Merge branch 'update-kubeclient' into 'master'

Update kubeclient 2.2.0 -> 3.0

Closes #43911

See merge request gitlab-org/gitlab-ce!17739

Gemfile

@@ -208,7 +208,7 @@ gem 'asana', '~> 0.6.0'
 gem 'ruby-fogbugz', '~> 0.2.1'
 
 # Kubernetes integration
-gem 'kubeclient', '~> 2.2.0'
+gem 'kubeclient', '~> 3.0'
 
 # d3
 gem 'd3_rails', '~> 3.5.0'

Gemfile.lock

@@ -174,7 +174,7 @@ GEM
     diff-lcs (1.3)
     diffy (3.1.0)
     docile (1.1.5)
-    domain_name (0.5.20161021)
+    domain_name (0.5.20170404)
       unf (>= 0.0.5, < 1.0.0)
     doorkeeper (4.2.6)
       railties (>= 4.2)
@@ -402,14 +402,14 @@ GEM
     html2text (0.2.0)
       nokogiri (~> 1.6)
     htmlentities (4.3.4)
-    http (0.9.8)
+    http (2.2.2)
       addressable (~> 2.3)
       http-cookie (~> 1.0)
       http-form_data (~> 1.0.1)
       http_parser.rb (~> 0.6.0)
     http-cookie (1.0.3)
       domain_name (~> 0.5)
-    http-form_data (1.0.1)
+    http-form_data (1.0.3)
     http_parser.rb (0.6.0)
     httparty (0.13.7)
       json (~> 1.8)
@@ -452,10 +452,11 @@ GEM
     kgio (2.10.0)
     knapsack (1.16.0)
       rake
-    kubeclient (2.2.0)
-      http (= 0.9.8)
-      recursive-open-struct (= 1.0.0)
-      rest-client
+      timecop (>= 0.1.0)
+    kubeclient (3.0.0)
+      http (~> 2.2.2)
+      recursive-open-struct (~> 1.0.4)
+      rest-client (~> 2.0)
     launchy (2.4.3)
       addressable (~> 2.3)
     letter_opener (1.4.1)
@@ -708,7 +709,7 @@ GEM
     re2 (1.1.1)
     recaptcha (3.0.0)
       json
-    recursive-open-struct (1.0.0)
+    recursive-open-struct (1.0.5)
     redcarpet (3.4.0)
     redis (3.3.5)
     redis-actionpack (5.0.2)
@@ -736,7 +737,7 @@ GEM
     request_store (1.3.1)
     responders (2.3.0)
       railties (>= 4.2.0, < 5.1)
-    rest-client (2.0.0)
+    rest-client (2.0.2)
       http-cookie (>= 1.0.2, < 2.0)
       mime-types (>= 1.16, < 4.0)
       netrc (~> 0.8)
@@ -937,7 +938,7 @@ GEM
       json (>= 1.8.0)
     unf (0.1.4)
       unf_ext
-    unf_ext (0.0.7.4)
+    unf_ext (0.0.7.5)
     unicode-display_width (1.3.0)
     unicorn (5.1.0)
       kgio (~> 2.6)
@@ -1089,7 +1090,7 @@ DEPENDENCIES
   jwt (~> 1.5.6)
   kaminari (~> 1.0)
   knapsack (~> 1.16)
-  kubeclient (~> 2.2.0)
+  kubeclient (~> 3.0)
   letter_opener_web (~> 1.3.0)
   license_finder (~> 3.1)
   licensee (~> 8.7.0)

app/models/clusters/platforms/kubernetes.rb

@@ -134,7 +134,7 @@ module Clusters
         kubeclient = build_kubeclient!
 
         kubeclient.get_pods(namespace: actual_namespace).as_json
-      rescue KubeException => err
+      rescue Kubeclient::HttpError => err
         raise err unless err.error_code == 404
 
         []

app/models/project_services/kubernetes_service.rb

@@ -197,7 +197,7 @@ class KubernetesService < DeploymentService
     kubeclient = build_kubeclient!
 
     kubeclient.get_pods(namespace: actual_namespace).as_json
-  rescue KubeException => err
+  rescue Kubeclient::HttpError => err
     raise err unless err.error_code == 404
 
     []

app/services/ci/fetch_kubernetes_token_service.rb

@@ -32,7 +32,7 @@ module Ci
       kubeclient = build_kubeclient!
 
       kubeclient.get_secrets.as_json
-    rescue KubeException => err
+    rescue Kubeclient::HttpError => err
       raise err unless err.error_code == 404
 
       []

app/services/clusters/applications/check_installation_progress_service.rb

@@ -12,7 +12,7 @@ module Clusters
         else
           check_timeout
         end
-      rescue KubeException => ke
+      rescue Kubeclient::HttpError => ke
         app.make_errored!("Kubernetes error: #{ke.message}") unless app.errored?
       end
 

app/services/clusters/applications/install_service.rb

@@ -10,7 +10,7 @@ module Clusters
 
           ClusterWaitForAppInstallationWorker.perform_in(
             ClusterWaitForAppInstallationWorker::INTERVAL, app.name, app.id)
-        rescue KubeException => ke
+        rescue Kubeclient::HttpError => ke
           app.make_errored!("Kubernetes error: #{ke.message}")
         rescue StandardError
           app.make_errored!("Can't start installation process")

lib/gitlab/kubernetes/namespace.rb

@@ -10,7 +10,7 @@ module Gitlab
 
       def exists?
         @client.get_namespace(name)
-      rescue ::KubeException => ke
+      rescue ::Kubeclient::HttpError => ke
         raise ke unless ke.error_code == 404
 
         false

spec/lib/gitlab/kubernetes/namespace_spec.rb

@@ -9,7 +9,7 @@ describe Gitlab::Kubernetes::Namespace do
 
   describe '#exists?' do
     context 'when namespace do not exits' do
-      let(:exception) { ::KubeException.new(404, "namespace #{name} not found", nil) }
+      let(:exception) { ::Kubeclient::HttpError.new(404, "namespace #{name} not found", nil) }
 
       it 'returns false' do
         expect(client).to receive(:get_namespace).with(name).once.and_raise(exception)

spec/models/clusters/platforms/kubernetes_spec.rb

@@ -252,7 +252,7 @@ describe Clusters::Platforms::Kubernetes, :use_clean_rails_memory_store_caching
         stub_kubeclient_pods(status: 500)
       end
 
-      it { expect { subject }.to raise_error(KubeException) }
+      it { expect { subject }.to raise_error(Kubeclient::HttpError) }
     end
 
     context 'when kubernetes responds with 404s' do

spec/models/project_services/kubernetes_service_spec.rb

@@ -370,7 +370,7 @@ describe KubernetesService, :use_clean_rails_memory_store_caching do
         stub_kubeclient_pods(status: 500)
       end
 
-      it { expect { subject }.to raise_error(KubeException) }
+      it { expect { subject }.to raise_error(Kubeclient::HttpError) }
     end
 
     context 'when kubernetes responds with 404s' do

spec/services/clusters/applications/install_service_spec.rb

@@ -34,7 +34,7 @@ describe Clusters::Applications::InstallService do
 
     context 'when k8s cluster communication fails' do
       before do
-        error = KubeException.new(500, 'system failure', nil)
+        error = Kubeclient::HttpError.new(500, 'system failure', nil)
         expect(helm_client).to receive(:install).with(install_command).and_raise(error)
       end