debian-mirror-gitlab/spec/lib/gitlab/ci/config_spec.rb

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# frozen_string_literal: true
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require 'spec_helper'
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RSpec.describe Gitlab::Ci::Config do
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include StubRequests
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let_it_be(:user) { create(:user) }
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before do
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allow_next_instance_of(Gitlab::Ci::Config::External::Context) do |instance|
allow(instance).to receive(:check_execution_time!)
end
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end
let(:config) do
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described_class.new(yml, project: nil, pipeline: nil, sha: nil, user: nil)
end
context 'when config is valid' do
let(:yml) do
<<-EOS
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image: ruby:2.7
rspec:
script:
- gem install rspec
- rspec
EOS
end
describe '#to_hash' do
it 'returns hash created from string' do
hash = {
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image: 'ruby:2.7',
rspec: {
script: ['gem install rspec',
'rspec']
}
}
expect(config.to_hash).to eq hash
end
describe '#valid?' do
it 'is valid' do
expect(config).to be_valid
end
it 'has no errors' do
expect(config.errors).to be_empty
end
end
end
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describe '#stages' do
subject(:subject) { config.stages }
context 'with default stages' do
let(:default_stages) do
%w[.pre build test deploy .post]
end
it { is_expected.to eq default_stages }
end
context 'with custom stages' do
let(:yml) do
<<-EOS
stages:
- stage1
- stage2
job1:
stage: stage1
script:
- ls
EOS
end
it { is_expected.to eq %w[.pre stage1 stage2 .post] }
end
end
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end
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describe '#included_templates' do
let(:yml) do
<<-EOS
include:
- template: Jobs/Deploy.gitlab-ci.yml
- template: Jobs/Build.gitlab-ci.yml
- remote: https://example.com/gitlab-ci.yml
EOS
end
before do
stub_request(:get, 'https://example.com/gitlab-ci.yml').to_return(status: 200, body: <<-EOS)
test:
script: [ 'echo hello world' ]
EOS
end
subject(:included_templates) do
config.included_templates
end
it { is_expected.to contain_exactly('Jobs/Deploy.gitlab-ci.yml', 'Jobs/Build.gitlab-ci.yml') }
end
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context 'when using extendable hash' do
let(:yml) do
<<-EOS
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image: ruby:2.7
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rspec:
script: rspec
test:
extends: rspec
image: ruby:alpine
EOS
end
it 'correctly extends the hash' do
hash = {
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image: 'ruby:2.7',
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rspec: { script: 'rspec' },
test: {
extends: 'rspec',
image: 'ruby:alpine',
script: 'rspec'
}
}
expect(config).to be_valid
expect(config.to_hash).to eq hash
end
end
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context 'when config is invalid' do
context 'when yml is incorrect' do
let(:yml) { '// invalid' }
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describe '.new' do
it 'raises error' do
expect { config }.to raise_error(
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described_class::ConfigError,
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/Invalid configuration format/
)
end
end
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end
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context 'when yml is too big' do
let(:yml) do
<<~YAML
--- &1
- hi
- *1
YAML
end
describe '.new' do
it 'raises error' do
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expect(Gitlab::ErrorTracking).to receive(:track_and_raise_for_dev_exception)
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expect { config }.to raise_error(
described_class::ConfigError,
/The parsed YAML is too big/
)
end
end
end
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context 'when config logic is incorrect' do
let(:yml) { 'before_script: "ls"' }
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describe '#valid?' do
it 'is not valid' do
expect(config).not_to be_valid
end
it 'has errors' do
expect(config.errors).not_to be_empty
end
end
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describe '#errors' do
it 'returns an array of strings' do
expect(config.errors).to all(be_an_instance_of(String))
end
end
end
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context 'when invalid extended hash has been provided' do
let(:yml) do
<<-EOS
test:
extends: test
script: rspec
EOS
end
it 'raises an error' do
expect { config }.to raise_error(
described_class::ConfigError, /circular dependency detected/
)
end
end
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context 'when ports have been set' do
context 'in the main image' do
let(:yml) do
<<-EOS
image:
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name: ruby:2.7
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ports:
- 80
EOS
end
it 'raises an error' do
expect(config.errors).to include("image config contains disallowed keys: ports")
end
end
context 'in the job image' do
let(:yml) do
<<-EOS
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image: ruby:2.7
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test:
script: rspec
image:
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name: ruby:2.7
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ports:
- 80
EOS
end
it 'raises an error' do
expect(config.errors).to include("jobs:test:image config contains disallowed keys: ports")
end
end
context 'in the services' do
let(:yml) do
<<-EOS
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image: ruby:2.7
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test:
script: rspec
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image: ruby:2.7
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services:
- name: test
alias: test
ports:
- 80
EOS
end
it 'raises an error' do
expect(config.errors).to include("jobs:test:services:service config contains disallowed keys: ports")
end
end
end
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context 'when yaml uses circular !reference' do
let(:yml) do
<<~YAML
job-1:
script:
- !reference [job-2, before_script]
job-2:
before_script: !reference [job-1, script]
YAML
end
it 'raises error' do
expect { config }.to raise_error(
described_class::ConfigError,
/\!reference \["job-2", "before_script"\] is part of a circular chain/
)
end
end
end
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context "when using 'include' directive" do
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let_it_be(:group) { create(:group) }
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let(:project) { create(:project, :repository, group: group) }
let(:main_project) { create(:project, :repository, :public, group: group) }
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let(:pipeline) { build(:ci_pipeline, project: project) }
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let(:remote_location) { 'https://gitlab.com/gitlab-org/gitlab-foss/blob/1234/.gitlab-ci-1.yml' }
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let(:local_location) { 'spec/fixtures/gitlab/ci/external_files/.gitlab-ci-template-1.yml' }
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let(:local_file_content) do
File.read(Rails.root.join(local_location))
end
let(:local_location_hash) do
YAML.safe_load(local_file_content).deep_symbolize_keys
end
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let(:remote_file_content) do
<<~HEREDOC
variables:
POSTGRES_USER: user
POSTGRES_PASSWORD: testing-password
POSTGRES_ENABLED: "true"
POSTGRES_DB: $CI_ENVIRONMENT_SLUG
HEREDOC
end
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let(:remote_file_hash) do
YAML.safe_load(remote_file_content).deep_symbolize_keys
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end
let(:gitlab_ci_yml) do
<<~HEREDOC
include:
- #{local_location}
- #{remote_location}
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- project: '$MAIN_PROJECT'
ref: '$REF'
file: '$FILENAME'
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image: ruby:2.7
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HEREDOC
end
let(:config) do
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described_class.new(gitlab_ci_yml, project: project, pipeline: pipeline, sha: '12345', user: user)
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end
before do
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stub_full_request(remote_location).to_return(body: remote_file_content)
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allow(project.repository)
.to receive(:blob_data_at).and_return(local_file_content)
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main_project.repository.create_file(
main_project.creator,
'.gitlab-ci.yml',
local_file_content,
message: 'Add README.md',
branch_name: 'master'
)
main_project.repository.create_file(
main_project.creator,
'.another-ci-file.yml',
local_file_content,
message: 'Add README.md',
branch_name: 'master'
)
create(:ci_variable, project: project, key: "REF", value: "HEAD")
create(:ci_group_variable, group: group, key: "FILENAME", value: ".gitlab-ci.yml")
create(:ci_instance_variable, key: 'MAIN_PROJECT', value: main_project.full_path)
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end
context "when gitlab_ci_yml has valid 'include' defined" do
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it 'returns a composed hash' do
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composed_hash = {
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before_script: local_location_hash[:before_script],
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image: "ruby:2.7",
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rspec: { script: ["bundle exec rspec"] },
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variables: remote_file_hash[:variables]
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}
expect(config.to_hash).to eq(composed_hash)
end
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context 'handling variables' do
it 'contains all project variables' do
ref = config.context.variables.find { |v| v[:key] == 'REF' }
expect(ref[:value]).to eq("HEAD")
end
it 'contains all group variables' do
filename = config.context.variables.find { |v| v[:key] == 'FILENAME' }
expect(filename[:value]).to eq(".gitlab-ci.yml")
end
it 'contains all instance variables' do
project = config.context.variables.find { |v| v[:key] == 'MAIN_PROJECT' }
expect(project[:value]).to eq(main_project.full_path)
end
context 'overriding a group variable at project level' do
before do
create(:ci_variable, project: project, key: "FILENAME", value: ".another-ci-file.yml")
end
it 'successfully overrides' do
filename = config.context.variables.to_hash[:FILENAME]
expect(filename).to eq('.another-ci-file.yml')
end
end
end
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end
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context "when gitlab_ci.yml has invalid 'include' defined" do
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let(:gitlab_ci_yml) do
<<~HEREDOC
include: invalid
HEREDOC
end
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it 'raises ConfigError' do
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expect { config }.to raise_error(
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described_class::ConfigError,
"Included file `invalid` does not have YAML extension!"
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)
end
end
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context "when gitlab_ci.yml has ambigious 'include' defined" do
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let(:gitlab_ci_yml) do
<<~HEREDOC
include:
remote: http://url
local: /local/file.yml
HEREDOC
end
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it 'raises ConfigError' do
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expect { config }.to raise_error(
described_class::ConfigError,
'Include `{"remote":"http://url","local":"/local/file.yml"}` needs to match exactly one accessor!'
)
end
end
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context "when it takes too long to evaluate includes" do
before do
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allow_next_instance_of(Gitlab::Ci::Config::External::Context) do |instance|
allow(instance).to receive(:check_execution_time!).and_call_original
allow(instance).to receive(:set_deadline).with(described_class::TIMEOUT_SECONDS).and_call_original
allow(instance).to receive(:execution_expired?).and_return(true)
end
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end
it 'raises error TimeoutError' do
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expect(Gitlab::ErrorTracking).to receive(:track_and_raise_for_dev_exception)
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expect { config }.to raise_error(
described_class::ConfigError,
'Resolving config took longer than expected'
)
end
end
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describe 'external file version' do
context 'when external local file SHA is defined' do
it 'is using a defined value' do
expect(project.repository).to receive(:blob_data_at)
.with('eeff1122', local_location)
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described_class.new(gitlab_ci_yml, project: project, sha: 'eeff1122', user: user)
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end
end
context 'when external local file SHA is not defined' do
it 'is using latest SHA on the default branch' do
expect(project.repository).to receive(:root_ref_sha)
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described_class.new(gitlab_ci_yml, project: project, sha: nil, user: user)
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end
end
end
context "when both external files and gitlab_ci.yml defined the same key" do
let(:gitlab_ci_yml) do
<<~HEREDOC
include:
- #{remote_location}
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image: ruby:2.7
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HEREDOC
end
let(:remote_file_content) do
<<~HEREDOC
image: php:5-fpm-alpine
HEREDOC
end
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it 'takes precedence' do
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expect(config.to_hash).to eq({ image: 'ruby:2.7' })
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end
end
context "when both external files and gitlab_ci.yml define a dictionary of distinct variables" do
let(:remote_file_content) do
<<~HEREDOC
variables:
A: 'alpha'
B: 'beta'
HEREDOC
end
let(:gitlab_ci_yml) do
<<~HEREDOC
include:
- #{remote_location}
variables:
C: 'gamma'
D: 'delta'
HEREDOC
end
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it 'merges the variables dictionaries' do
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expect(config.to_hash).to eq({ variables: { A: 'alpha', B: 'beta', C: 'gamma', D: 'delta' } })
end
end
context "when both external files and gitlab_ci.yml define a dictionary of overlapping variables" do
let(:remote_file_content) do
<<~HEREDOC
variables:
A: 'alpha'
B: 'beta'
C: 'omnicron'
HEREDOC
end
let(:gitlab_ci_yml) do
<<~HEREDOC
include:
- #{remote_location}
variables:
C: 'gamma'
D: 'delta'
HEREDOC
end
it 'later declarations should take precedence' do
expect(config.to_hash).to eq({ variables: { A: 'alpha', B: 'beta', C: 'gamma', D: 'delta' } })
end
end
context 'when both external files and gitlab_ci.yml define a job' do
let(:remote_file_content) do
<<~HEREDOC
job1:
script:
- echo 'hello from remote file'
HEREDOC
end
let(:gitlab_ci_yml) do
<<~HEREDOC
include:
- #{remote_location}
job1:
variables:
VARIABLE_DEFINED_IN_MAIN_FILE: 'some value'
HEREDOC
end
it 'merges the jobs' do
expect(config.to_hash).to eq({
job1: {
script: ["echo 'hello from remote file'"],
variables: {
VARIABLE_DEFINED_IN_MAIN_FILE: 'some value'
}
}
})
end
context 'when the script key is in both' do
let(:gitlab_ci_yml) do
<<~HEREDOC
include:
- #{remote_location}
job1:
script:
- echo 'hello from main file'
variables:
VARIABLE_DEFINED_IN_MAIN_FILE: 'some value'
HEREDOC
end
it 'uses the script from the gitlab_ci.yml' do
expect(config.to_hash).to eq({
job1: {
script: ["echo 'hello from main file'"],
variables: {
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VARIABLE_DEFINED_IN_MAIN_FILE: 'some value'
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}
}
})
end
end
end
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context 'when including file from artifact' do
let(:config) do
described_class.new(
gitlab_ci_yml,
project: nil,
sha: nil,
user: nil,
parent_pipeline: parent_pipeline)
end
let(:gitlab_ci_yml) do
<<~HEREDOC
include:
- artifact: generated.yml
job: rspec
HEREDOC
end
let(:parent_pipeline) { nil }
context 'when used in the context of a child pipeline' do
# This job has ci_build_artifacts.zip artifact archive which
# contains generated.yml
let!(:job) { create(:ci_build, :artifacts, name: 'rspec', pipeline: parent_pipeline) }
let(:parent_pipeline) { create(:ci_pipeline) }
it 'returns valid config' do
expect(config).to be_valid
end
context 'when job key is missing' do
let(:gitlab_ci_yml) do
<<~HEREDOC
include:
- artifact: generated.yml
HEREDOC
end
it 'raises an error' do
expect { config }.to raise_error(
described_class::ConfigError,
'Job must be provided when including configs from artifacts'
)
end
end
context 'when artifact key is missing' do
let(:gitlab_ci_yml) do
<<~HEREDOC
include:
- job: rspec
HEREDOC
end
it 'raises an error' do
expect { config }.to raise_error(
described_class::ConfigError,
/needs to match exactly one accessor!/
)
end
end
end
it 'disallows the use in parent pipelines' do
expect { config }.to raise_error(
described_class::ConfigError,
'Including configs from artifacts is only allowed when triggering child pipelines'
)
end
end
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context "when including multiple files from a project" do
let(:other_file_location) { 'my_builds.yml' }
let(:other_file_content) do
<<~HEREDOC
build:
stage: build
script: echo hello
rspec:
stage: test
script: bundle exec rspec
HEREDOC
end
let(:gitlab_ci_yml) do
<<~HEREDOC
include:
- project: #{project.full_path}
file:
- #{local_location}
- #{other_file_location}
image: ruby:2.7
HEREDOC
end
before do
project.add_developer(user)
allow_next_instance_of(Repository) do |repository|
allow(repository).to receive(:blob_data_at).with(an_instance_of(String), local_location)
.and_return(local_file_content)
allow(repository).to receive(:blob_data_at).with(an_instance_of(String), other_file_location)
.and_return(other_file_content)
end
end
it 'returns a composed hash' do
composed_hash = {
before_script: local_location_hash[:before_script],
image: "ruby:2.7",
build: { stage: "build", script: "echo hello" },
rspec: { stage: "test", script: "bundle exec rspec" }
}
expect(config.to_hash).to eq(composed_hash)
end
end
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context "when an 'include' has rules" do
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context "when the rule is an if" do
let(:gitlab_ci_yml) do
<<~HEREDOC
include:
- local: #{local_location}
rules:
- if: $CI_PROJECT_ID == "#{project_id}"
image: ruby:2.7
HEREDOC
end
context 'when the rules condition is satisfied' do
let(:project_id) { project.id }
it 'includes the file' do
expect(config.to_hash).to include(local_location_hash)
end
end
context 'when the rules condition is satisfied' do
let(:project_id) { non_existing_record_id }
it 'does not include the file' do
expect(config.to_hash).not_to include(local_location_hash)
end
end
end
context "when the rule is an exists" do
let(:gitlab_ci_yml) do
<<~HEREDOC
include:
- local: #{local_location}
rules:
- exists: "#{filename}"
image: ruby:2.7
HEREDOC
end
before do
project.repository.create_file(
project.creator,
'my_builds.yml',
local_file_content,
message: 'Add my_builds.yml',
branch_name: '12345'
)
end
context 'when the exists file does not exist' do
let(:filename) { 'not_a_real_file.md' }
it 'does not include the file' do
expect(config.to_hash).not_to include(local_location_hash)
end
end
context 'when the exists file does exist' do
let(:filename) { 'my_builds.yml' }
it 'does include the file' do
expect(config.to_hash).to include(local_location_hash)
end
end
end
end
context "when an 'include' has rules with a pipeline variable" do
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let(:gitlab_ci_yml) do
<<~HEREDOC
include:
- local: #{local_location}
rules:
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- if: $CI_COMMIT_SHA == "#{project.commit.sha}"
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HEREDOC
end
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context 'when a pipeline is passed' do
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it 'includes the file' do
expect(config.to_hash).to include(local_location_hash)
end
end
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context 'when a pipeline is not passed' do
let(:pipeline) { nil }
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it 'does not include the file' do
expect(config.to_hash).not_to include(local_location_hash)
end
end
end
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end
end