/
databroker.go
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/
databroker.go
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// Package databroker contains the databroker service.
package databroker
import (
"context"
"sync/atomic"
"google.golang.org/protobuf/types/known/emptypb"
"github.com/pomerium/pomerium/config"
"github.com/pomerium/pomerium/internal/databroker"
databrokerpb "github.com/pomerium/pomerium/pkg/grpc/databroker"
registrypb "github.com/pomerium/pomerium/pkg/grpc/registry"
"github.com/pomerium/pomerium/pkg/grpcutil"
)
// A dataBrokerServer implements the data broker service interface.
type dataBrokerServer struct {
server *databroker.Server
sharedKey atomic.Value
}
// newDataBrokerServer creates a new databroker service server.
func newDataBrokerServer(cfg *config.Config) *dataBrokerServer {
srv := &dataBrokerServer{}
srv.server = databroker.New(srv.getOptions(cfg)...)
srv.setKey(cfg)
return srv
}
// OnConfigChange updates the underlying databroker server whenever configuration is changed.
func (srv *dataBrokerServer) OnConfigChange(ctx context.Context, cfg *config.Config) {
srv.server.UpdateConfig(srv.getOptions(cfg)...)
srv.setKey(cfg)
}
func (srv *dataBrokerServer) getOptions(cfg *config.Config) []databroker.ServerOption {
cert, _ := cfg.Options.GetDataBrokerCertificate()
return []databroker.ServerOption{
databroker.WithGetSharedKey(cfg.Options.GetSharedKey),
databroker.WithStorageType(cfg.Options.DataBrokerStorageType),
databroker.WithStorageConnectionString(cfg.Options.DataBrokerStorageConnectionString),
databroker.WithStorageCAFile(cfg.Options.DataBrokerStorageCAFile),
databroker.WithStorageCertificate(cert),
databroker.WithStorageCertSkipVerify(cfg.Options.DataBrokerStorageCertSkipVerify),
}
}
func (srv *dataBrokerServer) setKey(cfg *config.Config) {
bs, _ := cfg.Options.GetSharedKey()
if bs == nil {
bs = make([]byte, 0)
}
srv.sharedKey.Store(bs)
}
// Databroker functions
func (srv *dataBrokerServer) AcquireLease(ctx context.Context, req *databrokerpb.AcquireLeaseRequest) (*databrokerpb.AcquireLeaseResponse, error) {
if err := grpcutil.RequireSignedJWT(ctx, srv.sharedKey.Load().([]byte)); err != nil {
return nil, err
}
return srv.server.AcquireLease(ctx, req)
}
func (srv *dataBrokerServer) Get(ctx context.Context, req *databrokerpb.GetRequest) (*databrokerpb.GetResponse, error) {
if err := grpcutil.RequireSignedJWT(ctx, srv.sharedKey.Load().([]byte)); err != nil {
return nil, err
}
return srv.server.Get(ctx, req)
}
func (srv *dataBrokerServer) Query(ctx context.Context, req *databrokerpb.QueryRequest) (*databrokerpb.QueryResponse, error) {
if err := grpcutil.RequireSignedJWT(ctx, srv.sharedKey.Load().([]byte)); err != nil {
return nil, err
}
return srv.server.Query(ctx, req)
}
func (srv *dataBrokerServer) Put(ctx context.Context, req *databrokerpb.PutRequest) (*databrokerpb.PutResponse, error) {
if err := grpcutil.RequireSignedJWT(ctx, srv.sharedKey.Load().([]byte)); err != nil {
return nil, err
}
return srv.server.Put(ctx, req)
}
func (srv *dataBrokerServer) ReleaseLease(ctx context.Context, req *databrokerpb.ReleaseLeaseRequest) (*emptypb.Empty, error) {
if err := grpcutil.RequireSignedJWT(ctx, srv.sharedKey.Load().([]byte)); err != nil {
return nil, err
}
return srv.server.ReleaseLease(ctx, req)
}
func (srv *dataBrokerServer) RenewLease(ctx context.Context, req *databrokerpb.RenewLeaseRequest) (*emptypb.Empty, error) {
if err := grpcutil.RequireSignedJWT(ctx, srv.sharedKey.Load().([]byte)); err != nil {
return nil, err
}
return srv.server.RenewLease(ctx, req)
}
func (srv *dataBrokerServer) SetOptions(ctx context.Context, req *databrokerpb.SetOptionsRequest) (*databrokerpb.SetOptionsResponse, error) {
if err := grpcutil.RequireSignedJWT(ctx, srv.sharedKey.Load().([]byte)); err != nil {
return nil, err
}
return srv.server.SetOptions(ctx, req)
}
func (srv *dataBrokerServer) Sync(req *databrokerpb.SyncRequest, stream databrokerpb.DataBrokerService_SyncServer) error {
if err := grpcutil.RequireSignedJWT(stream.Context(), srv.sharedKey.Load().([]byte)); err != nil {
return err
}
return srv.server.Sync(req, stream)
}
func (srv *dataBrokerServer) SyncLatest(req *databrokerpb.SyncLatestRequest, stream databrokerpb.DataBrokerService_SyncLatestServer) error {
if err := grpcutil.RequireSignedJWT(stream.Context(), srv.sharedKey.Load().([]byte)); err != nil {
return err
}
return srv.server.SyncLatest(req, stream)
}
// Registry functions
func (srv *dataBrokerServer) Report(ctx context.Context, req *registrypb.RegisterRequest) (*registrypb.RegisterResponse, error) {
if err := grpcutil.RequireSignedJWT(ctx, srv.sharedKey.Load().([]byte)); err != nil {
return nil, err
}
return srv.server.Report(ctx, req)
}
func (srv *dataBrokerServer) List(ctx context.Context, req *registrypb.ListRequest) (*registrypb.ServiceList, error) {
if err := grpcutil.RequireSignedJWT(ctx, srv.sharedKey.Load().([]byte)); err != nil {
return nil, err
}
return srv.server.List(ctx, req)
}
func (srv *dataBrokerServer) Watch(req *registrypb.ListRequest, stream registrypb.Registry_WatchServer) error {
if err := grpcutil.RequireSignedJWT(stream.Context(), srv.sharedKey.Load().([]byte)); err != nil {
return err
}
return srv.server.Watch(req, stream)
}