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#include "include/rados.h"
#include "test/librados/test.h"
#include "test/librados/TestCase.h"
#include "crimson_utils.h"
#include <algorithm>
#include <errno.h>
#include "gtest/gtest.h"
#include <string>
using std::string;
typedef RadosTest LibRadosSnapshots;
typedef RadosTest LibRadosSnapshotsSelfManaged;
typedef RadosTestEC LibRadosSnapshotsEC;
typedef RadosTestEC LibRadosSnapshotsSelfManagedEC;
const int bufsize = 128;
TEST_F(LibRadosSnapshots, SnapList) {
char buf[bufsize];
memset(buf, 0xcc, sizeof(buf));
ASSERT_EQ(0, rados_write(ioctx, "foo", buf, sizeof(buf), 0));
ASSERT_EQ(0, rados_ioctx_snap_create(ioctx, "snap1"));
rados_snap_t snaps[10];
EXPECT_EQ(1, rados_ioctx_snap_list(ioctx, snaps,
sizeof(snaps) / sizeof(snaps[0])));
rados_snap_t rid;
EXPECT_EQ(0, rados_ioctx_snap_lookup(ioctx, "snap1", &rid));
EXPECT_EQ(rid, snaps[0]);
EXPECT_EQ(0, rados_ioctx_snap_remove(ioctx, "snap1"));
}
TEST_F(LibRadosSnapshots, SnapRemove) {
char buf[bufsize];
memset(buf, 0xcc, sizeof(buf));
ASSERT_EQ(0, rados_write(ioctx, "foo", buf, sizeof(buf), 0));
ASSERT_EQ(0, rados_ioctx_snap_create(ioctx, "snap1"));
rados_snap_t rid;
ASSERT_EQ(0, rados_ioctx_snap_lookup(ioctx, "snap1", &rid));
ASSERT_EQ(-EEXIST, rados_ioctx_snap_create(ioctx, "snap1"));
ASSERT_EQ(0, rados_ioctx_snap_remove(ioctx, "snap1"));
ASSERT_EQ(-ENOENT, rados_ioctx_snap_lookup(ioctx, "snap1", &rid));
}
TEST_F(LibRadosSnapshots, Rollback) {
char buf[bufsize];
memset(buf, 0xcc, sizeof(buf));
ASSERT_EQ(0, rados_write(ioctx, "foo", buf, sizeof(buf), 0));
ASSERT_EQ(0, rados_ioctx_snap_create(ioctx, "snap1"));
char buf2[sizeof(buf)];
memset(buf2, 0xdd, sizeof(buf2));
EXPECT_EQ(0, rados_write_full(ioctx, "foo", buf2, sizeof(buf2)));
EXPECT_EQ(0, rados_ioctx_snap_rollback(ioctx, "foo", "snap1"));
char buf3[sizeof(buf)];
EXPECT_EQ((int)sizeof(buf3), rados_read(ioctx, "foo", buf3, sizeof(buf3), 0));
EXPECT_EQ(0, memcmp(buf, buf3, sizeof(buf)));
EXPECT_EQ(0, rados_ioctx_snap_remove(ioctx, "snap1"));
}
TEST_F(LibRadosSnapshots, SnapGetName) {
char buf[bufsize];
memset(buf, 0xcc, sizeof(buf));
ASSERT_EQ(0, rados_write(ioctx, "foo", buf, sizeof(buf), 0));
ASSERT_EQ(0, rados_ioctx_snap_create(ioctx, "snapfoo"));
rados_snap_t rid;
EXPECT_EQ(0, rados_ioctx_snap_lookup(ioctx, "snapfoo", &rid));
EXPECT_EQ(-ENOENT, rados_ioctx_snap_lookup(ioctx, "snapbar", &rid));
char name[128];
memset(name, 0, sizeof(name));
EXPECT_EQ(0, rados_ioctx_snap_get_name(ioctx, rid, name, sizeof(name)));
time_t snaptime;
EXPECT_EQ(0, rados_ioctx_snap_get_stamp(ioctx, rid, &snaptime));
EXPECT_EQ(0, strcmp(name, "snapfoo"));
EXPECT_EQ(0, rados_ioctx_snap_remove(ioctx, "snapfoo"));
}
TEST_F(LibRadosSnapshotsSelfManaged, Snap) {
std::vector<uint64_t> my_snaps;
my_snaps.push_back(-2);
ASSERT_EQ(0, rados_ioctx_selfmanaged_snap_create(ioctx, &my_snaps.back()));
::std::reverse(my_snaps.begin(), my_snaps.end());
ASSERT_EQ(0, rados_ioctx_selfmanaged_snap_set_write_ctx(ioctx, my_snaps[0],
&my_snaps[0], my_snaps.size()));
::std::reverse(my_snaps.begin(), my_snaps.end());
char buf[bufsize];
memset(buf, 0xcc, sizeof(buf));
ASSERT_EQ(0, rados_write(ioctx, "foo", buf, sizeof(buf), 0));
my_snaps.push_back(-2);
rados_completion_t completion;
ASSERT_EQ(0, rados_aio_create_completion2(nullptr, nullptr,
&completion));
rados_aio_ioctx_selfmanaged_snap_create(ioctx, &my_snaps.back(), completion);
ASSERT_EQ(0, rados_aio_wait_for_complete(completion));
rados_aio_release(completion);
::std::reverse(my_snaps.begin(), my_snaps.end());
ASSERT_EQ(0, rados_ioctx_selfmanaged_snap_set_write_ctx(ioctx, my_snaps[0],
&my_snaps[0], my_snaps.size()));
::std::reverse(my_snaps.begin(), my_snaps.end());
char buf2[sizeof(buf)];
memset(buf2, 0xdd, sizeof(buf2));
ASSERT_EQ(0, rados_write(ioctx, "foo", buf2, sizeof(buf2), 0));
rados_ioctx_snap_set_read(ioctx, my_snaps[1]-1);
char buf3[sizeof(buf)];
ASSERT_EQ(-ENOENT, rados_read(ioctx, "foo", buf3, sizeof(buf3), 0));
rados_ioctx_snap_set_read(ioctx, my_snaps[1]);
ASSERT_EQ((int)sizeof(buf3), rados_read(ioctx, "foo", buf3, sizeof(buf3), 0));
ASSERT_EQ(0, memcmp(buf3, buf, sizeof(buf)));
ASSERT_EQ(0, rados_aio_create_completion2(nullptr, nullptr,
&completion));
rados_aio_ioctx_selfmanaged_snap_remove(ioctx, my_snaps.back(), completion);
ASSERT_EQ(0, rados_aio_wait_for_complete(completion));
rados_aio_release(completion);
my_snaps.pop_back();
ASSERT_EQ(0, rados_ioctx_selfmanaged_snap_remove(ioctx, my_snaps.back()));
my_snaps.pop_back();
rados_ioctx_snap_set_read(ioctx, LIBRADOS_SNAP_HEAD);
ASSERT_EQ(0, rados_remove(ioctx, "foo"));
}
TEST_F(LibRadosSnapshotsSelfManaged, Rollback) {
std::vector<uint64_t> my_snaps;
my_snaps.push_back(-2);
ASSERT_EQ(0, rados_ioctx_selfmanaged_snap_create(ioctx, &my_snaps.back()));
::std::reverse(my_snaps.begin(), my_snaps.end());
ASSERT_EQ(0, rados_ioctx_selfmanaged_snap_set_write_ctx(ioctx, my_snaps[0],
&my_snaps[0], my_snaps.size()));
::std::reverse(my_snaps.begin(), my_snaps.end());
char buf[bufsize];
memset(buf, 0xcc, sizeof(buf));
// First write
ASSERT_EQ(0, rados_write(ioctx, "foo", buf, sizeof(buf), 0));
my_snaps.push_back(-2);
ASSERT_EQ(0, rados_ioctx_selfmanaged_snap_create(ioctx, &my_snaps.back()));
::std::reverse(my_snaps.begin(), my_snaps.end());
ASSERT_EQ(0, rados_ioctx_selfmanaged_snap_set_write_ctx(ioctx, my_snaps[0],
&my_snaps[0], my_snaps.size()));
::std::reverse(my_snaps.begin(), my_snaps.end());
char buf2[sizeof(buf)];
memset(buf2, 0xdd, sizeof(buf2));
// Second write
ASSERT_EQ(0, rados_write(ioctx, "foo", buf2, sizeof(buf2), 0));
// Rollback to my_snaps[1] - Object is expeceted to conatin the first write
rados_ioctx_selfmanaged_snap_rollback(ioctx, "foo", my_snaps[1]);
char buf3[sizeof(buf)];
ASSERT_EQ((int)sizeof(buf3), rados_read(ioctx, "foo", buf3, sizeof(buf3), 0));
ASSERT_EQ(0, memcmp(buf3, buf, sizeof(buf)));
ASSERT_EQ(0, rados_ioctx_selfmanaged_snap_remove(ioctx, my_snaps.back()));
my_snaps.pop_back();
ASSERT_EQ(0, rados_ioctx_selfmanaged_snap_remove(ioctx, my_snaps.back()));
my_snaps.pop_back();
ASSERT_EQ(0, rados_remove(ioctx, "foo"));
}
TEST_F(LibRadosSnapshotsSelfManaged, FutureSnapRollback) {
std::vector<uint64_t> my_snaps;
// Snapshot 1
my_snaps.push_back(-2);
ASSERT_EQ(0, rados_ioctx_selfmanaged_snap_create(ioctx, &my_snaps.back()));
::std::reverse(my_snaps.begin(), my_snaps.end());
ASSERT_EQ(0, rados_ioctx_selfmanaged_snap_set_write_ctx(ioctx, my_snaps[0],
&my_snaps[0], my_snaps.size()));
::std::reverse(my_snaps.begin(), my_snaps.end());
char buf[bufsize];
memset(buf, 0xcc, sizeof(buf));
// First write
ASSERT_EQ(0, rados_write(ioctx, "foo", buf, sizeof(buf), 0));
// Snapshot 2
my_snaps.push_back(-2);
ASSERT_EQ(0, rados_ioctx_selfmanaged_snap_create(ioctx, &my_snaps.back()));
::std::reverse(my_snaps.begin(), my_snaps.end());
ASSERT_EQ(0, rados_ioctx_selfmanaged_snap_set_write_ctx(ioctx, my_snaps[0],
&my_snaps[0], my_snaps.size()));
::std::reverse(my_snaps.begin(), my_snaps.end());
char buf2[sizeof(buf)];
memset(buf2, 0xdd, sizeof(buf2));
// Second write
ASSERT_EQ(0, rados_write(ioctx, "foo", buf2, sizeof(buf2), 0));
// Snapshot 3
my_snaps.push_back(-2);
ASSERT_EQ(0, rados_ioctx_selfmanaged_snap_create(ioctx, &my_snaps.back()));
// Rollback to the last snap id - Object is expected to conatin
// latest write (head object)
rados_ioctx_selfmanaged_snap_rollback(ioctx, "foo", my_snaps[2]);
char buf3[sizeof(buf)];
ASSERT_EQ((int)sizeof(buf3), rados_read(ioctx, "foo", buf3, sizeof(buf3), 0));
ASSERT_EQ(0, memcmp(buf3, buf2, sizeof(buf)));
ASSERT_EQ(0, rados_ioctx_selfmanaged_snap_remove(ioctx, my_snaps.back()));
my_snaps.pop_back();
ASSERT_EQ(0, rados_ioctx_selfmanaged_snap_remove(ioctx, my_snaps.back()));
my_snaps.pop_back();
ASSERT_EQ(0, rados_remove(ioctx, "foo"));
}
// EC testing
TEST_F(LibRadosSnapshotsEC, SnapList) {
SKIP_IF_CRIMSON();
char buf[bufsize];
memset(buf, 0xcc, sizeof(buf));
ASSERT_EQ(0, rados_write(ioctx, "foo", buf, sizeof(buf), 0));
ASSERT_EQ(0, rados_ioctx_snap_create(ioctx, "snap1"));
rados_snap_t snaps[10];
EXPECT_EQ(1, rados_ioctx_snap_list(ioctx, snaps,
sizeof(snaps) / sizeof(snaps[0])));
rados_snap_t rid;
EXPECT_EQ(0, rados_ioctx_snap_lookup(ioctx, "snap1", &rid));
EXPECT_EQ(rid, snaps[0]);
EXPECT_EQ(0, rados_ioctx_snap_remove(ioctx, "snap1"));
}
TEST_F(LibRadosSnapshotsEC, SnapRemove) {
SKIP_IF_CRIMSON();
char buf[bufsize];
memset(buf, 0xcc, sizeof(buf));
ASSERT_EQ(0, rados_write(ioctx, "foo", buf, sizeof(buf), 0));
ASSERT_EQ(0, rados_ioctx_snap_create(ioctx, "snap1"));
rados_snap_t rid;
ASSERT_EQ(0, rados_ioctx_snap_lookup(ioctx, "snap1", &rid));
ASSERT_EQ(-EEXIST, rados_ioctx_snap_create(ioctx, "snap1"));
ASSERT_EQ(0, rados_ioctx_snap_remove(ioctx, "snap1"));
ASSERT_EQ(-ENOENT, rados_ioctx_snap_lookup(ioctx, "snap1", &rid));
}
TEST_F(LibRadosSnapshotsEC, Rollback) {
SKIP_IF_CRIMSON();
char buf[bufsize];
memset(buf, 0xcc, sizeof(buf));
ASSERT_EQ(0, rados_write(ioctx, "foo", buf, sizeof(buf), 0));
ASSERT_EQ(0, rados_ioctx_snap_create(ioctx, "snap1"));
char buf2[sizeof(buf)];
memset(buf2, 0xdd, sizeof(buf2));
EXPECT_EQ(0, rados_write_full(ioctx, "foo", buf2, sizeof(buf2)));
EXPECT_EQ(0, rados_ioctx_snap_rollback(ioctx, "foo", "snap1"));
char buf3[sizeof(buf)];
EXPECT_EQ((int)sizeof(buf3), rados_read(ioctx, "foo", buf3, sizeof(buf3), 0));
EXPECT_EQ(0, memcmp(buf, buf3, sizeof(buf)));
EXPECT_EQ(0, rados_ioctx_snap_remove(ioctx, "snap1"));
}
TEST_F(LibRadosSnapshotsEC, SnapGetName) {
SKIP_IF_CRIMSON();
char buf[bufsize];
memset(buf, 0xcc, sizeof(buf));
ASSERT_EQ(0, rados_write(ioctx, "foo", buf, sizeof(buf), 0));
ASSERT_EQ(0, rados_ioctx_snap_create(ioctx, "snapfoo"));
rados_snap_t rid;
EXPECT_EQ(0, rados_ioctx_snap_lookup(ioctx, "snapfoo", &rid));
EXPECT_EQ(-ENOENT, rados_ioctx_snap_lookup(ioctx, "snapbar", &rid));
char name[128];
memset(name, 0, sizeof(name));
EXPECT_EQ(0, rados_ioctx_snap_get_name(ioctx, rid, name, sizeof(name)));
time_t snaptime;
EXPECT_EQ(0, rados_ioctx_snap_get_stamp(ioctx, rid, &snaptime));
EXPECT_EQ(0, strcmp(name, "snapfoo"));
EXPECT_EQ(0, rados_ioctx_snap_remove(ioctx, "snapfoo"));
}
TEST_F(LibRadosSnapshotsSelfManagedEC, Snap) {
SKIP_IF_CRIMSON();
std::vector<uint64_t> my_snaps;
my_snaps.push_back(-2);
ASSERT_EQ(0, rados_ioctx_selfmanaged_snap_create(ioctx, &my_snaps.back()));
::std::reverse(my_snaps.begin(), my_snaps.end());
ASSERT_EQ(0, rados_ioctx_selfmanaged_snap_set_write_ctx(ioctx, my_snaps[0],
&my_snaps[0], my_snaps.size()));
::std::reverse(my_snaps.begin(), my_snaps.end());
int bsize = alignment;
char *buf = (char *)new char[bsize];
memset(buf, 0xcc, bsize);
ASSERT_EQ(0, rados_write(ioctx, "foo", buf, bsize, 0));
my_snaps.push_back(-2);
rados_completion_t completion;
ASSERT_EQ(0, rados_aio_create_completion2(nullptr, nullptr,
&completion));
rados_aio_ioctx_selfmanaged_snap_create(ioctx, &my_snaps.back(), completion);
ASSERT_EQ(0, rados_aio_wait_for_complete(completion));
rados_aio_release(completion);
::std::reverse(my_snaps.begin(), my_snaps.end());
ASSERT_EQ(0, rados_ioctx_selfmanaged_snap_set_write_ctx(ioctx, my_snaps[0],
&my_snaps[0], my_snaps.size()));
::std::reverse(my_snaps.begin(), my_snaps.end());
char *buf2 = (char *)new char[bsize];
memset(buf2, 0xdd, bsize);
ASSERT_EQ(0, rados_write(ioctx, "foo", buf2, bsize, bsize));
rados_ioctx_snap_set_read(ioctx, my_snaps[1]-1);
char *buf3 = (char *)new char[bsize*2];
ASSERT_EQ(-ENOENT, rados_read(ioctx, "foo", buf3, bsize*2, 0));
rados_ioctx_snap_set_read(ioctx, my_snaps[1]);
ASSERT_EQ(bsize, rados_read(ioctx, "foo", buf3, bsize*2, 0));
ASSERT_EQ(0, memcmp(buf3, buf, bsize));
ASSERT_EQ(0, rados_aio_create_completion2(nullptr, nullptr,
&completion));
rados_aio_ioctx_selfmanaged_snap_remove(ioctx, my_snaps.back(), completion);
ASSERT_EQ(0, rados_aio_wait_for_complete(completion));
rados_aio_release(completion);
my_snaps.pop_back();
ASSERT_EQ(0, rados_ioctx_selfmanaged_snap_remove(ioctx, my_snaps.back()));
my_snaps.pop_back();
rados_ioctx_snap_set_read(ioctx, LIBRADOS_SNAP_HEAD);
ASSERT_EQ(0, rados_remove(ioctx, "foo"));
delete[] buf;
delete[] buf2;
delete[] buf3;
}
TEST_F(LibRadosSnapshotsSelfManagedEC, Rollback) {
SKIP_IF_CRIMSON();
std::vector<uint64_t> my_snaps;
my_snaps.push_back(-2);
ASSERT_EQ(0, rados_ioctx_selfmanaged_snap_create(ioctx, &my_snaps.back()));
::std::reverse(my_snaps.begin(), my_snaps.end());
ASSERT_EQ(0, rados_ioctx_selfmanaged_snap_set_write_ctx(ioctx, my_snaps[0],
&my_snaps[0], my_snaps.size()));
::std::reverse(my_snaps.begin(), my_snaps.end());
int bsize = alignment;
char *buf = (char *)new char[bsize];
memset(buf, 0xcc, bsize);
ASSERT_EQ(0, rados_write(ioctx, "foo", buf, bsize, 0));
my_snaps.push_back(-2);
ASSERT_EQ(0, rados_ioctx_selfmanaged_snap_create(ioctx, &my_snaps.back()));
::std::reverse(my_snaps.begin(), my_snaps.end());
ASSERT_EQ(0, rados_ioctx_selfmanaged_snap_set_write_ctx(ioctx, my_snaps[0],
&my_snaps[0], my_snaps.size()));
::std::reverse(my_snaps.begin(), my_snaps.end());
char *buf2 = (char *)new char[bsize];
memset(buf2, 0xdd, bsize);
ASSERT_EQ(0, rados_write(ioctx, "foo", buf2, bsize, bsize));
rados_ioctx_selfmanaged_snap_rollback(ioctx, "foo", my_snaps[1]);
char *buf3 = (char *)new char[bsize*2];
ASSERT_EQ(bsize, rados_read(ioctx, "foo", buf3, bsize*2, 0));
ASSERT_EQ(0, memcmp(buf3, buf, bsize));
ASSERT_EQ(0, rados_ioctx_selfmanaged_snap_remove(ioctx, my_snaps.back()));
my_snaps.pop_back();
ASSERT_EQ(0, rados_ioctx_selfmanaged_snap_remove(ioctx, my_snaps.back()));
my_snaps.pop_back();
ASSERT_EQ(0, rados_remove(ioctx, "foo"));
delete[] buf;
delete[] buf2;
delete[] buf3;
}
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