mirror of https://github.com/Icinga/icinga2.git
115 lines
2.7 KiB
C++
115 lines
2.7 KiB
C++
/* Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ */
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#include "remote/httphandler.hpp"
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#include "remote/httputility.hpp"
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#include "base/singleton.hpp"
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#include "base/exception.hpp"
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#include <boost/algorithm/string/join.hpp>
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#include <boost/beast/http.hpp>
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using namespace icinga;
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Dictionary::Ptr HttpHandler::m_UrlTree;
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void HttpHandler::Register(const Url::Ptr& url, const HttpHandler::Ptr& handler)
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{
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if (!m_UrlTree)
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m_UrlTree = new Dictionary();
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Dictionary::Ptr node = m_UrlTree;
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for (const String& elem : url->GetPath()) {
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Dictionary::Ptr children = node->Get("children");
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if (!children) {
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children = new Dictionary();
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node->Set("children", children);
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}
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Dictionary::Ptr sub_node = children->Get(elem);
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if (!sub_node) {
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sub_node = new Dictionary();
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children->Set(elem, sub_node);
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}
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node = sub_node;
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}
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Array::Ptr handlers = node->Get("handlers");
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if (!handlers) {
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handlers = new Array();
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node->Set("handlers", handlers);
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}
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handlers->Add(handler);
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}
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void HttpHandler::ProcessRequest(
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AsioTlsStream& stream,
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const ApiUser::Ptr& user,
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boost::beast::http::request<boost::beast::http::string_body>& request,
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boost::beast::http::response<boost::beast::http::string_body>& response,
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boost::asio::yield_context& yc,
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HttpServerConnection& server
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)
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{
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Dictionary::Ptr node = m_UrlTree;
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std::vector<HttpHandler::Ptr> handlers;
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Url::Ptr url = new Url(request.target().to_string());
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auto& path (url->GetPath());
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for (std::vector<String>::size_type i = 0; i <= path.size(); i++) {
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Array::Ptr current_handlers = node->Get("handlers");
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if (current_handlers) {
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ObjectLock olock(current_handlers);
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for (const HttpHandler::Ptr& current_handler : current_handlers) {
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handlers.push_back(current_handler);
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}
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}
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Dictionary::Ptr children = node->Get("children");
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if (!children) {
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node.reset();
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break;
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}
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if (i == path.size())
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break;
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node = children->Get(path[i]);
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if (!node)
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break;
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}
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std::reverse(handlers.begin(), handlers.end());
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Dictionary::Ptr params;
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try {
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params = HttpUtility::FetchRequestParameters(url, request.body());
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} catch (const std::exception& ex) {
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HttpUtility::SendJsonError(response, params, 400, "Invalid request body: " + DiagnosticInformation(ex, false));
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return;
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}
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bool processed = false;
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for (const HttpHandler::Ptr& handler : handlers) {
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if (handler->HandleRequest(stream, user, request, url, response, params, yc, server)) {
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processed = true;
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break;
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}
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}
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if (!processed) {
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HttpUtility::SendJsonError(response, params, 404, "The requested path '" + boost::algorithm::join(path, "/") +
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"' could not be found or the request method is not valid for this path.");
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return;
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}
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}
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