blob: d7e5f96a492111ce39659bfc5cfc81cba1bb7861 [file] [log] [blame]
/*
* Copyright 2018 Google Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "updater.hpp"
#include "tool_errors.hpp"
#include <algorithm>
#include <blobs-ipmid/blobs.hpp>
#include <cstring>
#include <ipmiblob/blob_errors.hpp>
#include <memory>
#include <string>
namespace host_tool
{
void updaterMain(ipmiblob::BlobInterface* blob, DataInterface* handler,
const std::string& imagePath, const std::string& signaturePath)
{
/* TODO(venture): Add optional parameter to specify the flash type, default
* to legacy for now.
*/
std::string goalFirmware = "/flash/image";
/* Get list of blob_ids, check for /flash/image, or /flash/tarball.
* TODO(venture) the mechanism doesn't care, but the caller of burn_my_bmc
* will have in mind which they're sending and we need to verify it's
* available and use it.
*/
std::vector<std::string> blobs = blob->getBlobList();
auto blobInst = std::find_if(
blobs.begin(), blobs.end(), [&goalFirmware](const std::string& iter) {
/* Running into weird scenarios where the string comparison doesn't
* work. TODO: revisit.
*/
return (0 == std::memcmp(goalFirmware.c_str(), iter.c_str(),
goalFirmware.length()));
// return (goalFirmware.compare(iter));
});
if (blobInst == blobs.end())
{
throw ToolException(goalFirmware + " not found");
}
/* Call stat on /flash/image (or /flash/tarball) and check if data interface
* is supported.
*/
ipmiblob::StatResponse stat;
try
{
stat = blob->getStat(goalFirmware);
}
catch (const ipmiblob::BlobException& b)
{
throw ToolException("blob exception received: " +
std::string(b.what()));
}
auto supported = handler->supportedType();
if ((stat.blob_state & supported) == 0)
{
throw ToolException("data interface selected not supported.");
}
/* Yay, our data handler is supported. */
std::uint16_t session;
try
{
session = blob->openBlob(
goalFirmware,
static_cast<std::uint16_t>(supported) |
static_cast<std::uint16_t>(blobs::OpenFlags::write));
}
catch (const ipmiblob::BlobException& b)
{
throw ToolException("blob exception received: " +
std::string(b.what()));
}
/* Send over the firmware image. */
if (!handler->sendContents(imagePath, session))
{
/* Need to close the session on failure, or it's stuck open (until the
* blob handler timeout is implemented, and even then, why make it wait.
*/
blob->closeBlob(session);
throw ToolException("Failed to send contents of " + imagePath);
}
blob->closeBlob(session);
/* Send over the hash contents. */
/* Trigger the verification. */
/* Check the verification. */
return;
}
} // namespace host_tool