add goa examples

go/goa_example/gen/grpc/service1/client/cli.go

@@ -0,0 +1,58 @@
+// Code generated by goa v3.6.0, DO NOT EDIT.
+//
+// Service1 gRPC client CLI support package
+//
+// Command:
+// $ goa gen goa_example/design
+
+package client
+
+import (
+	"encoding/json"
+	"fmt"
+	service1pb "goa_example/gen/grpc/service1/pb"
+	service1 "goa_example/gen/service1"
+)
+
+// BuildSigninPayload builds the payload for the Service1 signin endpoint from
+// CLI flags.
+func BuildSigninPayload(service1SigninUsername string, service1SigninPassword string) (*service1.SigninPayload, error) {
+	var username string
+	{
+		username = service1SigninUsername
+	}
+	var password string
+	{
+		password = service1SigninPassword
+	}
+	v := &service1.SigninPayload{}
+	v.Username = username
+	v.Password = password
+
+	return v, nil
+}
+
+// BuildSecurePayload builds the payload for the Service1 secure endpoint from
+// CLI flags.
+func BuildSecurePayload(service1SecureMessage string, service1SecureToken string) (*service1.SecurePayload, error) {
+	var err error
+	var message service1pb.SecureRequest
+	{
+		if service1SecureMessage != "" {
+			err = json.Unmarshal([]byte(service1SecureMessage), &message)
+			if err != nil {
+				return nil, fmt.Errorf("invalid JSON for message, \nerror: %s, \nexample of valid JSON:\n%s", err, "'{\n      \"fail\": true\n   }'")
+			}
+		}
+	}
+	var token string
+	{
+		token = service1SecureToken
+	}
+	v := &service1.SecurePayload{
+		Fail: &message.Fail,
+	}
+	v.Token = token
+
+	return v, nil
+}

go/goa_example/gen/grpc/service1/client/client.go

@@ -0,0 +1,74 @@
+// Code generated by goa v3.6.0, DO NOT EDIT.
+//
+// Service1 gRPC client
+//
+// Command:
+// $ goa gen goa_example/design
+
+package client
+
+import (
+	"context"
+	service1pb "goa_example/gen/grpc/service1/pb"
+
+	goagrpc "goa.design/goa/v3/grpc"
+	goapb "goa.design/goa/v3/grpc/pb"
+	goa "goa.design/goa/v3/pkg"
+	"google.golang.org/grpc"
+)
+
+// Client lists the service endpoint gRPC clients.
+type Client struct {
+	grpccli service1pb.Service1Client
+	opts    []grpc.CallOption
+}
+
+// NewClient instantiates gRPC client for all the Service1 service servers.
+func NewClient(cc *grpc.ClientConn, opts ...grpc.CallOption) *Client {
+	return &Client{
+		grpccli: service1pb.NewService1Client(cc),
+		opts:    opts,
+	}
+}
+
+// Signin calls the "Signin" function in service1pb.Service1Client interface.
+func (c *Client) Signin() goa.Endpoint {
+	return func(ctx context.Context, v interface{}) (interface{}, error) {
+		inv := goagrpc.NewInvoker(
+			BuildSigninFunc(c.grpccli, c.opts...),
+			EncodeSigninRequest,
+			DecodeSigninResponse)
+		res, err := inv.Invoke(ctx, v)
+		if err != nil {
+			resp := goagrpc.DecodeError(err)
+			switch message := resp.(type) {
+			case *goapb.ErrorResponse:
+				return nil, goagrpc.NewServiceError(message)
+			default:
+				return nil, goa.Fault(err.Error())
+			}
+		}
+		return res, nil
+	}
+}
+
+// Secure calls the "Secure" function in service1pb.Service1Client interface.
+func (c *Client) Secure() goa.Endpoint {
+	return func(ctx context.Context, v interface{}) (interface{}, error) {
+		inv := goagrpc.NewInvoker(
+			BuildSecureFunc(c.grpccli, c.opts...),
+			EncodeSecureRequest,
+			DecodeSecureResponse)
+		res, err := inv.Invoke(ctx, v)
+		if err != nil {
+			resp := goagrpc.DecodeError(err)
+			switch message := resp.(type) {
+			case *goapb.ErrorResponse:
+				return nil, goagrpc.NewServiceError(message)
+			default:
+				return nil, goa.Fault(err.Error())
+			}
+		}
+		return res, nil
+	}
+}

go/goa_example/gen/grpc/service1/client/encode_decode.go

@@ -0,0 +1,87 @@
+// Code generated by goa v3.6.0, DO NOT EDIT.
+//
+// Service1 gRPC client encoders and decoders
+//
+// Command:
+// $ goa gen goa_example/design
+
+package client
+
+import (
+	"context"
+	service1pb "goa_example/gen/grpc/service1/pb"
+	service1 "goa_example/gen/service1"
+
+	goagrpc "goa.design/goa/v3/grpc"
+	"google.golang.org/grpc"
+	"google.golang.org/grpc/metadata"
+)
+
+// BuildSigninFunc builds the remote method to invoke for "Service1" service
+// "signin" endpoint.
+func BuildSigninFunc(grpccli service1pb.Service1Client, cliopts ...grpc.CallOption) goagrpc.RemoteFunc {
+	return func(ctx context.Context, reqpb interface{}, opts ...grpc.CallOption) (interface{}, error) {
+		for _, opt := range cliopts {
+			opts = append(opts, opt)
+		}
+		if reqpb != nil {
+			return grpccli.Signin(ctx, reqpb.(*service1pb.SigninRequest), opts...)
+		}
+		return grpccli.Signin(ctx, &service1pb.SigninRequest{}, opts...)
+	}
+}
+
+// EncodeSigninRequest encodes requests sent to Service1 signin endpoint.
+func EncodeSigninRequest(ctx context.Context, v interface{}, md *metadata.MD) (interface{}, error) {
+	payload, ok := v.(*service1.SigninPayload)
+	if !ok {
+		return nil, goagrpc.ErrInvalidType("Service1", "signin", "*service1.SigninPayload", v)
+	}
+	(*md).Append("username", payload.Username)
+	(*md).Append("password", payload.Password)
+	return NewSigninRequest(), nil
+}
+
+// DecodeSigninResponse decodes responses from the Service1 signin endpoint.
+func DecodeSigninResponse(ctx context.Context, v interface{}, hdr, trlr metadata.MD) (interface{}, error) {
+	message, ok := v.(*service1pb.SigninResponse)
+	if !ok {
+		return nil, goagrpc.ErrInvalidType("Service1", "signin", "*service1pb.SigninResponse", v)
+	}
+	res := NewSigninResult(message)
+	return res, nil
+}
+
+// BuildSecureFunc builds the remote method to invoke for "Service1" service
+// "secure" endpoint.
+func BuildSecureFunc(grpccli service1pb.Service1Client, cliopts ...grpc.CallOption) goagrpc.RemoteFunc {
+	return func(ctx context.Context, reqpb interface{}, opts ...grpc.CallOption) (interface{}, error) {
+		for _, opt := range cliopts {
+			opts = append(opts, opt)
+		}
+		if reqpb != nil {
+			return grpccli.Secure(ctx, reqpb.(*service1pb.SecureRequest), opts...)
+		}
+		return grpccli.Secure(ctx, &service1pb.SecureRequest{}, opts...)
+	}
+}
+
+// EncodeSecureRequest encodes requests sent to Service1 secure endpoint.
+func EncodeSecureRequest(ctx context.Context, v interface{}, md *metadata.MD) (interface{}, error) {
+	payload, ok := v.(*service1.SecurePayload)
+	if !ok {
+		return nil, goagrpc.ErrInvalidType("Service1", "secure", "*service1.SecurePayload", v)
+	}
+	(*md).Append("authorization", payload.Token)
+	return NewSecureRequest(payload), nil
+}
+
+// DecodeSecureResponse decodes responses from the Service1 secure endpoint.
+func DecodeSecureResponse(ctx context.Context, v interface{}, hdr, trlr metadata.MD) (interface{}, error) {
+	message, ok := v.(*service1pb.SecureResponse)
+	if !ok {
+		return nil, goagrpc.ErrInvalidType("Service1", "secure", "*service1pb.SecureResponse", v)
+	}
+	res := NewSecureResult(message)
+	return res, nil
+}

go/goa_example/gen/grpc/service1/client/types.go

@@ -0,0 +1,48 @@
+// Code generated by goa v3.6.0, DO NOT EDIT.
+//
+// Service1 gRPC client types
+//
+// Command:
+// $ goa gen goa_example/design
+
+package client
+
+import (
+	service1pb "goa_example/gen/grpc/service1/pb"
+	service1 "goa_example/gen/service1"
+)
+
+// NewSigninRequest builds the gRPC request type from the payload of the
+// "signin" endpoint of the "Service1" service.
+func NewSigninRequest() *service1pb.SigninRequest {
+	message := &service1pb.SigninRequest{}
+	return message
+}
+
+// NewSigninResult builds the result type of the "signin" endpoint of the
+// "Service1" service from the gRPC response type.
+func NewSigninResult(message *service1pb.SigninResponse) *service1.Creds {
+	result := &service1.Creds{
+		JWT:        message.Jwt,
+		APIKey:     message.ApiKey,
+		OauthToken: message.OauthToken,
+	}
+	return result
+}
+
+// NewSecureRequest builds the gRPC request type from the payload of the
+// "secure" endpoint of the "Service1" service.
+func NewSecureRequest(payload *service1.SecurePayload) *service1pb.SecureRequest {
+	message := &service1pb.SecureRequest{}
+	if payload.Fail != nil {
+		message.Fail = *payload.Fail
+	}
+	return message
+}
+
+// NewSecureResult builds the result type of the "secure" endpoint of the
+// "Service1" service from the gRPC response type.
+func NewSecureResult(message *service1pb.SecureResponse) string {
+	result := message.Field
+	return result
+}