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mutation_test.cc
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mutation_test.cc
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/*
* Copyright (C) 2015-present ScyllaDB
*/
/*
* SPDX-License-Identifier: AGPL-3.0-or-later
*/
#include <random>
#include <boost/range/adaptor/transformed.hpp>
#include <boost/range/algorithm/copy.hpp>
#include <boost/range/algorithm_ext/push_back.hpp>
#include <boost/range/combine.hpp>
#include "mutation_query.hh"
#include "utils/hashers.hh"
#include "utils/xx_hasher.hh"
#include <seastar/core/sstring.hh>
#include <seastar/core/do_with.hh>
#include <seastar/core/thread.hh>
#include <seastar/util/alloc_failure_injector.hh>
#include <seastar/util/closeable.hh>
#include "replica/database.hh"
#include "utils/UUID_gen.hh"
#include "clustering_interval_set.hh"
#include "schema/schema_builder.hh"
#include "query-result-set.hh"
#include "query-result-reader.hh"
#include "partition_slice_builder.hh"
#include "test/lib/tmpdir.hh"
#include "compaction/compaction_manager.hh"
#include "test/lib/scylla_test_case.hh"
#include <seastar/testing/thread_test_case.hh>
#include "test/lib/mutation_assertions.hh"
#include "test/lib/result_set_assertions.hh"
#include "test/lib/failure_injecting_allocation_strategy.hh"
#include "test/lib/sstable_utils.hh"
#include "test/lib/random_schema.hh"
#include "test/lib/mutation_source_test.hh"
#include "cell_locking.hh"
#include "test/lib/flat_mutation_reader_assertions.hh"
#include "service/storage_proxy.hh"
#include "test/lib/mutation_assertions.hh"
#include "test/lib/random_utils.hh"
#include "test/lib/simple_schema.hh"
#include "test/lib/log.hh"
#include "types/map.hh"
#include "types/list.hh"
#include "types/set.hh"
#include "types/user.hh"
#include "concrete_types.hh"
#include "mutation/mutation_rebuilder.hh"
#include "mutation/mutation_partition.hh"
#include "clustering_key_filter.hh"
#include "readers/from_mutations_v2.hh"
#include "readers/from_fragments_v2.hh"
using namespace std::chrono_literals;
static sstring some_keyspace("ks");
static sstring some_column_family("cf");
static atomic_cell make_atomic_cell(bytes value) {
return atomic_cell::make_live(*bytes_type, 0, std::move(value));
}
static atomic_cell make_atomic_cell() {
return atomic_cell::make_live(*bytes_type, 0, bytes_view());
}
template<typename T>
static atomic_cell make_atomic_cell(data_type dt, T value) {
return atomic_cell::make_live(*dt, 0, dt->decompose(std::move(value)));
};
template<typename T>
static atomic_cell make_collection_member(data_type dt, T value) {
return atomic_cell::make_live(*dt, 0, dt->decompose(std::move(value)), atomic_cell::collection_member::yes);
};
static mutation_partition get_partition(reader_permit permit, replica::memtable& mt, const partition_key& key) {
auto dk = dht::decorate_key(*mt.schema(), key);
auto range = dht::partition_range::make_singular(dk);
auto reader = mt.make_flat_reader(mt.schema(), std::move(permit), range);
auto close_reader = deferred_close(reader);
auto mo = read_mutation_from_flat_mutation_reader(reader).get0();
BOOST_REQUIRE(bool(mo));
return std::move(mo->partition());
}
future<>
with_column_family(schema_ptr s, replica::column_family::config cfg, sstables::sstables_manager& sm, noncopyable_function<future<> (replica::column_family&)> func) {
std::vector<unsigned> x_log2_compaction_group_values = { 0 /* 1 CG */, 3 /* 8 CGs */ };
for (auto x_log2_compaction_groups : x_log2_compaction_group_values) {
auto tracker = make_lw_shared<cache_tracker>();
auto dir = tmpdir();
cfg.datadir = dir.path().string();
cfg.x_log2_compaction_groups = x_log2_compaction_groups;
tasks::task_manager tm;
auto cm = make_lw_shared<compaction_manager>(tm, compaction_manager::for_testing_tag{});
auto cl_stats = make_lw_shared<cell_locker_stats>();
auto s_opts = make_lw_shared<replica::storage_options>();
auto cf = make_lw_shared<replica::column_family>(s, cfg, s_opts, replica::column_family::no_commitlog(), *cm, sm, *cl_stats, *tracker, nullptr);
cf->mark_ready_for_writes();
co_await func(*cf);
co_await cf->stop();
}
}
SEASTAR_TEST_CASE(test_mutation_is_applied) {
return seastar::async([] {
tests::reader_concurrency_semaphore_wrapper semaphore;
auto s = make_shared_schema({}, some_keyspace, some_column_family,
{{"p1", utf8_type}}, {{"c1", int32_type}}, {{"r1", int32_type}}, {}, utf8_type);
auto mt = make_lw_shared<replica::memtable>(s);
const column_definition& r1_col = *s->get_column_definition("r1");
auto key = partition_key::from_exploded(*s, {to_bytes("key1")});
auto c_key = clustering_key::from_exploded(*s, {int32_type->decompose(2)});
mutation m(s, key);
auto c = make_atomic_cell(int32_type, 3);
m.set_clustered_cell(c_key, r1_col, std::move(c));
mt->apply(std::move(m));
auto p = get_partition(semaphore.make_permit(), *mt, key);
row& r = p.clustered_row(*s, c_key).cells();
auto i = r.find_cell(r1_col.id);
BOOST_REQUIRE(i);
auto cell = i->as_atomic_cell(r1_col);
BOOST_REQUIRE(cell.is_live());
BOOST_REQUIRE(int32_type->equal(cell.value().linearize(), int32_type->decompose(3)));
});
}
SEASTAR_TEST_CASE(test_multi_level_row_tombstones) {
auto s = make_shared_schema({}, some_keyspace, some_column_family,
{{"p1", utf8_type}},
{{"c1", int32_type}, {"c2", int32_type}, {"c3", int32_type}},
{{"r1", int32_type}}, {}, utf8_type);
auto ttl = gc_clock::now() + std::chrono::seconds(1);
mutation m(s, partition_key::from_exploded(*s, {to_bytes("key1")}));
auto make_prefix = [s] (const std::vector<data_value>& v) {
return clustering_key_prefix::from_deeply_exploded(*s, v);
};
auto make_key = [s] (const std::vector<data_value>& v) {
return clustering_key::from_deeply_exploded(*s, v);
};
m.partition().apply_row_tombstone(*s, make_prefix({1, 2}), tombstone(9, ttl));
BOOST_REQUIRE_EQUAL(m.partition().tombstone_for_row(*s, make_key({1, 2, 3})), row_tombstone(tombstone(9, ttl)));
m.partition().apply_row_tombstone(*s, make_prefix({1, 3}), tombstone(8, ttl));
BOOST_REQUIRE_EQUAL(m.partition().tombstone_for_row(*s, make_key({1, 2, 0})), row_tombstone(tombstone(9, ttl)));
BOOST_REQUIRE_EQUAL(m.partition().tombstone_for_row(*s, make_key({1, 3, 0})), row_tombstone(tombstone(8, ttl)));
m.partition().apply_row_tombstone(*s, make_prefix({1}), tombstone(11, ttl));
BOOST_REQUIRE_EQUAL(m.partition().tombstone_for_row(*s, make_key({1, 2, 0})), row_tombstone(tombstone(11, ttl)));
BOOST_REQUIRE_EQUAL(m.partition().tombstone_for_row(*s, make_key({1, 3, 0})), row_tombstone(tombstone(11, ttl)));
m.partition().apply_row_tombstone(*s, make_prefix({1, 4}), tombstone(6, ttl));
BOOST_REQUIRE_EQUAL(m.partition().tombstone_for_row(*s, make_key({1, 2, 0})), row_tombstone(tombstone(11, ttl)));
BOOST_REQUIRE_EQUAL(m.partition().tombstone_for_row(*s, make_key({1, 3, 0})), row_tombstone(tombstone(11, ttl)));
BOOST_REQUIRE_EQUAL(m.partition().tombstone_for_row(*s, make_key({1, 4, 0})), row_tombstone(tombstone(11, ttl)));
return make_ready_future<>();
}
SEASTAR_TEST_CASE(test_row_tombstone_updates) {
auto s = make_shared_schema({}, some_keyspace, some_column_family,
{{"p1", utf8_type}}, {{"c1", int32_type}, {"c2", int32_type}}, {{"r1", int32_type}}, {}, utf8_type);
auto key = partition_key::from_exploded(*s, {to_bytes("key1")});
auto c_key1 = clustering_key::from_deeply_exploded(*s, {1, 0});
auto c_key1_prefix = clustering_key_prefix::from_deeply_exploded(*s, {1});
auto c_key2 = clustering_key::from_deeply_exploded(*s, {2, 0});
auto c_key2_prefix = clustering_key_prefix::from_deeply_exploded(*s, {2});
auto ttl = gc_clock::now() + std::chrono::seconds(1);
mutation m(s, key);
m.partition().apply_row_tombstone(*s, c_key1_prefix, tombstone(1, ttl));
m.partition().apply_row_tombstone(*s, c_key2_prefix, tombstone(0, ttl));
BOOST_REQUIRE_EQUAL(m.partition().tombstone_for_row(*s, c_key1), row_tombstone(tombstone(1, ttl)));
BOOST_REQUIRE_EQUAL(m.partition().tombstone_for_row(*s, c_key2), row_tombstone(tombstone(0, ttl)));
m.partition().apply_row_tombstone(*s, c_key2_prefix, tombstone(1, ttl));
BOOST_REQUIRE_EQUAL(m.partition().tombstone_for_row(*s, c_key2), row_tombstone(tombstone(1, ttl)));
return make_ready_future<>();
}
collection_mutation_description make_collection_mutation(tombstone t, bytes key, atomic_cell cell)
{
collection_mutation_description m;
m.tomb = t;
m.cells.emplace_back(std::move(key), std::move(cell));
return m;
}
collection_mutation_description make_collection_mutation(tombstone t, bytes key1, atomic_cell cell1, bytes key2, atomic_cell cell2)
{
collection_mutation_description m;
m.tomb = t;
m.cells.emplace_back(std::move(key1), std::move(cell1));
m.cells.emplace_back(std::move(key2), std::move(cell2));
return m;
}
SEASTAR_TEST_CASE(test_map_mutations) {
return seastar::async([] {
tests::reader_concurrency_semaphore_wrapper semaphore;
auto my_map_type = map_type_impl::get_instance(int32_type, utf8_type, true);
auto s = make_shared_schema({}, some_keyspace, some_column_family,
{{"p1", utf8_type}}, {{"c1", int32_type}}, {}, {{"s1", my_map_type}}, utf8_type);
auto mt = make_lw_shared<replica::memtable>(s);
auto key = partition_key::from_exploded(*s, {to_bytes("key1")});
auto& column = *s->get_column_definition("s1");
auto mmut1 = make_collection_mutation({}, int32_type->decompose(101), make_collection_member(utf8_type, sstring("101")));
mutation m1(s, key);
m1.set_static_cell(column, mmut1.serialize(*my_map_type));
mt->apply(m1);
auto mmut2 = make_collection_mutation({}, int32_type->decompose(102), make_collection_member(utf8_type, sstring("102")));
mutation m2(s, key);
m2.set_static_cell(column, mmut2.serialize(*my_map_type));
mt->apply(m2);
auto mmut3 = make_collection_mutation({}, int32_type->decompose(103), make_collection_member(utf8_type, sstring("103")));
mutation m3(s, key);
m3.set_static_cell(column, mmut3.serialize(*my_map_type));
mt->apply(m3);
auto mmut2o = make_collection_mutation({}, int32_type->decompose(102), make_collection_member(utf8_type, sstring("102 override")));
mutation m2o(s, key);
m2o.set_static_cell(column, mmut2o.serialize(*my_map_type));
mt->apply(m2o);
auto p = get_partition(semaphore.make_permit(), *mt, key);
lazy_row& r = p.static_row();
auto i = r.find_cell(column.id);
BOOST_REQUIRE(i);
i->as_collection_mutation().with_deserialized(*my_map_type, [] (collection_mutation_view_description muts) {
BOOST_REQUIRE(muts.cells.size() == 3);
});
// FIXME: more strict tests
});
}
SEASTAR_TEST_CASE(test_set_mutations) {
return seastar::async([] {
tests::reader_concurrency_semaphore_wrapper semaphore;
auto my_set_type = set_type_impl::get_instance(int32_type, true);
auto s = make_shared_schema({}, some_keyspace, some_column_family,
{{"p1", utf8_type}}, {{"c1", int32_type}}, {}, {{"s1", my_set_type}}, utf8_type);
auto mt = make_lw_shared<replica::memtable>(s);
auto key = partition_key::from_exploded(*s, {to_bytes("key1")});
auto& column = *s->get_column_definition("s1");
auto mmut1 = make_collection_mutation({}, int32_type->decompose(101), make_atomic_cell());
mutation m1(s, key);
m1.set_static_cell(column, mmut1.serialize(*my_set_type));
mt->apply(m1);
auto mmut2 = make_collection_mutation({}, int32_type->decompose(102), make_atomic_cell());
mutation m2(s, key);
m2.set_static_cell(column, mmut2.serialize(*my_set_type));
mt->apply(m2);
auto mmut3 = make_collection_mutation({}, int32_type->decompose(103), make_atomic_cell());
mutation m3(s, key);
m3.set_static_cell(column, mmut3.serialize(*my_set_type));
mt->apply(m3);
auto mmut2o = make_collection_mutation({}, int32_type->decompose(102), make_atomic_cell());
mutation m2o(s, key);
m2o.set_static_cell(column, mmut2o.serialize(*my_set_type));
mt->apply(m2o);
auto p = get_partition(semaphore.make_permit(), *mt, key);
lazy_row& r = p.static_row();
auto i = r.find_cell(column.id);
BOOST_REQUIRE(i);
i->as_collection_mutation().with_deserialized(*my_set_type, [] (collection_mutation_view_description muts) {
BOOST_REQUIRE(muts.cells.size() == 3);
});
// FIXME: more strict tests
});
}
SEASTAR_TEST_CASE(test_list_mutations) {
return seastar::async([] {
tests::reader_concurrency_semaphore_wrapper semaphore;
auto my_list_type = list_type_impl::get_instance(int32_type, true);
auto s = make_shared_schema({}, some_keyspace, some_column_family,
{{"p1", utf8_type}}, {{"c1", int32_type}}, {}, {{"s1", my_list_type}}, utf8_type);
auto mt = make_lw_shared<replica::memtable>(s);
auto key = partition_key::from_exploded(*s, {to_bytes("key1")});
auto& column = *s->get_column_definition("s1");
auto make_key = [] { return timeuuid_type->decompose(utils::UUID_gen::get_time_UUID()); };
auto mmut1 = make_collection_mutation({}, make_key(), make_collection_member(int32_type, 101));
mutation m1(s, key);
m1.set_static_cell(column, mmut1.serialize(*my_list_type));
mt->apply(m1);
auto mmut2 = make_collection_mutation({}, make_key(), make_collection_member(int32_type, 102));
mutation m2(s, key);
m2.set_static_cell(column, mmut2.serialize(*my_list_type));
mt->apply(m2);
auto mmut3 = make_collection_mutation({}, make_key(), make_collection_member(int32_type, 103));
mutation m3(s, key);
m3.set_static_cell(column, mmut3.serialize(*my_list_type));
mt->apply(m3);
auto mmut2o = make_collection_mutation({}, make_key(), make_collection_member(int32_type, 102));
mutation m2o(s, key);
m2o.set_static_cell(column, mmut2o.serialize(*my_list_type));
mt->apply(m2o);
auto p = get_partition(semaphore.make_permit(), *mt, key);
lazy_row& r = p.static_row();
auto i = r.find_cell(column.id);
BOOST_REQUIRE(i);
i->as_collection_mutation().with_deserialized(*my_list_type, [] (collection_mutation_view_description muts) {
BOOST_REQUIRE(muts.cells.size() == 4);
});
// FIXME: more strict tests
});
}
SEASTAR_THREAD_TEST_CASE(test_udt_mutations) {
tests::reader_concurrency_semaphore_wrapper semaphore;
// (a int, b text, c long, d text)
auto ut = user_type_impl::get_instance("ks", to_bytes("ut"),
{to_bytes("a"), to_bytes("b"), to_bytes("c"), to_bytes("d")},
{int32_type, utf8_type, long_type, utf8_type},
true);
auto s = make_shared_schema({}, some_keyspace, some_column_family,
{{"p1", utf8_type}}, {{"c1", int32_type}}, {}, {{"s1", ut}}, utf8_type);
auto mt = make_lw_shared<replica::memtable>(s);
auto key = partition_key::from_exploded(*s, {to_bytes("key1")});
auto& column = *s->get_column_definition("s1");
// {a: 0, c: 2}
auto mut1 = make_collection_mutation({}, serialize_field_index(0), make_collection_member(int32_type, 0),
serialize_field_index(2), make_collection_member(long_type, int64_t(2)));
mutation m1(s, key);
m1.set_static_cell(column, mut1.serialize(*ut));
mt->apply(m1);
// {d: "text"}
auto mut2 = make_collection_mutation({}, serialize_field_index(3), make_collection_member(utf8_type, "text"));
mutation m2(s, key);
m2.set_static_cell(column, mut2.serialize(*ut));
mt->apply(m2);
// {c: 3}
auto mut3 = make_collection_mutation({}, serialize_field_index(2), make_collection_member(long_type, int64_t(3)));
mutation m3(s, key);
m3.set_static_cell(column, mut3.serialize(*ut));
mt->apply(m3);
auto p = get_partition(semaphore.make_permit(), *mt, key);
lazy_row& r = p.static_row();
auto i = r.find_cell(column.id);
BOOST_REQUIRE(i);
i->as_collection_mutation().with_deserialized(*ut, [&] (collection_mutation_view_description m) {
// one cell for each field that has been set. mut3 and mut1 should have been merged
BOOST_REQUIRE(m.cells.size() == 3);
BOOST_REQUIRE(std::all_of(m.cells.begin(), m.cells.end(), [] (const auto& c) { return c.second.is_live(); }));
auto cells_equal = [] (const auto& c1, const auto& c2) {
return c1.first == c2.first && c1.second.value().linearize() == c2.second.value().linearize();
};
auto cell_a = std::make_pair(serialize_field_index(0), make_collection_member(int32_type, 0));
BOOST_REQUIRE(cells_equal(m.cells[0], std::pair<bytes_view, atomic_cell_view>(cell_a.first, cell_a.second)));
auto cell_c = std::make_pair(serialize_field_index(2), make_collection_member(long_type, int64_t(3)));
BOOST_REQUIRE(cells_equal(m.cells[1], std::pair<bytes_view, atomic_cell_view>(cell_c.first, cell_c.second)));
auto cell_d = std::make_pair(serialize_field_index(3), make_collection_member(utf8_type, "text"));
BOOST_REQUIRE(cells_equal(m.cells[2], std::pair<bytes_view, atomic_cell_view>(cell_d.first, cell_d.second)));
auto mm = m.materialize(*ut);
BOOST_REQUIRE(mm.cells.size() == 3);
BOOST_REQUIRE(cells_equal(mm.cells[0], cell_a));
BOOST_REQUIRE(cells_equal(mm.cells[1], cell_c));
BOOST_REQUIRE(cells_equal(mm.cells[2], cell_d));
});
}
// Verify that serializing and unserializing a large collection doesn't
// trigger any large allocations.
// We create a 8MB collection, composed of key/value pairs of varying
// size, apply it to a memtable and verify that during usual memtable
// operations like merging two collections and compaction query results
// there are no allocations larger than our usual 128KB buffer size.
SEASTAR_THREAD_TEST_CASE(test_large_collection_allocation) {
tests::reader_concurrency_semaphore_wrapper semaphore;
const auto key_type = int32_type;
const auto value_type = utf8_type;
const auto collection_type = map_type_impl::get_instance(key_type, value_type, true);
auto schema = schema_builder("test", "test_large_collection_allocation")
.with_column("pk", int32_type, column_kind::partition_key)
.with_column("v", collection_type)
.build();
const std::array sizes_kb{size_t(1), size_t(10), size_t(64)};
auto mt = make_lw_shared<replica::memtable>(schema);
auto make_mutation_with_collection = [&schema, &semaphore, collection_type] (partition_key pk, collection_mutation_description cmd) {
const auto& cdef = schema->column_at(column_kind::regular_column, 0);
mutation mut(schema, pk);
row r;
r.apply(cdef, atomic_cell_or_collection(cmd.serialize(*collection_type)));
mut.apply(mutation_fragment(*schema, semaphore.make_permit(), clustering_row(clustering_key_prefix::make_empty(), {}, {}, std::move(r))));
return mut;
};
for (size_t i = 0; i != sizes_kb.size(); ++i) {
const auto pk = partition_key::from_single_value(*schema, int32_type->decompose(int(i)));
const auto blob_size = sizes_kb[i] * 1024;
const bytes blob(blob_size, 'a');
const auto stats_before = memory::stats();
const memory::scoped_large_allocation_warning_threshold _{128 * 1024 + 1};
const api::timestamp_type ts1 = 1;
const api::timestamp_type ts2 = 2;
collection_mutation_description cmd1;
collection_mutation_description cmd2;
for (size_t j = 0; j < size_t(8 * 1024 * 1024) / blob_size; ++j) { // we want no more than 8MB total size
cmd1.cells.emplace_back(int32_type->decompose(int(j)), atomic_cell::make_live(*value_type, ts1, blob, atomic_cell::collection_member::yes));
cmd2.cells.emplace_back(int32_type->decompose(int(j)), atomic_cell::make_live(*value_type, ts2, blob, atomic_cell::collection_member::yes));
}
mt->apply(make_mutation_with_collection(pk, std::move(cmd1)));
mt->apply(make_mutation_with_collection(pk, std::move(cmd2))); // this should trigger a merge of the two collections
auto rd = mt->make_flat_reader(schema, semaphore.make_permit());
auto close_rd = deferred_close(rd);
auto res_mut_opt = read_mutation_from_flat_mutation_reader(rd).get0();
BOOST_REQUIRE(res_mut_opt);
res_mut_opt->partition().compact_for_query(*schema, res_mut_opt->decorated_key(), gc_clock::now(), {query::full_clustering_range}, true, false,
std::numeric_limits<uint32_t>::max());
const auto stats_after = memory::stats();
BOOST_REQUIRE_EQUAL(stats_before.large_allocations(), stats_after.large_allocations());
}
}
SEASTAR_THREAD_TEST_CASE(test_large_collection_serialization_exception_safety) {
#ifndef SEASTAR_ENABLE_ALLOC_FAILURE_INJECTION
std::cout << "Test case " << get_name() << " will not run because SEASTAR_ENABLE_ALLOC_FAILURE_INJECTION is not defined." << std::endl;
return;
#endif
const auto key_type = int32_type;
const auto value_type = utf8_type;
const auto collection_type = map_type_impl::get_instance(key_type, value_type, true);
const auto blob_size = 1024;
const bytes blob(blob_size, 'a');
const api::timestamp_type ts = 1;
collection_mutation_description cmd;
for (size_t i = 0; i != 256; ++i) {
cmd.cells.emplace_back(int32_type->decompose(int(i)), atomic_cell::make_live(*value_type, ts, blob, atomic_cell::collection_member::yes));
}
// We need an undisturbed run first to create all thread_local variables.
cmd.serialize(*collection_type);
memory::with_allocation_failures([&] {
cmd.serialize(*collection_type);
});
}
SEASTAR_TEST_CASE(test_multiple_memtables_one_partition) {
return sstables::test_env::do_with_async([] (sstables::test_env& env) {
auto s = make_shared_schema({}, some_keyspace, some_column_family,
{{"p1", utf8_type}}, {{"c1", int32_type}}, {{"r1", int32_type}}, {}, utf8_type);
auto cf_stats = make_lw_shared<replica::cf_stats>();
replica::column_family::config cfg = env.make_table_config();
cfg.enable_disk_reads = false;
cfg.enable_disk_writes = false;
cfg.enable_incremental_backups = false;
cfg.cf_stats = &*cf_stats;
with_column_family(s, cfg, env.manager(), [s, &env] (replica::column_family& cf) -> future<> {
const column_definition& r1_col = *s->get_column_definition("r1");
auto key = partition_key::from_exploded(*s, {to_bytes("key1")});
auto insert_row = [&] (int32_t c1, int32_t r1) {
auto c_key = clustering_key::from_exploded(*s, {int32_type->decompose(c1)});
mutation m(s, key);
m.set_clustered_cell(c_key, r1_col, make_atomic_cell(int32_type, r1));
cf.apply(std::move(m));
return cf.flush();
};
co_await insert_row(1001, 2001);
co_await insert_row(1002, 2002);
co_await insert_row(1003, 2003);
{
auto verify_row = [&] (int32_t c1, int32_t r1) -> future<> {
auto c_key = clustering_key::from_exploded(*s, {int32_type->decompose(c1)});
auto p_key = dht::decorate_key(*s, key);
auto r = co_await cf.find_row(cf.schema(), env.make_reader_permit(), p_key, c_key);
{
BOOST_REQUIRE(r);
auto i = r->find_cell(r1_col.id);
BOOST_REQUIRE(i);
auto cell = i->as_atomic_cell(r1_col);
BOOST_REQUIRE(cell.is_live());
BOOST_REQUIRE(int32_type->equal(cell.value().linearize(), int32_type->decompose(r1)));
}
};
co_await verify_row(1001, 2001);
co_await verify_row(1002, 2002);
co_await verify_row(1003, 2003);
}
}).get();
});
}
SEASTAR_TEST_CASE(test_flush_in_the_middle_of_a_scan) {
return sstables::test_env::do_with([] (sstables::test_env& env) {
auto s = schema_builder("ks", "cf")
.with_column("pk", bytes_type, column_kind::partition_key)
.with_column("v", bytes_type)
.build();
auto cf_stats = make_lw_shared<replica::cf_stats>();
replica::column_family::config cfg = env.make_table_config();
cfg.enable_disk_reads = true;
cfg.enable_disk_writes = true;
cfg.enable_cache = true;
cfg.enable_incremental_backups = false;
cfg.cf_stats = &*cf_stats;
return with_column_family(s, cfg, env.manager(), [&env, s](replica::column_family& cf) {
return seastar::async([&env, s, &cf] {
// populate
auto new_key = [&] {
static thread_local int next = 0;
return dht::decorate_key(*s,
partition_key::from_single_value(*s, to_bytes(format("key{:d}", next++))));
};
auto make_mutation = [&] {
mutation m(s, new_key());
m.set_clustered_cell(clustering_key::make_empty(), "v", data_value(to_bytes("value")), 1);
return m;
};
std::vector<mutation> mutations;
for (int i = 0; i < 1000; ++i) {
auto m = make_mutation();
cf.apply(m);
mutations.emplace_back(std::move(m));
}
std::sort(mutations.begin(), mutations.end(), mutation_decorated_key_less_comparator());
// Flush will happen in the middle of reading for this scanner
auto assert_that_scanner1 = assert_that(cf.make_reader_v2(s, env.make_reader_permit(),
query::full_partition_range));
// Flush will happen before it is invoked
auto assert_that_scanner2 = assert_that(cf.make_reader_v2(s, env.make_reader_permit(),
query::full_partition_range));
// Flush will happen after all data was read, but before EOS was consumed
auto assert_that_scanner3 = assert_that(cf.make_reader_v2(s, env.make_reader_permit(),
query::full_partition_range));
assert_that_scanner1.produces(mutations[0]);
assert_that_scanner1.produces(mutations[1]);
for (unsigned i = 0; i < mutations.size(); ++i) {
assert_that_scanner3.produces(mutations[i]);
}
auto ms = cf.active_memtables(); // held by scanners
auto flushed = cf.flush();
while (!std::ranges::all_of(ms, std::mem_fn(&replica::memtable::is_flushed))) {
sleep(10ms).get();
}
for (unsigned i = 2; i < mutations.size(); ++i) {
assert_that_scanner1.produces(mutations[i]);
}
assert_that_scanner1.produces_end_of_stream();
for (unsigned i = 0; i < mutations.size(); ++i) {
assert_that_scanner2.produces(mutations[i]);
}
assert_that_scanner2.produces_end_of_stream();
assert_that_scanner3.produces_end_of_stream();
flushed.get();
});
}).then([cf_stats] {});
});
}
SEASTAR_TEST_CASE(test_multiple_memtables_multiple_partitions) {
return sstables::test_env::do_with_async([] (sstables::test_env& env) {
auto s = make_shared_schema({}, some_keyspace, some_column_family,
{{"p1", int32_type}}, {{"c1", int32_type}}, {{"r1", int32_type}}, {}, utf8_type);
auto cf_stats = make_lw_shared<replica::cf_stats>();
replica::column_family::config cfg = env.make_table_config();
cfg.enable_disk_reads = false;
cfg.enable_disk_writes = false;
cfg.enable_incremental_backups = false;
cfg.cf_stats = &*cf_stats;
with_column_family(s, cfg, env.manager(), [s, &env] (auto& cf) mutable {
std::map<int32_t, std::map<int32_t, int32_t>> shadow, result;
const column_definition& r1_col = *s->get_column_definition("r1");
api::timestamp_type ts = 0;
auto insert_row = [&] (int32_t p1, int32_t c1, int32_t r1) {
auto key = partition_key::from_exploded(*s, {int32_type->decompose(p1)});
auto c_key = clustering_key::from_exploded(*s, {int32_type->decompose(c1)});
mutation m(s, key);
m.set_clustered_cell(c_key, r1_col, atomic_cell::make_live(*int32_type, ts++, int32_type->decompose(r1)));
cf.apply(std::move(m));
shadow[p1][c1] = r1;
};
std::minstd_rand random_engine;
std::normal_distribution<> pk_distribution(0, 10);
std::normal_distribution<> ck_distribution(0, 5);
std::normal_distribution<> r_distribution(0, 100);
for (unsigned i = 0; i < 10; ++i) {
for (unsigned j = 0; j < 100; ++j) {
insert_row(pk_distribution(random_engine), ck_distribution(random_engine), r_distribution(random_engine));
}
// In the background, cf.stop() will wait for this.
(void)cf.flush();
}
return do_with(std::move(result), [&cf, s, &env, &r1_col, shadow] (auto& result) {
return cf.for_all_partitions_slow(s, env.make_reader_permit(), [&, s] (const dht::decorated_key& pk, const mutation_partition& mp) {
auto p1 = value_cast<int32_t>(int32_type->deserialize(pk._key.explode(*s)[0]));
for (const rows_entry& re : mp.range(*s, nonwrapping_range<clustering_key_prefix>())) {
auto c1 = value_cast<int32_t>(int32_type->deserialize(re.key().explode(*s)[0]));
auto cell = re.row().cells().find_cell(r1_col.id);
if (cell) {
result[p1][c1] = value_cast<int32_t>(int32_type->deserialize(cell->as_atomic_cell(r1_col).value().linearize()));
}
}
return true;
}).then([&result, shadow] (bool ok) {
BOOST_REQUIRE(shadow == result);
});
});
}).then([cf_stats] {}).get();
});
}
SEASTAR_TEST_CASE(test_cell_ordering) {
auto now = gc_clock::now();
auto ttl_1 = gc_clock::duration(1);
auto ttl_2 = gc_clock::duration(2);
auto expiry_1 = now + ttl_1;
auto expiry_2 = now + ttl_2;
auto assert_order = [] (atomic_cell_view first, atomic_cell_view second) {
testlog.trace("Expected {} < {}", first, second);
BOOST_REQUIRE(compare_atomic_cell_for_merge(first, second) < 0);
testlog.trace("Expected {} > {}", second, first);
BOOST_REQUIRE(compare_atomic_cell_for_merge(second, first) > 0);
};
auto assert_equal = [] (atomic_cell_view c1, atomic_cell_view c2) {
testlog.trace("Expected {} == {}", c1, c2);
BOOST_REQUIRE(compare_atomic_cell_for_merge(c1, c2) == 0);
BOOST_REQUIRE(compare_atomic_cell_for_merge(c2, c1) == 0);
};
testlog.debug("Live cells with same value are equal");
assert_equal(
atomic_cell::make_live(*bytes_type, 0, bytes("value")),
atomic_cell::make_live(*bytes_type, 0, bytes("value")));
testlog.debug("Non-expiring live cells are ordered before expiring cells");
assert_order(
atomic_cell::make_live(*bytes_type, 1, bytes("value")),
atomic_cell::make_live(*bytes_type, 1, bytes("value"), expiry_1, ttl_1));
testlog.debug("Non-expiring live cells are ordered before expiring cells, regardless of their value");
assert_order(
atomic_cell::make_live(*bytes_type, 1, bytes("value2")),
atomic_cell::make_live(*bytes_type, 1, bytes("value1"), expiry_1, ttl_1));
testlog.debug("Dead cells with same expiry are equal");
assert_equal(
atomic_cell::make_dead(1, expiry_1),
atomic_cell::make_dead(1, expiry_1));
testlog.debug("Non-expiring live cells are ordered before expiring cells, with empty value");
assert_order(
atomic_cell::make_live(*bytes_type, 1, bytes()),
atomic_cell::make_live(*bytes_type, 1, bytes(), expiry_2, ttl_2));
// Origin doesn't compare ttl (is it wise?)
// But we do. See https://github.com/scylladb/scylla/issues/10156
// and https://github.com/scylladb/scylla/issues/10173
testlog.debug("Expiring cells with higher ttl are ordered before expiring cells with smaller ttl and same expiry time");
assert_order(
atomic_cell::make_live(*bytes_type, 1, bytes("value"), expiry_1, ttl_2),
atomic_cell::make_live(*bytes_type, 1, bytes("value"), expiry_1, ttl_1));
testlog.debug("Cells are ordered by value if all else is equal");
assert_order(
atomic_cell::make_live(*bytes_type, 0, bytes("value1")),
atomic_cell::make_live(*bytes_type, 0, bytes("value2")));
testlog.debug("Cells are ordered by value in lexicographical order if all else is equal");
assert_order(
atomic_cell::make_live(*bytes_type, 0, bytes("value12")),
atomic_cell::make_live(*bytes_type, 0, bytes("value2")));
testlog.debug("Live cells are ordered first by timestamp...");
assert_order(
atomic_cell::make_live(*bytes_type, 0, bytes("value2")),
atomic_cell::make_live(*bytes_type, 1, bytes("value1")));
testlog.debug("...then by expiry");
assert_order(
atomic_cell::make_live(*bytes_type, 1, bytes(), expiry_1, ttl_1),
atomic_cell::make_live(*bytes_type, 1, bytes(), expiry_2, ttl_1));
testlog.debug("...then by ttl (in reverse)");
assert_order(
atomic_cell::make_live(*bytes_type, 1, bytes(), expiry_1, ttl_2),
atomic_cell::make_live(*bytes_type, 1, bytes(), expiry_1, ttl_1));
testlog.debug("...then by value");
assert_order(
atomic_cell::make_live(*bytes_type, 1, bytes("value1"), expiry_1, ttl_1),
atomic_cell::make_live(*bytes_type, 1, bytes("value2"), expiry_1, ttl_1));
testlog.debug("Dead wins");
assert_order(
atomic_cell::make_live(*bytes_type, 1, bytes("value")),
atomic_cell::make_dead(1, expiry_1));
testlog.debug("Dead wins with expiring cell");
assert_order(
atomic_cell::make_live(*bytes_type, 1, bytes("value"), expiry_2, ttl_2),
atomic_cell::make_dead(1, expiry_1));
testlog.debug("Deleted cells are ordered first by timestamp...");
assert_order(
atomic_cell::make_dead(1, expiry_2),
atomic_cell::make_dead(2, expiry_1));
testlog.debug("...then by expiry");
assert_order(
atomic_cell::make_dead(1, expiry_1),
atomic_cell::make_dead(1, expiry_2));
return make_ready_future<>();
}
static query::partition_slice make_full_slice(const schema& s) {
return partition_slice_builder(s).build();
}
SEASTAR_TEST_CASE(test_querying_of_mutation) {
return seastar::async([] {
auto s = schema_builder("ks", "cf")
.with_column("pk", bytes_type, column_kind::partition_key)
.with_column("v", bytes_type, column_kind::regular_column)
.build();
auto resultify = [s] (const mutation& m) -> query::result_set {
auto slice = make_full_slice(*s);
return query::result_set::from_raw_result(s, slice, query_mutation(mutation(m), slice));
};
mutation m(s, partition_key::from_single_value(*s, "key1"));
m.set_clustered_cell(clustering_key::make_empty(), "v", data_value(bytes("v1")), 1);
assert_that(resultify(m))
.has_only(a_row()
.with_column("pk", data_value(bytes("key1")))
.with_column("v", data_value(bytes("v1"))));
m.partition().apply(tombstone(2, gc_clock::now()));
assert_that(resultify(m)).is_empty();
});
}
SEASTAR_TEST_CASE(test_partition_with_no_live_data_is_absent_in_data_query_results) {
return seastar::async([] {
auto s = schema_builder("ks", "cf")
.with_column("pk", bytes_type, column_kind::partition_key)
.with_column("sc1", bytes_type, column_kind::static_column)
.with_column("ck", bytes_type, column_kind::clustering_key)
.with_column("v", bytes_type, column_kind::regular_column)
.build();
mutation m(s, partition_key::from_single_value(*s, "key1"));
m.partition().apply(tombstone(1, gc_clock::now()));
m.partition().static_row().apply(*s->get_column_definition("sc1"),
atomic_cell::make_dead(2, gc_clock::now()));
m.set_clustered_cell(clustering_key::from_single_value(*s, bytes_type->decompose(data_value(bytes("A")))),
*s->get_column_definition("v"), atomic_cell::make_dead(2, gc_clock::now()));
auto slice = make_full_slice(*s);
assert_that(query::result_set::from_raw_result(s, slice, query_mutation(mutation(m), slice)))
.is_empty();
});
}
SEASTAR_TEST_CASE(test_partition_with_live_data_in_static_row_is_present_in_the_results_even_if_static_row_was_not_queried) {
return seastar::async([] {
auto s = schema_builder("ks", "cf")
.with_column("pk", bytes_type, column_kind::partition_key)
.with_column("sc1", bytes_type, column_kind::static_column)
.with_column("ck", bytes_type, column_kind::clustering_key)
.with_column("v", bytes_type, column_kind::regular_column)
.build();
mutation m(s, partition_key::from_single_value(*s, "key1"));
m.partition().static_row().apply(*s->get_column_definition("sc1"),
atomic_cell::make_live(*bytes_type, 2, bytes_type->decompose(data_value(bytes("sc1:value")))));
auto slice = partition_slice_builder(*s)
.with_no_static_columns()
.with_regular_column("v")
.build();
assert_that(query::result_set::from_raw_result(s, slice,
query_mutation(mutation(m), slice)))
.has_only(a_row()
.with_column("pk", data_value(bytes("key1")))
.with_column("v", data_value::make_null(bytes_type)));
});
}
SEASTAR_TEST_CASE(test_query_result_with_one_regular_column_missing) {
return seastar::async([] {
auto s = schema_builder("ks", "cf")
.with_column("pk", bytes_type, column_kind::partition_key)
.with_column("ck", bytes_type, column_kind::clustering_key)
.with_column("v1", bytes_type, column_kind::regular_column)
.with_column("v2", bytes_type, column_kind::regular_column)
.build();
mutation m(s, partition_key::from_single_value(*s, "key1"));
m.set_clustered_cell(clustering_key::from_single_value(*s, bytes("ck:A")),
*s->get_column_definition("v1"),
atomic_cell::make_live(*bytes_type, 2, bytes_type->decompose(data_value(bytes("v1:value")))));
auto slice = partition_slice_builder(*s).build();
assert_that(query::result_set::from_raw_result(s, slice,
query_mutation(mutation(m), slice)))
.has_only(a_row()
.with_column("pk", data_value(bytes("key1")))
.with_column("ck", data_value(bytes("ck:A")))
.with_column("v1", data_value(bytes("v1:value")))
.with_column("v2", data_value::make_null(bytes_type)));
});
}
SEASTAR_TEST_CASE(test_row_counting) {
return seastar::async([] {
auto s = schema_builder("ks", "cf")
.with_column("pk", bytes_type, column_kind::partition_key)
.with_column("sc1", bytes_type, column_kind::static_column)
.with_column("ck", bytes_type, column_kind::clustering_key)
.with_column("v", bytes_type, column_kind::regular_column)
.build();
auto col_v = *s->get_column_definition("v");
mutation m(s, partition_key::from_single_value(*s, "key1"));
BOOST_REQUIRE_EQUAL(0, m.live_row_count());
auto ckey1 = clustering_key::from_single_value(*s, bytes_type->decompose(data_value(bytes("A"))));
auto ckey2 = clustering_key::from_single_value(*s, bytes_type->decompose(data_value(bytes("B"))));
m.set_clustered_cell(ckey1, col_v, atomic_cell::make_live(*bytes_type, 2, bytes_type->decompose(data_value(bytes("v:value")))));
BOOST_REQUIRE_EQUAL(1, m.live_row_count());
m.partition().static_row().apply(*s->get_column_definition("sc1"),
atomic_cell::make_live(*bytes_type, 2, bytes_type->decompose(data_value(bytes("sc1:value")))));
BOOST_REQUIRE_EQUAL(1, m.live_row_count());
m.set_clustered_cell(ckey1, col_v, atomic_cell::make_dead(2, gc_clock::now()));
BOOST_REQUIRE_EQUAL(1, m.live_row_count());
m.partition().static_row().apply(*s->get_column_definition("sc1"),
atomic_cell::make_dead(2, gc_clock::now()));
BOOST_REQUIRE_EQUAL(0, m.live_row_count());
m.partition().clustered_row(*s, ckey1).apply(row_marker(api::timestamp_type(3)));
BOOST_REQUIRE_EQUAL(1, m.live_row_count());
m.partition().apply(tombstone(3, gc_clock::now()));
BOOST_REQUIRE_EQUAL(0, m.live_row_count());
m.set_clustered_cell(ckey1, col_v, atomic_cell::make_live(*bytes_type, 4, bytes_type->decompose(data_value(bytes("v:value")))));
m.set_clustered_cell(ckey2, col_v, atomic_cell::make_live(*bytes_type, 4, bytes_type->decompose(data_value(bytes("v:value")))));
BOOST_REQUIRE_EQUAL(2, m.live_row_count());
});
}
SEASTAR_TEST_CASE(test_tombstone_apply) {
auto s = schema_builder("ks", "cf")
.with_column("pk", bytes_type, column_kind::partition_key)
.with_column("v", bytes_type, column_kind::regular_column)
.build();
auto pkey = partition_key::from_single_value(*s, "key1");
mutation m1(s, pkey);
BOOST_REQUIRE_EQUAL(m1.partition().partition_tombstone(), tombstone());
mutation m2(s, pkey);
auto tomb = tombstone(api::new_timestamp(), gc_clock::now());
m2.partition().apply(tomb);
BOOST_REQUIRE_EQUAL(m2.partition().partition_tombstone(), tomb);
m1.apply(m2);
BOOST_REQUIRE_EQUAL(m1.partition().partition_tombstone(), tomb);
return make_ready_future<>();
}
SEASTAR_TEST_CASE(test_marker_apply) {
auto s = schema_builder("ks", "cf")
.with_column("pk", bytes_type, column_kind::partition_key)
.with_column("ck", bytes_type, column_kind::clustering_key)
.with_column("v", bytes_type, column_kind::regular_column)
.build();
auto pkey = partition_key::from_single_value(*s, "pk1");
auto ckey = clustering_key::from_single_value(*s, "ck1");
auto mutation_with_marker = [&] (row_marker rm) {
mutation m(s, pkey);
m.partition().clustered_row(*s, ckey).marker() = rm;
return m;
};
{
mutation m(s, pkey);
auto marker = row_marker(api::new_timestamp());
auto mm = mutation_with_marker(marker);
m.apply(mm);
BOOST_REQUIRE_EQUAL(m.partition().clustered_row(*s, ckey).marker(), marker);
}
{
mutation m(s, pkey);
auto marker = row_marker(api::new_timestamp(), std::chrono::seconds(1), gc_clock::now());
m.apply(mutation_with_marker(marker));
BOOST_REQUIRE_EQUAL(m.partition().clustered_row(*s, ckey).marker(), marker);
}
return make_ready_future<>();
}