426 lines
15 KiB
C++
426 lines
15 KiB
C++
/*
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* Copyright (C) 2017 ScyllaDB
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*/
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/*
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* This file is part of Scylla.
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*
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* Scylla is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Scylla is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Scylla. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <boost/range/adaptor/transformed.hpp>
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#include <boost/range/algorithm/copy.hpp>
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#include <boost/range/algorithm_ext/push_back.hpp>
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#include <seastar/core/thread.hh>
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#include "partition_version.hh"
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#include "partition_snapshot_row_cursor.hh"
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#include "disk-error-handler.hh"
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#include "tests/test-utils.hh"
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#include "tests/mutation_assertions.hh"
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#include "tests/mutation_reader_assertions.hh"
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#include "tests/simple_schema.hh"
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thread_local disk_error_signal_type commit_error;
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thread_local disk_error_signal_type general_disk_error;
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using namespace std::chrono_literals;
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SEASTAR_TEST_CASE(test_apply_to_incomplete) {
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return seastar::async([] {
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logalloc::region r;
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simple_schema table;
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auto&& s = *table.schema();
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auto new_mutation = [&] {
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return mutation(table.make_pkey(0), table.schema());
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};
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auto mutation_with_row = [&] (clustering_key ck) {
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auto m = new_mutation();
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table.add_row(m, ck, "v");
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return m;
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};
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// FIXME: There is no assert_that() for mutation_partition
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auto assert_equal = [&] (mutation_partition mp1, mutation_partition mp2) {
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auto key = table.make_pkey(0);
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assert_that(mutation(table.schema(), key, std::move(mp1)))
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.is_equal_to(mutation(table.schema(), key, std::move(mp2)));
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};
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auto apply = [&] (partition_entry& e, const mutation& m) {
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e.apply_to_incomplete(s, partition_entry(m.partition()), s);
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};
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auto ck1 = table.make_ckey(1);
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auto ck2 = table.make_ckey(2);
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BOOST_TEST_MESSAGE("Check that insert falling into discontinuous range is dropped");
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with_allocator(r.allocator(), [&] {
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logalloc::reclaim_lock l(r);
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auto e = partition_entry(mutation_partition::make_incomplete(s));
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auto m = new_mutation();
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table.add_row(m, ck1, "v");
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apply(e, m);
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assert_equal(e.squashed(s), mutation_partition::make_incomplete(s));
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});
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BOOST_TEST_MESSAGE("Check that continuity from latest version wins");
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with_allocator(r.allocator(), [&] {
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logalloc::reclaim_lock l(r);
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auto m1 = mutation_with_row(ck2);
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auto e = partition_entry(m1.partition());
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auto snap1 = e.read(r, table.schema());
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auto m2 = mutation_with_row(ck2);
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apply(e, m2);
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partition_version* latest = &*e.version();
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partition_version* prev = latest->next();
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for (rows_entry& row : prev->partition().clustered_rows()) {
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row.set_continuous(is_continuous::no);
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}
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auto m3 = mutation_with_row(ck1);
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apply(e, m3);
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assert_equal(e.squashed(s), (m2 + m3).partition());
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// Check that snapshot data is not stolen when its entry is applied
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auto e2 = partition_entry(mutation_partition(table.schema()));
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e2.apply_to_incomplete(s, std::move(e), s);
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assert_equal(snap1->squashed(), m1.partition());
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assert_equal(e2.squashed(s), (m2 + m3).partition());
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});
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});
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}
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SEASTAR_TEST_CASE(test_schema_upgrade_preserves_continuity) {
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return seastar::async([] {
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logalloc::region r;
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simple_schema table;
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auto new_mutation = [&] {
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return mutation(table.make_pkey(0), table.schema());
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};
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auto mutation_with_row = [&] (clustering_key ck) {
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auto m = new_mutation();
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table.add_row(m, ck, "v");
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return m;
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};
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// FIXME: There is no assert_that() for mutation_partition
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auto assert_entry_equal = [&] (schema_ptr e_schema, partition_entry& e, mutation m) {
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auto key = table.make_pkey(0);
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assert_that(mutation(e_schema, key, e.squashed(*e_schema)))
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.is_equal_to(m)
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.has_same_continuity(m);
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};
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auto apply = [&] (schema_ptr e_schema, partition_entry& e, const mutation& m) {
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e.apply_to_incomplete(*e_schema, partition_entry(m.partition()), *m.schema());
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};
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with_allocator(r.allocator(), [&] {
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logalloc::reclaim_lock l(r);
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auto m1 = mutation_with_row(table.make_ckey(1));
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m1.partition().clustered_rows().begin()->set_continuous(is_continuous::no);
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m1.partition().set_static_row_continuous(false);
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m1.partition().ensure_last_dummy(*m1.schema());
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auto e = partition_entry(m1.partition());
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auto rd1 = e.read(r, table.schema());
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auto m2 = mutation_with_row(table.make_ckey(3));
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m2.partition().ensure_last_dummy(*m2.schema());
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apply(table.schema(), e, m2);
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auto new_schema = schema_builder(table.schema()).with_column("__new_column", utf8_type).build();
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e.upgrade(table.schema(), new_schema);
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rd1 = {};
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assert_entry_equal(new_schema, e, m1 + m2);
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auto m3 = mutation_with_row(table.make_ckey(2));
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apply(new_schema, e, m3);
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auto m4 = mutation_with_row(table.make_ckey(0));
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table.add_static_row(m4, "s_val");
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apply(new_schema, e, m4);
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assert_entry_equal(new_schema, e, m1 + m2 + m3);
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});
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});
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}
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SEASTAR_TEST_CASE(test_full_eviction_marks_affected_range_as_discontinuous) {
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return seastar::async([] {
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logalloc::region r;
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with_allocator(r.allocator(), [&] {
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logalloc::reclaim_lock l(r);
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simple_schema table;
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auto&& s = *table.schema();
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auto ck1 = table.make_ckey(1);
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auto ck2 = table.make_ckey(2);
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auto e = partition_entry(mutation_partition(table.schema()));
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auto t = table.new_tombstone();
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auto&& p1 = e.open_version(s).partition();
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p1.clustered_row(s, ck2);
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p1.apply(t);
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auto snap1 = e.read(r, table.schema());
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auto&& p2 = e.open_version(s).partition();
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p2.clustered_row(s, ck1);
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auto snap2 = e.read(r, table.schema());
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e.evict();
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BOOST_REQUIRE(snap1->squashed().fully_discontinuous(s, position_range(
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position_in_partition::before_all_clustered_rows(),
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position_in_partition::after_key(ck2)
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)));
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BOOST_REQUIRE(snap2->squashed().fully_discontinuous(s, position_range(
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position_in_partition::before_all_clustered_rows(),
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position_in_partition::after_key(ck2)
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)));
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BOOST_REQUIRE(!snap1->squashed().static_row_continuous());
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BOOST_REQUIRE(!snap2->squashed().static_row_continuous());
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BOOST_REQUIRE_EQUAL(snap1->squashed().partition_tombstone(), t);
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BOOST_REQUIRE_EQUAL(snap2->squashed().partition_tombstone(), t);
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});
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});
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}
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SEASTAR_TEST_CASE(test_eviction_with_active_reader) {
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return seastar::async([] {
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logalloc::region r;
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with_allocator(r.allocator(), [&] {
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simple_schema table;
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auto&& s = *table.schema();
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auto ck1 = table.make_ckey(1);
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auto ck2 = table.make_ckey(2);
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auto e = partition_entry(mutation_partition(table.schema()));
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auto&& p1 = e.open_version(s).partition();
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p1.clustered_row(s, ck2);
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p1.ensure_last_dummy(s); // needed by partition_snapshot_row_cursor
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auto snap1 = e.read(r, table.schema());
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auto&& p2 = e.open_version(s).partition();
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p2.clustered_row(s, ck1);
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auto snap2 = e.read(r, table.schema());
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partition_snapshot_row_cursor cursor(s, *snap2);
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cursor.advance_to(position_in_partition_view::before_all_clustered_rows());
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BOOST_REQUIRE(cursor.continuous());
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BOOST_REQUIRE(cursor.key().equal(s, ck1));
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e.evict();
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cursor.maybe_refresh();
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do {
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BOOST_REQUIRE(!cursor.continuous());
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BOOST_REQUIRE(cursor.dummy());
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} while (cursor.next());
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});
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});
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}
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SEASTAR_TEST_CASE(test_partition_snapshot_row_cursor) {
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return seastar::async([] {
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logalloc::region r;
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with_allocator(r.allocator(), [&] {
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simple_schema table;
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auto&& s = *table.schema();
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auto e = partition_entry(mutation_partition(table.schema()));
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auto snap1 = e.read(r, table.schema());
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{
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auto&& p1 = snap1->version()->partition();
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p1.clustered_row(s, table.make_ckey(0), is_dummy::no, is_continuous::no);
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p1.clustered_row(s, table.make_ckey(1), is_dummy::no, is_continuous::no);
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p1.clustered_row(s, table.make_ckey(2), is_dummy::no, is_continuous::no);
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p1.clustered_row(s, table.make_ckey(3), is_dummy::no, is_continuous::no);
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p1.clustered_row(s, table.make_ckey(6), is_dummy::no, is_continuous::no);
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p1.ensure_last_dummy(s);
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}
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auto snap2 = e.read(r, table.schema(), 1);
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partition_snapshot_row_cursor cur(s, *snap2);
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position_in_partition::equal_compare eq(s);
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{
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logalloc::reclaim_lock rl(r);
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BOOST_REQUIRE(cur.advance_to(table.make_ckey(0)));
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BOOST_REQUIRE(eq(cur.position(), table.make_ckey(0)));
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BOOST_REQUIRE(!cur.continuous());
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}
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r.full_compaction();
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{
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logalloc::reclaim_lock rl(r);
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BOOST_REQUIRE(cur.maybe_refresh());
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BOOST_REQUIRE(eq(cur.position(), table.make_ckey(0)));
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BOOST_REQUIRE(!cur.continuous());
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BOOST_REQUIRE(cur.next());
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BOOST_REQUIRE(eq(cur.position(), table.make_ckey(1)));
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BOOST_REQUIRE(!cur.continuous());
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BOOST_REQUIRE(cur.next());
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BOOST_REQUIRE(eq(cur.position(), table.make_ckey(2)));
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BOOST_REQUIRE(!cur.continuous());
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}
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{
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logalloc::reclaim_lock rl(r);
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BOOST_REQUIRE(cur.maybe_refresh());
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BOOST_REQUIRE(eq(cur.position(), table.make_ckey(2)));
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BOOST_REQUIRE(!cur.continuous());
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}
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{
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auto&& p2 = snap2->version()->partition();
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p2.clustered_row(s, table.make_ckey(2), is_dummy::no, is_continuous::yes);
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}
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{
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logalloc::reclaim_lock rl(r);
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BOOST_REQUIRE(cur.maybe_refresh());
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BOOST_REQUIRE(eq(cur.position(), table.make_ckey(2)));
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BOOST_REQUIRE(cur.continuous());
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BOOST_REQUIRE(cur.next());
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BOOST_REQUIRE(eq(cur.position(), table.make_ckey(3)));
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BOOST_REQUIRE(!cur.continuous());
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}
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{
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auto&& p2 = snap2->version()->partition();
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p2.clustered_row(s, table.make_ckey(4), is_dummy::no, is_continuous::yes);
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}
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{
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logalloc::reclaim_lock rl(r);
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BOOST_REQUIRE(cur.maybe_refresh());
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BOOST_REQUIRE(eq(cur.position(), table.make_ckey(3)));
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BOOST_REQUIRE(cur.next());
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BOOST_REQUIRE(eq(cur.position(), table.make_ckey(4)));
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BOOST_REQUIRE(cur.continuous());
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BOOST_REQUIRE(cur.next());
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BOOST_REQUIRE(eq(cur.position(), table.make_ckey(6)));
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BOOST_REQUIRE(!cur.continuous());
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BOOST_REQUIRE(cur.next());
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BOOST_REQUIRE(eq(cur.position(), position_in_partition::after_all_clustered_rows()));
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BOOST_REQUIRE(cur.continuous());
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BOOST_REQUIRE(!cur.next());
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}
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{
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logalloc::reclaim_lock rl(r);
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BOOST_REQUIRE(cur.advance_to(table.make_ckey(4)));
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BOOST_REQUIRE(cur.continuous());
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}
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{
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logalloc::reclaim_lock rl(r);
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BOOST_REQUIRE(cur.maybe_refresh());
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BOOST_REQUIRE(eq(cur.position(), table.make_ckey(4)));
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BOOST_REQUIRE(cur.continuous());
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}
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{
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auto&& p2 = snap2->version()->partition();
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p2.clustered_row(s, table.make_ckey(5), is_dummy::no, is_continuous::yes);
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}
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{
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logalloc::reclaim_lock rl(r);
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BOOST_REQUIRE(cur.maybe_refresh());
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BOOST_REQUIRE(eq(cur.position(), table.make_ckey(4)));
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BOOST_REQUIRE(cur.continuous());
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BOOST_REQUIRE(cur.next());
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BOOST_REQUIRE(eq(cur.position(), table.make_ckey(5)));
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BOOST_REQUIRE(cur.continuous());
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BOOST_REQUIRE(cur.next());
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BOOST_REQUIRE(eq(cur.position(), table.make_ckey(6)));
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BOOST_REQUIRE(!cur.continuous());
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}
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{
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logalloc::reclaim_lock rl(r);
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BOOST_REQUIRE(cur.advance_to(table.make_ckey(4)));
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BOOST_REQUIRE(cur.continuous());
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}
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e.evict();
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{
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auto&& p2 = snap2->version()->partition();
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p2.clustered_row(s, table.make_ckey(5), is_dummy::no, is_continuous::yes);
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}
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{
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logalloc::reclaim_lock rl(r);
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BOOST_REQUIRE(!cur.maybe_refresh());
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BOOST_REQUIRE(eq(cur.position(), table.make_ckey(5)));
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BOOST_REQUIRE(cur.continuous());
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}
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{
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logalloc::reclaim_lock rl(r);
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BOOST_REQUIRE(!cur.advance_to(table.make_ckey(4)));
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BOOST_REQUIRE(eq(cur.position(), table.make_ckey(5)));
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BOOST_REQUIRE(cur.continuous());
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}
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{
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logalloc::reclaim_lock rl(r);
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BOOST_REQUIRE(cur.maybe_refresh());
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BOOST_REQUIRE(eq(cur.position(), table.make_ckey(5)));
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BOOST_REQUIRE(cur.continuous());
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}
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});
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});
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}
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