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35 lines
1.3 KiB
Go
35 lines
1.3 KiB
Go
package docker
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import (
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"regexp"
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"github.com/docker/docker/api/types"
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)
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// ContainerInspect returns the container information.
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func (c *Client) ContainerInspect(containerID string) (types.ContainerJSON, error) {
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return c.API.ContainerInspect(c.ctx, containerID)
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}
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// IsDigest determines image it looks like a digest based image reference.
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func (c *Client) IsDigest(imageID string) bool {
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return regexp.MustCompile(`^(@|sha256:|@sha256:)([0-9a-f]{64})$`).MatchString(imageID)
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}
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// ImageInspectWithRaw returns the image information and its raw representation.
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func (c *Client) ImageInspectWithRaw(imageID string) (types.ImageInspect, error) {
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imageRaw, _, err := c.API.ImageInspectWithRaw(c.ctx, imageID)
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return imageRaw, err
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}
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// IsLocalImage checks if the image has been built locally
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func (c *Client) IsLocalImage(image types.ImageInspect) bool {
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return len(image.RepoDigests) == 0
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}
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// IsDanglingImage returns whether the given image is "dangling" which means
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// that there are no repository references to the given image and it has no
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// child images
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func (c *Client) IsDanglingImage(image types.ImageInspect) bool {
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return len(image.RepoTags) == 1 && image.RepoTags[0] == "<none>:<none>" && len(image.RepoDigests) == 1 && image.RepoDigests[0] == "<none>@<none>"
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}
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