sval = Serialize(val, FAConfig | FAState);
		resultAttrs.emplace_back(field.Name, sval);
	}

	return new Dictionary(std::move(resultAttrs));
}
bool ObjectQueryHandler::HandleRequest(const ApiUser::Ptr& user, HttpRequest& request, HttpResponse& response, const Dictionary::Ptr& params)
{
	if (request.RequestUrl->GetPath().size() < 3 || request.RequestUrl->GetPath().size() > 4)
		return false;

	if (request.RequestMethod != "GET")
		return false;

	Type::Ptr type = FilterUtility::TypeFromPluralName(request.RequestUrl->GetPath()[2]);

	if (!type) {
		HttpUtility::SendJsonError(response, params, 400, "Invalid type specified.");
		return true;
	}

	QueryDescription qd;
	qd.Types.insert(type->GetName());
	qd.Permission = "objects/query/" + type->GetName();

	Array::Ptr uattrs, ujoins, umetas;

	try {
		uattrs = params->Get("attrs");
	} catch (const std::exception&) {
		HttpUtility::SendJsonError(response, params, 400,
			"Invalid type for 'attrs' attribute specified. Array type is required.");
		return true;
	}

	try {
		ujoins = params->Get("joins");
	} catch (const std::exception&) {
		HttpUtility::SendJsonError(response, params, 400,
			"Invalid type for 'joins' attribute specified. Array type is required.");
		return true;
	}

	try {
		umetas = params->Get("meta");
	} catch (const std::exception&) {
		HttpUtility::SendJsonError(response, params, 400,
			"Invalid type for 'meta' attribute specified. Array type is required.");
		return true;
	}

	bool allJoins = HttpUtility::GetLastParameter(params, "all_joins");

	params->Set("type", type->GetName());

	if (request.RequestUrl->GetPath().size() >= 4) {
		String attr = type->GetName();
		boost::algorithm::to_lower(attr);
		params->Set(attr, request.RequestUrl->GetPath()[3]);
	}

	std::vector<Value> objs;

	try {
		objs = FilterUtility::GetFilterTargets(qd, params, user);
	} catch (const std::exception& ex) {
		HttpUtility::SendJsonError(response, params, 404,
			"No objects found.",
			DiagnosticInformation(ex));
		return true;
	}

	ArrayData results;
	results.reserve(objs.size());

	std::set<String> joinAttrs;
	std::set<String> userJoinAttrs;

	if (ujoins) {
		ObjectLock olock(ujoins);
		for (const String& ujoin : ujoins) {
			userJoinAttrs.insert(ujoin.SubStr(0, ujoin.FindFirstOf(".")));
		}
	}

	for (int fid = 0; fid < type->GetFieldCount(); fid++) {
		Field field = type->GetFieldInfo(fid);

		if (!(field.Attributes & FANavigation))
			continue;

		if (!allJoins && userJoinAttrs.find(field.NavigationName) == userJoinAttrs.end())
			continue;

		joinAttrs.insert(field.Name);
	}

	for (const ConfigObject::Ptr& obj : objs) {
		DictionaryData result1{
			{ "name", obj->GetName() },
			{ "type", obj->GetReflectionType()->GetName() }
		};

		DictionaryData metaAttrs;

		if (umetas) {
			ObjectLock olock(umetas);
			for (const String& meta : umetas) {
				if (meta == "used_by") {
					Array::Ptr used_by = new Array();
					metaAttrs.emplace_back("used_by", used_by);

					for (const Object::Ptr& pobj : DependencyGraph::GetParents((obj)))
					{
						ConfigObject::Ptr configObj = dynamic_pointer_cast<ConfigObject>(pobj);

						if (!configObj)
							continue;

						used_by->Add(new Dictionary({
							{ "type", configObj->GetReflectionType()->GetName() },
							{ "name", configObj->GetName() }
						}));
					}
				} else if (meta == "location") {
					metaAttrs.emplace_back("location", obj->GetSourceLocation());
				} else {
					HttpUtility::SendJsonError(response, params, 400, "Invalid field specified for meta: " + meta);
					return true;
				}
			}
		}

		result1.emplace_back("meta", new Dictionary(std::move(metaAttrs)));

		try {
			result1.emplace_back("attrs", SerializeObjectAttrs(obj, String(), uattrs, false, false));
		} catch (const ScriptError& ex) {
			HttpUtility::SendJsonError(response, params, 400, ex.what());
			return true;
		}

		DictionaryData joins;

		for (const String& joinAttr : joinAttrs) {
			Object::Ptr joinedObj;
			int fid = type->GetFieldId(joinAttr);

			if (fid < 0) {
				HttpUtility::SendJsonError(response, params, 400, "Invalid field specified for join: " + joinAttr);
				return true;
			}

			Field field = type->GetFieldInfo(fid);

			if (!(field.Attributes & FANavigation)) {
				HttpUtility::SendJsonError(response, params, 400, "Not a joinable field: " + joinAttr);
				return true;
			}

			joinedObj = obj->NavigateField(fid);

			if (!joinedObj)
				continue;

			String prefix = field.NavigationName;

			try {
				joins.emplace_back(prefix, SerializeObjectAttrs(joinedObj, prefix, ujoins, true, allJoins));
			} catch (const ScriptError& ex) {
				HttpUtility::SendJsonError(response, params, 400, ex.what());
				return true;
			}
		}

		result1.emplace_back("joins", new Dictionary(std::move(joins)));

		results.push_back(new Dictionary(std::move(result1)));
	}

	Dictionary::Ptr result = new Dictionary({
		{ "results", new Array(std::move(results)) }
	});

	response.SetStatus(200, "OK");
	HttpUtility::SendJsonBody(response, params, result);

	return true;
}