122 lines
3.6 KiB
Ruby
122 lines
3.6 KiB
Ruby
# frozen_string_literal: true
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# Use for authentication only, in particular for Rack::Attack.
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# Does not perform authorization of scopes, etc.
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module Gitlab
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module Auth
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class RequestAuthenticator
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include AuthFinders
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attr_reader :request
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def initialize(request)
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@request = request
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end
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def find_authenticated_requester(request_formats)
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user(request_formats) || deploy_token_from_request
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end
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def user(request_formats)
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request_formats.each do |format|
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user = find_sessionless_user(format)
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return user if user
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end
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find_user_from_warden
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end
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def runner
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find_runner_from_token
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rescue Gitlab::Auth::AuthenticationError
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nil
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end
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def find_sessionless_user(request_format)
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find_user_from_dependency_proxy_token ||
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find_user_from_web_access_token(request_format, scopes: [:api, :read_api]) ||
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find_user_from_feed_token(request_format) ||
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find_user_from_static_object_token(request_format) ||
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find_user_from_basic_auth_job ||
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find_user_from_job_token ||
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find_user_from_personal_access_token_for_api_or_git ||
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find_user_for_git_or_lfs_request
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rescue Gitlab::Auth::AuthenticationError
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nil
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end
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def can_sign_in_bot?(user)
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user&.project_bot? && api_request?
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end
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# To prevent Rack Attack from incorrectly rate limiting
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# authenticated Git activity, we need to authenticate the user
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# from other means (e.g. HTTP Basic Authentication) only if the
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# request originated from a Git or Git LFS
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# request. Repositories::GitHttpClientController or
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# Repositories::LfsApiController normally does the authentication,
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# but Rack Attack runs before those controllers.
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def find_user_for_git_or_lfs_request
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return unless git_or_lfs_request?
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find_user_from_lfs_token || find_user_from_basic_auth_password
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end
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def find_user_from_personal_access_token_for_api_or_git
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return unless api_request? || git_or_lfs_request?
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find_user_from_personal_access_token
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end
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def valid_access_token?(scopes: [])
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validate_access_token!(scopes: scopes)
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true
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rescue Gitlab::Auth::AuthenticationError
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false
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end
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private
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def access_token
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strong_memoize(:access_token) do
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super || find_personal_access_token_from_http_basic_auth
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end
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end
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def route_authentication_setting
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@route_authentication_setting ||= {
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job_token_allowed: api_request?,
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basic_auth_personal_access_token: api_request? || git_request?,
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deploy_token_allowed: api_request? || git_request?
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}
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end
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def find_user_from_dependency_proxy_token
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return unless dependency_proxy_request?
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token, _ = ActionController::HttpAuthentication::Token.token_and_options(current_request)
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return unless token
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user_or_deploy_token = ::DependencyProxy::AuthTokenService.user_or_deploy_token_from_jwt(token)
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# Do not return deploy tokens
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# See https://gitlab.com/gitlab-org/gitlab/-/issues/342481
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return unless user_or_deploy_token.is_a?(::User)
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user_or_deploy_token
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rescue ActiveRecord::RecordNotFound
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nil # invalid id used return no user
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end
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def dependency_proxy_request?
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Gitlab::PathRegex.dependency_proxy_route_regex.match?(current_request.path)
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end
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end
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end
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end
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Gitlab::Auth::RequestAuthenticator.prepend_mod
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