d5e8a92968
* rework CI validation workflow and makefile * enable push * fix job names * fix license check * fix snapshot builds * fix acceptance tests * fix linting * disable pull request event * rework windows runner caching * disable release pipeline and add issue templates
76 lines
1.7 KiB
Go
76 lines
1.7 KiB
Go
package dive
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import (
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"fmt"
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"net/url"
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"strings"
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"github.com/wagoodman/dive/dive/image"
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"github.com/wagoodman/dive/dive/image/docker"
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"github.com/wagoodman/dive/dive/image/podman"
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)
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const (
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SourceUnknown ImageSource = iota
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SourceDockerEngine
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SourcePodmanEngine
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SourceDockerArchive
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)
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type ImageSource int
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var ImageSources = []string{SourceDockerEngine.String(), SourcePodmanEngine.String(), SourceDockerArchive.String()}
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func (r ImageSource) String() string {
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return [...]string{"unknown", "docker", "podman", "docker-archive"}[r]
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}
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func ParseImageSource(r string) ImageSource {
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switch r {
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case SourceDockerEngine.String():
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return SourceDockerEngine
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case SourcePodmanEngine.String():
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return SourcePodmanEngine
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case SourceDockerArchive.String():
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return SourceDockerArchive
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case "docker-tar":
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return SourceDockerArchive
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default:
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return SourceUnknown
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}
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}
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func DeriveImageSource(image string) (ImageSource, string) {
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u, err := url.Parse(image)
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if err != nil {
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return SourceUnknown, ""
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}
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imageSource := strings.TrimPrefix(image, u.Scheme+"://")
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switch u.Scheme {
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case SourceDockerEngine.String():
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return SourceDockerEngine, imageSource
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case SourcePodmanEngine.String():
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return SourcePodmanEngine, imageSource
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case SourceDockerArchive.String():
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return SourceDockerArchive, imageSource
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case "docker-tar":
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return SourceDockerArchive, imageSource
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}
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return SourceUnknown, ""
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}
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func GetImageResolver(r ImageSource) (image.Resolver, error) {
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switch r {
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case SourceDockerEngine:
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return docker.NewResolverFromEngine(), nil
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case SourcePodmanEngine:
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return podman.NewResolverFromEngine(), nil
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case SourceDockerArchive:
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return docker.NewResolverFromArchive(), nil
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}
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return nil, fmt.Errorf("unable to determine image resolver")
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}
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