bug: failed to run the tutorial sample and setup minikube as CI step in Github actions #13595
Description
Problem
Following the sample workflow in the documentation https://minikube.sigs.k8s.io/docs/tutorials/setup_minikube_in_github_actions/
does not work as expected. The curl on the service url fails to connect.
Code
Expected Output
Expected the curl to succeed with 200 OK. Building and running the image locally:
$ docker build -f ./Dockerfile -t local/example .
[+] Building 0.2s (5/5) FINISHED
=> [internal] load build definition from Dockerfile 0.0s
=> => transferring dockerfile: 101B 0.0s
=> [internal] load .dockerignore 0.0s
=> => transferring context: 2B 0.0s
=> [internal] load metadata for docker.io/library/python:latest 0.0s
=> [1/1] FROM docker.io/library/python 0.1s
=> exporting to image 0.0s
=> => exporting layers 0.0s
=> => writing image sha256:c02208d0a1249bc450852de63f209d8558d12f2697a9fbb571c420bb8d61678b 0.0s
=> => naming to docker.io/local/example 0.0s
Use 'docker scan' to run Snyk tests against images to find vulnerabilities and learn how to fix them
$ docker run --rm -it -p 8080:8080 local/example
Serving HTTP on 0.0.0.0 port 8080 (http://0.0.0.0:8080/) ...
172.17.0.1 - - [10/Feb/2022 04:43:02] "GET / HTTP/1.1" 200 -
In another terminal
$ curl localhost:8080
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>Directory listing for /</title>
</head>
<body>
<h1>Directory listing for /</h1>
<hr>
<ul>
<li><a href=".dockerenv">.dockerenv</a></li>
<li><a href="bin/">bin/</a></li>
<li><a href="boot/">boot/</a></li>
<li><a href="dev/">dev/</a></li>
<li><a href="etc/">etc/</a></li>
<li><a href="home/">home/</a></li>
<li><a href="lib/">lib/</a></li>
<li><a href="lib64/">lib64/</a></li>
<li><a href="media/">media/</a></li>
<li><a href="mnt/">mnt/</a></li>
<li><a href="opt/">opt/</a></li>
<li><a href="proc/">proc/</a></li>
<li><a href="root/">root/</a></li>
<li><a href="run/">run/</a></li>
<li><a href="sbin/">sbin/</a></li>
<li><a href="srv/">srv/</a></li>
<li><a href="sys/">sys/</a></li>
<li><a href="tmp/">tmp/</a></li>
<li><a href="usr/">usr/</a></li>
<li><a href="var/">var/</a></li>
</ul>
<hr>
</body>
</html>
Actual Output
Run minikube service list
minikube service list
minikube service example --url
echo "------------------opening the service------------------"
curl $(minikube service example --url)
shell: /usr/bin/bash -e {0}
|-------------|------------|--------------|---------------------------|
| NAMESPACE | NAME | TARGET PORT | URL |
|-------------|------------|--------------|---------------------------|
| default | example | 8080 | http://19[2](https://github.com/HarikrishnanBalagopal/test-github-actions-2/runs/5135942372?check_suite_focus=true#step:7:2).168.49.2:[3](https://github.com/HarikrishnanBalagopal/test-github-actions-2/runs/5135942372?check_suite_focus=true#step:7:3)2117 |
| default | kubernetes | No node port |
| kube-system | kube-dns | No node port |
|-------------|------------|--------------|---------------------------|
http://192.168.[4](https://github.com/HarikrishnanBalagopal/test-github-actions-2/runs/5135942372?check_suite_focus=true#step:7:4)9.2:32117
------------------opening the service------------------
% Total % Received % Xferd Average Speed Time Time Time Current
Dload Upload Total Spent Left Speed
0 0 0 0 0 0 0 0 --:--:-- --:--:-- --:--:-- 0
0 0 0 0 0 0 0 0 --:--:-- --:--:-- --:--:-- 0
curl: (7) Failed to connect to 192.1[6](https://github.com/HarikrishnanBalagopal/test-github-actions-2/runs/5135942372?check_suite_focus=true#step:7:6)8.49.2 port 3211[7](https://github.com/HarikrishnanBalagopal/test-github-actions-2/runs/5135942372?check_suite_focus=true#step:7:7): Connection refused
Error: Process completed with exit code 7.