grafana/scripts/drone/utils/utils.star

load(
    'scripts/drone/steps/lib.star',
    'download_grabpl_step',
    'slack_step',
)

load(
    'scripts/drone/vault.star',
    'from_secret',
    'pull_secret',
)

failure_template = 'Build {{build.number}} failed for commit: <https://github.com/{{repo.owner}}/{{repo.name}}/commit/{{build.commit}}|{{ truncate build.commit 8 }}>: {{build.link}}\nBranch: <https://github.com/{{ repo.owner }}/{{ repo.name }}/commits/{{ build.branch }}|{{ build.branch }}>\nAuthor: {{build.author}}'
drone_change_template = '`.drone.yml` and `starlark` files have been changed on the OSS repo, by: {{build.author}}. \nBranch: <https://github.com/{{ repo.owner }}/{{ repo.name }}/commits/{{ build.branch }}|{{ build.branch }}>\nCommit hash: <https://github.com/{{repo.owner}}/{{repo.name}}/commit/{{build.commit}}|{{ truncate build.commit 8 }}>'


def pipeline(
    name,
    edition,
    trigger,
    steps,
    services=[],
    platform='linux',
    depends_on=[],
    environment=None,
    volumes=[],
):
    if platform != 'windows':
        platform_conf = {
            'platform': {'os': 'linux', 'arch': 'amd64'},
            # A shared cache is used on the host
            # To avoid issues with parallel builds, we run this repo on single build agents
            'node': {'type': 'no-parallel'},
        }
    else:
        platform_conf = {
            'platform': {
                'os': 'windows',
                'arch': 'amd64',
                'version': '1809',
            }
        }

    pipeline = {
        'kind': 'pipeline',
        'type': 'docker',
        'name': name,
        'trigger': trigger,
        'services': services,
        'steps': steps,
        'clone': {
            'retries': 3,
        },
        'volumes': [
            {
                'name': 'docker',
                'host': {
                    'path': '/var/run/docker.sock',
                },
            }
        ],
        'depends_on': depends_on,
        'image_pull_secrets': [pull_secret],
    }
    if environment:
        pipeline.update(
            {
                'environment': environment,
            }
        )

    pipeline['volumes'].extend(volumes)
    pipeline.update(platform_conf)

    if edition in ('enterprise', 'enterprise2'):
        # We have a custom clone step for enterprise
        pipeline['clone'] = {
            'disable': True,
        }

    return pipeline


def notify_pipeline(
    name, slack_channel, trigger, depends_on=[], template=None, secret=None
):
    trigger = dict(trigger)
    return {
        'kind': 'pipeline',
        'type': 'docker',
        'platform': {
            'os': 'linux',
            'arch': 'amd64',
        },
        'name': name,
        'trigger': trigger,
        'steps': [
            slack_step(slack_channel, template, secret),
        ],
        'clone': {
            'retries': 3,
        },
        'depends_on': depends_on,
    }


# TODO: this overrides any existing dependencies because we're following the existing logic
# it should append to any existing dependencies
def with_deps(steps, deps=[]):
    for step in steps:
        step['depends_on'] = deps
    return steps