From 3b9734344f008f42914a946861d84740cb1ed492 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Kamil=20Trzci=C5=84ski?= <ayufan@ayufan.eu>
Date: Tue, 3 Oct 2017 08:57:12 +0000
Subject: Merge branch 'fix-kubectl-180' into 'master'

Fix broken certificate-authority-data with kubectl >= 1.8.0

Closes #38685

See merge request gitlab-org/gitlab-ce!14635
---
 changelogs/unreleased/fix-kubectl-180.yml               | 5 +++++
 lib/gitlab/kubernetes.rb                                | 2 +-
 spec/fixtures/config/kubeconfig.yml                     | 2 +-
 spec/models/project_services/kubernetes_service_spec.rb | 2 +-
 4 files changed, 8 insertions(+), 3 deletions(-)
 create mode 100644 changelogs/unreleased/fix-kubectl-180.yml

diff --git a/changelogs/unreleased/fix-kubectl-180.yml b/changelogs/unreleased/fix-kubectl-180.yml
new file mode 100644
index 00000000000..beb71cecd57
--- /dev/null
+++ b/changelogs/unreleased/fix-kubectl-180.yml
@@ -0,0 +1,5 @@
+---
+title: 'Kubernetes integration: ensure v1.8.0 compatibility'
+merge_request: 14635
+author:
+type: fixed
diff --git a/lib/gitlab/kubernetes.rb b/lib/gitlab/kubernetes.rb
index cdbdfa10d0e..da43bd0af4b 100644
--- a/lib/gitlab/kubernetes.rb
+++ b/lib/gitlab/kubernetes.rb
@@ -113,7 +113,7 @@ module Gitlab
 
     def kubeconfig_embed_ca_pem(config, ca_pem)
       cluster = config.dig(:clusters, 0, :cluster)
-      cluster[:'certificate-authority-data'] = Base64.encode64(ca_pem)
+      cluster[:'certificate-authority-data'] = Base64.strict_encode64(ca_pem)
     end
   end
 end
diff --git a/spec/fixtures/config/kubeconfig.yml b/spec/fixtures/config/kubeconfig.yml
index c4e8e573c32..5152dae0104 100644
--- a/spec/fixtures/config/kubeconfig.yml
+++ b/spec/fixtures/config/kubeconfig.yml
@@ -4,7 +4,7 @@ clusters:
 - name: gitlab-deploy
   cluster:
     server: https://kube.domain.com
-    certificate-authority-data: "UEVN\n"
+    certificate-authority-data: "UEVN"
 contexts:
 - name: gitlab-deploy
   context:
diff --git a/spec/models/project_services/kubernetes_service_spec.rb b/spec/models/project_services/kubernetes_service_spec.rb
index 537cdadd528..2298dcab55f 100644
--- a/spec/models/project_services/kubernetes_service_spec.rb
+++ b/spec/models/project_services/kubernetes_service_spec.rb
@@ -208,7 +208,7 @@ describe KubernetesService, :use_clean_rails_memory_store_caching do
       config.dig('users', 0, 'user')['token'] = 'token'
       config.dig('contexts', 0, 'context')['namespace'] = namespace
       config.dig('clusters', 0, 'cluster')['certificate-authority-data'] =
-        Base64.encode64('CA PEM DATA')
+        Base64.strict_encode64('CA PEM DATA')
 
       YAML.dump(config)
     end
-- 
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