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send container network traffic metrics via logging client #83

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Merged
merged 6 commits into from
Aug 23, 2023
Merged

send container network traffic metrics via logging client #83

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a0bdb4f
send network traffic to logs
geigerj0 Jul 14, 2023
7a9e427
woooops
geigerj0 Jul 14, 2023
965f123
only send network usage when networkstats are not nil
geigerj0 Aug 9, 2023
fb3dc9b
woops
geigerj0 Aug 9, 2023
31cd770
omit nil network bytes in response
geigerj0 Aug 9, 2023
0acd9c4
Merge pull request #1 from JVecsei1/only-send-when-networkstats-not-nil
geigerj0 Aug 10, 2023
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2 changes: 2 additions & 0 deletions containermetrics/cached_container_metric.go
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Original file line number Diff line number Diff line change
Expand Up @@ -7,4 +7,6 @@ type CachedContainerMetrics struct {
DiskQuotaBytes uint64 `json:"disk_quota_bytes"`
MemoryUsageBytes uint64 `json:"memory_usage_bytes"`
MemoryQuotaBytes uint64 `json:"memory_quota_bytes"`
RxBytes *uint64 `json:"rx_bytes,omitempty"`
TxBytes *uint64 `json:"tx_bytes,omitempty"`
}
82 changes: 81 additions & 1 deletion containermetrics/reporters_runner_test.go
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4 changes: 4 additions & 0 deletions containermetrics/stats_reporter.go
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Expand Up @@ -113,6 +113,8 @@ func (reporter *StatsReporter) calculateAndSendMetrics(
AbsoluteCPUEntitlement: containerMetrics.AbsoluteCPUEntitlementInNanoseconds,
ContainerAge: containerMetrics.ContainerAgeInNanoseconds,
Tags: metricsConfig.Tags,
RxBytes: containerMetrics.RxInBytes,
TxBytes: containerMetrics.TxInBytes,
})

if err != nil {
Expand All @@ -131,6 +133,8 @@ func (reporter *StatsReporter) calculateAndSendMetrics(
DiskQuotaBytes: containerMetrics.DiskLimitInBytes,
MemoryUsageBytes: containerMetrics.MemoryUsageInBytes,
MemoryQuotaBytes: containerMetrics.MemoryLimitInBytes,
RxBytes: containerMetrics.RxInBytes,
TxBytes: containerMetrics.TxInBytes,
}, &currentInfo
}

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9 changes: 9 additions & 0 deletions depot/containerstore/containerstore.go
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Expand Up @@ -359,6 +359,13 @@ func (cs *containerStore) Metrics(logger lager.Logger) (map[string]executor.Cont

rootFSSize := cs.rootFSSizer.RootFSSizeFromPath(nodeInfo.RootFSPath)
diskUsage := gardenMetric.DiskStat.TotalBytesUsed - rootFSSize

var rxInBytes, txInBytes *uint64
if gardenMetric.NetworkStat != nil {
rxInBytes = &gardenMetric.NetworkStat.RxBytes
txInBytes = &gardenMetric.NetworkStat.TxBytes
}

containerMetrics[guid] = executor.ContainerMetrics{
MemoryUsageInBytes: gardenMetric.MemoryStat.TotalUsageTowardLimit,
DiskUsageInBytes: diskUsage,
Expand All @@ -367,6 +374,8 @@ func (cs *containerStore) Metrics(logger lager.Logger) (map[string]executor.Cont
TimeSpentInCPU: time.Duration(gardenMetric.CPUStat.Usage),
ContainerAgeInNanoseconds: uint64(gardenMetric.Age),
AbsoluteCPUEntitlementInNanoseconds: gardenMetric.CPUEntitlement,
RxInBytes: rxInBytes,
TxInBytes: txInBytes,
}
}

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10 changes: 10 additions & 0 deletions depot/containerstore/containerstore_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -3036,6 +3036,10 @@ var _ = Describe("Container Store", func() {
_, err = containerStore.Create(logger, "some-trace-id", containerGuid4)
Expect(err).ToNot(HaveOccurred())

networkStat1 := garden.ContainerNetworkStat{
RxBytes: uint64(42),
TxBytes: uint64(43),
}
bulkMetrics := map[string]garden.ContainerMetricsEntry{
containerGuid1: garden.ContainerMetricsEntry{
Metrics: garden.Metrics{
Expand All @@ -3050,6 +3054,7 @@ var _ = Describe("Container Store", func() {
},
Age: 1000000000,
CPUEntitlement: 100,
NetworkStat: &networkStat1,
},
},
containerGuid2: garden.ContainerMetricsEntry{
Expand All @@ -3065,6 +3070,7 @@ var _ = Describe("Container Store", func() {
},
Age: 2000000000,
CPUEntitlement: 200,
NetworkStat: nil,
},
},
containerGuid4: garden.ContainerMetricsEntry{
Expand Down Expand Up @@ -3110,6 +3116,8 @@ var _ = Describe("Container Store", func() {
Expect(container1Metrics.TimeSpentInCPU).To(Equal(5 * time.Second))
Expect(container1Metrics.ContainerAgeInNanoseconds).To(Equal(uint64(1000000000)))
Expect(container1Metrics.AbsoluteCPUEntitlementInNanoseconds).To(Equal(uint64(100)))
Expect(*container1Metrics.RxInBytes).To(Equal(uint64(42)))
Expect(*container1Metrics.TxInBytes).To(Equal(uint64(43)))

container2Metrics, ok := metrics[containerGuid2]
Expect(ok).To(BeTrue())
Expand All @@ -3120,6 +3128,8 @@ var _ = Describe("Container Store", func() {
Expect(container2Metrics.TimeSpentInCPU).To(Equal(1 * time.Millisecond))
Expect(container2Metrics.ContainerAgeInNanoseconds).To(Equal(uint64(2000000000)))
Expect(container2Metrics.AbsoluteCPUEntitlementInNanoseconds).To(Equal(uint64(200)))
Expect(container2Metrics.RxInBytes).To(BeNil())
Expect(container2Metrics.TxInBytes).To(BeNil())
})

Context("when fetching bulk metrics fails", func() {
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2 changes: 2 additions & 0 deletions resources.go
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Expand Up @@ -234,6 +234,8 @@ type ContainerMetrics struct {
TimeSpentInCPU time.Duration `json:"time_spent_in_cpu"`
AbsoluteCPUEntitlementInNanoseconds uint64 `json:"absolute_cpu_entitlement_in_ns"`
ContainerAgeInNanoseconds uint64 `json:"container_age_in_ns"`
RxInBytes *uint64 `json:"rx_in_bytes"`
TxInBytes *uint64 `json:"tx_in_bytes"`
}

type MetricsConfig struct {
Expand Down