// Individual nodes.
func handleNode(ctx context.Context, renderer render.Renderer, _ render.Decorator, report report.Report, w http.ResponseWriter, r *http.Request) {
var (
vars = mux.Vars(r)
topologyID = vars["topology"]
nodeID = vars["id"]
rendered = renderer.Render(report, nil)
node, ok = rendered[nodeID]
)
if !ok {
http.NotFound(w, r)
return
}
respondWith(w, http.StatusOK, APINode{Node: detailed.MakeNode(topologyID, report, rendered, node)})
}
func TestMakeDetailedHostNode(t *testing.T) {
renderableNodes := render.HostRenderer.Render(fixture.Report, render.FilterNoop)
renderableNode := renderableNodes[fixture.ClientHostNodeID]
have := detailed.MakeNode("hosts", fixture.Report, renderableNodes, renderableNode)
containerImageNodeSummary := child(t, render.ContainerImageRenderer, fixture.ClientContainerImageNodeID)
containerNodeSummary := child(t, render.ContainerRenderer, fixture.ClientContainerNodeID)
process1NodeSummary := child(t, render.ProcessRenderer, fixture.ClientProcess1NodeID)
process1NodeSummary.Linkable = true
process2NodeSummary := child(t, render.ProcessRenderer, fixture.ClientProcess2NodeID)
process2NodeSummary.Linkable = true
podNodeSummary := child(t, render.PodRenderer, fixture.ClientPodNodeID)
want := detailed.Node{
NodeSummary: detailed.NodeSummary{
ID: fixture.ClientHostNodeID,
Label: "client",
LabelMinor: "hostname.com",
Rank: "hostname.com",
Pseudo: false,
Shape: "circle",
Linkable: true,
Adjacency: report.MakeIDList(fixture.ServerHostNodeID),
Metadata: []report.MetadataRow{
{
ID: "host_name",
Label: "Hostname",
Value: "client.hostname.com",
Priority: 11,
},
{
ID: "os",
Label: "OS",
Value: "Linux",
Priority: 12,
},
{
ID: "local_networks",
Label: "Local Networks",
Value: "10.10.10.0/24",
Priority: 13,
},
},
Metrics: []report.MetricRow{
{
ID: host.CPUUsage,
Label: "CPU",
Format: "percent",
Value: 0.07,
Priority: 1,
Metric: &fixture.ClientHostCPUMetric,
},
{
ID: host.MemoryUsage,
Label: "Memory",
Format: "filesize",
Value: 0.08,
Priority: 2,
Metric: &fixture.ClientHostMemoryMetric,
},
{
ID: host.Load1,
Label: "Load (1m)",
Group: "load",
Value: 0.09,
Priority: 11,
Metric: &fixture.ClientHostLoad1Metric,
},
},
},
Controls: []detailed.ControlInstance{},
Children: []detailed.NodeSummaryGroup{
{
Label: "Pods",
TopologyID: "pods",
Columns: []detailed.Column{
{ID: report.Container, Label: "# Containers"},
{ID: kubernetes.IP, Label: "IP"},
},
Nodes: []detailed.NodeSummary{podNodeSummary},
},
{
Label: "Containers",
TopologyID: "containers",
Columns: []detailed.Column{
{ID: docker.CPUTotalUsage, Label: "CPU"},
{ID: docker.MemoryUsage, Label: "Memory"},
},
Nodes: []detailed.NodeSummary{containerNodeSummary},
},
{
Label: "Processes",
TopologyID: "processes",
Columns: []detailed.Column{
{ID: process.PID, Label: "PID"},
{ID: process.CPUUsage, Label: "CPU"},
{ID: process.MemoryUsage, Label: "Memory"},
},
Nodes: []detailed.NodeSummary{process1NodeSummary, process2NodeSummary},
},
{
Label: "Container Images",
TopologyID: "containers-by-image",
Columns: []detailed.Column{
{ID: report.Container, Label: "# Containers", DefaultSort: true},
},
Nodes: []detailed.NodeSummary{containerImageNodeSummary},
},
},
Connections: []detailed.ConnectionsSummary{
{
ID: "incoming-connections",
TopologyID: "hosts",
Label: "Inbound",
Columns: detailed.NormalColumns,
Connections: []detailed.Connection{},
},
{
ID: "outgoing-connections",
TopologyID: "hosts",
Label: "Outbound",
Columns: detailed.NormalColumns,
Connections: []detailed.Connection{
{
ID: fmt.Sprintf("%s:%s-%s:%s-%d", fixture.ServerHostNodeID, "", fixture.ClientHostNodeID, "", 80),
NodeID: fixture.ServerHostNodeID,
Label: "server",
Linkable: true,
Metadata: []report.MetadataRow{
{
ID: "port",
Value: "80",
Datatype: "number",
},
{
ID: "count",
Value: "2",
Datatype: "number",
},
},
},
},
},
},
}
if !reflect.DeepEqual(want, have) {
t.Errorf("%s", test.Diff(want, have))
}
}
func TestMakeDetailedPodNode(t *testing.T) {
id := fixture.ServerPodNodeID
renderableNodes := render.PodRenderer.Render(fixture.Report, render.FilterNoop)
renderableNode, ok := renderableNodes[id]
if !ok {
t.Fatalf("Node not found: %s", id)
}
have := detailed.MakeNode("pods", fixture.Report, renderableNodes, renderableNode)
containerNodeSummary := child(t, render.ContainerWithImageNameRenderer, fixture.ServerContainerNodeID)
serverProcessNodeSummary := child(t, render.ProcessRenderer, fixture.ServerProcessNodeID)
serverProcessNodeSummary.Linkable = true // Temporary workaround for: https://$GITHUB_URI/issues/1295
want := detailed.Node{
NodeSummary: detailed.NodeSummary{
ID: id,
Label: "pong-b",
LabelMinor: "1 container",
Rank: "ping/pong-b",
Shape: "heptagon",
Linkable: true,
Pseudo: false,
Metadata: []report.MetadataRow{
{ID: "kubernetes_id", Label: "ID", Value: "ping/pong-b", Priority: 1},
{ID: "kubernetes_state", Label: "State", Value: "running", Priority: 2},
{ID: "container", Label: "# Containers", Value: "1", Priority: 4, Datatype: "number"},
{ID: "kubernetes_namespace", Label: "Namespace", Value: "ping", Priority: 5},
},
},
Controls: []detailed.ControlInstance{},
Children: []detailed.NodeSummaryGroup{
{
Label: "Containers",
TopologyID: "containers",
Columns: []detailed.Column{
{ID: docker.CPUTotalUsage, Label: "CPU"},
{ID: docker.MemoryUsage, Label: "Memory"},
},
Nodes: []detailed.NodeSummary{containerNodeSummary},
},
{
Label: "Processes",
TopologyID: "processes",
Columns: []detailed.Column{
{ID: process.PID, Label: "PID"},
{ID: process.CPUUsage, Label: "CPU"},
{ID: process.MemoryUsage, Label: "Memory"},
},
Nodes: []detailed.NodeSummary{serverProcessNodeSummary},
},
},
Parents: []detailed.Parent{
{
ID: fixture.ServerHostNodeID,
Label: fixture.ServerHostName,
TopologyID: "hosts",
},
{
ID: fixture.ServiceNodeID,
Label: fixture.ServiceName,
TopologyID: "services",
},
},
Connections: []detailed.ConnectionsSummary{
{
ID: "incoming-connections",
TopologyID: "pods",
Label: "Inbound",
Columns: detailed.NormalColumns,
Connections: []detailed.Connection{
{
ID: fmt.Sprintf("%s:%s-%s:%s-%d", fixture.ClientPodNodeID, "", fixture.ServerPodNodeID, "", 80),
NodeID: fixture.ClientPodNodeID,
Label: "pong-a",
Linkable: true,
Metadata: []report.MetadataRow{
{
ID: "port",
Value: "80",
Datatype: "number",
},
{
ID: "count",
Value: "2",
Datatype: "number",
},
},
},
{
ID: fmt.Sprintf("%s:%s-%s:%s-%d", render.IncomingInternetID, "", fixture.ServerPodNodeID, "", 80),
NodeID: render.IncomingInternetID,
Label: render.InboundMajor,
Linkable: true,
Metadata: []report.MetadataRow{
{
ID: "port",
Value: "80",
Datatype: "number",
},
{
ID: "count",
Value: "1",
Datatype: "number",
},
},
},
},
},
{
ID: "outgoing-connections",
TopologyID: "pods",
Label: "Outbound",
Columns: detailed.NormalColumns,
Connections: []detailed.Connection{},
},
},
}
if !reflect.DeepEqual(want, have) {
t.Errorf("%s", test.Diff(want, have))
}
}
func TestMakeDetailedContainerNode(t *testing.T) {
id := fixture.ServerContainerNodeID
renderableNodes := render.ContainerRenderer.Render(fixture.Report, render.FilterNoop)
renderableNode, ok := renderableNodes[id]
if !ok {
t.Fatalf("Node not found: %s", id)
}
have := detailed.MakeNode("containers", fixture.Report, renderableNodes, renderableNode)
serverProcessNodeSummary := child(t, render.ProcessRenderer, fixture.ServerProcessNodeID)
serverProcessNodeSummary.Linkable = true
want := detailed.Node{
NodeSummary: detailed.NodeSummary{
ID: id,
Label: "server",
LabelMinor: "server.hostname.com",
Shape: "hexagon",
Linkable: true,
Pseudo: false,
Metadata: []report.MetadataRow{
{ID: "docker_container_id", Label: "ID", Value: fixture.ServerContainerID, Priority: 1},
{ID: "docker_container_state_human", Label: "State", Value: "running", Priority: 2},
{ID: "docker_image_id", Label: "Image ID", Value: fixture.ServerContainerImageID, Priority: 11},
},
Metrics: []report.MetricRow{
{
ID: docker.CPUTotalUsage,
Label: "CPU",
Format: "percent",
Value: 0.05,
Priority: 1,
Metric: &fixture.ServerContainerCPUMetric,
},
{
ID: docker.MemoryUsage,
Label: "Memory",
Format: "filesize",
Value: 0.06,
Priority: 2,
Metric: &fixture.ServerContainerMemoryMetric,
},
},
},
Controls: []detailed.ControlInstance{},
Children: []detailed.NodeSummaryGroup{
{
Label: "Processes",
TopologyID: "processes",
Columns: []detailed.Column{
{ID: process.PID, Label: "PID"},
{ID: process.CPUUsage, Label: "CPU"},
{ID: process.MemoryUsage, Label: "Memory"},
},
Nodes: []detailed.NodeSummary{serverProcessNodeSummary},
},
},
Parents: []detailed.Parent{
{
ID: fixture.ServerContainerImageNodeID,
Label: fixture.ServerContainerImageName,
TopologyID: "containers-by-image",
},
{
ID: fixture.ServerHostNodeID,
Label: fixture.ServerHostName,
TopologyID: "hosts",
},
{
ID: fixture.ServerPodNodeID,
Label: "pong-b",
TopologyID: "pods",
},
},
Connections: []detailed.ConnectionsSummary{
{
ID: "incoming-connections",
TopologyID: "containers",
Label: "Inbound",
Columns: detailed.NormalColumns,
Connections: []detailed.Connection{
{
ID: fmt.Sprintf("%s:%s-%s:%s-%d", fixture.ClientContainerNodeID, "", fixture.ServerContainerNodeID, "", 80),
NodeID: fixture.ClientContainerNodeID,
Label: "client",
Linkable: true,
Metadata: []report.MetadataRow{
{
ID: "port",
Value: "80",
Datatype: "number",
},
{
ID: "count",
Value: "2",
Datatype: "number",
},
},
},
{
ID: fmt.Sprintf("%s:%s-%s:%s-%d", render.IncomingInternetID, "", fixture.ServerContainerNodeID, "", 80),
NodeID: render.IncomingInternetID,
Label: render.InboundMajor,
Linkable: true,
Metadata: []report.MetadataRow{
{
ID: "port",
Value: "80",
Datatype: "number",
},
{
ID: "count",
Value: "1",
Datatype: "number",
},
},
},
},
},
{
ID: "outgoing-connections",
TopologyID: "containers",
Label: "Outbound",
Columns: detailed.NormalColumns,
Connections: []detailed.Connection{},
},
},
}
if !reflect.DeepEqual(want, have) {
t.Errorf("%s", test.Diff(want, have))
}
}
