1 /* 2 * Copyright 2018 Google Inc. 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #include "updater.hpp" 18 19 #include "flags.hpp" 20 #include "handler.hpp" 21 #include "status.hpp" 22 #include "tool_errors.hpp" 23 #include "util.hpp" 24 25 #include <algorithm> 26 #include <cstring> 27 #include <ipmiblob/blob_errors.hpp> 28 #include <memory> 29 #include <string> 30 #include <thread> 31 #include <unordered_map> 32 #include <vector> 33 34 namespace host_tool 35 { 36 37 void updaterMain(UpdateHandlerInterface* updater, const std::string& imagePath, 38 const std::string& signaturePath, 39 const std::string& layoutType, bool ignoreUpdate) 40 { 41 /* TODO: validate the layoutType isn't a special value such as: 'update', 42 * 'verify', or 'hash' 43 */ 44 std::string layout = "/flash/" + layoutType; 45 46 bool goalSupported = updater->checkAvailable(layout); 47 if (!goalSupported) 48 { 49 throw ToolException("Goal firmware not supported"); 50 } 51 52 /* Yay, our layout type is supported. */ 53 try 54 { 55 /* Send over the firmware image. */ 56 std::fprintf(stderr, "Sending over the firmware image.\n"); 57 updater->sendFile(layout, imagePath); 58 59 /* Send over the hash contents. */ 60 std::fprintf(stderr, "Sending over the hash file.\n"); 61 updater->sendFile(ipmi_flash::hashBlobId, signaturePath); 62 63 /* Trigger the verification by opening and committing the verify file. 64 */ 65 std::fprintf(stderr, "Opening the verification file\n"); 66 if (updater->verifyFile(ipmi_flash::verifyBlobId, false)) 67 { 68 std::fprintf(stderr, "succeeded\n"); 69 } 70 else 71 { 72 std::fprintf(stderr, "failed\n"); 73 throw ToolException("Verification failed"); 74 } 75 76 /* Trigger the update by opening and committing the update file. */ 77 std::fprintf(stderr, "Opening the update file\n"); 78 if (updater->verifyFile(ipmi_flash::updateBlobId, ignoreUpdate)) 79 { 80 std::fprintf(stderr, "succeeded\n"); 81 } 82 else 83 { 84 /* Depending on the update mechanism used, this may be 85 * uninteresting. For instance, for the static layout, we use the 86 * reboot update mechanism. Which doesn't always lead to a 87 * successful return before the BMC starts shutting down services. 88 */ 89 std::fprintf(stderr, "failed\n"); 90 throw ToolException("Update failed"); 91 } 92 } 93 catch (...) 94 { 95 updater->cleanArtifacts(); 96 throw; 97 } 98 } 99 100 } // namespace host_tool 101