mirror of
https://github.com/edgelesssys/constellation.git
synced 2024-12-27 00:19:36 -05:00
67 lines
2.5 KiB
Go
67 lines
2.5 KiB
Go
package main
|
|
|
|
import (
|
|
"context"
|
|
"encoding/base64"
|
|
"errors"
|
|
"flag"
|
|
"path/filepath"
|
|
"strconv"
|
|
"time"
|
|
|
|
"github.com/edgelesssys/constellation/internal/constants"
|
|
"github.com/edgelesssys/constellation/internal/crypto"
|
|
"github.com/edgelesssys/constellation/internal/file"
|
|
"github.com/edgelesssys/constellation/internal/logger"
|
|
"github.com/edgelesssys/constellation/kms/internal/server"
|
|
"github.com/edgelesssys/constellation/kms/setup"
|
|
"github.com/spf13/afero"
|
|
"go.uber.org/zap"
|
|
)
|
|
|
|
func main() {
|
|
port := flag.String("port", strconv.Itoa(constants.KMSPort), "Port gRPC server listens on")
|
|
masterSecretPath := flag.String("master-secret", filepath.Join(constants.ServiceBasePath, constants.ConstellationMasterSecretKey), "Path to the Constellation master secret")
|
|
saltPath := flag.String("salt", filepath.Join(constants.ServiceBasePath, constants.ConstellationMasterSecretSalt), "Path to the Constellation salt")
|
|
verbosity := flag.Int("v", 0, logger.CmdLineVerbosityDescription)
|
|
|
|
flag.Parse()
|
|
log := logger.New(logger.JSONLog, logger.VerbosityFromInt(*verbosity))
|
|
|
|
log.With(zap.String("version", constants.VersionInfo)).
|
|
Infof("Constellation Key Management Service")
|
|
|
|
// read master secret and salt
|
|
file := file.NewHandler(afero.NewOsFs())
|
|
masterKey, err := file.Read(*masterSecretPath)
|
|
if err != nil {
|
|
log.With(zap.Error(err)).Fatalf("Failed to read master secret")
|
|
}
|
|
if len(masterKey) < crypto.MasterSecretLengthMin {
|
|
log.With(zap.Error(errors.New("invalid key length"))).Fatalf("Provided master secret is smaller than the required minimum of %d bytes", crypto.MasterSecretLengthMin)
|
|
}
|
|
salt, err := file.Read(*saltPath)
|
|
if err != nil {
|
|
log.With(zap.Error(err)).Fatalf("Failed to read salt")
|
|
}
|
|
if len(salt) < crypto.RNGLengthDefault {
|
|
log.With(zap.Error(errors.New("invalid salt length"))).Fatalf("Expected salt to be %d bytes, but got %d", crypto.RNGLengthDefault, len(salt))
|
|
}
|
|
keyURI := setup.ClusterKMSURI + "?salt=" + base64.URLEncoding.EncodeToString(salt)
|
|
|
|
// set up Key Management Service
|
|
ctx, cancel := context.WithTimeout(context.Background(), 1*time.Minute)
|
|
defer cancel()
|
|
conKMS, err := setup.SetUpKMS(ctx, setup.NoStoreURI, keyURI)
|
|
if err != nil {
|
|
log.With(zap.Error(err)).Fatalf("Failed to setup KMS")
|
|
}
|
|
if err := conKMS.CreateKEK(ctx, "Constellation", masterKey); err != nil {
|
|
log.With(zap.Error(err)).Fatalf("Failed to create KMS KEK from MasterKey")
|
|
}
|
|
|
|
if err := server.New(log.Named("kms"), conKMS).Run(*port); err != nil {
|
|
log.With(zap.Error(err)).Fatalf("Failed to run KMS server")
|
|
}
|
|
}
|