🚀 Upgrade tests to minikube version 1.9 and kubernetes 1.18

.circleci/config.yml

@@ -25,9 +25,12 @@ jobs:
           fi
   k8s:
     machine:
-      image: circleci/classic:201808-01
+      image: ubuntu-1604:201903-01
     steps:
       - checkout
+      - run:
+          name: update pkgs
+          command: sudo apt-get update && sudo apt-get install -f -y conntrack
       - run:
           name: install minikube and kubectl
           command: make minikube-install
@@ -48,7 +51,7 @@ jobs:
           command: make minikube-delete
   openshift:
     machine:
-      image: circleci/classic:201808-01
+      image: ubuntu-1604:201903-01
     steps:
       - checkout
       - run:

README.md

@@ -4,7 +4,7 @@
 [![Docker image version](https://images.microbadger.com/badges/version/engapa/zookeeper.svg)](https://microbadger.com/images/engapa/zookeeper)
 ![OSS](https://badges.frapsoft.com/os/v1/open-source.svg?v=103 "We love OpenSource")
 
-This project aims to provide zookeeper docker images and prepare them to be deployed as 'statefulsets' on kubernetes.
+This project aims to provide zookeeper docker images and prepare them to be deployed as 'statefulsets' on kubernetes (openshift).
 
 These scripts are used to build/run the docker image/container:
 
@@ -14,7 +14,7 @@ These scripts are used to build/run the docker image/container:
 
 ## Build and push the docker image
 
-Set env variables DOCKER_ORG (defaults to engapa), DOCKER_IMAGE (defaults to zookeeper) and ZOO_VERSION (the real zookeeper version that will be downloaded into the docker image)
+Set env variables DOCKER_ORG (defaults to `engapa`), DOCKER_IMAGE (defaults to `zookeeper`) and ZOO_VERSION (the real zookeeper version that will be downloaded into the docker image)
 to tag docker image as you wish and then build, test and push:
 
 ```bash

k8s/main.sh

@@ -2,8 +2,8 @@
 
 set -e
 
-MINIKUBE_VERSION=${MINIKUBE_VERSION:-"v1.7.3"}
-KUBE_VERSION=${KUBE_VERSION:-"v1.17.3"}
+MINIKUBE_VERSION=${MINIKUBE_VERSION:-"v1.9.2"}
+KUBE_VERSION=${KUBE_VERSION:-"v1.18.2"}
 
 DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"