37 lines
778 B
Go
37 lines
778 B
Go
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package docker
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import "strings"
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// Adapts some of the logic from the actual Docker library's image parsing
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// routines:
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// https://github.com/docker/distribution/blob/release/2.7/reference/normalize.go
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func ParseImage(image string) (string, string) {
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domain := ""
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remainder := ""
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i := strings.IndexRune(image, '/')
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if i == -1 || (!strings.ContainsAny(image[:i], ".:") && image[:i] != "localhost") {
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remainder = image
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} else {
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domain, remainder = image[:i], image[i+1:]
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}
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imageName := ""
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imageVersion := "unknown"
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i = strings.LastIndex(remainder, ":")
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if i > -1 {
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imageVersion = remainder[i+1:]
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imageName = remainder[:i]
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} else {
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imageName = remainder
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}
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if domain != "" {
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imageName = domain + "/" + imageName
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}
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return imageName, imageVersion
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}
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