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generate_distribution_shared_examples.rb « debian « packages « services « shared_examples « support « spec - gitlab.com/gitlab-org/gitlab-foss.git - Unnamed repository; edit this file 'description' to name the repository.
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# frozen_string_literal: true

RSpec.shared_examples 'Generate Debian Distribution and component files' do
  def check_release_files(expected_release_content)
    distribution.reload

    distribution.file.use_file do |file_path|
      expect(File.read(file_path)).to eq(expected_release_content)
    end

    expect(distribution.file_signature).to start_with("-----BEGIN PGP SIGNATURE-----\n")
    expect(distribution.file_signature).to end_with("\n-----END PGP SIGNATURE-----\n")

    distribution.signed_file.use_file do |file_path|
      expect(File.read(file_path)).to start_with("-----BEGIN PGP SIGNED MESSAGE-----\nHash: SHA512\n\n#{expected_release_content}-----BEGIN PGP SIGNATURE-----\n")
      expect(File.read(file_path)).to end_with("\n-----END PGP SIGNATURE-----\n")
    end
  end

  context 'with Debian components and architectures' do
    let_it_be(:component_main) { create("debian_#{container_type}_component", distribution: distribution, name: 'main') }
    let_it_be(:component_contrib) { create("debian_#{container_type}_component", distribution: distribution, name: 'contrib') }

    let_it_be(:architecture_all) { create("debian_#{container_type}_architecture", distribution: distribution, name: 'all') }
    let_it_be(:architecture_amd64) { create("debian_#{container_type}_architecture", distribution: distribution, name: 'amd64') }
    let_it_be(:architecture_arm64) { create("debian_#{container_type}_architecture", distribution: distribution, name: 'arm64') }

    let_it_be(:component_file1) { create("debian_#{container_type}_component_file", component: component_contrib, architecture: architecture_all,   updated_at: '2020-01-24T08:00:00Z', file_sha256: 'e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855', file_md5: 'd41d8cd98f00b204e9800998ecf8427e', file_fixture: nil, size: 0) } # updated
    let_it_be(:component_file2) { create("debian_#{container_type}_component_file", component: component_main,    architecture: architecture_all,   updated_at: '2020-01-24T09:00:00Z', file_sha256: 'a') } # destroyed
    let_it_be(:component_file3) { create("debian_#{container_type}_component_file", component: component_main,    architecture: architecture_amd64, updated_at: '2020-01-24T10:54:59Z', file_sha256: 'b') } # destroyed, 1 second before last generation
    let_it_be(:component_file4) { create("debian_#{container_type}_component_file", component: component_contrib, architecture: architecture_all,   updated_at: '2020-01-24T10:55:00Z', file_sha256: 'c') } # kept, last generation
    let_it_be(:component_file5) { create("debian_#{container_type}_component_file", component: component_contrib, architecture: architecture_all,   updated_at: '2020-01-24T10:55:00Z', file_sha256: 'd') } # kept, last generation
    let_it_be(:component_file6) { create("debian_#{container_type}_component_file", component: component_contrib, architecture: architecture_amd64, updated_at: '2020-01-25T15:17:18Z', file_sha256: 'e') } # kept, less than 1 hour ago

    def check_component_file(release_date, component_name, component_file_type, architecture_name, expected_content)
      component_file = distribution
        .component_files
        .with_component_name(component_name)
        .with_file_type(component_file_type)
        .with_architecture_name(architecture_name)
        .order_updated_asc
        .last

      expect(component_file).not_to be_nil
      expect(component_file.updated_at).to eq(release_date)

      unless expected_content.nil?
        component_file.file.use_file do |file_path|
          expect(File.read(file_path)).to eq(expected_content)
        end
      end
    end

    it 'generates Debian distribution and component files', :aggregate_failures do
      current_time = Time.utc(2020, 01, 25, 15, 17, 18, 123456)

      travel_to(current_time) do
        expect(Gitlab::ErrorTracking).not_to receive(:log_exception)

        components_count = 2
        architectures_count = 3

        initial_count = 6
        destroyed_count = 2
        updated_count = 1
        created_count = components_count * (architectures_count * 2 + 1) - updated_count

        expect { subject }
          .to not_change { Packages::Package.count }
          .and not_change { Packages::PackageFile.count }
          .and change { distribution.reload.updated_at }.to(current_time.round)
          .and change { distribution.component_files.reset.count }.from(initial_count).to(initial_count - destroyed_count + created_count)
          .and change { component_file1.reload.updated_at }.to(current_time.round)

        package_files = package.package_files.order(id: :asc).preload_debian_file_metadata.to_a
        pool_prefix = 'pool/unstable'
        pool_prefix += "/#{project.id}" if container_type == :group
        pool_prefix += "/p/#{package.name}/#{package.version}"
        expected_main_amd64_content = <<~EOF
        Package: libsample0
        Source: #{package.name}
        Version: #{package.version}
        Installed-Size: 7
        Maintainer: #{package_files[2].debian_fields['Maintainer']}
        Architecture: amd64
        Description: Some mostly empty lib
         Used in GitLab tests.
         .
         Testing another paragraph.
        Multi-Arch: same
        Homepage: #{package_files[2].debian_fields['Homepage']}
        Section: libs
        Priority: optional
        Filename: #{pool_prefix}/libsample0_1.2.3~alpha2_amd64.deb
        Size: 409600
        MD5sum: #{package_files[2].file_md5}
        SHA256: #{package_files[2].file_sha256}

        Package: sample-dev
        Source: #{package.name} (#{package.version})
        Version: 1.2.3~binary
        Installed-Size: 7
        Maintainer: #{package_files[3].debian_fields['Maintainer']}
        Architecture: amd64
        Depends: libsample0 (= 1.2.3~binary)
        Description: Some mostly empty development files
         Used in GitLab tests.
         .
         Testing another paragraph.
        Multi-Arch: same
        Homepage: #{package_files[3].debian_fields['Homepage']}
        Section: libdevel
        Priority: optional
        Filename: #{pool_prefix}/sample-dev_1.2.3~binary_amd64.deb
        Size: 409600
        MD5sum: #{package_files[3].file_md5}
        SHA256: #{package_files[3].file_sha256}
        EOF

        expected_main_amd64_di_content = <<~EOF
        Section: misc
        Priority: extra
        Filename: #{pool_prefix}/sample-udeb_1.2.3~alpha2_amd64.udeb
        Size: 409600
        MD5sum: #{package_files[4].file_md5}
        SHA256: #{package_files[4].file_sha256}
        EOF

        expected_main_sources_content = <<~EOF
        Package: #{package.name}
        Binary: sample-dev, libsample0, sample-udeb
        Version: #{package.version}
        Maintainer: #{package_files[1].debian_fields['Maintainer']}
        Build-Depends: debhelper-compat (= 13)
        Architecture: any
        Standards-Version: 4.5.0
        Format: 3.0 (native)
        Files:
         #{package_files[1].file_md5} #{package_files[1].size} #{package_files[1].file_name}
         d5ca476e4229d135a88f9c729c7606c9 864 sample_1.2.3~alpha2.tar.xz
        Checksums-Sha256:
         #{package_files[1].file_sha256} #{package_files[1].size} #{package_files[1].file_name}
         40e4682bb24a73251ccd7c7798c0094a649091e5625d6a14bcec9b4e7174f3da 864 sample_1.2.3~alpha2.tar.xz
        Checksums-Sha1:
         #{package_files[1].file_sha1} #{package_files[1].size} #{package_files[1].file_name}
         c5cfc111ea924842a89a06d5673f07dfd07de8ca 864 sample_1.2.3~alpha2.tar.xz
        Homepage: #{package_files[1].debian_fields['Homepage']}
        Section: misc
        Priority: extra
        Directory: #{pool_prefix}
        EOF

        check_component_file(current_time.round, 'main', :packages, 'all', nil)
        check_component_file(current_time.round, 'main', :packages, 'amd64', expected_main_amd64_content)
        check_component_file(current_time.round, 'main', :packages, 'arm64', nil)

        check_component_file(current_time.round, 'main', :di_packages, 'all', nil)
        check_component_file(current_time.round, 'main', :di_packages, 'amd64', expected_main_amd64_di_content)
        check_component_file(current_time.round, 'main', :di_packages, 'arm64', nil)

        check_component_file(current_time.round, 'main', :sources, nil, expected_main_sources_content)

        check_component_file(current_time.round, 'contrib', :packages, 'all', nil)
        check_component_file(current_time.round, 'contrib', :packages, 'amd64', nil)
        check_component_file(current_time.round, 'contrib', :packages, 'arm64', nil)

        check_component_file(current_time.round, 'contrib', :di_packages, 'all', nil)
        check_component_file(current_time.round, 'contrib', :di_packages, 'amd64', nil)
        check_component_file(current_time.round, 'contrib', :di_packages, 'arm64', nil)

        check_component_file(current_time.round, 'contrib', :sources, nil, nil)

        main_amd64_size = expected_main_amd64_content.length
        main_amd64_md5sum = Digest::MD5.hexdigest(expected_main_amd64_content)
        main_amd64_sha256 = Digest::SHA256.hexdigest(expected_main_amd64_content)

        contrib_all_size = component_file1.size
        contrib_all_md5sum = component_file1.file_md5
        contrib_all_sha256 = component_file1.file_sha256

        main_amd64_di_size = expected_main_amd64_di_content.length
        main_amd64_di_md5sum = Digest::MD5.hexdigest(expected_main_amd64_di_content)
        main_amd64_di_sha256 = Digest::SHA256.hexdigest(expected_main_amd64_di_content)

        main_sources_size = expected_main_sources_content.length
        main_sources_md5sum = Digest::MD5.hexdigest(expected_main_sources_content)
        main_sources_sha256 = Digest::SHA256.hexdigest(expected_main_sources_content)

        expected_release_content = <<~EOF
        Codename: unstable
        Date: Sat, 25 Jan 2020 15:17:18 +0000
        Valid-Until: Mon, 27 Jan 2020 15:17:18 +0000
        Acquire-By-Hash: yes
        Architectures: all amd64 arm64
        Components: contrib main
        MD5Sum:
         #{contrib_all_md5sum}        #{contrib_all_size} contrib/binary-all/Packages
         d41d8cd98f00b204e9800998ecf8427e        0 contrib/debian-installer/binary-all/Packages
         d41d8cd98f00b204e9800998ecf8427e        0 contrib/binary-amd64/Packages
         d41d8cd98f00b204e9800998ecf8427e        0 contrib/debian-installer/binary-amd64/Packages
         d41d8cd98f00b204e9800998ecf8427e        0 contrib/binary-arm64/Packages
         d41d8cd98f00b204e9800998ecf8427e        0 contrib/debian-installer/binary-arm64/Packages
         d41d8cd98f00b204e9800998ecf8427e        0 contrib/source/Sources
         d41d8cd98f00b204e9800998ecf8427e        0 main/binary-all/Packages
         d41d8cd98f00b204e9800998ecf8427e        0 main/debian-installer/binary-all/Packages
         #{main_amd64_md5sum}     #{main_amd64_size} main/binary-amd64/Packages
         #{main_amd64_di_md5sum}      #{main_amd64_di_size} main/debian-installer/binary-amd64/Packages
         d41d8cd98f00b204e9800998ecf8427e        0 main/binary-arm64/Packages
         d41d8cd98f00b204e9800998ecf8427e        0 main/debian-installer/binary-arm64/Packages
         #{main_sources_md5sum}      #{main_sources_size} main/source/Sources
        SHA256:
         #{contrib_all_sha256}        #{contrib_all_size} contrib/binary-all/Packages
         e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855        0 contrib/debian-installer/binary-all/Packages
         e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855        0 contrib/binary-amd64/Packages
         e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855        0 contrib/debian-installer/binary-amd64/Packages
         e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855        0 contrib/binary-arm64/Packages
         e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855        0 contrib/debian-installer/binary-arm64/Packages
         e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855        0 contrib/source/Sources
         e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855        0 main/binary-all/Packages
         e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855        0 main/debian-installer/binary-all/Packages
         #{main_amd64_sha256}     #{main_amd64_size} main/binary-amd64/Packages
         #{main_amd64_di_sha256}      #{main_amd64_di_size} main/debian-installer/binary-amd64/Packages
         e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855        0 main/binary-arm64/Packages
         e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855        0 main/debian-installer/binary-arm64/Packages
         #{main_sources_sha256}      #{main_sources_size} main/source/Sources
        EOF

        check_release_files(expected_release_content)
      end

      create_list(:debian_package, 10, project: project, published_in: project_distribution)
      control_count = ActiveRecord::QueryRecorder.new { subject2 }.count

      create_list(:debian_package, 10, project: project, published_in: project_distribution)
      expect { subject3 }.not_to exceed_query_limit(control_count)
    end
  end

  context 'without components and architectures' do
    it 'generates minimal distribution', :aggregate_failures do
      travel_to(Time.utc(2020, 01, 25, 15, 17, 18, 123456)) do
        expect(Gitlab::ErrorTracking).not_to receive(:log_exception)

        expect { subject }
          .to not_change { Packages::Package.count }
          .and not_change { Packages::PackageFile.count }
          .and not_change { distribution.component_files.reset.count }

        expected_release_content = <<~EOF
        Codename: unstable
        Date: Sat, 25 Jan 2020 15:17:18 +0000
        Valid-Until: Mon, 27 Jan 2020 15:17:18 +0000
        Acquire-By-Hash: yes
        MD5Sum:
        SHA256:
        EOF

        check_release_files(expected_release_content)
      end
    end
  end
end