Esempio n. 1
0
// ContainerMetrics is deprecated in favor of ContainerEnvelopes, since
// returning the ContainerMetric type directly hides important
// information, like the timestamp.
//
// The returned values will be the same as ContainerEnvelopes, just with
// the Envelope stripped out.
func (c *Consumer) ContainerMetrics(appGuid string, authToken string) ([]*events.ContainerMetric, error) {
	envelopes, err := c.ContainerEnvelopes(appGuid, authToken)
	if err != nil {
		return nil, err
	}
	messages := make([]*events.ContainerMetric, 0, len(envelopes))
	for _, env := range envelopes {
		messages = append(messages, env.GetContainerMetric())
	}
	noaa.SortContainerMetrics(messages)
	return messages, nil
}
Esempio n. 2
0
// ContainerMetrics connects to traffic controller via its 'containermetrics'
// http(s) endpoint and returns the most recent messages for an app.  The
// returned metrics will be sorted by InstanceIndex.
func (c *Consumer) ContainerMetrics(appGuid string, authToken string) ([]*events.ContainerMetric, error) {
	messages := make([]*events.ContainerMetric, 0, 200)
	callback := func(envelope *events.Envelope) error {
		if envelope.GetEventType() == events.Envelope_LogMessage {
			return errors.New(fmt.Sprintf("Upstream error: %s", envelope.GetLogMessage().GetMessage()))
		}
		messages = append(messages, envelope.GetContainerMetric())
		return nil
	}
	err := c.readTC(appGuid, authToken, "containermetrics", callback)
	if err != nil {
		return nil, err
	}
	noaa.SortContainerMetrics(messages)
	return messages, err
}
	"github.com/cloudfoundry/noaa/events"
	"github.com/gogo/protobuf/proto"

	. "github.com/onsi/ginkgo"
	. "github.com/onsi/gomega"
)

var _ = Describe("SortContainerMetrics", func() {
	var messages []*events.ContainerMetric

	BeforeEach(func() {
		messages = []*events.ContainerMetric{
			&events.ContainerMetric{
				ApplicationId: proto.String("appId"),
				InstanceIndex: proto.Int32(2),
			},
			&events.ContainerMetric{
				ApplicationId: proto.String("appId"),
				InstanceIndex: proto.Int32(1),
			},
		}
	})

	It("sorts container metrics by instance index", func() {
		sortedMessages := noaa.SortContainerMetrics(messages)

		Expect(sortedMessages[0].GetInstanceIndex()).To(Equal(int32(1)))
		Expect(sortedMessages[1].GetInstanceIndex()).To(Equal(int32(2)))
	})
})