From 58c3986e51d082899a45c3882b6cf68f07b5532f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Robert=20Sch=C3=A4fer?= <git@roschaefer.de>
Date: Fri, 22 Mar 2019 00:25:13 +0100
Subject: [PATCH] Setup kubectl once

---
 .travis.yml                 |  7 +------
 scripts/setup_kubernetes.sh | 15 +++++++++++++++
 2 files changed, 16 insertions(+), 6 deletions(-)
 create mode 100755 scripts/setup_kubernetes.sh

diff --git a/.travis.yml b/.travis.yml
index e5d1d0a65..c6690bb5f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -48,12 +48,7 @@ after_failure:
   - ./send.sh failure $WEBHOOK_URL
 
 before_deploy:
-  - openssl aes-256-cbc -K $encrypted_44f54ef0bc46_key -iv $encrypted_44f54ef0bc46_iv -in kubeconfig.yaml.enc -out kubeconfig.yaml -d
-  - curl -LO https://storage.googleapis.com/kubernetes-release/release/$(curl -s https://storage.googleapis.com/kubernetes-release/release/stable.txt)/bin/linux/amd64/kubectl
-  - chmod +x ./kubectl
-  - sudo mv ./kubectl /usr/local/bin/kubectl
-  - mkdir -p ${HOME}/.kube
-  - cp kubeconfig.yaml ${HOME}/.kube/config
+  - ./scripts/setup_kubernetes.sh
 
 deploy:
   - provider: script
diff --git a/scripts/setup_kubernetes.sh b/scripts/setup_kubernetes.sh
new file mode 100755
index 000000000..a62ad363e
--- /dev/null
+++ b/scripts/setup_kubernetes.sh
@@ -0,0 +1,15 @@
+#!/usr/bin/env bash
+
+# This script can be called multiple times for each `before_deploy` hook
+# so let's exit successfully if kubectl is already installed:
+command -v kubectl && exit 0
+
+
+openssl aes-256-cbc -K $encrypted_44f54ef0bc46_key -iv $encrypted_44f54ef0bc46_iv -in kubeconfig.yaml.enc -out kubeconfig.yaml -d
+mkdir ${HOME}/.kube
+cp kubeconfig.yaml ${HOME}/.kube/config
+
+curl -LO https://storage.googleapis.com/kubernetes-release/release/$(curl -s https://storage.googleapis.com/kubernetes-release/release/stable.txt)/bin/linux/amd64/kubectl
+chmod +x ./kubectl
+sudo mv ./kubectl /usr/local/bin/kubectl
+