add goa examples

go/goa_example/gen/service1/service.go

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+// Code generated by goa v3.6.0, DO NOT EDIT.
+//
+// Service1 service
+//
+// Command:
+// $ goa gen goa_example/design
+
+package service1
+
+import (
+	"context"
+
+	"goa.design/goa/v3/security"
+)
+
+// The secured service exposes endpoints that require valid authorization
+// credentials.
+type Service interface {
+	// Signin implements signin.
+	Signin(context.Context, *SigninPayload) (res *Creds, err error)
+	// 这是一个需要JWT认证的接口
+	Secure(context.Context, *SecurePayload) (res string, err error)
+}
+
+// Auther defines the authorization functions to be implemented by the service.
+type Auther interface {
+	// BasicAuth implements the authorization logic for the Basic security scheme.
+	BasicAuth(ctx context.Context, user, pass string, schema *security.BasicScheme) (context.Context, error)
+	// JWTAuth implements the authorization logic for the JWT security scheme.
+	JWTAuth(ctx context.Context, token string, schema *security.JWTScheme) (context.Context, error)
+}
+
+// ServiceName is the name of the service as defined in the design. This is the
+// same value that is set in the endpoint request contexts under the ServiceKey
+// key.
+const ServiceName = "Service1"
+
+// MethodNames lists the service method names as defined in the design. These
+// are the same values that are set in the endpoint request contexts under the
+// MethodKey key.
+var MethodNames = [2]string{"signin", "secure"}
+
+// Creds is the result type of the Service1 service signin method.
+type Creds struct {
+	// JWT token
+	JWT string
+	// API Key
+	APIKey string
+	// OAuth2 token
+	OauthToken string
+}
+
+// SecurePayload is the payload type of the Service1 service secure method.
+type SecurePayload struct {
+	// Whether to force auth failure even with a valid JWT
+	Fail *bool
+	// JWT used for authentication
+	Token string
+}
+
+// Credentials used to authenticate to retrieve JWT token
+type SigninPayload struct {
+	// Username used to perform signin
+	Username string
+	// Password used to perform signin
+	Password string
+}
+
+// Credentials are invalid
+type Unauthorized string
+
+// Error returns an error description.
+func (e Unauthorized) Error() string {
+	return "Credentials are invalid"
+}
+
+// ErrorName returns "unauthorized".
+func (e Unauthorized) ErrorName() string {
+	return "unauthorized"
+}