723 lines
24 KiB
Go
723 lines
24 KiB
Go
// 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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"bytes"
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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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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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// PushImageOptions represents options to use in the PushImage method.
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//
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// See https://goo.gl/BZemGg for more details.
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type PushImageOptions struct {
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// 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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// Registry server to push the image
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Registry string
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OutputStream io.Writer `qs:"-"`
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RawJSONStream bool `qs:"-"`
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InactivityTimeout time.Duration `qs:"-"`
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Context context.Context
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}
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// PushImage pushes an image to a remote registry, logging progress to w.
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//
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// An empty instance of AuthConfiguration may be used for unauthenticated
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// pushes.
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//
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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 {
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if opts.Name == "" {
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return ErrNoSuchImage
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}
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headers, err := headersWithAuth(auth)
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if err != nil {
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return err
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}
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name := opts.Name
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opts.Name = ""
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path := "/images/" + name + "/push?" + queryString(&opts)
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return c.stream("POST", path, streamOptions{
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setRawTerminal: true,
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rawJSONStream: opts.RawJSONStream,
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headers: headers,
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stdout: opts.OutputStream,
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inactivityTimeout: opts.InactivityTimeout,
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context: opts.Context,
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})
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}
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// PullImageOptions present the set of options available for pulling an image
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// from a registry.
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//
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// See https://goo.gl/qkoSsn for more details.
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type PullImageOptions struct {
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Repository string `qs:"fromImage"`
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Tag string
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// Only required for Docker Engine 1.9 or 1.10 w/ Remote API < 1.21
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// and Docker Engine < 1.9
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// This parameter was removed in Docker Engine 1.11
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Registry string
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OutputStream io.Writer `qs:"-"`
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RawJSONStream bool `qs:"-"`
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InactivityTimeout time.Duration `qs:"-"`
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Context context.Context
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}
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// PullImage pulls an image from a remote registry, logging progress to
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// opts.OutputStream.
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//
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// See https://goo.gl/qkoSsn for more details.
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func (c *Client) PullImage(opts PullImageOptions, auth AuthConfiguration) error {
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if opts.Repository == "" {
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return ErrNoSuchImage
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}
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headers, err := headersWithAuth(auth)
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if err != nil {
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return err
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}
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if opts.Tag == "" && strings.Contains(opts.Repository, "@") {
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parts := strings.SplitN(opts.Repository, "@", 2)
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opts.Repository = parts[0]
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opts.Tag = parts[1]
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}
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return c.createImage(queryString(&opts), headers, nil, opts.OutputStream, opts.RawJSONStream, opts.InactivityTimeout, opts.Context)
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}
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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 {
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path := "/images/create?" + qs
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return c.stream("POST", path, streamOptions{
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setRawTerminal: true,
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headers: headers,
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in: in,
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stdout: w,
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rawJSONStream: rawJSONStream,
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inactivityTimeout: timeout,
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context: context,
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})
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}
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// LoadImageOptions represents the options for LoadImage Docker API Call
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//
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// See https://goo.gl/rEsBV3 for more details.
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type LoadImageOptions struct {
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InputStream io.Reader
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OutputStream io.Writer
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Context context.Context
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}
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// LoadImage imports a tarball docker image
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//
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// See https://goo.gl/rEsBV3 for more details.
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func (c *Client) LoadImage(opts LoadImageOptions) error {
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return c.stream("POST", "/images/load", streamOptions{
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setRawTerminal: true,
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in: opts.InputStream,
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stdout: opts.OutputStream,
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context: opts.Context,
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})
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}
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// ExportImageOptions represent the options for ExportImage Docker API call.
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//
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// See https://goo.gl/AuySaA for more details.
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type ExportImageOptions struct {
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Name string
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OutputStream io.Writer
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InactivityTimeout time.Duration
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Context context.Context
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}
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// ExportImage exports an image (as a tar file) into the stream.
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//
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// See https://goo.gl/AuySaA for more details.
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func (c *Client) ExportImage(opts ExportImageOptions) error {
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return c.stream("GET", fmt.Sprintf("/images/%s/get", opts.Name), streamOptions{
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setRawTerminal: true,
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stdout: opts.OutputStream,
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inactivityTimeout: opts.InactivityTimeout,
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context: opts.Context,
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})
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}
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// ExportImagesOptions represent the options for ExportImages Docker API call
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//
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// See https://goo.gl/N9XlDn for more details.
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type ExportImagesOptions struct {
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Names []string
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OutputStream io.Writer `qs:"-"`
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InactivityTimeout time.Duration `qs:"-"`
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Context context.Context
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}
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// ExportImages exports one or more images (as a tar file) into the stream
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//
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// See https://goo.gl/N9XlDn for more details.
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func (c *Client) ExportImages(opts ExportImagesOptions) error {
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if opts.Names == nil || len(opts.Names) == 0 {
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return ErrMustSpecifyNames
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}
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return c.stream("GET", "/images/get?"+queryString(&opts), streamOptions{
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setRawTerminal: true,
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stdout: opts.OutputStream,
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inactivityTimeout: opts.InactivityTimeout,
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})
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}
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// ImportImageOptions present the set of informations available for importing
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// an image from a source file or the stdin.
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//
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// See https://goo.gl/qkoSsn for more details.
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type ImportImageOptions struct {
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Repository string `qs:"repo"`
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Source string `qs:"fromSrc"`
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Tag string `qs:"tag"`
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InputStream io.Reader `qs:"-"`
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OutputStream io.Writer `qs:"-"`
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RawJSONStream bool `qs:"-"`
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InactivityTimeout time.Duration `qs:"-"`
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Context context.Context
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}
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// ImportImage imports an image from a url, a file or stdin
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//
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// See https://goo.gl/qkoSsn for more details.
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func (c *Client) ImportImage(opts ImportImageOptions) error {
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if opts.Repository == "" {
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return ErrNoSuchImage
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}
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if opts.Source != "-" {
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opts.InputStream = nil
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}
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if opts.Source != "-" && !isURL(opts.Source) {
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f, err := os.Open(opts.Source)
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if err != nil {
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return err
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}
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opts.InputStream = f
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opts.Source = "-"
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}
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return c.createImage(queryString(&opts), nil, opts.InputStream, opts.OutputStream, opts.RawJSONStream, opts.InactivityTimeout, opts.Context)
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}
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// BuildImageOptions present the set of informations available for building an
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// image from a tarfile with a Dockerfile in it.
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//
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// For more details about the Docker building process, see
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// https://goo.gl/4nYHwV.
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type BuildImageOptions struct {
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Name string `qs:"t"`
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Dockerfile string `qs:"dockerfile"`
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NoCache bool `qs:"nocache"`
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CacheFrom []string `qs:"-"`
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SuppressOutput bool `qs:"q"`
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Pull bool `qs:"pull"`
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RmTmpContainer bool `qs:"rm"`
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ForceRmTmpContainer bool `qs:"forcerm"`
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RawJSONStream bool `qs:"-"`
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Memory int64 `qs:"memory"`
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Memswap int64 `qs:"memswap"`
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CPUShares int64 `qs:"cpushares"`
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CPUQuota int64 `qs:"cpuquota"`
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CPUPeriod int64 `qs:"cpuperiod"`
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CPUSetCPUs string `qs:"cpusetcpus"`
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Labels map[string]string `qs:"labels"`
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InputStream io.Reader `qs:"-"`
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OutputStream io.Writer `qs:"-"`
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ErrorStream io.Writer `qs:"-"`
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Remote string `qs:"remote"`
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Auth AuthConfiguration `qs:"-"` // for older docker X-Registry-Auth header
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AuthConfigs AuthConfigurations `qs:"-"` // for newer docker X-Registry-Config header
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ContextDir string `qs:"-"`
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Ulimits []ULimit `qs:"-"`
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BuildArgs []BuildArg `qs:"-"`
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NetworkMode string `qs:"networkmode"`
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InactivityTimeout time.Duration `qs:"-"`
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CgroupParent string `qs:"cgroupparent"`
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SecurityOpt []string `qs:"securityopt"`
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Target string `gs:"target"`
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Context context.Context
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}
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|
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// BuildArg represents arguments that can be passed to the image when building
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// it from a Dockerfile.
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//
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// For more details about the Docker building process, see
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// https://goo.gl/4nYHwV.
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type BuildArg struct {
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Name string `json:"Name,omitempty" yaml:"Name,omitempty" toml:"Name,omitempty"`
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Value string `json:"Value,omitempty" yaml:"Value,omitempty" toml:"Value,omitempty"`
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}
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|
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// BuildImage builds an image from a tarball's url or a Dockerfile in the input
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// stream.
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//
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// See https://goo.gl/4nYHwV for more details.
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func (c *Client) BuildImage(opts BuildImageOptions) error {
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|
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,
|
|
stderr: opts.ErrorStream,
|
|
inactivityTimeout: opts.InactivityTimeout,
|
|
context: opts.Context,
|
|
})
|
|
}
|
|
|
|
func (c *Client) versionedAuthConfigs(authConfigs AuthConfigurations) interface{} {
|
|
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 ...interface{}) (map[string]string, error) {
|
|
var headers = make(map[string]string)
|
|
|
|
for _, auth := range auths {
|
|
switch auth.(type) {
|
|
case AuthConfiguration:
|
|
var buf bytes.Buffer
|
|
if err := json.NewEncoder(&buf).Encode(auth); err != nil {
|
|
return nil, err
|
|
}
|
|
headers["X-Registry-Auth"] = base64.URLEncoding.EncodeToString(buf.Bytes())
|
|
case AuthConfigurations, AuthConfigurations119:
|
|
var buf bytes.Buffer
|
|
if err := json.NewEncoder(&buf).Encode(auth); err != nil {
|
|
return nil, err
|
|
}
|
|
headers["X-Registry-Config"] = base64.URLEncoding.EncodeToString(buf.Bytes())
|
|
}
|
|
}
|
|
|
|
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
|
|
}
|