devices: add device protobuf types (#2682)

pkg/grpc/device/device.go

@@ -0,0 +1,163 @@
+// Package device contains protobuf types for devices.
+package device
+
+import (
+	"context"
+	"fmt"
+
+	"github.com/btcsuite/btcutil/base58"
+
+	"github.com/pomerium/pomerium/pkg/grpc/databroker"
+	"github.com/pomerium/pomerium/pkg/protoutil"
+)
+
+// GetCredential gets a credential from the databroker.
+func GetCredential(
+	ctx context.Context,
+	client databroker.DataBrokerServiceClient,
+	credentialID string,
+) (*Credential, error) {
+	any := protoutil.NewAny(new(Credential))
+
+	res, err := client.Get(ctx, &databroker.GetRequest{
+		Type: any.GetTypeUrl(),
+		Id:   credentialID,
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	var obj Credential
+	err = res.GetRecord().GetData().UnmarshalTo(&obj)
+	if err != nil {
+		return nil, fmt.Errorf("error unmarshaling device credential from databroker: %w", err)
+	}
+
+	return &obj, nil
+}
+
+// GetEnrollment gets an enrollment from the databroker.
+func GetEnrollment(
+	ctx context.Context,
+	client databroker.DataBrokerServiceClient,
+	enrollmentID string,
+) (*Enrollment, error) {
+	any := protoutil.NewAny(new(Enrollment))
+
+	res, err := client.Get(ctx, &databroker.GetRequest{
+		Type: any.GetTypeUrl(),
+		Id:   enrollmentID,
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	var obj Enrollment
+	err = res.GetRecord().GetData().UnmarshalTo(&obj)
+	if err != nil {
+		return nil, fmt.Errorf("error unmarshaling device enrollment from databroker: %w", err)
+	}
+
+	return &obj, nil
+}
+
+// GetOwnerCredentialRecord gets an OwnerCredentialRecord from the databroker.
+func GetOwnerCredentialRecord(
+	ctx context.Context,
+	client databroker.DataBrokerServiceClient,
+	credentialID []byte,
+) (*OwnerCredentialRecord, error) {
+	any := protoutil.NewAny(new(OwnerCredentialRecord))
+
+	res, err := client.Get(ctx, &databroker.GetRequest{
+		Type: any.GetTypeUrl(),
+		Id:   base58.Encode(credentialID),
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	var obj OwnerCredentialRecord
+	err = res.GetRecord().GetData().UnmarshalTo(&obj)
+	if err != nil {
+		return nil, fmt.Errorf("error unmarshaling device owner credential record from databroker: %w", err)
+	}
+
+	return &obj, nil
+}
+
+// GetType gets a type from the databroker.
+func GetType(
+	ctx context.Context,
+	client databroker.DataBrokerServiceClient,
+	typeID string,
+) (*Type, error) {
+	any := protoutil.NewAny(new(Type))
+
+	res, err := client.Get(ctx, &databroker.GetRequest{
+		Type: any.GetTypeUrl(),
+		Id:   typeID,
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	var obj Type
+	err = res.GetRecord().GetData().UnmarshalTo(&obj)
+	if err != nil {
+		return nil, fmt.Errorf("error unmarshaling device type from databroker: %w", err)
+	}
+
+	return &obj, nil
+}
+
+// PutCredential puts a Credential in the databroker.
+func PutCredential(
+	ctx context.Context,
+	client databroker.DataBrokerServiceClient,
+	credential *Credential,
+) error {
+	any := protoutil.NewAny(credential)
+	_, err := client.Put(ctx, &databroker.PutRequest{
+		Record: &databroker.Record{
+			Type: any.GetTypeUrl(),
+			Id:   credential.GetId(),
+			Data: any,
+		},
+	})
+	return err
+}
+
+// PutEnrollment puts an Entrollment in the databroker.
+func PutEnrollment(
+	ctx context.Context,
+	client databroker.DataBrokerServiceClient,
+	enrollment *Enrollment,
+) error {
+	any := protoutil.NewAny(enrollment)
+	_, err := client.Put(ctx, &databroker.PutRequest{
+		Record: &databroker.Record{
+			Type: any.GetTypeUrl(),
+			Id:   enrollment.GetId(),
+			Data: any,
+		},
+	})
+	return err
+}
+
+// PutOwnerCredentialRecord puts an OwnerCredentialRecord in the databroker.
+func PutOwnerCredentialRecord(
+	ctx context.Context,
+	client databroker.DataBrokerServiceClient,
+	ownerCredentialRecord *OwnerCredentialRecord,
+) error {
+	any := protoutil.NewAny(ownerCredentialRecord)
+	_, err := client.Put(ctx, &databroker.PutRequest{
+		Record: &databroker.Record{
+			Type: any.GetTypeUrl(),
+			Id:   base58.Encode(ownerCredentialRecord.GetId()),
+			Data: any,
+		},
+	})
+	return err
+}

pkg/grpc/device/device.proto

@@ -0,0 +1,92 @@
+syntax = "proto3";
+
+package pomerium.device;
+option go_package = "github.com/pomerium/pomerium/pkg/grpc/device";
+
+import "google/protobuf/timestamp.proto";
+
+message WebAuthnOptions {
+  enum AttestationConveyancePreference {
+    NONE = 0;
+    INDIRECT = 1;
+    DIRECT = 2;
+    ENTERPRISE = 3;
+  }
+  enum AuthenticatorAttachment {
+    PLATFORM = 0;
+    CROSS_PLATFORM = 2;
+  }
+  enum PublicKeyCredentialType { PUBLIC_KEY = 0; }
+  enum ResidentKeyRequirement {
+    RESIDENT_KEY_DISCOURAGED = 0;
+    RESIDENT_KEY_PREFERRED = 1;
+    RESIDENT_KEY_REQUIRED = 2;
+  }
+  enum UserVerificationRequirement {
+    USER_VERIFICATION_DISCOURAGED = 0;
+    USER_VERIFICATION_PREFERRED = 1;
+    USER_VERIFICATION_REQUIRED = 2;
+  }
+
+  message AuthenticatorSelectionCriteria {
+    optional AuthenticatorAttachment authenticator_attachment = 1;
+    optional bool require_resident_key = 2;
+    optional ResidentKeyRequirement resident_key_requirement = 3;
+    optional UserVerificationRequirement user_verification = 4;
+  }
+  message PublicKeyCredentialParameters {
+    int64 alg = 1;
+    PublicKeyCredentialType type = 2;
+  }
+
+  optional AttestationConveyancePreference attestation = 1;
+  optional AuthenticatorSelectionCriteria authenticator_selection = 2;
+  repeated PublicKeyCredentialParameters pub_key_cred_params = 3;
+}
+
+// A Type constrains which kinds of devices are allowed to be registered.
+message Type {
+  message WebAuthn { WebAuthnOptions options = 1; }
+
+  string id = 1;
+  string name = 2;
+  oneof specifier { WebAuthn webauthn = 3; }
+}
+
+// An Enrollment is used to approve a user's device.
+message Enrollment {
+  string id = 1;
+  string user_id = 2;
+  string approved_by = 3;
+  google.protobuf.Timestamp enrolled_at = 4;
+  string user_agent = 5;
+  string ip_address = 6;
+}
+
+// A Credential is a user's device-specific credential.
+message Credential {
+  message WebAuthn {
+    bytes id = 1;
+    bytes public_key = 2;
+
+    // the options that were used to do initial registration
+    bytes register_options = 3;
+    // the response returned from initial registration
+    bytes register_response = 4;
+    // subsequent authenticate responses
+    repeated bytes authenticate_response = 5;
+  }
+
+  string id = 1;
+  string type_id = 2;
+  string enrollment_id = 3;
+  string user_id = 4;
+  oneof specifier { WebAuthn webauthn = 5; }
+}
+
+// An OwnerCredentialRecord is used to track credential owners to prevent credential re-use.
+message OwnerCredentialRecord {
+  bytes id = 1;
+  bytes owner_id = 2;
+  bytes public_key = 3;
+}

pkg/grpc/protoc.bash

@@ -83,6 +83,10 @@ _import_paths=$(join_by , "${_imports[@]}")
   --go_out="$_import_paths,plugins=grpc,paths=source_relative:./databroker/." \
   ./databroker/databroker.proto
 
+../../scripts/protoc -I ./device/ \
+  --go_out="$_import_paths,plugins=grpc,paths=source_relative:./device/." \
+  ./device/device.proto
+
 ../../scripts/protoc -I ./directory/ \
   --go_out="$_import_paths,plugins=grpc,paths=source_relative:./directory/." \
   ./directory/directory.proto

pkg/grpc/session/session.pb.go

@@ -180,6 +180,7 @@ type Session struct {
 	Version              string                         `protobuf:"bytes,1,opt,name=version,proto3" json:"version,omitempty"`
 	Id                   string                         `protobuf:"bytes,2,opt,name=id,proto3" json:"id,omitempty"`
 	UserId               string                         `protobuf:"bytes,3,opt,name=user_id,json=userId,proto3" json:"user_id,omitempty"`
+	DeviceCredentialId   string                         `protobuf:"bytes,16,opt,name=device_credential_id,json=deviceCredentialId,proto3" json:"device_credential_id,omitempty"`
 	IssuedAt             *timestamppb.Timestamp         `protobuf:"bytes,14,opt,name=issued_at,json=issuedAt,proto3" json:"issued_at,omitempty"`
 	ExpiresAt            *timestamppb.Timestamp         `protobuf:"bytes,4,opt,name=expires_at,json=expiresAt,proto3" json:"expires_at,omitempty"`
 	IdToken              *IDToken                       `protobuf:"bytes,6,opt,name=id_token,json=idToken,proto3" json:"id_token,omitempty"`
@@ -242,6 +243,13 @@ func (x *Session) GetUserId() string {
 	return ""
 }
 
+func (x *Session) GetDeviceCredentialId() string {
+	if x != nil {
+		return x.DeviceCredentialId
+	}
+	return ""
+}
+
 func (x *Session) GetIssuedAt() *timestamppb.Timestamp {
 	if x != nil {
 		return x.IssuedAt
@@ -322,45 +330,48 @@ var file_session_proto_rawDesc = []byte{
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 }
 
 var (

pkg/grpc/session/session.proto

@@ -25,6 +25,7 @@ message Session {
   string version = 1;
   string id = 2;
   string user_id = 3;
+  string device_credential_id = 16;
   google.protobuf.Timestamp issued_at = 14;
   google.protobuf.Timestamp expires_at = 4;
   IDToken id_token = 6;

pkg/grpc/user/user.go

@@ -29,6 +29,7 @@ func Get(ctx context.Context, client databroker.DataBrokerServiceClient, userID
 	if err != nil {
 		return nil, fmt.Errorf("error unmarshaling user from databroker: %w", err)
 	}
+
 	return &u, nil
 }
 

pkg/grpc/user/user.pb.go

@@ -87,6 +87,7 @@ type User struct {
 	Name                string                         `protobuf:"bytes,3,opt,name=name,proto3" json:"name,omitempty"`
 	Email               string                         `protobuf:"bytes,4,opt,name=email,proto3" json:"email,omitempty"`
 	Claims              map[string]*structpb.ListValue `protobuf:"bytes,9,rep,name=claims,proto3" json:"claims,omitempty" protobuf_key:"bytes,1,opt,name=key,proto3" protobuf_val:"bytes,2,opt,name=value,proto3"`
+	DeviceCredentialIds []string                       `protobuf:"bytes,10,rep,name=device_credential_ids,json=deviceCredentialIds,proto3" json:"device_credential_ids,omitempty"`
 }
 
 func (x *User) Reset() {
@@ -156,6 +157,13 @@ func (x *User) GetClaims() map[string]*structpb.ListValue {
 	return nil
 }
 
+func (x *User) GetDeviceCredentialIds() []string {
+	if x != nil {
+		return x.DeviceCredentialIds
+	}
+	return nil
+}
+
 type ServiceAccount struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -254,7 +262,7 @@ var file_user_proto_rawDesc = []byte{
 	0x6f, 0x22, 0x31, 0x0a, 0x05, 0x43, 0x6c, 0x61, 0x69, 0x6d, 0x12, 0x10, 0x0a, 0x03, 0x6b, 0x65,
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@@ -263,33 +271,37 @@ var file_user_proto_rawDesc = []byte{
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 }
 
 var (

pkg/grpc/user/user.proto

@@ -17,6 +17,7 @@ message User {
   string name = 3;
   string email = 4;
   map<string, google.protobuf.ListValue> claims = 9;
+  repeated string device_credential_ids = 10;
 }
 
 message ServiceAccount {