Files
weave-scope/render/selectors.go
Paul Bellamy 2c6b6e6707 Refactoring rendering to remove RenderableNode
Squash of:
- use detailed.Summaries to render topology nodes
- ban merging nodes of different topologies (they should be mapped)
- need to prune parents when mapping node types
- render container images by id if they have no name
- remove separate render ids and prune parents in NewDerived*
- don't render metrics/metadata for groups of nodes
- fixing up tests
- removing pending unit tests (for mapping.go, for now)
- updating experimental dir for RenderableNode removal
2016-03-29 14:13:03 +01:00

33 lines
968 B
Go

package render
import (
"github.com/weaveworks/scope/report"
)
// TopologySelector selects a single topology from a report.
// NB it is also a Renderer!
type TopologySelector string
// Render implements Renderer
func (t TopologySelector) Render(r report.Report) report.Nodes {
topology, _ := r.Topology(string(t))
return topology.Nodes
}
// Stats implements Renderer
func (t TopologySelector) Stats(r report.Report) Stats {
return Stats{}
}
// The topology selectors implement a Renderer which fetch the nodes from the
// various report topologies.
var (
SelectEndpoint = TopologySelector(report.Endpoint)
SelectProcess = TopologySelector(report.Process)
SelectContainer = TopologySelector(report.Container)
SelectContainerImage = TopologySelector(report.ContainerImage)
SelectHost = TopologySelector(report.Host)
SelectPod = TopologySelector(report.Pod)
SelectService = TopologySelector(report.Service)
)