Replace fedora-coreos with fedora 36 for install tests (#6315)

.github/workflows/install.yaml

@@ -37,7 +37,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        vm: [centos-7, rocky-8, fedora-coreos, opensuse-leap, opensuse-microos, ubuntu-focal]
+        vm: [centos-7, rocky-8, fedora, opensuse-leap, opensuse-microos, ubuntu-focal]
       max-parallel: 2
     defaults:
       run:

tests/TESTING.md

@@ -63,9 +63,10 @@ ___
 Smoke tests are a collection of tests defined under the [tests](../tests) path at the root of this repository.
 The sub-directories therein contain fixtures for running simple clusters to assert correct behavior for "happy path" scenarios. These fixtures are mostly self-contained Vagrantfiles describing single-node installations that are easily spun up with Vagrant for the `libvirt` and `virtualbox` providers:
 
-- [Install Script](../tests/install) :arrow_right: on proposed changes to [install.sh](../install.sh) 
+- [Install Script](../tests/install) :arrow_right: scheduled nightly
   - [CentOS 7](../tests/install/centos-7) (stand-in for RHEL 7)
   - [Rocky Linux 8](../tests/install/rocky-8) (stand-in for RHEL 8)
+  - [Fedora](../tests/install/fedora)
   - [Leap 15.4](../tests/install/opensuse-leap) (stand-in for SLES)
   - [MicroOS](../tests/install/opensuse-microos) (stand-in for SLE-Micro)
   - [Ubuntu 20.04](../tests/install/ubuntu-focal) (Focal Fossa)

tests/install/fedora-coreos/Vagrantfile → tests/install/fedora/Vagrantfile

@@ -8,15 +8,16 @@ Vagrant.configure("2") do |config|
   config.vagrant.plugins = {
     'vagrant-k3s' => {:version => '~> 0.1.3'},
   }
-  config.vm.box = 'dhml/fedora-coreos-34.20210725.3.0-20210813'
+  config.vm.box = 'generic/fedora36'
   config.vm.boot_timeout = ENV['TEST_VM_BOOT_TIMEOUT'] || 600 # seconds
   config.vm.synced_folder '.', '/vagrant', disabled: true
 
-  config.vm.define 'install-fedora-coreos', primary: true do |test|
+  config.vm.define 'install-fedora', primary: true do |test|
     test.vm.hostname = 'smoke'
+    test.vm.provision "disable-firewall", type: "shell", inline: "systemctl stop firewalld"
     test.vm.provision 'k3s-upload', type: 'file', run: 'always', source: ENV['TEST_INSTALL_SH'], destination: 'install.sh'
     test.vm.provision 'k3s-install', type: 'k3s', run: 'once' do |k3s|
-      k3s.installer_url = 'file:///var/home/core/install.sh'
+      k3s.installer_url = 'file:///home/vagrant/install.sh'
       k3s.args = %w[server]
       k3s.env = ENV.select{|k,v| k.start_with?('K3S_') || k.start_with?('INSTALL_K3S_')}.merge({
         :INSTALL_K3S_NAME => 'server',