debian-mirror-gitlab/spec/support/helpers/kubernetes_helpers.rb
2019-09-04 21:01:54 +05:30

425 lines
14 KiB
Ruby

module KubernetesHelpers
include Gitlab::Kubernetes
def kube_response(body)
{ body: body.to_json }
end
def kube_pods_response
kube_response(kube_pods_body)
end
def kube_logs_response
kube_response(kube_logs_body)
end
def kube_deployments_response
kube_response(kube_deployments_body)
end
def stub_kubeclient_discover_base(api_url)
WebMock.stub_request(:get, api_url + '/api/v1').to_return(kube_response(kube_v1_discovery_body))
WebMock
.stub_request(:get, api_url + '/apis/extensions/v1beta1')
.to_return(kube_response(kube_v1beta1_discovery_body))
WebMock
.stub_request(:get, api_url + '/apis/rbac.authorization.k8s.io/v1')
.to_return(kube_response(kube_v1_rbac_authorization_discovery_body))
end
def stub_kubeclient_discover(api_url)
stub_kubeclient_discover_base(api_url)
WebMock
.stub_request(:get, api_url + '/apis/serving.knative.dev/v1alpha1')
.to_return(kube_response(kube_v1alpha1_serving_knative_discovery_body))
end
def stub_kubeclient_discover_knative_not_found(api_url)
stub_kubeclient_discover_base(api_url)
WebMock
.stub_request(:get, api_url + '/apis/serving.knative.dev/v1alpha1')
.to_return(status: [404, "Resource Not Found"])
end
def stub_kubeclient_service_pods(response = nil, options = {})
stub_kubeclient_discover(service.api_url)
namespace_path = options[:namespace].present? ? "namespaces/#{options[:namespace]}/" : ""
pods_url = service.api_url + "/api/v1/#{namespace_path}pods"
WebMock.stub_request(:get, pods_url).to_return(response || kube_pods_response)
end
def stub_kubeclient_pods(namespace, status: nil)
stub_kubeclient_discover(service.api_url)
pods_url = service.api_url + "/api/v1/namespaces/#{namespace}/pods"
response = { status: status } if status
WebMock.stub_request(:get, pods_url).to_return(response || kube_pods_response)
end
def stub_kubeclient_logs(pod_name, namespace, status: nil)
stub_kubeclient_discover(service.api_url)
logs_url = service.api_url + "/api/v1/namespaces/#{namespace}/pods/#{pod_name}/log?tailLines=#{Clusters::Platforms::Kubernetes::LOGS_LIMIT}"
response = { status: status } if status
WebMock.stub_request(:get, logs_url).to_return(response || kube_logs_response)
end
def stub_kubeclient_deployments(namespace, status: nil)
stub_kubeclient_discover(service.api_url)
deployments_url = service.api_url + "/apis/extensions/v1beta1/namespaces/#{namespace}/deployments"
response = { status: status } if status
WebMock.stub_request(:get, deployments_url).to_return(response || kube_deployments_response)
end
def stub_kubeclient_knative_services(options = {})
namespace_path = options[:namespace].present? ? "namespaces/#{options[:namespace]}/" : ""
options[:name] ||= "kubetest"
options[:domain] ||= "example.com"
options[:response] ||= kube_response(kube_knative_services_body(options))
stub_kubeclient_discover(service.api_url)
knative_url = service.api_url + "/apis/serving.knative.dev/v1alpha1/#{namespace_path}services"
WebMock.stub_request(:get, knative_url).to_return(options[:response])
end
def stub_kubeclient_get_secret(api_url, **options)
options[:metadata_name] ||= "default-token-1"
options[:namespace] ||= "default"
WebMock.stub_request(:get, api_url + "/api/v1/namespaces/#{options[:namespace]}/secrets/#{options[:metadata_name]}")
.to_return(kube_response(kube_v1_secret_body(options)))
end
def stub_kubeclient_get_secret_error(api_url, name, namespace: 'default', status: 404)
WebMock.stub_request(:get, api_url + "/api/v1/namespaces/#{namespace}/secrets/#{name}")
.to_return(status: [status, "Internal Server Error"])
end
def stub_kubeclient_get_service_account(api_url, name, namespace: 'default')
WebMock.stub_request(:get, api_url + "/api/v1/namespaces/#{namespace}/serviceaccounts/#{name}")
.to_return(kube_response({}))
end
def stub_kubeclient_get_service_account_error(api_url, name, namespace: 'default', status: 404)
WebMock.stub_request(:get, api_url + "/api/v1/namespaces/#{namespace}/serviceaccounts/#{name}")
.to_return(status: [status, "Internal Server Error"])
end
def stub_kubeclient_create_service_account(api_url, namespace: 'default')
WebMock.stub_request(:post, api_url + "/api/v1/namespaces/#{namespace}/serviceaccounts")
.to_return(kube_response({}))
end
def stub_kubeclient_create_service_account_error(api_url, namespace: 'default')
WebMock.stub_request(:post, api_url + "/api/v1/namespaces/#{namespace}/serviceaccounts")
.to_return(status: [500, "Internal Server Error"])
end
def stub_kubeclient_put_service_account(api_url, name, namespace: 'default')
WebMock.stub_request(:put, api_url + "/api/v1/namespaces/#{namespace}/serviceaccounts/#{name}")
.to_return(kube_response({}))
end
def stub_kubeclient_create_secret(api_url, namespace: 'default')
WebMock.stub_request(:post, api_url + "/api/v1/namespaces/#{namespace}/secrets")
.to_return(kube_response({}))
end
def stub_kubeclient_put_secret(api_url, name, namespace: 'default')
WebMock.stub_request(:put, api_url + "/api/v1/namespaces/#{namespace}/secrets/#{name}")
.to_return(kube_response({}))
end
def stub_kubeclient_get_cluster_role_binding_error(api_url, name, status: 404)
WebMock.stub_request(:get, api_url + "/apis/rbac.authorization.k8s.io/v1/clusterrolebindings/#{name}")
.to_return(status: [status, "Internal Server Error"])
end
def stub_kubeclient_create_cluster_role_binding(api_url)
WebMock.stub_request(:post, api_url + '/apis/rbac.authorization.k8s.io/v1/clusterrolebindings')
.to_return(kube_response({}))
end
def stub_kubeclient_get_role_binding(api_url, name, namespace: 'default')
WebMock.stub_request(:get, api_url + "/apis/rbac.authorization.k8s.io/v1/namespaces/#{namespace}/rolebindings/#{name}")
.to_return(kube_response({}))
end
def stub_kubeclient_get_role_binding_error(api_url, name, namespace: 'default', status: 404)
WebMock.stub_request(:get, api_url + "/apis/rbac.authorization.k8s.io/v1/namespaces/#{namespace}/rolebindings/#{name}")
.to_return(status: [status, "Internal Server Error"])
end
def stub_kubeclient_create_role_binding(api_url, namespace: 'default')
WebMock.stub_request(:post, api_url + "/apis/rbac.authorization.k8s.io/v1/namespaces/#{namespace}/rolebindings")
.to_return(kube_response({}))
end
def stub_kubeclient_put_role_binding(api_url, name, namespace: 'default')
WebMock.stub_request(:put, api_url + "/apis/rbac.authorization.k8s.io/v1/namespaces/#{namespace}/rolebindings/#{name}")
.to_return(kube_response({}))
end
def stub_kubeclient_create_namespace(api_url)
WebMock.stub_request(:post, api_url + "/api/v1/namespaces")
.to_return(kube_response({}))
end
def stub_kubeclient_get_namespace(api_url, namespace: 'default')
WebMock.stub_request(:get, api_url + "/api/v1/namespaces/#{namespace}")
.to_return(kube_response({}))
end
def kube_v1_secret_body(**options)
{
"kind" => "SecretList",
"apiVersion": "v1",
"metadata": {
"name": options[:metadata_name] || "default-token-1",
"namespace": "kube-system"
},
"data": {
"token": options[:token] || Base64.encode64('token-sample-123')
}
}
end
def kube_v1_discovery_body
{
"kind" => "APIResourceList",
"resources" => [
{ "name" => "pods", "namespaced" => true, "kind" => "Pod" },
{ "name" => "deployments", "namespaced" => true, "kind" => "Deployment" },
{ "name" => "secrets", "namespaced" => true, "kind" => "Secret" },
{ "name" => "serviceaccounts", "namespaced" => true, "kind" => "ServiceAccount" },
{ "name" => "services", "namespaced" => true, "kind" => "Service" },
{ "name" => "namespaces", "namespaced" => true, "kind" => "Namespace" }
]
}
end
def kube_v1beta1_discovery_body
{
"kind" => "APIResourceList",
"resources" => [
{ "name" => "pods", "namespaced" => true, "kind" => "Pod" },
{ "name" => "deployments", "namespaced" => true, "kind" => "Deployment" },
{ "name" => "secrets", "namespaced" => true, "kind" => "Secret" },
{ "name" => "serviceaccounts", "namespaced" => true, "kind" => "ServiceAccount" },
{ "name" => "services", "namespaced" => true, "kind" => "Service" }
]
}
end
def kube_v1_rbac_authorization_discovery_body
{
"kind" => "APIResourceList",
"resources" => [
{ "name" => "clusterrolebindings", "namespaced" => false, "kind" => "ClusterRoleBinding" },
{ "name" => "clusterroles", "namespaced" => false, "kind" => "ClusterRole" },
{ "name" => "rolebindings", "namespaced" => true, "kind" => "RoleBinding" },
{ "name" => "roles", "namespaced" => true, "kind" => "Role" }
]
}
end
def kube_v1alpha1_serving_knative_discovery_body
{
"kind" => "APIResourceList",
"resources" => [
{ "name" => "revisions", "namespaced" => true, "kind" => "Revision" },
{ "name" => "services", "namespaced" => true, "kind" => "Service" },
{ "name" => "configurations", "namespaced" => true, "kind" => "Configuration" },
{ "name" => "routes", "namespaced" => true, "kind" => "Route" }
]
}
end
def kube_pods_body
{
"kind" => "PodList",
"items" => [kube_pod]
}
end
def kube_logs_body
"Log 1\nLog 2\nLog 3"
end
def kube_deployments_body
{
"kind" => "DeploymentList",
"items" => [kube_deployment]
}
end
def kube_knative_pods_body(name, namespace)
{
"kind" => "PodList",
"items" => [kube_knative_pod(name: name, namespace: namespace)]
}
end
def kube_knative_services_body(**options)
{
"kind" => "List",
"items" => [kube_service(options)]
}
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
def kube_pod(name: "kube-pod", environment_slug: "production", namespace: "project-namespace", project_slug: "project-path-slug", status: "Running", track: nil)
{
"metadata" => {
"name" => name,
"namespace" => namespace,
"generate_name" => "generated-name-with-suffix",
"creationTimestamp" => "2016-11-25T19:55:19Z",
"annotations" => {
"app.gitlab.com/env" => environment_slug,
"app.gitlab.com/app" => project_slug
},
"labels" => {
"track" => track
}.compact
},
"spec" => {
"containers" => [
{ "name" => "container-0" },
{ "name" => "container-1" }
]
},
"status" => { "phase" => status }
}
end
# Similar to a kube_pod, but should contain a running service
def kube_knative_pod(name: "kube-pod", namespace: "default", status: "Running")
{
"metadata" => {
"name" => name,
"namespace" => namespace,
"generate_name" => "generated-name-with-suffix",
"creationTimestamp" => "2016-11-25T19:55:19Z",
"labels" => {
"serving.knative.dev/service" => name
}
},
"spec" => {
"containers" => [
{ "name" => "container-0" },
{ "name" => "container-1" }
]
},
"status" => { "phase" => status }
}
end
def kube_deployment(name: "kube-deployment", environment_slug: "production", project_slug: "project-path-slug", track: nil)
{
"metadata" => {
"name" => name,
"generation" => 4,
"annotations" => {
"app.gitlab.com/env" => environment_slug,
"app.gitlab.com/app" => project_slug
},
"labels" => {
"track" => track
}.compact
},
"spec" => { "replicas" => 3 },
"status" => {
"observedGeneration" => 4,
"replicas" => 3,
"updatedReplicas" => 3,
"availableReplicas" => 3
}
}
end
def kube_service(name: "kubetest", namespace: "default", domain: "example.com")
{
"metadata" => {
"creationTimestamp" => "2018-11-21T06:16:33Z",
"name" => name,
"namespace" => namespace,
"selfLink" => "/apis/serving.knative.dev/v1alpha1/namespaces/#{namespace}/services/#{name}"
},
"spec" => {
"generation" => 2
},
"status" => {
"domain" => "#{name}.#{namespace}.#{domain}",
"domainInternal" => "#{name}.#{namespace}.svc.cluster.local",
"latestCreatedRevisionName" => "#{name}-00002",
"latestReadyRevisionName" => "#{name}-00002",
"observedGeneration" => 2
}
}
end
def kube_service_full(name: "kubetest", namespace: "kube-ns", domain: "example.com")
{
"metadata" => {
"creationTimestamp" => "2018-11-21T06:16:33Z",
"name" => name,
"namespace" => namespace,
"selfLink" => "/apis/serving.knative.dev/v1alpha1/namespaces/#{namespace}/services/#{name}",
"annotation" => {
"description" => "This is a test description"
}
},
"spec" => {
"generation" => 2,
"build" => {
"template" => "go-1.10.3"
}
},
"status" => {
"domain" => "#{name}.#{namespace}.#{domain}",
"domainInternal" => "#{name}.#{namespace}.svc.cluster.local",
"latestCreatedRevisionName" => "#{name}-00002",
"latestReadyRevisionName" => "#{name}-00002",
"observedGeneration" => 2
}
}
end
def kube_terminals(service, pod)
pod_name = pod['metadata']['name']
pod_namespace = pod['metadata']['namespace']
containers = pod['spec']['containers']
containers.map do |container|
terminal = {
selectors: { pod: pod_name, container: container['name'] },
url: container_exec_url(service.api_url, pod_namespace, pod_name, container['name']),
subprotocols: ['channel.k8s.io'],
headers: { 'Authorization' => ["Bearer #{service.token}"] },
created_at: DateTime.parse(pod['metadata']['creationTimestamp']),
max_session_time: 0
}
terminal[:ca_pem] = service.ca_pem if service.ca_pem.present?
terminal
end
end
def kube_deployment_rollout_status
::Gitlab::Kubernetes::RolloutStatus.from_deployments(kube_deployment)
end
def empty_deployment_rollout_status
::Gitlab::Kubernetes::RolloutStatus.from_deployments
end
end