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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 // This is a simple application that stress-tests the crash recovery of the disk | 5 // This is a simple application that stress-tests the crash recovery of the disk |
| 6 // cache. The main application starts a copy of itself on a loop, checking the | 6 // cache. The main application starts a copy of itself on a loop, checking the |
| 7 // exit code of the child process. When the child dies in an unexpected way, | 7 // exit code of the child process. When the child dies in an unexpected way, |
| 8 // the main application quits. | 8 // the main application quits. |
| 9 | 9 |
| 10 // The child application has two threads: one to exercise the cache in an | 10 // The child application has two threads: one to exercise the cache in an |
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| 161 net::TestCompletionCallback cb; | 161 net::TestCompletionCallback cb; |
| 162 rv = cache->OpenEntry(keys[key], &entries[slot], cb.callback()); | 162 rv = cache->OpenEntry(keys[key], &entries[slot], cb.callback()); |
| 163 if (cb.GetResult(rv) != net::OK) { | 163 if (cb.GetResult(rv) != net::OK) { |
| 164 rv = cache->CreateEntry(keys[key], &entries[slot], cb.callback()); | 164 rv = cache->CreateEntry(keys[key], &entries[slot], cb.callback()); |
| 165 CHECK_EQ(net::OK, cb.GetResult(rv)); | 165 CHECK_EQ(net::OK, cb.GetResult(rv)); |
| 166 } | 166 } |
| 167 | 167 |
| 168 base::snprintf(buffer->data(), kSize, | 168 base::snprintf(buffer->data(), kSize, |
| 169 "i: %d iter: %d, size: %d, truncate: %d ", i, iteration, | 169 "i: %d iter: %d, size: %d, truncate: %d ", i, iteration, |
| 170 size, truncate ? 1 : 0); | 170 size, truncate ? 1 : 0); |
| 171 rv = entries[slot]->WriteData(0, 0, buffer, size, cb.callback(), truncate); | 171 rv = entries[slot] |
| 172 ->WriteData(0, 0, buffer.get(), size, cb.callback(), truncate); |
| 172 CHECK_EQ(size, cb.GetResult(rv)); | 173 CHECK_EQ(size, cb.GetResult(rv)); |
| 173 | 174 |
| 174 if (rand() % 100 > 80) { | 175 if (rand() % 100 > 80) { |
| 175 key = rand() % kNumKeys; | 176 key = rand() % kNumKeys; |
| 176 net::TestCompletionCallback cb2; | 177 net::TestCompletionCallback cb2; |
| 177 rv = cache->DoomEntry(keys[key], cb2.callback()); | 178 rv = cache->DoomEntry(keys[key], cb2.callback()); |
| 178 cb2.GetResult(rv); | 179 cb2.GetResult(rv); |
| 179 } | 180 } |
| 180 | 181 |
| 181 if (!(i % 100)) | 182 if (!(i % 100)) |
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| 281 long int iteration = strtol(argv[1], &end, 0); | 282 long int iteration = strtol(argv[1], &end, 0); |
| 282 | 283 |
| 283 if (!StartCrashThread()) { | 284 if (!StartCrashThread()) { |
| 284 printf("failed to start thread\n"); | 285 printf("failed to start thread\n"); |
| 285 return kError; | 286 return kError; |
| 286 } | 287 } |
| 287 | 288 |
| 288 StressTheCache(iteration); | 289 StressTheCache(iteration); |
| 289 return 0; | 290 return 0; |
| 290 } | 291 } |
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