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// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
// vim: ts=8 sw=2 smarttab
#include "test/librbd/test_fixture.h"
#include "test/librbd/test_support.h"
#include "include/rbd/librbd.h"
#include "include/rbd/librbd.hpp"
#include "test/librados/test.h"
#include "gtest/gtest.h"
#include <boost/scope_exit.hpp>
#include <chrono>
#include <vector>
void register_test_groups() {
}
class TestGroup : public TestFixture {
};
TEST_F(TestGroup, group_create)
{
rados_ioctx_t ioctx;
rados_ioctx_create(_cluster, _pool_name.c_str(), &ioctx);
BOOST_SCOPE_EXIT(ioctx) {
rados_ioctx_destroy(ioctx);
} BOOST_SCOPE_EXIT_END;
librbd::RBD rbd;
ASSERT_EQ(0, rbd_group_create(ioctx, "mygroup"));
size_t size = 0;
ASSERT_EQ(-ERANGE, rbd_group_list(ioctx, NULL, &size));
ASSERT_EQ(strlen("mygroup") + 1, size);
char groups[80];
ASSERT_EQ(static_cast<int>(strlen("mygroup") + 1),
rbd_group_list(ioctx, groups, &size));
ASSERT_STREQ("mygroup", groups);
ASSERT_EQ(0, rbd_group_remove(ioctx, "mygroup"));
ASSERT_EQ(0, rbd_group_list(ioctx, groups, &size));
}
TEST_F(TestGroup, group_createPP)
{
librados::IoCtx ioctx;
ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
librbd::RBD rbd;
ASSERT_EQ(0, rbd.group_create(ioctx, "mygroup"));
std::vector<std::string> groups;
ASSERT_EQ(0, rbd.group_list(ioctx, &groups));
ASSERT_EQ(1U, groups.size());
ASSERT_EQ("mygroup", groups[0]);
groups.clear();
ASSERT_EQ(0, rbd.group_rename(ioctx, "mygroup", "newgroup"));
ASSERT_EQ(0, rbd.group_list(ioctx, &groups));
ASSERT_EQ(1U, groups.size());
ASSERT_EQ("newgroup", groups[0]);
ASSERT_EQ(0, rbd.group_remove(ioctx, "newgroup"));
groups.clear();
ASSERT_EQ(0, rbd.group_list(ioctx, &groups));
ASSERT_EQ(0U, groups.size());
}
TEST_F(TestGroup, add_image)
{
REQUIRE_FORMAT_V2();
rados_ioctx_t ioctx;
rados_ioctx_create(_cluster, _pool_name.c_str(), &ioctx);
BOOST_SCOPE_EXIT(ioctx) {
rados_ioctx_destroy(ioctx);
} BOOST_SCOPE_EXIT_END;
const char *group_name = "mycg";
ASSERT_EQ(0, rbd_group_create(ioctx, group_name));
rbd_image_t image;
ASSERT_EQ(0, rbd_open(ioctx, m_image_name.c_str(), &image, NULL));
BOOST_SCOPE_EXIT(image) {
EXPECT_EQ(0, rbd_close(image));
} BOOST_SCOPE_EXIT_END;
uint64_t features;
ASSERT_EQ(0, rbd_get_features(image, &features));
ASSERT_TRUE((features & RBD_FEATURE_OPERATIONS) == 0ULL);
uint64_t op_features;
ASSERT_EQ(0, rbd_get_op_features(image, &op_features));
ASSERT_TRUE((op_features & RBD_OPERATION_FEATURE_GROUP) == 0ULL);
rbd_group_info_t group_info;
ASSERT_EQ(0, rbd_get_group(image, &group_info, sizeof(group_info)));
ASSERT_EQ(0, strcmp("", group_info.name));
ASSERT_EQ(RBD_GROUP_INVALID_POOL, group_info.pool);
rbd_group_info_cleanup(&group_info, sizeof(group_info));
ASSERT_EQ(0, rbd_group_image_add(ioctx, group_name, ioctx,
m_image_name.c_str()));
ASSERT_EQ(-ERANGE, rbd_get_group(image, &group_info, 0));
ASSERT_EQ(0, rbd_get_group(image, &group_info, sizeof(group_info)));
ASSERT_EQ(0, strcmp(group_name, group_info.name));
ASSERT_EQ(rados_ioctx_get_id(ioctx), group_info.pool);
rbd_group_info_cleanup(&group_info, sizeof(group_info));
ASSERT_EQ(0, rbd_get_features(image, &features));
ASSERT_TRUE((features & RBD_FEATURE_OPERATIONS) ==
RBD_FEATURE_OPERATIONS);
ASSERT_EQ(0, rbd_get_op_features(image, &op_features));
ASSERT_TRUE((op_features & RBD_OPERATION_FEATURE_GROUP) ==
RBD_OPERATION_FEATURE_GROUP);
size_t num_images = 0;
ASSERT_EQ(-ERANGE, rbd_group_image_list(ioctx, group_name, NULL,
sizeof(rbd_group_image_info_t),
&num_images));
ASSERT_EQ(1U, num_images);
rbd_group_image_info_t images[1];
ASSERT_EQ(1, rbd_group_image_list(ioctx, group_name, images,
sizeof(rbd_group_image_info_t),
&num_images));
ASSERT_EQ(m_image_name, images[0].name);
ASSERT_EQ(rados_ioctx_get_id(ioctx), images[0].pool);
ASSERT_EQ(0, rbd_group_image_list_cleanup(images,
sizeof(rbd_group_image_info_t),
num_images));
ASSERT_EQ(0, rbd_group_image_remove(ioctx, group_name, ioctx,
m_image_name.c_str()));
ASSERT_EQ(0, rbd_get_features(image, &features));
ASSERT_TRUE((features & RBD_FEATURE_OPERATIONS) == 0ULL);
ASSERT_EQ(0, rbd_get_op_features(image, &op_features));
ASSERT_TRUE((op_features & RBD_OPERATION_FEATURE_GROUP) == 0ULL);
ASSERT_EQ(0, rbd_group_image_list(ioctx, group_name, images,
sizeof(rbd_group_image_info_t),
&num_images));
ASSERT_EQ(0U, num_images);
ASSERT_EQ(0, rbd_group_remove(ioctx, group_name));
}
TEST_F(TestGroup, add_imagePP)
{
REQUIRE_FORMAT_V2();
librados::IoCtx ioctx;
ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
const char *group_name = "mycg";
librbd::RBD rbd;
ASSERT_EQ(0, rbd.group_create(ioctx, group_name));
librbd::Image image;
ASSERT_EQ(0, rbd.open(ioctx, image, m_image_name.c_str(), NULL));
uint64_t features;
ASSERT_EQ(0, image.features(&features));
ASSERT_TRUE((features & RBD_FEATURE_OPERATIONS) == 0ULL);
uint64_t op_features;
ASSERT_EQ(0, image.get_op_features(&op_features));
ASSERT_TRUE((op_features & RBD_OPERATION_FEATURE_GROUP) == 0ULL);
librbd::group_info_t group_info;
ASSERT_EQ(0, image.get_group(&group_info, sizeof(group_info)));
ASSERT_EQ(std::string(""), group_info.name);
ASSERT_EQ(RBD_GROUP_INVALID_POOL, group_info.pool);
ASSERT_EQ(0, rbd.group_image_add(ioctx, group_name, ioctx,
m_image_name.c_str()));
ASSERT_EQ(-ERANGE, image.get_group(&group_info, 0));
ASSERT_EQ(0, image.get_group(&group_info, sizeof(group_info)));
ASSERT_EQ(std::string(group_name), group_info.name);
ASSERT_EQ(ioctx.get_id(), group_info.pool);
ASSERT_EQ(0, image.features(&features));
ASSERT_TRUE((features & RBD_FEATURE_OPERATIONS) ==
RBD_FEATURE_OPERATIONS);
ASSERT_EQ(0, image.get_op_features(&op_features));
ASSERT_TRUE((op_features & RBD_OPERATION_FEATURE_GROUP) ==
RBD_OPERATION_FEATURE_GROUP);
std::vector<librbd::group_image_info_t> images;
ASSERT_EQ(0, rbd.group_image_list(ioctx, group_name, &images,
sizeof(librbd::group_image_info_t)));
ASSERT_EQ(1U, images.size());
ASSERT_EQ(m_image_name, images[0].name);
ASSERT_EQ(ioctx.get_id(), images[0].pool);
ASSERT_EQ(0, rbd.group_image_remove(ioctx, group_name, ioctx,
m_image_name.c_str()));
ASSERT_EQ(0, image.features(&features));
ASSERT_TRUE((features & RBD_FEATURE_OPERATIONS) == 0ULL);
ASSERT_EQ(0, image.get_op_features(&op_features));
ASSERT_TRUE((op_features & RBD_OPERATION_FEATURE_GROUP) == 0ULL);
images.clear();
ASSERT_EQ(0, rbd.group_image_list(ioctx, group_name, &images,
sizeof(librbd::group_image_info_t)));
ASSERT_EQ(0U, images.size());
ASSERT_EQ(0, rbd.group_remove(ioctx, group_name));
}
TEST_F(TestGroup, add_snapshot)
{
REQUIRE_FORMAT_V2();
rados_ioctx_t ioctx;
rados_ioctx_create(_cluster, _pool_name.c_str(), &ioctx);
BOOST_SCOPE_EXIT(ioctx) {
rados_ioctx_destroy(ioctx);
} BOOST_SCOPE_EXIT_END;
const char *group_name = "snap_group";
const char *snap_name = "snap_snapshot";
const char orig_data[] = "orig data";
const char test_data[] = "test data";
char read_data[10];
rbd_image_t image;
ASSERT_EQ(0, rbd_open(ioctx, m_image_name.c_str(), &image, NULL));
BOOST_SCOPE_EXIT(image) {
EXPECT_EQ(0, rbd_close(image));
} BOOST_SCOPE_EXIT_END;
ASSERT_EQ(10, rbd_write(image, 0, 10, orig_data));
ASSERT_EQ(10, rbd_read(image, 0, 10, read_data));
ASSERT_EQ(0, memcmp(orig_data, read_data, 10));
ASSERT_EQ(0, rbd_group_create(ioctx, group_name));
ASSERT_EQ(0, rbd_group_image_add(ioctx, group_name, ioctx,
m_image_name.c_str()));
struct Watcher {
static void quiesce_cb(void *arg) {
Watcher *watcher = static_cast<Watcher *>(arg);
watcher->handle_quiesce();
}
static void unquiesce_cb(void *arg) {
Watcher *watcher = static_cast<Watcher *>(arg);
watcher->handle_unquiesce();
}
rbd_image_t ℑ
uint64_t handle = 0;
size_t quiesce_count = 0;
size_t unquiesce_count = 0;
int r = 0;
ceph::mutex lock = ceph::make_mutex("lock");
ceph::condition_variable cv;
Watcher(rbd_image_t &image) : image(image) {
}
void handle_quiesce() {
ASSERT_EQ(quiesce_count, unquiesce_count);
quiesce_count++;
rbd_quiesce_complete(image, handle, r);
}
void handle_unquiesce() {
std::unique_lock locker(lock);
unquiesce_count++;
cv.notify_one();
}
bool wait_for_unquiesce(size_t c) {
std::unique_lock locker(lock);
return cv.wait_for(locker, std::chrono::seconds(60),
[this, c]() { return unquiesce_count >= c; });
}
} watcher(image);
ASSERT_EQ(0, rbd_quiesce_watch(image, Watcher::quiesce_cb,
Watcher::unquiesce_cb, &watcher,
&watcher.handle));
ASSERT_EQ(0, rbd_group_snap_create(ioctx, group_name, snap_name));
ASSERT_TRUE(watcher.wait_for_unquiesce(1U));
ASSERT_EQ(1U, watcher.quiesce_count);
size_t num_snaps = 0;
ASSERT_EQ(-ERANGE, rbd_group_snap_list(ioctx, group_name, NULL,
sizeof(rbd_group_snap_info_t),
&num_snaps));
ASSERT_EQ(1U, num_snaps);
rbd_group_snap_info_t snaps[1];
ASSERT_EQ(1, rbd_group_snap_list(ioctx, group_name, snaps,
sizeof(rbd_group_snap_info_t),
&num_snaps));
ASSERT_STREQ(snap_name, snaps[0].name);
ASSERT_EQ(10, rbd_write(image, 11, 10, test_data));
ASSERT_EQ(10, rbd_read(image, 11, 10, read_data));
ASSERT_EQ(0, memcmp(test_data, read_data, 10));
ASSERT_EQ(0, rbd_group_snap_rollback(ioctx, group_name, snap_name));
ASSERT_EQ(10, rbd_read(image, 0, 10, read_data));
ASSERT_EQ(0, memcmp(orig_data, read_data, 10));
ASSERT_EQ(0, rbd_group_snap_list_cleanup(snaps, sizeof(rbd_group_snap_info_t),
num_snaps));
ASSERT_EQ(0, rbd_group_snap_remove(ioctx, group_name, snap_name));
ASSERT_EQ(0, rbd_group_snap_list(ioctx, group_name, snaps,
sizeof(rbd_group_snap_info_t),
&num_snaps));
ASSERT_EQ(0U, num_snaps);
ASSERT_EQ(-EINVAL, rbd_group_snap_create2(ioctx, group_name, snap_name,
RBD_SNAP_CREATE_SKIP_QUIESCE |
RBD_SNAP_CREATE_IGNORE_QUIESCE_ERROR));
watcher.r = -EINVAL;
ASSERT_EQ(-EINVAL, rbd_group_snap_create2(ioctx, group_name, snap_name, 0));
num_snaps = 1;
ASSERT_EQ(0, rbd_group_snap_list(ioctx, group_name, snaps,
sizeof(rbd_group_snap_info_t),
&num_snaps));
watcher.quiesce_count = 0;
watcher.unquiesce_count = 0;
ASSERT_EQ(0, rbd_group_snap_create2(ioctx, group_name, snap_name,
RBD_SNAP_CREATE_SKIP_QUIESCE));
ASSERT_EQ(0U, watcher.quiesce_count);
num_snaps = 1;
ASSERT_EQ(1, rbd_group_snap_list(ioctx, group_name, snaps,
sizeof(rbd_group_snap_info_t),
&num_snaps));
ASSERT_EQ(0, rbd_group_snap_list_cleanup(snaps, sizeof(rbd_group_snap_info_t),
num_snaps));
ASSERT_EQ(0, rbd_group_snap_remove(ioctx, group_name, snap_name));
ASSERT_EQ(0, rbd_group_snap_create2(ioctx, group_name, snap_name,
RBD_SNAP_CREATE_IGNORE_QUIESCE_ERROR));
ASSERT_EQ(1, rbd_group_snap_list(ioctx, group_name, snaps,
sizeof(rbd_group_snap_info_t),
&num_snaps));
ASSERT_EQ(0, rbd_group_snap_list_cleanup(snaps, sizeof(rbd_group_snap_info_t),
num_snaps));
ASSERT_EQ(0, rbd_group_snap_remove(ioctx, group_name, snap_name));
ASSERT_EQ(0, rbd_quiesce_unwatch(image, watcher.handle));
ASSERT_EQ(0, rbd_group_remove(ioctx, group_name));
}
TEST_F(TestGroup, add_snapshotPP)
{
REQUIRE_FORMAT_V2();
librados::IoCtx ioctx;
ASSERT_EQ(0, _rados.ioctx_create(_pool_name.c_str(), ioctx));
const char *group_name = "snap_group";
const char *snap_name = "snap_snapshot";
librbd::RBD rbd;
ASSERT_EQ(0, rbd.group_create(ioctx, group_name));
ASSERT_EQ(0, rbd.group_image_add(ioctx, group_name, ioctx,
m_image_name.c_str()));
librbd::Image image;
ASSERT_EQ(0, rbd.open(ioctx, image, m_image_name.c_str(), NULL));
bufferlist expect_bl;
bufferlist read_bl;
expect_bl.append(std::string(512, '1'));
ASSERT_EQ((ssize_t)expect_bl.length(), image.write(0, expect_bl.length(), expect_bl));
ASSERT_EQ(512, image.read(0, 512, read_bl));
ASSERT_TRUE(expect_bl.contents_equal(read_bl));
ASSERT_EQ(0, rbd.group_snap_create(ioctx, group_name, snap_name));
std::vector<librbd::group_snap_info_t> snaps;
ASSERT_EQ(0, rbd.group_snap_list(ioctx, group_name, &snaps,
sizeof(librbd::group_snap_info_t)));
ASSERT_EQ(1U, snaps.size());
ASSERT_EQ(snap_name, snaps[0].name);
bufferlist write_bl;
write_bl.append(std::string(1024, '2'));
ASSERT_EQ(1024, image.write(513, write_bl.length(), write_bl));
read_bl.clear();
ASSERT_EQ(1024, image.read(513, 1024, read_bl));
ASSERT_TRUE(write_bl.contents_equal(read_bl));
ASSERT_EQ(0, rbd.group_snap_rollback(ioctx, group_name, snap_name));
ASSERT_EQ(512, image.read(0, 512, read_bl));
ASSERT_TRUE(expect_bl.contents_equal(read_bl));
ASSERT_EQ(0, image.close());
ASSERT_EQ(0, rbd.group_snap_remove(ioctx, group_name, snap_name));
snaps.clear();
ASSERT_EQ(0, rbd.group_snap_list(ioctx, group_name, &snaps,
sizeof(librbd::group_snap_info_t)));
ASSERT_EQ(0U, snaps.size());
ASSERT_EQ(0, rbd.group_snap_create(ioctx, group_name, snap_name));
ASSERT_EQ(0, rbd.group_snap_list(ioctx, group_name, &snaps,
sizeof(librbd::group_snap_info_t)));
ASSERT_EQ(1U, snaps.size());
ASSERT_EQ(0, rbd.group_snap_remove(ioctx, group_name, snap_name));
ASSERT_EQ(-EINVAL, rbd.group_snap_create2(ioctx, group_name, snap_name,
RBD_SNAP_CREATE_SKIP_QUIESCE |
RBD_SNAP_CREATE_IGNORE_QUIESCE_ERROR));
snaps.clear();
ASSERT_EQ(0, rbd.group_snap_list(ioctx, group_name, &snaps,
sizeof(librbd::group_snap_info_t)));
ASSERT_EQ(0U, snaps.size());
ASSERT_EQ(0, rbd.group_snap_create2(ioctx, group_name, snap_name,
RBD_SNAP_CREATE_SKIP_QUIESCE));
snaps.clear();
ASSERT_EQ(0, rbd.group_snap_list(ioctx, group_name, &snaps,
sizeof(librbd::group_snap_info_t)));
ASSERT_EQ(1U, snaps.size());
ASSERT_EQ(0, rbd.group_snap_remove(ioctx, group_name, snap_name));
ASSERT_EQ(0, rbd.group_remove(ioctx, group_name));
}
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