add minio/keys KMS integration (#8631)

This commit adds support for the minio/kes KMS.
See: https://github.com/minio/kes

In particular you can configure it as KMS by:
 - `export MINIO_KMS_KES_ENDPOINT=`  // Server URL
 - `export MINIO_KMS_KES_KEY_FILE=`  // TLS client private key
 - `export MINIO_KMS_KES_CERT_FILE=` // TLS client certificate
 - `export MINIO_KMS_KES_CA_PATH=`   // Root CAs issuing server cert
 - `export MINIO_KMS_KES_KEY_NAME=`  // The name of the (default)
master key

cmd/admin-handlers-config-kv.go

@@ -439,7 +439,9 @@ func (a adminAPIHandlers) GetConfigHandler(w http.ResponseWriter, r *http.Reques
 			case config.StorageClassSubSys:
 				off = !storageclass.Enabled(kv)
 			case config.KmsVaultSubSys:
-				off = !crypto.Enabled(kv)
+				off = !crypto.EnabledVault(kv)
+			case config.KmsKesSubSys:
+				off = !crypto.EnabledKes(kv)
 			case config.PolicyOPASubSys:
 				off = !opa.Enabled(kv)
 			case config.IdentityOpenIDSubSys:

cmd/config-current.go

@@ -50,7 +50,8 @@ func initHelp() {
 		config.PolicyOPASubSys:      opa.DefaultKVS,
 		config.RegionSubSys:         config.DefaultRegionKVS,
 		config.CredentialsSubSys:    config.DefaultCredentialKVS,
-		config.KmsVaultSubSys:       crypto.DefaultKVS,
+		config.KmsVaultSubSys:       crypto.DefaultVaultKVS,
+		config.KmsKesSubSys:         crypto.DefaultKesKVS,
 		config.LoggerWebhookSubSys:  logger.DefaultKVS,
 		config.AuditWebhookSubSys:   logger.DefaultAuditKVS,
 	}
@@ -96,6 +97,10 @@ func initHelp() {
 			Key:         config.KmsVaultSubSys,
 			Description: "enable external HashiCorp Vault key management service",
 		},
+		config.HelpKV{
+			Key:         config.KmsKesSubSys,
+			Description: "enable external MinIO key encryption service",
+		},
 		config.HelpKV{
 			Key:             config.LoggerWebhookSubSys,
 			Description:     "send server logs to webhook endpoints",
@@ -177,7 +182,8 @@ func initHelp() {
 		config.IdentityOpenIDSubSys: openid.Help,
 		config.IdentityLDAPSubSys:   xldap.Help,
 		config.PolicyOPASubSys:      opa.Help,
-		config.KmsVaultSubSys:       crypto.Help,
+		config.KmsVaultSubSys:       crypto.HelpVault,
+		config.KmsKesSubSys:         crypto.HelpKes,
 		config.LoggerWebhookSubSys:  logger.Help,
 		config.AuditWebhookSubSys:   logger.HelpAudit,
 		config.NotifyAMQPSubSys:     notify.HelpAMQP,
@@ -245,22 +251,21 @@ func validateConfig(s config.Config) error {
 		}
 	}
 	{
-		kmsCfg, err := crypto.LookupConfig(s[config.KmsVaultSubSys][config.Default])
+		kmsCfg, err := crypto.LookupConfig(s, globalCertsCADir.Get())
 		if err != nil {
 			return err
 		}
-		if kmsCfg.Vault.Enabled {
-			// Set env to enable master key validation.
-			// this is needed only for KMS.
-			env.SetEnvOn()
 
-			if _, err = crypto.NewKMS(kmsCfg); err != nil {
+		// Set env to enable master key validation.
-				return err
+		// this is needed only for KMS.
-			}
+		env.SetEnvOn()
 
-			// Disable merging env values for the rest.
+		if _, err = crypto.NewKMS(kmsCfg); err != nil {
-			env.SetEnvOff()
+			return err
 		}
+
+		// Disable merging env values for the rest.
+		env.SetEnvOff()
 	}
 
 	if _, err := openid.LookupConfig(s[config.IdentityOpenIDSubSys][config.Default],
@@ -350,7 +355,7 @@ func lookupConfigs(s config.Config) (err error) {
 		}
 	}
 
-	kmsCfg, err := crypto.LookupConfig(s[config.KmsVaultSubSys][config.Default])
+	kmsCfg, err := crypto.LookupConfig(s, globalCertsCADir.Get())
 	if err != nil {
 		return fmt.Errorf("Unable to setup KMS config: %w", err)
 	}

cmd/config/config.go

@@ -82,6 +82,7 @@ const (
 	StorageClassSubSys   = "storage_class"
 	CompressionSubSys    = "compression"
 	KmsVaultSubSys       = "kms_vault"
+	KmsKesSubSys         = "kms_kes"
 	LoggerWebhookSubSys  = "logger_webhook"
 	AuditWebhookSubSys   = "audit_webhook"
 
@@ -113,6 +114,7 @@ var SubSystems = set.CreateStringSet([]string{
 	StorageClassSubSys,
 	CompressionSubSys,
 	KmsVaultSubSys,
+	KmsKesSubSys,
 	LoggerWebhookSubSys,
 	AuditWebhookSubSys,
 	PolicyOPASubSys,
@@ -139,6 +141,7 @@ var SubSystemsSingleTargets = set.CreateStringSet([]string{
 	StorageClassSubSys,
 	CompressionSubSys,
 	KmsVaultSubSys,
+	KmsKesSubSys,
 	PolicyOPASubSys,
 	IdentityLDAPSubSys,
 	IdentityOpenIDSubSys,

cmd/crypto/config.go

@@ -29,6 +29,7 @@ import (
 type KMSConfig struct {
 	AutoEncryption bool        `json:"-"`
 	Vault          VaultConfig `json:"vault"`
+	Kes            KesConfig   `json:"kes"`
 }
 
 // KMS Vault constants.
@@ -43,9 +44,18 @@ const (
 	KMSVaultAppRoleSecret = "auth_approle_secret"
 )
 
+// KMS kes constants.
+const (
+	KMSKesEndpoint = "endpoint"
+	KMSKesKeyFile  = "key_file"
+	KMSKesCertFile = "cert_file"
+	KMSKesCAPath   = "capath"
+	KMSKesKeyName  = "key_name"
+)
+
 // DefaultKVS - default KV crypto config
 var (
-	DefaultKVS = config.KVS{
+	DefaultVaultKVS = config.KVS{
 		config.KV{
 			Key:   KMSVaultEndpoint,
 			Value: "",
@@ -79,6 +89,29 @@ var (
 			Value: "",
 		},
 	}
+
+	DefaultKesKVS = config.KVS{
+		config.KV{
+			Key:   KMSKesEndpoint,
+			Value: "",
+		},
+		config.KV{
+			Key:   KMSKesKeyName,
+			Value: "",
+		},
+		config.KV{
+			Key:   KMSKesCertFile,
+			Value: "",
+		},
+		config.KV{
+			Key:   KMSKesKeyFile,
+			Value: "",
+		},
+		config.KV{
+			Key:   KMSKesCAPath,
+			Value: "",
+		},
+	}
 )
 
 const (
@@ -132,19 +165,125 @@ const (
 	EnvKMSVaultNamespace = "MINIO_KMS_VAULT_NAMESPACE"
 )
 
-var defaultCfg = VaultConfig{
+const (
+	// EnvKMSKesEndpoint is the environment variable used to specify
+	// the kes server HTTPS endpoint.
+	EnvKMSKesEndpoint = "MINIO_KMS_KES_ENDPOINT"
+
+	// EnvKMSKesKeyFile is the environment variable used to specify
+	// the TLS private key used by MinIO to authenticate to the kes
+	// server HTTPS via mTLS.
+	EnvKMSKesKeyFile = "MINIO_KMS_KES_KEY_FILE"
+
+	// EnvKMSKesCertFile is the environment variable used to specify
+	// the TLS certificate used by MinIO to authenticate to the kes
+	// server HTTPS via mTLS.
+	EnvKMSKesCertFile = "MINIO_KMS_KES_CERT_FILE"
+
+	// EnvKMSKesCAPath is the environment variable used to specify
+	// the TLS root certificates used by MinIO to verify the certificate
+	// presented by to the kes server when establishing a TLS connection.
+	EnvKMSKesCAPath = "MINIO_KMS_KES_CA_PATH"
+
+	// EnvKMSKesKeyName is the environment variable used to specify
+	// the (default) key at the kes server. In the S3 context it's
+	// referred as customer master key ID (CMK-ID).
+	EnvKMSKesKeyName = "MINIO_KMS_KES_KEY_NAME"
+)
+
+var defaultVaultCfg = VaultConfig{
 	Auth: VaultAuth{
 		Type: "approle",
 	},
 }
 
-// Enabled returns if HashiCorp Vault is enabled.
+var defaultKesCfg = KesConfig{}
-func Enabled(kvs config.KVS) bool {
+
+// EnabledVault returns true if HashiCorp Vault is enabled.
+func EnabledVault(kvs config.KVS) bool {
 	endpoint := kvs.Get(KMSVaultEndpoint)
 	return endpoint != ""
 }
 
-// LookupConfig extracts the KMS configuration provided by environment
+// EnabledKes returns true if kes as KMS is enabled.
+func EnabledKes(kvs config.KVS) bool {
+	endpoint := kvs.Get(KMSKesEndpoint)
+	return endpoint != ""
+}
+
+// LookupKesConfig lookup kes server configuration.
+func LookupKesConfig(kvs config.KVS) (KesConfig, error) {
+	kesCfg := KesConfig{}
+
+	endpointStr := env.Get(EnvKMSKesEndpoint, kvs.Get(KMSKesEndpoint))
+	if endpointStr != "" {
+		// Lookup kes configuration & overwrite config entry if ENV var is present
+		endpoint, err := xnet.ParseHTTPURL(endpointStr)
+		if err != nil {
+			return kesCfg, err
+		}
+		endpointStr = endpoint.String()
+	}
+
+	kesCfg.Endpoint = endpointStr
+	kesCfg.KeyFile = env.Get(EnvKMSKesKeyFile, kvs.Get(KMSKesKeyFile))
+	kesCfg.CertFile = env.Get(EnvKMSKesCertFile, kvs.Get(KMSKesCertFile))
+	kesCfg.CAPath = env.Get(EnvKMSKesCAPath, kvs.Get(KMSKesCAPath))
+	kesCfg.DefaultKeyID = env.Get(EnvKMSKesKeyName, kvs.Get(KMSKesKeyName))
+
+	if reflect.DeepEqual(kesCfg, defaultKesCfg) {
+		return kesCfg, nil
+	}
+
+	// Verify all the proper settings.
+	if err := kesCfg.Verify(); err != nil {
+		return kesCfg, err
+	}
+	kesCfg.Enabled = true
+	return kesCfg, nil
+}
+
+func lookupAutoEncryption() (bool, error) {
+	autoBool, err := config.ParseBool(env.Get(EnvAutoEncryptionLegacy, config.EnableOff))
+	if err != nil {
+		return false, err
+	}
+	if !autoBool {
+		autoBool, err = config.ParseBool(env.Get(EnvKMSAutoEncryption, config.EnableOff))
+		if err != nil {
+			return false, err
+		}
+	}
+	return autoBool, nil
+}
+
+// LookupConfig lookup vault or kes config, returns KMSConfig
+// to configure KMS object for object encryption
+func LookupConfig(c config.Config, defaultRootCAsDir string) (KMSConfig, error) {
+	vcfg, err := LookupVaultConfig(c[config.KmsVaultSubSys][config.Default])
+	if err != nil {
+		return KMSConfig{}, err
+	}
+	kesCfg, err := LookupKesConfig(c[config.KmsKesSubSys][config.Default])
+	if err != nil {
+		return KMSConfig{}, err
+	}
+	if kesCfg.Enabled && kesCfg.CAPath == "" {
+		kesCfg.CAPath = defaultRootCAsDir
+	}
+	autoEncrypt, err := lookupAutoEncryption()
+	if err != nil {
+		return KMSConfig{}, err
+	}
+	kmsCfg := KMSConfig{
+		AutoEncryption: autoEncrypt,
+		Vault:          vcfg,
+		Kes:            kesCfg,
+	}
+	return kmsCfg, nil
+}
+
+// LookupVaultConfig extracts the KMS configuration provided by environment
 // variables and merge them with the provided KMS configuration. The
 // merging follows the following rules:
 //
@@ -157,44 +296,43 @@ func Enabled(kvs config.KVS) bool {
 //
 // It sets the global KMS configuration according to the merged configuration
 // on succes.
-func LookupConfig(kvs config.KVS) (KMSConfig, error) {
+func LookupVaultConfig(kvs config.KVS) (VaultConfig, error) {
-	if err := config.CheckValidKeys(config.KmsVaultSubSys, kvs, DefaultKVS); err != nil {
+	if err := config.CheckValidKeys(config.KmsVaultSubSys, kvs, DefaultVaultKVS); err != nil {
-		return KMSConfig{}, err
+		return VaultConfig{}, err
 	}
-	kmsCfg, err := lookupConfigLegacy(kvs)
+
+	vcfg, err := lookupConfigLegacy(kvs)
 	if err != nil {
-		return kmsCfg, err
+		return vcfg, err
-	}
-	if !kmsCfg.AutoEncryption {
-		kmsCfg.AutoEncryption, err = config.ParseBool(env.Get(EnvKMSAutoEncryption, config.EnableOff))
-		if err != nil {
-			return kmsCfg, err
-		}
 	}
-	if kmsCfg.Vault.Enabled {
+
-		return kmsCfg, nil
+	if vcfg.Enabled {
+		return vcfg, nil
 	}
 
-	vcfg := VaultConfig{
+	vcfg = VaultConfig{
 		Auth: VaultAuth{
 			Type: "approle",
 		},
 	}
+
 	endpointStr := env.Get(EnvKMSVaultEndpoint, kvs.Get(KMSVaultEndpoint))
 	if endpointStr != "" {
 		// Lookup Hashicorp-Vault configuration & overwrite config entry if ENV var is present
 		endpoint, err := xnet.ParseHTTPURL(endpointStr)
 		if err != nil {
-			return kmsCfg, err
+			return vcfg, err
 		}
 		endpointStr = endpoint.String()
 	}
+
 	vcfg.Endpoint = endpointStr
 	vcfg.CAPath = env.Get(EnvKMSVaultCAPath, kvs.Get(KMSVaultCAPath))
 	vcfg.Auth.Type = env.Get(EnvKMSVaultAuthType, kvs.Get(KMSVaultAuthType))
 	if vcfg.Auth.Type == "" {
 		vcfg.Auth.Type = "approle"
 	}
+
 	vcfg.Auth.AppRole.ID = env.Get(EnvKMSVaultAppRoleID, kvs.Get(KMSVaultAppRoleID))
 	vcfg.Auth.AppRole.Secret = env.Get(EnvKMSVaultAppSecretID, kvs.Get(KMSVaultAppRoleSecret))
 	vcfg.Key.Name = env.Get(EnvKMSVaultKeyName, kvs.Get(KMSVaultKeyName))
@@ -202,31 +340,33 @@ func LookupConfig(kvs config.KVS) (KMSConfig, error) {
 	if keyVersion := env.Get(EnvKMSVaultKeyVersion, kvs.Get(KMSVaultKeyVersion)); keyVersion != "" {
 		vcfg.Key.Version, err = strconv.Atoi(keyVersion)
 		if err != nil {
-			return kmsCfg, fmt.Errorf("Unable to parse VaultKeyVersion value (`%s`)", keyVersion)
+			return vcfg, fmt.Errorf("Unable to parse VaultKeyVersion value (`%s`)", keyVersion)
 		}
 	}
 
-	if reflect.DeepEqual(vcfg, defaultCfg) {
+	if reflect.DeepEqual(vcfg, defaultVaultCfg) {
-		return kmsCfg, nil
+		return vcfg, nil
 	}
 
 	// Verify all the proper settings.
 	if err = vcfg.Verify(); err != nil {
-		return kmsCfg, err
+		return vcfg, err
 	}
 
 	vcfg.Enabled = true
-	kmsCfg.Vault = vcfg
+	return vcfg, nil
-	return kmsCfg, nil
 }
 
 // NewKMS - initialize a new KMS.
 func NewKMS(cfg KMSConfig) (kms KMS, err error) {
-	// Lookup KMS master keys - only available through ENV.
+	// Lookup KMS master kes - only available through ENV.
 	if masterKeyLegacy := env.Get(EnvKMSMasterKeyLegacy, ""); len(masterKeyLegacy) != 0 {
 		if cfg.Vault.Enabled { // Vault and KMS master key provided
 			return kms, errors.New("Ambiguous KMS configuration: vault configuration and a master key are provided at the same time")
 		}
+		if cfg.Kes.Enabled {
+			return kms, errors.New("Ambiguous KMS configuration: kes configuration and a master key are provided at the same time")
+		}
 		kms, err = ParseMasterKey(masterKeyLegacy)
 		if err != nil {
 			return kms, err
@@ -235,15 +375,25 @@ func NewKMS(cfg KMSConfig) (kms KMS, err error) {
 		if cfg.Vault.Enabled { // Vault and KMS master key provided
 			return kms, errors.New("Ambiguous KMS configuration: vault configuration and a master key are provided at the same time")
 		}
+		if cfg.Kes.Enabled {
+			return kms, errors.New("Ambiguous KMS configuration: kes configuration and a master key are provided at the same time")
+		}
 		kms, err = ParseMasterKey(masterKey)
 		if err != nil {
 			return kms, err
 		}
+	} else if cfg.Vault.Enabled && cfg.Kes.Enabled {
+		return kms, errors.New("Ambiguous KMS configuration: vault configuration and kes configuration are provided at the same time")
 	} else if cfg.Vault.Enabled {
 		kms, err = NewVault(cfg.Vault)
 		if err != nil {
 			return kms, err
 		}
+	} else if cfg.Kes.Enabled {
+		kms, err = NewKes(cfg.Kes)
+		if err != nil {
+			return kms, err
+		}
 	}
 
 	if cfg.AutoEncryption && kms == nil {

cmd/crypto/help.go

@@ -20,7 +20,7 @@ import "github.com/minio/minio/cmd/config"
 
 // Help template for KMS vault
 var (
-	Help = config.HelpKVS{
+	HelpVault = config.HelpKVS{
 		config.HelpKV{
 			Key:         KMSVaultEndpoint,
 			Description: `API endpoint e.g. "http://vault-endpoint-ip:8200"`,
@@ -28,7 +28,7 @@ var (
 		},
 		config.HelpKV{
 			Key:         KMSVaultKeyName,
-			Description: `unique transit key name e.g. "my-minio-key"`,
+			Description: `unique transit key name - e.g. "my-minio-key"`,
 			Type:        "string",
 		},
 		config.HelpKV{
@@ -71,4 +71,39 @@ var (
 			Type:        "sentence",
 		},
 	}
+
+	HelpKes = config.HelpKVS{
+		config.HelpKV{
+			Key:         KMSKesEndpoint,
+			Description: `API endpoint - e.g. "https://kes-endpoint:7373"`,
+			Type:        "url",
+		},
+		config.HelpKV{
+			Key:         KMSKesKeyName,
+			Description: `unique key name - e.g. "my-minio-key"`,
+			Type:        "string",
+		},
+		config.HelpKV{
+			Key:         KMSKesCertFile,
+			Description: `path to client certificate for TLS auth - e.g. /etc/keys/public.crt`,
+			Type:        "path",
+		},
+		config.HelpKV{
+			Key:         KMSKesKeyFile,
+			Description: `path to client private key for TLS auth - e.g. /etc/keys/private.key`,
+			Type:        "path",
+		},
+		config.HelpKV{
+			Key:         KMSKesCAPath,
+			Description: `path to PEM-encoded cert(s) to verify kes server cert - e.g. /etc/keys/CAs`,
+			Optional:    true,
+			Type:        "path",
+		},
+		config.HelpKV{
+			Key:         config.Comment,
+			Description: config.DefaultComment,
+			Optional:    true,
+			Type:        "sentence",
+		},
+	}
 )

cmd/crypto/kes.go

@@ -0,0 +1,255 @@
+// MinIO Cloud Storage, (C) 2019 MinIO, Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//    http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package crypto
+
+import (
+	"bytes"
+	"crypto/tls"
+	"crypto/x509"
+	"errors"
+	"fmt"
+	"io/ioutil"
+	"os"
+	"path/filepath"
+
+	"github.com/minio/kes"
+)
+
+// KesConfig contains the configuration required
+// to initialize and connect to a kes server.
+type KesConfig struct {
+	Enabled bool
+
+	// The kes server endpoint.
+	Endpoint string
+
+	// The path to the TLS private key used
+	// by MinIO to authenticate to the kes
+	// server during the TLS handshake (mTLS).
+	KeyFile string
+
+	// The path to the TLS certificate used
+	// by MinIO to authenticate to the kes
+	// server during the TLS handshake (mTLS).
+	//
+	// The kes server will also allow or deny
+	// access based on this certificate.
+	// In particular, the kes server will
+	// lookup the policy that corresponds to
+	// the identity in this certificate.
+	CertFile string
+
+	// Path to a file or directory containing
+	// the CA certificate(s) that issued / will
+	// issue certificates for the kes server.
+	//
+	// This is required if the TLS certificate
+	// of the kes server has not been issued
+	// (e.g. b/c it's self-signed) by a CA that
+	// MinIO trusts.
+	CAPath string
+
+	// The default key ID returned by KMS.KeyID().
+	DefaultKeyID string
+}
+
+// Verify verifies if the kes configuration is correct
+func (k KesConfig) Verify() (err error) {
+	switch {
+	case k.Endpoint == "":
+		err = errors.New("crypto: missing kes endpoint")
+	case k.CertFile == "":
+		err = errors.New("crypto: missing cert file")
+	case k.KeyFile == "":
+		err = errors.New("crypto: missing key file")
+	case k.DefaultKeyID == "":
+		err = errors.New("crypto: missing default key id")
+	}
+	return err
+}
+
+type kesService struct {
+	client *kes.Client
+
+	endpoint     string
+	defaultKeyID string
+}
+
+// NewKes returns a new kes KMS client. The returned KMS
+// uses the X.509 certificate to authenticate itself to
+// the kes server available at address.
+//
+// The defaultKeyID is the key ID returned when calling
+// KMS.KeyID().
+func NewKes(cfg KesConfig) (KMS, error) {
+	cert, err := tls.LoadX509KeyPair(cfg.CertFile, cfg.KeyFile)
+	if err != nil {
+		return nil, err
+	}
+	certPool, err := loadCACertificates(cfg.CAPath)
+	if err != nil {
+		return nil, err
+	}
+	return &kesService{
+		client: kes.NewClient(cfg.Endpoint, &tls.Config{
+			Certificates: []tls.Certificate{cert},
+			RootCAs:      certPool,
+		}),
+		endpoint:     cfg.Endpoint,
+		defaultKeyID: cfg.DefaultKeyID,
+	}, nil
+}
+
+// KeyID returns the default key ID.
+func (kes *kesService) KeyID() string {
+	return kes.defaultKeyID
+}
+
+// Info returns some status information about the KMS.
+func (kes *kesService) Info() KMSInfo {
+	return KMSInfo{
+		Endpoint: kes.endpoint,
+		Name:     kes.KeyID(),
+		AuthType: "TLS",
+	}
+}
+
+// GenerateKey returns a new plaintext key, generated by the KMS,
+// and a sealed version of this plaintext key encrypted using the
+// named key referenced by keyID. It also binds the generated key
+// cryptographically to the provided context.
+func (kes *kesService) GenerateKey(keyID string, ctx Context) (key [32]byte, sealedKey []byte, err error) {
+	var context bytes.Buffer
+	ctx.WriteTo(&context)
+
+	var plainKey []byte
+	plainKey, sealedKey, err = kes.client.GenerateDataKey(keyID, context.Bytes())
+	if err != nil {
+		return key, nil, err
+	}
+	if len(plainKey) != len(key) {
+		return key, nil, errors.New("crypto: received invalid plaintext key size from KMS")
+	}
+	copy(key[:], plainKey)
+	return key, sealedKey, nil
+}
+
+// UnsealKey returns the decrypted sealedKey as plaintext key.
+// Therefore it sends the sealedKey to the KMS which decrypts
+// it using the named key referenced by keyID and responses with
+// the plaintext key.
+//
+// The context must be same context as the one provided while
+// generating the plaintext key / sealedKey.
+func (kes *kesService) UnsealKey(keyID string, sealedKey []byte, ctx Context) (key [32]byte, err error) {
+	var context bytes.Buffer
+	ctx.WriteTo(&context)
+
+	var plainKey []byte
+	plainKey, err = kes.client.DecryptDataKey(keyID, sealedKey, context.Bytes())
+	if err != nil {
+		return key, err
+	}
+	if len(plainKey) != len(key) {
+		return key, errors.New("crypto: received invalid plaintext key size from KMS")
+	}
+	copy(key[:], plainKey)
+	return key, nil
+}
+
+// UpdateKey re-wraps the sealedKey if the master key referenced by the keyID
+// has been changed by the KMS operator - i.e. the master key has been rotated.
+// If the master key hasn't changed since the sealedKey has been created / updated
+// it may return the same sealedKey as rotatedKey.
+//
+// The context must be same context as the one provided while
+// generating the plaintext key / sealedKey.
+func (kes *kesService) UpdateKey(keyID string, sealedKey []byte, ctx Context) ([]byte, error) {
+	_, err := kes.UnsealKey(keyID, sealedKey, ctx)
+	if err != nil {
+		return nil, err
+	}
+
+	// Currently a kes server does not support key rotation (of the same key)
+	// Therefore, we simply return the same sealedKey.
+	return sealedKey, nil
+}
+
+// loadCACertificates returns a new CertPool
+// that contains all system root CA certificates
+// and any PEM-encoded certificate(s) found at
+// path.
+//
+// If path is a file, loadCACertificates will
+// try to parse it as PEM-encoded certificate.
+// If this fails, it returns an error.
+//
+// If path is a directory it tries to parse each
+// file as PEM-encoded certificate and add it to
+// the CertPool. If a file is not a PEM certificate
+// it will be ignored.
+func loadCACertificates(path string) (*x509.CertPool, error) {
+	rootCAs, _ := x509.SystemCertPool()
+	if rootCAs == nil {
+		// In some systems (like Windows) system cert pool is
+		// not supported or no certificates are present on the
+		// system - so we create a new cert pool.
+		rootCAs = x509.NewCertPool()
+	}
+	if path == "" {
+		return rootCAs, nil
+	}
+
+	stat, err := os.Stat(path)
+	if err != nil {
+		if os.IsNotExist(err) || os.IsPermission(err) {
+			return rootCAs, nil
+		}
+		return nil, fmt.Errorf("crypto: cannot open '%s': %v", path, err)
+	}
+
+	// If path is a file, parse as PEM-encoded certifcate
+	// and try to add it to the CertPool. If this fails
+	// return an error.
+	if !stat.IsDir() {
+		cert, err := ioutil.ReadFile(path)
+		if err != nil {
+			return nil, err
+		}
+		if !rootCAs.AppendCertsFromPEM(cert) {
+			return nil, fmt.Errorf("crypto: '%s' is not a valid PEM-encoded certificate", path)
+		}
+		return rootCAs, nil
+	}
+
+	// If path is a directory then try
+	// to parse each file as PEM-encoded
+	// certificate and add it to the CertPool.
+	// If a file is not a PEM-encoded certificate
+	// we ignore it.
+	files, err := ioutil.ReadDir(path)
+	if err != nil {
+		return nil, err
+	}
+	for _, file := range files {
+		cert, err := ioutil.ReadFile(filepath.Join(path, file.Name()))
+		if err != nil {
+			continue // ignore files which are not readable
+		}
+		rootCAs.AppendCertsFromPEM(cert) // ignore files which are not PEM certtificates
+	}
+	return rootCAs, nil
+
+}

cmd/crypto/legacy.go

@@ -136,18 +136,10 @@ func SetKMSConfig(s config.Config, cfg KMSConfig) {
 //
 // It sets the global KMS configuration according to the merged configuration
 // on success.
-func lookupConfigLegacy(kvs config.KVS) (KMSConfig, error) {
+func lookupConfigLegacy(kvs config.KVS) (VaultConfig, error) {
-	autoBool, err := config.ParseBool(env.Get(EnvAutoEncryptionLegacy, config.EnableOff))
+	vcfg := VaultConfig{
-	if err != nil {
+		Auth: VaultAuth{
-		return KMSConfig{}, err
+			Type: "approle",
-	}
-
-	cfg := KMSConfig{
-		AutoEncryption: autoBool,
-		Vault: VaultConfig{
-			Auth: VaultAuth{
-				Type: "approle",
-			},
 		},
 	}
 
@@ -156,37 +148,38 @@ func lookupConfigLegacy(kvs config.KVS) (KMSConfig, error) {
 		// Lookup Hashicorp-Vault configuration & overwrite config entry if ENV var is present
 		endpoint, err := xnet.ParseHTTPURL(endpointStr)
 		if err != nil {
-			return cfg, err
+			return vcfg, err
 		}
 		endpointStr = endpoint.String()
 	}
 
-	cfg.Vault.Endpoint = endpointStr
+	var err error
-	cfg.Vault.CAPath = env.Get(EnvLegacyVaultCAPath, "")
+	vcfg.Endpoint = endpointStr
-	cfg.Vault.Auth.Type = env.Get(EnvLegacyVaultAuthType, "")
+	vcfg.CAPath = env.Get(EnvLegacyVaultCAPath, "")
-	if cfg.Vault.Auth.Type == "" {
+	vcfg.Auth.Type = env.Get(EnvLegacyVaultAuthType, "")
-		cfg.Vault.Auth.Type = "approle"
+	if vcfg.Auth.Type == "" {
+		vcfg.Auth.Type = "approle"
 	}
-	cfg.Vault.Auth.AppRole.ID = env.Get(EnvLegacyVaultAppRoleID, "")
+	vcfg.Auth.AppRole.ID = env.Get(EnvLegacyVaultAppRoleID, "")
-	cfg.Vault.Auth.AppRole.Secret = env.Get(EnvLegacyVaultAppSecretID, "")
+	vcfg.Auth.AppRole.Secret = env.Get(EnvLegacyVaultAppSecretID, "")
-	cfg.Vault.Key.Name = env.Get(EnvLegacyVaultKeyName, "")
+	vcfg.Key.Name = env.Get(EnvLegacyVaultKeyName, "")
-	cfg.Vault.Namespace = env.Get(EnvLegacyVaultNamespace, "")
+	vcfg.Namespace = env.Get(EnvLegacyVaultNamespace, "")
 	if keyVersion := env.Get(EnvLegacyVaultKeyVersion, ""); keyVersion != "" {
-		cfg.Vault.Key.Version, err = strconv.Atoi(keyVersion)
+		vcfg.Key.Version, err = strconv.Atoi(keyVersion)
 		if err != nil {
-			return cfg, fmt.Errorf("Invalid ENV variable: Unable to parse %s value (`%s`)",
+			return vcfg, fmt.Errorf("Invalid ENV variable: Unable to parse %s value (`%s`)",
 				EnvLegacyVaultKeyVersion, keyVersion)
 		}
 	}
 
-	if reflect.DeepEqual(cfg.Vault, defaultCfg) {
+	if reflect.DeepEqual(vcfg, defaultVaultCfg) {
-		return cfg, nil
+		return vcfg, nil
 	}
 
-	if err = cfg.Vault.Verify(); err != nil {
+	if err = vcfg.Verify(); err != nil {
-		return cfg, err
+		return vcfg, err
 	}
 
-	cfg.Vault.Enabled = true
+	vcfg.Enabled = true
-	return cfg, nil
+	return vcfg, nil
 }

go.mod

@@ -3,7 +3,7 @@ module github.com/minio/minio
 go 1.13
 
 require (
-	cloud.google.com/go v0.37.2
+	cloud.google.com/go v0.39.0
 	github.com/Azure/azure-pipeline-go v0.2.1
 	github.com/Azure/azure-storage-blob-go v0.8.0
 	github.com/Shopify/sarama v1.24.1
@@ -29,7 +29,7 @@ require (
 	github.com/gorilla/handlers v1.4.0
 	github.com/gorilla/mux v1.7.0
 	github.com/gorilla/rpc v1.2.0+incompatible
-	github.com/hashicorp/vault v1.1.0
+	github.com/hashicorp/vault/api v1.0.4
 	github.com/inconshreveable/go-update v0.0.0-20160112193335-8152e7eb6ccf
 	github.com/json-iterator/go v1.1.7
 	github.com/klauspost/compress v1.8.3
@@ -37,13 +37,14 @@ require (
 	github.com/klauspost/readahead v1.3.1
 	github.com/klauspost/reedsolomon v1.9.3
 	github.com/kurin/blazer v0.5.4-0.20190613185654-cf2f27cc0be3
-	github.com/lib/pq v1.0.0
+	github.com/lib/pq v1.1.1
-	github.com/mattn/go-ieproxy v0.0.0-20190805055040-f9202b1cfdeb // indirect; Pinned for FreeBSD support.
+	github.com/mattn/go-ieproxy v0.0.0-20190805055040-f9202b1cfdeb // indirect
 	github.com/miekg/dns v1.1.8
 	github.com/minio/cli v1.22.0
 	github.com/minio/gokrb5/v7 v7.2.5
 	github.com/minio/hdfs/v3 v3.0.1
 	github.com/minio/highwayhash v1.0.0
+	github.com/minio/kes v0.4.0
 	github.com/minio/lsync v1.0.1
 	github.com/minio/mc v0.0.0-20191012041914-735aa139b19c
 	github.com/minio/minio-go v0.0.0-20190327203652-5325257a208f
@@ -66,15 +67,15 @@ require (
 	github.com/shirou/gopsutil v2.18.12+incompatible
 	github.com/sirupsen/logrus v1.4.2
 	github.com/skyrings/skyring-common v0.0.0-20160929130248-d1c0bb1cbd5e
-	github.com/streadway/amqp v0.0.0-20190402114354-16ed540749f6
+	github.com/streadway/amqp v0.0.0-20190404075320-75d898a42a94
 	github.com/valyala/tcplisten v0.0.0-20161114210144-ceec8f93295a
 	go.uber.org/atomic v1.3.2
-	golang.org/x/crypto v0.0.0-20190923035154-9ee001bba392
+	golang.org/x/crypto v0.0.0-20191117063200-497ca9f6d64f
 	golang.org/x/sys v0.0.0-20190922100055-0a153f010e69
-	google.golang.org/api v0.4.0
+	google.golang.org/api v0.5.0
 	gopkg.in/ldap.v3 v3.0.3
 	gopkg.in/olivere/elastic.v5 v5.0.80
-	gopkg.in/yaml.v2 v2.2.2
+	gopkg.in/yaml.v2 v2.2.4
 )
 
 // Added for go1.13 migration https://github.com/golang/go/issues/32805
@@ -88,3 +89,6 @@ replace github.com/eapache/queue => github.com/eapache/queue v1.1.0
 replace github.com/mattn/go-runewidth => github.com/mattn/go-runewidth v0.0.4
 
 replace github.com/mitchellh/mapstructure => github.com/mitchellh/mapstructure v1.1.2
+
+// Version 1.2.0 adds support for go modules
+replace github.com/hashicorp/vault => github.com/hashicorp/vault v1.2.0-beta2

go.sum

@@ -4,8 +4,13 @@ cloud.google.com/go v0.31.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMT
 cloud.google.com/go v0.34.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
 cloud.google.com/go v0.37.2 h1:4y4L7BdHenTfZL0HervofNTHh9Ad6mNX72cQvl+5eH0=
 cloud.google.com/go v0.37.2/go.mod h1:H8IAquKe2L30IxoupDgqTaQvKSwF/c8prYHynGIWQbA=
+cloud.google.com/go v0.37.4/go.mod h1:NHPJ89PdicEuT9hdPXMROBD91xc5uRDxsMtSB16k7hw=
+cloud.google.com/go v0.39.0 h1:UgQP9na6OTfp4dsAiz/eFpFA1C6tPdH5wiRdi19tuMw=
+cloud.google.com/go v0.39.0/go.mod h1:rVLT6fkc8chs9sfPtFc1SBH6em7n+ZoXaG+87tDISts=
+code.cloudfoundry.org/gofileutils v0.0.0-20170111115228-4d0c80011a0f/go.mod h1:sk5LnIjB/nIEU7yP5sDQExVm62wu0pBh3yrElngUisI=
 contrib.go.opencensus.io/exporter/ocagent v0.4.7/go.mod h1:+KkYrcvvEN0E5ls626sqMv8PdMx2931feKtzIwP01qI=
 contrib.go.opencensus.io/exporter/ocagent v0.4.10/go.mod h1:ueLzZcP7LPhPulEBukGn4aLh7Mx9YJwpVJ9nL2FYltw=
+contrib.go.opencensus.io/exporter/ocagent v0.4.12/go.mod h1:450APlNTSR6FrvC3CTRqYosuDstRB9un7SOx2k/9ckA=
 contrib.go.opencensus.io/exporter/ocagent v0.5.0 h1:TKXjQSRS0/cCDrP7KvkgU6SmILtF/yV2TOs/02K/WZQ=
 contrib.go.opencensus.io/exporter/ocagent v0.5.0/go.mod h1:ImxhfLRpxoYiSq891pBrLVhN+qmP8BTVvdH2YLs7Gl0=
 contrib.go.opencensus.io/exporter/stackdriver v0.0.0-20180919222851-d1e19f5c23e9/go.mod h1:hNe5qQofPbg6bLQY5wHCvQ7o+2E5P8PkegEuQ+MyRw0=
@@ -17,6 +22,7 @@ github.com/Azure/azure-pipeline-go v0.2.1/go.mod h1:UGSo8XybXnIGZ3epmeBw7Jdz+HiU
 github.com/Azure/azure-sdk-for-go v26.4.0+incompatible/go.mod h1:9XXNKU+eRnpl9moKnB4QOLf1HestfXbmab5FXxiDBjc=
 github.com/Azure/azure-sdk-for-go v27.0.0+incompatible h1:JknnG+RYTnwzpi+YuQ04/dAWIssbubSRD8arN78I+Qo=
 github.com/Azure/azure-sdk-for-go v27.0.0+incompatible/go.mod h1:9XXNKU+eRnpl9moKnB4QOLf1HestfXbmab5FXxiDBjc=
+github.com/Azure/azure-sdk-for-go v29.0.0+incompatible/go.mod h1:9XXNKU+eRnpl9moKnB4QOLf1HestfXbmab5FXxiDBjc=
 github.com/Azure/azure-sdk-for-go v33.4.0+incompatible h1:yzJKzcKTX0WwDdZC8kAqxiGVZz66uqpajhgphstEUN0=
 github.com/Azure/azure-sdk-for-go v33.4.0+incompatible/go.mod h1:9XXNKU+eRnpl9moKnB4QOLf1HestfXbmab5FXxiDBjc=
 github.com/Azure/azure-storage-blob-go v0.8.0 h1:53qhf0Oxa0nOjgbDeeYPUeyiNmafAFEY95rZLK0Tj6o=
@@ -25,16 +31,21 @@ github.com/Azure/go-ansiterm v0.0.0-20170929234023-d6e3b3328b78/go.mod h1:LmzpDX
 github.com/Azure/go-autorest v11.5.2+incompatible/go.mod h1:r+4oMnoxhatjLLJ6zxSWATqVooLgysK6ZNox3g/xq24=
 github.com/Azure/go-autorest v11.7.0+incompatible h1:gzma19dc9ejB75D90E5S+/wXouzpZyA+CV+/MJPSD/k=
 github.com/Azure/go-autorest v11.7.0+incompatible/go.mod h1:r+4oMnoxhatjLLJ6zxSWATqVooLgysK6ZNox3g/xq24=
+github.com/Azure/go-autorest v11.7.1+incompatible h1:M2YZIajBBVekV86x0rr1443Lc1F/Ylxb9w+5EtSyX3Q=
+github.com/Azure/go-autorest v11.7.1+incompatible/go.mod h1:r+4oMnoxhatjLLJ6zxSWATqVooLgysK6ZNox3g/xq24=
+github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/DataDog/datadog-go v2.2.0+incompatible/go.mod h1:LButxg5PwREeZtORoXG3tL4fMGNddJ+vMq1mwgfaqoQ=
 github.com/DataDog/zstd v1.3.5/go.mod h1:1jcaCB/ufaK+sKp1NBhlGmpz41jOoPQ35bpF36t7BBo=
 github.com/DataDog/zstd v1.4.0 h1:vhoV+DUHnRZdKW1i5UMjAk2G4JY8wN4ayRfYDNdEhwo=
 github.com/DataDog/zstd v1.4.0/go.mod h1:1jcaCB/ufaK+sKp1NBhlGmpz41jOoPQ35bpF36t7BBo=
 github.com/Jeffail/gabs v1.1.1/go.mod h1:6xMvQMK4k33lb7GUUpaAPh6nKMmemQeg5d4gn7/bOXc=
+github.com/Masterminds/semver v1.4.2/go.mod h1:MB6lktGJrhw8PrUyiEoblNEGEQ+RzHPF078ddwwvV3Y=
 github.com/Microsoft/go-winio v0.4.12/go.mod h1:VhR8bwka0BXejwEJY73c50VrPtXAaKcyvVC4A4RozmA=
 github.com/NYTimes/gziphandler v1.1.1/go.mod h1:n/CVRwUEOgIxrgPvAQhUUr9oeUtvrhMomdKFjzJNB0c=
 github.com/Nvveen/Gotty v0.0.0-20120604004816-cd527374f1e5/go.mod h1:lmUJ/7eu/Q8D7ML55dXQrVaamCz2vxCfdQBasLZfHKk=
 github.com/SAP/go-hdb v0.14.0/go.mod h1:7fdQLVC2lER3urZLjZCm0AuMQfApof92n3aylBPEkMo=
+github.com/SAP/go-hdb v0.14.1/go.mod h1:7fdQLVC2lER3urZLjZCm0AuMQfApof92n3aylBPEkMo=
 github.com/SermoDigital/jose v0.9.1/go.mod h1:ARgCUhI1MHQH+ONky/PAtmVHQrP5JlGY0F3poXOp/fA=
 github.com/Shopify/sarama v1.19.0 h1:9oksLxC6uxVPHPVYUmq6xhr1BOF/hHobWH2UzO67z1s=
 github.com/Shopify/sarama v1.19.0/go.mod h1:FVkBWblsNy7DGZRfXLU0O9RCGt5g3g3yEuWXgklEdEo=
@@ -45,25 +56,32 @@ github.com/Shopify/toxiproxy v2.1.4+incompatible/go.mod h1:OXgGpZ6Cli1/URJOF1DMx
 github.com/StackExchange/wmi v0.0.0-20190523213315-cbe66965904d h1:G0m3OIz70MZUWq3EgK3CesDbo8upS2Vm9/P3FtgI+Jk=
 github.com/StackExchange/wmi v0.0.0-20190523213315-cbe66965904d/go.mod h1:3eOhrUMpNV+6aFIbp5/iudMxNCF27Vw2OZgy4xEx0Fg=
 github.com/a8m/mark v0.1.1-0.20170507133748-44f2db618845/go.mod h1:c8Mh99Cw82nrsAnPgxQSZHkswVOJF7/MqZb1ZdvriLM=
+github.com/abdullin/seq v0.0.0-20160510034733-d5467c17e7af/go.mod h1:5Jv4cbFiHJMsVxt52+i0Ha45fjshj6wxYr1r19tB9bw=
 github.com/alecthomas/participle v0.0.0-20190103085315-bf8340a459bd/go.mod h1:SW6HZGeZgSIpcUWX3fXpfZhuaWHnmoD5KCVaqSaNTkk=
 github.com/alecthomas/participle v0.2.1 h1:4AVLj1viSGa4LG5HDXKXrm5xRx19SB/rS/skPQB1Grw=
 github.com/alecthomas/participle v0.2.1/go.mod h1:SW6HZGeZgSIpcUWX3fXpfZhuaWHnmoD5KCVaqSaNTkk=
 github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
 github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
 github.com/aliyun/alibaba-cloud-sdk-go v0.0.0-20190315122603-6f9e54af456e/go.mod h1:T9M45xf79ahXVelWoOBmH0y4aC1t5kXO5BxwyakgIGA=
+github.com/aliyun/alibaba-cloud-sdk-go v0.0.0-20190412020505-60e2075261b6/go.mod h1:T9M45xf79ahXVelWoOBmH0y4aC1t5kXO5BxwyakgIGA=
+github.com/aliyun/alibaba-cloud-sdk-go v0.0.0-20190620160927-9418d7b0cd0f/go.mod h1:myCDvQSzCW+wB1WAlocEru4wMGJxy+vlxHdhegi1CDQ=
 github.com/aliyun/aliyun-oss-go-sdk v0.0.0-20170925032315-6fe16293d6b7/go.mod h1:T/Aws4fEfogEE9v+HPhhw+CntffsBHJ8nXQCwKr0/g8=
 github.com/aliyun/aliyun-oss-go-sdk v0.0.0-20190307165228-86c17b95fcd5 h1:nWDRPCyCltiTsANwC/n3QZH7Vww33Npq9MKqlwRzI/c=
 github.com/aliyun/aliyun-oss-go-sdk v0.0.0-20190307165228-86c17b95fcd5/go.mod h1:T/Aws4fEfogEE9v+HPhhw+CntffsBHJ8nXQCwKr0/g8=
 github.com/anmitsu/go-shlex v0.0.0-20161002113705-648efa622239/go.mod h1:2FmKhYUyUczH0OGQWaF5ceTx0UBShxjsH6f8oGKYe2c=
 github.com/apache/thrift v0.12.0/go.mod h1:cp2SuWMxlEZw2r+iP2GNCdIi4C1qmUzdZFSVb+bacwQ=
+github.com/apple/foundationdb/bindings/go v0.0.0-20190411004307-cd5c9d91fad2/go.mod h1:OMVSB21p9+xQUIqlGizHPZfjK+SHws1ht+ZytVDoz9U=
 github.com/araddon/gou v0.0.0-20190110011759-c797efecbb61/go.mod h1:ikc1XA58M+Rx7SEbf0bLJCfBkwayZ8T5jBo5FXK8Uz8=
 github.com/armon/circbuf v0.0.0-20150827004946-bbbad097214e/go.mod h1:3U/XgcO3hCbHZ8TKRvWD2dDTCfh9M9ya+I9JpbB7O8o=
 github.com/armon/go-metrics v0.0.0-20180917152333-f0300d1749da/go.mod h1:Q73ZrmVTwzkszR9V5SSuryQ31EELlFMUz1kKyl939pY=
 github.com/armon/go-metrics v0.0.0-20190430140413-ec5e00d3c878 h1:EFSB7Zo9Eg91v7MJPVsifUysc/wPdN+NOnVe6bWbdBM=
 github.com/armon/go-metrics v0.0.0-20190430140413-ec5e00d3c878/go.mod h1:3AMJUQhVx52RsWOnlkpikZr01T/yAVN2gn0861vByNg=
+github.com/armon/go-proxyproto v0.0.0-20190211145416-68259f75880e/go.mod h1:QmP9hvJ91BbJmGVGSbutW19IC0Q9phDCLGaomwTJbgU=
 github.com/armon/go-radix v0.0.0-20180808171621-7fddfc383310/go.mod h1:ufUuZ+zHj4x4TnLV4JWEpy2hxWSpsRywHrMgIH9cCH8=
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@@ -77,9 +95,11 @@ github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24
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@@ -92,6 +112,10 @@ github.com/chrismalek/oktasdk-go v0.0.0-20181212195951-3430665dfaa0/go.mod h1:5d
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@@ -108,10 +132,12 @@ github.com/coreos/go-semver v0.0.0-20180108230905-e214231b295a/go.mod h1:nnelYz7
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@@ -119,6 +145,7 @@ github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSs
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@@ -130,9 +157,11 @@ github.com/dnaeon/go-vcr v1.0.1 h1:r8L/HqC0Hje5AXMu1ooW8oyQyOFv4GxqpL0nRP7SLLY=
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@@ -151,6 +180,9 @@ github.com/eclipse/paho.mqtt.golang v1.2.0/go.mod h1:H9keYFcgq3Qr5OUJm/JZI/i6U7j
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@@ -165,12 +197,16 @@ github.com/frankban/quicktest v1.4.1 h1:Wv2VwvNn73pAdFIVUQRXYDFp31lXKbqblIXo/Q5G
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@@ -178,6 +214,7 @@ github.com/go-ini/ini v1.42.0/go.mod h1:ByCAeIL28uOIIG0E3PJtZPDL8WnHpFKFOtgjp+3I
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@@ -186,13 +223,19 @@ github.com/go-sql-driver/mysql v1.4.1/go.mod h1:zAC/RDZ24gD3HViQzih4MyKcchzm+sOG
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@@ -213,6 +256,7 @@ github.com/golang/snappy v0.0.1/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEW
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@@ -233,6 +277,8 @@ github.com/googleapis/gax-go v2.0.0+incompatible h1:j0GKcs05QVmm7yesiZq2+9cxHkNK
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@@ -251,6 +297,7 @@ github.com/gorilla/mux v1.7.0/go.mod h1:1lud6UwP+6orDFRuTfBEV8e9/aOM/c4fVVCaMa2z
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@@ -258,8 +305,11 @@ github.com/gotestyourself/gotestyourself v2.2.0+incompatible/go.mod h1:zZKM6oeNM
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@@ -268,6 +318,9 @@ github.com/grpc-ecosystem/grpc-gateway v1.9.0 h1:bM6ZAFZmc/wPFaRDi0d5L7hGEZEx/2u
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@@ -275,13 +328,17 @@ github.com/hashicorp/go-cleanhttp v0.5.0/go.mod h1:JpRdi6/HCYpAwUzNwuwqhbovhLtng
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@@ -289,9 +346,13 @@ github.com/hashicorp/go-msgpack v0.5.5/go.mod h1:ahLV/dePpqEmjfWmKiqvPkv/twdG7iP
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@@ -306,6 +367,7 @@ github.com/hashicorp/go-uuid v1.0.1 h1:fv1ep09latC32wFoVwnqcnKJGnMSdBanPczbHAYm1
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@@ -316,35 +378,79 @@ github.com/hashicorp/logutils v1.0.0/go.mod h1:QIAnNjmIWmVIIkWDTG1z5v++HQmx9WQRO
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@@ -604,14 +731,17 @@ github.com/prometheus/client_golang v0.9.1/go.mod h1:7SWBe2y4D6OKWSNQJUaRYU/AaXP
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@@ -640,6 +770,8 @@ github.com/segmentio/go-prompt v0.0.0-20161017233205-f0d19b6901ad/go.mod h1:B3eh
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@@ -648,12 +780,14 @@ github.com/sirupsen/logrus v1.4.2/go.mod h1:tLMulIdttU9McNUspp0xgXVQah82FyeX6Mwd
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@@ -661,11 +795,15 @@ github.com/smartystreets/goconvey v0.0.0-20190330032615-68dc04aab96a h1:pa8hGb/2
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@@ -684,6 +822,7 @@ github.com/tidwall/pretty v1.0.0 h1:HsD+QiTn7sK6flMKIvNmpqz1qrpP3Ps6jOKIKMooyg4=
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@@ -693,10 +832,12 @@ github.com/ugorji/go v1.1.4 h1:j4s+tAvLfL3bZyefP2SEWmhBzmuIlH/eqNuPdFPgngw=
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@@ -707,11 +848,14 @@ github.com/xiang90/probing v0.0.0-20190116061207-43a291ad63a2/go.mod h1:UETIi67q
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@@ -723,6 +867,7 @@ go.uber.org/zap v1.10.0 h1:ORx85nbTijNz8ljznvCMR1ZBIPKFn3jQrag10X2AsuM=
 go.uber.org/zap v1.10.0/go.mod h1:vwi/ZaCAaUcBkycHslxD9B2zi4UTXhF60s6SWpuDF0Q=
 go4.org v0.0.0-20180809161055-417644f6feb5/go.mod h1:MkTOUMDaeVYJUOUsaDXIhWPZYa1yOyC1qaOBpL57BhE=
 golang.org/x/build v0.0.0-20190314133821-5284462c4bec/go.mod h1:atTaCNAy0f16Ah5aV1gMSwgiKVHwu/JncqDpuRr7lS4=
+golang.org/x/crypto v0.0.0-20180608092829-8ac0e0d97ce4/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
 golang.org/x/crypto v0.0.0-20180723164146-c126467f60eb/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
 golang.org/x/crypto v0.0.0-20180820150726-614d502a4dac/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
 golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
@@ -745,6 +890,8 @@ golang.org/x/crypto v0.0.0-20190820162420-60c769a6c586 h1:7KByu05hhLed2MO29w7p1X
 golang.org/x/crypto v0.0.0-20190820162420-60c769a6c586/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20190923035154-9ee001bba392 h1:ACG4HJsFiNMf47Y4PeRoebLNy/2lXT9EtprMuTFWt1M=
 golang.org/x/crypto v0.0.0-20190923035154-9ee001bba392/go.mod h1:/lpIB1dKB+9EgE3H3cr1v9wB50oz8l4C4h62xy7jSTY=
+golang.org/x/crypto v0.0.0-20191117063200-497ca9f6d64f h1:kz4KIr+xcPUsI3VMoqWfPMvtnJ6MGfiVwsWSVzphMO4=
+golang.org/x/crypto v0.0.0-20191117063200-497ca9f6d64f/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/lint v0.0.0-20180702182130-06c8688daad7/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
 golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
@@ -765,6 +912,7 @@ golang.org/x/net v0.0.0-20181201002055-351d144fa1fc/go.mod h1:mL1N/T3taQHkDXs73r
 golang.org/x/net v0.0.0-20181220203305-927f97764cc3/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20190108225652-1e06a53dbb7e/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20190125091013-d26f9f9a57f3/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
+golang.org/x/net v0.0.0-20190206173232-65e2d4e15006/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20190213061140-3a22650c66bd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20190301231341-16b79f2e4e95/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
@@ -772,7 +920,9 @@ golang.org/x/net v0.0.0-20190318221613-d196dffd7c2b/go.mod h1:t9HGtf8HONx5eT2rtn
 golang.org/x/net v0.0.0-20190324223953-e3b2ff56ed87/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.0.0-20190424112056-4829fb13d2c6/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
+golang.org/x/net v0.0.0-20190514140710-3ec191127204/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.0.0-20190522155817-f3200d17e092/go.mod h1:HSz+uSET+XFnRR8LxR5pz3Of3rY3CfYBVs4xY44aLks=
+golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20190827160401-ba9fcec4b297 h1:k7pJ2yAPLPgbskkFdhRCsA77k2fySZ1zf2zCjvQCiIM=
 golang.org/x/net v0.0.0-20190827160401-ba9fcec4b297/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20190923162816-aa69164e4478 h1:l5EDrHhldLYb3ZRHDUhXF7Om7MvYXnkV9/iQNo1lX6g=
@@ -781,8 +931,12 @@ golang.org/x/oauth2 v0.0.0-20180603041954-1e0a3fa8ba9a/go.mod h1:N/0e6XlmueqKjAG
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20181017192945-9dcd33a902f4/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20181203162652-d668ce993890/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
+golang.org/x/oauth2 v0.0.0-20190130055435-99b60b757ec1/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
 golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421 h1:Wo7BWFiOk0QRFMLYMqJGFMd9CgUAcGx7V+qEg/h5IBI=
 golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
+golang.org/x/oauth2 v0.0.0-20190319182350-c85d3e98c914/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
+golang.org/x/oauth2 v0.0.0-20190402181905-9f3314589c9a h1:tImsplftrFpALCYumobsd0K86vlAs/eXGFms2txfJfA=
+golang.org/x/oauth2 v0.0.0-20190402181905-9f3314589c9a/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
 golang.org/x/perf v0.0.0-20180704124530-6e6d33e29852/go.mod h1:JLpeXjPJfIyPr5TlbXLkXWLhP8nz10XfvxElABhCtcw=
 golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
@@ -811,12 +965,16 @@ golang.org/x/sys v0.0.0-20190204203706-41f3e6584952/go.mod h1:STP8DvDyc/dI5b8T5h
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190222072716-a9d3bda3a223/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190304154630-e844e0132e93/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+golang.org/x/sys v0.0.0-20190312061237-fead79001313/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190318195719-6c81ef8f67ca/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190322080309-f49334f85ddc/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190403152447-81d4e9dc473e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20190410170021-cc4d4f50624c/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190422165155-953cdadca894/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190429190828-d89cdac9e872/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20190514135907-3a4b5fb9f71f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20190523142557-0e01d883c5c5/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190726091711-fc99dfbffb4e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190826190057-c7b8b68b1456 h1:ng0gs1AKnRRuEMZoTLLlbOd+C17zUDepwGQBb/n+JVg=
 golang.org/x/sys v0.0.0-20190826190057-c7b8b68b1456/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
@@ -824,6 +982,7 @@ golang.org/x/sys v0.0.0-20190922100055-0a153f010e69 h1:rOhMmluY6kLMhdnrivzec6lLg
 golang.org/x/sys v0.0.0-20190922100055-0a153f010e69/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.1-0.20180807135948-17ff2d5776d2/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
+golang.org/x/text v0.3.1-0.20181227161524-e6919f6577db/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
 golang.org/x/text v0.3.2 h1:tW2bmiBqwgJj/UpqtC8EpXEZVYOwU0yG4iWbprSVAcs=
 golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
 golang.org/x/time v0.0.0-20180412165947-fbb02b2291d2/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
@@ -841,6 +1000,7 @@ golang.org/x/tools v0.0.0-20190312170243-e65039ee4138/go.mod h1:LCzVGOaR6xXOjkQ3
 golang.org/x/tools v0.0.0-20190318200714-bb1270c20edf/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
 golang.org/x/tools v0.0.0-20190328211700-ab21143f2384 h1:TFlARGu6Czu1z7q93HTxcP1P+/ZFC/IKythI5RzrnRg=
 golang.org/x/tools v0.0.0-20190328211700-ab21143f2384/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
+golang.org/x/tools v0.0.0-20190524140312-2c0ae7006135/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
 google.golang.org/api v0.0.0-20180603000442-8e296ef26005/go.mod h1:4mhQ8q/RsB7i+udVvVy5NUi08OU8ZlA0gRVgrF7VFY0=
 google.golang.org/api v0.0.0-20180910000450-7ca32eb868bf/go.mod h1:4mhQ8q/RsB7i+udVvVy5NUi08OU8ZlA0gRVgrF7VFY0=
 google.golang.org/api v0.0.0-20180916000451-19ff8768a5c0/go.mod h1:4mhQ8q/RsB7i+udVvVy5NUi08OU8ZlA0gRVgrF7VFY0=
@@ -848,15 +1008,22 @@ google.golang.org/api v0.0.0-20181030000543-1d582fd0359e/go.mod h1:4mhQ8q/RsB7i+
 google.golang.org/api v0.0.0-20181220000619-583d854617af/go.mod h1:4mhQ8q/RsB7i+udVvVy5NUi08OU8ZlA0gRVgrF7VFY0=
 google.golang.org/api v0.2.0/go.mod h1:IfRCZScioGtypHNTlz3gFk67J8uePVW7uDTBzXuIkhU=
 google.golang.org/api v0.3.0/go.mod h1:IuvZyQh8jgscv8qWfQ4ABd8m7hEudgBFM/EdhA3BnXw=
+google.golang.org/api v0.3.1/go.mod h1:6wY9I6uQWHQ8EM57III9mq/AjF+i8G65rmVagqKMtkk=
+google.golang.org/api v0.3.2/go.mod h1:6wY9I6uQWHQ8EM57III9mq/AjF+i8G65rmVagqKMtkk=
 google.golang.org/api v0.4.0 h1:KKgc1aqhV8wDPbDzlDtpvyjZFY3vjz85FP7p4wcQUyI=
 google.golang.org/api v0.4.0/go.mod h1:8k5glujaEP+g9n7WNsDg8QP6cUVNI86fCNMcbazEtwE=
+google.golang.org/api v0.5.0 h1:lj9SyhMzyoa38fgFF0oO2T6pjs5IzkLPKfVtxpyCRMM=
+google.golang.org/api v0.5.0/go.mod h1:8k5glujaEP+g9n7WNsDg8QP6cUVNI86fCNMcbazEtwE=
 google.golang.org/appengine v1.0.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM=
 google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM=
 google.golang.org/appengine v1.2.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
 google.golang.org/appengine v1.3.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
 google.golang.org/appengine v1.4.0 h1:/wp5JvzpHIxhs/dumFmF7BXTf3Z+dd4uXta4kVyO508=
 google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
+google.golang.org/appengine v1.6.0 h1:Tfd7cKwKbFRsI8RMAD3oqqw7JPFRrvFlOsfbgVkjOOw=
+google.golang.org/appengine v1.6.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
 google.golang.org/genproto v0.0.0-20180601223552-81158efcc9f2/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
+google.golang.org/genproto v0.0.0-20180608181217-32ee49c4dd80/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
 google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
 google.golang.org/genproto v0.0.0-20180831171423-11092d34479b/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
 google.golang.org/genproto v0.0.0-20180918203901-c3f76f3b92d1/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
@@ -864,6 +1031,10 @@ google.golang.org/genproto v0.0.0-20181029155118-b69ba1387ce2/go.mod h1:JiN7NxoA
 google.golang.org/genproto v0.0.0-20181219182458-5a97ab628bfb/go.mod h1:7Ep/1NZk928CDR8SjdVbjWNpdIf6nzjE3BTgJDr2Atg=
 google.golang.org/genproto v0.0.0-20190307195333-5fe7a883aa19 h1:Lj2SnHtxkRGJDqnGaSjo+CCdIieEnwVazbOXILwQemk=
 google.golang.org/genproto v0.0.0-20190307195333-5fe7a883aa19/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE=
+google.golang.org/genproto v0.0.0-20190404172233-64821d5d2107/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE=
+google.golang.org/genproto v0.0.0-20190508193815-b515fa19cec8/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE=
+google.golang.org/genproto v0.0.0-20190513181449-d00d292a067c h1:m9avZ3wyOWBR0fLC+qWbMBulk+Jiiqelngssgp8jfIs=
+google.golang.org/genproto v0.0.0-20190513181449-d00d292a067c/go.mod h1:z3L6/3dTEVtUr6QSP8miRzeRqwQOioJ9I66odjN4I7s=
 google.golang.org/grpc v1.12.0/go.mod h1:yo6s7OP7yaDglbqo1J04qKzAhqBH6lvTonzMVmEdcZw=
 google.golang.org/grpc v1.14.0/go.mod h1:yo6s7OP7yaDglbqo1J04qKzAhqBH6lvTonzMVmEdcZw=
 google.golang.org/grpc v1.15.0/go.mod h1:0JHn/cJsOMiMfNA9+DeHDlAU7KAAB5GDlYFpa9MZMio=
@@ -872,18 +1043,23 @@ google.golang.org/grpc v1.17.0/go.mod h1:6QZJwpn2B+Zp71q/5VxRsJ6NXXVCE5NRUHRo+f3
 google.golang.org/grpc v1.18.0/go.mod h1:6QZJwpn2B+Zp71q/5VxRsJ6NXXVCE5NRUHRo+f3cWCs=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.19.1/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
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