Initial commit

vendor/github.com/hyperhq/hypercli/daemon/events.go

@@ -0,0 +1,88 @@
+package daemon
+
+import (
+	"strings"
+
+	"github.com/hyperhq/hypercli/container"
+	"github.com/docker/engine-api/types/events"
+	"github.com/docker/libnetwork"
+)
+
+// LogContainerEvent generates an event related to a container with only the default attributes.
+func (daemon *Daemon) LogContainerEvent(container *container.Container, action string) {
+	daemon.LogContainerEventWithAttributes(container, action, map[string]string{})
+}
+
+// LogContainerEventWithAttributes generates an event related to a container with specific given attributes.
+func (daemon *Daemon) LogContainerEventWithAttributes(container *container.Container, action string, attributes map[string]string) {
+	copyAttributes(attributes, container.Config.Labels)
+	if container.Config.Image != "" {
+		attributes["image"] = container.Config.Image
+	}
+	attributes["name"] = strings.TrimLeft(container.Name, "/")
+
+	actor := events.Actor{
+		ID:         container.ID,
+		Attributes: attributes,
+	}
+	daemon.EventsService.Log(action, events.ContainerEventType, actor)
+}
+
+// LogImageEvent generates an event related to a container with only the default attributes.
+func (daemon *Daemon) LogImageEvent(imageID, refName, action string) {
+	daemon.LogImageEventWithAttributes(imageID, refName, action, map[string]string{})
+}
+
+// LogImageEventWithAttributes generates an event related to a container with specific given attributes.
+func (daemon *Daemon) LogImageEventWithAttributes(imageID, refName, action string, attributes map[string]string) {
+	img, err := daemon.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,
+	}
+
+	daemon.EventsService.Log(action, events.ImageEventType, actor)
+}
+
+// LogVolumeEvent generates an event related to a volume.
+func (daemon *Daemon) LogVolumeEvent(volumeID, action string, attributes map[string]string) {
+	actor := events.Actor{
+		ID:         volumeID,
+		Attributes: attributes,
+	}
+	daemon.EventsService.Log(action, events.VolumeEventType, actor)
+}
+
+// LogNetworkEvent generates an event related to a network with only the default attributes.
+func (daemon *Daemon) LogNetworkEvent(nw libnetwork.Network, action string) {
+	daemon.LogNetworkEventWithAttributes(nw, action, map[string]string{})
+}
+
+// LogNetworkEventWithAttributes generates an event related to a network with specific given attributes.
+func (daemon *Daemon) LogNetworkEventWithAttributes(nw libnetwork.Network, action string, attributes map[string]string) {
+	attributes["name"] = nw.Name()
+	attributes["type"] = nw.Type()
+	actor := events.Actor{
+		ID:         nw.ID(),
+		Attributes: attributes,
+	}
+	daemon.EventsService.Log(action, events.NetworkEventType, 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
+	}
+}