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|
# frozen_string_literal: true
module API
# Kubernetes Internal API
module Internal
class Kubernetes < ::API::Base
include Gitlab::Utils::StrongMemoize
feature_category :kubernetes_management
before do
check_feature_enabled
authenticate_gitlab_kas_request!
end
helpers do
def authenticate_gitlab_kas_request!
render_api_error!('KAS JWT authentication invalid', 401) unless Gitlab::Kas.verify_api_request(headers)
end
def agent_token
@agent_token ||= cluster_agent_token_from_authorization_token
end
def agent
@agent ||= agent_token.agent
end
def repo_type
Gitlab::GlRepository::PROJECT
end
def gitaly_info(project)
shard = repo_type.repository_for(project).shard
{
address: Gitlab::GitalyClient.address(shard),
token: Gitlab::GitalyClient.token(shard),
features: Feature::Gitaly.server_feature_flags
}
end
def gitaly_repository(project)
{
storage_name: project.repository_storage,
relative_path: project.disk_path + '.git',
gl_repository: repo_type.identifier_for_container(project),
gl_project_path: repo_type.repository_for(project).full_path
}
end
def check_feature_enabled
not_found! unless Feature.enabled?(:kubernetes_agent_internal_api, type: :ops)
end
def check_agent_token
unauthorized! unless agent_token
::Clusters::AgentTokens::TrackUsageService.new(agent_token).execute
end
def agent_has_access_to_project?(project)
Guest.can?(:download_code, project) || agent.has_access_to?(project)
end
def count_events
strong_memoize(:count_events) do
events = params.slice(:gitops_sync_count, :k8s_api_proxy_request_count)
events.transform_keys! { |event| event.to_s.chomp('_count') }
events = params[:counters]&.slice(:gitops_sync, :k8s_api_proxy_request) unless events.present?
events
end
end
def increment_unique_events
events = params[:unique_counters]&.slice(:agent_users_using_ci_tunnel)
events&.each do |event, entity_ids|
increment_unique_values(event, entity_ids)
end
end
end
namespace 'internal' do
namespace 'kubernetes' do
before do
check_agent_token
end
desc 'Gets agent info' do
detail 'Retrieves agent info for the given token'
end
route_setting :authentication, cluster_agent_token_allowed: true
get '/agent_info', urgency: :low do
project = agent.project
status 200
{
project_id: project.id,
agent_id: agent.id,
agent_name: agent.name,
gitaly_info: gitaly_info(project),
gitaly_repository: gitaly_repository(project),
default_branch: project.default_branch_or_main
}
end
desc 'Gets project info' do
detail 'Retrieves project info (if authorized)'
end
route_setting :authentication, cluster_agent_token_allowed: true
get '/project_info', urgency: :low do
project = find_project(params[:id])
not_found! unless agent_has_access_to_project?(project)
status 200
{
project_id: project.id,
gitaly_info: gitaly_info(project),
gitaly_repository: gitaly_repository(project),
default_branch: project.default_branch_or_main
}
end
end
namespace 'kubernetes/agent_configuration', urgency: :low do
desc 'POST agent configuration' do
detail 'Store configuration for an agent'
end
params do
requires :agent_id, type: Integer, desc: 'ID of the configured Agent'
requires :agent_config, type: JSON, desc: 'Configuration for the Agent'
end
post '/' do
agent = ::Clusters::Agent.find(params[:agent_id])
::Clusters::Agents::RefreshAuthorizationService.new(agent, config: params[:agent_config]).execute
no_content!
end
end
namespace 'kubernetes/usage_metrics' do
desc 'POST usage metrics' do
detail 'Updates usage metrics for agent'
end
params do
# Todo: Remove gitops_sync_count and k8s_api_proxy_request_count in the next milestone
# https://gitlab.com/gitlab-org/gitlab/-/issues/369489
# We're only keeping it for backwards compatibility until KAS is released
# using `counts:` instead
optional :gitops_sync_count, type: Integer, desc: 'The count to increment the gitops_sync metric by'
optional :k8s_api_proxy_request_count, type: Integer, desc: 'The count to increment the k8s_api_proxy_request_count metric by'
optional :counters, type: Hash do
optional :gitops_sync, type: Integer, desc: 'The count to increment the gitops_sync metric by'
optional :k8s_api_proxy_request, type: Integer, desc: 'The count to increment the k8s_api_proxy_request_count metric by'
end
mutually_exclusive :counters, :gitops_sync_count
mutually_exclusive :counters, :k8s_api_proxy_request_count
optional :unique_counters, type: Hash do
optional :agent_users_using_ci_tunnel, type: Set[Integer], desc: 'A set of user ids that have interacted a CI Tunnel to'
end
end
post '/' do
Gitlab::UsageDataCounters::KubernetesAgentCounter.increment_event_counts(count_events) if count_events
increment_unique_events
no_content!
rescue ArgumentError => e
bad_request!(e.message)
end
end
end
end
end
end
API::Internal::Kubernetes.prepend_mod_with('API::Internal::Kubernetes')
|
