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