debian-mirror-gitlab/spec/lib/gitlab/kubernetes/helm/patch_command_spec.rb
2020-01-01 13:55:28 +05:30

218 lines
5.3 KiB
Ruby

# frozen_string_literal: true
require 'spec_helper'
describe Gitlab::Kubernetes::Helm::PatchCommand do
let(:files) { { 'ca.pem': 'some file content' } }
let(:repository) { 'https://repository.example.com' }
let(:rbac) { false }
let(:version) { '1.2.3' }
subject(:patch_command) do
described_class.new(
name: 'app-name',
chart: 'chart-name',
rbac: rbac,
files: files,
version: version,
repository: repository
)
end
context 'when local tiller feature is disabled' do
before do
stub_feature_flags(managed_apps_local_tiller: false)
end
let(:tls_flags) do
<<~EOS.squish
--tls
--tls-ca-cert /data/helm/app-name/config/ca.pem
--tls-cert /data/helm/app-name/config/cert.pem
--tls-key /data/helm/app-name/config/key.pem
EOS
end
it_behaves_like 'helm commands' do
let(:commands) do
<<~EOS
helm init --upgrade
for i in $(seq 1 30); do helm version #{tls_flags} && s=0 && break || s=$?; sleep 1s; echo \"Retrying ($i)...\"; done; (exit $s)
helm repo add app-name https://repository.example.com
helm repo update
#{helm_upgrade_comand}
EOS
end
let(:helm_upgrade_comand) do
<<~EOS.squish
helm upgrade app-name chart-name
--reuse-values
#{tls_flags}
--version 1.2.3
--namespace gitlab-managed-apps
-f /data/helm/app-name/config/values.yaml
EOS
end
end
end
it_behaves_like 'helm commands' do
let(:commands) do
<<~EOS
export HELM_HOST="localhost:44134"
tiller -listen ${HELM_HOST} -alsologtostderr &
helm init --client-only
helm repo add app-name https://repository.example.com
helm repo update
#{helm_upgrade_comand}
EOS
end
let(:helm_upgrade_comand) do
<<~EOS.squish
helm upgrade app-name chart-name
--reuse-values
--version 1.2.3
--namespace gitlab-managed-apps
-f /data/helm/app-name/config/values.yaml
EOS
end
end
context 'when rbac is true' do
let(:rbac) { true }
it_behaves_like 'helm commands' do
let(:commands) do
<<~EOS
export HELM_HOST="localhost:44134"
tiller -listen ${HELM_HOST} -alsologtostderr &
helm init --client-only
helm repo add app-name https://repository.example.com
helm repo update
#{helm_upgrade_command}
EOS
end
let(:helm_upgrade_command) do
<<~EOS.squish
helm upgrade app-name chart-name
--reuse-values
--version 1.2.3
--namespace gitlab-managed-apps
-f /data/helm/app-name/config/values.yaml
EOS
end
end
end
context 'when there is no ca.pem file' do
let(:files) { { 'file.txt': 'some content' } }
it_behaves_like 'helm commands' do
let(:commands) do
<<~EOS
export HELM_HOST="localhost:44134"
tiller -listen ${HELM_HOST} -alsologtostderr &
helm init --client-only
helm repo add app-name https://repository.example.com
helm repo update
#{helm_upgrade_command}
EOS
end
let(:helm_upgrade_command) do
<<~EOS.squish
helm upgrade app-name chart-name
--reuse-values
--version 1.2.3
--namespace gitlab-managed-apps
-f /data/helm/app-name/config/values.yaml
EOS
end
end
end
describe '#pod_name' do
subject { patch_command.pod_name }
it { is_expected.to eq 'install-app-name' }
end
context 'when there is no version' do
let(:version) { nil }
it { expect { patch_command }.to raise_error(ArgumentError, 'version is required') }
end
describe '#rbac?' do
subject { patch_command.rbac? }
context 'rbac is enabled' do
let(:rbac) { true }
it { is_expected.to be_truthy }
end
context 'rbac is not enabled' do
let(:rbac) { false }
it { is_expected.to be_falsey }
end
end
describe '#pod_resource' do
subject { patch_command.pod_resource }
context 'rbac is enabled' do
let(:rbac) { true }
it 'generates a pod that uses the tiller serviceAccountName' do
expect(subject.spec.serviceAccountName).to eq('tiller')
end
end
context 'rbac is not enabled' do
let(:rbac) { false }
it 'generates a pod that uses the default serviceAccountName' do
expect(subject.spec.serviceAcccountName).to be_nil
end
end
end
describe '#config_map_resource' do
let(:metadata) do
{
name: "values-content-configuration-app-name",
namespace: 'gitlab-managed-apps',
labels: { name: "values-content-configuration-app-name" }
}
end
let(:resource) { ::Kubeclient::Resource.new(metadata: metadata, data: files) }
subject { patch_command.config_map_resource }
it 'returns a KubeClient resource with config map content for the application' do
is_expected.to eq(resource)
end
end
describe '#service_account_resource' do
subject { patch_command.service_account_resource }
it 'returns nothing' do
is_expected.to be_nil
end
end
describe '#cluster_role_binding_resource' do
subject { patch_command.cluster_role_binding_resource }
it 'returns nothing' do
is_expected.to be_nil
end
end
end