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Ettore Di Giacinto
713
vendor/github.com/fsouza/go-dockerclient/image.go
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vendored
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713
vendor/github.com/fsouza/go-dockerclient/image.go
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@@ -0,0 +1,713 @@
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// Copyright 2013 go-dockerclient authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package docker
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import (
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"context"
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"encoding/base64"
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"encoding/json"
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"errors"
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"fmt"
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"io"
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"net/http"
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"net/url"
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"os"
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"strings"
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"time"
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)
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// APIImages represent an image returned in the ListImages call.
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type APIImages struct {
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ID string `json:"Id" yaml:"Id" toml:"Id"`
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RepoTags []string `json:"RepoTags,omitempty" yaml:"RepoTags,omitempty" toml:"RepoTags,omitempty"`
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Created int64 `json:"Created,omitempty" yaml:"Created,omitempty" toml:"Created,omitempty"`
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Size int64 `json:"Size,omitempty" yaml:"Size,omitempty" toml:"Size,omitempty"`
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VirtualSize int64 `json:"VirtualSize,omitempty" yaml:"VirtualSize,omitempty" toml:"VirtualSize,omitempty"`
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ParentID string `json:"ParentId,omitempty" yaml:"ParentId,omitempty" toml:"ParentId,omitempty"`
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RepoDigests []string `json:"RepoDigests,omitempty" yaml:"RepoDigests,omitempty" toml:"RepoDigests,omitempty"`
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Labels map[string]string `json:"Labels,omitempty" yaml:"Labels,omitempty" toml:"Labels,omitempty"`
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}
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// RootFS represents the underlying layers used by an image
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type RootFS struct {
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Type string `json:"Type,omitempty" yaml:"Type,omitempty" toml:"Type,omitempty"`
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Layers []string `json:"Layers,omitempty" yaml:"Layers,omitempty" toml:"Layers,omitempty"`
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}
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// Image is the type representing a docker image and its various properties
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type Image struct {
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ID string `json:"Id" yaml:"Id" toml:"Id"`
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RepoTags []string `json:"RepoTags,omitempty" yaml:"RepoTags,omitempty" toml:"RepoTags,omitempty"`
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Parent string `json:"Parent,omitempty" yaml:"Parent,omitempty" toml:"Parent,omitempty"`
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Comment string `json:"Comment,omitempty" yaml:"Comment,omitempty" toml:"Comment,omitempty"`
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Created time.Time `json:"Created,omitempty" yaml:"Created,omitempty" toml:"Created,omitempty"`
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Container string `json:"Container,omitempty" yaml:"Container,omitempty" toml:"Container,omitempty"`
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ContainerConfig Config `json:"ContainerConfig,omitempty" yaml:"ContainerConfig,omitempty" toml:"ContainerConfig,omitempty"`
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DockerVersion string `json:"DockerVersion,omitempty" yaml:"DockerVersion,omitempty" toml:"DockerVersion,omitempty"`
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Author string `json:"Author,omitempty" yaml:"Author,omitempty" toml:"Author,omitempty"`
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Config *Config `json:"Config,omitempty" yaml:"Config,omitempty" toml:"Config,omitempty"`
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Architecture string `json:"Architecture,omitempty" yaml:"Architecture,omitempty"`
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Size int64 `json:"Size,omitempty" yaml:"Size,omitempty" toml:"Size,omitempty"`
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VirtualSize int64 `json:"VirtualSize,omitempty" yaml:"VirtualSize,omitempty" toml:"VirtualSize,omitempty"`
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RepoDigests []string `json:"RepoDigests,omitempty" yaml:"RepoDigests,omitempty" toml:"RepoDigests,omitempty"`
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RootFS *RootFS `json:"RootFS,omitempty" yaml:"RootFS,omitempty" toml:"RootFS,omitempty"`
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OS string `json:"Os,omitempty" yaml:"Os,omitempty" toml:"Os,omitempty"`
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}
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// ImagePre012 serves the same purpose as the Image type except that it is for
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// earlier versions of the Docker API (pre-012 to be specific)
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type ImagePre012 struct {
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ID string `json:"id"`
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Parent string `json:"parent,omitempty"`
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Comment string `json:"comment,omitempty"`
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Created time.Time `json:"created"`
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Container string `json:"container,omitempty"`
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ContainerConfig Config `json:"container_config,omitempty"`
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DockerVersion string `json:"docker_version,omitempty"`
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Author string `json:"author,omitempty"`
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Config *Config `json:"config,omitempty"`
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Architecture string `json:"architecture,omitempty"`
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Size int64 `json:"size,omitempty"`
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}
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var (
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// ErrNoSuchImage is the error returned when the image does not exist.
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ErrNoSuchImage = errors.New("no such image")
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// ErrMissingRepo is the error returned when the remote repository is
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// missing.
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ErrMissingRepo = errors.New("missing remote repository e.g. 'github.com/user/repo'")
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// ErrMissingOutputStream is the error returned when no output stream
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// is provided to some calls, like BuildImage.
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ErrMissingOutputStream = errors.New("missing output stream")
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// ErrMultipleContexts is the error returned when both a ContextDir and
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// InputStream are provided in BuildImageOptions
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ErrMultipleContexts = errors.New("image build may not be provided BOTH context dir and input stream")
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// ErrMustSpecifyNames is the error rreturned when the Names field on
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// ExportImagesOptions is nil or empty
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ErrMustSpecifyNames = errors.New("must specify at least one name to export")
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)
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// ListImagesOptions specify parameters to the ListImages function.
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//
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// See https://goo.gl/BVzauZ for more details.
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type ListImagesOptions struct {
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Filters map[string][]string
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All bool
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Digests bool
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Filter string
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Context context.Context
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}
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// ListImages returns the list of available images in the server.
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//
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// See https://goo.gl/BVzauZ for more details.
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func (c *Client) ListImages(opts ListImagesOptions) ([]APIImages, error) {
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path := "/images/json?" + queryString(opts)
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resp, err := c.do("GET", path, doOptions{context: opts.Context})
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if err != nil {
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return nil, err
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}
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defer resp.Body.Close()
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var images []APIImages
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if err := json.NewDecoder(resp.Body).Decode(&images); err != nil {
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return nil, err
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}
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return images, nil
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}
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// ImageHistory represent a layer in an image's history returned by the
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// ImageHistory call.
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type ImageHistory struct {
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ID string `json:"Id" yaml:"Id" toml:"Id"`
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Tags []string `json:"Tags,omitempty" yaml:"Tags,omitempty" toml:"Tags,omitempty"`
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Created int64 `json:"Created,omitempty" yaml:"Created,omitempty" toml:"Tags,omitempty"`
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CreatedBy string `json:"CreatedBy,omitempty" yaml:"CreatedBy,omitempty" toml:"CreatedBy,omitempty"`
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Size int64 `json:"Size,omitempty" yaml:"Size,omitempty" toml:"Size,omitempty"`
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}
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// ImageHistory returns the history of the image by its name or ID.
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//
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// See https://goo.gl/fYtxQa for more details.
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func (c *Client) ImageHistory(name string) ([]ImageHistory, error) {
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resp, err := c.do("GET", "/images/"+name+"/history", doOptions{})
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if err != nil {
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if e, ok := err.(*Error); ok && e.Status == http.StatusNotFound {
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return nil, ErrNoSuchImage
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}
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return nil, err
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}
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defer resp.Body.Close()
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var history []ImageHistory
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if err := json.NewDecoder(resp.Body).Decode(&history); err != nil {
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return nil, err
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}
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return history, nil
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}
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// RemoveImage removes an image by its name or ID.
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//
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// See https://goo.gl/Vd2Pck for more details.
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func (c *Client) RemoveImage(name string) error {
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resp, err := c.do("DELETE", "/images/"+name, doOptions{})
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if err != nil {
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if e, ok := err.(*Error); ok && e.Status == http.StatusNotFound {
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return ErrNoSuchImage
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}
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return err
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}
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resp.Body.Close()
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return nil
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}
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// RemoveImageOptions present the set of options available for removing an image
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// from a registry.
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//
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// See https://goo.gl/Vd2Pck for more details.
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type RemoveImageOptions struct {
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Force bool `qs:"force"`
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NoPrune bool `qs:"noprune"`
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Context context.Context
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}
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// RemoveImageExtended removes an image by its name or ID.
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// Extra params can be passed, see RemoveImageOptions
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//
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// See https://goo.gl/Vd2Pck for more details.
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func (c *Client) RemoveImageExtended(name string, opts RemoveImageOptions) error {
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uri := fmt.Sprintf("/images/%s?%s", name, queryString(&opts))
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resp, err := c.do("DELETE", uri, doOptions{context: opts.Context})
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if err != nil {
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if e, ok := err.(*Error); ok && e.Status == http.StatusNotFound {
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return ErrNoSuchImage
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}
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return err
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}
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resp.Body.Close()
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return nil
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}
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// InspectImage returns an image by its name or ID.
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//
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// See https://goo.gl/ncLTG8 for more details.
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func (c *Client) InspectImage(name string) (*Image, error) {
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resp, err := c.do("GET", "/images/"+name+"/json", doOptions{})
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if err != nil {
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if e, ok := err.(*Error); ok && e.Status == http.StatusNotFound {
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return nil, ErrNoSuchImage
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}
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return nil, err
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}
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defer resp.Body.Close()
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var image Image
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// if the caller elected to skip checking the server's version, assume it's the latest
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if c.SkipServerVersionCheck || c.expectedAPIVersion.GreaterThanOrEqualTo(apiVersion112) {
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if err := json.NewDecoder(resp.Body).Decode(&image); err != nil {
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return nil, err
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}
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} else {
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var imagePre012 ImagePre012
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if err := json.NewDecoder(resp.Body).Decode(&imagePre012); err != nil {
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return nil, err
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}
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|
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image.ID = imagePre012.ID
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image.Parent = imagePre012.Parent
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image.Comment = imagePre012.Comment
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image.Created = imagePre012.Created
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image.Container = imagePre012.Container
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image.ContainerConfig = imagePre012.ContainerConfig
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image.DockerVersion = imagePre012.DockerVersion
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image.Author = imagePre012.Author
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image.Config = imagePre012.Config
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image.Architecture = imagePre012.Architecture
|
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image.Size = imagePre012.Size
|
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}
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return &image, nil
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}
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||||
|
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// PushImageOptions represents options to use in the PushImage method.
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//
|
||||
// See https://goo.gl/BZemGg for more details.
|
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type PushImageOptions struct {
|
||||
// Name of the image
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||||
Name string
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||||
|
||||
// Tag of the image
|
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Tag string
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||||
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// Registry server to push the image
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Registry string
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||||
|
||||
OutputStream io.Writer `qs:"-"`
|
||||
RawJSONStream bool `qs:"-"`
|
||||
InactivityTimeout time.Duration `qs:"-"`
|
||||
|
||||
Context context.Context
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||||
}
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|
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// PushImage pushes an image to a remote registry, logging progress to w.
|
||||
//
|
||||
// An empty instance of AuthConfiguration may be used for unauthenticated
|
||||
// pushes.
|
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//
|
||||
// See https://goo.gl/BZemGg for more details.
|
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func (c *Client) PushImage(opts PushImageOptions, auth AuthConfiguration) error {
|
||||
if opts.Name == "" {
|
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return ErrNoSuchImage
|
||||
}
|
||||
headers, err := headersWithAuth(auth)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
name := opts.Name
|
||||
opts.Name = ""
|
||||
path := "/images/" + name + "/push?" + queryString(&opts)
|
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return c.stream("POST", path, streamOptions{
|
||||
setRawTerminal: true,
|
||||
rawJSONStream: opts.RawJSONStream,
|
||||
headers: headers,
|
||||
stdout: opts.OutputStream,
|
||||
inactivityTimeout: opts.InactivityTimeout,
|
||||
context: opts.Context,
|
||||
})
|
||||
}
|
||||
|
||||
// PullImageOptions present the set of options available for pulling an image
|
||||
// from a registry.
|
||||
//
|
||||
// See https://goo.gl/qkoSsn for more details.
|
||||
type PullImageOptions struct {
|
||||
Repository string `qs:"fromImage"`
|
||||
Tag string
|
||||
|
||||
// Only required for Docker Engine 1.9 or 1.10 w/ Remote API < 1.21
|
||||
// and Docker Engine < 1.9
|
||||
// This parameter was removed in Docker Engine 1.11
|
||||
Registry string
|
||||
|
||||
OutputStream io.Writer `qs:"-"`
|
||||
RawJSONStream bool `qs:"-"`
|
||||
InactivityTimeout time.Duration `qs:"-"`
|
||||
Context context.Context
|
||||
}
|
||||
|
||||
// PullImage pulls an image from a remote registry, logging progress to
|
||||
// opts.OutputStream.
|
||||
//
|
||||
// See https://goo.gl/qkoSsn for more details.
|
||||
func (c *Client) PullImage(opts PullImageOptions, auth AuthConfiguration) error {
|
||||
if opts.Repository == "" {
|
||||
return ErrNoSuchImage
|
||||
}
|
||||
|
||||
headers, err := headersWithAuth(auth)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
if opts.Tag == "" && strings.Contains(opts.Repository, "@") {
|
||||
parts := strings.SplitN(opts.Repository, "@", 2)
|
||||
opts.Repository = parts[0]
|
||||
opts.Tag = parts[1]
|
||||
}
|
||||
return c.createImage(queryString(&opts), headers, nil, opts.OutputStream, opts.RawJSONStream, opts.InactivityTimeout, opts.Context)
|
||||
}
|
||||
|
||||
func (c *Client) createImage(qs string, headers map[string]string, in io.Reader, w io.Writer, rawJSONStream bool, timeout time.Duration, context context.Context) error {
|
||||
path := "/images/create?" + qs
|
||||
return c.stream("POST", path, streamOptions{
|
||||
setRawTerminal: true,
|
||||
headers: headers,
|
||||
in: in,
|
||||
stdout: w,
|
||||
rawJSONStream: rawJSONStream,
|
||||
inactivityTimeout: timeout,
|
||||
context: context,
|
||||
})
|
||||
}
|
||||
|
||||
// LoadImageOptions represents the options for LoadImage Docker API Call
|
||||
//
|
||||
// See https://goo.gl/rEsBV3 for more details.
|
||||
type LoadImageOptions struct {
|
||||
InputStream io.Reader
|
||||
OutputStream io.Writer
|
||||
Context context.Context
|
||||
}
|
||||
|
||||
// LoadImage imports a tarball docker image
|
||||
//
|
||||
// See https://goo.gl/rEsBV3 for more details.
|
||||
func (c *Client) LoadImage(opts LoadImageOptions) error {
|
||||
return c.stream("POST", "/images/load", streamOptions{
|
||||
setRawTerminal: true,
|
||||
in: opts.InputStream,
|
||||
stdout: opts.OutputStream,
|
||||
context: opts.Context,
|
||||
})
|
||||
}
|
||||
|
||||
// ExportImageOptions represent the options for ExportImage Docker API call.
|
||||
//
|
||||
// See https://goo.gl/AuySaA for more details.
|
||||
type ExportImageOptions struct {
|
||||
Name string
|
||||
OutputStream io.Writer
|
||||
InactivityTimeout time.Duration
|
||||
Context context.Context
|
||||
}
|
||||
|
||||
// ExportImage exports an image (as a tar file) into the stream.
|
||||
//
|
||||
// See https://goo.gl/AuySaA for more details.
|
||||
func (c *Client) ExportImage(opts ExportImageOptions) error {
|
||||
return c.stream("GET", fmt.Sprintf("/images/%s/get", opts.Name), streamOptions{
|
||||
setRawTerminal: true,
|
||||
stdout: opts.OutputStream,
|
||||
inactivityTimeout: opts.InactivityTimeout,
|
||||
context: opts.Context,
|
||||
})
|
||||
}
|
||||
|
||||
// ExportImagesOptions represent the options for ExportImages Docker API call
|
||||
//
|
||||
// See https://goo.gl/N9XlDn for more details.
|
||||
type ExportImagesOptions struct {
|
||||
Names []string
|
||||
OutputStream io.Writer `qs:"-"`
|
||||
InactivityTimeout time.Duration `qs:"-"`
|
||||
Context context.Context
|
||||
}
|
||||
|
||||
// ExportImages exports one or more images (as a tar file) into the stream
|
||||
//
|
||||
// See https://goo.gl/N9XlDn for more details.
|
||||
func (c *Client) ExportImages(opts ExportImagesOptions) error {
|
||||
if opts.Names == nil || len(opts.Names) == 0 {
|
||||
return ErrMustSpecifyNames
|
||||
}
|
||||
return c.stream("GET", "/images/get?"+queryString(&opts), streamOptions{
|
||||
setRawTerminal: true,
|
||||
stdout: opts.OutputStream,
|
||||
inactivityTimeout: opts.InactivityTimeout,
|
||||
})
|
||||
}
|
||||
|
||||
// ImportImageOptions present the set of informations available for importing
|
||||
// an image from a source file or the stdin.
|
||||
//
|
||||
// See https://goo.gl/qkoSsn for more details.
|
||||
type ImportImageOptions struct {
|
||||
Repository string `qs:"repo"`
|
||||
Source string `qs:"fromSrc"`
|
||||
Tag string `qs:"tag"`
|
||||
|
||||
InputStream io.Reader `qs:"-"`
|
||||
OutputStream io.Writer `qs:"-"`
|
||||
RawJSONStream bool `qs:"-"`
|
||||
InactivityTimeout time.Duration `qs:"-"`
|
||||
Context context.Context
|
||||
}
|
||||
|
||||
// ImportImage imports an image from a url, a file or stdin
|
||||
//
|
||||
// See https://goo.gl/qkoSsn for more details.
|
||||
func (c *Client) ImportImage(opts ImportImageOptions) error {
|
||||
if opts.Repository == "" {
|
||||
return ErrNoSuchImage
|
||||
}
|
||||
if opts.Source != "-" {
|
||||
opts.InputStream = nil
|
||||
}
|
||||
if opts.Source != "-" && !isURL(opts.Source) {
|
||||
f, err := os.Open(opts.Source)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
opts.InputStream = f
|
||||
opts.Source = "-"
|
||||
}
|
||||
return c.createImage(queryString(&opts), nil, opts.InputStream, opts.OutputStream, opts.RawJSONStream, opts.InactivityTimeout, opts.Context)
|
||||
}
|
||||
|
||||
// BuildImageOptions present the set of informations available for building an
|
||||
// image from a tarfile with a Dockerfile in it.
|
||||
//
|
||||
// For more details about the Docker building process, see
|
||||
// https://goo.gl/4nYHwV.
|
||||
type BuildImageOptions struct {
|
||||
Name string `qs:"t"`
|
||||
Dockerfile string `qs:"dockerfile"`
|
||||
NoCache bool `qs:"nocache"`
|
||||
CacheFrom []string `qs:"-"`
|
||||
SuppressOutput bool `qs:"q"`
|
||||
Pull bool `qs:"pull"`
|
||||
RmTmpContainer bool `qs:"rm"`
|
||||
ForceRmTmpContainer bool `qs:"forcerm"`
|
||||
RawJSONStream bool `qs:"-"`
|
||||
Memory int64 `qs:"memory"`
|
||||
Memswap int64 `qs:"memswap"`
|
||||
CPUShares int64 `qs:"cpushares"`
|
||||
CPUQuota int64 `qs:"cpuquota"`
|
||||
CPUPeriod int64 `qs:"cpuperiod"`
|
||||
CPUSetCPUs string `qs:"cpusetcpus"`
|
||||
Labels map[string]string `qs:"labels"`
|
||||
InputStream io.Reader `qs:"-"`
|
||||
OutputStream io.Writer `qs:"-"`
|
||||
Remote string `qs:"remote"`
|
||||
Auth AuthConfiguration `qs:"-"` // for older docker X-Registry-Auth header
|
||||
AuthConfigs AuthConfigurations `qs:"-"` // for newer docker X-Registry-Config header
|
||||
ContextDir string `qs:"-"`
|
||||
Ulimits []ULimit `qs:"-"`
|
||||
BuildArgs []BuildArg `qs:"-"`
|
||||
NetworkMode string `qs:"networkmode"`
|
||||
InactivityTimeout time.Duration `qs:"-"`
|
||||
CgroupParent string `qs:"cgroupparent"`
|
||||
SecurityOpt []string `qs:"securityopt"`
|
||||
Target string `gs:"target"`
|
||||
Context context.Context
|
||||
}
|
||||
|
||||
// BuildArg represents arguments that can be passed to the image when building
|
||||
// it from a Dockerfile.
|
||||
//
|
||||
// For more details about the Docker building process, see
|
||||
// https://goo.gl/4nYHwV.
|
||||
type BuildArg struct {
|
||||
Name string `json:"Name,omitempty" yaml:"Name,omitempty" toml:"Name,omitempty"`
|
||||
Value string `json:"Value,omitempty" yaml:"Value,omitempty" toml:"Value,omitempty"`
|
||||
}
|
||||
|
||||
// BuildImage builds an image from a tarball's url or a Dockerfile in the input
|
||||
// stream.
|
||||
//
|
||||
// See https://goo.gl/4nYHwV for more details.
|
||||
func (c *Client) BuildImage(opts BuildImageOptions) error {
|
||||
if opts.OutputStream == nil {
|
||||
return ErrMissingOutputStream
|
||||
}
|
||||
headers, err := headersWithAuth(opts.Auth, c.versionedAuthConfigs(opts.AuthConfigs))
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
if opts.Remote != "" && opts.Name == "" {
|
||||
opts.Name = opts.Remote
|
||||
}
|
||||
if opts.InputStream != nil || opts.ContextDir != "" {
|
||||
headers["Content-Type"] = "application/tar"
|
||||
} else if opts.Remote == "" {
|
||||
return ErrMissingRepo
|
||||
}
|
||||
if opts.ContextDir != "" {
|
||||
if opts.InputStream != nil {
|
||||
return ErrMultipleContexts
|
||||
}
|
||||
var err error
|
||||
if opts.InputStream, err = createTarStream(opts.ContextDir, opts.Dockerfile); err != nil {
|
||||
return err
|
||||
}
|
||||
}
|
||||
qs := queryString(&opts)
|
||||
|
||||
if c.serverAPIVersion.GreaterThanOrEqualTo(apiVersion125) && len(opts.CacheFrom) > 0 {
|
||||
if b, err := json.Marshal(opts.CacheFrom); err == nil {
|
||||
item := url.Values(map[string][]string{})
|
||||
item.Add("cachefrom", string(b))
|
||||
qs = fmt.Sprintf("%s&%s", qs, item.Encode())
|
||||
}
|
||||
}
|
||||
|
||||
if len(opts.Ulimits) > 0 {
|
||||
if b, err := json.Marshal(opts.Ulimits); err == nil {
|
||||
item := url.Values(map[string][]string{})
|
||||
item.Add("ulimits", string(b))
|
||||
qs = fmt.Sprintf("%s&%s", qs, item.Encode())
|
||||
}
|
||||
}
|
||||
|
||||
if len(opts.BuildArgs) > 0 {
|
||||
v := make(map[string]string)
|
||||
for _, arg := range opts.BuildArgs {
|
||||
v[arg.Name] = arg.Value
|
||||
}
|
||||
if b, err := json.Marshal(v); err == nil {
|
||||
item := url.Values(map[string][]string{})
|
||||
item.Add("buildargs", string(b))
|
||||
qs = fmt.Sprintf("%s&%s", qs, item.Encode())
|
||||
}
|
||||
}
|
||||
|
||||
return c.stream("POST", fmt.Sprintf("/build?%s", qs), streamOptions{
|
||||
setRawTerminal: true,
|
||||
rawJSONStream: opts.RawJSONStream,
|
||||
headers: headers,
|
||||
in: opts.InputStream,
|
||||
stdout: opts.OutputStream,
|
||||
inactivityTimeout: opts.InactivityTimeout,
|
||||
context: opts.Context,
|
||||
})
|
||||
}
|
||||
|
||||
func (c *Client) versionedAuthConfigs(authConfigs AuthConfigurations) registryAuth {
|
||||
if c.serverAPIVersion == nil {
|
||||
c.checkAPIVersion()
|
||||
}
|
||||
if c.serverAPIVersion != nil && c.serverAPIVersion.GreaterThanOrEqualTo(apiVersion119) {
|
||||
return AuthConfigurations119(authConfigs.Configs)
|
||||
}
|
||||
return authConfigs
|
||||
}
|
||||
|
||||
// TagImageOptions present the set of options to tag an image.
|
||||
//
|
||||
// See https://goo.gl/prHrvo for more details.
|
||||
type TagImageOptions struct {
|
||||
Repo string
|
||||
Tag string
|
||||
Force bool
|
||||
Context context.Context
|
||||
}
|
||||
|
||||
// TagImage adds a tag to the image identified by the given name.
|
||||
//
|
||||
// See https://goo.gl/prHrvo for more details.
|
||||
func (c *Client) TagImage(name string, opts TagImageOptions) error {
|
||||
if name == "" {
|
||||
return ErrNoSuchImage
|
||||
}
|
||||
resp, err := c.do("POST", "/images/"+name+"/tag?"+queryString(&opts), doOptions{
|
||||
context: opts.Context,
|
||||
})
|
||||
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
defer resp.Body.Close()
|
||||
|
||||
if resp.StatusCode == http.StatusNotFound {
|
||||
return ErrNoSuchImage
|
||||
}
|
||||
|
||||
return err
|
||||
}
|
||||
|
||||
func isURL(u string) bool {
|
||||
p, err := url.Parse(u)
|
||||
if err != nil {
|
||||
return false
|
||||
}
|
||||
return p.Scheme == "http" || p.Scheme == "https"
|
||||
}
|
||||
|
||||
func headersWithAuth(auths ...registryAuth) (map[string]string, error) {
|
||||
var headers = make(map[string]string)
|
||||
|
||||
for _, auth := range auths {
|
||||
if auth.isEmpty() {
|
||||
continue
|
||||
}
|
||||
data, err := json.Marshal(auth)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
headers[auth.headerKey()] = base64.URLEncoding.EncodeToString(data)
|
||||
}
|
||||
|
||||
return headers, nil
|
||||
}
|
||||
|
||||
// APIImageSearch reflect the result of a search on the Docker Hub.
|
||||
//
|
||||
// See https://goo.gl/KLO9IZ for more details.
|
||||
type APIImageSearch struct {
|
||||
Description string `json:"description,omitempty" yaml:"description,omitempty" toml:"description,omitempty"`
|
||||
IsOfficial bool `json:"is_official,omitempty" yaml:"is_official,omitempty" toml:"is_official,omitempty"`
|
||||
IsAutomated bool `json:"is_automated,omitempty" yaml:"is_automated,omitempty" toml:"is_automated,omitempty"`
|
||||
Name string `json:"name,omitempty" yaml:"name,omitempty" toml:"name,omitempty"`
|
||||
StarCount int `json:"star_count,omitempty" yaml:"star_count,omitempty" toml:"star_count,omitempty"`
|
||||
}
|
||||
|
||||
// SearchImages search the docker hub with a specific given term.
|
||||
//
|
||||
// See https://goo.gl/KLO9IZ for more details.
|
||||
func (c *Client) SearchImages(term string) ([]APIImageSearch, error) {
|
||||
resp, err := c.do("GET", "/images/search?term="+term, doOptions{})
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
defer resp.Body.Close()
|
||||
var searchResult []APIImageSearch
|
||||
if err := json.NewDecoder(resp.Body).Decode(&searchResult); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return searchResult, nil
|
||||
}
|
||||
|
||||
// SearchImagesEx search the docker hub with a specific given term and authentication.
|
||||
//
|
||||
// See https://goo.gl/KLO9IZ for more details.
|
||||
func (c *Client) SearchImagesEx(term string, auth AuthConfiguration) ([]APIImageSearch, error) {
|
||||
headers, err := headersWithAuth(auth)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
resp, err := c.do("GET", "/images/search?term="+term, doOptions{
|
||||
headers: headers,
|
||||
})
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
defer resp.Body.Close()
|
||||
|
||||
var searchResult []APIImageSearch
|
||||
if err := json.NewDecoder(resp.Body).Decode(&searchResult); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
return searchResult, nil
|
||||
}
|
||||
|
||||
// PruneImagesOptions specify parameters to the PruneImages function.
|
||||
//
|
||||
// See https://goo.gl/qfZlbZ for more details.
|
||||
type PruneImagesOptions struct {
|
||||
Filters map[string][]string
|
||||
Context context.Context
|
||||
}
|
||||
|
||||
// PruneImagesResults specify results from the PruneImages function.
|
||||
//
|
||||
// See https://goo.gl/qfZlbZ for more details.
|
||||
type PruneImagesResults struct {
|
||||
ImagesDeleted []struct{ Untagged, Deleted string }
|
||||
SpaceReclaimed int64
|
||||
}
|
||||
|
||||
// PruneImages deletes images which are unused.
|
||||
//
|
||||
// See https://goo.gl/qfZlbZ for more details.
|
||||
func (c *Client) PruneImages(opts PruneImagesOptions) (*PruneImagesResults, error) {
|
||||
path := "/images/prune?" + queryString(opts)
|
||||
resp, err := c.do("POST", path, doOptions{context: opts.Context})
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
defer resp.Body.Close()
|
||||
var results PruneImagesResults
|
||||
if err := json.NewDecoder(resp.Body).Decode(&results); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return &results, nil
|
||||
}
|
||||
Reference in New Issue
Block a user