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> 22664c5bc7SPatrick Venture #include <blobs-ipmid/blobs.hpp> 23339dece8SPatrick Venture #include <cstring> 24664c5bc7SPatrick 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 31664c5bc7SPatrick 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"; 38*73528388SPatrick Venture std::string hashFilename = "/flash/hash"; 3900887597SPatrick Venture 400bf8bf0cSPatrick Venture /* Get list of blob_ids, check for /flash/image, or /flash/tarball. 410bf8bf0cSPatrick Venture * TODO(venture) the mechanism doesn't care, but the caller of burn_my_bmc 420bf8bf0cSPatrick Venture * will have in mind which they're sending and we need to verify it's 430bf8bf0cSPatrick Venture * available and use it. 440bf8bf0cSPatrick Venture */ 4500887597SPatrick Venture std::vector<std::string> blobs = blob->getBlobList(); 46339dece8SPatrick Venture auto blobInst = std::find_if( 472a927e87SPatrick Venture blobs.begin(), blobs.end(), [&goalFirmware](const std::string& iter) { 48339dece8SPatrick Venture /* Running into weird scenarios where the string comparison doesn't 49339dece8SPatrick Venture * work. TODO: revisit. 50339dece8SPatrick Venture */ 51339dece8SPatrick Venture return (0 == std::memcmp(goalFirmware.c_str(), iter.c_str(), 52339dece8SPatrick Venture goalFirmware.length())); 53339dece8SPatrick Venture // return (goalFirmware.compare(iter)); 54339dece8SPatrick Venture }); 5500887597SPatrick Venture if (blobInst == blobs.end()) 5600887597SPatrick Venture { 572bc23fe1SPatrick Venture throw ToolException(goalFirmware + " not found"); 5800887597SPatrick Venture } 59af69625fSPatrick Venture 60af69625fSPatrick Venture /* Call stat on /flash/image (or /flash/tarball) and check if data interface 6100887597SPatrick Venture * is supported. 6200887597SPatrick Venture */ 63664c5bc7SPatrick Venture ipmiblob::StatResponse stat; 64339dece8SPatrick Venture try 65339dece8SPatrick Venture { 66339dece8SPatrick Venture stat = blob->getStat(goalFirmware); 67339dece8SPatrick Venture } 68664c5bc7SPatrick Venture catch (const ipmiblob::BlobException& b) 69339dece8SPatrick Venture { 70339dece8SPatrick Venture throw ToolException("blob exception received: " + 71339dece8SPatrick Venture std::string(b.what())); 72339dece8SPatrick Venture } 73339dece8SPatrick Venture 74aa32a36aSPatrick Venture auto supported = handler->supportedType(); 75aa32a36aSPatrick Venture if ((stat.blob_state & supported) == 0) 768a55dcbdSPatrick Venture { 772bc23fe1SPatrick Venture throw ToolException("data interface selected not supported."); 788a55dcbdSPatrick Venture } 79af69625fSPatrick Venture 800533d0b0SPatrick Venture /* Yay, our data handler is supported. */ 81*73528388SPatrick Venture 82*73528388SPatrick Venture /* Send over the firmware image. */ 83*73528388SPatrick Venture std::fprintf(stderr, "Sending over the firmware image.\n"); 840533d0b0SPatrick Venture std::uint16_t session; 850533d0b0SPatrick Venture try 860533d0b0SPatrick Venture { 87664c5bc7SPatrick Venture session = blob->openBlob( 88664c5bc7SPatrick Venture goalFirmware, 89664c5bc7SPatrick Venture static_cast<std::uint16_t>(supported) | 90664c5bc7SPatrick Venture static_cast<std::uint16_t>(blobs::OpenFlags::write)); 910533d0b0SPatrick Venture } 92664c5bc7SPatrick Venture catch (const ipmiblob::BlobException& b) 930533d0b0SPatrick Venture { 942bc23fe1SPatrick Venture throw ToolException("blob exception received: " + 952bc23fe1SPatrick Venture std::string(b.what())); 960533d0b0SPatrick Venture } 970533d0b0SPatrick Venture 98fd6aaec8SPatrick Venture if (!handler->sendContents(imagePath, session)) 99fd6aaec8SPatrick Venture { 100f9566d88SPatrick Venture /* Need to close the session on failure, or it's stuck open (until the 101f9566d88SPatrick Venture * blob handler timeout is implemented, and even then, why make it wait. 102f9566d88SPatrick Venture */ 103f9566d88SPatrick Venture blob->closeBlob(session); 1042bc23fe1SPatrick Venture throw ToolException("Failed to send contents of " + imagePath); 105fd6aaec8SPatrick Venture } 106fd6aaec8SPatrick Venture 1079a5ce561SPatrick Venture blob->closeBlob(session); 1089a5ce561SPatrick Venture 109fd6aaec8SPatrick Venture /* Send over the hash contents. */ 110*73528388SPatrick Venture std::fprintf(stderr, "Sending over the hash file.\n"); 111*73528388SPatrick Venture try 112*73528388SPatrick Venture { 113*73528388SPatrick Venture session = blob->openBlob( 114*73528388SPatrick Venture hashFilename, 115*73528388SPatrick Venture static_cast<std::uint16_t>(supported) | 116*73528388SPatrick Venture static_cast<std::uint16_t>(blobs::OpenFlags::write)); 117*73528388SPatrick Venture } 118*73528388SPatrick Venture catch (const ipmiblob::BlobException& b) 119*73528388SPatrick Venture { 120*73528388SPatrick Venture throw ToolException("blob exception received: " + 121*73528388SPatrick Venture std::string(b.what())); 122*73528388SPatrick Venture } 123*73528388SPatrick Venture 124*73528388SPatrick Venture if (!handler->sendContents(signaturePath, session)) 125*73528388SPatrick Venture { 126*73528388SPatrick Venture blob->closeBlob(session); 127*73528388SPatrick Venture throw ToolException("Failed to send contents of " + signaturePath); 128*73528388SPatrick Venture } 129*73528388SPatrick Venture 130*73528388SPatrick Venture blob->closeBlob(session); 131*73528388SPatrick Venture 132fd6aaec8SPatrick Venture /* Trigger the verification. */ 133fd6aaec8SPatrick Venture /* Check the verification. */ 134fd6aaec8SPatrick Venture 1352bc23fe1SPatrick Venture return; 136bf58cd64SPatrick Venture } 1379b534f06SPatrick Venture 1389b534f06SPatrick Venture } // namespace host_tool 139