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# Copyright 2020 Adarsh yadav, Aditya Srivastava
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
---
#Uninstalling K8s
- name: Uninstalling K8s
yum:
name: ['kubeadm', 'kubectl', 'kubelet', 'docker-ce']
state: absent
#Enabling Swap
- name: Enabling Swap on all nodes
shell: swapon -a
ignore_errors: yes
#Uncommenting Swap entries
- name: Uncommenting Swap entries in /etc/fstab
replace:
path: /etc/fstab
regexp: '^# /(.*swap.*)'
replace: '\1'
#Starting firewalld
- name: 'Starting firewall'
service:
name: firewalld
state: started
enabled: yes
# Enabling SELinux
- name: Enabling SELinux on all nodes
shell: |
setenforce 1
sudo sed -i 's/^SELINUX=permissive$/SELINUX=enforcing/' /etc/selinux/config
#removing Docker repo
- name: removing Docker repo
command: yum-config-manager --disable docker-ce-stable
#removing K8s repo
- name: removing repository details in Kubernetes repo file.
blockinfile:
path: /etc/yum.repos.d/kubernetes.repo
state: absent
block: |
[kubernetes]
name=Kubernetes
baseurl=https://packages.cloud.google.com/yum/repos/kubernetes-el7-x86_64
enabled=1
gpgcheck=1
repo_gpgcheck=1
gpgkey=https://packages.cloud.google.com/yum/doc/yum-key.gpg
https://packages.cloud.google.com/yum/doc/rpm-package-key.gpg
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