140 lines
5.0 KiB
Ruby
140 lines
5.0 KiB
Ruby
# frozen_string_literal: true
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require 'spec_helper'
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RSpec.describe Clusters::Aws::FetchCredentialsService do
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describe '#execute' do
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let(:user) { create(:user) }
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let(:provider) { create(:cluster_provider_aws, region: 'ap-southeast-2') }
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let(:gitlab_access_key_id) { 'gitlab-access-key-id' }
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let(:gitlab_secret_access_key) { 'gitlab-secret-access-key' }
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let(:gitlab_credentials) { Aws::Credentials.new(gitlab_access_key_id, gitlab_secret_access_key) }
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let(:sts_client) { Aws::STS::Client.new(credentials: gitlab_credentials, region: region) }
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let(:assumed_role) { instance_double(Aws::AssumeRoleCredentials, credentials: assumed_role_credentials) }
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let(:assumed_role_credentials) { double }
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subject { described_class.new(provision_role, provider: provider).execute }
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context 'provision role is configured' do
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let(:provision_role) { create(:aws_role, user: user, region: 'custom-region') }
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before do
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stub_application_setting(eks_access_key_id: gitlab_access_key_id)
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stub_application_setting(eks_secret_access_key: gitlab_secret_access_key)
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expect(Aws::Credentials).to receive(:new)
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.with(gitlab_access_key_id, gitlab_secret_access_key)
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.and_return(gitlab_credentials)
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expect(Aws::STS::Client).to receive(:new)
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.with(credentials: gitlab_credentials, region: region)
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.and_return(sts_client)
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expect(Aws::AssumeRoleCredentials).to receive(:new)
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.with(
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client: sts_client,
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role_arn: provision_role.role_arn,
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role_session_name: session_name,
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external_id: provision_role.role_external_id,
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policy: session_policy
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).and_return(assumed_role)
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end
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context 'provider is specified' do
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let(:region) { provider.region }
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let(:session_name) { "gitlab-eks-cluster-#{provider.cluster_id}-user-#{user.id}" }
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let(:session_policy) { nil }
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it { is_expected.to eq assumed_role_credentials }
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end
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context 'provider is not specifed' do
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let(:provider) { nil }
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let(:region) { provision_role.region }
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let(:session_name) { "gitlab-eks-autofill-user-#{user.id}" }
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let(:session_policy) { 'policy-document' }
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subject { described_class.new(provision_role, provider: provider).execute }
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before do
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stub_file_read(Rails.root.join('vendor', 'aws', 'iam', 'eks_cluster_read_only_policy.json'), content: session_policy)
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end
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it { is_expected.to eq assumed_role_credentials }
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context 'region is not specifed' do
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let(:region) { Clusters::Providers::Aws::DEFAULT_REGION }
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let(:provision_role) { create(:aws_role, user: user, region: nil) }
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it { is_expected.to eq assumed_role_credentials }
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end
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end
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end
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context 'provision role is not configured' do
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let(:provision_role) { nil }
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it 'raises an error' do
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expect { subject }.to raise_error(described_class::MissingRoleError, 'AWS provisioning role not configured')
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end
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end
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context 'with an instance profile attached to an IAM role' do
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let(:sts_client) { Aws::STS::Client.new(region: region, stub_responses: true) }
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let(:provision_role) { create(:aws_role, user: user, region: 'custom-region') }
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before do
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stub_application_setting(eks_access_key_id: nil)
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stub_application_setting(eks_secret_access_key: nil)
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expect(Aws::STS::Client).to receive(:new)
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.with(region: region)
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.and_return(sts_client)
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expect(Aws::AssumeRoleCredentials).to receive(:new)
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.with(
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client: sts_client,
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role_arn: provision_role.role_arn,
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role_session_name: session_name,
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external_id: provision_role.role_external_id,
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policy: session_policy
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).and_call_original
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end
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context 'provider is specified' do
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let(:region) { provider.region }
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let(:session_name) { "gitlab-eks-cluster-#{provider.cluster_id}-user-#{user.id}" }
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let(:session_policy) { nil }
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it 'returns credentials', :aggregate_failures do
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expect(subject.access_key_id).to be_present
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expect(subject.secret_access_key).to be_present
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expect(subject.session_token).to be_present
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end
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end
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context 'provider is not specifed' do
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let(:provider) { nil }
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let(:region) { provision_role.region }
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let(:session_name) { "gitlab-eks-autofill-user-#{user.id}" }
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let(:session_policy) { 'policy-document' }
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before do
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stub_file_read(Rails.root.join('vendor', 'aws', 'iam', 'eks_cluster_read_only_policy.json'), content: session_policy)
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end
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subject { described_class.new(provision_role, provider: provider).execute }
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it 'returns credentials', :aggregate_failures do
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expect(subject.access_key_id).to be_present
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expect(subject.secret_access_key).to be_present
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expect(subject.session_token).to be_present
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end
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end
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end
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end
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end
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