56 lines
1.1 KiB
Go
56 lines
1.1 KiB
Go
package docker
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import (
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"fmt"
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"strings"
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)
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// Extract the repository owner (if any), repository and tag (if any) from a docker image name
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func (lc LabeledContainer) SplitImageParts() (*string, string, *string) {
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name := lc.Container.Image
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var repository string
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var owner *string
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var tag *string
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slashIndex := strings.Index(name, "/")
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if slashIndex >= 0 {
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tmp := name[:slashIndex]
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owner = &tmp
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name = name[slashIndex+1:]
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}
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colonIndex := strings.Index(name, ":")
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if colonIndex >= 0 {
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tmp := name[colonIndex+1:]
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tag = &tmp
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repository = name[:colonIndex]
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} else {
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repository = name
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}
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return owner, repository, tag
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}
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func (lc LabeledContainer) GetName() string {
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if len(lc.Container.Names) >= 0 {
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// trim prefixed "/"
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return lc.Container.Names[0][1:]
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} else {
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return lc.Container.ID[:10]
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}
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}
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func CombineImageParts(owner *string, repository string, tag *string) string {
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image := repository
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if owner != nil {
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image = fmt.Sprintf("%s/%s", *owner, image)
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}
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if tag != nil {
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image = fmt.Sprintf("%s:%s", image, *tag)
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}
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return image
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}
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