type: charm
name: heat-k8s
summary: OpenStack heat service
description: |
  Heat is the main project in the OpenStack Orchestration program. It implements an
  orchestration engine to launch multiple composite cloud applications based on
  templates in the form of text files that can be treated like code.
assumes:
  - k8s-api
  - juju >= 3.1
links:
  source:
    - https://opendev.org/openstack/charm-heat-k8s
  issues:
    - https://bugs.launchpad.net/charm-heat-k8s

base: ubuntu@24.04
platforms:
  amd64:

config:
  options:
    debug:
      default: false
      description: Enable debug logging.
      type: boolean
    region:
      default: RegionOne
      description: Name of the OpenStack region
      type: string

containers:
  heat-api:
    resource: heat-api-image
  heat-api-cfn:
    resource: heat-api-image
  heat-engine:
    resource: heat-engine-image

resources:
  heat-api-image:
    type: oci-image
    description: OCI image for OpenStack Heat
    upstream-source: ghcr.io/canonical/heat-consolidated:2025.1
  heat-engine-image:
    type: oci-image
    description: OCI image for OpenStack Heat Engine
    upstream-source: ghcr.io/canonical/heat-consolidated:2025.1

requires:
  database:
    interface: mysql_client
    limit: 1
  identity-service:
    interface: keystone
  traefik-route-internal:
    interface: traefik_route
    limit: 1
  traefik-route-public:
    interface: traefik_route
    optional: true
    limit: 1
  amqp:
    interface: rabbitmq
  identity-ops:
    interface: keystone-resources
  receive-ca-cert:
    interface: certificate_transfer
    optional: true
  logging:
    interface: loki_push_api
    optional: true
  tracing:
    interface: tracing
    optional: true
    limit: 1

peers:
  peers:
    interface: heat-peer

parts:
  update-certificates:
    plugin: nil
    override-build: |
      apt update
      apt install -y ca-certificates
      update-ca-certificates
  charm:
    after:
      - update-certificates
    build-packages:
      - git
      - libffi-dev
      - libssl-dev
      - rustc
      - cargo
      - pkg-config
    charm-binary-python-packages:
      - cryptography
      - jsonschema
      - pydantic
      - jinja2
    build-snaps: [astral-uv]
    override-build: |
      uv export --frozen --no-hashes --format=requirements-txt -o requirements.txt
      craftctl default
    charm-requirements: [requirements.txt]