Dcr

cmd/dcr.go

@@ -0,0 +1,47 @@
+package cmd
+
+import (
+	"fmt"
+
+	"github.com/adobe/imscli/ims"
+	"github.com/spf13/cobra"
+)
+
+func dcrCmd(imsConfig *ims.Config) *cobra.Command {
+	cmd := &cobra.Command{
+		Use:   "dcr",
+		Short: "Dynamic Client Registration operations.",
+		Long:  `The dcr command enables Dynamic Client Registration operations.`,
+	}
+	cmd.AddCommand(
+		registerCmd(imsConfig),
+	)
+	return cmd
+}
+
+func registerCmd(imsConfig *ims.Config) *cobra.Command {
+	cmd := &cobra.Command{
+		Use:   "register",
+		Short: "Register a client.",
+		Long:  `Register a new OAuth client using Dynamic Client Registration.`,
+		RunE: func(cmd *cobra.Command, args []string) error {
+			cmd.SilenceUsage = true
+			cmd.SilenceErrors = true
+
+			resp, err := imsConfig.Register()
+			if err != nil {
+				return fmt.Errorf("error during client registration: %v", err)
+			}
+
+			fmt.Printf("Status Code: %d\n", resp.StatusCode)
+			fmt.Println(resp.Body)
+			return nil
+		},
+	}
+
+	cmd.Flags().StringVarP(&imsConfig.RegisterURL, "url", "u", "", "Registration endpoint URL.")
+	cmd.Flags().StringVarP(&imsConfig.ClientName, "clientName", "n", "", "Client application name.")
+	cmd.Flags().StringSliceVarP(&imsConfig.RedirectURIs, "redirectURIs", "r", []string{}, "Redirect URIs (comma-separated or multiple flags).")
+
+	return cmd
+}

cmd/root.go

@@ -55,6 +55,7 @@ func RootCmd(version string) *cobra.Command {
 		decodeCmd(imsConfig),
 		refreshCmd(imsConfig),
 		adminCmd(imsConfig),
+		dcrCmd(imsConfig),
 	)
 	return cmd
 }

ims/config.go

@@ -43,6 +43,9 @@ type Config struct {
 	Guid                  string
 	AuthSrc               string
 	DecodeFulfillableData bool
+	RegisterURL           string
+	ClientName            string
+	RedirectURIs          []string
 }
 
 // Access token information

ims/register.go

@@ -0,0 +1,71 @@
+package ims
+
+import (
+	"fmt"
+	"io"
+	"net/http"
+	"strings"
+)
+
+// RegisterResponse contains the response from DCR registration
+type RegisterResponse struct {
+	StatusCode int
+	Body       string
+}
+
+func (i Config) validateRegisterConfig() error {
+	switch {
+	case i.RegisterURL == "":
+		return fmt.Errorf("missing registration endpoint URL parameter")
+	case i.ClientName == "":
+		return fmt.Errorf("missing client name parameter")
+	case len(i.RedirectURIs) == 0:
+		return fmt.Errorf("missing redirect URIs parameter")
+	default:
+		return nil
+	}
+}
+
+// Register performs Dynamic Client Registration
+func (i Config) Register() (RegisterResponse, error) {
+	if err := i.validateRegisterConfig(); err != nil {
+		return RegisterResponse{}, fmt.Errorf("invalid parameters for client registration: %v", err)
+	}
+
+	// Build redirect URIs JSON array
+	redirectURIsJSON := "["
+	for idx, uri := range i.RedirectURIs {
+		if idx > 0 {
+			redirectURIsJSON += ","
+		}
+		redirectURIsJSON += fmt.Sprintf(`"%s"`, uri)
+	}
+	redirectURIsJSON += "]"
+
+	payload := strings.NewReader(fmt.Sprintf(`{
+  "client_name": "%s",
+  "redirect_uris": %s
+}`, i.ClientName, redirectURIsJSON))
+
+	req, err := http.NewRequest("POST", i.RegisterURL, payload)
+	if err != nil {
+		return RegisterResponse{}, fmt.Errorf("error creating request: %v", err)
+	}
+	req.Header.Add("content-type", "application/json")
+
+	res, err := http.DefaultClient.Do(req)
+	if err != nil {
+		return RegisterResponse{}, fmt.Errorf("error making registration request: %v", err)
+	}
+	defer res.Body.Close()
+
+	body, err := io.ReadAll(res.Body)
+	if err != nil {
+		return RegisterResponse{}, fmt.Errorf("error reading response body: %v", err)
+	}
+
+	return RegisterResponse{
+		StatusCode: res.StatusCode,
+		Body:       string(body),
+	}, nil
+}