open-consul/vendor/github.com/digitalocean/godo/images.go
2019-03-26 17:50:42 -04:00

242 lines
7 KiB
Go

package godo
import (
"context"
"fmt"
"net/http"
)
const imageBasePath = "v2/images"
// ImagesService is an interface for interfacing with the images
// endpoints of the DigitalOcean API
// See: https://developers.digitalocean.com/documentation/v2#images
type ImagesService interface {
List(context.Context, *ListOptions) ([]Image, *Response, error)
ListDistribution(ctx context.Context, opt *ListOptions) ([]Image, *Response, error)
ListApplication(ctx context.Context, opt *ListOptions) ([]Image, *Response, error)
ListUser(ctx context.Context, opt *ListOptions) ([]Image, *Response, error)
ListByTag(ctx context.Context, tag string, opt *ListOptions) ([]Image, *Response, error)
GetByID(context.Context, int) (*Image, *Response, error)
GetBySlug(context.Context, string) (*Image, *Response, error)
Create(context.Context, *CustomImageCreateRequest) (*Image, *Response, error)
Update(context.Context, int, *ImageUpdateRequest) (*Image, *Response, error)
Delete(context.Context, int) (*Response, error)
}
// ImagesServiceOp handles communication with the image related methods of the
// DigitalOcean API.
type ImagesServiceOp struct {
client *Client
}
var _ ImagesService = &ImagesServiceOp{}
// Image represents a DigitalOcean Image
type Image struct {
ID int `json:"id,float64,omitempty"`
Name string `json:"name,omitempty"`
Type string `json:"type,omitempty"`
Distribution string `json:"distribution,omitempty"`
Slug string `json:"slug,omitempty"`
Public bool `json:"public,omitempty"`
Regions []string `json:"regions,omitempty"`
MinDiskSize int `json:"min_disk_size,omitempty"`
SizeGigaBytes float64 `json:"size_gigabytes,omitempty"`
Created string `json:"created_at,omitempty"`
Description string `json:"description,omitempty"`
Tags []string `json:"tags,omitempty"`
Status string `json:"status,omitempty"`
ErrorMessage string `json:"error_message,omitempty"`
}
// ImageUpdateRequest represents a request to update an image.
type ImageUpdateRequest struct {
Name string `json:"name"`
}
// CustomImageCreateRequest represents a request to create a custom image.
type CustomImageCreateRequest struct {
Name string `json:"name"`
Url string `json:"url"`
Region string `json:"region"`
Distribution string `json:"distribution,omitempty"`
Description string `json:"description,omitempty"`
Tags []string `json:"tags,omitempty"`
}
type imageRoot struct {
Image *Image
}
type imagesRoot struct {
Images []Image
Links *Links `json:"links"`
}
type listImageOptions struct {
Private bool `url:"private,omitempty"`
Type string `url:"type,omitempty"`
Tag string `url:"tag_name,omitempty"`
}
func (i Image) String() string {
return Stringify(i)
}
// List lists all the images available.
func (s *ImagesServiceOp) List(ctx context.Context, opt *ListOptions) ([]Image, *Response, error) {
return s.list(ctx, opt, nil)
}
// ListDistribution lists all the distribution images.
func (s *ImagesServiceOp) ListDistribution(ctx context.Context, opt *ListOptions) ([]Image, *Response, error) {
listOpt := listImageOptions{Type: "distribution"}
return s.list(ctx, opt, &listOpt)
}
// ListApplication lists all the application images.
func (s *ImagesServiceOp) ListApplication(ctx context.Context, opt *ListOptions) ([]Image, *Response, error) {
listOpt := listImageOptions{Type: "application"}
return s.list(ctx, opt, &listOpt)
}
// ListUser lists all the user images.
func (s *ImagesServiceOp) ListUser(ctx context.Context, opt *ListOptions) ([]Image, *Response, error) {
listOpt := listImageOptions{Private: true}
return s.list(ctx, opt, &listOpt)
}
// ListByTag lists all images with a specific tag applied.
func (s *ImagesServiceOp) ListByTag(ctx context.Context, tag string, opt *ListOptions) ([]Image, *Response, error) {
listOpt := listImageOptions{Tag: tag}
return s.list(ctx, opt, &listOpt)
}
// GetByID retrieves an image by id.
func (s *ImagesServiceOp) GetByID(ctx context.Context, imageID int) (*Image, *Response, error) {
if imageID < 1 {
return nil, nil, NewArgError("imageID", "cannot be less than 1")
}
return s.get(ctx, interface{}(imageID))
}
// GetBySlug retrieves an image by slug.
func (s *ImagesServiceOp) GetBySlug(ctx context.Context, slug string) (*Image, *Response, error) {
if len(slug) < 1 {
return nil, nil, NewArgError("slug", "cannot be blank")
}
return s.get(ctx, interface{}(slug))
}
func (s *ImagesServiceOp) Create(ctx context.Context, createRequest *CustomImageCreateRequest) (*Image, *Response, error) {
if createRequest == nil {
return nil, nil, NewArgError("createRequest", "cannot be nil")
}
req, err := s.client.NewRequest(ctx, http.MethodPost, imageBasePath, createRequest)
if err != nil {
return nil, nil, err
}
root := new(imageRoot)
resp, err := s.client.Do(ctx, req, root)
if err != nil {
return nil, resp, err
}
return root.Image, resp, err
}
// Update an image name.
func (s *ImagesServiceOp) Update(ctx context.Context, imageID int, updateRequest *ImageUpdateRequest) (*Image, *Response, error) {
if imageID < 1 {
return nil, nil, NewArgError("imageID", "cannot be less than 1")
}
if updateRequest == nil {
return nil, nil, NewArgError("updateRequest", "cannot be nil")
}
path := fmt.Sprintf("%s/%d", imageBasePath, imageID)
req, err := s.client.NewRequest(ctx, http.MethodPut, path, updateRequest)
if err != nil {
return nil, nil, err
}
root := new(imageRoot)
resp, err := s.client.Do(ctx, req, root)
if err != nil {
return nil, resp, err
}
return root.Image, resp, err
}
// Delete an image.
func (s *ImagesServiceOp) Delete(ctx context.Context, imageID int) (*Response, error) {
if imageID < 1 {
return nil, NewArgError("imageID", "cannot be less than 1")
}
path := fmt.Sprintf("%s/%d", imageBasePath, imageID)
req, err := s.client.NewRequest(ctx, http.MethodDelete, path, nil)
if err != nil {
return nil, err
}
resp, err := s.client.Do(ctx, req, nil)
return resp, err
}
// Helper method for getting an individual image
func (s *ImagesServiceOp) get(ctx context.Context, ID interface{}) (*Image, *Response, error) {
path := fmt.Sprintf("%s/%v", imageBasePath, ID)
req, err := s.client.NewRequest(ctx, http.MethodGet, path, nil)
if err != nil {
return nil, nil, err
}
root := new(imageRoot)
resp, err := s.client.Do(ctx, req, root)
if err != nil {
return nil, resp, err
}
return root.Image, resp, err
}
// Helper method for listing images
func (s *ImagesServiceOp) list(ctx context.Context, opt *ListOptions, listOpt *listImageOptions) ([]Image, *Response, error) {
path := imageBasePath
path, err := addOptions(path, opt)
if err != nil {
return nil, nil, err
}
path, err = addOptions(path, listOpt)
if err != nil {
return nil, nil, err
}
req, err := s.client.NewRequest(ctx, http.MethodGet, path, nil)
if err != nil {
return nil, nil, err
}
root := new(imagesRoot)
resp, err := s.client.Do(ctx, req, root)
if err != nil {
return nil, resp, err
}
if l := root.Links; l != nil {
resp.Links = l
}
return root.Images, resp, err
}