mirror of
https://github.com/Icinga/icinga2.git
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138 lines
3.4 KiB
C++
138 lines
3.4 KiB
C++
/* Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ */
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#include "remote/deleteobjecthandler.hpp"
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#include "remote/configobjectslock.hpp"
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#include "remote/configobjectutility.hpp"
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#include "remote/httputility.hpp"
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#include "remote/filterutility.hpp"
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#include "remote/apiaction.hpp"
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#include "config/configitem.hpp"
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#include "base/exception.hpp"
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#include <boost/algorithm/string/case_conv.hpp>
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#include <optional>
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#include <set>
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using namespace icinga;
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REGISTER_URLHANDLER("/v1/objects", DeleteObjectHandler);
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bool DeleteObjectHandler::HandleRequest(
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const WaitGroup::Ptr& waitGroup,
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const HttpRequest& request,
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HttpResponse& response,
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boost::asio::yield_context& yc
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)
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{
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namespace http = boost::beast::http;
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auto url = request.Url();
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auto user = request.User();
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auto params = request.Params();
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if (url->GetPath().size() < 3 || url->GetPath().size() > 4)
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return false;
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if (request.method() != http::verb::delete_)
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return false;
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Type::Ptr type = FilterUtility::TypeFromPluralName(url->GetPath()[2]);
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if (!type) {
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HttpUtility::SendJsonError(response, params, 400, "Invalid type specified.");
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return true;
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}
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QueryDescription qd;
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qd.Types.insert(type->GetName());
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qd.Permission = "objects/delete/" + type->GetName();
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params->Set("type", type->GetName());
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if (url->GetPath().size() >= 4) {
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String attr = type->GetName();
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boost::algorithm::to_lower(attr);
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params->Set(attr, url->GetPath()[3]);
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}
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std::vector<Value> objs;
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try {
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objs = FilterUtility::GetFilterTargets(qd, params, user);
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} catch (const std::exception& ex) {
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HttpUtility::SendJsonError(response, params, 404,
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"No objects found.",
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DiagnosticInformation(ex));
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return true;
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}
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bool cascade = HttpUtility::GetLastParameter(params, "cascade");
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bool verbose = HttpUtility::GetLastParameter(params, "verbose");
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ConfigObjectsSharedLock lock (std::try_to_lock);
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if (!lock) {
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HttpUtility::SendJsonError(response, params, 503, "Icinga is reloading");
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return true;
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}
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std::shared_lock wgLock{*waitGroup, std::try_to_lock};
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if (!wgLock) {
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HttpUtility::SendJsonError(response, params, 503, "Shutting down.");
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return true;
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}
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auto generatorFunc = [&type, &waitGroup, &wgLock, cascade, verbose](
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const ConfigObject::Ptr& obj
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) -> std::optional<Value> {
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if (!waitGroup->IsLockable()) {
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if (wgLock) {
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wgLock.unlock();
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}
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return new Dictionary{
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{ "type", type->GetName() },
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{ "name", obj->GetName() },
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{ "code", 503 },
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{ "status", "Action skipped: Shutting down."}
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};
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}
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int code;
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String status;
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Array::Ptr errors = new Array();
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Array::Ptr diagnosticInformation = new Array();
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// Lock the object name of the given type to prevent from being modified/deleted concurrently.
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ObjectNameLock objectNameLock(type, obj->GetName());
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if (!ConfigObjectUtility::DeleteObject(obj, cascade, errors, diagnosticInformation)) {
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code = 500;
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status = "Object could not be deleted.";
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} else {
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code = 200;
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status = "Object was deleted.";
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}
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Dictionary::Ptr result = new Dictionary{
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{ "type", type->GetName() },
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{ "name", obj->GetName() },
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{ "code", code },
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{ "status", status },
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{ "errors", errors }
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};
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if (verbose)
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result->Set("diagnostic_information", diagnosticInformation);
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return result;
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};
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Dictionary::Ptr result = new Dictionary{{"results", new ValueGenerator{objs, generatorFunc}}};
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result->Freeze();
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response.result(http::status::ok);
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HttpUtility::SendJsonBody(response, params, result, yc);
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return true;
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}
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