BigW Consortium Gitlab

kubernetes_helpers.rb 2.01 KB
Newer Older
1 2 3
module KubernetesHelpers
  include Gitlab::Kubernetes

4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
  def kube_response(body)
    { body: body.to_json }
  end

  def kube_pods_response
    kube_response(kube_pods_body)
  end

  def stub_kubeclient_discover
    WebMock.stub_request(:get, service.api_url + '/api/v1').to_return(kube_response(kube_v1_discovery_body))
  end

  def stub_kubeclient_pods(response = nil)
    stub_kubeclient_discover
    pods_url = service.api_url + "/api/v1/namespaces/#{service.actual_namespace}/pods"

    WebMock.stub_request(:get, pods_url).to_return(response || kube_pods_response)
  end

  def kube_v1_discovery_body
24 25
    {
      "kind" => "APIResourceList",
26
      "resources" => [
27
        { "name" => "pods", "namespaced" => true, "kind" => "Pod" }
28
      ]
29 30 31
    }
  end

32 33 34 35 36
  def kube_pods_body
    {
      "kind" => "PodList",
      "items" => [kube_pod]
    }
37 38 39 40
  end

  # This is a partial response, it will have many more elements in reality but
  # these are the ones we care about at the moment
41
  def kube_pod(name: "kube-pod", app: "valid-pod-label")
42 43
    {
      "metadata" => {
44
        "name" => name,
45
        "creationTimestamp" => "2016-11-25T19:55:19Z",
46
        "labels" => { "app" => app }
47 48 49 50
      },
      "spec" => {
        "containers" => [
          { "name" => "container-0" },
51 52
          { "name" => "container-1" }
        ]
53
      },
54
      "status" => { "phase" => "Running" }
55 56 57 58 59 60 61 62 63 64
    }
  end

  def kube_terminals(service, pod)
    pod_name = pod['metadata']['name']
    containers = pod['spec']['containers']

    containers.map do |container|
      terminal = {
        selectors: { pod: pod_name, container: container['name'] },
65
        url:  container_exec_url(service.api_url, service.actual_namespace, pod_name, container['name']),
66 67
        subprotocols: ['channel.k8s.io'],
        headers: { 'Authorization' => ["Bearer #{service.token}"] },
68 69
        created_at: DateTime.parse(pod['metadata']['creationTimestamp']),
        max_session_time: 0
70 71 72 73 74 75
      }
      terminal[:ca_pem] = service.ca_pem if service.ca_pem.present?
      terminal
    end
  end
end