func BenchmarkNodeSetMerge(b *testing.B) {
n, other := report.NodeSet{}, report.NodeSet{}
for i := 0; i < 600; i++ {
n = n.Add(
report.MakeNodeWith(fmt.Sprint(i), map[string]string{
"a": "1",
"b": "2",
}),
)
}
for i := 400; i < 1000; i++ {
other = other.Add(
report.MakeNodeWith(fmt.Sprint(i), map[string]string{
"c": "1",
"d": "2",
}),
)
}
b.ReportAllocs()
b.ResetTimer()
for i := 0; i < b.N; i++ {
benchmarkResult = n.Merge(other)
}
}
func (r *Reporter) addConnection(rpt *report.Report, t fourTuple, extraFromNode, extraToNode map[string]string) {
var (
fromEndpointNodeID = report.MakeEndpointNodeID(r.hostID, t.fromAddr, strconv.Itoa(int(t.fromPort)))
toEndpointNodeID = report.MakeEndpointNodeID(r.hostID, t.toAddr, strconv.Itoa(int(t.toPort)))
fromNode = report.MakeNodeWith(fromEndpointNodeID, map[string]string{
Addr: t.fromAddr,
Port: strconv.Itoa(int(t.fromPort)),
}).WithEdge(toEndpointNodeID, report.EdgeMetadata{})
toNode = report.MakeNodeWith(toEndpointNodeID, map[string]string{
Addr: t.toAddr,
Port: strconv.Itoa(int(t.toPort)),
})
)
// In case we have a reverse resolution for the IP, we can use it for
// the name...
if toNames, err := r.reverseResolver.get(t.toAddr); err == nil {
toNode = toNode.WithSet(ReverseDNSNames, report.MakeStringSet(toNames...))
}
if extraFromNode != nil {
fromNode = fromNode.WithLatests(extraFromNode)
}
if extraToNode != nil {
toNode = toNode.WithLatests(extraToNode)
}
rpt.Endpoint = rpt.Endpoint.AddNode(fromNode)
rpt.Endpoint = rpt.Endpoint.AddNode(toNode)
}
func TestTagger(t *testing.T) {
oldProcessTree := docker.NewProcessTreeStub
defer func() { docker.NewProcessTreeStub = oldProcessTree }()
docker.NewProcessTreeStub = func(_ process.Walker) (process.Tree, error) {
return &mockProcessTree{map[int]int{3: 2}}, nil
}
var (
pid1NodeID = report.MakeProcessNodeID("somehost.com", "2")
pid2NodeID = report.MakeProcessNodeID("somehost.com", "3")
wantNode = report.MakeNodeWith(map[string]string{docker.ContainerID: "ping"})
)
input := report.MakeReport()
input.Process.AddNode(pid1NodeID, report.MakeNodeWith(map[string]string{process.PID: "2"}))
input.Process.AddNode(pid2NodeID, report.MakeNodeWith(map[string]string{process.PID: "3"}))
want := report.MakeReport()
want.Process.AddNode(pid1NodeID, report.MakeNodeWith(map[string]string{process.PID: "2"}).Merge(wantNode))
want.Process.AddNode(pid2NodeID, report.MakeNodeWith(map[string]string{process.PID: "3"}).Merge(wantNode))
tagger := docker.NewTagger(mockRegistryInstance, nil)
have, err := tagger.Tag(input)
if err != nil {
t.Errorf("%v", err)
}
if !reflect.DeepEqual(want, have) {
t.Errorf("%s", test.Diff(want, have))
}
}
func TestApply(t *testing.T) {
var (
endpointNodeID = "c"
addressNodeID = "d"
endpointNode = report.MakeNodeWith(map[string]string{"5": "6"})
addressNode = report.MakeNodeWith(map[string]string{"7": "8"})
)
r := report.MakeReport()
r.Endpoint.Nodes[endpointNodeID] = endpointNode
r.Address.Nodes[addressNodeID] = addressNode
r = Apply(r, []Tagger{newTopologyTagger()})
for _, tuple := range []struct {
want report.Node
from report.Topology
via string
}{
{endpointNode.Merge(report.MakeNodeWith(map[string]string{"topology": "endpoint"})), r.Endpoint, endpointNodeID},
{addressNode.Merge(report.MakeNodeWith(map[string]string{"topology": "address"})), r.Address, addressNodeID},
} {
if want, have := tuple.want, tuple.from.Nodes[tuple.via]; !reflect.DeepEqual(want, have) {
t.Errorf("want %+v, have %+v", want, have)
}
}
}
func TestReporter(t *testing.T) {
want := report.MakeReport()
want.Container = report.Topology{
Nodes: report.Nodes{
report.MakeContainerNodeID("", "ping"): report.MakeNodeWith(map[string]string{
docker.ContainerID: "ping",
docker.ContainerName: "pong",
docker.ImageID: "baz",
}),
},
}
want.ContainerImage = report.Topology{
Nodes: report.Nodes{
report.MakeContainerNodeID("", "baz"): report.MakeNodeWith(map[string]string{
docker.ImageID: "baz",
docker.ImageName: "bang",
}),
},
}
reporter := docker.NewReporter(mockRegistryInstance, "")
have, _ := reporter.Report()
if !reflect.DeepEqual(want, have) {
t.Errorf("%s", test.Diff(want, have))
}
}
func TestApply(t *testing.T) {
var (
endpointNodeID = "c"
addressNodeID = "d"
endpointNode = report.MakeNodeWith(map[string]string{"5": "6"})
addressNode = report.MakeNodeWith(map[string]string{"7": "8"})
)
p := New(0, 0, nil)
p.AddTagger(NewTopologyTagger())
r := report.MakeReport()
r.Endpoint.AddNode(endpointNodeID, endpointNode)
r.Address.AddNode(addressNodeID, addressNode)
r = p.tag(r)
for _, tuple := range []struct {
want report.Node
from report.Topology
via string
}{
{endpointNode.Merge(report.MakeNode().WithID("c").WithTopology(report.Endpoint)), r.Endpoint, endpointNodeID},
{addressNode.Merge(report.MakeNode().WithID("d").WithTopology(report.Address)), r.Address, addressNodeID},
} {
if want, have := tuple.want, tuple.from.Nodes[tuple.via]; !reflect.DeepEqual(want, have) {
t.Errorf("want %+v, have %+v", want, have)
}
}
}
func TestReporter(t *testing.T) {
walker := &mockWalker{
processes: []process.Process{
{PID: 1, PPID: 0, Name: "init"},
{PID: 2, PPID: 1, Name: "bash"},
{PID: 3, PPID: 1, Name: "apache", Threads: 2},
{PID: 4, PPID: 2, Name: "ping", Cmdline: "ping foo.bar.local"},
{PID: 5, PPID: 1, Cmdline: "tail -f /var/log/syslog"},
},
}
getDeltaTotalJiffies := func() (uint64, float64, error) { return 0, 0., nil }
now := time.Now()
mtime.NowForce(now)
defer mtime.NowReset()
reporter := process.NewReporter(walker, "", getDeltaTotalJiffies)
want := report.MakeReport()
want.Process = report.MakeTopology().AddNode(
report.MakeProcessNodeID("", "1"), report.MakeNodeWith(map[string]string{
process.PID: "1",
process.Name: "init",
process.Threads: "0",
}).WithMetric(process.MemoryUsage, report.MakeMetric().Add(now, 0.)),
).AddNode(
report.MakeProcessNodeID("", "2"), report.MakeNodeWith(map[string]string{
process.PID: "2",
process.Name: "bash",
process.PPID: "1",
process.Threads: "0",
}).WithMetric(process.MemoryUsage, report.MakeMetric().Add(now, 0.)),
).AddNode(
report.MakeProcessNodeID("", "3"), report.MakeNodeWith(map[string]string{
process.PID: "3",
process.Name: "apache",
process.PPID: "1",
process.Threads: "2",
}).WithMetric(process.MemoryUsage, report.MakeMetric().Add(now, 0.)),
).AddNode(
report.MakeProcessNodeID("", "4"), report.MakeNodeWith(map[string]string{
process.PID: "4",
process.Name: "ping",
process.PPID: "2",
process.Cmdline: "ping foo.bar.local",
process.Threads: "0",
}).WithMetric(process.MemoryUsage, report.MakeMetric().Add(now, 0.)),
).AddNode(
report.MakeProcessNodeID("", "5"), report.MakeNodeWith(map[string]string{
process.PID: "5",
process.PPID: "1",
process.Cmdline: "tail -f /var/log/syslog",
process.Threads: "0",
}).WithMetric(process.MemoryUsage, report.MakeMetric().Add(now, 0.)),
)
have, err := reporter.Report()
if err != nil || !reflect.DeepEqual(want, have) {
t.Errorf("%s (%v)", test.Diff(want, have), err)
}
}
func TestReporter(t *testing.T) {
walker := &mockWalker{
processes: []process.Process{
{PID: 1, PPID: 0, Comm: "init"},
{PID: 2, PPID: 1, Comm: "bash"},
{PID: 3, PPID: 1, Comm: "apache", Threads: 2},
{PID: 4, PPID: 2, Comm: "ping", Cmdline: "ping foo.bar.local"},
{PID: 5, PPID: 1, Cmdline: "tail -f /var/log/syslog"},
},
}
reporter := process.NewReporter(walker, "")
want := report.MakeReport()
want.Process = report.MakeTopology().AddNode(
report.MakeProcessNodeID("", "1"), report.MakeNodeWith(map[string]string{
process.PID: "1",
process.Comm: "init",
process.Threads: "0",
}),
).AddNode(
report.MakeProcessNodeID("", "2"), report.MakeNodeWith(map[string]string{
process.PID: "2",
process.Comm: "bash",
process.PPID: "1",
process.Threads: "0",
}),
).AddNode(
report.MakeProcessNodeID("", "3"), report.MakeNodeWith(map[string]string{
process.PID: "3",
process.Comm: "apache",
process.PPID: "1",
process.Threads: "2",
}),
).AddNode(
report.MakeProcessNodeID("", "4"), report.MakeNodeWith(map[string]string{
process.PID: "4",
process.Comm: "ping",
process.PPID: "2",
process.Cmdline: "ping foo.bar.local",
process.Threads: "0",
}),
).AddNode(
report.MakeProcessNodeID("", "5"), report.MakeNodeWith(map[string]string{
process.PID: "5",
process.PPID: "1",
process.Cmdline: "tail -f /var/log/syslog",
process.Threads: "0",
}),
)
have, err := reporter.Report()
if err != nil || !reflect.DeepEqual(want, have) {
t.Errorf("%s (%v)", test.Diff(want, have), err)
}
}
func TestWeaveTaggerOverlayTopology(t *testing.T) {
oldExecCmd := exec.Command
defer func() { exec.Command = oldExecCmd }()
exec.Command = func(name string, args ...string) exec.Cmd {
return testExec.NewMockCmdString(fmt.Sprintf("%s %s %s/24\n", mockContainerID, mockContainerMAC, mockContainerIP))
}
s := httptest.NewServer(http.HandlerFunc(mockWeaveRouter))
defer s.Close()
w := overlay.NewWeave(mockHostID, s.URL)
defer w.Stop()
w.Tick()
{
have, err := w.Report()
if err != nil {
t.Fatal(err)
}
if want, have := report.MakeTopology().AddNode(
report.MakeOverlayNodeID(mockWeavePeerName),
report.MakeNodeWith(map[string]string{
overlay.WeavePeerName: mockWeavePeerName,
overlay.WeavePeerNickName: mockWeavePeerNickName,
}),
), have.Overlay; !reflect.DeepEqual(want, have) {
t.Error(test.Diff(want, have))
}
}
{
nodeID := report.MakeContainerNodeID(mockHostID, mockContainerID)
want := report.Report{
Container: report.MakeTopology().AddNode(nodeID, report.MakeNodeWith(map[string]string{
docker.ContainerID: mockContainerID,
overlay.WeaveDNSHostname: mockHostname,
overlay.WeaveMACAddress: mockContainerMAC,
}).WithSets(report.Sets{
docker.ContainerIPs: report.MakeStringSet(mockContainerIP),
docker.ContainerIPsWithScopes: report.MakeStringSet(mockContainerIPWithScope),
})),
}
have, err := w.Tag(report.Report{
Container: report.MakeTopology().AddNode(nodeID, report.MakeNodeWith(map[string]string{
docker.ContainerID: mockContainerID,
})),
})
if err != nil {
t.Fatal(err)
}
if !reflect.DeepEqual(want, have) {
t.Error(test.Diff(want, have))
}
}
}
func TestReporter(t *testing.T) {
want := report.MakeReport()
want.Container = report.Topology{
Nodes: report.Nodes{
report.MakeContainerNodeID("", "ping"): report.MakeNodeWith(map[string]string{
docker.ContainerID: "ping",
docker.ContainerName: "pong",
docker.ImageID: "baz",
}),
},
Controls: report.Controls{
docker.RestartContainer: report.Control{
ID: docker.RestartContainer,
Human: "Restart",
Icon: "fa-repeat",
},
docker.StartContainer: report.Control{
ID: docker.StartContainer,
Human: "Start",
Icon: "fa-play",
},
docker.StopContainer: report.Control{
ID: docker.StopContainer,
Human: "Stop",
Icon: "fa-stop",
},
docker.PauseContainer: report.Control{
ID: docker.PauseContainer,
Human: "Pause",
Icon: "fa-pause",
},
docker.UnpauseContainer: report.Control{
ID: docker.UnpauseContainer,
Human: "Unpause",
Icon: "fa-play",
},
},
}
want.ContainerImage = report.Topology{
Nodes: report.Nodes{
report.MakeContainerNodeID("", "baz"): report.MakeNodeWith(map[string]string{
docker.ImageID: "baz",
docker.ImageName: "bang",
}),
},
Controls: report.Controls{},
}
reporter := docker.NewReporter(mockRegistryInstance, "")
have, _ := reporter.Report()
if !reflect.DeepEqual(want, have) {
t.Errorf("%s", test.Diff(want, have))
}
}
func TestMapEndpointIdentity(t *testing.T) {
for _, input := range []testcase{
{nrn(report.MakeNode()), false},
{nrn(report.MakeNodeWith(map[string]string{endpoint.Addr: "1.2.3.4"})), false},
{nrn(report.MakeNodeWith(map[string]string{endpoint.Port: "1234"})), false},
{nrn(report.MakeNodeWith(map[string]string{endpoint.Addr: "1.2.3.4", endpoint.Port: "1234"})), true},
{nrn(report.MakeNodeWith(map[string]string{endpoint.Addr: "1.2.3.4", endpoint.Port: "40000"})), true},
{nrn(report.MakeNodeWith(map[string]string{report.HostNodeID: report.MakeHostNodeID("foo"), endpoint.Addr: "10.0.0.1", endpoint.Port: "20001"})), true},
} {
testMap(t, render.MapEndpointIdentity, input)
}
}
func TestTagger(t *testing.T) {
mtime.NowForce(time.Now())
defer mtime.NowReset()
oldProcessTree := docker.NewProcessTreeStub
defer func() { docker.NewProcessTreeStub = oldProcessTree }()
docker.NewProcessTreeStub = func(_ process.Walker) (process.Tree, error) {
return &mockProcessTree{map[int]int{3: 2}}, nil
}
var (
pid1NodeID = report.MakeProcessNodeID("somehost.com", "2")
pid2NodeID = report.MakeProcessNodeID("somehost.com", "3")
)
input := report.MakeReport()
input.Process.AddNode(pid1NodeID, report.MakeNodeWith(map[string]string{process.PID: "2"}))
input.Process.AddNode(pid2NodeID, report.MakeNodeWith(map[string]string{process.PID: "3"}))
have, err := docker.NewTagger(mockRegistryInstance, nil).Tag(input)
if err != nil {
t.Errorf("%v", err)
}
// Processes should be tagged with their container ID, and parents
for _, nodeID := range []string{pid1NodeID, pid2NodeID} {
node, ok := have.Process.Nodes[nodeID]
if !ok {
t.Errorf("Expected process node %s, but not found", nodeID)
}
// node should have the container id added
if have, ok := node.Latest.Lookup(docker.ContainerID); !ok || have != "ping" {
t.Errorf("Expected process node %s to have container id %q, got %q", nodeID, "ping", have)
}
// node should have the container as a parent
if have, ok := node.Parents.Lookup(report.Container); !ok || !have.Contains(report.MakeContainerNodeID("ping")) {
t.Errorf("Expected process node %s to have container %q as a parent, got %q", nodeID, "ping", have)
}
// node should have the container image as a parent
if have, ok := node.Parents.Lookup(report.ContainerImage); !ok || !have.Contains(report.MakeContainerImageNodeID("baz")) {
t.Errorf("Expected process node %s to have container image %q as a parent, got %q", nodeID, "baz", have)
}
}
}
// Report implements Reporter.
func (w *Weave) Report() (report.Report, error) {
w.mtx.RLock()
defer w.mtx.RUnlock()
r := report.MakeReport()
r.Container = r.Container.WithMetadataTemplates(report.MetadataTemplates{
WeaveMACAddress: {ID: WeaveMACAddress, Label: "Weave MAC", From: report.FromLatest, Priority: 17},
WeaveDNSHostname: {ID: WeaveDNSHostname, Label: "Weave DNS Name", From: report.FromLatest, Priority: 18},
})
for _, peer := range w.statusCache.Router.Peers {
r.Overlay.AddNode(report.MakeNodeWith(report.MakeOverlayNodeID(peer.Name), map[string]string{
WeavePeerName: peer.Name,
WeavePeerNickName: peer.NickName,
}))
}
if w.statusCache.IPAM.DefaultSubnet != "" {
r.Overlay.AddNode(
report.MakeNode(report.MakeOverlayNodeID(w.statusCache.Router.Name)).WithSets(
report.MakeSets().Add(host.LocalNetworks, report.MakeStringSet(w.statusCache.IPAM.DefaultSubnet)),
),
)
}
return r, nil
}
// Report implements Reporter.
func (r *Reporter) Report() (report.Report, error) {
var (
rep = report.MakeReport()
localCIDRs []string
)
for _, localNet := range r.localNets {
localCIDRs = append(localCIDRs, localNet.String())
}
uptime, err := GetUptime()
if err != nil {
return rep, err
}
kernel, err := GetKernelVersion()
if err != nil {
return rep, err
}
rep.Host.AddNode(report.MakeHostNodeID(r.hostID), report.MakeNodeWith(map[string]string{
Timestamp: Now(),
HostName: r.hostName,
OS: runtime.GOOS,
Load: GetLoad(),
KernelVersion: kernel,
Uptime: uptime.String(),
}).WithSets(report.Sets{
LocalNetworks: report.MakeStringSet(localCIDRs...),
}))
return rep, nil
}
func (c *mockContainer) GetNode() report.Node {
return report.MakeNodeWith(map[string]string{
docker.ContainerID: c.c.ID,
docker.ContainerName: c.c.Name,
docker.ImageID: c.c.Image,
})
}
func (r *Reporter) podTopology(services []Service) (report.Topology, report.Topology, error) {
pods, containers := report.MakeTopology(), report.MakeTopology()
selectors := map[string]labels.Selector{}
for _, service := range services {
selectors[service.ID()] = service.Selector()
}
err := r.client.WalkPods(func(p Pod) error {
for serviceID, selector := range selectors {
if selector.Matches(p.Labels()) {
p.AddServiceID(serviceID)
}
}
nodeID := report.MakePodNodeID(p.Namespace(), p.Name())
pods = pods.AddNode(nodeID, p.GetNode())
container := report.MakeNodeWith(map[string]string{
PodID: p.ID(),
Namespace: p.Namespace(),
}).WithParents(report.EmptySets.Add(report.Pod, report.MakeStringSet(nodeID)))
for _, containerID := range p.ContainerIDs() {
containers.AddNode(report.MakeContainerNodeID(containerID), container)
}
return nil
})
return pods, containers, err
}
func TestReporter(t *testing.T) {
var (
release = "release"
version = "version"
network = "192.168.0.0/16"
hostID = "hostid"
hostname = "hostname"
timestamp = time.Now()
load = report.Metrics{
host.Load1: report.MakeMetric().Add(timestamp, 1.0),
host.Load5: report.MakeMetric().Add(timestamp, 5.0),
host.Load15: report.MakeMetric().Add(timestamp, 15.0),
host.CPUUsage: report.MakeMetric().Add(timestamp, 30.0).WithMax(100.0),
host.MemUsage: report.MakeMetric().Add(timestamp, 60.0).WithMax(100.0),
}
uptime = "278h55m43s"
kernel = "release version"
_, ipnet, _ = net.ParseCIDR(network)
localNets = report.Networks([]*net.IPNet{ipnet})
)
mtime.NowForce(timestamp)
defer mtime.NowReset()
var (
oldGetKernelVersion = host.GetKernelVersion
oldGetLoad = host.GetLoad
oldGetUptime = host.GetUptime
oldGetCPUUsagePercent = host.GetCPUUsagePercent
oldGetMemoryUsageBytes = host.GetMemoryUsageBytes
)
defer func() {
host.GetKernelVersion = oldGetKernelVersion
host.GetLoad = oldGetLoad
host.GetUptime = oldGetUptime
host.GetCPUUsagePercent = oldGetCPUUsagePercent
host.GetMemoryUsageBytes = oldGetMemoryUsageBytes
}()
host.GetKernelVersion = func() (string, error) { return release + " " + version, nil }
host.GetLoad = func(time.Time) report.Metrics { return load }
host.GetUptime = func() (time.Duration, error) { return time.ParseDuration(uptime) }
host.GetCPUUsagePercent = func() (float64, float64) { return 30.0, 100.0 }
host.GetMemoryUsageBytes = func() (float64, float64) { return 60.0, 100.0 }
want := report.MakeReport()
want.Host.AddNode(report.MakeHostNodeID(hostID), report.MakeNodeWith(map[string]string{
host.Timestamp: timestamp.UTC().Format(time.RFC3339Nano),
host.HostName: hostname,
host.OS: runtime.GOOS,
host.Uptime: uptime,
host.KernelVersion: kernel,
}).WithSets(report.Sets{
host.LocalNetworks: report.MakeStringSet(network),
}).WithMetrics(load))
have, _ := host.NewReporter(hostID, hostname, localNets).Report()
if !reflect.DeepEqual(want, have) {
t.Errorf("%s", test.Diff(want, have))
}
}
func TestMapServiceIdentity(t *testing.T) {
for _, input := range []testcase{
{nrn(report.MakeNode()), false},
{nrn(report.MakeNodeWith(map[string]string{kubernetes.ServiceID: "ping/pong", kubernetes.ServiceName: "pong"})), true},
} {
testMap(t, render.MapServiceIdentity, input)
}
}
// MetaNode gets the node metadata
func (m meta) MetaNode(id string) report.Node {
return report.MakeNodeWith(id, map[string]string{
ID: m.ID(),
Name: m.Name(),
Namespace: m.Namespace(),
Created: m.Created(),
}).AddTable(LabelPrefix, m.Labels())
}
func TestMapContainerImageIdentity(t *testing.T) {
for _, input := range []testcase{
{nrn(report.MakeNode()), false},
{nrn(report.MakeNodeWith(map[string]string{docker.ImageID: "a1b2c3"})), true},
} {
testMap(t, render.MapContainerImageIdentity, input)
}
}
func (s *service) GetNode() report.Node {
return report.MakeNodeWith(map[string]string{
ServiceID: s.ID(),
ServiceName: s.Name(),
ServiceCreated: s.ObjectMeta.CreationTimestamp.Format(time.RFC822),
Namespace: s.Namespace(),
})
}
func TestMapAddressIdentity(t *testing.T) {
for _, input := range []testcase{
{nrn(report.MakeNode()), false},
{nrn(report.MakeNodeWith(map[string]string{endpoint.Addr: "192.168.1.1"})), true},
} {
testMap(t, render.MapAddressIdentity, input)
}
}
func TestMapProcessIdentity(t *testing.T) {
for _, input := range []testcase{
{nrn(report.MakeNode()), false},
{nrn(report.MakeNodeWith(map[string]string{process.PID: "201"})), true},
} {
testMap(t, render.MapProcessIdentity, input)
}
}
func TestTagger(t *testing.T) {
var (
hostID = "foo"
endpointNodeID = report.MakeEndpointNodeID(hostID, "1.2.3.4", "56789") // hostID ignored
nodeMetadata = report.MakeNodeWith(map[string]string{"foo": "bar"})
)
r := report.MakeReport()
r.Process.Nodes[endpointNodeID] = nodeMetadata
want := nodeMetadata.Merge(report.MakeNodeWith(map[string]string{
report.HostNodeID: report.MakeHostNodeID(hostID),
}))
rpt, _ := host.NewTagger(hostID).Tag(r)
have := rpt.Process.Nodes[endpointNodeID].Copy()
if !reflect.DeepEqual(want, have) {
t.Error(test.Diff(want, have))
}
}
func (c *container) GetNode() report.Node {
c.RLock()
defer c.RUnlock()
result := report.MakeNodeWith(map[string]string{
ContainerID: c.ID(),
ContainerName: strings.TrimPrefix(c.container.Name, "/"),
ContainerPorts: c.ports(),
ContainerCreated: c.container.Created.Format(time.RFC822),
ContainerCommand: c.container.Path + " " + strings.Join(c.container.Args, " "),
ImageID: c.container.Image,
ContainerIPs: strings.Join(append(c.container.NetworkSettings.SecondaryIPAddresses,
c.container.NetworkSettings.IPAddress), " "),
})
AddLabels(result, c.container.Config.Labels)
if c.latestStats == nil {
return result
}
result = result.Merge(report.MakeNodeWith(map[string]string{
NetworkRxDropped: strconv.FormatUint(c.latestStats.Network.RxDropped, 10),
NetworkRxBytes: strconv.FormatUint(c.latestStats.Network.RxBytes, 10),
NetworkRxErrors: strconv.FormatUint(c.latestStats.Network.RxErrors, 10),
NetworkTxPackets: strconv.FormatUint(c.latestStats.Network.TxPackets, 10),
NetworkTxDropped: strconv.FormatUint(c.latestStats.Network.TxDropped, 10),
NetworkRxPackets: strconv.FormatUint(c.latestStats.Network.RxPackets, 10),
NetworkTxErrors: strconv.FormatUint(c.latestStats.Network.TxErrors, 10),
NetworkTxBytes: strconv.FormatUint(c.latestStats.Network.TxBytes, 10),
MemoryMaxUsage: strconv.FormatUint(c.latestStats.MemoryStats.MaxUsage, 10),
MemoryUsage: strconv.FormatUint(c.latestStats.MemoryStats.Usage, 10),
MemoryFailcnt: strconv.FormatUint(c.latestStats.MemoryStats.Failcnt, 10),
MemoryLimit: strconv.FormatUint(c.latestStats.MemoryStats.Limit, 10),
// CPUPercpuUsage: strconv.FormatUint(stats.CPUStats.CPUUsage.PercpuUsage, 10),
CPUUsageInUsermode: strconv.FormatUint(c.latestStats.CPUStats.CPUUsage.UsageInUsermode, 10),
CPUTotalUsage: strconv.FormatUint(c.latestStats.CPUStats.CPUUsage.TotalUsage, 10),
CPUUsageInKernelmode: strconv.FormatUint(c.latestStats.CPUStats.CPUUsage.UsageInKernelmode, 10),
CPUSystemCPUUsage: strconv.FormatUint(c.latestStats.CPUStats.SystemCPUUsage, 10),
}))
return result
}
func (t *Tagger) tag(tree process.Tree, topology *report.Topology) {
for nodeID, node := range topology.Nodes {
pidStr, ok := node.Latest.Lookup(process.PID)
if !ok {
continue
}
pid, err := strconv.ParseUint(pidStr, 10, 64)
if err != nil {
continue
}
var (
c Container
candidate = int(pid)
)
t.registry.LockedPIDLookup(func(lookup func(int) Container) {
for {
c = lookup(candidate)
if c != nil {
break
}
candidate, err = tree.GetParent(candidate)
if err != nil {
break
}
}
})
if c == nil || ContainerIsStopped(c) || c.PID() == 1 {
continue
}
node := report.MakeNodeWith(nodeID, map[string]string{
ContainerID: c.ID(),
}).WithParents(report.EmptySets.
Add(report.Container, report.MakeStringSet(report.MakeContainerNodeID(c.ID()))),
)
// If we can work out the image name, add a parent tag for it
image, ok := t.registry.GetContainerImage(c.Image())
if ok && len(image.RepoTags) > 0 {
imageName := ImageNameWithoutVersion(image.RepoTags[0])
node = node.WithParents(report.EmptySets.
Add(report.ContainerImage, report.MakeStringSet(report.MakeContainerImageNodeID(imageName))),
)
}
topology.AddNode(node)
}
}
// Tag implements Tagger.
func (t Tagger) Tag(r report.Report) (report.Report, error) {
other := report.MakeNodeWith(map[string]string{report.HostNodeID: t.hostNodeID})
// Explicity don't tag Endpoints and Addresses - These topologies include pseudo nodes,
// and as such do their own host tagging
for _, topology := range []report.Topology{r.Process, r.Container, r.ContainerImage, r.Host, r.Overlay} {
for id, md := range topology.Nodes {
topology.Nodes[id] = md.Merge(other)
}
}
return r, nil
}
func TestNodeMetadata(t *testing.T) {
inputs := []struct {
name string
node report.Node
want []detailed.MetadataRow
}{
{
name: "container",
node: report.MakeNodeWith(map[string]string{
docker.ContainerID: fixture.ClientContainerID,
docker.LabelPrefix + "label1": "label1value",
}).WithTopology(report.Container).WithSets(report.Sets{
docker.ContainerIPs: report.MakeStringSet("10.10.10.0/24", "10.10.10.1/24"),
}).WithLatest(docker.ContainerState, fixture.Now, docker.StateRunning),
want: []detailed.MetadataRow{
{ID: docker.ContainerID, Label: "ID", Value: fixture.ClientContainerID},
{ID: docker.ContainerState, Label: "State", Value: "running"},
{ID: docker.ContainerIPs, Label: "IPs", Value: "10.10.10.0/24, 10.10.10.1/24"},
{
ID: "label_label1",
Label: "Label \"label1\"",
Value: "label1value",
},
},
},
{
name: "unknown topology",
node: report.MakeNodeWith(map[string]string{
docker.ContainerID: fixture.ClientContainerID,
}).WithTopology("foobar").WithID(fixture.ClientContainerNodeID),
want: nil,
},
}
for _, input := range inputs {
have := detailed.NodeMetadata(input.node)
if !reflect.DeepEqual(input.want, have) {
t.Errorf("%s: %s", input.name, test.Diff(input.want, have))
}
}
}
func TestReporter(t *testing.T) {
var (
release = "release"
version = "version"
network = "192.168.0.0/16"
hostID = "hostid"
now = "now"
hostname = "hostname"
timestamp = time.Now()
load = report.Metrics{
host.Load1: report.MakeMetric().Add(timestamp, 1.0),
host.Load5: report.MakeMetric().Add(timestamp, 5.0),
host.Load15: report.MakeMetric().Add(timestamp, 15.0),
}
uptime = "278h55m43s"
kernel = "release version"
_, ipnet, _ = net.ParseCIDR(network)
localNets = report.Networks([]*net.IPNet{ipnet})
)
var (
oldGetKernelVersion = host.GetKernelVersion
oldGetLoad = host.GetLoad
oldGetUptime = host.GetUptime
oldNow = host.Now
)
defer func() {
host.GetKernelVersion = oldGetKernelVersion
host.GetLoad = oldGetLoad
host.GetUptime = oldGetUptime
host.Now = oldNow
}()
host.GetKernelVersion = func() (string, error) { return release + " " + version, nil }
host.GetLoad = func() report.Metrics { return load }
host.GetUptime = func() (time.Duration, error) { return time.ParseDuration(uptime) }
host.Now = func() string { return now }
want := report.MakeReport()
want.Host.AddNode(report.MakeHostNodeID(hostID), report.MakeNodeWith(map[string]string{
host.Timestamp: now,
host.HostName: hostname,
host.OS: runtime.GOOS,
host.Uptime: uptime,
host.KernelVersion: kernel,
}).WithSets(report.Sets{
host.LocalNetworks: report.MakeStringSet(network),
}).WithMetrics(load))
have, _ := host.NewReporter(hostID, hostname, localNets).Report()
if !reflect.DeepEqual(want, have) {
t.Errorf("%s", test.Diff(want, have))
}
}
func (p *pod) GetNode() report.Node {
n := report.MakeNodeWith(map[string]string{
PodID: p.ID(),
PodName: p.Name(),
Namespace: p.Namespace(),
PodCreated: p.Created(),
PodContainerIDs: strings.Join(p.ContainerIDs(), " "),
})
if len(p.serviceIDs) > 0 {
n.Metadata[ServiceIDs] = strings.Join(p.serviceIDs, " ")
}
return n
}