Agnostic Scheduler
Usage (server)
Usage of ./scheduler:
-debug
Debug mode.
Environment variable: DEBUG
-git-ssh-private-key string
The path of the SSH private key used to authenticate to the git repository. Used only when 'git-url' is an SSH URL.
Environment variable: GIT_SSH_PRIVATE_KEY
-git-url string
The URL of the git repository where the scheduler will find its configuration. SSH is assumed, unless the URL starts with 'http'.
Environment variable: GIT_URL
(default "git@github.com:redhat-gpe/scheduler-config.git")
-redis-url string
The URL to access redis. The format is described by the IANA specification for the scheme, see https://www.iana.org/assignments/uri-schemes/prov/redis
Environment variable: REDIS_URL
(default "redis://localhost:6379")Example using the scheduler (client)
Here is an example how the scheduler can be used from ansible.
Input variables
agnosticv_meta:
scheduler:
enable: true
data:
cloud_preference:
purpose: development
region: '{{ region }}'
uuid: '{{ uuid }}'
endpoint: /api/v1/schedule
url: https://scheduler.example.comPlaybook to schedule or retrieve a placement using UUID
- name: Schedule or retrieve a placement using UUID
hosts: localhost
gather_facts: false
tasks:
- name: Schedule a placement
uri:
url: "{{ agnosticv_meta.scheduler.url + agnosticv_meta.scheduler.endpoint }}"
validate_certs: "{{ agnosticv_meta.scheduler.validate_certs | default(false) }}"
return_content: true
method: POST
body_format: json
body: "{{ agnosticv_meta.scheduler.data }}"
status_code: [200, 400]
register: r_placement
retries: 10
delay: 30
until: r_placement is succeeded
- when: >-
r_placement.status == 400
and 'service uuid already has a placement' in r_placement.json.message
name: Get placement using uuid
uri:
url: "{{ agnosticv_meta.scheduler.url }}/api/v1/placements/{{ uuid }}"
validate_certs: "{{ agnosticv_meta.scheduler.validate_certs | default(false) }}"
return_content: true
method: GET
register: r_placement
retries: 10
delay: 30
until: r_placement is succeeded
- debug:
msg: "{{ r_placement.json.cloud.name }}"-
Playbook to delete placement using UUID
- name: Delete placement using UUID
hosts: localhost
gather_facts: false
tasks:
- name: Delete placement using uuid
uri:
url: "{{ agnosticv_meta.scheduler.url }}/api/v1/placements/{{ uuid }}"
validate_certs: "{{ agnosticv_meta.scheduler.validate_certs | default(false) }}"
return_content: true
method: DELETE
register: r_placement
retries: 10
delay: 30
until: r_placement is succeeded
License
The scripts and documentation in this project are released under the MIT License
Contributions
Contributions are welcome! See Contributor’s Guide