# To contribute improvements to CI/CD templates, please follow the Development guide at:
# https://docs.gitlab.com/ee/development/cicd/templates.html
# This specific template is located at:
# https://gitlab.com/gitlab-org/gitlab/-/blob/master/lib/gitlab/ci/templates/Security/Coverage-Fuzzing.gitlab-ci.yml

# Read more about this feature https://docs.gitlab.com/ee/user/application_security/coverage_fuzzing
#
# Configure coverage fuzzing with CI/CD variables (https://docs.gitlab.com/ee/ci/variables/index.html).
# List of available variables: https://docs.gitlab.com/ee/user/application_security/coverage_fuzzing/#available-cicd-variables

variables:
  # Which branch we want to run full fledged long running fuzzing jobs.
  # All others will run fuzzing regression
  COVFUZZ_BRANCH: "$CI_DEFAULT_BRANCH"
  # This is using semantic version and will always download latest v3 gitlab-cov-fuzz release
  COVFUZZ_VERSION: v3
  # This is for users who have an offline environment and will have to replicate gitlab-cov-fuzz release binaries
  # to their own servers
  COVFUZZ_URL_PREFIX: "https://gitlab.com/security-products/gitlab-cov-fuzz/-/raw"


coverage_fuzzing_unlicensed:
  stage: .pre
  allow_failure: true
  rules:
    - if: $GITLAB_FEATURES !~ /\bcoverage_fuzzing\b/ && $COVFUZZ_DISABLED == null
  script:
    - echo "ERROR Your GitLab project is missing licensing for Coverage Fuzzing" && exit 1

.fuzz_base:
  stage: fuzz
  allow_failure: true
  before_script:
    - export COVFUZZ_JOB_TOKEN="$CI_JOB_TOKEN"
    - export COVFUZZ_PRIVATE_TOKEN="$CI_PRIVATE_TOKEN"
    - export COVFUZZ_PROJECT_PATH="$CI_PROJECT_PATH"
    - export COVFUZZ_PROJECT_ID="$CI_PROJECT_ID"
    - if [ -x "$(command -v apt-get)" ] ; then apt-get update && apt-get install -y wget; fi
    - wget -O gitlab-cov-fuzz "${COVFUZZ_URL_PREFIX}"/"${COVFUZZ_VERSION}"/binaries/gitlab-cov-fuzz_Linux_x86_64
    - chmod a+x gitlab-cov-fuzz
    - export REGRESSION=true
    - if [[ "$CI_COMMIT_BRANCH" = "$COVFUZZ_BRANCH" ]]; then REGRESSION=false; fi;
  artifacts:
    paths:
      - corpus
      - crashes
      - gl-coverage-fuzzing-report.json
    reports:
      coverage_fuzzing: gl-coverage-fuzzing-report.json
    when: always
  rules:
    - if: $COVFUZZ_DISABLED
      when: never

    # Add the job to merge request pipelines if there's an open merge request.
    - if: $CI_PIPELINE_SOURCE == "merge_request_event" &&
          $GITLAB_FEATURES =~ /\bcoverage_fuzzing\b/

    # Don't add it to a *branch* pipeline if it's already in a merge request pipeline.
    - if: $CI_OPEN_MERGE_REQUESTS
      when: never

    # Add the job to branch pipelines.
    - if: $CI_COMMIT_BRANCH && $GITLAB_FEATURES =~ /\bcoverage_fuzzing\b/