97 lines
2.7 KiB
Ruby
97 lines
2.7 KiB
Ruby
# frozen_string_literal: true
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module API
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class Unleash < ::API::Base
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include PaginationParams
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unleash_tags = %w[unleash_api]
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feature_category :feature_flags
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namespace :feature_flags do
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resource :unleash, requirements: API::NAMESPACE_OR_PROJECT_REQUIREMENTS do
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params do
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requires :project_id, type: String, desc: 'The ID of a project'
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optional :instance_id, type: String, desc: 'The instance ID of Unleash Client'
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optional :app_name, type: String, desc: 'The application name of Unleash Client'
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end
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route_param :project_id do
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before do
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authorize_by_unleash_instance_id!
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end
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get do
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# not supported yet
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status :ok
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end
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desc 'Get a list of features (deprecated, v2 client support)' do
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is_array true
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tags unleash_tags
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end
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get 'features', urgency: :low do
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present_feature_flags
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end
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# We decrease the urgency of this endpoint until the maxmemory issue of redis-cache has been resolved.
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# See https://gitlab.com/gitlab-org/gitlab/-/issues/365575#note_1033611872 for more information.
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desc 'Get a list of features' do
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is_array true
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tags unleash_tags
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end
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get 'client/features', urgency: :low do
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present_feature_flags
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end
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post 'client/register' do
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# not supported yet
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status :ok
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end
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post 'client/metrics', urgency: :low do
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# not supported yet
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status :ok
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end
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end
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end
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end
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helpers do
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def present_feature_flags
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present_cached feature_flags_client,
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with: ::API::Entities::Unleash::ClientFeatureFlags,
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cache_context: -> (client) { client.unleash_api_cache_key }
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end
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def project
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@project ||= find_project(params[:project_id])
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end
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def feature_flags_client
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strong_memoize(:feature_flags_client) do
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client = Operations::FeatureFlagsClient.find_for_project_and_token(project, unleash_instance_id)
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client.unleash_app_name = unleash_app_name if client
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client
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end
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end
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def unleash_instance_id
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env['HTTP_UNLEASH_INSTANCEID'] || params[:instance_id]
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end
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def unleash_app_name
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env['HTTP_UNLEASH_APPNAME'] || params[:app_name]
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end
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def authorize_by_unleash_instance_id!
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unauthorized! unless feature_flags_client
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end
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def feature_flags
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return [] unless unleash_app_name.present?
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Operations::FeatureFlag.for_unleash_client(project, unleash_app_name)
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end
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end
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end
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end
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