ceph/src/test/cls_rbd/test_cls_rbd.cc

   1 // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
   2 // vim: ts=8 sw=2 smarttab
   3
   4 #include "common/ceph_context.h"
   5 #include "common/config.h"
   6 #include "common/snap_types.h"
   7 #include "common/Clock.h"
   8 #include "include/encoding.h"
   9 #include "include/types.h"
  10 #include "include/rados/librados.h"
  11 #include "include/rbd/object_map_types.h"
  12 #include "include/rbd_types.h"
  13 #include "include/stringify.h"
  14 #include "cls/rbd/cls_rbd.h"
  15 #include "cls/rbd/cls_rbd_client.h"
  16 #include "cls/rbd/cls_rbd_types.h"
  17
  18 #include "gtest/gtest.h"
  19 #include "test/librados/test.h"
  20
  21 #include <errno.h>
  22 #include <string>
  23 #include <vector>
  24
  25 using namespace std;
  26 using namespace librbd::cls_client;
  27 using ::librbd::ParentInfo;
  28 using ::librbd::ParentSpec;
  29
  30 static int snapshot_add(librados::IoCtx *ioctx, const std::string &oid,
  31                         uint64_t snap_id, const std::string &snap_name) {
  32   librados::ObjectWriteOperation op;
  33   ::librbd::cls_client::snapshot_add(&op, snap_id, snap_name, cls::rbd::UserSnapshotNamespace());
  34   return ioctx->operate(oid, &op);
  35 }
  36
  37 static int snapshot_remove(librados::IoCtx *ioctx, const std::string &oid,
  38                            uint64_t snap_id) {
  39   librados::ObjectWriteOperation op;
  40   ::librbd::cls_client::snapshot_remove(&op, snap_id);
  41   return ioctx->operate(oid, &op);
  42 }
  43
  44 static int snapshot_rename(librados::IoCtx *ioctx, const std::string &oid,
  45                            uint64_t snap_id, const std::string &snap_name) {
  46   librados::ObjectWriteOperation op;
  47   ::librbd::cls_client::snapshot_rename(&op, snap_id, snap_name);
  48   return ioctx->operate(oid, &op);
  49 }
  50
  51 static int old_snapshot_add(librados::IoCtx *ioctx, const std::string &oid,
  52                             uint64_t snap_id, const std::string &snap_name) {
  53   librados::ObjectWriteOperation op;
  54   ::librbd::cls_client::old_snapshot_add(&op, snap_id, snap_name);
  55   return ioctx->operate(oid, &op);
  56 }
  57
  58 static char *random_buf(size_t len)
  59 {
  60   char *b = new char[len];
  61   for (size_t i = 0; i < len; i++)
  62     b[i] = (rand() % (128 - 32)) + 32;
  63   return b;
  64 }
  65
  66 class TestClsRbd : public ::testing::Test {
  67 public:
  68
  69   static void SetUpTestCase() {
  70     _pool_name = get_temp_pool_name();
  71     ASSERT_EQ("", create_one_pool_pp(_pool_name, _rados));
  72   }
  73
  74   static void TearDownTestCase() {
  75     ASSERT_EQ(0, destroy_one_pool_pp(_pool_name, _rados));
  76   }
  77
  78   std::string get_temp_image_name() {
  79     ++_image_number;
  80     return "image" + stringify(_image_number);
  81   }
  82
  83   static std::string _pool_name;
  84   static librados::Rados _rados;
  85   static uint64_t _image_number;
  86
  87 };
  88
  89 std::string TestClsRbd::_pool_name;
  90 librados::Rados TestClsRbd::_rados;
  91 uint64_t TestClsRbd::_image_number = 0;
  92
  93 TEST_F(TestClsRbd, get_all_features)
  94 {
  95   librados::IoCtx ioctx;
  96   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
  97
  98   string oid = get_temp_image_name();
  99   ASSERT_EQ(0, ioctx.create(oid, false));
 100
 101   uint64_t all_features = 0;
 102   ASSERT_EQ(0, get_all_features(&ioctx, oid, &all_features));
 103   ASSERT_EQ(RBD_FEATURES_ALL, all_features);
 104
 105   ioctx.close();
 106 }
 107
 108 TEST_F(TestClsRbd, copyup)
 109 {
 110   librados::IoCtx ioctx;
 111   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
 112
 113   string oid = get_temp_image_name();
 114   bufferlist inbl, outbl;
 115
 116   // copyup of 0-len nonexistent object should create new 0-len object
 117   ioctx.remove(oid);
 118   ASSERT_EQ(0, copyup(&ioctx, oid, inbl));
 119   uint64_t size;
 120   ASSERT_EQ(0, ioctx.stat(oid, &size, NULL));
 121   ASSERT_EQ(0U, size);
 122
 123   // create some random data to write
 124   size_t l = 4 << 20;
 125   char *b = random_buf(l);
 126   inbl.append(b, l);
 127   delete [] b;
 128   ASSERT_EQ(l, inbl.length());
 129
 130   // copyup to nonexistent object should create new object
 131   ioctx.remove(oid);
 132   ASSERT_EQ(-ENOENT, ioctx.remove(oid));
 133   ASSERT_EQ(0, copyup(&ioctx, oid, inbl));
 134   // and its contents should match
 135   ASSERT_EQ(l, (size_t)ioctx.read(oid, outbl, l, 0));
 136   ASSERT_TRUE(outbl.contents_equal(inbl));
 137
 138   // now send different data, but with a preexisting object
 139   bufferlist inbl2;
 140   b = random_buf(l);
 141   inbl2.append(b, l);
 142   delete [] b;
 143   ASSERT_EQ(l, inbl2.length());
 144
 145   // should still succeed
 146   ASSERT_EQ(0, copyup(&ioctx, oid, inbl));
 147   ASSERT_EQ(l, (size_t)ioctx.read(oid, outbl, l, 0));
 148   // but contents should not have changed
 149   ASSERT_FALSE(outbl.contents_equal(inbl2));
 150   ASSERT_TRUE(outbl.contents_equal(inbl));
 151
 152   ASSERT_EQ(0, ioctx.remove(oid));
 153   ioctx.close();
 154 }
 155
 156 TEST_F(TestClsRbd, get_and_set_id)
 157 {
 158   librados::IoCtx ioctx;
 159   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
 160
 161   string oid = get_temp_image_name();
 162   string id;
 163   string valid_id = "0123abcxyzZYXCBA";
 164   string invalid_id = ".abc";
 165   string empty_id;
 166
 167   ASSERT_EQ(-ENOENT, get_id(&ioctx, oid, &id));
 168   ASSERT_EQ(-ENOENT, set_id(&ioctx, oid, valid_id));
 169
 170   ASSERT_EQ(0, ioctx.create(oid, true));
 171   ASSERT_EQ(-EINVAL, set_id(&ioctx, oid, invalid_id));
 172   ASSERT_EQ(-EINVAL, set_id(&ioctx, oid, empty_id));
 173   ASSERT_EQ(-ENOENT, get_id(&ioctx, oid, &id));
 174
 175   ASSERT_EQ(0, set_id(&ioctx, oid, valid_id));
 176   ASSERT_EQ(-EEXIST, set_id(&ioctx, oid, valid_id));
 177   ASSERT_EQ(-EEXIST, set_id(&ioctx, oid, valid_id + valid_id));
 178   ASSERT_EQ(0, get_id(&ioctx, oid, &id));
 179   ASSERT_EQ(id, valid_id);
 180
 181   ioctx.close();
 182 }
 183
 184 TEST_F(TestClsRbd, add_remove_child)
 185 {
 186   librados::IoCtx ioctx;
 187   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
 188
 189   string oid = get_temp_image_name();
 190   ASSERT_EQ(0, ioctx.create(oid, true));
 191
 192   string snapname = "parent_snap";
 193   snapid_t snapid(10);
 194   string parent_image = "parent_id";
 195   set<string>children;
 196   ParentSpec pspec(ioctx.get_id(), parent_image, snapid);
 197
 198   // nonexistent children cannot be listed or removed
 199   ASSERT_EQ(-ENOENT, get_children(&ioctx, oid, pspec, children));
 200   ASSERT_EQ(-ENOENT, remove_child(&ioctx, oid, pspec, "child1"));
 201
 202   // create the parent and snapshot
 203   ASSERT_EQ(0, create_image(&ioctx, parent_image, 2<<20, 0,
 204                             RBD_FEATURE_LAYERING, parent_image, -1));
 205   ASSERT_EQ(0, snapshot_add(&ioctx, parent_image, snapid, snapname));
 206
 207   // add child to it, verify it showed up
 208   ASSERT_EQ(0, add_child(&ioctx, oid, pspec, "child1"));
 209   ASSERT_EQ(0, get_children(&ioctx, oid, pspec, children));
 210   ASSERT_TRUE(children.find("child1") != children.end());
 211   // add another child to it, verify it showed up
 212   ASSERT_EQ(0, add_child(&ioctx, oid, pspec, "child2"));
 213   ASSERT_EQ(0, get_children(&ioctx, oid, pspec, children));
 214   ASSERT_TRUE(children.find("child2") != children.end());
 215   // add child2 again, expect -EEXIST
 216   ASSERT_EQ(-EEXIST, add_child(&ioctx, oid, pspec, "child2"));
 217   // remove first, verify it's gone
 218   ASSERT_EQ(0, remove_child(&ioctx, oid, pspec, "child1"));
 219   ASSERT_EQ(0, get_children(&ioctx, oid, pspec, children));
 220   ASSERT_FALSE(children.find("child1") != children.end());
 221   // remove second, verify list empty
 222   ASSERT_EQ(0, remove_child(&ioctx, oid, pspec, "child2"));
 223   ASSERT_EQ(-ENOENT, get_children(&ioctx, oid, pspec, children));
 224   // try to remove again, validate -ENOENT to that as well
 225   ASSERT_EQ(-ENOENT, remove_child(&ioctx, oid, pspec, "child2"));
 226
 227   ioctx.close();
 228 }
 229
 230 TEST_F(TestClsRbd, directory_methods)
 231 {
 232   librados::IoCtx ioctx;
 233   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
 234
 235   string oid = get_temp_image_name();
 236   string id, name;
 237   string imgname = get_temp_image_name();
 238   string imgname2 = get_temp_image_name();
 239   string imgname3 = get_temp_image_name();
 240   string valid_id = "0123abcxyzZYXCBA";
 241   string valid_id2 = "5";
 242   string invalid_id = ".abc";
 243   string empty;
 244
 245   ASSERT_EQ(-ENOENT, dir_get_id(&ioctx, oid, imgname, &id));
 246   ASSERT_EQ(-ENOENT, dir_get_name(&ioctx, oid, valid_id, &name));
 247   ASSERT_EQ(-ENOENT, dir_remove_image(&ioctx, oid, imgname, valid_id));
 248
 249   ASSERT_EQ(-EINVAL, dir_add_image(&ioctx, oid, imgname, invalid_id));
 250   ASSERT_EQ(-EINVAL, dir_add_image(&ioctx, oid, imgname, empty));
 251   ASSERT_EQ(-EINVAL, dir_add_image(&ioctx, oid, empty, valid_id));
 252
 253   map<string, string> images;
 254   ASSERT_EQ(-ENOENT, dir_list(&ioctx, oid, "", 30, &images));
 255
 256   ASSERT_EQ(0, ioctx.create(oid, true));
 257   ASSERT_EQ(0, dir_list(&ioctx, oid, "", 30, &images));
 258   ASSERT_EQ(0u, images.size());
 259   ASSERT_EQ(0, ioctx.remove(oid));
 260
 261   ASSERT_EQ(0, dir_add_image(&ioctx, oid, imgname, valid_id));
 262   ASSERT_EQ(-EEXIST, dir_add_image(&ioctx, oid, imgname, valid_id2));
 263   ASSERT_EQ(-EBADF, dir_add_image(&ioctx, oid, imgname2, valid_id));
 264   ASSERT_EQ(0, dir_list(&ioctx, oid, "", 30, &images));
 265   ASSERT_EQ(1u, images.size());
 266   ASSERT_EQ(valid_id, images[imgname]);
 267   ASSERT_EQ(0, dir_list(&ioctx, oid, "", 0, &images));
 268   ASSERT_EQ(0u, images.size());
 269   ASSERT_EQ(0, dir_get_name(&ioctx, oid, valid_id, &name));
 270   ASSERT_EQ(imgname, name);
 271   ASSERT_EQ(0, dir_get_id(&ioctx, oid, imgname, &id));
 272   ASSERT_EQ(valid_id, id);
 273
 274   ASSERT_EQ(0, dir_add_image(&ioctx, oid, imgname2, valid_id2));
 275   ASSERT_EQ(0, dir_list(&ioctx, oid, "", 30, &images));
 276   ASSERT_EQ(2u, images.size());
 277   ASSERT_EQ(valid_id, images[imgname]);
 278   ASSERT_EQ(valid_id2, images[imgname2]);
 279   ASSERT_EQ(0, dir_list(&ioctx, oid, imgname, 0, &images));
 280   ASSERT_EQ(0u, images.size());
 281   ASSERT_EQ(0, dir_list(&ioctx, oid, imgname, 2, &images));
 282   ASSERT_EQ(1u, images.size());
 283   ASSERT_EQ(valid_id2, images[imgname2]);
 284   ASSERT_EQ(0, dir_get_name(&ioctx, oid, valid_id2, &name));
 285   ASSERT_EQ(imgname2, name);
 286   ASSERT_EQ(0, dir_get_id(&ioctx, oid, imgname2, &id));
 287   ASSERT_EQ(valid_id2, id);
 288
 289   librados::ObjectWriteOperation op1;
 290   dir_rename_image(&op1, imgname, imgname2, valid_id2);
 291   ASSERT_EQ(-ESTALE, ioctx.operate(oid, &op1));
 292   ASSERT_EQ(-ESTALE, dir_remove_image(&ioctx, oid, imgname, valid_id2));
 293   librados::ObjectWriteOperation op2;
 294   dir_rename_image(&op2, imgname, imgname2, valid_id);
 295   ASSERT_EQ(-EEXIST, ioctx.operate(oid, &op2));
 296   ASSERT_EQ(0, dir_get_id(&ioctx, oid, imgname, &id));
 297   ASSERT_EQ(valid_id, id);
 298   ASSERT_EQ(0, dir_get_name(&ioctx, oid, valid_id2, &name));
 299   ASSERT_EQ(imgname2, name);
 300
 301   librados::ObjectWriteOperation op3;
 302   dir_rename_image(&op3, imgname, imgname3, valid_id);
 303   ASSERT_EQ(0, ioctx.operate(oid, &op3));
 304   ASSERT_EQ(0, dir_get_id(&ioctx, oid, imgname3, &id));
 305   ASSERT_EQ(valid_id, id);
 306   ASSERT_EQ(0, dir_get_name(&ioctx, oid, valid_id, &name));
 307   ASSERT_EQ(imgname3, name);
 308   librados::ObjectWriteOperation op4;
 309   dir_rename_image(&op4, imgname3, imgname, valid_id);
 310   ASSERT_EQ(0, ioctx.operate(oid, &op4));
 311
 312   ASSERT_EQ(0, dir_remove_image(&ioctx, oid, imgname, valid_id));
 313   ASSERT_EQ(0, dir_list(&ioctx, oid, "", 30, &images));
 314   ASSERT_EQ(1u, images.size());
 315   ASSERT_EQ(valid_id2, images[imgname2]);
 316   ASSERT_EQ(0, dir_list(&ioctx, oid, imgname2, 30, &images));
 317   ASSERT_EQ(0u, images.size());
 318   ASSERT_EQ(0, dir_get_name(&ioctx, oid, valid_id2, &name));
 319   ASSERT_EQ(imgname2, name);
 320   ASSERT_EQ(0, dir_get_id(&ioctx, oid, imgname2, &id));
 321   ASSERT_EQ(valid_id2, id);
 322   ASSERT_EQ(-ENOENT, dir_get_name(&ioctx, oid, valid_id, &name));
 323   ASSERT_EQ(-ENOENT, dir_get_id(&ioctx, oid, imgname, &id));
 324
 325   ASSERT_EQ(0, dir_add_image(&ioctx, oid, imgname, valid_id));
 326   ASSERT_EQ(0, dir_list(&ioctx, oid, "", 30, &images));
 327   ASSERT_EQ(2u, images.size());
 328   ASSERT_EQ(valid_id, images[imgname]);
 329   ASSERT_EQ(valid_id2, images[imgname2]);
 330   ASSERT_EQ(0, dir_remove_image(&ioctx, oid, imgname, valid_id));
 331   ASSERT_EQ(-ENOENT, dir_remove_image(&ioctx, oid, imgname, valid_id));
 332   ASSERT_EQ(0, dir_remove_image(&ioctx, oid, imgname2, valid_id2));
 333   ASSERT_EQ(0, dir_list(&ioctx, oid, "", 30, &images));
 334   ASSERT_EQ(0u, images.size());
 335
 336   ioctx.close();
 337 }
 338
 339 TEST_F(TestClsRbd, create)
 340 {
 341   librados::IoCtx ioctx;
 342   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
 343
 344   string oid = get_temp_image_name();
 345   uint64_t size = 20ULL << 30;
 346   uint64_t features = 0;
 347   uint8_t order = 22;
 348   string object_prefix = oid;
 349
 350   ASSERT_EQ(0, create_image(&ioctx, oid, size, order,
 351                             features, object_prefix, -1));
 352   ASSERT_EQ(-EEXIST, create_image(&ioctx, oid, size, order,
 353                                   features, object_prefix, -1));
 354   ASSERT_EQ(0, ioctx.remove(oid));
 355
 356   ASSERT_EQ(-EINVAL, create_image(&ioctx, oid, size, order,
 357                                   features, "", -1));
 358   ASSERT_EQ(-ENOENT, ioctx.remove(oid));
 359
 360   ASSERT_EQ(0, create_image(&ioctx, oid, 0, order,
 361                             features, object_prefix, -1));
 362   ASSERT_EQ(0, ioctx.remove(oid));
 363
 364   ASSERT_EQ(-ENOSYS, create_image(&ioctx, oid, size, order,
 365                                   -1, object_prefix, -1));
 366   ASSERT_EQ(-ENOENT, ioctx.remove(oid));
 367
 368   ASSERT_EQ(0, create_image(&ioctx, oid, size, order, RBD_FEATURE_DATA_POOL,
 369                             object_prefix, 123));
 370   ASSERT_EQ(0, ioctx.remove(oid));
 371   ASSERT_EQ(-EINVAL, create_image(&ioctx, oid, size, order,
 372                                   RBD_FEATURE_DATA_POOL, object_prefix, -1));
 373   ASSERT_EQ(-EINVAL, create_image(&ioctx, oid, size, order, 0, object_prefix,
 374                                   123));
 375
 376   bufferlist inbl, outbl;
 377   ASSERT_EQ(-EINVAL, ioctx.exec(oid, "rbd", "create", inbl, outbl));
 378
 379   ioctx.close();
 380 }
 381
 382 TEST_F(TestClsRbd, get_features)
 383 {
 384   librados::IoCtx ioctx;
 385   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
 386
 387   string oid = get_temp_image_name();
 388
 389   uint64_t features;
 390   ASSERT_EQ(-ENOENT, get_features(&ioctx, oid, CEPH_NOSNAP, &features));
 391
 392   ASSERT_EQ(0, create_image(&ioctx, oid, 0, 22, 0, oid, -1));
 393   ASSERT_EQ(0, get_features(&ioctx, oid, CEPH_NOSNAP, &features));
 394   ASSERT_EQ(0u, features);
 395
 396   int r = get_features(&ioctx, oid, 1, &features);
 397   if (r == 0) {
 398     ASSERT_EQ(0u, features);
 399   } else {
 400     // deprecated snapshot handling
 401     ASSERT_EQ(-ENOENT, r);
 402   }
 403
 404   ioctx.close();
 405 }
 406
 407 TEST_F(TestClsRbd, get_object_prefix)
 408 {
 409   librados::IoCtx ioctx;
 410   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
 411
 412   string oid = get_temp_image_name();
 413
 414   string object_prefix;
 415   ASSERT_EQ(-ENOENT, get_object_prefix(&ioctx, oid, &object_prefix));
 416
 417   ASSERT_EQ(0, create_image(&ioctx, oid, 0, 22, 0, oid, -1));
 418   ASSERT_EQ(0, get_object_prefix(&ioctx, oid, &object_prefix));
 419   ASSERT_EQ(oid, object_prefix);
 420
 421   ioctx.close();
 422 }
 423
 424 TEST_F(TestClsRbd, get_data_pool)
 425 {
 426   librados::IoCtx ioctx;
 427   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
 428
 429   string oid = get_temp_image_name();
 430
 431   int64_t data_pool_id;
 432   ASSERT_EQ(0, ioctx.create(oid, true));
 433   ASSERT_EQ(0, get_data_pool(&ioctx, oid, &data_pool_id));
 434   ASSERT_EQ(-1, data_pool_id);
 435   ASSERT_EQ(0, ioctx.remove(oid));
 436
 437   ASSERT_EQ(0, create_image(&ioctx, oid, 0, 22, RBD_FEATURE_DATA_POOL, oid,
 438                             12));
 439   ASSERT_EQ(0, get_data_pool(&ioctx, oid, &data_pool_id));
 440   ASSERT_EQ(12, data_pool_id);
 441 }
 442
 443 TEST_F(TestClsRbd, get_size)
 444 {
 445   librados::IoCtx ioctx;
 446   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
 447
 448   string oid = get_temp_image_name();
 449   uint64_t size;
 450   uint8_t order;
 451   ASSERT_EQ(-ENOENT, get_size(&ioctx, oid, CEPH_NOSNAP, &size, &order));
 452
 453   ASSERT_EQ(0, create_image(&ioctx, oid, 0, 22, 0, oid, -1));
 454   ASSERT_EQ(0, get_size(&ioctx, oid, CEPH_NOSNAP, &size, &order));
 455   ASSERT_EQ(0u, size);
 456   ASSERT_EQ(22, order);
 457   ASSERT_EQ(0, ioctx.remove(oid));
 458
 459   ASSERT_EQ(0, create_image(&ioctx, oid, 2 << 22, 0, 0, oid, -1));
 460   ASSERT_EQ(0, get_size(&ioctx, oid, CEPH_NOSNAP, &size, &order));
 461   ASSERT_EQ(2u << 22, size);
 462   ASSERT_EQ(0, order);
 463
 464   ASSERT_EQ(-ENOENT, get_size(&ioctx, oid, 1, &size, &order));
 465
 466   ioctx.close();
 467 }
 468
 469 TEST_F(TestClsRbd, set_size)
 470 {
 471   librados::IoCtx ioctx;
 472   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
 473
 474   string oid = get_temp_image_name();
 475   ASSERT_EQ(-ENOENT, set_size(&ioctx, oid, 5));
 476
 477   uint64_t size;
 478   uint8_t order;
 479   ASSERT_EQ(0, create_image(&ioctx, oid, 0, 22, 0, oid, -1));
 480   ASSERT_EQ(0, get_size(&ioctx, oid, CEPH_NOSNAP, &size, &order));
 481   ASSERT_EQ(0u, size);
 482   ASSERT_EQ(22, order);
 483
 484   ASSERT_EQ(0, set_size(&ioctx, oid, 0));
 485   ASSERT_EQ(0, get_size(&ioctx, oid, CEPH_NOSNAP, &size, &order));
 486   ASSERT_EQ(0u, size);
 487   ASSERT_EQ(22, order);
 488
 489   ASSERT_EQ(0, set_size(&ioctx, oid, 3 << 22));
 490   ASSERT_EQ(0, get_size(&ioctx, oid, CEPH_NOSNAP, &size, &order));
 491   ASSERT_EQ(3u << 22, size);
 492   ASSERT_EQ(22, order);
 493
 494   ioctx.close();
 495 }
 496
 497 TEST_F(TestClsRbd, protection_status)
 498 {
 499   librados::IoCtx ioctx;
 500   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
 501
 502   string oid = get_temp_image_name();
 503   string oid2 = get_temp_image_name();
 504   uint8_t status = RBD_PROTECTION_STATUS_UNPROTECTED;
 505   ASSERT_EQ(-ENOENT, get_protection_status(&ioctx, oid,
 506                                            CEPH_NOSNAP, &status));
 507   ASSERT_EQ(-ENOENT, set_protection_status(&ioctx, oid,
 508                                            CEPH_NOSNAP, status));
 509
 510   ASSERT_EQ(0, create_image(&ioctx, oid, 0, 22, RBD_FEATURE_LAYERING, oid, -1));
 511   ASSERT_EQ(0, create_image(&ioctx, oid2, 0, 22, 0, oid, -1));
 512   ASSERT_EQ(-EINVAL, get_protection_status(&ioctx, oid2,
 513                                            CEPH_NOSNAP, &status));
 514   ASSERT_EQ(-ENOEXEC, set_protection_status(&ioctx, oid2,
 515                                            CEPH_NOSNAP, status));
 516   ASSERT_EQ(-EINVAL, get_protection_status(&ioctx, oid,
 517                                            CEPH_NOSNAP, &status));
 518   ASSERT_EQ(-EINVAL, set_protection_status(&ioctx, oid,
 519                                            CEPH_NOSNAP, status));
 520   ASSERT_EQ(-ENOENT, get_protection_status(&ioctx, oid,
 521                                            2, &status));
 522   ASSERT_EQ(-ENOENT, set_protection_status(&ioctx, oid,
 523                                            2, status));
 524
 525   ASSERT_EQ(0, snapshot_add(&ioctx, oid, 10, "snap1"));
 526   ASSERT_EQ(0, get_protection_status(&ioctx, oid,
 527                                      10, &status));
 528   ASSERT_EQ(+RBD_PROTECTION_STATUS_UNPROTECTED, status);
 529
 530   ASSERT_EQ(0, set_protection_status(&ioctx, oid,
 531                                      10, RBD_PROTECTION_STATUS_PROTECTED));
 532   ASSERT_EQ(0, get_protection_status(&ioctx, oid,
 533                                      10, &status));
 534   ASSERT_EQ(+RBD_PROTECTION_STATUS_PROTECTED, status);
 535   ASSERT_EQ(-EBUSY, snapshot_remove(&ioctx, oid, 10));
 536
 537   ASSERT_EQ(0, set_protection_status(&ioctx, oid,
 538                                      10, RBD_PROTECTION_STATUS_UNPROTECTING));
 539   ASSERT_EQ(0, get_protection_status(&ioctx, oid,
 540                                      10, &status));
 541   ASSERT_EQ(+RBD_PROTECTION_STATUS_UNPROTECTING, status);
 542   ASSERT_EQ(-EBUSY, snapshot_remove(&ioctx, oid, 10));
 543
 544   ASSERT_EQ(-EINVAL, set_protection_status(&ioctx, oid,
 545                                            10, RBD_PROTECTION_STATUS_LAST));
 546   ASSERT_EQ(0, get_protection_status(&ioctx, oid,
 547                                      10, &status));
 548   ASSERT_EQ(+RBD_PROTECTION_STATUS_UNPROTECTING, status);
 549
 550   ASSERT_EQ(0, snapshot_add(&ioctx, oid, 20, "snap2"));
 551   ASSERT_EQ(0, get_protection_status(&ioctx, oid,
 552                                      20, &status));
 553   ASSERT_EQ(+RBD_PROTECTION_STATUS_UNPROTECTED, status);
 554   ASSERT_EQ(0, set_protection_status(&ioctx, oid,
 555                                      10, RBD_PROTECTION_STATUS_UNPROTECTED));
 556   ASSERT_EQ(0, get_protection_status(&ioctx, oid,
 557                                      10, &status));
 558   ASSERT_EQ(+RBD_PROTECTION_STATUS_UNPROTECTED, status);
 559
 560   ASSERT_EQ(0, snapshot_remove(&ioctx, oid, 10));
 561   ASSERT_EQ(0, snapshot_remove(&ioctx, oid, 20));
 562
 563   ioctx.close();
 564 }
 565
 566 TEST_F(TestClsRbd, snapshot_limits)
 567 {
 568   librados::IoCtx ioctx;
 569   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
 570
 571   librados::ObjectWriteOperation op;
 572   string oid = get_temp_image_name();
 573   uint64_t limit;
 574
 575   ASSERT_EQ(-ENOENT, snapshot_get_limit(&ioctx, oid, &limit));
 576
 577   ASSERT_EQ(0, create_image(&ioctx, oid, 0, 22, RBD_FEATURE_LAYERING, oid, -1));
 578
 579   snapshot_set_limit(&op, 2);
 580
 581   ASSERT_EQ(0, ioctx.operate(oid, &op));
 582
 583   ASSERT_EQ(0, snapshot_get_limit(&ioctx, oid, &limit));
 584   ASSERT_EQ(2U, limit);
 585
 586   ASSERT_EQ(0, snapshot_add(&ioctx, oid, 10, "snap1"));
 587   ASSERT_EQ(0, snapshot_add(&ioctx, oid, 20, "snap2"));
 588   ASSERT_EQ(-EDQUOT, snapshot_add(&ioctx, oid, 30, "snap3"));
 589
 590   ASSERT_EQ(0, snapshot_remove(&ioctx, oid, 10));
 591   ASSERT_EQ(0, snapshot_remove(&ioctx, oid, 20));
 592
 593   ioctx.close();
 594 }
 595
 596 TEST_F(TestClsRbd, parents)
 597 {
 598   librados::IoCtx ioctx;
 599   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
 600
 601   string oid = get_temp_image_name();
 602   ParentSpec pspec;
 603   uint64_t size;
 604
 605   ASSERT_EQ(-ENOENT, get_parent(&ioctx, "doesnotexist", CEPH_NOSNAP, &pspec, &size));
 606
 607   // old image should fail
 608   ASSERT_EQ(0, create_image(&ioctx, "old", 33<<20, 22, 0, "old_blk.", -1));
 609   // get nonexistent parent: succeed, return (-1, "", CEPH_NOSNAP), overlap 0
 610   ASSERT_EQ(0, get_parent(&ioctx, "old", CEPH_NOSNAP, &pspec, &size));
 611   ASSERT_EQ(pspec.pool_id, -1);
 612   ASSERT_STREQ("", pspec.image_id.c_str());
 613   ASSERT_EQ(pspec.snap_id, CEPH_NOSNAP);
 614   ASSERT_EQ(size, 0ULL);
 615   pspec = ParentSpec(-1, "parent", 3);
 616   ASSERT_EQ(-ENOEXEC, set_parent(&ioctx, "old", ParentSpec(-1, "parent", 3), 10<<20));
 617   ASSERT_EQ(-ENOEXEC, remove_parent(&ioctx, "old"));
 618
 619   // new image will work
 620   ASSERT_EQ(0, create_image(&ioctx, oid, 33<<20, 22, RBD_FEATURE_LAYERING,
 621                             "foo.", -1));
 622
 623   ASSERT_EQ(0, get_parent(&ioctx, oid, CEPH_NOSNAP, &pspec, &size));
 624   ASSERT_EQ(-1, pspec.pool_id);
 625   ASSERT_EQ(0, get_parent(&ioctx, oid, 123, &pspec, &size));
 626   ASSERT_EQ(-1, pspec.pool_id);
 627
 628   ASSERT_EQ(-EINVAL, set_parent(&ioctx, oid, ParentSpec(-1, "parent", 3), 10<<20));
 629   ASSERT_EQ(-EINVAL, set_parent(&ioctx, oid, ParentSpec(1, "", 3), 10<<20));
 630   ASSERT_EQ(-EINVAL, set_parent(&ioctx, oid, ParentSpec(1, "parent", CEPH_NOSNAP), 10<<20));
 631   ASSERT_EQ(-EINVAL, set_parent(&ioctx, oid, ParentSpec(1, "parent", 3), 0));
 632
 633   pspec = ParentSpec(1, "parent", 3);
 634   ASSERT_EQ(0, set_parent(&ioctx, oid, pspec, 10<<20));
 635   ASSERT_EQ(-EEXIST, set_parent(&ioctx, oid, pspec, 10<<20));
 636   ASSERT_EQ(-EEXIST, set_parent(&ioctx, oid, ParentSpec(2, "parent", 34), 10<<20));
 637
 638   ASSERT_EQ(0, get_parent(&ioctx, oid, CEPH_NOSNAP, &pspec, &size));
 639   ASSERT_EQ(pspec.pool_id, 1);
 640   ASSERT_EQ(pspec.image_id, "parent");
 641   ASSERT_EQ(pspec.snap_id, snapid_t(3));
 642
 643   ASSERT_EQ(0, remove_parent(&ioctx, oid));
 644   ASSERT_EQ(-ENOENT, remove_parent(&ioctx, oid));
 645   ASSERT_EQ(0, get_parent(&ioctx, oid, CEPH_NOSNAP, &pspec, &size));
 646   ASSERT_EQ(-1, pspec.pool_id);
 647
 648   // snapshots
 649   ASSERT_EQ(0, set_parent(&ioctx, oid, ParentSpec(1, "parent", 3), 10<<20));
 650   ASSERT_EQ(0, snapshot_add(&ioctx, oid, 10, "snap1"));
 651   ASSERT_EQ(0, get_parent(&ioctx, oid, 10, &pspec, &size));
 652   ASSERT_EQ(pspec.pool_id, 1);
 653   ASSERT_EQ(pspec.image_id, "parent");
 654   ASSERT_EQ(pspec.snap_id, snapid_t(3));
 655   ASSERT_EQ(size, 10ull<<20);
 656
 657   ASSERT_EQ(0, remove_parent(&ioctx, oid));
 658   ASSERT_EQ(0, set_parent(&ioctx, oid, ParentSpec(4, "parent2", 6), 5<<20));
 659   ASSERT_EQ(0, snapshot_add(&ioctx, oid, 11, "snap2"));
 660   ASSERT_EQ(0, get_parent(&ioctx, oid, 10, &pspec, &size));
 661   ASSERT_EQ(pspec.pool_id, 1);
 662   ASSERT_EQ(pspec.image_id, "parent");
 663   ASSERT_EQ(pspec.snap_id, snapid_t(3));
 664   ASSERT_EQ(size, 10ull<<20);
 665   ASSERT_EQ(0, get_parent(&ioctx, oid, 11, &pspec, &size));
 666   ASSERT_EQ(pspec.pool_id, 4);
 667   ASSERT_EQ(pspec.image_id, "parent2");
 668   ASSERT_EQ(pspec.snap_id, snapid_t(6));
 669   ASSERT_EQ(size, 5ull<<20);
 670
 671   ASSERT_EQ(0, remove_parent(&ioctx, oid));
 672   ASSERT_EQ(0, snapshot_add(&ioctx, oid, 12, "snap3"));
 673   ASSERT_EQ(0, get_parent(&ioctx, oid, 10, &pspec, &size));
 674   ASSERT_EQ(pspec.pool_id, 1);
 675   ASSERT_EQ(pspec.image_id, "parent");
 676   ASSERT_EQ(pspec.snap_id, snapid_t(3));
 677   ASSERT_EQ(size, 10ull<<20);
 678   ASSERT_EQ(0, get_parent(&ioctx, oid, 11, &pspec, &size));
 679   ASSERT_EQ(pspec.pool_id, 4);
 680   ASSERT_EQ(pspec.image_id, "parent2");
 681   ASSERT_EQ(pspec.snap_id, snapid_t(6));
 682   ASSERT_EQ(size, 5ull<<20);
 683   ASSERT_EQ(0, get_parent(&ioctx, oid, 12, &pspec, &size));
 684   ASSERT_EQ(-1, pspec.pool_id);
 685
 686   // make sure set_parent takes min of our size and parent's size
 687   ASSERT_EQ(0, set_parent(&ioctx, oid, ParentSpec(1, "parent", 3), 1<<20));
 688   ASSERT_EQ(0, get_parent(&ioctx, oid, CEPH_NOSNAP, &pspec, &size));
 689   ASSERT_EQ(pspec.pool_id, 1);
 690   ASSERT_EQ(pspec.image_id, "parent");
 691   ASSERT_EQ(pspec.snap_id, snapid_t(3));
 692   ASSERT_EQ(size, 1ull<<20);
 693   ASSERT_EQ(0, remove_parent(&ioctx, oid));
 694
 695   ASSERT_EQ(0, set_parent(&ioctx, oid, ParentSpec(1, "parent", 3), 100<<20));
 696   ASSERT_EQ(0, get_parent(&ioctx, oid, CEPH_NOSNAP, &pspec, &size));
 697   ASSERT_EQ(pspec.pool_id, 1);
 698   ASSERT_EQ(pspec.image_id, "parent");
 699   ASSERT_EQ(pspec.snap_id, snapid_t(3));
 700   ASSERT_EQ(size, 33ull<<20);
 701   ASSERT_EQ(0, remove_parent(&ioctx, oid));
 702
 703   // make sure resize adjust parent overlap
 704   ASSERT_EQ(0, set_parent(&ioctx, oid, ParentSpec(1, "parent", 3), 10<<20));
 705
 706   ASSERT_EQ(0, snapshot_add(&ioctx, oid, 14, "snap4"));
 707   ASSERT_EQ(0, set_size(&ioctx, oid, 3 << 20));
 708   ASSERT_EQ(0, get_parent(&ioctx, oid, CEPH_NOSNAP, &pspec, &size));
 709   ASSERT_EQ(pspec.pool_id, 1);
 710   ASSERT_EQ(pspec.image_id, "parent");
 711   ASSERT_EQ(pspec.snap_id, snapid_t(3));
 712   ASSERT_EQ(size, 3ull<<20);
 713   ASSERT_EQ(0, get_parent(&ioctx, oid, 14, &pspec, &size));
 714   ASSERT_EQ(pspec.pool_id, 1);
 715   ASSERT_EQ(pspec.image_id, "parent");
 716   ASSERT_EQ(pspec.snap_id, snapid_t(3));
 717   ASSERT_EQ(size, 10ull<<20);
 718
 719   ASSERT_EQ(0, snapshot_add(&ioctx, oid, 15, "snap5"));
 720   ASSERT_EQ(0, set_size(&ioctx, oid, 30 << 20));
 721   ASSERT_EQ(0, get_parent(&ioctx, oid, CEPH_NOSNAP, &pspec, &size));
 722   ASSERT_EQ(pspec.pool_id, 1);
 723   ASSERT_EQ(pspec.image_id, "parent");
 724   ASSERT_EQ(pspec.snap_id, snapid_t(3));
 725   ASSERT_EQ(size, 3ull<<20);
 726   ASSERT_EQ(0, get_parent(&ioctx, oid, 14, &pspec, &size));
 727   ASSERT_EQ(pspec.pool_id, 1);
 728   ASSERT_EQ(pspec.image_id, "parent");
 729   ASSERT_EQ(pspec.snap_id, snapid_t(3));
 730   ASSERT_EQ(size, 10ull<<20);
 731   ASSERT_EQ(0, get_parent(&ioctx, oid, 15, &pspec, &size));
 732   ASSERT_EQ(pspec.pool_id, 1);
 733   ASSERT_EQ(pspec.image_id, "parent");
 734   ASSERT_EQ(pspec.snap_id, snapid_t(3));
 735   ASSERT_EQ(size, 3ull<<20);
 736
 737   ASSERT_EQ(0, set_size(&ioctx, oid, 2 << 20));
 738   ASSERT_EQ(0, get_parent(&ioctx, oid, CEPH_NOSNAP, &pspec, &size));
 739   ASSERT_EQ(pspec.pool_id, 1);
 740   ASSERT_EQ(pspec.image_id, "parent");
 741   ASSERT_EQ(pspec.snap_id, snapid_t(3));
 742   ASSERT_EQ(size, 2ull<<20);
 743
 744   ASSERT_EQ(0, snapshot_add(&ioctx, oid, 16, "snap6"));
 745   ASSERT_EQ(0, get_parent(&ioctx, oid, 16, &pspec, &size));
 746   ASSERT_EQ(pspec.pool_id, 1);
 747   ASSERT_EQ(pspec.image_id, "parent");
 748   ASSERT_EQ(pspec.snap_id, snapid_t(3));
 749   ASSERT_EQ(size, 2ull<<20);
 750
 751   ASSERT_EQ(0, ioctx.remove(oid));
 752   ASSERT_EQ(0, create_image(&ioctx, oid, 33<<20, 22,
 753                             RBD_FEATURE_LAYERING | RBD_FEATURE_DEEP_FLATTEN,
 754                             "foo.", -1));
 755   ASSERT_EQ(0, set_parent(&ioctx, oid, ParentSpec(1, "parent", 3), 100<<20));
 756   ASSERT_EQ(0, snapshot_add(&ioctx, oid, 1, "snap1"));
 757   ASSERT_EQ(0, snapshot_add(&ioctx, oid, 2, "snap2"));
 758   ASSERT_EQ(0, remove_parent(&ioctx, oid));
 759
 760   ASSERT_EQ(0, get_parent(&ioctx, oid, 1, &pspec, &size));
 761   ASSERT_EQ(-1, pspec.pool_id);
 762   ASSERT_EQ(0, get_parent(&ioctx, oid, 2, &pspec, &size));
 763   ASSERT_EQ(-1, pspec.pool_id);
 764   ASSERT_EQ(0, get_parent(&ioctx, oid, CEPH_NOSNAP, &pspec, &size));
 765   ASSERT_EQ(-1, pspec.pool_id);
 766
 767   ioctx.close();
 768 }
 769
 770 TEST_F(TestClsRbd, snapshots)
 771 {
 772   cls::rbd::SnapshotNamespace userSnapNamespace = cls::rbd::UserSnapshotNamespace();
 773   librados::IoCtx ioctx;
 774   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
 775
 776   string oid = get_temp_image_name();
 777   ASSERT_EQ(-ENOENT, snapshot_add(&ioctx, oid, 0, "snap1"));
 778
 779   ASSERT_EQ(0, create_image(&ioctx, oid, 10, 22, 0, oid, -1));
 780
 781   vector<string> snap_names;
 782   vector<cls::rbd::SnapshotNamespace> snap_namespaces;
 783   vector<uint64_t> snap_sizes;
 784   SnapContext snapc;
 785   vector<ParentInfo> parents;
 786   vector<uint8_t> protection_status;
 787   vector<utime_t> snap_timestamps;
 788
 789   ASSERT_EQ(0, get_snapcontext(&ioctx, oid, &snapc));
 790   ASSERT_EQ(0u, snapc.snaps.size());
 791   ASSERT_EQ(0u, snapc.seq);
 792   ASSERT_EQ(0, snapshot_list(&ioctx, oid, snapc.snaps, &snap_names,
 793                              &snap_sizes, &parents, &protection_status));
 794   ASSERT_EQ(0, snapshot_namespace_list(&ioctx, oid, snapc.snaps, &snap_namespaces));
 795   ASSERT_EQ(0u, snap_names.size());
 796   ASSERT_EQ(0u, snap_namespaces.size());
 797   ASSERT_EQ(0u, snap_sizes.size());
 798   ASSERT_EQ(0, snapshot_timestamp_list(&ioctx, oid, snapc.snaps, &snap_timestamps));
 799   ASSERT_EQ(0u, snap_timestamps.size());
 800
 801   ASSERT_EQ(0, snapshot_add(&ioctx, oid, 0, "snap1"));
 802   ASSERT_EQ(0, get_snapcontext(&ioctx, oid, &snapc));
 803   ASSERT_EQ(1u, snapc.snaps.size());
 804   ASSERT_EQ(0u, snapc.snaps[0]);
 805   ASSERT_EQ(0u, snapc.seq);
 806   ASSERT_EQ(0, snapshot_list(&ioctx, oid, snapc.snaps, &snap_names,
 807                              &snap_sizes, &parents, &protection_status));
 808   ASSERT_EQ(0, snapshot_namespace_list(&ioctx, oid, snapc.snaps, &snap_namespaces));
 809   ASSERT_EQ(1u, snap_names.size());
 810   ASSERT_EQ("snap1", snap_names[0]);
 811   ASSERT_EQ(1u, snap_namespaces.size());
 812   ASSERT_EQ(userSnapNamespace, snap_namespaces[0]);
 813   ASSERT_EQ(10u, snap_sizes[0]);
 814   ASSERT_EQ(0, snapshot_timestamp_list(&ioctx, oid, snapc.snaps, &snap_timestamps));
 815   ASSERT_EQ(1u, snap_timestamps.size());
 816
 817   // snap with same id and name
 818   ASSERT_EQ(-EEXIST, snapshot_add(&ioctx, oid, 0, "snap1"));
 819   ASSERT_EQ(0, get_snapcontext(&ioctx, oid, &snapc));
 820   ASSERT_EQ(1u, snapc.snaps.size());
 821   ASSERT_EQ(0u, snapc.snaps[0]);
 822   ASSERT_EQ(0u, snapc.seq);
 823   ASSERT_EQ(0, snapshot_list(&ioctx, oid, snapc.snaps, &snap_names,
 824                              &snap_sizes, &parents, &protection_status));
 825   ASSERT_EQ(0, snapshot_namespace_list(&ioctx, oid, snapc.snaps, &snap_namespaces));
 826   ASSERT_EQ(1u, snap_names.size());
 827   ASSERT_EQ("snap1", snap_names[0]);
 828   ASSERT_EQ(1u, snap_namespaces.size());
 829   ASSERT_EQ(userSnapNamespace, snap_namespaces[0]);
 830   ASSERT_EQ(10u, snap_sizes[0]);
 831   ASSERT_EQ(0, snapshot_timestamp_list(&ioctx, oid, snapc.snaps, &snap_timestamps));
 832   ASSERT_EQ(1u, snap_timestamps.size());
 833
 834
 835   // snap with same id, different name
 836   ASSERT_EQ(-EEXIST, snapshot_add(&ioctx, oid, 0, "snap2"));
 837   ASSERT_EQ(0, get_snapcontext(&ioctx, oid, &snapc));
 838   ASSERT_EQ(1u, snapc.snaps.size());
 839   ASSERT_EQ(0u, snapc.snaps[0]);
 840   ASSERT_EQ(0u, snapc.seq);
 841   ASSERT_EQ(0, snapshot_list(&ioctx, oid, snapc.snaps, &snap_names,
 842                              &snap_sizes, &parents, &protection_status));
 843   ASSERT_EQ(0, snapshot_namespace_list(&ioctx, oid, snapc.snaps, &snap_namespaces));
 844   ASSERT_EQ(1u, snap_names.size());
 845   ASSERT_EQ("snap1", snap_names[0]);
 846   ASSERT_EQ(1u, snap_namespaces.size());
 847   ASSERT_EQ(userSnapNamespace, snap_namespaces[0]);
 848   ASSERT_EQ(10u, snap_sizes[0]);
 849   ASSERT_EQ(0, snapshot_timestamp_list(&ioctx, oid, snapc.snaps, &snap_timestamps));
 850   ASSERT_EQ(1u, snap_timestamps.size());
 851
 852   // snap with different id, same name
 853   ASSERT_EQ(-EEXIST, snapshot_add(&ioctx, oid, 1, "snap1"));
 854   ASSERT_EQ(0, get_snapcontext(&ioctx, oid, &snapc));
 855   ASSERT_EQ(1u, snapc.snaps.size());
 856   ASSERT_EQ(0u, snapc.snaps[0]);
 857   ASSERT_EQ(0u, snapc.seq);
 858   ASSERT_EQ(0, snapshot_list(&ioctx, oid, snapc.snaps, &snap_names,
 859                              &snap_sizes, &parents, &protection_status));
 860   ASSERT_EQ(0, snapshot_namespace_list(&ioctx, oid, snapc.snaps, &snap_namespaces));
 861   ASSERT_EQ(snap_names.size(), 1u);
 862   ASSERT_EQ(snap_names[0], "snap1");
 863   ASSERT_EQ(1u, snap_namespaces.size());
 864   ASSERT_EQ(userSnapNamespace, snap_namespaces[0]);
 865   ASSERT_EQ(snap_sizes[0], 10u);
 866   ASSERT_EQ(0, snapshot_timestamp_list(&ioctx, oid, snapc.snaps, &snap_timestamps));
 867   ASSERT_EQ(1u, snap_timestamps.size());
 868
 869   // snap with different id, different name
 870   ASSERT_EQ(0, snapshot_add(&ioctx, oid, 1, "snap2"));
 871   ASSERT_EQ(0, get_snapcontext(&ioctx, oid, &snapc));
 872   ASSERT_EQ(2u, snapc.snaps.size());
 873   ASSERT_EQ(1u, snapc.snaps[0]);
 874   ASSERT_EQ(0u, snapc.snaps[1]);
 875   ASSERT_EQ(1u, snapc.seq);
 876   ASSERT_EQ(0, snapshot_list(&ioctx, oid, snapc.snaps, &snap_names,
 877                              &snap_sizes, &parents, &protection_status));
 878   ASSERT_EQ(0, snapshot_namespace_list(&ioctx, oid, snapc.snaps, &snap_namespaces));
 879   ASSERT_EQ(2u, snap_names.size());
 880   ASSERT_EQ(2u, snap_namespaces.size());
 881   ASSERT_EQ("snap2", snap_names[0]);
 882   ASSERT_EQ(userSnapNamespace, snap_namespaces[0]);
 883   ASSERT_EQ(10u, snap_sizes[0]);
 884   ASSERT_EQ("snap1", snap_names[1]);
 885   ASSERT_EQ(userSnapNamespace, snap_namespaces[1]);
 886   ASSERT_EQ(10u, snap_sizes[1]);
 887   ASSERT_EQ(0, snapshot_timestamp_list(&ioctx, oid, snapc.snaps, &snap_timestamps));
 888   ASSERT_EQ(2u, snap_timestamps.size());
 889
 890   ASSERT_EQ(0, snapshot_rename(&ioctx, oid, 0, "snap1-rename"));
 891   ASSERT_EQ(0, snapshot_list(&ioctx, oid, snapc.snaps, &snap_names,
 892                              &snap_sizes, &parents, &protection_status));
 893   ASSERT_EQ(0, snapshot_namespace_list(&ioctx, oid, snapc.snaps, &snap_namespaces));
 894   ASSERT_EQ(2u, snap_names.size());
 895   ASSERT_EQ(2u, snap_namespaces.size());
 896   ASSERT_EQ("snap2", snap_names[0]);
 897   ASSERT_EQ(userSnapNamespace, snap_namespaces[0]);
 898   ASSERT_EQ(10u, snap_sizes[0]);
 899   ASSERT_EQ("snap1-rename", snap_names[1]);
 900   ASSERT_EQ(userSnapNamespace, snap_namespaces[1]);
 901   ASSERT_EQ(10u, snap_sizes[1]);
 902   ASSERT_EQ(0, snapshot_timestamp_list(&ioctx, oid, snapc.snaps, &snap_timestamps));
 903   ASSERT_EQ(2u, snap_timestamps.size());
 904
 905   ASSERT_EQ(0, snapshot_remove(&ioctx, oid, 0));
 906   ASSERT_EQ(0, get_snapcontext(&ioctx, oid, &snapc));
 907   ASSERT_EQ(1u, snapc.snaps.size());
 908   ASSERT_EQ(1u, snapc.snaps[0]);
 909   ASSERT_EQ(1u, snapc.seq);
 910   ASSERT_EQ(0, snapshot_list(&ioctx, oid, snapc.snaps, &snap_names,
 911                              &snap_sizes, &parents, &protection_status));
 912   ASSERT_EQ(0, snapshot_namespace_list(&ioctx, oid, snapc.snaps, &snap_namespaces));
 913   ASSERT_EQ(1u, snap_names.size());
 914   ASSERT_EQ(1u, snap_namespaces.size());
 915   ASSERT_EQ("snap2", snap_names[0]);
 916   ASSERT_EQ(userSnapNamespace, snap_namespaces[0]);
 917   ASSERT_EQ(10u, snap_sizes[0]);
 918   ASSERT_EQ(0, snapshot_timestamp_list(&ioctx, oid, snapc.snaps, &snap_timestamps));
 919   ASSERT_EQ(1u, snap_timestamps.size());
 920
 921   uint64_t size;
 922   uint8_t order;
 923   ASSERT_EQ(0, set_size(&ioctx, oid, 0));
 924   ASSERT_EQ(0, get_size(&ioctx, oid, CEPH_NOSNAP, &size, &order));
 925   ASSERT_EQ(0u, size);
 926   ASSERT_EQ(22u, order);
 927
 928   uint64_t large_snap_id = 1ull << 63;
 929   ASSERT_EQ(0, snapshot_add(&ioctx, oid, large_snap_id, "snap3"));
 930   ASSERT_EQ(0, get_snapcontext(&ioctx, oid, &snapc));
 931   ASSERT_EQ(2u, snapc.snaps.size());
 932   ASSERT_EQ(large_snap_id, snapc.snaps[0]);
 933   ASSERT_EQ(1u, snapc.snaps[1]);
 934   ASSERT_EQ(large_snap_id, snapc.seq);
 935   ASSERT_EQ(0, snapshot_list(&ioctx, oid, snapc.snaps, &snap_names,
 936                              &snap_sizes, &parents, &protection_status));
 937   ASSERT_EQ(0, snapshot_namespace_list(&ioctx, oid, snapc.snaps, &snap_namespaces));
 938   ASSERT_EQ(2u, snap_names.size());
 939   ASSERT_EQ(2u, snap_namespaces.size());
 940   ASSERT_EQ("snap3", snap_names[0]);
 941   ASSERT_EQ(userSnapNamespace, snap_namespaces[0]);
 942   ASSERT_EQ(0u, snap_sizes[0]);
 943   ASSERT_EQ("snap2", snap_names[1]);
 944   ASSERT_EQ(userSnapNamespace, snap_namespaces[1]);
 945   ASSERT_EQ(10u, snap_sizes[1]);
 946   ASSERT_EQ(0, snapshot_timestamp_list(&ioctx, oid, snapc.snaps, &snap_timestamps));
 947   ASSERT_EQ(2u, snap_timestamps.size());
 948
 949   ASSERT_EQ(0, get_size(&ioctx, oid, large_snap_id, &size, &order));
 950   ASSERT_EQ(0u, size);
 951   ASSERT_EQ(22u, order);
 952
 953   ASSERT_EQ(0, get_size(&ioctx, oid, 1, &size, &order));
 954   ASSERT_EQ(10u, size);
 955   ASSERT_EQ(22u, order);
 956
 957   ASSERT_EQ(0, snapshot_remove(&ioctx, oid, large_snap_id));
 958   ASSERT_EQ(0, get_snapcontext(&ioctx, oid, &snapc));
 959   ASSERT_EQ(1u, snapc.snaps.size());
 960   ASSERT_EQ(1u, snapc.snaps[0]);
 961   ASSERT_EQ(large_snap_id, snapc.seq);
 962   ASSERT_EQ(0, snapshot_list(&ioctx, oid, snapc.snaps, &snap_names,
 963                              &snap_sizes, &parents, &protection_status));
 964   ASSERT_EQ(0, snapshot_namespace_list(&ioctx, oid, snapc.snaps, &snap_namespaces));
 965   ASSERT_EQ(1u, snap_names.size());
 966   ASSERT_EQ(1u, snap_namespaces.size());
 967   ASSERT_EQ("snap2", snap_names[0]);
 968   ASSERT_EQ(userSnapNamespace, snap_namespaces[0]);
 969   ASSERT_EQ(10u, snap_sizes[0]);
 970   ASSERT_EQ(0, snapshot_timestamp_list(&ioctx, oid, snapc.snaps, &snap_timestamps));
 971   ASSERT_EQ(1u, snap_timestamps.size());
 972
 973   ASSERT_EQ(-ENOENT, snapshot_remove(&ioctx, oid, large_snap_id));
 974   ASSERT_EQ(0, snapshot_remove(&ioctx, oid, 1));
 975   ASSERT_EQ(0, get_snapcontext(&ioctx, oid, &snapc));
 976   ASSERT_EQ(0u, snapc.snaps.size());
 977   ASSERT_EQ(large_snap_id, snapc.seq);
 978   ASSERT_EQ(0, snapshot_list(&ioctx, oid, snapc.snaps, &snap_names,
 979                              &snap_sizes, &parents, &protection_status));
 980   ASSERT_EQ(0, snapshot_namespace_list(&ioctx, oid, snapc.snaps, &snap_namespaces));
 981   ASSERT_EQ(0u, snap_names.size());
 982   ASSERT_EQ(0u, snap_namespaces.size());
 983   ASSERT_EQ(0u, snap_sizes.size());
 984   ASSERT_EQ(0, snapshot_timestamp_list(&ioctx, oid, snapc.snaps, &snap_timestamps));
 985   ASSERT_EQ(0u, snap_timestamps.size());
 986
 987   ioctx.close();
 988 }
 989
 990 TEST_F(TestClsRbd, snapshots_namespaces)
 991 {
 992   cls::rbd::SnapshotNamespace groupSnapNamespace = cls::rbd::GroupSnapshotNamespace(5, "1018643c9869", 3);
 993   cls::rbd::SnapshotNamespace userSnapNamespace = cls::rbd::UserSnapshotNamespace();
 994   librados::IoCtx ioctx;
 995   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
 996
 997   string oid = get_temp_image_name();
 998
 999   ASSERT_EQ(0, create_image(&ioctx, oid, 10, 22, 0, oid, -1));
1000
1001   vector<string> snap_names;
1002   vector<cls::rbd::SnapshotNamespace> snap_namespaces;
1003   SnapContext snapc;
1004
1005   ASSERT_EQ(0, get_snapcontext(&ioctx, oid, &snapc));
1006   ASSERT_EQ(0u, snapc.snaps.size());
1007   ASSERT_EQ(0u, snapc.seq);
1008   ASSERT_EQ(0, snapshot_namespace_list(&ioctx, oid, snapc.snaps, &snap_namespaces));
1009   ASSERT_EQ(0u, snap_namespaces.size());
1010
1011   ASSERT_EQ(0, snapshot_add(&ioctx, oid, 0, "snap1"));
1012
1013   librados::ObjectWriteOperation op;
1014   ::librbd::cls_client::snapshot_add(&op, 1, "snap1", groupSnapNamespace);
1015   int r = ioctx.operate(oid, &op);
1016   ASSERT_EQ(0, r);
1017
1018   ASSERT_EQ(0, get_snapcontext(&ioctx, oid, &snapc));
1019   ASSERT_EQ(2u, snapc.snaps.size());
1020   ASSERT_EQ(1u, snapc.snaps[0]);
1021   ASSERT_EQ(0u, snapc.snaps[1]);
1022   ASSERT_EQ(1u, snapc.seq);
1023   ASSERT_EQ(0, snapshot_namespace_list(&ioctx, oid, snapc.snaps, &snap_namespaces));
1024   ASSERT_EQ(groupSnapNamespace, snap_namespaces[0]);
1025   ASSERT_EQ(userSnapNamespace, snap_namespaces[1]);
1026
1027   ioctx.close();
1028 }
1029
1030 TEST_F(TestClsRbd, snapshots_timestamps)
1031 {
1032   librados::IoCtx ioctx;
1033   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
1034
1035   string oid = get_temp_image_name();
1036
1037   ASSERT_EQ(0, create_image(&ioctx, oid, 10, 22, 0, oid, -1));
1038
1039   vector<string> snap_names;
1040   vector<utime_t> snap_timestamps;
1041   SnapContext snapc;
1042
1043   ASSERT_EQ(0, get_snapcontext(&ioctx, oid, &snapc));
1044   ASSERT_EQ(0u, snapc.snaps.size());
1045   ASSERT_EQ(0u, snapc.seq);
1046   ASSERT_EQ(0, snapshot_timestamp_list(&ioctx, oid, snapc.snaps, &snap_timestamps));
1047   ASSERT_EQ(0u, snap_timestamps.size());
1048
1049   ASSERT_EQ(0, snapshot_add(&ioctx, oid, 0, "snap1"));
1050
1051   ASSERT_EQ(0, get_snapcontext(&ioctx, oid, &snapc));
1052   ASSERT_EQ(1u, snapc.snaps.size());
1053   ASSERT_EQ(0, snapshot_timestamp_list(&ioctx, oid, snapc.snaps, &snap_timestamps));
1054   ASSERT_LT(0U, snap_timestamps[0].tv.tv_sec);
1055   ioctx.close();
1056 }
1057
1058
1059 TEST_F(TestClsRbd, snapid_race)
1060 {
1061   librados::IoCtx ioctx;
1062   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
1063
1064   buffer::list bl;
1065   buffer::ptr bp(4096);
1066   bp.zero();
1067   bl.append(bp);
1068
1069   string oid = get_temp_image_name();
1070   ASSERT_EQ(0, ioctx.write(oid, bl, 4096, 0));
1071   ASSERT_EQ(0, old_snapshot_add(&ioctx, oid, 1, "test1"));
1072   ASSERT_EQ(0, old_snapshot_add(&ioctx, oid, 3, "test3"));
1073   ASSERT_EQ(-ESTALE, old_snapshot_add(&ioctx, oid, 2, "test2"));
1074
1075   ioctx.close();
1076 }
1077
1078 TEST_F(TestClsRbd, stripingv2)
1079 {
1080   librados::IoCtx ioctx;
1081   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
1082
1083   string oid = get_temp_image_name();
1084   string oid2 = get_temp_image_name();
1085   ASSERT_EQ(0, create_image(&ioctx, oid, 10, 22, 0, oid, -1));
1086
1087   uint64_t su = 65536, sc = 12;
1088   ASSERT_EQ(-ENOEXEC, get_stripe_unit_count(&ioctx, oid, &su, &sc));
1089   ASSERT_EQ(-ENOEXEC, set_stripe_unit_count(&ioctx, oid, su, sc));
1090
1091   ASSERT_EQ(0, create_image(&ioctx, oid2, 10, 22, RBD_FEATURE_STRIPINGV2,
1092                             oid2, -1));
1093   ASSERT_EQ(0, get_stripe_unit_count(&ioctx, oid2, &su, &sc));
1094   ASSERT_EQ(1ull << 22, su);
1095   ASSERT_EQ(1ull, sc);
1096   su = 8192;
1097   sc = 456;
1098   ASSERT_EQ(0, set_stripe_unit_count(&ioctx, oid2, su, sc));
1099   su = sc = 0;
1100   ASSERT_EQ(0, get_stripe_unit_count(&ioctx, oid2, &su, &sc));
1101   ASSERT_EQ(8192ull, su);
1102   ASSERT_EQ(456ull, sc);
1103
1104   // su must not be larger than an object
1105   ASSERT_EQ(-EINVAL, set_stripe_unit_count(&ioctx, oid2, 1 << 23, 1));
1106   // su must be a factor of object size
1107   ASSERT_EQ(-EINVAL, set_stripe_unit_count(&ioctx, oid2, 511, 1));
1108   // su and sc must be non-zero
1109   ASSERT_EQ(-EINVAL, set_stripe_unit_count(&ioctx, oid2, 0, 1));
1110   ASSERT_EQ(-EINVAL, set_stripe_unit_count(&ioctx, oid2, 1, 0));
1111   ASSERT_EQ(-EINVAL, set_stripe_unit_count(&ioctx, oid2, 0, 0));
1112
1113   ioctx.close();
1114 }
1115
1116 TEST_F(TestClsRbd, get_mutable_metadata_features)
1117 {
1118   librados::IoCtx ioctx;
1119   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
1120
1121   string oid = get_temp_image_name();
1122   ASSERT_EQ(0, create_image(&ioctx, oid, 10, 22, RBD_FEATURE_EXCLUSIVE_LOCK,
1123                             oid, -1));
1124
1125   uint64_t size, features, incompatible_features;
1126   std::map<rados::cls::lock::locker_id_t,
1127            rados::cls::lock::locker_info_t> lockers;
1128   bool exclusive_lock;
1129   std::string lock_tag;
1130   ::SnapContext snapc;
1131   ParentInfo parent;
1132
1133   ASSERT_EQ(0, get_mutable_metadata(&ioctx, oid, true, &size, &features,
1134                                     &incompatible_features, &lockers,
1135                                     &exclusive_lock, &lock_tag, &snapc,
1136                                     &parent));
1137   ASSERT_EQ(static_cast<uint64_t>(RBD_FEATURE_EXCLUSIVE_LOCK), features);
1138   ASSERT_EQ(0U, incompatible_features);
1139
1140   ASSERT_EQ(0, get_mutable_metadata(&ioctx, oid, false, &size, &features,
1141                                     &incompatible_features, &lockers,
1142                                     &exclusive_lock, &lock_tag, &snapc,
1143                                     &parent));
1144   ASSERT_EQ(static_cast<uint64_t>(RBD_FEATURE_EXCLUSIVE_LOCK), features);
1145   ASSERT_EQ(static_cast<uint64_t>(RBD_FEATURE_EXCLUSIVE_LOCK),
1146             incompatible_features);
1147
1148   ioctx.close();
1149 }
1150
1151 TEST_F(TestClsRbd, object_map_save)
1152 {
1153   librados::IoCtx ioctx;
1154   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
1155
1156   string oid = get_temp_image_name();
1157   BitVector<2> ref_bit_vector;
1158   ref_bit_vector.resize(32);
1159   for (uint64_t i = 0; i < ref_bit_vector.size(); ++i) {
1160     ref_bit_vector[i] = 1;
1161   }
1162
1163   librados::ObjectWriteOperation op;
1164   object_map_save(&op, ref_bit_vector);
1165   ASSERT_EQ(0, ioctx.operate(oid, &op));
1166
1167   BitVector<2> osd_bit_vector;
1168   ASSERT_EQ(0, object_map_load(&ioctx, oid, &osd_bit_vector));
1169   ASSERT_EQ(ref_bit_vector, osd_bit_vector);
1170 }
1171
1172 TEST_F(TestClsRbd, object_map_resize)
1173 {
1174   librados::IoCtx ioctx;
1175   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
1176
1177   string oid = get_temp_image_name();
1178   BitVector<2> ref_bit_vector;
1179   ref_bit_vector.resize(32);
1180   for (uint64_t i = 0; i < ref_bit_vector.size(); ++i) {
1181     ref_bit_vector[i] = 1;
1182   }
1183
1184   librados::ObjectWriteOperation op1;
1185   object_map_resize(&op1, ref_bit_vector.size(), 1);
1186   ASSERT_EQ(0, ioctx.operate(oid, &op1));
1187
1188   BitVector<2> osd_bit_vector;
1189   ASSERT_EQ(0, object_map_load(&ioctx, oid, &osd_bit_vector));
1190   ASSERT_EQ(ref_bit_vector, osd_bit_vector);
1191
1192   ref_bit_vector.resize(64);
1193   for (uint64_t i = 32; i < ref_bit_vector.size(); ++i) {
1194     ref_bit_vector[i] = 2;
1195   }
1196
1197   librados::ObjectWriteOperation op2;
1198   object_map_resize(&op2, ref_bit_vector.size(), 2);
1199   ASSERT_EQ(0, ioctx.operate(oid, &op2));
1200   ASSERT_EQ(0, object_map_load(&ioctx, oid, &osd_bit_vector));
1201   ASSERT_EQ(ref_bit_vector, osd_bit_vector);
1202
1203   ref_bit_vector.resize(32);
1204
1205   librados::ObjectWriteOperation op3;
1206   object_map_resize(&op3, ref_bit_vector.size(), 1);
1207   ASSERT_EQ(-ESTALE, ioctx.operate(oid, &op3));
1208
1209   librados::ObjectWriteOperation op4;
1210   object_map_resize(&op4, ref_bit_vector.size(), 2);
1211   ASSERT_EQ(0, ioctx.operate(oid, &op4));
1212
1213   ASSERT_EQ(0, object_map_load(&ioctx, oid, &osd_bit_vector));
1214   ASSERT_EQ(ref_bit_vector, osd_bit_vector);
1215
1216   ioctx.close();
1217 }
1218
1219 TEST_F(TestClsRbd, object_map_update)
1220 {
1221   librados::IoCtx ioctx;
1222   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
1223
1224   string oid = get_temp_image_name();
1225   BitVector<2> ref_bit_vector;
1226   ref_bit_vector.resize(16);
1227   for (uint64_t i = 0; i < ref_bit_vector.size(); ++i) {
1228     ref_bit_vector[i] = 2;
1229   }
1230
1231   BitVector<2> osd_bit_vector;
1232
1233   librados::ObjectWriteOperation op1;
1234   object_map_resize(&op1, ref_bit_vector.size(), 2);
1235   ASSERT_EQ(0, ioctx.operate(oid, &op1));
1236   ASSERT_EQ(0, object_map_load(&ioctx, oid, &osd_bit_vector));
1237   ASSERT_EQ(ref_bit_vector, osd_bit_vector);
1238
1239   ref_bit_vector[7] = 1;
1240   ref_bit_vector[8] = 1;
1241
1242   librados::ObjectWriteOperation op2;
1243   object_map_update(&op2, 7, 9, 1, boost::optional<uint8_t>());
1244   ASSERT_EQ(0, ioctx.operate(oid, &op2));
1245   ASSERT_EQ(0, object_map_load(&ioctx, oid, &osd_bit_vector));
1246   ASSERT_EQ(ref_bit_vector, osd_bit_vector);
1247
1248   ref_bit_vector[7] = 3;
1249   ref_bit_vector[8] = 3;
1250
1251   librados::ObjectWriteOperation op3;
1252   object_map_update(&op3, 6, 10, 3, 1);
1253   ASSERT_EQ(0, ioctx.operate(oid, &op3));
1254   ASSERT_EQ(0, object_map_load(&ioctx, oid, &osd_bit_vector));
1255   ASSERT_EQ(ref_bit_vector, osd_bit_vector);
1256
1257   ioctx.close();
1258 }
1259
1260 TEST_F(TestClsRbd, object_map_load_enoent)
1261 {
1262   librados::IoCtx ioctx;
1263   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
1264
1265   string oid = get_temp_image_name();
1266   BitVector<2> osd_bit_vector;
1267   ASSERT_EQ(-ENOENT, object_map_load(&ioctx, oid, &osd_bit_vector));
1268
1269   ioctx.close();
1270 }
1271
1272 TEST_F(TestClsRbd, object_map_snap_add)
1273 {
1274   librados::IoCtx ioctx;
1275   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
1276
1277   string oid = get_temp_image_name();
1278   BitVector<2> ref_bit_vector;
1279   ref_bit_vector.resize(16);
1280   for (uint64_t i = 0; i < ref_bit_vector.size(); ++i) {
1281     if (i < 4) {
1282       ref_bit_vector[i] = OBJECT_NONEXISTENT;
1283     } else {
1284       ref_bit_vector[i] = OBJECT_EXISTS;
1285     }
1286   }
1287
1288   BitVector<2> osd_bit_vector;
1289
1290   librados::ObjectWriteOperation op1;
1291   object_map_resize(&op1, ref_bit_vector.size(), OBJECT_EXISTS);
1292   ASSERT_EQ(0, ioctx.operate(oid, &op1));
1293
1294   librados::ObjectWriteOperation op2;
1295   object_map_update(&op2, 0, 4, OBJECT_NONEXISTENT, boost::optional<uint8_t>());
1296   ASSERT_EQ(0, ioctx.operate(oid, &op2));
1297
1298   ASSERT_EQ(0, object_map_load(&ioctx, oid, &osd_bit_vector));
1299   ASSERT_EQ(ref_bit_vector, osd_bit_vector);
1300
1301   librados::ObjectWriteOperation op3;
1302   object_map_snap_add(&op3);
1303   ASSERT_EQ(0, ioctx.operate(oid, &op3));
1304
1305   for (uint64_t i = 0; i < ref_bit_vector.size(); ++i) {
1306     if (ref_bit_vector[i] == OBJECT_EXISTS) {
1307       ref_bit_vector[i] = OBJECT_EXISTS_CLEAN;
1308     }
1309   }
1310
1311   ASSERT_EQ(0, object_map_load(&ioctx, oid, &osd_bit_vector));
1312   ASSERT_EQ(ref_bit_vector, osd_bit_vector);
1313 }
1314
1315 TEST_F(TestClsRbd, object_map_snap_remove)
1316 {
1317   librados::IoCtx ioctx;
1318   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
1319
1320   string oid = get_temp_image_name();
1321   BitVector<2> ref_bit_vector;
1322   ref_bit_vector.resize(16);
1323   for (uint64_t i = 0; i < ref_bit_vector.size(); ++i) {
1324     if (i < 4) {
1325       ref_bit_vector[i] = OBJECT_EXISTS_CLEAN;
1326     } else {
1327       ref_bit_vector[i] = OBJECT_EXISTS;
1328     }
1329   }
1330
1331   BitVector<2> osd_bit_vector;
1332
1333   librados::ObjectWriteOperation op1;
1334   object_map_resize(&op1, ref_bit_vector.size(), OBJECT_EXISTS);
1335   ASSERT_EQ(0, ioctx.operate(oid, &op1));
1336
1337   librados::ObjectWriteOperation op2;
1338   object_map_update(&op2, 0, 4, OBJECT_EXISTS_CLEAN, boost::optional<uint8_t>());
1339   ASSERT_EQ(0, ioctx.operate(oid, &op2));
1340
1341   ASSERT_EQ(0, object_map_load(&ioctx, oid, &osd_bit_vector));
1342   ASSERT_EQ(ref_bit_vector, osd_bit_vector);
1343
1344   BitVector<2> snap_bit_vector;
1345   snap_bit_vector.resize(4);
1346   for (uint64_t i = 0; i < snap_bit_vector.size(); ++i) {
1347     if (i == 1 || i == 2) {
1348       snap_bit_vector[i] = OBJECT_EXISTS;
1349     } else {
1350       snap_bit_vector[i] = OBJECT_NONEXISTENT;
1351     }
1352   }
1353
1354   librados::ObjectWriteOperation op3;
1355   object_map_snap_remove(&op3, snap_bit_vector);
1356   ASSERT_EQ(0, ioctx.operate(oid, &op3));
1357
1358   ref_bit_vector[1] = OBJECT_EXISTS;
1359   ref_bit_vector[2] = OBJECT_EXISTS;
1360   ASSERT_EQ(0, object_map_load(&ioctx, oid, &osd_bit_vector));
1361   ASSERT_EQ(ref_bit_vector, osd_bit_vector);
1362 }
1363
1364 TEST_F(TestClsRbd, flags)
1365 {
1366   librados::IoCtx ioctx;
1367   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
1368
1369   string oid = get_temp_image_name();
1370   ASSERT_EQ(0, create_image(&ioctx, oid, 0, 22, 0, oid, -1));
1371
1372   uint64_t flags;
1373   std::vector<snapid_t> snap_ids;
1374   std::vector<uint64_t> snap_flags;
1375   ASSERT_EQ(0, get_flags(&ioctx, oid, &flags, snap_ids, &snap_flags));
1376   ASSERT_EQ(0U, flags);
1377
1378   librados::ObjectWriteOperation op1;
1379   set_flags(&op1, CEPH_NOSNAP, 3, 2);
1380   ASSERT_EQ(0, ioctx.operate(oid, &op1));
1381   ASSERT_EQ(0, get_flags(&ioctx, oid, &flags, snap_ids, &snap_flags));
1382   ASSERT_EQ(2U, flags);
1383
1384   uint64_t snap_id = 10;
1385   snap_ids.push_back(snap_id);
1386   ASSERT_EQ(-ENOENT, get_flags(&ioctx, oid, &flags, snap_ids, &snap_flags));
1387   ASSERT_EQ(0, snapshot_add(&ioctx, oid, snap_id, "snap"));
1388
1389   librados::ObjectWriteOperation op2;
1390   set_flags(&op2, snap_id, 31, 4);
1391   ASSERT_EQ(0, ioctx.operate(oid, &op2));
1392   ASSERT_EQ(0, get_flags(&ioctx, oid, &flags, snap_ids, &snap_flags));
1393   ASSERT_EQ(2U, flags);
1394   ASSERT_EQ(snap_ids.size(), snap_flags.size());
1395   ASSERT_EQ(6U, snap_flags[0]);
1396
1397   ioctx.close();
1398 }
1399
1400 TEST_F(TestClsRbd, metadata)
1401 {
1402   librados::IoCtx ioctx;
1403   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
1404
1405   string oid = get_temp_image_name();
1406   ASSERT_EQ(0, create_image(&ioctx, oid, 0, 22, 0, oid, -1));
1407
1408   map<string, bufferlist> pairs;
1409   string value;
1410   ASSERT_EQ(0, metadata_list(&ioctx, oid, "", 0, &pairs));
1411   ASSERT_TRUE(pairs.empty());
1412
1413   pairs["key1"].append("value1");
1414   pairs["key2"].append("value2");
1415   ASSERT_EQ(0, metadata_set(&ioctx, oid, pairs));
1416   ASSERT_EQ(0, metadata_get(&ioctx, oid, "key1", &value));
1417   ASSERT_EQ(0, strcmp("value1", value.c_str()));
1418   pairs.clear();
1419   ASSERT_EQ(0, metadata_list(&ioctx, oid, "", 0, &pairs));
1420   ASSERT_EQ(2U, pairs.size());
1421   ASSERT_EQ(0, strncmp("value1", pairs["key1"].c_str(), 6));
1422   ASSERT_EQ(0, strncmp("value2", pairs["key2"].c_str(), 6));
1423
1424   pairs.clear();
1425   ASSERT_EQ(0, metadata_remove(&ioctx, oid, "key1"));
1426   ASSERT_EQ(0, metadata_remove(&ioctx, oid, "key3"));
1427   ASSERT_TRUE(metadata_get(&ioctx, oid, "key1", &value) < 0);
1428   ASSERT_EQ(0, metadata_list(&ioctx, oid, "", 0, &pairs));
1429   ASSERT_EQ(1U, pairs.size());
1430   ASSERT_EQ(0, strncmp("value2", pairs["key2"].c_str(), 6));
1431
1432   pairs.clear();
1433   char key[10], val[20];
1434   for (int i = 0; i < 1024; i++) {
1435     sprintf(key, "key%d", i);
1436     sprintf(val, "value%d", i);
1437     pairs[key].append(val, strlen(val));
1438   }
1439   ASSERT_EQ(0, metadata_set(&ioctx, oid, pairs));
1440
1441   string last_read = "";
1442   uint64_t max_read = 48, r;
1443   uint64_t size = 0;
1444   map<string, bufferlist> data;
1445   do {
1446     map<string, bufferlist> cur;
1447     metadata_list(&ioctx, oid, last_read, max_read, &cur);
1448     size += cur.size();
1449     for (map<string, bufferlist>::iterator it = cur.begin();
1450          it != cur.end(); ++it)
1451       data[it->first] = it->second;
1452     last_read = cur.rbegin()->first;
1453     r = cur.size();
1454   } while (r == max_read);
1455   ASSERT_EQ(size, 1024U);
1456   for (map<string, bufferlist>::iterator it = data.begin();
1457        it != data.end(); ++it) {
1458     ASSERT_TRUE(it->second.contents_equal(pairs[it->first]));
1459   }
1460
1461   ioctx.close();
1462 }
1463
1464 TEST_F(TestClsRbd, set_features)
1465 {
1466   librados::IoCtx ioctx;
1467   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
1468
1469   string oid = get_temp_image_name();
1470   uint64_t base_features = RBD_FEATURE_LAYERING | RBD_FEATURE_DEEP_FLATTEN;
1471   ASSERT_EQ(0, create_image(&ioctx, oid, 0, 22, base_features, oid, -1));
1472
1473   uint64_t features = RBD_FEATURES_MUTABLE;
1474   uint64_t mask = RBD_FEATURES_MUTABLE;
1475   ASSERT_EQ(0, set_features(&ioctx, oid, features, mask));
1476
1477   uint64_t actual_features;
1478   ASSERT_EQ(0, get_features(&ioctx, oid, CEPH_NOSNAP, &actual_features));
1479
1480   uint64_t expected_features = RBD_FEATURES_MUTABLE | base_features;
1481   ASSERT_EQ(expected_features, actual_features);
1482
1483   features = 0;
1484   mask = RBD_FEATURE_OBJECT_MAP;
1485   ASSERT_EQ(0, set_features(&ioctx, oid, features, mask));
1486
1487   ASSERT_EQ(0, get_features(&ioctx, oid, CEPH_NOSNAP, &actual_features));
1488
1489   expected_features = (RBD_FEATURES_MUTABLE | base_features) &
1490                       ~RBD_FEATURE_OBJECT_MAP;
1491   ASSERT_EQ(expected_features, actual_features);
1492
1493   ASSERT_EQ(0, set_features(&ioctx, oid, 0, RBD_FEATURE_DEEP_FLATTEN));
1494   ASSERT_EQ(-EINVAL, set_features(&ioctx, oid, RBD_FEATURE_DEEP_FLATTEN,
1495                                   RBD_FEATURE_DEEP_FLATTEN));
1496
1497   ASSERT_EQ(-EINVAL, set_features(&ioctx, oid, 0, RBD_FEATURE_LAYERING));
1498 }
1499
1500 TEST_F(TestClsRbd, mirror) {
1501   librados::IoCtx ioctx;
1502   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
1503   ioctx.remove(RBD_MIRRORING);
1504
1505   std::vector<cls::rbd::MirrorPeer> peers;
1506   ASSERT_EQ(-ENOENT, mirror_peer_list(&ioctx, &peers));
1507
1508   std::string uuid;
1509   ASSERT_EQ(-ENOENT, mirror_uuid_get(&ioctx, &uuid));
1510   ASSERT_EQ(-EINVAL, mirror_peer_add(&ioctx, "uuid1", "cluster1", "client"));
1511
1512   cls::rbd::MirrorMode mirror_mode;
1513   ASSERT_EQ(0, mirror_mode_get(&ioctx, &mirror_mode));
1514   ASSERT_EQ(cls::rbd::MIRROR_MODE_DISABLED, mirror_mode);
1515
1516   ASSERT_EQ(-EINVAL, mirror_mode_set(&ioctx, cls::rbd::MIRROR_MODE_IMAGE));
1517   ASSERT_EQ(-EINVAL, mirror_uuid_set(&ioctx, ""));
1518   ASSERT_EQ(0, mirror_uuid_set(&ioctx, "mirror-uuid"));
1519   ASSERT_EQ(0, mirror_uuid_get(&ioctx, &uuid));
1520   ASSERT_EQ("mirror-uuid", uuid);
1521
1522   ASSERT_EQ(0, mirror_mode_set(&ioctx, cls::rbd::MIRROR_MODE_IMAGE));
1523   ASSERT_EQ(0, mirror_mode_get(&ioctx, &mirror_mode));
1524   ASSERT_EQ(cls::rbd::MIRROR_MODE_IMAGE, mirror_mode);
1525
1526   ASSERT_EQ(-EINVAL, mirror_uuid_set(&ioctx, "new-mirror-uuid"));
1527
1528   ASSERT_EQ(0, mirror_mode_set(&ioctx, cls::rbd::MIRROR_MODE_POOL));
1529   ASSERT_EQ(0, mirror_mode_get(&ioctx, &mirror_mode));
1530   ASSERT_EQ(cls::rbd::MIRROR_MODE_POOL, mirror_mode);
1531
1532   ASSERT_EQ(-EINVAL, mirror_peer_add(&ioctx, "mirror-uuid", "cluster1", "client"));
1533   ASSERT_EQ(0, mirror_peer_add(&ioctx, "uuid1", "cluster1", "client"));
1534   ASSERT_EQ(0, mirror_peer_add(&ioctx, "uuid2", "cluster2", "admin"));
1535   ASSERT_EQ(-ESTALE, mirror_peer_add(&ioctx, "uuid2", "cluster3", "foo"));
1536   ASSERT_EQ(-EEXIST, mirror_peer_add(&ioctx, "uuid3", "cluster1", "foo"));
1537   ASSERT_EQ(0, mirror_peer_add(&ioctx, "uuid3", "cluster3", "admin", 123));
1538   ASSERT_EQ(-EEXIST, mirror_peer_add(&ioctx, "uuid4", "cluster3", "admin"));
1539   ASSERT_EQ(-EEXIST, mirror_peer_add(&ioctx, "uuid4", "cluster3", "admin", 123));
1540   ASSERT_EQ(0, mirror_peer_add(&ioctx, "uuid4", "cluster3", "admin", 234));
1541
1542   ASSERT_EQ(0, mirror_peer_list(&ioctx, &peers));
1543   std::vector<cls::rbd::MirrorPeer> expected_peers = {
1544     {"uuid1", "cluster1", "client", -1},
1545     {"uuid2", "cluster2", "admin", -1},
1546     {"uuid3", "cluster3", "admin", 123},
1547     {"uuid4", "cluster3", "admin", 234}};
1548   ASSERT_EQ(expected_peers, peers);
1549
1550   ASSERT_EQ(0, mirror_peer_remove(&ioctx, "uuid5"));
1551   ASSERT_EQ(0, mirror_peer_remove(&ioctx, "uuid4"));
1552   ASSERT_EQ(0, mirror_peer_remove(&ioctx, "uuid2"));
1553
1554   ASSERT_EQ(-ENOENT, mirror_peer_set_client(&ioctx, "uuid4", "new client"));
1555   ASSERT_EQ(0, mirror_peer_set_client(&ioctx, "uuid1", "new client"));
1556
1557   ASSERT_EQ(-ENOENT, mirror_peer_set_cluster(&ioctx, "uuid4", "new cluster"));
1558   ASSERT_EQ(0, mirror_peer_set_cluster(&ioctx, "uuid3", "new cluster"));
1559
1560   ASSERT_EQ(0, mirror_peer_list(&ioctx, &peers));
1561   expected_peers = {
1562     {"uuid1", "cluster1", "new client", -1},
1563     {"uuid3", "new cluster", "admin", 123}};
1564   ASSERT_EQ(expected_peers, peers);
1565   ASSERT_EQ(-EBUSY, mirror_mode_set(&ioctx, cls::rbd::MIRROR_MODE_DISABLED));
1566
1567   ASSERT_EQ(0, mirror_peer_remove(&ioctx, "uuid3"));
1568   ASSERT_EQ(0, mirror_peer_remove(&ioctx, "uuid1"));
1569   ASSERT_EQ(0, mirror_peer_list(&ioctx, &peers));
1570   expected_peers = {};
1571   ASSERT_EQ(expected_peers, peers);
1572
1573   ASSERT_EQ(0, mirror_mode_set(&ioctx, cls::rbd::MIRROR_MODE_DISABLED));
1574   ASSERT_EQ(0, mirror_mode_get(&ioctx, &mirror_mode));
1575   ASSERT_EQ(cls::rbd::MIRROR_MODE_DISABLED, mirror_mode);
1576   ASSERT_EQ(-ENOENT, mirror_uuid_get(&ioctx, &uuid));
1577 }
1578
1579 TEST_F(TestClsRbd, mirror_image) {
1580   librados::IoCtx ioctx;
1581   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
1582   ioctx.remove(RBD_MIRRORING);
1583
1584   std::map<std::string, std::string> mirror_image_ids;
1585   ASSERT_EQ(-ENOENT, mirror_image_list(&ioctx, "", 0, &mirror_image_ids));
1586
1587   cls::rbd::MirrorImage image1("uuid1", cls::rbd::MIRROR_IMAGE_STATE_ENABLED);
1588   cls::rbd::MirrorImage image2("uuid2", cls::rbd::MIRROR_IMAGE_STATE_DISABLING);
1589   cls::rbd::MirrorImage image3("uuid3", cls::rbd::MIRROR_IMAGE_STATE_ENABLED);
1590
1591   ASSERT_EQ(0, mirror_image_set(&ioctx, "image_id1", image1));
1592   ASSERT_EQ(-ENOENT, mirror_image_set(&ioctx, "image_id2", image2));
1593   image2.state = cls::rbd::MIRROR_IMAGE_STATE_ENABLED;
1594   ASSERT_EQ(0, mirror_image_set(&ioctx, "image_id2", image2));
1595   image2.state = cls::rbd::MIRROR_IMAGE_STATE_DISABLING;
1596   ASSERT_EQ(0, mirror_image_set(&ioctx, "image_id2", image2));
1597   ASSERT_EQ(-EINVAL, mirror_image_set(&ioctx, "image_id1", image2));
1598   ASSERT_EQ(-EEXIST, mirror_image_set(&ioctx, "image_id3", image2));
1599   ASSERT_EQ(0, mirror_image_set(&ioctx, "image_id3", image3));
1600
1601   std::string image_id;
1602   ASSERT_EQ(0, mirror_image_get_image_id(&ioctx, "uuid2", &image_id));
1603   ASSERT_EQ("image_id2", image_id);
1604
1605   cls::rbd::MirrorImage read_image;
1606   ASSERT_EQ(0, mirror_image_get(&ioctx, "image_id1", &read_image));
1607   ASSERT_EQ(read_image, image1);
1608   ASSERT_EQ(0, mirror_image_get(&ioctx, "image_id2", &read_image));
1609   ASSERT_EQ(read_image, image2);
1610   ASSERT_EQ(0, mirror_image_get(&ioctx, "image_id3", &read_image));
1611   ASSERT_EQ(read_image, image3);
1612
1613   ASSERT_EQ(0, mirror_image_list(&ioctx, "", 1, &mirror_image_ids));
1614   std::map<std::string, std::string> expected_mirror_image_ids = {
1615     {"image_id1", "uuid1"}};
1616   ASSERT_EQ(expected_mirror_image_ids, mirror_image_ids);
1617
1618   ASSERT_EQ(0, mirror_image_list(&ioctx, "image_id1", 2, &mirror_image_ids));
1619   expected_mirror_image_ids = {{"image_id2", "uuid2"}, {"image_id3", "uuid3"}};
1620   ASSERT_EQ(expected_mirror_image_ids, mirror_image_ids);
1621
1622   ASSERT_EQ(0, mirror_image_remove(&ioctx, "image_id2"));
1623   ASSERT_EQ(-ENOENT, mirror_image_get_image_id(&ioctx, "uuid2", &image_id));
1624   ASSERT_EQ(-EBUSY, mirror_image_remove(&ioctx, "image_id1"));
1625
1626   ASSERT_EQ(0, mirror_image_list(&ioctx, "", 3, &mirror_image_ids));
1627   expected_mirror_image_ids = {{"image_id1", "uuid1"}, {"image_id3", "uuid3"}};
1628   ASSERT_EQ(expected_mirror_image_ids, mirror_image_ids);
1629
1630   image1.state = cls::rbd::MIRROR_IMAGE_STATE_DISABLING;
1631   image3.state = cls::rbd::MIRROR_IMAGE_STATE_DISABLING;
1632   ASSERT_EQ(0, mirror_image_set(&ioctx, "image_id1", image1));
1633   ASSERT_EQ(0, mirror_image_get(&ioctx, "image_id1", &read_image));
1634   ASSERT_EQ(read_image, image1);
1635   ASSERT_EQ(0, mirror_image_set(&ioctx, "image_id3", image3));
1636   ASSERT_EQ(0, mirror_image_remove(&ioctx, "image_id1"));
1637   ASSERT_EQ(0, mirror_image_remove(&ioctx, "image_id3"));
1638
1639   ASSERT_EQ(0, mirror_image_list(&ioctx, "", 3, &mirror_image_ids));
1640   expected_mirror_image_ids = {};
1641   ASSERT_EQ(expected_mirror_image_ids, mirror_image_ids);
1642 }
1643
1644 TEST_F(TestClsRbd, mirror_image_status) {
1645   struct WatchCtx : public librados::WatchCtx2 {
1646     librados::IoCtx *m_ioctx;
1647
1648     WatchCtx(librados::IoCtx *ioctx) : m_ioctx(ioctx) {}
1649     void handle_notify(uint64_t notify_id, uint64_t cookie,
1650                              uint64_t notifier_id, bufferlist& bl_) override {
1651       bufferlist bl;
1652       m_ioctx->notify_ack(RBD_MIRRORING, notify_id, cookie, bl);
1653     }
1654     void handle_error(uint64_t cookie, int err) override {}
1655   };
1656
1657   map<std::string, cls::rbd::MirrorImage> images;
1658   map<std::string, cls::rbd::MirrorImageStatus> statuses;
1659   std::map<cls::rbd::MirrorImageStatusState, int> states;
1660   cls::rbd::MirrorImageStatus read_status;
1661   uint64_t watch_handle;
1662   librados::IoCtx ioctx;
1663
1664   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
1665   ioctx.remove(RBD_MIRRORING);
1666
1667   // Test list fails on nonexistent RBD_MIRRORING object
1668
1669   ASSERT_EQ(-ENOENT, mirror_image_status_list(&ioctx, "", 1024, &images,
1670           &statuses));
1671
1672   // Test status set
1673
1674   cls::rbd::MirrorImage image1("uuid1", cls::rbd::MIRROR_IMAGE_STATE_ENABLED);
1675   cls::rbd::MirrorImage image2("uuid2", cls::rbd::MIRROR_IMAGE_STATE_ENABLED);
1676   cls::rbd::MirrorImage image3("uuid3", cls::rbd::MIRROR_IMAGE_STATE_ENABLED);
1677
1678   ASSERT_EQ(0, mirror_image_set(&ioctx, "image_id1", image1));
1679   ASSERT_EQ(0, mirror_image_set(&ioctx, "image_id2", image2));
1680   ASSERT_EQ(0, mirror_image_set(&ioctx, "image_id3", image3));
1681
1682   cls::rbd::MirrorImageStatus status1(cls::rbd::MIRROR_IMAGE_STATUS_STATE_UNKNOWN);
1683   cls::rbd::MirrorImageStatus status2(cls::rbd::MIRROR_IMAGE_STATUS_STATE_REPLAYING);
1684   cls::rbd::MirrorImageStatus status3(cls::rbd::MIRROR_IMAGE_STATUS_STATE_ERROR);
1685
1686   ASSERT_EQ(0, mirror_image_status_set(&ioctx, "uuid1", status1));
1687   images.clear();
1688   statuses.clear();
1689   ASSERT_EQ(0, mirror_image_status_list(&ioctx, "", 1024, &images, &statuses));
1690   ASSERT_EQ(3U, images.size());
1691   ASSERT_EQ(1U, statuses.size());
1692
1693   // Test status is down due to RBD_MIRRORING is not watched
1694
1695   status1.up = false;
1696   ASSERT_EQ(statuses["image_id1"], status1);
1697   ASSERT_EQ(0, mirror_image_status_get(&ioctx, "uuid1", &read_status));
1698   ASSERT_EQ(read_status, status1);
1699
1700   // Test status summary. All statuses are unknown due to down.
1701   states.clear();
1702   ASSERT_EQ(0, mirror_image_status_get_summary(&ioctx, &states));
1703   ASSERT_EQ(1U, states.size());
1704   ASSERT_EQ(3, states[cls::rbd::MIRROR_IMAGE_STATUS_STATE_UNKNOWN]);
1705
1706   // Test remove_down removes stale statuses
1707
1708   ASSERT_EQ(0, mirror_image_status_remove_down(&ioctx));
1709   ASSERT_EQ(-ENOENT, mirror_image_status_get(&ioctx, "uuid1", &read_status));
1710   ASSERT_EQ(0, mirror_image_status_list(&ioctx, "", 1024, &images, &statuses));
1711   ASSERT_EQ(3U, images.size());
1712   ASSERT_TRUE(statuses.empty());
1713   ASSERT_EQ(0, mirror_image_status_get_summary(&ioctx, &states));
1714   ASSERT_EQ(1U, states.size());
1715   ASSERT_EQ(3, states[cls::rbd::MIRROR_IMAGE_STATUS_STATE_UNKNOWN]);
1716
1717   // Test statuses are not down after watcher is started
1718
1719   ASSERT_EQ(0, mirror_image_status_set(&ioctx, "uuid1", status1));
1720
1721   WatchCtx watch_ctx(&ioctx);
1722   ASSERT_EQ(0, ioctx.watch2(RBD_MIRRORING, &watch_handle, &watch_ctx));
1723
1724   ASSERT_EQ(0, mirror_image_status_set(&ioctx, "uuid2", status2));
1725   ASSERT_EQ(0, mirror_image_status_set(&ioctx, "uuid3", status3));
1726
1727   ASSERT_EQ(0, mirror_image_status_get(&ioctx, "uuid1", &read_status));
1728   status1.up = true;
1729   ASSERT_EQ(read_status, status1);
1730   ASSERT_EQ(0, mirror_image_status_get(&ioctx, "uuid2", &read_status));
1731   status2.up = true;
1732   ASSERT_EQ(read_status, status2);
1733   ASSERT_EQ(0, mirror_image_status_get(&ioctx, "uuid3", &read_status));
1734   status3.up = true;
1735   ASSERT_EQ(read_status, status3);
1736
1737   images.clear();
1738   statuses.clear();
1739   ASSERT_EQ(0, mirror_image_status_list(&ioctx, "", 1024, &images, &statuses));
1740   ASSERT_EQ(3U, images.size());
1741   ASSERT_EQ(3U, statuses.size());
1742   ASSERT_EQ(statuses["image_id1"], status1);
1743   ASSERT_EQ(statuses["image_id2"], status2);
1744   ASSERT_EQ(statuses["image_id3"], status3);
1745
1746   ASSERT_EQ(0, mirror_image_status_remove_down(&ioctx));
1747   ASSERT_EQ(0, mirror_image_status_get(&ioctx, "uuid1", &read_status));
1748   ASSERT_EQ(read_status, status1);
1749   images.clear();
1750   statuses.clear();
1751   ASSERT_EQ(0, mirror_image_status_list(&ioctx, "", 1024, &images, &statuses));
1752   ASSERT_EQ(3U, images.size());
1753   ASSERT_EQ(3U, statuses.size());
1754   ASSERT_EQ(statuses["image_id1"], status1);
1755   ASSERT_EQ(statuses["image_id2"], status2);
1756   ASSERT_EQ(statuses["image_id3"], status3);
1757
1758   states.clear();
1759   ASSERT_EQ(0, mirror_image_status_get_summary(&ioctx, &states));
1760   ASSERT_EQ(3U, states.size());
1761   ASSERT_EQ(1, states[cls::rbd::MIRROR_IMAGE_STATUS_STATE_UNKNOWN]);
1762   ASSERT_EQ(1, states[cls::rbd::MIRROR_IMAGE_STATUS_STATE_REPLAYING]);
1763   ASSERT_EQ(1, states[cls::rbd::MIRROR_IMAGE_STATUS_STATE_ERROR]);
1764
1765   // Test update
1766
1767   status1.state = status3.state = cls::rbd::MIRROR_IMAGE_STATUS_STATE_REPLAYING;
1768   ASSERT_EQ(0, mirror_image_status_set(&ioctx, "uuid1", status1));
1769   ASSERT_EQ(0, mirror_image_status_set(&ioctx, "uuid3", status3));
1770   ASSERT_EQ(0, mirror_image_status_get(&ioctx, "uuid3", &read_status));
1771   ASSERT_EQ(read_status, status3);
1772
1773   states.clear();
1774   ASSERT_EQ(0, mirror_image_status_get_summary(&ioctx, &states));
1775   ASSERT_EQ(1U, states.size());
1776   ASSERT_EQ(3, states[cls::rbd::MIRROR_IMAGE_STATUS_STATE_REPLAYING]);
1777
1778   // Test remove
1779
1780   ASSERT_EQ(0, mirror_image_status_remove(&ioctx, "uuid3"));
1781   ASSERT_EQ(-ENOENT, mirror_image_status_get(&ioctx, "uuid3", &read_status));
1782   images.clear();
1783   statuses.clear();
1784   ASSERT_EQ(0, mirror_image_status_list(&ioctx, "", 1024, &images, &statuses));
1785   ASSERT_EQ(3U, images.size());
1786   ASSERT_EQ(2U, statuses.size());
1787   ASSERT_EQ(statuses["image_id1"], status1);
1788   ASSERT_EQ(statuses["image_id2"], status2);
1789
1790   states.clear();
1791   ASSERT_EQ(0, mirror_image_status_get_summary(&ioctx, &states));
1792   ASSERT_EQ(2U, states.size());
1793   ASSERT_EQ(1, states[cls::rbd::MIRROR_IMAGE_STATUS_STATE_UNKNOWN]);
1794   ASSERT_EQ(2, states[cls::rbd::MIRROR_IMAGE_STATUS_STATE_REPLAYING]);
1795
1796   // Test statuses are down after removing watcher
1797
1798   ASSERT_EQ(0, mirror_image_status_set(&ioctx, "uuid1", status1));
1799   ASSERT_EQ(0, mirror_image_status_set(&ioctx, "uuid2", status2));
1800   ASSERT_EQ(0, mirror_image_status_set(&ioctx, "uuid3", status3));
1801
1802   images.clear();
1803   statuses.clear();
1804   ASSERT_EQ(0, mirror_image_status_list(&ioctx, "", 1024, &images, &statuses));
1805   ASSERT_EQ(3U, images.size());
1806   ASSERT_EQ(3U, statuses.size());
1807   ASSERT_EQ(statuses["image_id1"], status1);
1808   ASSERT_EQ(statuses["image_id2"], status2);
1809   ASSERT_EQ(statuses["image_id3"], status3);
1810
1811   ioctx.unwatch2(watch_handle);
1812
1813   ASSERT_EQ(0, mirror_image_status_list(&ioctx, "", 1024, &images, &statuses));
1814   ASSERT_EQ(3U, images.size());
1815   ASSERT_EQ(3U, statuses.size());
1816   status1.up = false;
1817   ASSERT_EQ(statuses["image_id1"], status1);
1818   status2.up = false;
1819   ASSERT_EQ(statuses["image_id2"], status2);
1820   status3.up = false;
1821   ASSERT_EQ(statuses["image_id3"], status3);
1822
1823   ASSERT_EQ(0, mirror_image_status_get(&ioctx, "uuid1", &read_status));
1824   ASSERT_EQ(read_status, status1);
1825
1826   states.clear();
1827   ASSERT_EQ(0, mirror_image_status_get_summary(&ioctx, &states));
1828   ASSERT_EQ(1U, states.size());
1829   ASSERT_EQ(3, states[cls::rbd::MIRROR_IMAGE_STATUS_STATE_UNKNOWN]);
1830
1831   ASSERT_EQ(0, mirror_image_status_remove_down(&ioctx));
1832   ASSERT_EQ(-ENOENT, mirror_image_status_get(&ioctx, "uuid1", &read_status));
1833
1834   images.clear();
1835   statuses.clear();
1836   ASSERT_EQ(0, mirror_image_status_list(&ioctx, "", 1024, &images, &statuses));
1837   ASSERT_EQ(3U, images.size());
1838   ASSERT_TRUE(statuses.empty());
1839
1840   states.clear();
1841   ASSERT_EQ(0, mirror_image_status_get_summary(&ioctx, &states));
1842   ASSERT_EQ(1U, states.size());
1843   ASSERT_EQ(3, states[cls::rbd::MIRROR_IMAGE_STATUS_STATE_UNKNOWN]);
1844
1845   // Remove images
1846
1847   image1.state = cls::rbd::MIRROR_IMAGE_STATE_DISABLING;
1848   image2.state = cls::rbd::MIRROR_IMAGE_STATE_DISABLING;
1849   image3.state = cls::rbd::MIRROR_IMAGE_STATE_DISABLING;
1850
1851   ASSERT_EQ(0, mirror_image_set(&ioctx, "image_id1", image1));
1852   ASSERT_EQ(0, mirror_image_set(&ioctx, "image_id2", image2));
1853   ASSERT_EQ(0, mirror_image_set(&ioctx, "image_id3", image3));
1854
1855   ASSERT_EQ(0, mirror_image_remove(&ioctx, "image_id1"));
1856   ASSERT_EQ(0, mirror_image_remove(&ioctx, "image_id2"));
1857   ASSERT_EQ(0, mirror_image_remove(&ioctx, "image_id3"));
1858
1859   states.clear();
1860   ASSERT_EQ(0, mirror_image_status_get_summary(&ioctx, &states));
1861   ASSERT_EQ(0U, states.size());
1862
1863   // Test status list with large number of images
1864
1865   size_t N = 1024;
1866   ASSERT_EQ(0U, N % 2);
1867
1868   for (size_t i = 0; i < N; i++) {
1869     std::string id = "id" + stringify(i);
1870     std::string uuid = "uuid" + stringify(i);
1871     cls::rbd::MirrorImage image(uuid, cls::rbd::MIRROR_IMAGE_STATE_ENABLED);
1872     cls::rbd::MirrorImageStatus status(cls::rbd::MIRROR_IMAGE_STATUS_STATE_UNKNOWN);
1873     ASSERT_EQ(0, mirror_image_set(&ioctx, id, image));
1874     ASSERT_EQ(0, mirror_image_status_set(&ioctx, uuid, status));
1875   }
1876
1877   std::string last_read = "";
1878   images.clear();
1879   statuses.clear();
1880   ASSERT_EQ(0, mirror_image_status_list(&ioctx, last_read, N * 2, &images,
1881           &statuses));
1882   ASSERT_EQ(N, images.size());
1883   ASSERT_EQ(N, statuses.size());
1884
1885   images.clear();
1886   statuses.clear();
1887   ASSERT_EQ(0, mirror_image_status_list(&ioctx, last_read, N / 2, &images,
1888           &statuses));
1889   ASSERT_EQ(N / 2, images.size());
1890   ASSERT_EQ(N / 2, statuses.size());
1891
1892   last_read = images.rbegin()->first;
1893   images.clear();
1894   statuses.clear();
1895   ASSERT_EQ(0, mirror_image_status_list(&ioctx, last_read, N / 2, &images,
1896           &statuses));
1897   ASSERT_EQ(N / 2, images.size());
1898   ASSERT_EQ(N / 2, statuses.size());
1899
1900   last_read = images.rbegin()->first;
1901   images.clear();
1902   statuses.clear();
1903   ASSERT_EQ(0, mirror_image_status_list(&ioctx, last_read, N / 2, &images,
1904           &statuses));
1905   ASSERT_EQ(0U, images.size());
1906   ASSERT_EQ(0U, statuses.size());
1907 }
1908
1909 TEST_F(TestClsRbd, mirror_instances) {
1910   librados::IoCtx ioctx;
1911   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
1912   ioctx.remove(RBD_MIRROR_LEADER);
1913
1914   std::vector<std::string> instance_ids;
1915   ASSERT_EQ(-ENOENT, mirror_instances_list(&ioctx, &instance_ids));
1916
1917   ASSERT_EQ(0, ioctx.create(RBD_MIRROR_LEADER, true));
1918   ASSERT_EQ(0, mirror_instances_list(&ioctx, &instance_ids));
1919   ASSERT_EQ(0U, instance_ids.size());
1920
1921   ASSERT_EQ(0, mirror_instances_add(&ioctx, "instance_id1"));
1922   ASSERT_EQ(0, mirror_instances_list(&ioctx, &instance_ids));
1923   ASSERT_EQ(1U, instance_ids.size());
1924   ASSERT_EQ(instance_ids[0], "instance_id1");
1925
1926   ASSERT_EQ(0, mirror_instances_add(&ioctx, "instance_id1"));
1927   ASSERT_EQ(0, mirror_instances_add(&ioctx, "instance_id2"));
1928   ASSERT_EQ(0, mirror_instances_list(&ioctx, &instance_ids));
1929   ASSERT_EQ(2U, instance_ids.size());
1930
1931   ASSERT_EQ(0, mirror_instances_remove(&ioctx, "instance_id1"));
1932   ASSERT_EQ(0, mirror_instances_list(&ioctx, &instance_ids));
1933   ASSERT_EQ(1U, instance_ids.size());
1934   ASSERT_EQ(instance_ids[0], "instance_id2");
1935
1936   ASSERT_EQ(0, mirror_instances_remove(&ioctx, "instance_id2"));
1937   ASSERT_EQ(0, mirror_instances_list(&ioctx, &instance_ids));
1938   ASSERT_EQ(0U, instance_ids.size());
1939 }
1940
1941 TEST_F(TestClsRbd, group_create) {
1942   librados::IoCtx ioctx;
1943   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
1944
1945   string group_id = "group_id";
1946   ASSERT_EQ(0, group_create(&ioctx, group_id));
1947
1948   uint64_t psize;
1949   time_t pmtime;
1950   ASSERT_EQ(0, ioctx.stat(group_id, &psize, &pmtime));
1951 }
1952
1953 TEST_F(TestClsRbd, group_dir_list) {
1954   librados::IoCtx ioctx;
1955   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
1956
1957   string group_id1 = "cgid1";
1958   string group_name1 = "cgname1";
1959   string group_id2 = "cgid2";
1960   string group_name2 = "cgname2";
1961   ASSERT_EQ(0, group_dir_add(&ioctx, RBD_GROUP_DIRECTORY, group_name1, group_id1));
1962   ASSERT_EQ(0, group_dir_add(&ioctx, RBD_GROUP_DIRECTORY, group_name2, group_id2));
1963
1964   map<string, string> cgs;
1965   ASSERT_EQ(0, group_dir_list(&ioctx, RBD_GROUP_DIRECTORY, "", 10, &cgs));
1966
1967   ASSERT_EQ(2U, cgs.size());
1968
1969   auto it = cgs.begin();
1970   ASSERT_EQ(group_id1, it->second);
1971   ASSERT_EQ(group_name1, it->first);
1972
1973   ++it;
1974   ASSERT_EQ(group_id2, it->second);
1975   ASSERT_EQ(group_name2, it->first);
1976 }
1977
1978 void add_group_to_dir(librados::IoCtx ioctx, string group_id, string group_name) {
1979   ASSERT_EQ(0, group_dir_add(&ioctx, RBD_GROUP_DIRECTORY, group_name, group_id));
1980
1981   set<string> keys;
1982   ASSERT_EQ(0, ioctx.omap_get_keys(RBD_GROUP_DIRECTORY, "", 10, &keys));
1983   ASSERT_EQ(2U, keys.size());
1984   ASSERT_EQ("id_" + group_id, *keys.begin());
1985   ASSERT_EQ("name_" + group_name, *keys.rbegin());
1986 }
1987
1988 TEST_F(TestClsRbd, group_dir_add) {
1989   librados::IoCtx ioctx;
1990   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
1991   ioctx.remove(RBD_GROUP_DIRECTORY);
1992
1993   string group_id = "cgid";
1994   string group_name = "cgname";
1995   add_group_to_dir(ioctx, group_id, group_name);
1996 }
1997
1998 TEST_F(TestClsRbd, dir_add_already_existing) {
1999   librados::IoCtx ioctx;
2000   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
2001   ioctx.remove(RBD_GROUP_DIRECTORY);
2002
2003   string group_id = "cgidexisting";
2004   string group_name = "cgnameexisting";
2005   add_group_to_dir(ioctx, group_id, group_name);
2006
2007   ASSERT_EQ(-EEXIST, group_dir_add(&ioctx, RBD_GROUP_DIRECTORY, group_name, group_id));
2008 }
2009
2010 TEST_F(TestClsRbd, group_dir_remove) {
2011   librados::IoCtx ioctx;
2012   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
2013   ioctx.remove(RBD_GROUP_DIRECTORY);
2014
2015   string group_id = "cgidtodel";
2016   string group_name = "cgnametodel";
2017   add_group_to_dir(ioctx, group_id, group_name);
2018
2019   ASSERT_EQ(0, group_dir_remove(&ioctx, RBD_GROUP_DIRECTORY, group_name, group_id));
2020
2021   set<string> keys;
2022   ASSERT_EQ(0, ioctx.omap_get_keys(RBD_GROUP_DIRECTORY, "", 10, &keys));
2023   ASSERT_EQ(0U, keys.size());
2024 }
2025
2026 TEST_F(TestClsRbd, group_dir_remove_missing) {
2027   librados::IoCtx ioctx;
2028   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
2029   ioctx.remove(RBD_GROUP_DIRECTORY);
2030
2031   string group_id = "cgidtodelmissing";
2032   string group_name = "cgnametodelmissing";
2033   // These two lines ensure that RBD_GROUP_DIRECTORY exists. It's important for the
2034   // last two lines.
2035   add_group_to_dir(ioctx, group_id, group_name);
2036
2037   ASSERT_EQ(0, group_dir_remove(&ioctx, RBD_GROUP_DIRECTORY, group_name, group_id));
2038
2039   // Removing missing
2040   ASSERT_EQ(-ENOENT, group_dir_remove(&ioctx, RBD_GROUP_DIRECTORY, group_name, group_id));
2041
2042   set<string> keys;
2043   ASSERT_EQ(0, ioctx.omap_get_keys(RBD_GROUP_DIRECTORY, "", 10, &keys));
2044   ASSERT_EQ(0U, keys.size());
2045 }
2046
2047 void test_image_add(librados::IoCtx &ioctx, const string& group_id,
2048                     const string& image_id, int64_t pool_id) {
2049
2050   cls::rbd::GroupImageStatus st(image_id, pool_id,
2051                                cls::rbd::GROUP_IMAGE_LINK_STATE_INCOMPLETE);
2052   ASSERT_EQ(0, group_image_set(&ioctx, group_id, st));
2053
2054   set<string> keys;
2055   ASSERT_EQ(0, ioctx.omap_get_keys(group_id, "", 10, &keys));
2056
2057   auto it = keys.begin();
2058   ASSERT_EQ(2U, keys.size());
2059
2060   string image_key = cls::rbd::GroupImageSpec(image_id, pool_id).image_key();
2061   ASSERT_EQ(image_key, *it);
2062   ++it;
2063   ASSERT_EQ("snap_seq", *it);
2064 }
2065
2066 TEST_F(TestClsRbd, group_image_add) {
2067   librados::IoCtx ioctx;
2068   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
2069
2070   string group_id = "group_id";
2071   ASSERT_EQ(0, group_create(&ioctx, group_id));
2072
2073   int64_t pool_id = ioctx.get_id();
2074   string image_id = "image_id";
2075   test_image_add(ioctx, group_id, image_id, pool_id);
2076 }
2077
2078 TEST_F(TestClsRbd, group_image_remove) {
2079   librados::IoCtx ioctx;
2080   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
2081
2082   string group_id = "group_id";
2083   ASSERT_EQ(0, group_create(&ioctx, group_id));
2084
2085   int64_t pool_id = ioctx.get_id();
2086   string image_id = "image_id";
2087   test_image_add(ioctx, group_id, image_id, pool_id);
2088
2089   cls::rbd::GroupImageSpec spec(image_id, pool_id);
2090   ASSERT_EQ(0, group_image_remove(&ioctx, group_id, spec));
2091   set<string> keys;
2092   ASSERT_EQ(0, ioctx.omap_get_keys(group_id, "", 10, &keys));
2093   ASSERT_EQ(1U, keys.size());
2094   ASSERT_EQ("snap_seq", *(keys.begin()));
2095 }
2096
2097 TEST_F(TestClsRbd, group_image_list) {
2098   librados::IoCtx ioctx;
2099   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
2100
2101   string group_id = "group_id";
2102   ASSERT_EQ(0, group_create(&ioctx, group_id));
2103
2104   int64_t pool_id = ioctx.get_id();
2105   string image_id = "imageid"; // Image id shouldn't contain underscores
2106   test_image_add(ioctx, group_id, image_id, pool_id);
2107
2108   vector<cls::rbd::GroupImageStatus> images;
2109   cls::rbd::GroupImageSpec empty_image_spec = cls::rbd::GroupImageSpec();
2110   ASSERT_EQ(0, group_image_list(&ioctx, group_id, empty_image_spec, 1024,
2111                                 &images));
2112   ASSERT_EQ(1U, images.size());
2113   ASSERT_EQ(image_id, images[0].spec.image_id);
2114   ASSERT_EQ(pool_id, images[0].spec.pool_id);
2115   ASSERT_EQ(cls::rbd::GROUP_IMAGE_LINK_STATE_INCOMPLETE, images[0].state);
2116
2117   cls::rbd::GroupImageStatus last_image = *images.rbegin();
2118   ASSERT_EQ(0, group_image_list(&ioctx, group_id, last_image.spec, 1024,
2119                                 &images));
2120   ASSERT_EQ(0U, images.size());
2121 }
2122
2123 TEST_F(TestClsRbd, group_image_clean) {
2124   librados::IoCtx ioctx;
2125   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
2126
2127   string group_id = "group_id1";
2128   ASSERT_EQ(0, group_create(&ioctx, group_id));
2129
2130   int64_t pool_id = ioctx.get_id();
2131   string image_id = "image_id";
2132   test_image_add(ioctx, group_id, image_id, pool_id);
2133
2134   cls::rbd::GroupImageStatus incomplete_st(image_id, pool_id,
2135                                cls::rbd::GROUP_IMAGE_LINK_STATE_INCOMPLETE);
2136
2137   ASSERT_EQ(0, group_image_set(&ioctx, group_id, incomplete_st));
2138   // Set to dirty first in order to make sure that group_image_clean
2139   // actually does something.
2140   cls::rbd::GroupImageStatus attached_st(image_id, pool_id,
2141                                cls::rbd::GROUP_IMAGE_LINK_STATE_ATTACHED);
2142   ASSERT_EQ(0, group_image_set(&ioctx, group_id, attached_st));
2143
2144   string image_key = cls::rbd::GroupImageSpec(image_id, pool_id).image_key();
2145
2146   map<string, bufferlist> vals;
2147   ASSERT_EQ(0, ioctx.omap_get_vals(group_id, "", 10, &vals));
2148
2149   cls::rbd::GroupImageLinkState ref_state;
2150   bufferlist::iterator it = vals[image_key].begin();
2151   ::decode(ref_state, it);
2152   ASSERT_EQ(cls::rbd::GROUP_IMAGE_LINK_STATE_ATTACHED, ref_state);
2153 }
2154
2155 TEST_F(TestClsRbd, image_add_group) {
2156   librados::IoCtx ioctx;
2157   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
2158
2159   int64_t pool_id = ioctx.get_id();
2160   string image_id = "imageid";
2161
2162   ASSERT_EQ(0, create_image(&ioctx, image_id, 2<<20, 0,
2163                             RBD_FEATURE_LAYERING, image_id, -1));
2164
2165   string group_id = "group_id";
2166
2167   cls::rbd::GroupSpec spec(group_id, pool_id);
2168   ASSERT_EQ(0, image_add_group(&ioctx, image_id, spec));
2169
2170   map<string, bufferlist> vals;
2171   ASSERT_EQ(0, ioctx.omap_get_vals(image_id, "", RBD_GROUP_REF, 10, &vals));
2172
2173   cls::rbd::GroupSpec val_spec;
2174   bufferlist::iterator it = vals[RBD_GROUP_REF].begin();
2175   ::decode(val_spec, it);
2176
2177   ASSERT_EQ(group_id, val_spec.group_id);
2178   ASSERT_EQ(pool_id, val_spec.pool_id);
2179 }
2180
2181 TEST_F(TestClsRbd, image_remove_group) {
2182   librados::IoCtx ioctx;
2183   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
2184
2185   int64_t pool_id = ioctx.get_id();
2186   string image_id = "image_id";
2187
2188   ASSERT_EQ(0, create_image(&ioctx, image_id, 2<<20, 0,
2189                             RBD_FEATURE_LAYERING, image_id, -1));
2190
2191   string group_id = "group_id";
2192
2193   cls::rbd::GroupSpec spec(group_id, pool_id);
2194   ASSERT_EQ(0, image_add_group(&ioctx, image_id, spec));
2195   // Add reference in order to make sure that image_remove_group actually
2196   // does something.
2197   ASSERT_EQ(0, image_remove_group(&ioctx, image_id, spec));
2198
2199   map<string, bufferlist> vals;
2200   ASSERT_EQ(0, ioctx.omap_get_vals(image_id, "", RBD_GROUP_REF, 10, &vals));
2201
2202   ASSERT_EQ(0U, vals.size());
2203 }
2204
2205 TEST_F(TestClsRbd, image_get_group) {
2206   librados::IoCtx ioctx;
2207   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
2208
2209   int64_t pool_id = ioctx.get_id();
2210   string image_id = "imageidgroupspec";
2211
2212   ASSERT_EQ(0, create_image(&ioctx, image_id, 2<<20, 0,
2213                             RBD_FEATURE_LAYERING, image_id, -1));
2214
2215   string group_id = "group_id_get_group_spec";
2216
2217   cls::rbd::GroupSpec spec_add(group_id, pool_id);
2218   ASSERT_EQ(0, image_add_group(&ioctx, image_id, spec_add));
2219
2220   cls::rbd::GroupSpec spec;
2221   ASSERT_EQ(0, image_get_group(&ioctx, image_id, &spec));
2222
2223   ASSERT_EQ(group_id, spec.group_id);
2224   ASSERT_EQ(pool_id, spec.pool_id);
2225 }
2226
2227 TEST_F(TestClsRbd, trash_methods)
2228 {
2229   librados::IoCtx ioctx;
2230   ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
2231
2232   string id = "123456789";
2233   string id2 = "123456780";
2234
2235   std::map<string, cls::rbd::TrashImageSpec> entries;
2236   ASSERT_EQ(-ENOENT, trash_list(&ioctx, &entries));
2237
2238   utime_t now1 = ceph_clock_now();
2239   utime_t now1_delay = now1;
2240   now1_delay += 380;
2241   cls::rbd::TrashImageSpec trash_spec(cls::rbd::TRASH_IMAGE_SOURCE_USER, "name",
2242                                       now1, now1_delay);
2243   ASSERT_EQ(0, trash_add(&ioctx, id, trash_spec));
2244
2245   utime_t now2 = ceph_clock_now();
2246   utime_t now2_delay = now2;
2247   now2_delay += 480;
2248   cls::rbd::TrashImageSpec trash_spec2(cls::rbd::TRASH_IMAGE_SOURCE_MIRRORING,
2249                                        "name2", now2, now2_delay);
2250   ASSERT_EQ(-EEXIST, trash_add(&ioctx, id, trash_spec2));
2251
2252   ASSERT_EQ(0, trash_remove(&ioctx, id));
2253   ASSERT_EQ(-ENOENT, trash_remove(&ioctx, id));
2254
2255   ASSERT_EQ(0, trash_list(&ioctx, &entries));
2256   ASSERT_TRUE(entries.empty());
2257
2258   ASSERT_EQ(0, trash_add(&ioctx, id, trash_spec2));
2259   ASSERT_EQ(0, trash_add(&ioctx, id2, trash_spec));
2260
2261   ASSERT_EQ(0, trash_list(&ioctx, &entries));
2262
2263   for (auto& entry : entries) {
2264     if (entry.first == id) {
2265       ASSERT_EQ(entry.second.source, cls::rbd::TRASH_IMAGE_SOURCE_MIRRORING);
2266       ASSERT_EQ(entry.second.name, "name2");
2267       ASSERT_EQ(entry.second.deletion_time, now2);
2268       ASSERT_EQ(entry.second.deferment_end_time, now2_delay);
2269     } else if (entry.first == id2) {
2270       ASSERT_EQ(entry.second.source, cls::rbd::TRASH_IMAGE_SOURCE_USER);
2271       ASSERT_EQ(entry.second.name, "name");
2272       ASSERT_EQ(entry.second.deletion_time, now1);
2273       ASSERT_EQ(entry.second.deferment_end_time, now1_delay);
2274     }
2275   }
2276
2277   cls::rbd::TrashImageSpec spec_res1;
2278   ASSERT_EQ(0, trash_get(&ioctx, id, &spec_res1));
2279   cls::rbd::TrashImageSpec spec_res2;
2280   ASSERT_EQ(0, trash_get(&ioctx, id2, &spec_res2));
2281
2282   ASSERT_EQ(spec_res1.name, "name2");
2283   ASSERT_EQ(spec_res1.deletion_time, now2);
2284   ASSERT_EQ(spec_res1.deferment_end_time, now2_delay);
2285
2286   ASSERT_EQ(spec_res2.name, "name");
2287   ASSERT_EQ(spec_res2.deletion_time, now1);
2288   ASSERT_EQ(spec_res2.deferment_end_time, now1_delay);
2289
2290   ioctx.close();
2291 }
2292