.cirrus.yml

env:  # Global defaults
  CIRRUS_CLONE_DEPTH: 1
  PACKAGE_MANAGER_INSTALL: "chmod 1777 /tmp; apt-get update && apt-get install -y"
  MAKEJOBS: "-j10"
  TEST_RUNNER_PORT_MIN: "14000"  # Must be larger than 12321, which is used for the http cache. See https://cirrus-ci.org/guide/writing-tasks/#http-cache
  CI_FAILFAST_TEST_LEAVE_DANGLING: "1"  # Cirrus CI does not care about dangling process and setting this variable avoids killing the CI script itself on error
  CCACHE_SIZE: "200M"
  CCACHE_DIR: "/tmp/ccache_dir"
  CCACHE_NOHASHDIR: "1"  # Debug info might contain a stale path if the build dir changes, but this is fine

cirrus_ephemeral_worker_template_env: &CIRRUS_EPHEMERAL_WORKER_TEMPLATE_ENV
  DANGER_RUN_CI_ON_HOST: "1"  # Containers will be discarded after the run, so there is no risk that the ci scripts modify the system

persistent_worker_template_env: &PERSISTENT_WORKER_TEMPLATE_ENV
  RESTART_CI_DOCKER_BEFORE_RUN: "1"

persistent_worker_template: &PERSISTENT_WORKER_TEMPLATE
  persistent_worker: {}  # https://cirrus-ci.org/guide/persistent-workers/

# https://cirrus-ci.org/guide/tips-and-tricks/#sharing-configuration-between-tasks
filter_template: &FILTER_TEMPLATE
  skip: $CIRRUS_REPO_FULL_NAME == "bitcoin-core/gui" && $CIRRUS_PR == ""  # No need to run on the read-only mirror, unless it is a PR. https://cirrus-ci.org/guide/writing-tasks/#conditional-task-execution
  stateful: false  # https://cirrus-ci.org/guide/writing-tasks/#stateful-tasks

base_template: &BASE_TEMPLATE
  << : *FILTER_TEMPLATE
  merge_base_script:
    # Unconditionally install git (used in fingerprint_script).
    - bash -c "$PACKAGE_MANAGER_INSTALL git"
    - if [ "$CIRRUS_PR" = "" ]; then exit 0; fi
    - git fetch --depth=1 $CIRRUS_REPO_CLONE_URL "pull/${CIRRUS_PR}/merge"
    - git checkout FETCH_HEAD  # Use merged changes to detect silent merge conflicts
                               # Also, the merge commit is used to lint COMMIT_RANGE="HEAD~..HEAD"

main_template: &MAIN_TEMPLATE
  timeout_in: 120m  # https://cirrus-ci.org/faq/#instance-timed-out
  ccache_cache:
    folder: "/tmp/ccache_dir"
  ci_script:
    - ./ci/test_run_all.sh

container_depends_template: &CONTAINER_DEPENDS_TEMPLATE
  << : *BASE_TEMPLATE
  container:
    # https://cirrus-ci.org/faq/#are-there-any-limits
    # Each project has 16 CPU in total, assign 2 to each container, so that 8 tasks run in parallel
    cpu: 2
    greedy: true
    memory: 8G  # Set to 8GB to avoid OOM. https://cirrus-ci.org/guide/linux/#linux-containers
    dockerfile: ci/test_imagefile  # https://cirrus-ci.org/guide/docker-builder-vm/#dockerfile-as-a-ci-environment
  depends_built_cache:
    folder: "depends/built"
    fingerprint_script: echo $CIRRUS_TASK_NAME $(git rev-parse HEAD:depends)

global_task_template: &GLOBAL_TASK_TEMPLATE
  << : *CONTAINER_DEPENDS_TEMPLATE
  << : *MAIN_TEMPLATE

compute_credits_template: &CREDITS_TEMPLATE
  # https://cirrus-ci.org/pricing/#compute-credits
  # Only use credits for pull requests to the main repo
  use_compute_credits: $CIRRUS_REPO_FULL_NAME == 'bitcoin/bitcoin' && $CIRRUS_PR != ""

task:
  name: 'lint [bookworm]'
  << : *BASE_TEMPLATE
  container:
    image: debian:bookworm
    cpu: 1
    memory: 1G
  # For faster CI feedback, immediately schedule the linters
  << : *CREDITS_TEMPLATE
  python_cache:
    folder: "/tmp/python"
    fingerprint_script: cat .python-version /etc/os-release
  unshallow_script:
    - git fetch --unshallow --no-tags
  lint_script:
    - ./ci/lint_run_all.sh
  env:
    << : *CIRRUS_EPHEMERAL_WORKER_TEMPLATE_ENV