mirror of
https://github.com/Icinga/icinga2.git
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101 lines
4.0 KiB
C++
101 lines
4.0 KiB
C++
/******************************************************************************
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* Icinga 2 *
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* Copyright (C) 2012-2016 Icinga Development Team (https://www.icinga.org/) *
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* *
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* This program is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU General Public License *
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* as published by the Free Software Foundation; either version 2 *
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* of the License, or (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the Free Software Foundation *
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
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******************************************************************************/
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#include "remote/configfileshandler.hpp"
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#include "remote/configpackageutility.hpp"
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#include "remote/httputility.hpp"
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#include "remote/filterutility.hpp"
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#include "base/exception.hpp"
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#include <boost/algorithm/string/join.hpp>
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#include <fstream>
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using namespace icinga;
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REGISTER_URLHANDLER("/v1/config/files", ConfigFilesHandler);
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bool ConfigFilesHandler::HandleRequest(const ApiUser::Ptr& user, HttpRequest& request, HttpResponse& response)
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{
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if (request.RequestMethod != "GET")
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return false;
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Dictionary::Ptr params = HttpUtility::FetchRequestParameters(request);
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const std::vector<String>& urlPath = request.RequestUrl->GetPath();
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if (urlPath.size() >= 4)
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params->Set("package", urlPath[3]);
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if (urlPath.size() >= 5)
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params->Set("stage", urlPath[4]);
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if (urlPath.size() >= 6) {
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std::vector<String> tmpPath(urlPath.begin() + 5, urlPath.end());
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params->Set("path", boost::algorithm::join(tmpPath, "/"));
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}
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if (request.Headers->Get("accept") == "application/json") {
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HttpUtility::SendJsonError(response, 400, "Invalid Accept header. Either remove the Accept header or set it to 'application/octet-stream'.");
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return true;
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}
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FilterUtility::CheckPermission(user, "config/query");
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String packageName = HttpUtility::GetLastParameter(params, "package");
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String stageName = HttpUtility::GetLastParameter(params, "stage");
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if (!ConfigPackageUtility::ValidateName(packageName)) {
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HttpUtility::SendJsonError(response, 400, "Invalid package name.");
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return true;
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}
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if (!ConfigPackageUtility::ValidateName(stageName)) {
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HttpUtility::SendJsonError(response, 400, "Invalid stage name.");
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return true;
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}
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String relativePath = HttpUtility::GetLastParameter(params, "path");
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if (ConfigPackageUtility::ContainsDotDot(relativePath)) {
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HttpUtility::SendJsonError(response, 400, "Path contains '..' (not allowed).");
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return true;
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}
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String path = ConfigPackageUtility::GetPackageDir() + "/" + packageName + "/" + stageName + "/" + relativePath;
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if (!Utility::PathExists(path)) {
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HttpUtility::SendJsonError(response, 404, "Path not found.");
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return true;
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}
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try {
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std::ifstream fp(path.CStr(), std::ifstream::in | std::ifstream::binary);
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fp.exceptions(std::ifstream::badbit);
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String content((std::istreambuf_iterator<char>(fp)), std::istreambuf_iterator<char>());
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response.SetStatus(200, "OK");
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response.AddHeader("Content-Type", "application/octet-stream");
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response.WriteBody(content.CStr(), content.GetLength());
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} catch (const std::exception& ex) {
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HttpUtility::SendJsonError(response, 500, "Could not read file.",
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HttpUtility::GetLastParameter(params, "verboseErrors") ? DiagnosticInformation(ex) : "");
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}
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return true;
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}
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