mirror of
https://github.com/moby/moby.git
synced 2022-11-09 12:21:53 -05:00
59 lines
1.8 KiB
Go
59 lines
1.8 KiB
Go
package image
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import (
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"encoding/json"
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"fmt"
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"regexp"
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"time"
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"github.com/docker/docker/runconfig"
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)
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var validHex = regexp.MustCompile(`^([a-f0-9]{64})$`)
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// Image stores the image configuration.
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type Image struct {
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// ID a unique 64 character identifier of the image
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ID string `json:"id"`
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// Parent id of the image
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Parent string `json:"parent,omitempty"`
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// Comment user added comment
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Comment string `json:"comment,omitempty"`
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// Created timestamp when image was created
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Created time.Time `json:"created"`
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// Container is the id of the container used to commit
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Container string `json:"container,omitempty"`
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// ContainerConfig is the configuration of the container that is committed into the image
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ContainerConfig runconfig.Config `json:"container_config,omitempty"`
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// DockerVersion specifies version on which image is built
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DockerVersion string `json:"docker_version,omitempty"`
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// Author of the image
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Author string `json:"author,omitempty"`
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// Config is the configuration of the container received from the client
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Config *runconfig.Config `json:"config,omitempty"`
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// Architecture is the hardware that the image is build and runs on
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Architecture string `json:"architecture,omitempty"`
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// OS is the operating system used to build and run the image
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OS string `json:"os,omitempty"`
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// Size is the total size of the image including all layers it is composed of
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Size int64
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}
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// NewImgJSON creates an Image configuration from json.
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func NewImgJSON(src []byte) (*Image, error) {
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ret := &Image{}
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// FIXME: Is there a cleaner way to "purify" the input json?
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if err := json.Unmarshal(src, ret); err != nil {
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return nil, err
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}
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return ret, nil
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}
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// ValidateID checks whether an ID string is a valid image ID.
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func ValidateID(id string) error {
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if ok := validHex.MatchString(id); !ok {
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return fmt.Errorf("image ID '%s' is invalid", id)
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}
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return nil
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}
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