565 lines
16 KiB
Ruby
565 lines
16 KiB
Ruby
# frozen_string_literal: true
|
|
|
|
module API
|
|
module Helpers
|
|
include Gitlab::Utils
|
|
include Helpers::Pagination
|
|
|
|
SUDO_HEADER = "HTTP_SUDO"
|
|
GITLAB_SHARED_SECRET_HEADER = "Gitlab-Shared-Secret"
|
|
SUDO_PARAM = :sudo
|
|
API_USER_ENV = 'gitlab.api.user'
|
|
|
|
def declared_params(options = {})
|
|
options = { include_parent_namespaces: false }.merge(options)
|
|
declared(params, options).to_h.symbolize_keys
|
|
end
|
|
|
|
def check_unmodified_since!(last_modified)
|
|
if_unmodified_since = Time.parse(headers['If-Unmodified-Since']) rescue nil
|
|
|
|
if if_unmodified_since && last_modified && last_modified > if_unmodified_since
|
|
render_api_error!('412 Precondition Failed', 412)
|
|
end
|
|
end
|
|
|
|
def destroy_conditionally!(resource, last_updated: nil)
|
|
last_updated ||= resource.updated_at
|
|
|
|
check_unmodified_since!(last_updated)
|
|
|
|
status 204
|
|
|
|
if block_given?
|
|
yield resource
|
|
else
|
|
resource.destroy
|
|
end
|
|
end
|
|
|
|
# rubocop:disable Gitlab/ModuleWithInstanceVariables
|
|
# We can't rewrite this with StrongMemoize because `sudo!` would
|
|
# actually write to `@current_user`, and `sudo?` would immediately
|
|
# call `current_user` again which reads from `@current_user`.
|
|
# We should rewrite this in a way that using StrongMemoize is possible
|
|
def current_user
|
|
return @current_user if defined?(@current_user)
|
|
|
|
@current_user = initial_current_user
|
|
|
|
Gitlab::I18n.locale = @current_user&.preferred_language
|
|
|
|
sudo!
|
|
|
|
validate_access_token!(scopes: scopes_registered_for_endpoint) unless sudo?
|
|
|
|
save_current_user_in_env(@current_user) if @current_user
|
|
|
|
@current_user
|
|
end
|
|
# rubocop:enable Gitlab/ModuleWithInstanceVariables
|
|
|
|
def save_current_user_in_env(user)
|
|
env[API_USER_ENV] = { user_id: user.id, username: user.username }
|
|
end
|
|
|
|
def sudo?
|
|
initial_current_user != current_user
|
|
end
|
|
|
|
def user_group
|
|
@group ||= find_group!(params[:id])
|
|
end
|
|
|
|
def user_project
|
|
@project ||= find_project!(params[:id])
|
|
end
|
|
|
|
def wiki_page
|
|
page = ProjectWiki.new(user_project, current_user).find_page(params[:slug])
|
|
|
|
page || not_found!('Wiki Page')
|
|
end
|
|
|
|
def available_labels_for(label_parent, include_ancestor_groups: true)
|
|
search_params = { include_ancestor_groups: include_ancestor_groups }
|
|
|
|
if label_parent.is_a?(Project)
|
|
search_params[:project_id] = label_parent.id
|
|
else
|
|
search_params.merge!(group_id: label_parent.id, only_group_labels: true)
|
|
end
|
|
|
|
LabelsFinder.new(current_user, search_params).execute
|
|
end
|
|
|
|
def find_user(id)
|
|
UserFinder.new(id).find_by_id_or_username
|
|
end
|
|
|
|
# rubocop: disable CodeReuse/ActiveRecord
|
|
def find_project(id)
|
|
projects = Project.without_deleted
|
|
|
|
if id.is_a?(Integer) || id =~ /^\d+$/
|
|
projects.find_by(id: id)
|
|
elsif id.include?("/")
|
|
projects.find_by_full_path(id)
|
|
end
|
|
end
|
|
# rubocop: enable CodeReuse/ActiveRecord
|
|
|
|
def find_project!(id)
|
|
project = find_project(id)
|
|
|
|
if can?(current_user, :read_project, project)
|
|
project
|
|
else
|
|
not_found!('Project')
|
|
end
|
|
end
|
|
|
|
# rubocop: disable CodeReuse/ActiveRecord
|
|
def find_group(id)
|
|
if id.to_s =~ /^\d+$/
|
|
Group.find_by(id: id)
|
|
else
|
|
Group.find_by_full_path(id)
|
|
end
|
|
end
|
|
# rubocop: enable CodeReuse/ActiveRecord
|
|
|
|
def find_group!(id)
|
|
group = find_group(id)
|
|
|
|
if can?(current_user, :read_group, group)
|
|
group
|
|
else
|
|
not_found!('Group')
|
|
end
|
|
end
|
|
|
|
# rubocop: disable CodeReuse/ActiveRecord
|
|
def find_namespace(id)
|
|
if id.to_s =~ /^\d+$/
|
|
Namespace.find_by(id: id)
|
|
else
|
|
Namespace.find_by_full_path(id)
|
|
end
|
|
end
|
|
# rubocop: enable CodeReuse/ActiveRecord
|
|
|
|
def find_namespace!(id)
|
|
namespace = find_namespace(id)
|
|
|
|
if can?(current_user, :read_namespace, namespace)
|
|
namespace
|
|
else
|
|
not_found!('Namespace')
|
|
end
|
|
end
|
|
|
|
def find_branch!(branch_name)
|
|
if Gitlab::GitRefValidator.validate(branch_name)
|
|
user_project.repository.find_branch(branch_name) || not_found!('Branch')
|
|
else
|
|
render_api_error!('The branch refname is invalid', 400)
|
|
end
|
|
end
|
|
|
|
# rubocop: disable CodeReuse/ActiveRecord
|
|
def find_project_issue(iid)
|
|
IssuesFinder.new(current_user, project_id: user_project.id).find_by!(iid: iid)
|
|
end
|
|
# rubocop: enable CodeReuse/ActiveRecord
|
|
|
|
# rubocop: disable CodeReuse/ActiveRecord
|
|
def find_project_merge_request(iid)
|
|
MergeRequestsFinder.new(current_user, project_id: user_project.id).find_by!(iid: iid)
|
|
end
|
|
# rubocop: enable CodeReuse/ActiveRecord
|
|
|
|
def find_project_commit(id)
|
|
user_project.commit_by(oid: id)
|
|
end
|
|
|
|
# rubocop: disable CodeReuse/ActiveRecord
|
|
def find_merge_request_with_access(iid, access_level = :read_merge_request)
|
|
merge_request = user_project.merge_requests.find_by!(iid: iid)
|
|
authorize! access_level, merge_request
|
|
merge_request
|
|
end
|
|
# rubocop: enable CodeReuse/ActiveRecord
|
|
|
|
def find_build!(id)
|
|
user_project.builds.find(id.to_i)
|
|
end
|
|
|
|
def authenticate!
|
|
unauthorized! unless current_user
|
|
end
|
|
|
|
def authenticate_non_get!
|
|
authenticate! unless %w[GET HEAD].include?(route.request_method)
|
|
end
|
|
|
|
def authenticate_by_gitlab_shell_token!
|
|
input = params['secret_token']
|
|
input ||= Base64.decode64(headers[GITLAB_SHARED_SECRET_HEADER]) if headers.key?(GITLAB_SHARED_SECRET_HEADER)
|
|
|
|
input&.chomp!
|
|
|
|
unauthorized! unless Devise.secure_compare(secret_token, input)
|
|
end
|
|
|
|
def authenticated_with_full_private_access!
|
|
authenticate!
|
|
forbidden! unless current_user.full_private_access?
|
|
end
|
|
|
|
def authenticated_as_admin!
|
|
authenticate!
|
|
forbidden! unless current_user.admin?
|
|
end
|
|
|
|
def authorize!(action, subject = :global, reason = nil)
|
|
forbidden!(reason) unless can?(current_user, action, subject)
|
|
end
|
|
|
|
def authorize_push_project
|
|
authorize! :push_code, user_project
|
|
end
|
|
|
|
def authorize_admin_tag
|
|
authorize! :admin_tag, user_project
|
|
end
|
|
|
|
def authorize_admin_project
|
|
authorize! :admin_project, user_project
|
|
end
|
|
|
|
def authorize_read_builds!
|
|
authorize! :read_build, user_project
|
|
end
|
|
|
|
def authorize_destroy_artifacts!
|
|
authorize! :destroy_artifacts, user_project
|
|
end
|
|
|
|
def authorize_update_builds!
|
|
authorize! :update_build, user_project
|
|
end
|
|
|
|
def require_repository_enabled!(subject = :global)
|
|
not_found!("Repository") unless user_project.feature_available?(:repository, current_user)
|
|
end
|
|
|
|
def require_gitlab_workhorse!
|
|
unless env['HTTP_GITLAB_WORKHORSE'].present?
|
|
forbidden!('Request should be executed via GitLab Workhorse')
|
|
end
|
|
end
|
|
|
|
def require_pages_enabled!
|
|
not_found! unless user_project.pages_available?
|
|
end
|
|
|
|
def require_pages_config_enabled!
|
|
not_found! unless Gitlab.config.pages.enabled
|
|
end
|
|
|
|
def can?(object, action, subject = :global)
|
|
Ability.allowed?(object, action, subject)
|
|
end
|
|
|
|
# Checks the occurrences of required attributes, each attribute must be present in the params hash
|
|
# or a Bad Request error is invoked.
|
|
#
|
|
# Parameters:
|
|
# keys (required) - A hash consisting of keys that must be present
|
|
def required_attributes!(keys)
|
|
keys.each do |key|
|
|
bad_request!(key) unless params[key].present?
|
|
end
|
|
end
|
|
|
|
def attributes_for_keys(keys, custom_params = nil)
|
|
params_hash = custom_params || params
|
|
attrs = {}
|
|
keys.each do |key|
|
|
if params_hash[key].present? || (params_hash.key?(key) && params_hash[key] == false)
|
|
attrs[key] = params_hash[key]
|
|
end
|
|
end
|
|
permitted_attrs = ActionController::Parameters.new(attrs).permit!
|
|
permitted_attrs.to_h
|
|
end
|
|
|
|
# rubocop: disable CodeReuse/ActiveRecord
|
|
def filter_by_iid(items, iid)
|
|
items.where(iid: iid)
|
|
end
|
|
# rubocop: enable CodeReuse/ActiveRecord
|
|
|
|
# rubocop: disable CodeReuse/ActiveRecord
|
|
def filter_by_title(items, title)
|
|
items.where(title: title)
|
|
end
|
|
# rubocop: enable CodeReuse/ActiveRecord
|
|
|
|
def filter_by_search(items, text)
|
|
items.search(text)
|
|
end
|
|
|
|
def order_options_with_tie_breaker
|
|
order_options = { params[:order_by] => params[:sort] }
|
|
order_options['id'] ||= 'desc'
|
|
order_options
|
|
end
|
|
|
|
# error helpers
|
|
|
|
def forbidden!(reason = nil)
|
|
message = ['403 Forbidden']
|
|
message << " - #{reason}" if reason
|
|
render_api_error!(message.join(' '), 403)
|
|
end
|
|
|
|
def bad_request!(attribute)
|
|
message = ["400 (Bad request)"]
|
|
message << "\"" + attribute.to_s + "\" not given" if attribute
|
|
render_api_error!(message.join(' '), 400)
|
|
end
|
|
|
|
def not_found!(resource = nil)
|
|
message = ["404"]
|
|
message << resource if resource
|
|
message << "Not Found"
|
|
render_api_error!(message.join(' '), 404)
|
|
end
|
|
|
|
def unauthorized!
|
|
render_api_error!('401 Unauthorized', 401)
|
|
end
|
|
|
|
def not_allowed!
|
|
render_api_error!('405 Method Not Allowed', 405)
|
|
end
|
|
|
|
def conflict!(message = nil)
|
|
render_api_error!(message || '409 Conflict', 409)
|
|
end
|
|
|
|
def file_to_large!
|
|
render_api_error!('413 Request Entity Too Large', 413)
|
|
end
|
|
|
|
def not_modified!
|
|
render_api_error!('304 Not Modified', 304)
|
|
end
|
|
|
|
def no_content!
|
|
render_api_error!('204 No Content', 204)
|
|
end
|
|
|
|
def accepted!
|
|
render_api_error!('202 Accepted', 202)
|
|
end
|
|
|
|
def render_validation_error!(model)
|
|
if model.errors.any?
|
|
render_api_error!(model.errors.messages || '400 Bad Request', 400)
|
|
end
|
|
end
|
|
|
|
def render_spam_error!
|
|
render_api_error!({ error: 'Spam detected' }, 400)
|
|
end
|
|
|
|
def render_api_error!(message, status)
|
|
error!({ 'message' => message }, status, header)
|
|
end
|
|
|
|
def handle_api_exception(exception)
|
|
if report_exception?(exception)
|
|
define_params_for_grape_middleware
|
|
Gitlab::Sentry.context(current_user)
|
|
Gitlab::Sentry.track_acceptable_exception(exception, extra: params)
|
|
end
|
|
|
|
# lifted from https://github.com/rails/rails/blob/master/actionpack/lib/action_dispatch/middleware/debug_exceptions.rb#L60
|
|
trace = exception.backtrace
|
|
|
|
message = ["\n#{exception.class} (#{exception.message}):\n"]
|
|
message << exception.annoted_source_code.to_s if exception.respond_to?(:annoted_source_code)
|
|
message << " " << trace.join("\n ")
|
|
message = message.join
|
|
|
|
API.logger.add Logger::FATAL, message
|
|
|
|
response_message =
|
|
if Rails.env.test?
|
|
message
|
|
else
|
|
'500 Internal Server Error'
|
|
end
|
|
|
|
rack_response({ 'message' => response_message }.to_json, 500)
|
|
end
|
|
|
|
# project helpers
|
|
|
|
# rubocop: disable CodeReuse/ActiveRecord
|
|
def reorder_projects(projects)
|
|
projects.reorder(order_options_with_tie_breaker)
|
|
end
|
|
# rubocop: enable CodeReuse/ActiveRecord
|
|
|
|
def project_finder_params
|
|
project_finder_params_ce.merge(project_finder_params_ee)
|
|
end
|
|
|
|
# file helpers
|
|
|
|
def present_disk_file!(path, filename, content_type = 'application/octet-stream')
|
|
filename ||= File.basename(path)
|
|
header['Content-Disposition'] = ::Gitlab::ContentDisposition.format(disposition: 'attachment', filename: filename)
|
|
header['Content-Transfer-Encoding'] = 'binary'
|
|
content_type content_type
|
|
|
|
# Support download acceleration
|
|
case headers['X-Sendfile-Type']
|
|
when 'X-Sendfile'
|
|
header['X-Sendfile'] = path
|
|
body
|
|
else
|
|
file path
|
|
end
|
|
end
|
|
|
|
def present_carrierwave_file!(file, supports_direct_download: true)
|
|
return not_found! unless file&.exists?
|
|
|
|
if file.file_storage?
|
|
present_disk_file!(file.path, file.filename)
|
|
elsif supports_direct_download && file.class.direct_download_enabled?
|
|
redirect(file.url)
|
|
else
|
|
header(*Gitlab::Workhorse.send_url(file.url))
|
|
status :ok
|
|
body
|
|
end
|
|
end
|
|
|
|
protected
|
|
|
|
def project_finder_params_ce
|
|
finder_params = { without_deleted: true }
|
|
finder_params[:owned] = true if params[:owned].present?
|
|
finder_params[:non_public] = true if params[:membership].present?
|
|
finder_params[:starred] = true if params[:starred].present?
|
|
finder_params[:visibility_level] = Gitlab::VisibilityLevel.level_value(params[:visibility]) if params[:visibility]
|
|
finder_params[:archived] = archived_param unless params[:archived].nil?
|
|
finder_params[:search] = params[:search] if params[:search]
|
|
finder_params[:user] = params.delete(:user) if params[:user]
|
|
finder_params[:custom_attributes] = params[:custom_attributes] if params[:custom_attributes]
|
|
finder_params[:min_access_level] = params[:min_access_level] if params[:min_access_level]
|
|
finder_params
|
|
end
|
|
|
|
# Overridden in EE
|
|
def project_finder_params_ee
|
|
{}
|
|
end
|
|
|
|
private
|
|
|
|
# rubocop:disable Gitlab/ModuleWithInstanceVariables
|
|
def initial_current_user
|
|
return @initial_current_user if defined?(@initial_current_user)
|
|
|
|
begin
|
|
@initial_current_user = Gitlab::Auth::UniqueIpsLimiter.limit_user! { find_current_user! }
|
|
rescue Gitlab::Auth::UnauthorizedError
|
|
unauthorized!
|
|
end
|
|
end
|
|
# rubocop:enable Gitlab/ModuleWithInstanceVariables
|
|
|
|
def sudo!
|
|
return unless sudo_identifier
|
|
|
|
unauthorized! unless initial_current_user
|
|
|
|
unless initial_current_user.admin?
|
|
forbidden!('Must be admin to use sudo')
|
|
end
|
|
|
|
unless access_token
|
|
forbidden!('Must be authenticated using an OAuth or Personal Access Token to use sudo')
|
|
end
|
|
|
|
validate_access_token!(scopes: [:sudo])
|
|
|
|
sudoed_user = find_user(sudo_identifier)
|
|
not_found!("User with ID or username '#{sudo_identifier}'") unless sudoed_user
|
|
|
|
@current_user = sudoed_user # rubocop:disable Gitlab/ModuleWithInstanceVariables
|
|
end
|
|
|
|
def sudo_identifier
|
|
@sudo_identifier ||= params[SUDO_PARAM] || env[SUDO_HEADER]
|
|
end
|
|
|
|
def secret_token
|
|
Gitlab::Shell.secret_token
|
|
end
|
|
|
|
def send_git_blob(repository, blob)
|
|
env['api.format'] = :txt
|
|
content_type 'text/plain'
|
|
header['Content-Disposition'] = ::Gitlab::ContentDisposition.format(disposition: 'inline', filename: blob.name)
|
|
|
|
# Let Workhorse examine the content and determine the better content disposition
|
|
header[Gitlab::Workhorse::DETECT_HEADER] = "true"
|
|
|
|
header(*Gitlab::Workhorse.send_git_blob(repository, blob))
|
|
end
|
|
|
|
def send_git_archive(repository, **kwargs)
|
|
header(*Gitlab::Workhorse.send_git_archive(repository, **kwargs))
|
|
end
|
|
|
|
def send_artifacts_entry(build, entry)
|
|
header(*Gitlab::Workhorse.send_artifacts_entry(build, entry))
|
|
end
|
|
|
|
# The Grape Error Middleware only has access to `env` but not `params` nor
|
|
# `request`. We workaround this by defining methods that returns the right
|
|
# values.
|
|
def define_params_for_grape_middleware
|
|
self.define_singleton_method(:request) { ActionDispatch::Request.new(env) }
|
|
self.define_singleton_method(:params) { request.params.symbolize_keys }
|
|
end
|
|
|
|
# We could get a Grape or a standard Ruby exception. We should only report anything that
|
|
# is clearly an error.
|
|
def report_exception?(exception)
|
|
return true unless exception.respond_to?(:status)
|
|
|
|
exception.status == 500
|
|
end
|
|
|
|
def archived_param
|
|
return 'only' if params[:archived]
|
|
|
|
params[:archived]
|
|
end
|
|
|
|
def ip_address
|
|
env["action_dispatch.remote_ip"].to_s || request.ip
|
|
end
|
|
end
|
|
end
|
|
|
|
API::Helpers.prepend_if_ee('EE::API::Helpers')
|