func captureContainerID(f func(string, xfer.Request) xfer.Response) func(xfer.Request) xfer.Response {
return func(req xfer.Request) xfer.Response {
containerID, ok := report.ParseContainerNodeID(req.NodeID)
if !ok {
return xfer.ResponseErrorf("Invalid ID: %s", req.NodeID)
}
return f(containerID, req)
}
}
func (r *registry) unpauseContainer(req xfer.Request) xfer.Response {
log.Printf("Unpausing container %s", req.NodeID)
_, containerID, ok := report.ParseContainerNodeID(req.NodeID)
if !ok {
return xfer.ResponseErrorf("Invalid ID: %s", req.NodeID)
}
return xfer.ResponseError(r.client.UnpauseContainer(containerID))
}
func (r *registry) stopContainer(req xfer.Request) xfer.Response {
log.Printf("Stopping container %s", req.NodeID)
_, containerID, ok := report.ParseContainerNodeID(req.NodeID)
if !ok {
return xfer.ResponseErrorf("Invalid ID: %s", req.NodeID)
}
return xfer.ResponseError(r.client.StopContainer(containerID, waitTime))
}
// MapContainerIdentity maps a container topology node to a container
// renderable node. As it is only ever run on container topology nodes, we
// expect that certain keys are present.
func MapContainerIdentity(m RenderableNode, _ report.Networks) RenderableNodes {
id, ok := m.Metadata[docker.ContainerID]
if !ok {
return RenderableNodes{}
}
var (
major, _ = GetRenderableContainerName(m.Node)
minor = report.ExtractHostID(m.Node)
rank = m.Metadata[docker.ImageID]
)
node := NewRenderableNodeWith(id, major, minor, rank, m)
if imageID, ok := m.Metadata[docker.ImageID]; ok {
hostID, _, _ := report.ParseContainerNodeID(m.ID)
node.Origins = node.Origins.Add(report.MakeContainerNodeID(hostID, imageID))
}
return RenderableNodes{id: node}
}