/
devtools.go
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/
devtools.go
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package serve
import (
"context"
"errors"
"fmt"
"os"
"os/signal"
v0 "github.com/authzed/authzed-go/proto/authzed/api/v0"
"github.com/authzed/grpcutil"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/aws/credentials"
grpczerolog "github.com/grpc-ecosystem/go-grpc-middleware/providers/zerolog/v2"
grpclog "github.com/grpc-ecosystem/go-grpc-middleware/v2/interceptors/logging"
grpcprom "github.com/grpc-ecosystem/go-grpc-prometheus"
"github.com/jzelinskie/cobrautil"
"github.com/jzelinskie/stringz"
"github.com/rs/zerolog"
"github.com/rs/zerolog/log"
"github.com/spf13/cobra"
"go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc"
"google.golang.org/grpc"
healthpb "google.golang.org/grpc/health/grpc_health_v1"
"google.golang.org/grpc/reflection"
v0svc "github.com/authzed/spicedb/internal/services/v0"
cmdutil "github.com/authzed/spicedb/pkg/cmd"
)
func RegisterDevtoolsFlags(cmd *cobra.Command) {
cobrautil.RegisterGrpcServerFlags(cmd.Flags(), "grpc", "gRPC", ":50051", true)
cobrautil.RegisterHttpServerFlags(cmd.Flags(), "metrics", "metrics", ":9090", true)
cobrautil.RegisterHttpServerFlags(cmd.Flags(), "http", "download", ":8443", false)
cmd.Flags().String("share-store", "inmemory", "kind of share store to use")
cmd.Flags().String("share-store-salt", "", "salt for share store hashing")
cmd.Flags().String("s3-access-key", "", "s3 access key for s3 share store")
cmd.Flags().String("s3-secret-key", "", "s3 secret key for s3 share store")
cmd.Flags().String("s3-bucket", "", "s3 bucket name for s3 share store")
cmd.Flags().String("s3-endpoint", "", "s3 endpoint for s3 share store")
cmd.Flags().String("s3-region", "auto", "s3 region for s3 share store")
}
func NewDevtoolsCommand(programName string) *cobra.Command {
return &cobra.Command{
Use: "serve-devtools",
Short: "runs the developer tools service",
Long: "Serves the authzed.api.v0.DeveloperService which is used for development tooling such as the Authzed Playground",
PreRunE: cmdutil.DefaultPreRunE(programName),
RunE: runfunc,
Args: cobra.ExactArgs(0),
}
}
func runfunc(cmd *cobra.Command, args []string) error {
grpcServer, err := cobrautil.GrpcServerFromFlags(cmd, "grpc", grpc.ChainUnaryInterceptor(
grpclog.UnaryServerInterceptor(grpczerolog.InterceptorLogger(log.Logger)),
otelgrpc.UnaryServerInterceptor(),
grpcprom.UnaryServerInterceptor,
))
if err != nil {
log.Fatal().Err(err).Msg("failed to create gRPC server")
}
shareStore, err := shareStoreFromCmd(cmd)
if err != nil {
log.Fatal().Err(err).Msg("failed to configure share store")
}
registerDeveloperGrpcServices(grpcServer, shareStore)
go func() {
if err := cobrautil.GrpcListenFromFlags(cmd, "grpc", grpcServer, zerolog.InfoLevel); err != nil {
log.Warn().Err(err).Msg("gRPC service did not shutdown cleanly")
}
}()
// Start the metrics endpoint.
metricsSrv := cobrautil.HttpServerFromFlags(cmd, "metrics")
metricsSrv.Handler = cmdutil.MetricsHandler()
go func() {
if err := cobrautil.HttpListenFromFlags(cmd, "metrics", metricsSrv, zerolog.InfoLevel); err != nil {
log.Fatal().Err(err).Msg("failed while serving metrics")
}
}()
// start the http download api
downloadSrv := cobrautil.HttpServerFromFlags(cmd, "http")
downloadSrv.Handler = v0svc.NewHTTPDownloadServer(cobrautil.MustGetString(cmd, "http-addr"), shareStore).Handler
go func() {
if err := cobrautil.HttpListenFromFlags(cmd, "http", downloadSrv, zerolog.InfoLevel); err != nil {
log.Fatal().Err(err).Msg("failed while serving download http api")
}
}()
signalctx, _ := signal.NotifyContext(context.Background(), os.Interrupt)
<-signalctx.Done()
log.Info().Msg("received interrupt")
grpcServer.GracefulStop()
if err := metricsSrv.Close(); err != nil {
log.Fatal().Err(err).Msg("failed while shutting down metrics server")
}
return nil
}
func shareStoreFromCmd(cmd *cobra.Command) (v0svc.ShareStore, error) {
shareStoreSalt := cobrautil.MustGetStringExpanded(cmd, "share-store-salt")
shareStoreKind := cobrautil.MustGetStringExpanded(cmd, "share-store")
event := log.Info()
var shareStore v0svc.ShareStore
switch shareStoreKind {
case "inmemory":
shareStore = v0svc.NewInMemoryShareStore(shareStoreSalt)
case "s3":
bucketName := cobrautil.MustGetStringExpanded(cmd, "s3-bucket")
accessKey := cobrautil.MustGetStringExpanded(cmd, "s3-access-key")
secretKey := cobrautil.MustGetStringExpanded(cmd, "s3-secret-key")
endpoint := cobrautil.MustGetStringExpanded(cmd, "s3-endpoint")
region := stringz.DefaultEmpty(cobrautil.MustGetStringExpanded(cmd, "s3-region"), "auto")
optsNames := []string{"s3-bucket", "s3-access-key", "s3-secret-key", "s3-endpoint"}
opts := []string{bucketName, accessKey, secretKey, endpoint}
if i := stringz.SliceIndex(opts, ""); i >= 0 {
return nil, fmt.Errorf("missing required field: %s", optsNames[i])
}
config := &aws.Config{
Credentials: credentials.NewStaticCredentials(
accessKey,
secretKey,
"",
),
Endpoint: aws.String(endpoint),
Region: aws.String(region),
}
var err error
shareStore, err = v0svc.NewS3ShareStore(bucketName, shareStoreSalt, config)
if err != nil {
return nil, fmt.Errorf("failed to create S3 share store: %w", err)
}
event = event.Str("endpoint", endpoint).Str("region", region).Str("bucketName", bucketName).Str("accessKey", accessKey)
default:
return nil, errors.New("unknown share store")
}
event.Str("kind", shareStoreKind).Msg("configured share store")
return shareStore, nil
}
func registerDeveloperGrpcServices(srv *grpc.Server, shareStore v0svc.ShareStore) {
healthSrv := grpcutil.NewAuthlessHealthServer()
v0.RegisterDeveloperServiceServer(srv, v0svc.NewDeveloperServer(shareStore))
healthSrv.SetServingStatus("DeveloperService", healthpb.HealthCheckResponse_SERVING)
healthpb.RegisterHealthServer(srv, healthSrv)
reflection.Register(srv)
}