debian-mirror-gitlab/app/workers/process_commit_worker.rb
2018-11-18 11:00:15 +05:30

89 lines
3.2 KiB
Ruby

# frozen_string_literal: true
# Worker for processing individiual commit messages pushed to a repository.
#
# Jobs for this worker are scheduled for every commit that is being pushed. As a
# result of this the workload of this worker should be kept to a bare minimum.
# Consider using an extra worker if you need to add any extra (and potentially
# slow) processing of commits.
class ProcessCommitWorker
include ApplicationWorker
# project_id - The ID of the project this commit belongs to.
# user_id - The ID of the user that pushed the commit.
# commit_hash - Hash containing commit details to use for constructing a
# Commit object without having to use the Git repository.
# default - The data was pushed to the default branch.
def perform(project_id, user_id, commit_hash, default = false)
project = Project.find_by(id: project_id)
return unless project
return if commit_exists_in_upstream?(project, commit_hash)
user = User.find_by(id: user_id)
return unless user
commit = build_commit(project, commit_hash)
author = commit.author || user
process_commit_message(project, commit, user, author, default)
update_issue_metrics(commit, author)
end
def process_commit_message(project, commit, user, author, default = false)
# Ignore closing references from GitLab-generated commit messages.
find_closing_issues = default && !commit.merged_merge_request?(user)
closed_issues = find_closing_issues ? commit.closes_issues(user) : []
close_issues(project, user, author, commit, closed_issues) if closed_issues.any?
commit.create_cross_references!(author, closed_issues)
end
def close_issues(project, user, author, commit, issues)
# We don't want to run permission related queries for every single issue,
# therefore we use IssueCollection here and skip the authorization check in
# Issues::CloseService#execute.
IssueCollection.new(issues).updatable_by_user(user).each do |issue|
Issues::CloseService.new(project, author)
.close_issue(issue, commit: commit)
end
end
def update_issue_metrics(commit, author)
mentioned_issues = commit.all_references(author).issues
return if mentioned_issues.empty?
Issue::Metrics.where(issue_id: mentioned_issues.map(&:id), first_mentioned_in_commit_at: nil)
.update_all(first_mentioned_in_commit_at: commit.committed_date)
end
def build_commit(project, hash)
date_suffix = '_date'
# When processing Sidekiq payloads various timestamps are stored as Strings.
# Commit in turn expects Time-like instances upon input, so we have to
# manually parse these values.
hash.each do |key, value|
if key.to_s.end_with?(date_suffix) && value.is_a?(String)
hash[key] = Time.parse(value)
end
end
Commit.from_hash(hash, project)
end
private
# Avoid reprocessing commits that already exist in the upstream
# when project is forked. This will also prevent duplicated system notes.
def commit_exists_in_upstream?(project, commit_hash)
upstream_project = project.fork_source
return false unless upstream_project
commit_id = commit_hash.with_indifferent_access[:id]
upstream_project.commit(commit_id).present?
end
end