a78d0bdeac
Namespace keys used by client for uncompressed Signed-off-by: Derek McGowan <derek@mcgstyle.net>
114 lines
2.4 KiB
Go
114 lines
2.4 KiB
Go
package metadata
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import (
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"strings"
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"github.com/containerd/containerd/containers"
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"github.com/containerd/containerd/content"
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"github.com/containerd/containerd/filters"
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"github.com/containerd/containerd/images"
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)
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func adaptImage(o interface{}) filters.Adaptor {
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obj := o.(images.Image)
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return filters.AdapterFunc(func(fieldpath []string) (string, bool) {
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if len(fieldpath) == 0 {
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return "", false
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}
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switch fieldpath[0] {
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case "name":
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return obj.Name, len(obj.Name) > 0
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case "target":
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if len(fieldpath) < 2 {
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return "", false
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}
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switch fieldpath[1] {
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case "digest":
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return obj.Target.Digest.String(), len(obj.Target.Digest) > 0
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case "mediatype":
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return obj.Target.MediaType, len(obj.Target.MediaType) > 0
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}
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case "labels":
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return checkMap(fieldpath[1:], obj.Labels)
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// TODO(stevvooe): Greater/Less than filters would be awesome for
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// size. Let's do it!
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}
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return "", false
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})
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}
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func adaptContainer(o interface{}) filters.Adaptor {
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obj := o.(containers.Container)
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return filters.AdapterFunc(func(fieldpath []string) (string, bool) {
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if len(fieldpath) == 0 {
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return "", false
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}
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switch fieldpath[0] {
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case "id":
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return obj.ID, len(obj.ID) > 0
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case "runtime":
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if len(fieldpath) <= 1 {
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return "", false
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}
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switch fieldpath[1] {
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case "name":
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return obj.Runtime.Name, len(obj.Runtime.Name) > 0
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default:
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return "", false
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}
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case "image":
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return obj.Image, len(obj.Image) > 0
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case "labels":
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return checkMap(fieldpath[1:], obj.Labels)
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}
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return "", false
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})
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}
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func adaptContentInfo(info content.Info) filters.Adaptor {
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return filters.AdapterFunc(func(fieldpath []string) (string, bool) {
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if len(fieldpath) == 0 {
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return "", false
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}
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switch fieldpath[0] {
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case "digest":
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return info.Digest.String(), true
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case "size":
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// TODO: support size based filtering
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case "labels":
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return checkMap(fieldpath[1:], info.Labels)
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}
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return "", false
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})
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}
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func adaptContentStatus(status content.Status) filters.Adaptor {
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return filters.AdapterFunc(func(fieldpath []string) (string, bool) {
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if len(fieldpath) == 0 {
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return "", false
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}
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switch fieldpath[0] {
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case "ref":
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return status.Ref, true
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}
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return "", false
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})
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}
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func checkMap(fieldpath []string, m map[string]string) (string, bool) {
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if len(m) == 0 {
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return "", false
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}
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value, ok := m[strings.Join(fieldpath, ".")]
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return value, ok
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}
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