icinga2/lib/remote/configfileshandler.cpp
Johannes Schmidt a8401d2e93 Remove extra parameters from HTTP handler signature
These parameters are no longer needed since they were only used
by EventsHandler which was refactored in an earlier commit.
2025-08-06 14:00:42 +02:00

90 lines
2.6 KiB
C++

/* Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ */
#include "remote/configfileshandler.hpp"
#include "remote/configpackageutility.hpp"
#include "remote/httputility.hpp"
#include "remote/filterutility.hpp"
#include "base/exception.hpp"
#include "base/utility.hpp"
#include <boost/algorithm/string/join.hpp>
#include <fstream>
using namespace icinga;
REGISTER_URLHANDLER("/v1/config/files", ConfigFilesHandler);
bool ConfigFilesHandler::HandleRequest(
const WaitGroup::Ptr&,
const HttpRequest& request,
HttpResponse& response,
boost::asio::yield_context& yc
)
{
namespace http = boost::beast::http;
auto url = request.Url();
auto user = request.User();
auto params = request.Params();
if (request.method() != http::verb::get)
return false;
const std::vector<String>& urlPath = url->GetPath();
if (urlPath.size() >= 4)
params->Set("package", urlPath[3]);
if (urlPath.size() >= 5)
params->Set("stage", urlPath[4]);
if (urlPath.size() >= 6) {
std::vector<String> tmpPath(urlPath.begin() + 5, urlPath.end());
params->Set("path", boost::algorithm::join(tmpPath, "/"));
}
if (request[http::field::accept] == "application/json") {
HttpUtility::SendJsonError(response, params, 400, "Invalid Accept header. Either remove the Accept header or set it to 'application/octet-stream'.");
return true;
}
FilterUtility::CheckPermission(user, "config/query");
String packageName = HttpUtility::GetLastParameter(params, "package");
String stageName = HttpUtility::GetLastParameter(params, "stage");
if (!ConfigPackageUtility::ValidatePackageName(packageName)) {
HttpUtility::SendJsonError(response, params, 400, "Invalid package name.");
return true;
}
if (!ConfigPackageUtility::ValidateStageName(stageName)) {
HttpUtility::SendJsonError(response, params, 400, "Invalid stage name.");
return true;
}
String relativePath = HttpUtility::GetLastParameter(params, "path");
if (ConfigPackageUtility::ContainsDotDot(relativePath)) {
HttpUtility::SendJsonError(response, params, 400, "Path contains '..' (not allowed).");
return true;
}
String path = ConfigPackageUtility::GetPackageDir() + "/" + packageName + "/" + stageName + "/" + relativePath;
if (!Utility::PathExists(path)) {
HttpUtility::SendJsonError(response, params, 404, "Path not found.");
return true;
}
try {
response.result(http::status::ok);
response.set(http::field::content_type, "application/octet-stream");
response.SendFile(path, yc);
} catch (const std::exception& ex) {
HttpUtility::SendJsonError(response, params, 500, "Could not read file.",
DiagnosticInformation(ex));
}
return true;
}