458 lines
18 KiB
Ruby
458 lines
18 KiB
Ruby
# frozen_string_literal: true
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require 'spec_helper'
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RSpec.describe ContainerRegistry::Client do
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using RSpec::Parameterized::TableSyntax
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let(:token) { '12345' }
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let(:options) { { token: token } }
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let(:registry_api_url) { 'http://container-registry' }
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let(:client) { described_class.new(registry_api_url, options) }
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let(:push_blob_headers) do
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{
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'Accept' => 'application/vnd.docker.distribution.manifest.v2+json, application/vnd.oci.image.manifest.v1+json',
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'Authorization' => "bearer #{token}",
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'Content-Type' => 'application/octet-stream',
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'User-Agent' => "GitLab/#{Gitlab::VERSION}"
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}
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end
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let(:headers_with_accept_types) do
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{
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'Accept' => 'application/vnd.docker.distribution.manifest.v2+json, application/vnd.oci.image.manifest.v1+json',
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'Authorization' => "bearer #{token}",
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'User-Agent' => "GitLab/#{Gitlab::VERSION}"
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}
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end
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let(:expected_faraday_headers) { { user_agent: "GitLab/#{Gitlab::VERSION}" } }
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let(:expected_faraday_request_options) { Gitlab::HTTP::DEFAULT_TIMEOUT_OPTIONS }
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shared_examples 'handling timeouts' do
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let(:retry_options) do
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ContainerRegistry::Client::RETRY_OPTIONS.merge(
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interval: 0.1,
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interval_randomness: 0,
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backoff_factor: 0
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)
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end
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before do
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stub_request(method, url).to_timeout
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end
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it 'handles network timeouts' do
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actual_retries = 0
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retry_options_with_block = retry_options.merge(
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retry_block: -> (_, _, _, _) { actual_retries += 1 }
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)
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stub_const('ContainerRegistry::Client::RETRY_OPTIONS', retry_options_with_block)
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expect { subject }.to raise_error(Faraday::ConnectionFailed)
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expect(actual_retries).to eq(retry_options_with_block[:max])
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end
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it 'logs the error' do
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stub_const('ContainerRegistry::Client::RETRY_OPTIONS', retry_options)
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expect(Gitlab::ErrorTracking)
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.to receive(:log_exception)
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.exactly(retry_options[:max] + 1)
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.times
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.with(
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an_instance_of(Faraday::ConnectionFailed),
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class: described_class.name,
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url: URI(url)
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)
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expect { subject }.to raise_error(Faraday::ConnectionFailed)
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end
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end
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shared_examples 'handling repository manifest' do |manifest_type|
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let(:method) { :get }
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let(:url) { 'http://container-registry/v2/group/test/manifests/mytag' }
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let(:manifest) do
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{
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"schemaVersion" => 2,
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"config" => {
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"mediaType" => manifest_type,
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"digest" =>
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"sha256:4a3ef0786dd241be6000311e1503869b320be433b9cba84cfafeb512d1720c95",
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"size" => 6608
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},
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"layers" => [
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{
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"mediaType" => manifest_type,
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"digest" =>
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"sha256:83ef92b73cf4595aa7fe214ec6747228283d585f373d8f6bc08d66bebab531b7",
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"size" => 2828661
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}
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]
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}
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end
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it 'GET /v2/:name/manifests/mytag' do
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stub_request(method, url)
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.with(headers: {
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'Accept' => 'application/vnd.docker.distribution.manifest.v2+json, application/vnd.oci.image.manifest.v1+json',
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'Authorization' => "bearer #{token}",
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'User-Agent' => "GitLab/#{Gitlab::VERSION}"
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})
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.to_return(status: 200, body: manifest.to_json, headers: { content_type: manifest_type })
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expect_new_faraday
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expect(subject).to eq(manifest)
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end
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it_behaves_like 'handling timeouts'
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end
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describe '#repository_manifest' do
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subject { client.repository_manifest('group/test', 'mytag') }
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it_behaves_like 'handling repository manifest', described_class::DOCKER_DISTRIBUTION_MANIFEST_V2_TYPE
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it_behaves_like 'handling repository manifest', described_class::OCI_MANIFEST_V1_TYPE
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end
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describe '#blob' do
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let(:method) { :get }
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let(:url) { 'http://container-registry/v2/group/test/blobs/sha256:0123456789012345' }
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let(:blob_headers) do
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{
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'Accept' => 'application/octet-stream',
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'Authorization' => "bearer #{token}",
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'User-Agent' => "GitLab/#{Gitlab::VERSION}"
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}
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end
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let(:redirect_header) do
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{
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'User-Agent' => "GitLab/#{Gitlab::VERSION}"
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}
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end
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subject { client.blob('group/test', 'sha256:0123456789012345') }
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it 'GET /v2/:name/blobs/:digest' do
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stub_request(method, url)
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.with(headers: blob_headers)
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.to_return(status: 200, body: "Blob")
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expect_new_faraday
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expect(subject).to eq('Blob')
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end
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it 'follows 307 redirect for GET /v2/:name/blobs/:digest' do
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stub_request(method, url)
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.with(headers: blob_headers)
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.to_return(status: 307, body: '', headers: { Location: 'http://redirected' })
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# We should probably use hash_excluding here, but that requires an update to WebMock:
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# https://github.com/bblimke/webmock/blob/master/lib/webmock/matchers/hash_excluding_matcher.rb
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stub_request(:get, "http://redirected/")
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.with(headers: redirect_header) do |request|
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!request.headers.include?('Authorization')
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end
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.to_return(status: 200, body: "Successfully redirected")
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expect_new_faraday(times: 2)
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expect(subject).to eq('Successfully redirected')
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end
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it_behaves_like 'handling timeouts'
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end
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describe '#upload_blob' do
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subject { client.upload_blob('path', 'content', 'sha256:123') }
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context 'with successful uploads' do
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it 'starts the upload and posts the blob' do
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stub_upload('path', 'content', 'sha256:123')
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expect_new_faraday(timeout: false)
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expect(subject).to be_success
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end
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end
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context 'with a failed upload' do
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before do
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stub_upload('path', 'content', 'sha256:123', 400)
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end
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it 'returns a failure' do
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expect(subject).not_to be_success
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end
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end
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end
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describe '#generate_empty_manifest' do
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subject { client.generate_empty_manifest('path') }
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let(:result_manifest) do
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{
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schemaVersion: 2,
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mediaType: 'application/vnd.docker.distribution.manifest.v2+json',
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config: {
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mediaType: 'application/vnd.docker.container.image.v1+json',
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size: 21,
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digest: 'sha256:4435000728ee66e6a80e55637fc22725c256b61de344a2ecdeaac6bdb36e8bc3'
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}
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}
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end
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it 'uploads a random image and returns the manifest' do
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stub_upload('path', "{\n \"config\": {\n }\n}", 'sha256:4435000728ee66e6a80e55637fc22725c256b61de344a2ecdeaac6bdb36e8bc3')
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expect(subject).to eq(result_manifest)
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end
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context 'when upload fails' do
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before do
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stub_upload('path', "{\n \"config\": {\n }\n}", 'sha256:4435000728ee66e6a80e55637fc22725c256b61de344a2ecdeaac6bdb36e8bc3', 500)
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end
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it { is_expected.to be nil }
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end
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end
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describe '#put_tag' do
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let(:manifest_headers) do
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{
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'Accept' => 'application/vnd.docker.distribution.manifest.v2+json, application/vnd.oci.image.manifest.v1+json',
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'Authorization' => "bearer #{token}",
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'Content-Type' => 'application/vnd.docker.distribution.manifest.v2+json',
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'User-Agent' => "GitLab/#{Gitlab::VERSION}"
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}
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end
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subject { client.put_tag('path', 'tagA', { foo: :bar }) }
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it 'uploads the manifest and returns the digest' do
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stub_request(:put, "http://container-registry/v2/path/manifests/tagA")
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.with(body: "{\n \"foo\": \"bar\"\n}", headers: manifest_headers)
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.to_return(status: 200, body: "", headers: { 'docker-content-digest' => 'sha256:123' })
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expect_new_faraday(timeout: false)
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expect(subject).to eq 'sha256:123'
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end
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end
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describe '#delete_repository_tag_by_name' do
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subject { client.delete_repository_tag_by_name('group/test', 'a') }
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context 'when the tag exists' do
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before do
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stub_request(:delete, "http://container-registry/v2/group/test/tags/reference/a")
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.with(headers: headers_with_accept_types)
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.to_return(status: 200, body: "")
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end
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it { is_expected.to be_truthy }
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end
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context 'when the tag does not exist' do
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before do
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stub_request(:delete, "http://container-registry/v2/group/test/tags/reference/a")
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.with(headers: headers_with_accept_types)
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.to_return(status: 404, body: "")
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end
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it { is_expected.to be_truthy }
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end
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context 'when an error occurs' do
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before do
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stub_request(:delete, "http://container-registry/v2/group/test/tags/reference/a")
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.with(headers: headers_with_accept_types)
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.to_return(status: 500, body: "")
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end
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it { is_expected.to be_falsey }
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end
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end
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describe '#supports_tag_delete?' do
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subject { client.supports_tag_delete? }
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where(:registry_tags_support_enabled, :is_on_dot_com, :container_registry_features, :expect_registry_to_be_pinged, :expected_result) do
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true | true | [ContainerRegistry::Client::REGISTRY_TAG_DELETE_FEATURE] | false | true
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true | false | [ContainerRegistry::Client::REGISTRY_TAG_DELETE_FEATURE] | true | true
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true | true | [] | true | true
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true | false | [] | true | true
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false | true | [ContainerRegistry::Client::REGISTRY_TAG_DELETE_FEATURE] | false | true
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false | false | [ContainerRegistry::Client::REGISTRY_TAG_DELETE_FEATURE] | true | false
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false | true | [] | true | false
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false | false | [] | true | false
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end
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with_them do
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before do
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allow(::Gitlab).to receive(:com?).and_return(is_on_dot_com)
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stub_registry_tags_support(registry_tags_support_enabled)
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stub_application_setting(container_registry_features: container_registry_features)
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end
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it 'returns the expected result' do
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if expect_registry_to_be_pinged
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expect_next_instance_of(Faraday::Connection) do |connection|
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expect(connection).to receive(:run_request).and_call_original
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end
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else
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expect(Faraday::Connection).not_to receive(:new)
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end
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expect(subject).to be expected_result
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end
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end
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end
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describe '#registry_info' do
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subject { client.registry_info }
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context 'when the check is successful' do
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context 'when using the GitLab container registry' do
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before do
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stub_registry_info(headers: {
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'GitLab-Container-Registry-Version' => '2.9.1-gitlab',
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'GitLab-Container-Registry-Features' => 'a,b,c'
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})
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end
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it 'identifies the vendor as "gitlab"' do
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expect(subject).to include(vendor: 'gitlab')
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end
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it 'identifies version and features' do
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expect(subject).to include(version: '2.9.1-gitlab', features: %w[a b c])
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end
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end
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context 'when using a third-party container registry' do
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before do
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stub_registry_info
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end
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it 'identifies the vendor as "other"' do
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expect(subject).to include(vendor: 'other')
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end
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it 'does not identify version or features' do
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expect(subject).to include(version: nil, features: [])
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end
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end
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end
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context 'when the check is not successful' do
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it 'does not identify vendor, version or features' do
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stub_registry_info(status: 500)
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expect(subject).to eq({})
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end
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end
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end
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describe '.supports_tag_delete?' do
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subject { described_class.supports_tag_delete? }
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where(:registry_api_url, :registry_enabled, :registry_tags_support_enabled, :is_on_dot_com, :container_registry_features, :expect_registry_to_be_pinged, :expected_result) do
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'http://sandbox.local' | true | true | true | [ContainerRegistry::Client::REGISTRY_TAG_DELETE_FEATURE] | false | true
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'http://sandbox.local' | true | true | false | [ContainerRegistry::Client::REGISTRY_TAG_DELETE_FEATURE] | true | true
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'http://sandbox.local' | true | false | true | [ContainerRegistry::Client::REGISTRY_TAG_DELETE_FEATURE] | false | true
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'http://sandbox.local' | true | false | false | [ContainerRegistry::Client::REGISTRY_TAG_DELETE_FEATURE] | true | false
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'http://sandbox.local' | false | true | true | [ContainerRegistry::Client::REGISTRY_TAG_DELETE_FEATURE] | false | false
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'http://sandbox.local' | false | true | false | [ContainerRegistry::Client::REGISTRY_TAG_DELETE_FEATURE] | false | false
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'http://sandbox.local' | false | false | true | [ContainerRegistry::Client::REGISTRY_TAG_DELETE_FEATURE] | false | false
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'http://sandbox.local' | false | false | false | [ContainerRegistry::Client::REGISTRY_TAG_DELETE_FEATURE] | false | false
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'http://sandbox.local' | true | true | true | [] | true | true
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'http://sandbox.local' | true | true | false | [] | true | true
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'http://sandbox.local' | true | false | true | [] | true | false
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'http://sandbox.local' | true | false | false | [] | true | false
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'http://sandbox.local' | false | true | true | [] | false | false
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'http://sandbox.local' | false | true | false | [] | false | false
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'http://sandbox.local' | false | false | true | [] | false | false
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'http://sandbox.local' | false | false | false | [] | false | false
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'' | true | true | true | [ContainerRegistry::Client::REGISTRY_TAG_DELETE_FEATURE] | false | false
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'' | true | true | false | [ContainerRegistry::Client::REGISTRY_TAG_DELETE_FEATURE] | false | false
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'' | true | false | true | [ContainerRegistry::Client::REGISTRY_TAG_DELETE_FEATURE] | false | false
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'' | true | false | false | [ContainerRegistry::Client::REGISTRY_TAG_DELETE_FEATURE] | false | false
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'' | false | true | true | [ContainerRegistry::Client::REGISTRY_TAG_DELETE_FEATURE] | false | false
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'' | false | true | false | [ContainerRegistry::Client::REGISTRY_TAG_DELETE_FEATURE] | false | false
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'' | false | false | true | [ContainerRegistry::Client::REGISTRY_TAG_DELETE_FEATURE] | false | false
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'' | false | false | false | [ContainerRegistry::Client::REGISTRY_TAG_DELETE_FEATURE] | false | false
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'' | true | true | true | [] | false | false
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'' | true | true | false | [] | false | false
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'' | true | false | true | [] | false | false
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'' | true | false | false | [] | false | false
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'' | false | true | true | [] | false | false
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'' | false | true | false | [] | false | false
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'' | false | false | true | [] | false | false
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'' | false | false | false | [] | false | false
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end
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with_them do
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before do
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allow(::Gitlab).to receive(:com?).and_return(is_on_dot_com)
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stub_container_registry_config(enabled: registry_enabled, api_url: registry_api_url, key: 'spec/fixtures/x509_certificate_pk.key')
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stub_registry_tags_support(registry_tags_support_enabled)
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stub_application_setting(container_registry_features: container_registry_features)
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end
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it 'returns the expected result' do
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if expect_registry_to_be_pinged
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expect_next_instance_of(Faraday::Connection) do |connection|
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expect(connection).to receive(:run_request).and_call_original
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end
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else
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expect(Faraday::Connection).not_to receive(:new)
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end
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expect(subject).to be expected_result
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end
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end
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end
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def stub_upload(path, content, digest, status = 200)
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stub_request(:post, "#{registry_api_url}/v2/#{path}/blobs/uploads/")
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.with(headers: headers_with_accept_types)
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.to_return(status: status, body: "", headers: { 'location' => "#{registry_api_url}/next_upload?id=someid" })
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stub_request(:put, "#{registry_api_url}/next_upload?digest=#{digest}&id=someid")
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.with(body: content, headers: push_blob_headers)
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.to_return(status: status, body: "", headers: {})
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end
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def stub_registry_info(headers: {}, status: 200)
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stub_request(:get, "#{registry_api_url}/v2/")
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.to_return(status: status, body: "", headers: headers)
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end
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def stub_registry_tags_support(supported = true)
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status_code = supported ? 200 : 404
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stub_request(:options, "#{registry_api_url}/v2/name/tags/reference/tag")
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.to_return(
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status: status_code,
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body: '',
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headers: { 'Allow' => 'DELETE' }
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)
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end
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def expect_new_faraday(times: 1, timeout: true)
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request_options = timeout ? expected_faraday_request_options : nil
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expect(Faraday)
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.to receive(:new)
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.with(
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'http://container-registry',
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headers: expected_faraday_headers,
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request: request_options
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).and_call_original
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.exactly(times)
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.times
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end
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end
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