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wellknown_configuration.go
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/
wellknown_configuration.go
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package wellknownconfiguration
import (
"context"
"fmt"
"log/slog"
"sync"
"github.com/grpc-ecosystem/grpc-gateway/v2/runtime"
wellknown "github.com/opentdf/platform/protocol/go/wellknownconfiguration"
"github.com/opentdf/platform/service/internal/logger"
"github.com/opentdf/platform/service/pkg/serviceregistry"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
"google.golang.org/protobuf/types/known/structpb"
)
type WellKnownService struct {
wellknown.UnimplementedWellKnownServiceServer
logger *logger.Logger
}
var (
wellKnownConfiguration = make(map[string]any)
rwMutex sync.RWMutex
)
func RegisterConfiguration(namespace string, config any) error {
rwMutex.Lock()
if _, ok := wellKnownConfiguration[namespace]; ok {
return fmt.Errorf("namespace %s configuration already registered", namespace)
}
wellKnownConfiguration[namespace] = config
rwMutex.Unlock()
return nil
}
func NewRegistration() serviceregistry.Registration {
return serviceregistry.Registration{
Namespace: "wellknown",
ServiceDesc: &wellknown.WellKnownService_ServiceDesc,
RegisterFunc: func(srp serviceregistry.RegistrationParams) (any, serviceregistry.HandlerServer) {
return &WellKnownService{logger: srp.Logger}, func(ctx context.Context, mux *runtime.ServeMux, server any) error {
if srv, ok := server.(wellknown.WellKnownServiceServer); ok {
return wellknown.RegisterWellKnownServiceHandlerServer(ctx, mux, srv)
}
return fmt.Errorf("failed to assert server as WellKnownServiceServer")
}
},
}
}
func (s WellKnownService) GetWellKnownConfiguration(context.Context, *wellknown.GetWellKnownConfigurationRequest) (*wellknown.GetWellKnownConfigurationResponse, error) {
rwMutex.RLock()
cfg, err := structpb.NewStruct(wellKnownConfiguration)
rwMutex.RUnlock()
if err != nil {
s.logger.Error("failed to create struct for wellknown configuration", slog.String("error", err.Error()))
return nil, status.Error(codes.Internal, "failed to create struct for wellknown configuration")
}
return &wellknown.GetWellKnownConfigurationResponse{
Configuration: cfg,
}, nil
}