debian-mirror-gitlab/danger/feature_flag/Dangerfile
2021-09-04 02:52:04 +05:30

94 lines
3.5 KiB
Ruby

# frozen_string_literal: true
# rubocop:disable Style/SignalException
SEE_DOC = "See the [feature flag documentation](https://docs.gitlab.com/ee/development/feature_flags#feature-flag-definition-and-validation)."
FEATURE_FLAG_LABEL = "feature flag"
SUGGEST_MR_COMMENT = <<~SUGGEST_COMMENT
```suggestion
group: "%<group>s"
```
#{SEE_DOC}
SUGGEST_COMMENT
def check_feature_flag_yaml(feature_flag)
mr_group_label = helper.group_label
if feature_flag.group.nil?
message_for_feature_flag_missing_group!(feature_flag: feature_flag, mr_group_label: mr_group_label)
else
message_for_feature_flag_with_group!(feature_flag: feature_flag, mr_group_label: mr_group_label)
end
rescue Psych::Exception
# YAML could not be parsed, fail the build.
fail "#{gitlab.html_link(feature_flag.path)} isn't valid YAML! #{SEE_DOC}"
rescue StandardError => e
warn "There was a problem trying to check the Feature Flag file. Exception: #{e.class.name} - #{e.message}"
end
def message_for_feature_flag_missing_group!(feature_flag:, mr_group_label:)
if mr_group_label.nil?
warn "Consider setting `group` in #{gitlab.html_link(feature_flag.path)}. #{SEE_DOC}"
else
mr_line = feature_flag.raw.lines.find_index("group:\n")
if mr_line
markdown(format(SUGGEST_MR_COMMENT, group: mr_group_label), file: feature_flag.path, line: mr_line.succ)
else
warn %(Consider setting `group: "#{mr_group_label}"` in #{gitlab.html_link(feature_flag.path)}. #{SEE_DOC})
end
end
end
def message_for_feature_flag_with_group!(feature_flag:, mr_group_label:)
return if feature_flag.group_match_mr_label?(mr_group_label)
if mr_group_label.nil?
gitlab.api.update_merge_request(gitlab.mr_json['project_id'],
gitlab.mr_json['iid'],
add_labels: feature_flag.group)
else
fail %(`group` is set to ~"#{feature_flag.group}" in #{gitlab.html_link(feature_flag.path)}, which does not match ~"#{mr_group_label}" set on the MR!)
end
end
def feature_flag_file_added?
feature_flag.feature_flag_files(change_type: :added).any?
end
def feature_flag_file_added_or_removed?
feature_flag_file_added? || feature_flag.feature_flag_files(change_type: :deleted).any?
end
feature_flag.feature_flag_files(change_type: :added).each do |feature_flag|
check_feature_flag_yaml(feature_flag)
end
if helper.security_mr? && feature_flag_file_added?
fail "Feature flags are discouraged from security merge requests. Read the [security documentation](https://gitlab.com/gitlab-org/release/docs/-/blob/master/general/security/utilities/feature_flags.md) for details."
end
if feature_flag_file_added_or_removed?
new_mr_title = helper.mr_title.dup
new_mr_title << ' [RUN ALL RSPEC]' unless helper.run_all_rspec_mr?
new_mr_title << ' [RUN AS-IF-FOSS]' unless helper.run_as_if_foss_mr?
changes = {}
changes[:add_labels] = FEATURE_FLAG_LABEL unless helper.mr_has_labels?(FEATURE_FLAG_LABEL)
if new_mr_title != helper.mr_title
changes[:title] = new_mr_title
else
message "You're adding or removing a feature flag, your MR title needs to include `[RUN ALL RSPEC] [RUN AS-IF-FOSS]` (we may have updated it automatically for you and started a new MR pipeline) to ensure everything is covered."
end
if changes.any?
gitlab.api.update_merge_request(
gitlab.mr_json['project_id'],
gitlab.mr_json['iid'],
**changes
)
gitlab.api.post("/projects/#{gitlab.mr_json['project_id']}/merge_requests/#{gitlab.mr_json['iid']}/pipelines")
end
end