1
0
Fork 0
mirror of https://github.com/moby/moby.git synced 2022-11-09 12:21:53 -05:00
moby--moby/daemon/images/image_events.go
Daniel Nephin 2b1a2b10af Move ImageService to new package
Signed-off-by: Daniel Nephin <dnephin@docker.com>
2018-02-26 16:49:37 -05:00

39 lines
1.2 KiB
Go

package images // import "github.com/docker/docker/daemon/images"
import (
"github.com/docker/docker/api/types/events"
)
// LogImageEvent generates an event related to an image with only the default attributes.
func (i *ImageService) LogImageEvent(imageID, refName, action string) {
i.LogImageEventWithAttributes(imageID, refName, action, map[string]string{})
}
// LogImageEventWithAttributes generates an event related to an image with specific given attributes.
func (i *ImageService) LogImageEventWithAttributes(imageID, refName, action string, attributes map[string]string) {
img, err := i.GetImage(imageID)
if err == nil && img.Config != nil {
// image has not been removed yet.
// it could be missing if the event is `delete`.
copyAttributes(attributes, img.Config.Labels)
}
if refName != "" {
attributes["name"] = refName
}
actor := events.Actor{
ID: imageID,
Attributes: attributes,
}
i.eventsService.Log(action, events.ImageEventType, actor)
}
// copyAttributes guarantees that labels are not mutated by event triggers.
func copyAttributes(attributes, labels map[string]string) {
if labels == nil {
return
}
for k, v := range labels {
attributes[k] = v
}
}