Merge pull request #220 from kubespray/deploy_application_with_kpm
Add kpm role
This commit is contained in:
commit
587c8f4701
7 changed files with 152 additions and 5 deletions
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@ -14,3 +14,7 @@
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- hosts: k8s-cluster
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roles:
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- { role: dnsmasq, tags: dnsmasq }
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- hosts: kube-master[0]
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roles:
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- {role: kubernetes-apps, tags: apps}
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@ -134,3 +134,11 @@ dns_server: "{{ kube_service_addresses|ipaddr('net')|ipaddr(2)|ipaddr('address')
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## An obvious use case is allowing insecure-registry access
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## to self hosted registries like so:
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docker_options: "--insecure-registry={{ kube_service_addresses }}"
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# default packages to install within the cluster
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kpm_packages:
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- name: kube-system/kubedns
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namespace: kube-system
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variables:
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cluster_ip: "{{skydns_server}}"
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# - name: kube-system/grafana
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111
library/kpm.py
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111
library/kpm.py
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@ -0,0 +1,111 @@
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#!/usr/bin/python
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# -*- coding: utf-8 -*-
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import kpm.deploy
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from ansible.module_utils.basic import *
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DOCUMENTATION = """
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---
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module: kpm
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short_description: Application deployment on kubernetes with kpm registry
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description:
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- Create, remove, and update resources within a Kubernetes Cluster
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version_added: "2.0"
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options:
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name:
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required: true
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default: null
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description:
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- The name of the kpm package
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namespace:
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required: false
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default: 'default'
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description:
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- The namespace to deploy package. It will be created if doesn't exist
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force:
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required: false
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default: false
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description:
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- A flag to indicate to force delete, replace.
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registry:
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required: false
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default: 'https://api.kpm.sh'
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description:
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- The registry url to fetch packages
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version:
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required: false
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default: 'None'
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description:
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- The package version
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variables:
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required: false
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default: 'None'
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description:
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- Set package variables
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state:
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required: false
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choices: ['present', 'absent']
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default: present
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description:
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- present handles checking existence or creating resources,
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absent handles deleting resource(s).
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requirements:
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- kubectl
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- kpm
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author: "Antoine Legrand (ant31_2t@msn.com)"
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"""
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EXAMPLES = """
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- name: check presence or install ghost
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kpm: name=ghost/ghost state=present
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- name: check absence or remove rocketchat
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kpm: name=ant31/rocketchat state=absent
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"""
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RETURN = """
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"""
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def check_changed(result, state='present'):
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no_change = ["ok", 'protected', 'absent']
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for r in result:
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if r['status'] not in no_change:
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return True
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return False
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def main():
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module = AnsibleModule(
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supports_check_mode=True,
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argument_spec = dict(
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version = dict(default=None, required=False),
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state = dict(default='present', choices=['present', 'absent']),
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name = dict(required=True),
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force = dict(required=False, default=False, type='bool'),
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variables = dict(required=False, default=None, type='dict'),
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registry = dict(required=False, default="https://api.kpm.sh"),
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namespace=dict(default='default', required=False)))
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params = {"version": module.params.get("version"),
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"namespace": module.params.get('namespace'),
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"variables": module.params.get('variables'),
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"endpoint": module.params.get('registry'),
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"dry": module.check_mode,
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"proxy": None,
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"fmt": "json"}
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state = module.params.get("state")
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try:
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if state == 'present':
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r = kpm.deploy.deploy(module.params.get('name'), **params)
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elif state == 'absent':
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r = kpm.deploy.delete(module.params.get('name'), **params)
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except Exception as e:
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module.fail_json(msg=e.message)
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res = {}
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res['kpm'] = r
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res['changed'] = check_changed(r, state)
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module.exit_json(**res)
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if __name__ == '__main__':
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main()
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4
roles/kubernetes-apps/defaults/main.yaml
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4
roles/kubernetes-apps/defaults/main.yaml
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@ -0,0 +1,4 @@
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---
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kpm_registry: "https://api.kpm.sh"
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kpm_namespace: "default"
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kpm_packages: []
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25
roles/kubernetes-apps/tasks/main.yaml
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25
roles/kubernetes-apps/tasks/main.yaml
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@ -0,0 +1,25 @@
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- name: Install pip
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action:
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module: "{{ ansible_pkg_mgr }}"
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name: "python-pip"
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state: latest
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when: ansible_os_family != "CoreOS" and kpm_packages | length > 0
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- name: install kpm
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pip:
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name: "kpm"
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state: "latest"
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when: kpm_packages | length > 0
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- name: manage kubernetes applications
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kpm:
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namespace: "{{item.namespace | default(kpm_namespace | default('default'))}}"
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registry: "{{item.registry | default(kpm_registry | default('https://api.kpm.sh'))}}"
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state: "{{item.state | default(omit)}}"
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version: "{{item.version | default(omit)}}"
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variables: "{{item.variables | default(omit)}}"
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name: "{{item.name}}"
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with_items: "{{kpm_packages}}"
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register: kpmresults
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environment:
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PATH: "{{ ansible_env.PATH }}:{{ bin_dir }}"
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@ -2,7 +2,6 @@
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run_gitinfos: false
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common_required_pkgs:
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- python-pip
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- python-httplib2
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- openssl
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- curl
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@ -106,8 +106,4 @@
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mode: 0640
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when: cloud_provider is defined and cloud_provider == "openstack"
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- name: Install kpm
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pip:
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name: "kpm"
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- include: etchosts.yml
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