129 lines
4.5 KiB
Ruby
129 lines
4.5 KiB
Ruby
# frozen_string_literal: true
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require 'spec_helper'
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RSpec.describe Backup::Database do
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let(:progress) { StringIO.new }
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let(:output) { progress.string }
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before(:all) do
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Rake.application.rake_require 'active_record/railties/databases'
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Rake.application.rake_require 'tasks/gitlab/backup'
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Rake.application.rake_require 'tasks/gitlab/shell'
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Rake.application.rake_require 'tasks/gitlab/db'
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Rake.application.rake_require 'tasks/cache'
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end
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describe '#restore' do
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let(:cmd) { %W[#{Gem.ruby} -e $stdout.puts(1)] }
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let(:data) { Rails.root.join("spec/fixtures/pages_empty.tar.gz").to_s }
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let(:force) { true }
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subject { described_class.new(Gitlab::Database::MAIN_DATABASE_NAME.to_sym, progress, force: force) }
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before do
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allow(subject).to receive(:pg_restore_cmd).and_return(cmd)
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end
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context 'when not forced' do
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let(:force) { false }
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it 'warns the user and waits' do
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expect(subject).to receive(:sleep)
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expect(Rake::Task['gitlab:db:drop_tables']).to receive(:invoke)
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subject.restore(data)
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expect(output).to include('Removing all tables. Press `Ctrl-C` within 5 seconds to abort')
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end
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it 'has a pre restore warning' do
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expect(subject.pre_restore_warning).not_to be_nil
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end
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end
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context 'with an empty .gz file' do
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let(:data) { Rails.root.join("spec/fixtures/pages_empty.tar.gz").to_s }
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it 'returns successfully' do
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expect(Rake::Task['gitlab:db:drop_tables']).to receive(:invoke)
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subject.restore(data)
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expect(output).to include("Restoring PostgreSQL database")
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expect(output).to include("[DONE]")
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expect(output).not_to include("ERRORS")
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end
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end
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context 'with a corrupted .gz file' do
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let(:data) { Rails.root.join("spec/fixtures/big-image.png").to_s }
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it 'raises a backup error' do
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expect(Rake::Task['gitlab:db:drop_tables']).to receive(:invoke)
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expect { subject.restore(data) }.to raise_error(Backup::Error)
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end
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end
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context 'when the restore command prints errors' do
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let(:visible_error) { "This is a test error\n" }
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let(:noise) { "must be owner of extension pg_trgm\nWARNING: no privileges could be revoked for public\n" }
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let(:cmd) { %W[#{Gem.ruby} -e $stderr.write("#{noise}#{visible_error}")] }
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it 'filters out noise from errors and has a post restore warning' do
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expect(Rake::Task['gitlab:db:drop_tables']).to receive(:invoke)
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subject.restore(data)
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expect(output).to include("ERRORS")
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expect(output).not_to include(noise)
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expect(output).to include(visible_error)
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expect(subject.post_restore_warning).not_to be_nil
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end
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end
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context 'with PostgreSQL settings defined in the environment' do
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let(:cmd) { %W[#{Gem.ruby} -e] + ["$stderr.puts ENV.to_h.select { |k, _| k.start_with?('PG') }"] }
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let(:config) { YAML.load_file(File.join(Rails.root, 'config', 'database.yml'))['test'] }
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before do
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stub_const 'ENV', ENV.to_h.merge({
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'GITLAB_BACKUP_PGHOST' => 'test.example.com',
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'PGPASSWORD' => 'donotchange'
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})
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end
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it 'overrides default config values' do
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expect(Rake::Task['gitlab:db:drop_tables']).to receive(:invoke)
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subject.restore(data)
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expect(output).to include(%("PGHOST"=>"test.example.com"))
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expect(output).to include(%("PGPASSWORD"=>"donotchange"))
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expect(output).to include(%("PGPORT"=>"#{config['port']}")) if config['port']
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expect(output).to include(%("PGUSER"=>"#{config['username']}")) if config['username']
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end
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end
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context 'when the source file is missing' do
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let(:main_database) { described_class.new(Gitlab::Database::MAIN_DATABASE_NAME.to_sym, progress, force: force) }
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let(:ci_database) { described_class.new(Gitlab::Database::CI_DATABASE_NAME.to_sym, progress, force: force) }
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let(:missing_file) { Rails.root.join("spec/fixtures/missing_file.tar.gz").to_s }
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it 'main database raises an error about missing source file' do
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expect(Rake::Task['gitlab:db:drop_tables']).not_to receive(:invoke)
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expect do
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main_database.restore(missing_file)
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end.to raise_error(Backup::Error, /Source database file does not exist/)
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end
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it 'ci database tolerates missing source file' do
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expect(Rake::Task['gitlab:db:drop_tables']).not_to receive(:invoke)
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skip_if_multiple_databases_not_setup
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expect { ci_database.restore(missing_file) }.not_to raise_error
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end
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end
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end
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end
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