blob: ce8e57393134e4b7026551220a5ae63fb9851e7f [file] [log] [blame]
#pragma once
#include "app.hpp"
#include "async_resp.hpp"
#include "error_messages.hpp"
#include "event_service_manager.hpp"
#include "ibm/utils.hpp"
#include "resource_messages.hpp"
#include "str_utility.hpp"
#include "utils/json_utils.hpp"
#include <boost/container/flat_set.hpp>
#include <nlohmann/json.hpp>
#include <sdbusplus/message/types.hpp>
#include <filesystem>
#include <fstream>
namespace crow
{
namespace ibm_mc
{
constexpr const char* methodNotAllowedMsg = "Method Not Allowed";
constexpr const char* resourceNotFoundMsg = "Resource Not Found";
constexpr const char* contentNotAcceptableMsg = "Content Not Acceptable";
constexpr const char* internalServerError = "Internal Server Error";
constexpr size_t maxSaveareaDirSize =
25000000; // Allow save area dir size to be max 25MB
constexpr size_t minSaveareaFileSize =
100; // Allow save area file size of minimum 100B
constexpr size_t maxSaveareaFileSize =
500000; // Allow save area file size upto 500KB
constexpr size_t maxBroadcastMsgSize =
1000; // Allow Broadcast message size upto 1KB
inline void handleFilePut(const crow::Request& req,
const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
const std::string& fileID)
{
std::error_code ec;
// Check the content-type of the request
boost::beast::string_view contentType = req.getHeaderValue("content-type");
if (!bmcweb::asciiIEquals(contentType, "application/octet-stream"))
{
asyncResp->res.result(boost::beast::http::status::not_acceptable);
asyncResp->res.jsonValue["Description"] = contentNotAcceptableMsg;
return;
}
BMCWEB_LOG_DEBUG(
"File upload in application/octet-stream format. Continue..");
BMCWEB_LOG_DEBUG(
"handleIbmPut: Request to create/update the save-area file");
std::string_view path =
"/var/lib/bmcweb/ibm-management-console/configfiles";
if (!crow::ibm_utils::createDirectory(path))
{
asyncResp->res.result(boost::beast::http::status::not_found);
asyncResp->res.jsonValue["Description"] = resourceNotFoundMsg;
return;
}
std::ofstream file;
std::filesystem::path loc(
"/var/lib/bmcweb/ibm-management-console/configfiles");
// Get the current size of the savearea directory
std::filesystem::recursive_directory_iterator iter(loc, ec);
if (ec)
{
asyncResp->res.result(
boost::beast::http::status::internal_server_error);
asyncResp->res.jsonValue["Description"] = internalServerError;
BMCWEB_LOG_DEBUG("handleIbmPut: Failed to prepare save-area "
"directory iterator. ec : {}",
ec.message());
return;
}
std::uintmax_t saveAreaDirSize = 0;
for (const auto& it : iter)
{
if (!std::filesystem::is_directory(it, ec))
{
if (ec)
{
asyncResp->res.result(
boost::beast::http::status::internal_server_error);
asyncResp->res.jsonValue["Description"] = internalServerError;
BMCWEB_LOG_DEBUG("handleIbmPut: Failed to find save-area "
"directory . ec : {}",
ec.message());
return;
}
std::uintmax_t fileSize = std::filesystem::file_size(it, ec);
if (ec)
{
asyncResp->res.result(
boost::beast::http::status::internal_server_error);
asyncResp->res.jsonValue["Description"] = internalServerError;
BMCWEB_LOG_DEBUG("handleIbmPut: Failed to find save-area "
"file size inside the directory . ec : {}",
ec.message());
return;
}
saveAreaDirSize += fileSize;
}
}
BMCWEB_LOG_DEBUG("saveAreaDirSize: {}", saveAreaDirSize);
// Get the file size getting uploaded
const std::string& data = req.body();
BMCWEB_LOG_DEBUG("data length: {}", data.length());
if (data.length() < minSaveareaFileSize)
{
asyncResp->res.result(boost::beast::http::status::bad_request);
asyncResp->res.jsonValue["Description"] =
"File size is less than minimum allowed size[100B]";
return;
}
if (data.length() > maxSaveareaFileSize)
{
asyncResp->res.result(boost::beast::http::status::bad_request);
asyncResp->res.jsonValue["Description"] =
"File size exceeds maximum allowed size[500KB]";
return;
}
// Form the file path
loc /= fileID;
BMCWEB_LOG_DEBUG("Writing to the file: {}", loc.string());
// Check if the same file exists in the directory
bool fileExists = std::filesystem::exists(loc, ec);
if (ec)
{
asyncResp->res.result(
boost::beast::http::status::internal_server_error);
asyncResp->res.jsonValue["Description"] = internalServerError;
BMCWEB_LOG_DEBUG("handleIbmPut: Failed to find if file exists. ec : {}",
ec.message());
return;
}
std::uintmax_t newSizeToWrite = 0;
if (fileExists)
{
// File exists. Get the current file size
std::uintmax_t currentFileSize = std::filesystem::file_size(loc, ec);
if (ec)
{
asyncResp->res.result(
boost::beast::http::status::internal_server_error);
asyncResp->res.jsonValue["Description"] = internalServerError;
BMCWEB_LOG_DEBUG("handleIbmPut: Failed to find file size. ec : {}",
ec.message());
return;
}
// Calculate the difference in the file size.
// If the data.length is greater than the existing file size, then
// calculate the difference. Else consider the delta size as zero -
// because there is no increase in the total directory size.
// We need to add the diff only if the incoming data is larger than the
// existing filesize
if (data.length() > currentFileSize)
{
newSizeToWrite = data.length() - currentFileSize;
}
BMCWEB_LOG_DEBUG("newSizeToWrite: {}", newSizeToWrite);
}
else
{
// This is a new file upload
newSizeToWrite = data.length();
}
// Calculate the total dir size before writing the new file
BMCWEB_LOG_DEBUG("total new size: {}", saveAreaDirSize + newSizeToWrite);
if ((saveAreaDirSize + newSizeToWrite) > maxSaveareaDirSize)
{
asyncResp->res.result(boost::beast::http::status::bad_request);
asyncResp->res.jsonValue["Description"] =
"File size does not fit in the savearea "
"directory maximum allowed size[25MB]";
return;
}
file.open(loc, std::ofstream::out);
// set the permission of the file to 600
std::filesystem::perms permission = std::filesystem::perms::owner_write |
std::filesystem::perms::owner_read;
std::filesystem::permissions(loc, permission);
if (file.fail())
{
BMCWEB_LOG_DEBUG("Error while opening the file for writing");
asyncResp->res.result(
boost::beast::http::status::internal_server_error);
asyncResp->res.jsonValue["Description"] =
"Error while creating the file";
return;
}
file << data;
// Push an event
if (fileExists)
{
BMCWEB_LOG_DEBUG("config file is updated");
asyncResp->res.jsonValue["Description"] = "File Updated";
}
else
{
BMCWEB_LOG_DEBUG("config file is created");
asyncResp->res.jsonValue["Description"] = "File Created";
}
}
inline void
handleConfigFileList(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp)
{
std::vector<std::string> pathObjList;
std::filesystem::path loc(
"/var/lib/bmcweb/ibm-management-console/configfiles");
if (std::filesystem::exists(loc) && std::filesystem::is_directory(loc))
{
for (const auto& file : std::filesystem::directory_iterator(loc))
{
const std::filesystem::path& pathObj = file.path();
if (std::filesystem::is_regular_file(pathObj))
{
pathObjList.emplace_back(
"/ibm/v1/Host/ConfigFiles/" + pathObj.filename().string());
}
}
}
asyncResp->res.jsonValue["@odata.type"] =
"#IBMConfigFile.v1_0_0.IBMConfigFile";
asyncResp->res.jsonValue["@odata.id"] = "/ibm/v1/Host/ConfigFiles/";
asyncResp->res.jsonValue["Id"] = "ConfigFiles";
asyncResp->res.jsonValue["Name"] = "ConfigFiles";
asyncResp->res.jsonValue["Members"] = std::move(pathObjList);
asyncResp->res.jsonValue["Actions"]["#IBMConfigFiles.DeleteAll"]["target"] =
"/ibm/v1/Host/ConfigFiles/Actions/IBMConfigFiles.DeleteAll";
}
inline void
deleteConfigFiles(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp)
{
std::error_code ec;
std::filesystem::path loc(
"/var/lib/bmcweb/ibm-management-console/configfiles");
if (std::filesystem::exists(loc) && std::filesystem::is_directory(loc))
{
std::filesystem::remove_all(loc, ec);
if (ec)
{
asyncResp->res.result(
boost::beast::http::status::internal_server_error);
asyncResp->res.jsonValue["Description"] = internalServerError;
BMCWEB_LOG_DEBUG("deleteConfigFiles: Failed to delete the "
"config files directory. ec : {}",
ec.message());
}
}
}
inline void handleFileGet(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
const std::string& fileID)
{
BMCWEB_LOG_DEBUG("HandleGet on SaveArea files on path: {}", fileID);
std::filesystem::path loc(
"/var/lib/bmcweb/ibm-management-console/configfiles/" + fileID);
if (!std::filesystem::exists(loc) || !std::filesystem::is_regular_file(loc))
{
BMCWEB_LOG_WARNING("{} Not found", loc.string());
asyncResp->res.result(boost::beast::http::status::not_found);
asyncResp->res.jsonValue["Description"] = resourceNotFoundMsg;
return;
}
std::ifstream readfile(loc.string());
if (!readfile)
{
BMCWEB_LOG_WARNING("{} Not found", loc.string());
asyncResp->res.result(boost::beast::http::status::not_found);
asyncResp->res.jsonValue["Description"] = resourceNotFoundMsg;
return;
}
std::string contentDispositionParam =
"attachment; filename=\"" + fileID + "\"";
asyncResp->res.addHeader(boost::beast::http::field::content_disposition,
contentDispositionParam);
std::string fileData;
fileData = {std::istreambuf_iterator<char>(readfile),
std::istreambuf_iterator<char>()};
asyncResp->res.jsonValue["Data"] = fileData;
}
inline void
handleFileDelete(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
const std::string& fileID)
{
std::string filePath(
"/var/lib/bmcweb/ibm-management-console/configfiles/" + fileID);
BMCWEB_LOG_DEBUG("Removing the file : {}", filePath);
std::ifstream fileOpen(filePath.c_str());
if (static_cast<bool>(fileOpen))
{
if (remove(filePath.c_str()) == 0)
{
BMCWEB_LOG_DEBUG("File removed!");
asyncResp->res.jsonValue["Description"] = "File Deleted";
}
else
{
BMCWEB_LOG_ERROR("File not removed!");
asyncResp->res.result(
boost::beast::http::status::internal_server_error);
asyncResp->res.jsonValue["Description"] = internalServerError;
}
}
else
{
BMCWEB_LOG_WARNING("File not found!");
asyncResp->res.result(boost::beast::http::status::not_found);
asyncResp->res.jsonValue["Description"] = resourceNotFoundMsg;
}
}
inline void
handleBroadcastService(const crow::Request& req,
const std::shared_ptr<bmcweb::AsyncResp>& asyncResp)
{
std::string broadcastMsg;
if (!redfish::json_util::readJsonPatch(req, asyncResp->res, "Message",
broadcastMsg))
{
BMCWEB_LOG_DEBUG("Not a Valid JSON");
asyncResp->res.result(boost::beast::http::status::bad_request);
return;
}
if (broadcastMsg.size() > maxBroadcastMsgSize)
{
BMCWEB_LOG_ERROR("Message size exceeds maximum allowed size[1KB]");
asyncResp->res.result(boost::beast::http::status::bad_request);
return;
}
}
inline void handleFileUrl(const crow::Request& req,
const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
const std::string& fileID)
{
if (req.method() == boost::beast::http::verb::put)
{
handleFilePut(req, asyncResp, fileID);
return;
}
if (req.method() == boost::beast::http::verb::get)
{
handleFileGet(asyncResp, fileID);
return;
}
if (req.method() == boost::beast::http::verb::delete_)
{
handleFileDelete(asyncResp, fileID);
return;
}
}
inline bool isValidConfigFileName(const std::string& fileName,
crow::Response& res)
{
if (fileName.empty())
{
BMCWEB_LOG_ERROR("Empty filename");
res.jsonValue["Description"] = "Empty file path in the url";
return false;
}
// ConfigFile name is allowed to take upper and lowercase letters,
// numbers and hyphen
std::size_t found = fileName.find_first_not_of(
"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-");
if (found != std::string::npos)
{
BMCWEB_LOG_ERROR("Unsupported character in filename: {}", fileName);
res.jsonValue["Description"] = "Unsupported character in filename";
return false;
}
// Check the filename length
if (fileName.length() > 20)
{
BMCWEB_LOG_ERROR("Name must be maximum 20 characters. "
"Input filename length is: {}",
fileName.length());
res.jsonValue["Description"] = "Filename must be maximum 20 characters";
return false;
}
return true;
}
inline void requestRoutes(App& app)
{
// allowed only for admin
BMCWEB_ROUTE(app, "/ibm/v1/")
.privileges({{"ConfigureComponents", "ConfigureManager"}})
.methods(boost::beast::http::verb::get)(
[](const crow::Request&,
const std::shared_ptr<bmcweb::AsyncResp>& asyncResp) {
asyncResp->res.jsonValue["@odata.type"] =
"#ibmServiceRoot.v1_0_0.ibmServiceRoot";
asyncResp->res.jsonValue["@odata.id"] = "/ibm/v1/";
asyncResp->res.jsonValue["Id"] = "IBM Rest RootService";
asyncResp->res.jsonValue["Name"] = "IBM Service Root";
asyncResp->res.jsonValue["ConfigFiles"]["@odata.id"] =
"/ibm/v1/Host/ConfigFiles";
asyncResp->res.jsonValue["BroadcastService"]["@odata.id"] =
"/ibm/v1/HMC/BroadcastService";
});
BMCWEB_ROUTE(app, "/ibm/v1/Host/ConfigFiles")
.privileges({{"ConfigureComponents", "ConfigureManager"}})
.methods(boost::beast::http::verb::get)(
[](const crow::Request&,
const std::shared_ptr<bmcweb::AsyncResp>& asyncResp) {
handleConfigFileList(asyncResp);
});
BMCWEB_ROUTE(app,
"/ibm/v1/Host/ConfigFiles/Actions/IBMConfigFiles.DeleteAll")
.privileges({{"ConfigureComponents", "ConfigureManager"}})
.methods(boost::beast::http::verb::post)(
[](const crow::Request&,
const std::shared_ptr<bmcweb::AsyncResp>& asyncResp) {
deleteConfigFiles(asyncResp);
});
BMCWEB_ROUTE(app, "/ibm/v1/Host/ConfigFiles/<str>")
.privileges({{"ConfigureComponents", "ConfigureManager"}})
.methods(boost::beast::http::verb::put, boost::beast::http::verb::get,
boost::beast::http::verb::delete_)(
[](const crow::Request& req,
const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
const std::string& fileName) {
BMCWEB_LOG_DEBUG("ConfigFile : {}", fileName);
// Validate the incoming fileName
if (!isValidConfigFileName(fileName, asyncResp->res))
{
asyncResp->res.result(
boost::beast::http::status::bad_request);
return;
}
handleFileUrl(req, asyncResp, fileName);
});
BMCWEB_ROUTE(app, "/ibm/v1/HMC/BroadcastService")
.privileges({{"ConfigureComponents", "ConfigureManager"}})
.methods(boost::beast::http::verb::post)(
[](const crow::Request& req,
const std::shared_ptr<bmcweb::AsyncResp>& asyncResp) {
handleBroadcastService(req, asyncResp);
});
}
} // namespace ibm_mc
} // namespace crow