icinga2/lib/remote/deleteobjecthandler.cpp
Alexander A. Klimov 2ee776b5ab Disallow config modifications via API during reload
Once the new main process has read the config,
it misses subsequent modifications from the old process otherwise.
2023-04-12 14:45:40 +02:00

124 lines
3.0 KiB
C++

/* Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ */
#include "remote/deleteobjecthandler.hpp"
#include "remote/configobjectslock.hpp"
#include "remote/configobjectutility.hpp"
#include "remote/httputility.hpp"
#include "remote/filterutility.hpp"
#include "remote/apiaction.hpp"
#include "config/configitem.hpp"
#include "base/exception.hpp"
#include <boost/algorithm/string/case_conv.hpp>
#include <set>
using namespace icinga;
REGISTER_URLHANDLER("/v1/objects", DeleteObjectHandler);
bool DeleteObjectHandler::HandleRequest(
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::delete_)
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 = "objects/delete/" + type->GetName();
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);
} catch (const std::exception& ex) {
HttpUtility::SendJsonError(response, params, 404,
"No objects found.",
DiagnosticInformation(ex));
return true;
}
bool cascade = HttpUtility::GetLastParameter(params, "cascade");
bool verbose = HttpUtility::GetLastParameter(params, "verbose");
ConfigObjectsSharedLock lock (std::try_to_lock);
if (!lock) {
HttpUtility::SendJsonError(response, params, 503, "Icinga is reloading");
return true;
}
ArrayData results;
bool success = true;
for (const ConfigObject::Ptr& obj : objs) {
int code;
String status;
Array::Ptr errors = new Array();
Array::Ptr diagnosticInformation = new Array();
if (!ConfigObjectUtility::DeleteObject(obj, cascade, errors, diagnosticInformation)) {
code = 500;
status = "Object could not be deleted.";
success = false;
} else {
code = 200;
status = "Object was deleted.";
}
Dictionary::Ptr result = new Dictionary({
{ "type", type->GetName() },
{ "name", obj->GetName() },
{ "code", code },
{ "status", status },
{ "errors", errors }
});
if (verbose)
result->Set("diagnostic_information", diagnosticInformation);
results.push_back(result);
}
Dictionary::Ptr result = new Dictionary({
{ "results", new Array(std::move(results)) }
});
if (!success)
response.result(http::status::internal_server_error);
else
response.result(http::status::ok);
HttpUtility::SendJsonBody(response, params, result);
return true;
}