1bf58cd64SPatrick Venture /* 2bf58cd64SPatrick Venture * Copyright 2018 Google Inc. 3bf58cd64SPatrick Venture * 4bf58cd64SPatrick Venture * Licensed under the Apache License, Version 2.0 (the "License"); 5bf58cd64SPatrick Venture * you may not use this file except in compliance with the License. 6bf58cd64SPatrick Venture * You may obtain a copy of the License at 7bf58cd64SPatrick Venture * 8bf58cd64SPatrick Venture * http://www.apache.org/licenses/LICENSE-2.0 9bf58cd64SPatrick Venture * 10bf58cd64SPatrick Venture * Unless required by applicable law or agreed to in writing, software 11bf58cd64SPatrick Venture * distributed under the License is distributed on an "AS IS" BASIS, 12bf58cd64SPatrick Venture * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13bf58cd64SPatrick Venture * See the License for the specific language governing permissions and 14bf58cd64SPatrick Venture * limitations under the License. 15bf58cd64SPatrick Venture */ 16bf58cd64SPatrick Venture 17bf58cd64SPatrick Venture #include "updater.hpp" 18bf58cd64SPatrick Venture 192bc23fe1SPatrick Venture #include "tool_errors.hpp" 200533d0b0SPatrick Venture 2100887597SPatrick Venture #include <algorithm> 22*664c5bc7SPatrick Venture #include <blobs-ipmid/blobs.hpp> 23339dece8SPatrick Venture #include <cstring> 24*664c5bc7SPatrick Venture #include <ipmiblob/blob_errors.hpp> 25af69625fSPatrick Venture #include <memory> 262a927e87SPatrick Venture #include <string> 27af69625fSPatrick Venture 289b534f06SPatrick Venture namespace host_tool 299b534f06SPatrick Venture { 309b534f06SPatrick Venture 31*664c5bc7SPatrick Venture void updaterMain(ipmiblob::BlobInterface* blob, DataInterface* handler, 3200887597SPatrick Venture const std::string& imagePath, const std::string& signaturePath) 33bf58cd64SPatrick Venture { 34af69625fSPatrick Venture /* TODO(venture): Add optional parameter to specify the flash type, default 35af69625fSPatrick Venture * to legacy for now. 36af69625fSPatrick Venture */ 3700887597SPatrick Venture std::string goalFirmware = "/flash/image"; 3800887597SPatrick Venture 390bf8bf0cSPatrick Venture /* Get list of blob_ids, check for /flash/image, or /flash/tarball. 400bf8bf0cSPatrick Venture * TODO(venture) the mechanism doesn't care, but the caller of burn_my_bmc 410bf8bf0cSPatrick Venture * will have in mind which they're sending and we need to verify it's 420bf8bf0cSPatrick Venture * available and use it. 430bf8bf0cSPatrick Venture */ 4400887597SPatrick Venture std::vector<std::string> blobs = blob->getBlobList(); 45339dece8SPatrick Venture auto blobInst = std::find_if( 462a927e87SPatrick Venture blobs.begin(), blobs.end(), [&goalFirmware](const std::string& iter) { 47339dece8SPatrick Venture /* Running into weird scenarios where the string comparison doesn't 48339dece8SPatrick Venture * work. TODO: revisit. 49339dece8SPatrick Venture */ 50339dece8SPatrick Venture return (0 == std::memcmp(goalFirmware.c_str(), iter.c_str(), 51339dece8SPatrick Venture goalFirmware.length())); 52339dece8SPatrick Venture // return (goalFirmware.compare(iter)); 53339dece8SPatrick Venture }); 5400887597SPatrick Venture if (blobInst == blobs.end()) 5500887597SPatrick Venture { 562bc23fe1SPatrick Venture throw ToolException(goalFirmware + " not found"); 5700887597SPatrick Venture } 58af69625fSPatrick Venture 59af69625fSPatrick Venture /* Call stat on /flash/image (or /flash/tarball) and check if data interface 6000887597SPatrick Venture * is supported. 6100887597SPatrick Venture */ 62*664c5bc7SPatrick Venture ipmiblob::StatResponse stat; 63339dece8SPatrick Venture try 64339dece8SPatrick Venture { 65339dece8SPatrick Venture stat = blob->getStat(goalFirmware); 66339dece8SPatrick Venture } 67*664c5bc7SPatrick Venture catch (const ipmiblob::BlobException& b) 68339dece8SPatrick Venture { 69339dece8SPatrick Venture throw ToolException("blob exception received: " + 70339dece8SPatrick Venture std::string(b.what())); 71339dece8SPatrick Venture } 72339dece8SPatrick Venture 73aa32a36aSPatrick Venture auto supported = handler->supportedType(); 74aa32a36aSPatrick Venture if ((stat.blob_state & supported) == 0) 758a55dcbdSPatrick Venture { 762bc23fe1SPatrick Venture throw ToolException("data interface selected not supported."); 778a55dcbdSPatrick Venture } 78af69625fSPatrick Venture 790533d0b0SPatrick Venture /* Yay, our data handler is supported. */ 800533d0b0SPatrick Venture std::uint16_t session; 810533d0b0SPatrick Venture try 820533d0b0SPatrick Venture { 83*664c5bc7SPatrick Venture session = blob->openBlob( 84*664c5bc7SPatrick Venture goalFirmware, 85*664c5bc7SPatrick Venture static_cast<std::uint16_t>(supported) | 86*664c5bc7SPatrick Venture static_cast<std::uint16_t>(blobs::OpenFlags::write)); 870533d0b0SPatrick Venture } 88*664c5bc7SPatrick Venture catch (const ipmiblob::BlobException& b) 890533d0b0SPatrick Venture { 902bc23fe1SPatrick Venture throw ToolException("blob exception received: " + 912bc23fe1SPatrick Venture std::string(b.what())); 920533d0b0SPatrick Venture } 930533d0b0SPatrick Venture 94fd6aaec8SPatrick Venture /* Send over the firmware image. */ 95fd6aaec8SPatrick Venture if (!handler->sendContents(imagePath, session)) 96fd6aaec8SPatrick Venture { 97f9566d88SPatrick Venture /* Need to close the session on failure, or it's stuck open (until the 98f9566d88SPatrick Venture * blob handler timeout is implemented, and even then, why make it wait. 99f9566d88SPatrick Venture */ 100f9566d88SPatrick Venture blob->closeBlob(session); 1012bc23fe1SPatrick Venture throw ToolException("Failed to send contents of " + imagePath); 102fd6aaec8SPatrick Venture } 103fd6aaec8SPatrick Venture 1049a5ce561SPatrick Venture blob->closeBlob(session); 1059a5ce561SPatrick Venture 106fd6aaec8SPatrick Venture /* Send over the hash contents. */ 107fd6aaec8SPatrick Venture /* Trigger the verification. */ 108fd6aaec8SPatrick Venture /* Check the verification. */ 109fd6aaec8SPatrick Venture 1102bc23fe1SPatrick Venture return; 111bf58cd64SPatrick Venture } 1129b534f06SPatrick Venture 1139b534f06SPatrick Venture } // namespace host_tool 114