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# frozen_string_literal: true
module Ci
# This class loops through all builds with exposed artifacts and returns
# basic information about exposed artifacts for given jobs for the frontend
# to display them as custom links in the merge request.
#
# This service must be used with care.
# Looking for exposed artifacts is very slow and should be done asynchronously.
class FindExposedArtifactsService < ::BaseService
include Gitlab::Routing
MAX_EXPOSED_ARTIFACTS = 10
def for_pipeline(pipeline, limit: MAX_EXPOSED_ARTIFACTS)
results = []
pipeline.builds.latest.with_exposed_artifacts.find_each do |job|
if job_exposed_artifacts = for_job(job)
results << job_exposed_artifacts
end
break if results.size >= limit
end
results
end
def for_job(job)
return unless job.has_exposed_artifacts?
metadata_entries = first_2_metadata_entries_for_artifacts_paths(job)
return if metadata_entries.empty?
{
text: job.artifacts_expose_as,
url: path_for_entries(metadata_entries, job),
job_path: project_job_path(job.project, job),
job_name: job.name
}
end
private
# we don't need to fetch all artifacts entries for a job because
# it could contain many. We only need to know whether it has 1 or more
# artifacts, so fetching the first 2 would be sufficient.
def first_2_metadata_entries_for_artifacts_paths(job)
return [] unless job.artifacts_metadata
job.artifacts_paths
.lazy
.map { |path| job.artifacts_metadata_entry(path, recursive: true) }
.select { |entry| entry.exists? }
.first(2)
end
def path_for_entries(entries, job)
return if entries.empty?
if single_artifact?(entries)
file_project_job_artifacts_path(job.project, job, entries.first.path)
else
browse_project_job_artifacts_path(job.project, job)
end
end
def single_artifact?(entries)
entries.size == 1 && entries.first.file?
end
end
end
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