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scylladb/tests/database_test.cc
Rafael Ávila de Espíndola bd560e5520 types: Fix dynamic types of some data_value objects 
I found these mismatched types while converting some member functions
to standalone functions, since they have to use the public API that
has more type checks.

Signed-off-by: Rafael Ávila de Espíndola <espindola@scylladb.com>
Message-Id: <20191120181213.111758-4-espindola@scylladb.com>
2019-11-21 12:08:46 +02:00

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/*
* Copyright (C) 2016 ScyllaDB
*/
/*
* This file is part of Scylla.
*
* Scylla is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Scylla is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Scylla. If not, see <http://www.gnu.org/licenses/>.
*/
#include <seastar/core/reactor.hh>
#include <seastar/core/thread.hh>
#include <seastar/testing/test_case.hh>
#include <seastar/testing/thread_test_case.hh>
#include "tests/cql_test_env.hh"
#include "tests/result_set_assertions.hh"
#include "database.hh"
#include "partition_slice_builder.hh"
#include "frozen_mutation.hh"
#include "mutation_source_test.hh"
#include "schema_registry.hh"
#include "service/migration_manager.hh"
#include "sstables/sstables.hh"
#include "db/config.hh"
#include "db/commitlog/commitlog_replayer.hh"
#include "tmpdir.hh"
#include "db/data_listeners.hh"
using namespace std::chrono_literals;
SEASTAR_TEST_CASE(test_safety_after_truncate) {
auto cfg = make_shared<db::config>();
cfg->auto_snapshot.set(false);
return do_with_cql_env_thread([](cql_test_env& e) {
e.execute_cql("create table ks.cf (k text, v int, primary key (k));").get();
auto& db = e.local_db();
auto s = db.find_schema("ks", "cf");
dht::partition_range_vector pranges;
for (uint32_t i = 1; i <= 1000; ++i) {
auto pkey = partition_key::from_single_value(*s, to_bytes(sprint("key%d", i)));
mutation m(s, pkey);
m.set_clustered_cell(clustering_key_prefix::make_empty(), "v", int32_t(42), {});
pranges.emplace_back(dht::partition_range::make_singular(dht::global_partitioner().decorate_key(*s, std::move(pkey))));
db.apply(s, freeze(m)).get();
}
auto assert_query_result = [&] (size_t expected_size) {
auto max_size = std::numeric_limits<size_t>::max();
auto cmd = query::read_command(s->id(), s->version(), partition_slice_builder(*s).build(), 1000);
auto result = db.query(s, cmd, query::result_options::only_result(), pranges, nullptr, max_size).get0();
assert_that(query::result_set::from_raw_result(s, cmd.slice, *result)).has_size(expected_size);
};
assert_query_result(1000);
db.truncate("ks", "cf", [] { return make_ready_future<db_clock::time_point>(db_clock::now()); }).get();
assert_query_result(0);
auto cl = db.commitlog();
auto rp = db::commitlog_replayer::create_replayer(e.db()).get0();
auto paths = cl->list_existing_segments().get0();
rp.recover(paths, db::commitlog::descriptor::FILENAME_PREFIX).get();
assert_query_result(0);
return make_ready_future<>();
}, cfg);
}
SEASTAR_TEST_CASE(test_querying_with_limits) {
return do_with_cql_env([](cql_test_env& e) {
return seastar::async([&] {
e.execute_cql("create table ks.cf (k text, v int, primary key (k));").get();
auto& db = e.local_db();
auto s = db.find_schema("ks", "cf");
dht::partition_range_vector pranges;
for (uint32_t i = 1; i <= 3; ++i) {
auto pkey = partition_key::from_single_value(*s, to_bytes(format("key{:d}", i)));
mutation m(s, pkey);
m.partition().apply(tombstone(api::timestamp_type(1), gc_clock::now()));
db.apply(s, freeze(m)).get();
}
for (uint32_t i = 3; i <= 8; ++i) {
auto pkey = partition_key::from_single_value(*s, to_bytes(format("key{:d}", i)));
mutation m(s, pkey);
m.set_clustered_cell(clustering_key_prefix::make_empty(), "v", int32_t(42), 1);
db.apply(s, freeze(m)).get();
pranges.emplace_back(dht::partition_range::make_singular(dht::global_partitioner().decorate_key(*s, std::move(pkey))));
}
auto max_size = std::numeric_limits<size_t>::max();
{
auto cmd = query::read_command(s->id(), s->version(), partition_slice_builder(*s).build(), 3);
auto result = db.query(s, cmd, query::result_options::only_result(), pranges, nullptr, max_size).get0();
assert_that(query::result_set::from_raw_result(s, cmd.slice, *result)).has_size(3);
}
{
auto cmd = query::read_command(s->id(), s->version(), partition_slice_builder(*s).build(),
query::max_rows, gc_clock::now(), std::nullopt, 5);
auto result = db.query(s, cmd, query::result_options::only_result(), pranges, nullptr, max_size).get0();
assert_that(query::result_set::from_raw_result(s, cmd.slice, *result)).has_size(5);
}
{
auto cmd = query::read_command(s->id(), s->version(), partition_slice_builder(*s).build(),
query::max_rows, gc_clock::now(), std::nullopt, 3);
auto result = db.query(s, cmd, query::result_options::only_result(), pranges, nullptr, max_size).get0();
assert_that(query::result_set::from_raw_result(s, cmd.slice, *result)).has_size(3);
}
});
});
}
SEASTAR_THREAD_TEST_CASE(test_database_with_data_in_sstables_is_a_mutation_source) {
do_with_cql_env([] (cql_test_env& e) {
run_mutation_source_tests([&] (schema_ptr s, const std::vector<mutation>& partitions) -> mutation_source {
try {
e.local_db().find_column_family(s->ks_name(), s->cf_name());
service::get_local_migration_manager().announce_column_family_drop(s->ks_name(), s->cf_name(), true).get();
} catch (const no_such_column_family&) {
// expected
}
service::get_local_migration_manager().announce_new_column_family(s, true).get();
column_family& cf = e.local_db().find_column_family(s);
for (auto&& m : partitions) {
e.local_db().apply(cf.schema(), freeze(m)).get();
}
cf.flush().get();
cf.get_row_cache().invalidate([] {}).get();
return mutation_source([&] (schema_ptr s,
const dht::partition_range& range,
const query::partition_slice& slice,
const io_priority_class& pc,
tracing::trace_state_ptr trace_state,
streamed_mutation::forwarding fwd,
mutation_reader::forwarding fwd_mr) {
return cf.make_reader(s, range, slice, pc, std::move(trace_state), fwd, fwd_mr);
});
});
return make_ready_future<>();
}).get();
}
SEASTAR_THREAD_TEST_CASE(test_distributed_loader_with_incomplete_sstables) {
using sst = sstables::sstable;
tmpdir data_dir;
auto db_cfg_ptr = make_shared<db::config>();
auto& db_cfg = *db_cfg_ptr;
db_cfg.data_file_directories({data_dir.path().string()}, db::config::config_source::CommandLine);
// Create incomplete sstables in test data directory
sstring ks = "system";
sstring cf = "local-7ad54392bcdd35a684174e047860b377";
sstring sst_dir = (data_dir.path() / std::string_view(ks) / std::string_view(cf)).string();
auto require_exist = [] (const sstring& name, bool should_exist) {
auto exists = file_exists(name).get0();
BOOST_REQUIRE(exists == should_exist);
};
auto touch_dir = [&require_exist] (const sstring& dir_name) {
recursive_touch_directory(dir_name).get();
require_exist(dir_name, true);
};
auto touch_file = [&require_exist] (const sstring& file_name) {
auto f = open_file_dma(file_name, open_flags::create).get0();
f.close().get();
require_exist(file_name, true);
};
auto temp_sst_dir = sst::temp_sst_dir(sst_dir, 2);
touch_dir(temp_sst_dir);
temp_sst_dir = sst::temp_sst_dir(sst_dir, 3);
touch_dir(temp_sst_dir);
auto temp_file_name = sst::filename(temp_sst_dir, ks, cf, sst::version_types::mc, 3, sst::format_types::big, component_type::TemporaryTOC);
touch_file(temp_file_name);
temp_file_name = sst::filename(sst_dir, ks, cf, sst::version_types::mc, 4, sst::format_types::big, component_type::TemporaryTOC);
touch_file(temp_file_name);
temp_file_name = sst::filename(sst_dir, ks, cf, sst::version_types::mc, 4, sst::format_types::big, component_type::Data);
touch_file(temp_file_name);
do_with_cql_env([&sst_dir, &ks, &cf, &require_exist] (cql_test_env& e) {
require_exist(sst::temp_sst_dir(sst_dir, 2), false);
require_exist(sst::temp_sst_dir(sst_dir, 3), false);
require_exist(sst::filename(sst_dir, ks, cf, sst::version_types::mc, 4, sst::format_types::big, component_type::TemporaryTOC), false);
require_exist(sst::filename(sst_dir, ks, cf, sst::version_types::mc, 4, sst::format_types::big, component_type::Data), false);
return make_ready_future<>();
}, db_cfg_ptr).get();
}
SEASTAR_THREAD_TEST_CASE(test_distributed_loader_with_pending_delete) {
using sst = sstables::sstable;
tmpdir data_dir;
auto db_cfg_ptr = make_shared<db::config>();
auto& db_cfg = *db_cfg_ptr;
db_cfg.data_file_directories({data_dir.path().string()}, db::config::config_source::CommandLine);
// Create incomplete sstables in test data directory
sstring ks = "system";
sstring cf = "local-7ad54392bcdd35a684174e047860b377";
sstring sst_dir = (data_dir.path() / std::string_view(ks) / std::string_view(cf)).string();
sstring pending_delete_dir = sst_dir + "/" + sst::pending_delete_dir_basename();
auto require_exist = [] (const sstring& name, bool should_exist) {
auto exists = file_exists(name).get0();
if (should_exist) {
BOOST_REQUIRE(exists);
} else {
BOOST_REQUIRE(!exists);
}
};
auto touch_dir = [&require_exist] (const sstring& dir_name) {
recursive_touch_directory(dir_name).get();
require_exist(dir_name, true);
};
auto touch_file = [&require_exist] (const sstring& file_name) {
auto f = open_file_dma(file_name, open_flags::create).get0();
f.close().get();
require_exist(file_name, true);
};
auto write_file = [&require_exist] (const sstring& file_name, const sstring& text) {
auto f = open_file_dma(file_name, open_flags::wo | open_flags::create | open_flags::truncate).get0();
auto os = make_file_output_stream(f, file_output_stream_options{});
os.write(text).get();
os.flush().get();
os.close().get();
require_exist(file_name, true);
};
auto component_basename = [&ks, &cf] (int64_t gen, component_type ctype) {
return sst::component_basename(ks, cf, sst::version_types::mc, gen, sst::format_types::big, ctype);
};
auto gen_filename = [&sst_dir, &ks, &cf] (int64_t gen, component_type ctype) {
return sst::filename(sst_dir, ks, cf, sst::version_types::mc, gen, sst::format_types::big, ctype);
};
touch_dir(pending_delete_dir);
// Empty log file
touch_file(pending_delete_dir + "/sstables-0-0.log");
// Empty temporary log file
touch_file(pending_delete_dir + "/sstables-1-1.log.tmp");
const sstring toc_text = "TOC.txt\nData.db\n";
// Regular log file with single entry
write_file(gen_filename(2, component_type::TOC), toc_text);
touch_file(gen_filename(2, component_type::Data));
write_file(pending_delete_dir + "/sstables-2-2.log",
component_basename(2, component_type::TOC) + "\n");
// Temporary log file with single entry
write_file(pending_delete_dir + "/sstables-3-3.log.tmp",
component_basename(3, component_type::TOC) + "\n");
// Regular log file with multiple entries
write_file(gen_filename(4, component_type::TOC), toc_text);
touch_file(gen_filename(4, component_type::Data));
write_file(gen_filename(5, component_type::TOC), toc_text);
touch_file(gen_filename(5, component_type::Data));
write_file(pending_delete_dir + "/sstables-4-5.log",
component_basename(4, component_type::TOC) + "\n" +
component_basename(5, component_type::TOC) + "\n");
// Regular log file with multiple entries and some deleted sstables
write_file(gen_filename(6, component_type::TemporaryTOC), toc_text);
touch_file(gen_filename(6, component_type::Data));
write_file(gen_filename(7, component_type::TemporaryTOC), toc_text);
write_file(pending_delete_dir + "/sstables-6-8.log",
component_basename(6, component_type::TOC) + "\n" +
component_basename(7, component_type::TOC) + "\n" +
component_basename(8, component_type::TOC) + "\n");
do_with_cql_env([&] (cql_test_env& e) {
// Empty log file
require_exist(pending_delete_dir + "/sstables-0-0.log", false);
// Empty temporary log file
require_exist(pending_delete_dir + "/sstables-1-1.log.tmp", false);
// Regular log file with single entry
require_exist(gen_filename(2, component_type::TOC), false);
require_exist(gen_filename(2, component_type::Data), false);
require_exist(pending_delete_dir + "/sstables-2-2.log", false);
// Temporary log file with single entry
require_exist(pending_delete_dir + "/sstables-3-3.log.tmp", false);
// Regular log file with multiple entries
require_exist(gen_filename(4, component_type::TOC), false);
require_exist(gen_filename(4, component_type::Data), false);
require_exist(gen_filename(5, component_type::TOC), false);
require_exist(gen_filename(5, component_type::Data), false);
require_exist(pending_delete_dir + "/sstables-4-5.log", false);
// Regular log file with multiple entries and some deleted sstables
require_exist(gen_filename(6, component_type::TemporaryTOC), false);
require_exist(gen_filename(6, component_type::Data), false);
require_exist(gen_filename(7, component_type::TemporaryTOC), false);
require_exist(pending_delete_dir + "/sstables-6-8.log", false);
return make_ready_future<>();
}, db_cfg_ptr).get();
}
// Snapshot tests and their helpers
future<> do_with_some_data(std::function<future<> (cql_test_env& env)> func) {
return seastar::async([func = std::move(func)] () mutable {
auto db_cfg_ptr = make_shared<db::config>();
db_cfg_ptr->data_file_directories(std::vector<sstring>({ tmpdir().path().string() }));
do_with_cql_env_thread([func = std::move(func)] (cql_test_env& e) {
e.create_table([](sstring ks_name) {
return schema({}, ks_name, "cf",
{{"p1", utf8_type}},
{{"c1", int32_type}, {"c2", int32_type}},
{{"r1", int32_type}},
{},
utf8_type);
}).get();
e.execute_cql("insert into cf (p1, c1, c2, r1) values ('key1', 1, 2, 3);").get();
e.execute_cql("insert into cf (p1, c1, c2, r1) values ('key1', 2, 2, 3);").get();
e.execute_cql("insert into cf (p1, c1, c2, r1) values ('key1', 3, 2, 3);").get();
return func(e);
}, db_cfg_ptr).get();
});
}
future<> take_snapshot(cql_test_env& e) {
return e.db().invoke_on_all([] (database& db) {
auto& cf = db.find_column_family("ks", "cf");
return cf.snapshot("test");
});
}
SEASTAR_TEST_CASE(snapshot_works) {
return do_with_some_data([] (cql_test_env& e) {
take_snapshot(e).get();
std::set<sstring> expected = {
"manifest.json",
};
auto& cf = e.local_db().find_column_family("ks", "cf");
lister::scan_dir(fs::path(cf.dir()), { directory_entry_type::regular }, [&expected] (fs::path parent_dir, directory_entry de) {
expected.insert(de.name);
return make_ready_future<>();
}).get();
// snapshot triggered a flush and wrote the data down.
BOOST_REQUIRE_GT(expected.size(), 1);
// all files were copied and manifest was generated
lister::scan_dir((fs::path(cf.dir()) / "snapshots" / "test"), { directory_entry_type::regular }, [&expected] (fs::path parent_dir, directory_entry de) {
expected.erase(de.name);
return make_ready_future<>();
}).get();
BOOST_REQUIRE_EQUAL(expected.size(), 0);
return make_ready_future<>();
});
}
SEASTAR_TEST_CASE(snapshot_list_okay) {
return do_with_some_data([] (cql_test_env& e) {
auto& cf = e.local_db().find_column_family("ks", "cf");
take_snapshot(e).get();
auto details = cf.get_snapshot_details().get0();
BOOST_REQUIRE_EQUAL(details.size(), 1);
auto sd = details["test"];
BOOST_REQUIRE_EQUAL(sd.live, 0);
BOOST_REQUIRE_GT(sd.total, 0);
lister::scan_dir(fs::path(cf.dir()), { directory_entry_type::regular }, [] (fs::path parent_dir, directory_entry de) {
fs::remove(parent_dir / de.name);
return make_ready_future<>();
}).get();
auto sd_post_deletion = cf.get_snapshot_details().get0().at("test");
BOOST_REQUIRE_EQUAL(sd_post_deletion.total, sd_post_deletion.live);
BOOST_REQUIRE_EQUAL(sd.total, sd_post_deletion.live);
return make_ready_future<>();
});
}
SEASTAR_TEST_CASE(snapshot_list_inexistent) {
return do_with_some_data([] (cql_test_env& e) {
auto& cf = e.local_db().find_column_family("ks", "cf");
auto details = cf.get_snapshot_details().get0();
BOOST_REQUIRE_EQUAL(details.size(), 0);
return make_ready_future<>();
});
}
SEASTAR_TEST_CASE(clear_snapshot) {
return do_with_some_data([] (cql_test_env& e) {
take_snapshot(e).get();
auto& cf = e.local_db().find_column_family("ks", "cf");
unsigned count = 0;
lister::scan_dir((fs::path(cf.dir()) / "snapshots" / "test"), { directory_entry_type::regular }, [&count] (fs::path parent_dir, directory_entry de) {
count++;
return make_ready_future<>();
}).get();
BOOST_REQUIRE_GT(count, 1); // expect more than the manifest alone
e.local_db().clear_snapshot("test", {"ks"}).get();
count = 0;
BOOST_REQUIRE_EQUAL(fs::exists(fs::path(cf.dir()) / "snapshots" / "test"), false);
return make_ready_future<>();
});
}
SEASTAR_TEST_CASE(clear_nonexistent_snapshot) {
// no crashes, no exceptions
return do_with_some_data([] (cql_test_env& e) {
e.local_db().clear_snapshot("test", {"ks"}).get();
return make_ready_future<>();
});
}
// toppartitions_query caused a lw_shared_ptr to cross shards when moving results, #5104
SEASTAR_TEST_CASE(toppartitions_cross_shard_schema_ptr) {
return do_with_cql_env_thread([] (cql_test_env& e) {
e.execute_cql("CREATE TABLE ks.tab (id int PRIMARY KEY)").get();
db::toppartitions_query tq(e.db(), "ks", "tab", 1s, 100, 100);
tq.scatter().get();
auto q = e.prepare("INSERT INTO ks.tab(id) VALUES(?)").get0();
// Generate many values to ensure crossing shards
for (auto i = 0; i != 100; ++i) {
e.execute_prepared(q, {cql3::raw_value::make_value(int32_type->decompose(i))}).get();
}
// This should trigger the bug in debug mode
tq.gather().get();
});
}
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