2016-04-25 03:30:20 +00:00
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module API
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module Helpers
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2016-10-28 20:56:13 +00:00
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include Gitlab::Utils
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2016-12-07 12:15:01 +00:00
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include Helpers::Pagination
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2016-10-28 20:56:13 +00:00
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2017-02-21 23:32:18 +00:00
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SUDO_HEADER = "HTTP_SUDO".freeze
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2016-04-25 03:30:20 +00:00
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SUDO_PARAM = :sudo
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2016-11-10 15:32:59 +00:00
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def declared_params(options = {})
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options = { include_parent_namespaces: false }.merge(options)
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declared(params, options).to_h.symbolize_keys
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end
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2016-04-25 03:30:20 +00:00
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def current_user
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2016-12-09 17:48:20 +00:00
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return @current_user if defined?(@current_user)
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2016-04-25 03:30:20 +00:00
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2016-12-09 17:48:20 +00:00
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@current_user = initial_current_user
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2016-04-25 03:30:20 +00:00
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2016-12-09 17:48:20 +00:00
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sudo!
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2016-04-25 03:30:20 +00:00
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@current_user
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end
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2016-12-09 17:48:20 +00:00
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def sudo?
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initial_current_user != current_user
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2016-04-25 03:30:20 +00:00
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end
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def user_project
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2016-11-24 13:40:35 +00:00
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@project ||= find_project!(params[:id])
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2016-04-25 03:30:20 +00:00
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end
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2016-10-13 21:34:44 +00:00
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def available_labels
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@available_labels ||= LabelsFinder.new(current_user, project_id: user_project.id).execute
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end
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2016-12-13 14:53:00 +00:00
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def find_user(id)
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if id =~ /^\d+$/
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User.find_by(id: id)
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else
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User.find_by(username: id)
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end
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end
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2016-04-25 03:30:20 +00:00
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def find_project(id)
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2016-11-24 13:40:35 +00:00
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if id =~ /^\d+$/
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Project.find_by(id: id)
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else
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2017-02-02 23:43:19 +00:00
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Project.find_by_full_path(id)
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2016-11-24 13:40:35 +00:00
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end
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end
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def find_project!(id)
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project = find_project(id)
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2016-04-25 03:30:20 +00:00
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2016-06-23 15:14:31 +00:00
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if can?(current_user, :read_project, project)
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2016-04-25 03:30:20 +00:00
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project
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else
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2016-06-23 15:14:31 +00:00
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not_found!('Project')
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2016-04-25 03:30:20 +00:00
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end
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end
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def find_group(id)
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2016-11-24 15:58:32 +00:00
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if id =~ /^\d+$/
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Group.find_by(id: id)
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else
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2016-10-31 11:00:53 +00:00
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Group.find_by_full_path(id)
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2016-11-24 15:58:32 +00:00
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end
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end
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def find_group!(id)
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group = find_group(id)
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2016-04-25 03:30:20 +00:00
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if can?(current_user, :read_group, group)
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group
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else
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not_found!('Group')
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end
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end
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2016-05-12 20:48:09 +00:00
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def find_project_label(id)
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2016-10-13 21:34:44 +00:00
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label = available_labels.find_by_id(id) || available_labels.find_by_title(id)
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2016-05-12 20:48:09 +00:00
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label || not_found!('Label')
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end
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def find_project_issue(id)
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2016-11-22 10:25:04 +00:00
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IssuesFinder.new(current_user, project_id: user_project.id).find(id)
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2016-05-12 20:48:09 +00:00
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end
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2017-01-18 16:48:16 +00:00
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def find_project_merge_request(id)
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MergeRequestsFinder.new(current_user, project_id: user_project.id).find(id)
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2016-04-25 03:30:20 +00:00
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end
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2017-01-03 18:03:13 +00:00
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def find_merge_request_with_access(id, access_level = :read_merge_request)
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merge_request = user_project.merge_requests.find(id)
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authorize! access_level, merge_request
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merge_request
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end
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2016-04-25 03:30:20 +00:00
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def authenticate!
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unauthorized! unless current_user
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end
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2016-11-30 14:48:19 +00:00
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def authenticate_non_get!
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2016-12-23 16:03:25 +00:00
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authenticate! unless %w[GET HEAD].include?(route.request_method)
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2016-11-30 14:48:19 +00:00
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end
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2016-04-25 03:30:20 +00:00
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def authenticate_by_gitlab_shell_token!
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input = params['secret_token'].try(:chomp)
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unless Devise.secure_compare(secret_token, input)
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unauthorized!
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end
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end
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def authenticated_as_admin!
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2016-11-30 14:48:19 +00:00
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authenticate!
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2016-04-25 03:30:20 +00:00
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forbidden! unless current_user.is_admin?
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end
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2016-08-18 23:12:32 +00:00
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def authorize!(action, subject = nil)
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2016-06-23 15:14:31 +00:00
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forbidden! unless can?(current_user, action, subject)
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2016-04-25 03:30:20 +00:00
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end
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def authorize_push_project
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authorize! :push_code, user_project
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end
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def authorize_admin_project
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authorize! :admin_project, user_project
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end
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def require_gitlab_workhorse!
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unless env['HTTP_GITLAB_WORKHORSE'].present?
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forbidden!('Request should be executed via GitLab Workhorse')
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end
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end
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def can?(object, action, subject)
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2016-08-08 18:55:13 +00:00
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Ability.allowed?(object, action, subject)
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2016-04-25 03:30:20 +00:00
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end
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# Checks the occurrences of required attributes, each attribute must be present in the params hash
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# or a Bad Request error is invoked.
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#
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# Parameters:
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# keys (required) - A hash consisting of keys that must be present
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def required_attributes!(keys)
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keys.each do |key|
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bad_request!(key) unless params[key].present?
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end
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end
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def attributes_for_keys(keys, custom_params = nil)
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params_hash = custom_params || params
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attrs = {}
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keys.each do |key|
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2017-02-21 22:31:14 +00:00
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if params_hash[key].present? || (params_hash.has_key?(key) && params_hash[key] == false)
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2016-04-25 03:30:20 +00:00
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attrs[key] = params_hash[key]
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end
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end
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ActionController::Parameters.new(attrs).permit!
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end
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def filter_by_iid(items, iid)
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items.where(iid: iid)
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end
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# error helpers
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def forbidden!(reason = nil)
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message = ['403 Forbidden']
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message << " - #{reason}" if reason
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render_api_error!(message.join(' '), 403)
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end
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def bad_request!(attribute)
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message = ["400 (Bad request)"]
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message << "\"" + attribute.to_s + "\" not given"
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render_api_error!(message.join(' '), 400)
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end
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def not_found!(resource = nil)
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message = ["404"]
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message << resource if resource
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message << "Not Found"
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render_api_error!(message.join(' '), 404)
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end
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def unauthorized!
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render_api_error!('401 Unauthorized', 401)
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end
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def not_allowed!
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render_api_error!('405 Method Not Allowed', 405)
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end
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def conflict!(message = nil)
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render_api_error!(message || '409 Conflict', 409)
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end
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def file_to_large!
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render_api_error!('413 Request Entity Too Large', 413)
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end
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def not_modified!
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render_api_error!('304 Not Modified', 304)
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end
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2016-09-06 12:30:54 +00:00
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def no_content!
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render_api_error!('204 No Content', 204)
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end
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2017-02-22 17:37:13 +00:00
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def accepted!
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render_api_error!('202 Accepted', 202)
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end
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2016-04-25 03:30:20 +00:00
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def render_validation_error!(model)
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if model.errors.any?
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render_api_error!(model.errors.messages || '400 Bad Request', 400)
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end
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end
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2017-02-14 19:07:11 +00:00
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def render_spam_error!
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render_api_error!({ error: 'Spam detected' }, 400)
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end
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2016-04-25 03:30:20 +00:00
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def render_api_error!(message, status)
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2017-01-19 22:41:12 +00:00
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error!({ 'message' => message }, status, header)
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2016-04-25 03:30:20 +00:00
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end
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2016-08-19 00:06:33 +00:00
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def handle_api_exception(exception)
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if sentry_enabled? && report_exception?(exception)
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define_params_for_grape_middleware
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sentry_context
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Raven.capture_exception(exception)
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end
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# lifted from https://github.com/rails/rails/blob/master/actionpack/lib/action_dispatch/middleware/debug_exceptions.rb#L60
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trace = exception.backtrace
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message = "\n#{exception.class} (#{exception.message}):\n"
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message << exception.annoted_source_code.to_s if exception.respond_to?(:annoted_source_code)
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message << " " << trace.join("\n ")
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API.logger.add Logger::FATAL, message
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rack_response({ 'message' => '500 Internal Server Error' }.to_json, 500)
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end
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2016-11-22 16:58:10 +00:00
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# project helpers
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2016-04-25 03:30:20 +00:00
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def filter_projects(projects)
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2017-02-01 10:23:57 +00:00
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if params[:owned]
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projects = projects.merge(current_user.owned_projects)
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end
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if params[:starred]
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projects = projects.merge(current_user.starred_projects)
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end
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2016-04-25 03:30:20 +00:00
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if params[:search].present?
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projects = projects.search(params[:search])
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end
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if params[:visibility].present?
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projects = projects.search_by_visibility(params[:visibility])
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end
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2016-11-09 14:51:27 +00:00
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projects = projects.where(archived: params[:archived])
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projects.reorder(params[:order_by] => params[:sort])
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2016-04-25 03:30:20 +00:00
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end
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# file helpers
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def uploaded_file(field, uploads_path)
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if params[field]
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bad_request!("#{field} is not a file") unless params[field].respond_to?(:filename)
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return params[field]
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end
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return nil unless params["#{field}.path"] && params["#{field}.name"]
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# sanitize file paths
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# this requires all paths to exist
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required_attributes! %W(#{field}.path)
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uploads_path = File.realpath(uploads_path)
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file_path = File.realpath(params["#{field}.path"])
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bad_request!('Bad file path') unless file_path.start_with?(uploads_path)
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UploadedFile.new(
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file_path,
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params["#{field}.name"],
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params["#{field}.type"] || 'application/octet-stream',
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)
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end
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def present_file!(path, filename, content_type = 'application/octet-stream')
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filename ||= File.basename(path)
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header['Content-Disposition'] = "attachment; filename=#{filename}"
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header['Content-Transfer-Encoding'] = 'binary'
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content_type content_type
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# Support download acceleration
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case headers['X-Sendfile-Type']
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when 'X-Sendfile'
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header['X-Sendfile'] = path
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body
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else
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2017-02-03 11:42:11 +00:00
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file path
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2016-04-25 03:30:20 +00:00
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end
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end
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private
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2016-12-09 17:48:20 +00:00
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def private_token
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2016-11-22 09:04:23 +00:00
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params[APIGuard::PRIVATE_TOKEN_PARAM] || env[APIGuard::PRIVATE_TOKEN_HEADER]
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2016-12-09 17:48:20 +00:00
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end
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def warden
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env['warden']
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end
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# Check the Rails session for valid authentication details
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#
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# Until CSRF protection is added to the API, disallow this method for
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# state-changing endpoints
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def find_user_from_warden
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warden.try(:authenticate) if %w[GET HEAD].include?(env['REQUEST_METHOD'])
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end
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def initial_current_user
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return @initial_current_user if defined?(@initial_current_user)
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2016-11-22 09:04:23 +00:00
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@initial_current_user ||= find_user_by_private_token(scopes: @scopes)
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@initial_current_user ||= doorkeeper_guard(scopes: @scopes)
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2016-12-09 17:48:20 +00:00
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@initial_current_user ||= find_user_from_warden
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unless @initial_current_user && Gitlab::UserAccess.new(@initial_current_user).allowed?
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@initial_current_user = nil
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end
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@initial_current_user
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end
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def sudo!
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return unless sudo_identifier
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2016-12-13 14:53:00 +00:00
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return unless initial_current_user
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2016-12-09 17:48:20 +00:00
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unless initial_current_user.is_admin?
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forbidden!('Must be admin to use sudo')
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|
end
|
|
|
|
|
|
|
|
# Only private tokens should be used for the SUDO feature
|
|
|
|
unless private_token == initial_current_user.private_token
|
|
|
|
forbidden!('Private token must be specified in order to use sudo')
|
|
|
|
end
|
|
|
|
|
2016-12-13 14:53:00 +00:00
|
|
|
sudoed_user = find_user(sudo_identifier)
|
2016-12-09 17:48:20 +00:00
|
|
|
|
|
|
|
if sudoed_user
|
|
|
|
@current_user = sudoed_user
|
|
|
|
else
|
|
|
|
not_found!("No user id or username for: #{sudo_identifier}")
|
|
|
|
end
|
|
|
|
end
|
|
|
|
|
|
|
|
def sudo_identifier
|
2016-12-13 14:53:00 +00:00
|
|
|
@sudo_identifier ||= params[SUDO_PARAM] || env[SUDO_HEADER]
|
2016-12-09 17:48:20 +00:00
|
|
|
end
|
|
|
|
|
2016-04-25 03:30:20 +00:00
|
|
|
def secret_token
|
2016-09-29 16:46:54 +00:00
|
|
|
Gitlab::Shell.secret_token
|
2016-04-25 03:30:20 +00:00
|
|
|
end
|
|
|
|
|
2016-06-06 11:16:30 +00:00
|
|
|
def send_git_blob(repository, blob)
|
|
|
|
env['api.format'] = :txt
|
|
|
|
content_type 'text/plain'
|
2016-06-10 10:29:15 +00:00
|
|
|
header(*Gitlab::Workhorse.send_git_blob(repository, blob))
|
2016-06-06 11:16:30 +00:00
|
|
|
end
|
|
|
|
|
|
|
|
def send_git_archive(repository, ref:, format:)
|
2016-06-10 10:29:15 +00:00
|
|
|
header(*Gitlab::Workhorse.send_git_archive(repository, ref: ref, format: format))
|
2016-06-06 11:16:30 +00:00
|
|
|
end
|
2016-06-11 14:16:32 +00:00
|
|
|
|
|
|
|
def issue_entity(project)
|
|
|
|
if project.has_external_issue_tracker?
|
|
|
|
Entities::ExternalIssue
|
|
|
|
else
|
|
|
|
Entities::Issue
|
|
|
|
end
|
|
|
|
end
|
2016-08-19 00:06:33 +00:00
|
|
|
|
|
|
|
# The Grape Error Middleware only has access to env but no params. We workaround this by
|
|
|
|
# defining a method that returns the right value.
|
|
|
|
def define_params_for_grape_middleware
|
|
|
|
self.define_singleton_method(:params) { Rack::Request.new(env).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
|
2016-04-25 03:30:20 +00:00
|
|
|
end
|
|
|
|
end
|