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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.
---
#Disabling Swap
- name: Disabling Swap on all nodes
shell: swapoff -a
#Commenting Swap entries
- name: Commenting Swap entries in /etc/fstab
replace:
path: /etc/fstab
regexp: '(^/.*swap*)'
replace: '# \1'
#Stopping firewalld
- name: 'Stopping firewall'
service:
name: firewalld
state: stopped
enabled: no
#Disabling SELinux
- name: Disabling SELinux on all nodes
shell: |
setenforce 0
sudo sed -i 's/^SELINUX=enforcing$/SELINUX=permissive/' /etc/selinux/config
#installing docker
- name: Installing Docker
shell: yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo
#Adding K8s repo
- name: Adding repository details in Kubernetes repo file.
blockinfile:
path: /etc/yum.repos.d/kubernetes.repo
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
#installing K8s ans docker
- name: Installing K8s
yum:
name: ['kubeadm', 'kubectl', 'kubelet', 'docker-ce']
state: present
#Starting docker and kubelet services
- name: Starting and Enabling the required services
service:
name: "{{ item }}"
state: started
enabled: yes
with_items:
- docker
- kubelet
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