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/* Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ */
#include "remote/templatequeryhandler.hpp"
#include "remote/httputility.hpp"
#include "remote/filterutility.hpp"
#include "config/configitem.hpp"
#include "base/configtype.hpp"
#include "base/scriptglobal.hpp"
#include "base/logger.hpp"
#include <boost/algorithm/string/case_conv.hpp>
#include <set>
using namespace icinga;
REGISTER_URLHANDLER("/v1/templates", TemplateQueryHandler);
class TemplateTargetProvider final : public TargetProvider
{
public:
DECLARE_PTR_TYPEDEFS(TemplateTargetProvider);
static Dictionary::Ptr GetTargetForTemplate(const ConfigItem::Ptr& item)
{
DebugInfo di = item->GetDebugInfo();
return new Dictionary({
{ "name", item->GetName() },
{ "type", item->GetType()->GetName() },
{ "location", new Dictionary({
{ "path", di.Path },
{ "first_line", di.FirstLine },
{ "first_column", di.FirstColumn },
{ "last_line", di.LastLine },
{ "last_column", di.LastColumn }
}) }
});
}
void FindTargets(const String& type,
const std::function<void (const Value&)>& addTarget) const override
{
Type::Ptr ptype = Type::GetByName(type);
for (const ConfigItem::Ptr& item : ConfigItem::GetItems(ptype)) {
if (item->IsAbstract())
addTarget(GetTargetForTemplate(item));
}
}
Value GetTargetByName(const String& type, const String& name) const override
{
Type::Ptr ptype = Type::GetByName(type);
ConfigItem::Ptr item = ConfigItem::GetByTypeAndName(ptype, name);
if (!item || !item->IsAbstract())
BOOST_THROW_EXCEPTION(std::invalid_argument("Template does not exist."));
return GetTargetForTemplate(item);
}
bool IsValidType(const String& type) const override
{
Type::Ptr ptype = Type::GetByName(type);
if (!ptype)
return false;
return ConfigObject::TypeInstance->IsAssignableFrom(ptype);
}
String GetPluralName(const String& type) const override
{
return Type::GetByName(type)->GetPluralName();
}
};
bool TemplateQueryHandler::HandleRequest(
const WaitGroup::Ptr&,
AsioTlsStream& stream,
const ApiUser::Ptr& user,
boost::beast::http::request<boost::beast::http::string_body>& request,
const Url::Ptr& url,
boost::beast::http::response<boost::beast::http::string_body>& response,
const Dictionary::Ptr& params,
boost::asio::yield_context& yc,
HttpServerConnection& server
)
{
namespace http = boost::beast::http;
if (url->GetPath().size() < 3 || url->GetPath().size() > 4)
return false;
if (request.method() != http::verb::get)
return false;
Type::Ptr type = FilterUtility::TypeFromPluralName(url->GetPath()[2]);
if (!type) {
HttpUtility::SendJsonError(response, params, 400, "Invalid type specified.");
return true;
}
QueryDescription qd;
qd.Types.insert(type->GetName());
qd.Permission = "templates/query/" + type->GetName();
qd.Provider = new TemplateTargetProvider();
params->Set("type", type->GetName());
if (url->GetPath().size() >= 4) {
String attr = type->GetName();
boost::algorithm::to_lower(attr);
params->Set(attr, url->GetPath()[3]);
}
std::vector<Value> objs;
try {
objs = FilterUtility::GetFilterTargets(qd, params, user, "tmpl");
} catch (const std::exception& ex) {
HttpUtility::SendJsonError(response, params, 404,
"No templates found.",
DiagnosticInformation(ex));
return true;
}
Dictionary::Ptr result = new Dictionary({
{ "results", new Array(std::move(objs)) }
});
response.result(http::status::ok);
HttpUtility::SendJsonBody(response, params, result);
return true;
}
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