gogreen/registry.go

120 lines
3.3 KiB
Go

package godo
import (
"bytes"
"context"
"fmt"
"net/http"
)
const (
registryPath = "/v2/registry"
)
// RegistryService is an interface for interfacing with the Registry endpoints
// of the DigitalOcean API.
// See: https://developers.digitalocean.com/documentation/v2#registry
type RegistryService interface {
Create(context.Context, *RegistryCreateRequest) (*Registry, *Response, error)
Get(context.Context) (*Registry, *Response, error)
Delete(context.Context) (*Response, error)
DockerCredentials(context.Context, *RegistryDockerCredentialsRequest) (*DockerCredentials, *Response, error)
}
var _ RegistryService = &RegistryServiceOp{}
// RegistryServiceOp handles communication with Registry methods of the DigitalOcean API.
type RegistryServiceOp struct {
client *Client
}
// RegistryCreateRequest represents a request to create a registry.
type RegistryCreateRequest struct {
Name string `json:"name,omitempty"`
}
// RegistryDockerCredentialsRequest represents a request to retrieve docker
// credentials for a registry.
type RegistryDockerCredentialsRequest struct {
ReadWrite bool `json:"read_write"`
}
// Registry represents a registry.
type Registry struct {
Name string `json:"name,omitempty"`
}
type registryRoot struct {
Registry *Registry `json:"registry,omitempty"`
}
// Get retrieves the details of a Registry.
func (svc *RegistryServiceOp) Get(ctx context.Context) (*Registry, *Response, error) {
req, err := svc.client.NewRequest(ctx, http.MethodGet, registryPath, nil)
if err != nil {
return nil, nil, err
}
root := new(registryRoot)
resp, err := svc.client.Do(ctx, req, root)
if err != nil {
return nil, resp, err
}
return root.Registry, resp, nil
}
// Create creates a registry.
func (svc *RegistryServiceOp) Create(ctx context.Context, create *RegistryCreateRequest) (*Registry, *Response, error) {
req, err := svc.client.NewRequest(ctx, http.MethodPost, registryPath, create)
if err != nil {
return nil, nil, err
}
root := new(registryRoot)
resp, err := svc.client.Do(ctx, req, root)
if err != nil {
return nil, resp, err
}
return root.Registry, resp, nil
}
// Delete deletes a registry. There is no way to recover a registry once it has
// been destroyed.
func (svc *RegistryServiceOp) Delete(ctx context.Context) (*Response, error) {
req, err := svc.client.NewRequest(ctx, http.MethodDelete, registryPath, nil)
if err != nil {
return nil, err
}
resp, err := svc.client.Do(ctx, req, nil)
if err != nil {
return resp, err
}
return resp, nil
}
// DockerCredentials is the content of a Docker config file
// that is used by the docker CLI
// See: https://docs.docker.com/engine/reference/commandline/cli/#configjson-properties
type DockerCredentials struct {
DockerConfigJSON []byte
}
// DockerCredentials retrieves a Docker config file containing the registry's credentials.
func (svc *RegistryServiceOp) DockerCredentials(ctx context.Context, request *RegistryDockerCredentialsRequest) (*DockerCredentials, *Response, error) {
path := fmt.Sprintf("%s/%s?read_write=%t", registryPath, "docker-credentials", request.ReadWrite)
req, err := svc.client.NewRequest(ctx, http.MethodGet, path, nil)
if err != nil {
return nil, nil, err
}
var buf bytes.Buffer
resp, err := svc.client.Do(ctx, req, &buf)
if err != nil {
return nil, resp, err
}
dc := &DockerCredentials{
DockerConfigJSON: buf.Bytes(),
}
return dc, resp, nil
}