kubelet

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Ansible Role: kubelet

Role to install (by default) kubelet on Debian/Ubuntu and EL systems.

Requirements

None.

Role Variables

Available variables are listed below (located in defaults/main.yml):

Variables list:

kubelet_app: kubelet
kubelet_version: 1.31.0
kubelet_os: "{{ ansible_system | lower }}"
kubelet_architecture_map:
  amd64: amd64
  arm: arm64
  x86_64: amd64
  armv6l: armv6
  armv7l: armv7
  aarch64: arm64
  32-bit: "386"
  64-bit: amd64
kubelet_dl_url: https://dl.k8s.io/release/v{{ kubelet_version }}/bin/{{ kubelet_os }}/{{ kubelet_architecture_map[ansible_architecture] }}/{{ kubelet_app }}
kubelet_bin_path: /usr/local/bin
kubelet_file_mode: '0755'
kubelet_systemd_service_setup: true
kubelet_systemd_template_out_dir: /etc/systemd/system
kubelet_systemd_template_in_file: kubelet.service.j2
kubelet_systemd_template_out_file: kubelet.service
kubelet_systemd_dropin_dir: "{{ kubelet_systemd_template_out_dir }}/{{ kubelet_app }}.service.d"
kubelet_systemd_dropin_source_file: 10-kubeadm.conf.j2
kubelet_systemd_dropin_dest_file: 10-kubeadm.conf
kubelet_systemd_service_enable_state: yes
kubelet_systemd_service_state: started

Variables table:

Variable Description
kubelet_app Defines the app to install i.e. kubelet
kubelet_version Defined to dynamically fetch the desired version to install. Defaults to: 1.31.0
kubelet_os Defines OS type.
kubelet_architecture_map Defines os architecture. Used for obtaining the correct type of binaries based on OS System Architecture.
kubelet_dl_url Defines URL to download the kubelet binary from.
kubelet_bin_path Defined to dynamically set the appropriate path to store kubelet binary into. Defaults to (as generally available on any user's PATH): /usr/local/bin
kubelet_file_mode Mode for the binary file of kubelet.
kubelet_systemd_service_setup Boolean for whether systemd service setup (systemd service generation, systemd boot start and state change) for kubelet needs to be performed.
kubelet_systemd_template_out_dir Destination directory to store the generated Jinja template for kubelet's systemd service.
kubelet_systemd_template_in_file Template (Jinja) file to use as source for kubelet's systemd service.
kubelet_systemd_template_out_file Destination filename for kubelet's systemd service.
kubelet_systemd_dropin_dir Directory to store the systemd drop-in for kubelet.
kubelet_systemd_dropin_source_file Source template for kubelet's systemd-dropin.
kubelet_systemd_dropin_dest_file Destination filename for kubelet's systemd-dropin.
kubelet_systemd_service_enable_state Defined to enable kubelet systemd service at boot.
kubelet_systemd_service_state Defined to set the state of the kubelet systemd service

Dependencies

None

Example Playbook

For default behaviour of role (i.e. installation of kubelet) in ansible playbooks.

- hosts: servers
  roles:
    - darkwizard242.kubelet

For customizing behavior of role (i.e. specifying the desired kubelet version) in ansible playbooks.

- hosts: servers
  roles:
    - darkwizard242.kubelet
  vars:
    kubelet_version: 1.22.0

For customizing behavior of role (i.e. placing binary of kubelet package in different location) in ansible playbooks.

- hosts: servers
  roles:
    - darkwizard242.kubelet
  vars:
    kubelet_bin_path: /bin/

License

MIT

Author Information

This role was created by Ali Muhammad

About

Installs/Uninstalls 'kubelet', Node Agent for Kubernetes Cluster.

Install
ansible-galaxy install darkwizard242/ansible-role-kubelet
GitHub repository
License
mit
Downloads
2107
Owner
Senior DevOps/CloudOps Engineer. Dedicated to Automating everything I come across. Love to work on and learn new technologies/tools everyday!