k3s/vendor/github.com/google/cadvisor/metrics/prometheus.go
2020-08-28 17:18:31 -07:00

1906 lines
66 KiB
Go

// Copyright 2014 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package metrics
import (
"fmt"
"regexp"
"strconv"
"time"
"github.com/google/cadvisor/container"
info "github.com/google/cadvisor/info/v1"
v2 "github.com/google/cadvisor/info/v2"
"github.com/prometheus/client_golang/prometheus"
"k8s.io/klog/v2"
"k8s.io/utils/clock"
)
// asFloat64 converts a uint64 into a float64.
func asFloat64(v uint64) float64 { return float64(v) }
// asNanosecondsToSeconds converts nanoseconds into a float64 representing seconds.
func asNanosecondsToSeconds(v uint64) float64 {
return float64(v) / float64(time.Second)
}
// fsValues is a helper method for assembling per-filesystem stats.
func fsValues(fsStats []info.FsStats, valueFn func(*info.FsStats) float64, timestamp time.Time) metricValues {
values := make(metricValues, 0, len(fsStats))
for _, stat := range fsStats {
values = append(values, metricValue{
value: valueFn(&stat),
labels: []string{stat.Device},
timestamp: timestamp,
})
}
return values
}
// ioValues is a helper method for assembling per-disk and per-filesystem stats.
func ioValues(ioStats []info.PerDiskStats, ioType string, ioValueFn func(uint64) float64,
fsStats []info.FsStats, valueFn func(*info.FsStats) float64, timestamp time.Time) metricValues {
values := make(metricValues, 0, len(ioStats)+len(fsStats))
for _, stat := range ioStats {
values = append(values, metricValue{
value: ioValueFn(stat.Stats[ioType]),
labels: []string{stat.Device},
timestamp: timestamp,
})
}
for _, stat := range fsStats {
values = append(values, metricValue{
value: valueFn(&stat),
labels: []string{stat.Device},
timestamp: timestamp,
})
}
return values
}
// containerMetric describes a multi-dimensional metric used for exposing a
// certain type of container statistic.
type containerMetric struct {
name string
help string
valueType prometheus.ValueType
extraLabels []string
condition func(s info.ContainerSpec) bool
getValues func(s *info.ContainerStats) metricValues
}
func (cm *containerMetric) desc(baseLabels []string) *prometheus.Desc {
return prometheus.NewDesc(cm.name, cm.help, append(baseLabels, cm.extraLabels...), nil)
}
// ContainerLabelsFunc defines all base labels and their values attached to
// each metric exported by cAdvisor.
type ContainerLabelsFunc func(*info.ContainerInfo) map[string]string
// PrometheusCollector implements prometheus.Collector.
type PrometheusCollector struct {
infoProvider infoProvider
errors prometheus.Gauge
containerMetrics []containerMetric
containerLabelsFunc ContainerLabelsFunc
includedMetrics container.MetricSet
opts v2.RequestOptions
}
// NewPrometheusCollector returns a new PrometheusCollector. The passed
// ContainerLabelsFunc specifies which base labels will be attached to all
// exported metrics. If left to nil, the DefaultContainerLabels function
// will be used instead.
func NewPrometheusCollector(i infoProvider, f ContainerLabelsFunc, includedMetrics container.MetricSet, now clock.Clock, opts v2.RequestOptions) *PrometheusCollector {
if f == nil {
f = DefaultContainerLabels
}
c := &PrometheusCollector{
infoProvider: i,
containerLabelsFunc: f,
errors: prometheus.NewGauge(prometheus.GaugeOpts{
Namespace: "container",
Name: "scrape_error",
Help: "1 if there was an error while getting container metrics, 0 otherwise",
}),
containerMetrics: []containerMetric{
{
name: "container_last_seen",
help: "Last time a container was seen by the exporter",
valueType: prometheus.GaugeValue,
getValues: func(s *info.ContainerStats) metricValues {
return metricValues{{
value: float64(now.Now().Unix()),
timestamp: now.Now(),
}}
},
},
},
includedMetrics: includedMetrics,
opts: opts,
}
if includedMetrics.Has(container.CpuUsageMetrics) {
c.containerMetrics = append(c.containerMetrics, []containerMetric{
{
name: "container_cpu_user_seconds_total",
help: "Cumulative user cpu time consumed in seconds.",
valueType: prometheus.CounterValue,
getValues: func(s *info.ContainerStats) metricValues {
return metricValues{
{
value: float64(s.Cpu.Usage.User) / float64(time.Second),
timestamp: s.Timestamp,
},
}
},
}, {
name: "container_cpu_system_seconds_total",
help: "Cumulative system cpu time consumed in seconds.",
valueType: prometheus.CounterValue,
getValues: func(s *info.ContainerStats) metricValues {
return metricValues{
{
value: float64(s.Cpu.Usage.System) / float64(time.Second),
timestamp: s.Timestamp,
},
}
},
}, {
name: "container_cpu_usage_seconds_total",
help: "Cumulative cpu time consumed in seconds.",
valueType: prometheus.CounterValue,
extraLabels: []string{"cpu"},
getValues: func(s *info.ContainerStats) metricValues {
if len(s.Cpu.Usage.PerCpu) == 0 {
if s.Cpu.Usage.Total > 0 {
return metricValues{{
value: float64(s.Cpu.Usage.Total) / float64(time.Second),
labels: []string{"total"},
timestamp: s.Timestamp,
}}
}
}
values := make(metricValues, 0, len(s.Cpu.Usage.PerCpu))
for i, value := range s.Cpu.Usage.PerCpu {
if value > 0 {
values = append(values, metricValue{
value: float64(value) / float64(time.Second),
labels: []string{fmt.Sprintf("cpu%02d", i)},
timestamp: s.Timestamp,
})
}
}
return values
},
}, {
name: "container_cpu_cfs_periods_total",
help: "Number of elapsed enforcement period intervals.",
valueType: prometheus.CounterValue,
condition: func(s info.ContainerSpec) bool { return s.Cpu.Quota != 0 },
getValues: func(s *info.ContainerStats) metricValues {
return metricValues{
{
value: float64(s.Cpu.CFS.Periods),
timestamp: s.Timestamp,
}}
},
}, {
name: "container_cpu_cfs_throttled_periods_total",
help: "Number of throttled period intervals.",
valueType: prometheus.CounterValue,
condition: func(s info.ContainerSpec) bool { return s.Cpu.Quota != 0 },
getValues: func(s *info.ContainerStats) metricValues {
return metricValues{
{
value: float64(s.Cpu.CFS.ThrottledPeriods),
timestamp: s.Timestamp,
}}
},
}, {
name: "container_cpu_cfs_throttled_seconds_total",
help: "Total time duration the container has been throttled.",
valueType: prometheus.CounterValue,
condition: func(s info.ContainerSpec) bool { return s.Cpu.Quota != 0 },
getValues: func(s *info.ContainerStats) metricValues {
return metricValues{
{
value: float64(s.Cpu.CFS.ThrottledTime) / float64(time.Second),
timestamp: s.Timestamp,
}}
},
},
}...)
}
if includedMetrics.Has(container.ProcessSchedulerMetrics) {
c.containerMetrics = append(c.containerMetrics, []containerMetric{
{
name: "container_cpu_schedstat_run_seconds_total",
help: "Time duration the processes of the container have run on the CPU.",
valueType: prometheus.CounterValue,
getValues: func(s *info.ContainerStats) metricValues {
return metricValues{{
value: float64(s.Cpu.Schedstat.RunTime) / float64(time.Second),
timestamp: s.Timestamp,
}}
},
}, {
name: "container_cpu_schedstat_runqueue_seconds_total",
help: "Time duration processes of the container have been waiting on a runqueue.",
valueType: prometheus.CounterValue,
getValues: func(s *info.ContainerStats) metricValues {
return metricValues{{
value: float64(s.Cpu.Schedstat.RunqueueTime) / float64(time.Second),
timestamp: s.Timestamp,
}}
},
}, {
name: "container_cpu_schedstat_run_periods_total",
help: "Number of times processes of the cgroup have run on the cpu",
valueType: prometheus.CounterValue,
getValues: func(s *info.ContainerStats) metricValues {
return metricValues{{
value: float64(s.Cpu.Schedstat.RunPeriods),
timestamp: s.Timestamp,
}}
},
},
}...)
}
if includedMetrics.Has(container.CpuLoadMetrics) {
c.containerMetrics = append(c.containerMetrics, []containerMetric{
{
name: "container_cpu_load_average_10s",
help: "Value of container cpu load average over the last 10 seconds.",
valueType: prometheus.GaugeValue,
getValues: func(s *info.ContainerStats) metricValues {
return metricValues{{value: float64(s.Cpu.LoadAverage), timestamp: s.Timestamp}}
},
}, {
name: "container_tasks_state",
help: "Number of tasks in given state",
extraLabels: []string{"state"},
valueType: prometheus.GaugeValue,
getValues: func(s *info.ContainerStats) metricValues {
return metricValues{
{
value: float64(s.TaskStats.NrSleeping),
labels: []string{"sleeping"},
timestamp: s.Timestamp,
},
{
value: float64(s.TaskStats.NrRunning),
labels: []string{"running"},
timestamp: s.Timestamp,
},
{
value: float64(s.TaskStats.NrStopped),
labels: []string{"stopped"},
timestamp: s.Timestamp,
},
{
value: float64(s.TaskStats.NrUninterruptible),
labels: []string{"uninterruptible"},
timestamp: s.Timestamp,
},
{
value: float64(s.TaskStats.NrIoWait),
labels: []string{"iowaiting"},
timestamp: s.Timestamp,
},
}
},
},
}...)
}
if includedMetrics.Has(container.HugetlbUsageMetrics) {
c.containerMetrics = append(c.containerMetrics, []containerMetric{
{
name: "container_hugetlb_failcnt",
help: "Number of hugepage usage hits limits",
valueType: prometheus.CounterValue,
extraLabels: []string{"pagesize"},
getValues: func(s *info.ContainerStats) metricValues {
values := make(metricValues, 0, len(s.Hugetlb))
for k, v := range s.Hugetlb {
values = append(values, metricValue{
value: float64(v.Failcnt),
labels: []string{k},
timestamp: s.Timestamp,
})
}
return values
},
}, {
name: "container_hugetlb_usage_bytes",
help: "Current hugepage usage in bytes",
valueType: prometheus.GaugeValue,
extraLabels: []string{"pagesize"},
getValues: func(s *info.ContainerStats) metricValues {
values := make(metricValues, 0, len(s.Hugetlb))
for k, v := range s.Hugetlb {
values = append(values, metricValue{
value: float64(v.Usage),
labels: []string{k},
timestamp: s.Timestamp,
})
}
return values
},
},
{
name: "container_hugetlb_max_usage_bytes",
help: "Maximum hugepage usage recorded in bytes",
valueType: prometheus.GaugeValue,
extraLabels: []string{"pagesize"},
getValues: func(s *info.ContainerStats) metricValues {
values := make(metricValues, 0, len(s.Hugetlb))
for k, v := range s.Hugetlb {
values = append(values, metricValue{
value: float64(v.MaxUsage),
labels: []string{k},
timestamp: s.Timestamp,
})
}
return values
},
},
}...)
}
if includedMetrics.Has(container.MemoryUsageMetrics) {
c.containerMetrics = append(c.containerMetrics, []containerMetric{
{
name: "container_memory_cache",
help: "Number of bytes of page cache memory.",
valueType: prometheus.GaugeValue,
getValues: func(s *info.ContainerStats) metricValues {
return metricValues{{value: float64(s.Memory.Cache), timestamp: s.Timestamp}}
},
}, {
name: "container_memory_rss",
help: "Size of RSS in bytes.",
valueType: prometheus.GaugeValue,
getValues: func(s *info.ContainerStats) metricValues {
return metricValues{{value: float64(s.Memory.RSS), timestamp: s.Timestamp}}
},
}, {
name: "container_memory_mapped_file",
help: "Size of memory mapped files in bytes.",
valueType: prometheus.GaugeValue,
getValues: func(s *info.ContainerStats) metricValues {
return metricValues{{value: float64(s.Memory.MappedFile), timestamp: s.Timestamp}}
},
}, {
name: "container_memory_swap",
help: "Container swap usage in bytes.",
valueType: prometheus.GaugeValue,
getValues: func(s *info.ContainerStats) metricValues {
return metricValues{{value: float64(s.Memory.Swap), timestamp: s.Timestamp}}
},
}, {
name: "container_memory_failcnt",
help: "Number of memory usage hits limits",
valueType: prometheus.CounterValue,
getValues: func(s *info.ContainerStats) metricValues {
return metricValues{{
value: float64(s.Memory.Failcnt),
timestamp: s.Timestamp,
}}
},
}, {
name: "container_memory_usage_bytes",
help: "Current memory usage in bytes, including all memory regardless of when it was accessed",
valueType: prometheus.GaugeValue,
getValues: func(s *info.ContainerStats) metricValues {
return metricValues{{value: float64(s.Memory.Usage), timestamp: s.Timestamp}}
},
},
{
name: "container_memory_max_usage_bytes",
help: "Maximum memory usage recorded in bytes",
valueType: prometheus.GaugeValue,
getValues: func(s *info.ContainerStats) metricValues {
return metricValues{{value: float64(s.Memory.MaxUsage), timestamp: s.Timestamp}}
},
}, {
name: "container_memory_working_set_bytes",
help: "Current working set in bytes.",
valueType: prometheus.GaugeValue,
getValues: func(s *info.ContainerStats) metricValues {
return metricValues{{value: float64(s.Memory.WorkingSet), timestamp: s.Timestamp}}
},
}, {
name: "container_memory_failures_total",
help: "Cumulative count of memory allocation failures.",
valueType: prometheus.CounterValue,
extraLabels: []string{"failure_type", "scope"},
getValues: func(s *info.ContainerStats) metricValues {
return metricValues{
{
value: float64(s.Memory.ContainerData.Pgfault),
labels: []string{"pgfault", "container"},
timestamp: s.Timestamp,
},
{
value: float64(s.Memory.ContainerData.Pgmajfault),
labels: []string{"pgmajfault", "container"},
timestamp: s.Timestamp,
},
{
value: float64(s.Memory.HierarchicalData.Pgfault),
labels: []string{"pgfault", "hierarchy"},
timestamp: s.Timestamp,
},
{
value: float64(s.Memory.HierarchicalData.Pgmajfault),
labels: []string{"pgmajfault", "hierarchy"},
timestamp: s.Timestamp,
},
}
},
},
}...)
}
if includedMetrics.Has(container.AcceleratorUsageMetrics) {
c.containerMetrics = append(c.containerMetrics, []containerMetric{
{
name: "container_accelerator_memory_total_bytes",
help: "Total accelerator memory.",
valueType: prometheus.GaugeValue,
extraLabels: []string{"make", "model", "acc_id"},
getValues: func(s *info.ContainerStats) metricValues {
values := make(metricValues, 0, len(s.Accelerators))
for _, value := range s.Accelerators {
values = append(values, metricValue{
value: float64(value.MemoryTotal),
labels: []string{value.Make, value.Model, value.ID},
timestamp: s.Timestamp,
})
}
return values
},
}, {
name: "container_accelerator_memory_used_bytes",
help: "Total accelerator memory allocated.",
valueType: prometheus.GaugeValue,
extraLabels: []string{"make", "model", "acc_id"},
getValues: func(s *info.ContainerStats) metricValues {
values := make(metricValues, 0, len(s.Accelerators))
for _, value := range s.Accelerators {
values = append(values, metricValue{
value: float64(value.MemoryUsed),
labels: []string{value.Make, value.Model, value.ID},
timestamp: s.Timestamp,
})
}
return values
},
}, {
name: "container_accelerator_duty_cycle",
help: "Percent of time over the past sample period during which the accelerator was actively processing.",
valueType: prometheus.GaugeValue,
extraLabels: []string{"make", "model", "acc_id"},
getValues: func(s *info.ContainerStats) metricValues {
values := make(metricValues, 0, len(s.Accelerators))
for _, value := range s.Accelerators {
values = append(values, metricValue{
value: float64(value.DutyCycle),
labels: []string{value.Make, value.Model, value.ID},
timestamp: s.Timestamp,
})
}
return values
},
},
}...)
}
if includedMetrics.Has(container.DiskUsageMetrics) {
c.containerMetrics = append(c.containerMetrics, []containerMetric{
{
name: "container_fs_inodes_free",
help: "Number of available Inodes",
valueType: prometheus.GaugeValue,
extraLabels: []string{"device"},
getValues: func(s *info.ContainerStats) metricValues {
return fsValues(s.Filesystem, func(fs *info.FsStats) float64 {
return float64(fs.InodesFree)
}, s.Timestamp)
},
}, {
name: "container_fs_inodes_total",
help: "Number of Inodes",
valueType: prometheus.GaugeValue,
extraLabels: []string{"device"},
getValues: func(s *info.ContainerStats) metricValues {
return fsValues(s.Filesystem, func(fs *info.FsStats) float64 {
return float64(fs.Inodes)
}, s.Timestamp)
},
}, {
name: "container_fs_limit_bytes",
help: "Number of bytes that can be consumed by the container on this filesystem.",
valueType: prometheus.GaugeValue,
extraLabels: []string{"device"},
getValues: func(s *info.ContainerStats) metricValues {
return fsValues(s.Filesystem, func(fs *info.FsStats) float64 {
return float64(fs.Limit)
}, s.Timestamp)
},
}, {
name: "container_fs_usage_bytes",
help: "Number of bytes that are consumed by the container on this filesystem.",
valueType: prometheus.GaugeValue,
extraLabels: []string{"device"},
getValues: func(s *info.ContainerStats) metricValues {
return fsValues(s.Filesystem, func(fs *info.FsStats) float64 {
return float64(fs.Usage)
}, s.Timestamp)
},
},
}...)
}
if includedMetrics.Has(container.DiskIOMetrics) {
c.containerMetrics = append(c.containerMetrics, []containerMetric{
{
name: "container_fs_reads_bytes_total",
help: "Cumulative count of bytes read",
valueType: prometheus.CounterValue,
extraLabels: []string{"device"},
getValues: func(s *info.ContainerStats) metricValues {
return ioValues(
s.DiskIo.IoServiceBytes, "Read", asFloat64,
nil, nil,
s.Timestamp,
)
},
}, {
name: "container_fs_reads_total",
help: "Cumulative count of reads completed",
valueType: prometheus.CounterValue,
extraLabels: []string{"device"},
getValues: func(s *info.ContainerStats) metricValues {
return ioValues(
s.DiskIo.IoServiced, "Read", asFloat64,
s.Filesystem, func(fs *info.FsStats) float64 {
return float64(fs.ReadsCompleted)
},
s.Timestamp,
)
},
}, {
name: "container_fs_sector_reads_total",
help: "Cumulative count of sector reads completed",
valueType: prometheus.CounterValue,
extraLabels: []string{"device"},
getValues: func(s *info.ContainerStats) metricValues {
return ioValues(
s.DiskIo.Sectors, "Read", asFloat64,
s.Filesystem, func(fs *info.FsStats) float64 {
return float64(fs.SectorsRead)
},
s.Timestamp,
)
},
}, {
name: "container_fs_reads_merged_total",
help: "Cumulative count of reads merged",
valueType: prometheus.CounterValue,
extraLabels: []string{"device"},
getValues: func(s *info.ContainerStats) metricValues {
return ioValues(
s.DiskIo.IoMerged, "Read", asFloat64,
s.Filesystem, func(fs *info.FsStats) float64 {
return float64(fs.ReadsMerged)
},
s.Timestamp,
)
},
}, {
name: "container_fs_read_seconds_total",
help: "Cumulative count of seconds spent reading",
valueType: prometheus.CounterValue,
extraLabels: []string{"device"},
getValues: func(s *info.ContainerStats) metricValues {
return ioValues(
s.DiskIo.IoServiceTime, "Read", asNanosecondsToSeconds,
s.Filesystem, func(fs *info.FsStats) float64 {
return float64(fs.ReadTime) / float64(time.Second)
},
s.Timestamp,
)
},
}, {
name: "container_fs_writes_bytes_total",
help: "Cumulative count of bytes written",
valueType: prometheus.CounterValue,
extraLabels: []string{"device"},
getValues: func(s *info.ContainerStats) metricValues {
return ioValues(
s.DiskIo.IoServiceBytes, "Write", asFloat64,
nil, nil,
s.Timestamp,
)
},
}, {
name: "container_fs_writes_total",
help: "Cumulative count of writes completed",
valueType: prometheus.CounterValue,
extraLabels: []string{"device"},
getValues: func(s *info.ContainerStats) metricValues {
return ioValues(
s.DiskIo.IoServiced, "Write", asFloat64,
s.Filesystem, func(fs *info.FsStats) float64 {
return float64(fs.WritesCompleted)
},
s.Timestamp,
)
},
}, {
name: "container_fs_sector_writes_total",
help: "Cumulative count of sector writes completed",
valueType: prometheus.CounterValue,
extraLabels: []string{"device"},
getValues: func(s *info.ContainerStats) metricValues {
return ioValues(
s.DiskIo.Sectors, "Write", asFloat64,
s.Filesystem, func(fs *info.FsStats) float64 {
return float64(fs.SectorsWritten)
},
s.Timestamp,
)
},
}, {
name: "container_fs_writes_merged_total",
help: "Cumulative count of writes merged",
valueType: prometheus.CounterValue,
extraLabels: []string{"device"},
getValues: func(s *info.ContainerStats) metricValues {
return ioValues(
s.DiskIo.IoMerged, "Write", asFloat64,
s.Filesystem, func(fs *info.FsStats) float64 {
return float64(fs.WritesMerged)
},
s.Timestamp,
)
},
}, {
name: "container_fs_write_seconds_total",
help: "Cumulative count of seconds spent writing",
valueType: prometheus.CounterValue,
extraLabels: []string{"device"},
getValues: func(s *info.ContainerStats) metricValues {
return ioValues(
s.DiskIo.IoServiceTime, "Write", asNanosecondsToSeconds,
s.Filesystem, func(fs *info.FsStats) float64 {
return float64(fs.WriteTime) / float64(time.Second)
},
s.Timestamp,
)
},
}, {
name: "container_fs_io_current",
help: "Number of I/Os currently in progress",
valueType: prometheus.GaugeValue,
extraLabels: []string{"device"},
getValues: func(s *info.ContainerStats) metricValues {
return ioValues(
s.DiskIo.IoQueued, "Total", asFloat64,
s.Filesystem, func(fs *info.FsStats) float64 {
return float64(fs.IoInProgress)
},
s.Timestamp,
)
},
}, {
name: "container_fs_io_time_seconds_total",
help: "Cumulative count of seconds spent doing I/Os",
valueType: prometheus.CounterValue,
extraLabels: []string{"device"},
getValues: func(s *info.ContainerStats) metricValues {
return ioValues(
s.DiskIo.IoServiceTime, "Total", asNanosecondsToSeconds,
s.Filesystem, func(fs *info.FsStats) float64 {
return float64(float64(fs.IoTime) / float64(time.Second))
},
s.Timestamp,
)
},
}, {
name: "container_fs_io_time_weighted_seconds_total",
help: "Cumulative weighted I/O time in seconds",
valueType: prometheus.CounterValue,
extraLabels: []string{"device"},
getValues: func(s *info.ContainerStats) metricValues {
return fsValues(s.Filesystem, func(fs *info.FsStats) float64 {
return float64(fs.WeightedIoTime) / float64(time.Second)
}, s.Timestamp)
},
},
}...)
}
if includedMetrics.Has(container.NetworkUsageMetrics) {
c.containerMetrics = append(c.containerMetrics, []containerMetric{
{
name: "container_network_receive_bytes_total",
help: "Cumulative count of bytes received",
valueType: prometheus.CounterValue,
extraLabels: []string{"interface"},
getValues: func(s *info.ContainerStats) metricValues {
values := make(metricValues, 0, len(s.Network.Interfaces))
for _, value := range s.Network.Interfaces {
values = append(values, metricValue{
value: float64(value.RxBytes),
labels: []string{value.Name},
timestamp: s.Timestamp,
})
}
return values
},
}, {
name: "container_network_receive_packets_total",
help: "Cumulative count of packets received",
valueType: prometheus.CounterValue,
extraLabels: []string{"interface"},
getValues: func(s *info.ContainerStats) metricValues {
values := make(metricValues, 0, len(s.Network.Interfaces))
for _, value := range s.Network.Interfaces {
values = append(values, metricValue{
value: float64(value.RxPackets),
labels: []string{value.Name},
timestamp: s.Timestamp,
})
}
return values
},
}, {
name: "container_network_receive_packets_dropped_total",
help: "Cumulative count of packets dropped while receiving",
valueType: prometheus.CounterValue,
extraLabels: []string{"interface"},
getValues: func(s *info.ContainerStats) metricValues {
values := make(metricValues, 0, len(s.Network.Interfaces))
for _, value := range s.Network.Interfaces {
values = append(values, metricValue{
value: float64(value.RxDropped),
labels: []string{value.Name},
timestamp: s.Timestamp,
})
}
return values
},
}, {
name: "container_network_receive_errors_total",
help: "Cumulative count of errors encountered while receiving",
valueType: prometheus.CounterValue,
extraLabels: []string{"interface"},
getValues: func(s *info.ContainerStats) metricValues {
values := make(metricValues, 0, len(s.Network.Interfaces))
for _, value := range s.Network.Interfaces {
values = append(values, metricValue{
value: float64(value.RxErrors),
labels: []string{value.Name},
timestamp: s.Timestamp,
})
}
return values
},
}, {
name: "container_network_transmit_bytes_total",
help: "Cumulative count of bytes transmitted",
valueType: prometheus.CounterValue,
extraLabels: []string{"interface"},
getValues: func(s *info.ContainerStats) metricValues {
values := make(metricValues, 0, len(s.Network.Interfaces))
for _, value := range s.Network.Interfaces {
values = append(values, metricValue{
value: float64(value.TxBytes),
labels: []string{value.Name},
timestamp: s.Timestamp,
})
}
return values
},
}, {
name: "container_network_transmit_packets_total",
help: "Cumulative count of packets transmitted",
valueType: prometheus.CounterValue,
extraLabels: []string{"interface"},
getValues: func(s *info.ContainerStats) metricValues {
values := make(metricValues, 0, len(s.Network.Interfaces))
for _, value := range s.Network.Interfaces {
values = append(values, metricValue{
value: float64(value.TxPackets),
labels: []string{value.Name},
timestamp: s.Timestamp,
})
}
return values
},
}, {
name: "container_network_transmit_packets_dropped_total",
help: "Cumulative count of packets dropped while transmitting",
valueType: prometheus.CounterValue,
extraLabels: []string{"interface"},
getValues: func(s *info.ContainerStats) metricValues {
values := make(metricValues, 0, len(s.Network.Interfaces))
for _, value := range s.Network.Interfaces {
values = append(values, metricValue{
value: float64(value.TxDropped),
labels: []string{value.Name},
timestamp: s.Timestamp,
})
}
return values
},
}, {
name: "container_network_transmit_errors_total",
help: "Cumulative count of errors encountered while transmitting",
valueType: prometheus.CounterValue,
extraLabels: []string{"interface"},
getValues: func(s *info.ContainerStats) metricValues {
values := make(metricValues, 0, len(s.Network.Interfaces))
for _, value := range s.Network.Interfaces {
values = append(values, metricValue{
value: float64(value.TxErrors),
labels: []string{value.Name},
timestamp: s.Timestamp,
})
}
return values
},
},
}...)
}
if includedMetrics.Has(container.NetworkTcpUsageMetrics) {
c.containerMetrics = append(c.containerMetrics, []containerMetric{
{
name: "container_network_tcp_usage_total",
help: "tcp connection usage statistic for container",
valueType: prometheus.GaugeValue,
extraLabels: []string{"tcp_state"},
getValues: func(s *info.ContainerStats) metricValues {
return metricValues{
{
value: float64(s.Network.Tcp.Established),
labels: []string{"established"},
timestamp: s.Timestamp,
},
{
value: float64(s.Network.Tcp.SynSent),
labels: []string{"synsent"},
timestamp: s.Timestamp,
},
{
value: float64(s.Network.Tcp.SynRecv),
labels: []string{"synrecv"},
timestamp: s.Timestamp,
},
{
value: float64(s.Network.Tcp.FinWait1),
labels: []string{"finwait1"},
timestamp: s.Timestamp,
},
{
value: float64(s.Network.Tcp.FinWait2),
labels: []string{"finwait2"},
timestamp: s.Timestamp,
},
{
value: float64(s.Network.Tcp.TimeWait),
labels: []string{"timewait"},
timestamp: s.Timestamp,
},
{
value: float64(s.Network.Tcp.Close),
labels: []string{"close"},
timestamp: s.Timestamp,
},
{
value: float64(s.Network.Tcp.CloseWait),
labels: []string{"closewait"},
timestamp: s.Timestamp,
},
{
value: float64(s.Network.Tcp.LastAck),
labels: []string{"lastack"},
timestamp: s.Timestamp,
},
{
value: float64(s.Network.Tcp.Listen),
labels: []string{"listen"},
timestamp: s.Timestamp,
},
{
value: float64(s.Network.Tcp.Closing),
labels: []string{"closing"},
timestamp: s.Timestamp,
},
}
},
},
}...)
c.containerMetrics = append(c.containerMetrics, []containerMetric{
{
name: "container_network_tcp6_usage_total",
help: "tcp6 connection usage statistic for container",
valueType: prometheus.GaugeValue,
extraLabels: []string{"tcp_state"},
getValues: func(s *info.ContainerStats) metricValues {
return metricValues{
{
value: float64(s.Network.Tcp6.Established),
labels: []string{"established"},
timestamp: s.Timestamp,
},
{
value: float64(s.Network.Tcp6.SynSent),
labels: []string{"synsent"},
timestamp: s.Timestamp,
},
{
value: float64(s.Network.Tcp6.SynRecv),
labels: []string{"synrecv"},
timestamp: s.Timestamp,
},
{
value: float64(s.Network.Tcp6.FinWait1),
labels: []string{"finwait1"},
timestamp: s.Timestamp,
},
{
value: float64(s.Network.Tcp6.FinWait2),
labels: []string{"finwait2"},
timestamp: s.Timestamp,
},
{
value: float64(s.Network.Tcp6.TimeWait),
labels: []string{"timewait"},
timestamp: s.Timestamp,
},
{
value: float64(s.Network.Tcp6.Close),
labels: []string{"close"},
timestamp: s.Timestamp,
},
{
value: float64(s.Network.Tcp6.CloseWait),
labels: []string{"closewait"},
timestamp: s.Timestamp,
},
{
value: float64(s.Network.Tcp6.LastAck),
labels: []string{"lastack"},
timestamp: s.Timestamp,
},
{
value: float64(s.Network.Tcp6.Listen),
labels: []string{"listen"},
timestamp: s.Timestamp,
},
{
value: float64(s.Network.Tcp6.Closing),
labels: []string{"closing"},
timestamp: s.Timestamp,
},
}
},
},
}...)
}
if includedMetrics.Has(container.NetworkAdvancedTcpUsageMetrics) {
c.containerMetrics = append(c.containerMetrics, []containerMetric{
{
name: "container_network_advance_tcp_stats_total",
help: "advance tcp connections statistic for container",
valueType: prometheus.GaugeValue,
extraLabels: []string{"tcp_state"},
getValues: func(s *info.ContainerStats) metricValues {
return metricValues{
{
value: float64(s.Network.TcpAdvanced.RtoAlgorithm),
labels: []string{"rtoalgorithm"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.RtoMin),
labels: []string{"rtomin"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.RtoMax),
labels: []string{"rtomax"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.MaxConn),
labels: []string{"maxconn"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.ActiveOpens),
labels: []string{"activeopens"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.PassiveOpens),
labels: []string{"passiveopens"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.AttemptFails),
labels: []string{"attemptfails"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.EstabResets),
labels: []string{"estabresets"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.CurrEstab),
labels: []string{"currestab"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.InSegs),
labels: []string{"insegs"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.OutSegs),
labels: []string{"outsegs"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.RetransSegs),
labels: []string{"retranssegs"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.InErrs),
labels: []string{"inerrs"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.OutRsts),
labels: []string{"outrsts"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.InCsumErrors),
labels: []string{"incsumerrors"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.EmbryonicRsts),
labels: []string{"embryonicrsts"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.SyncookiesSent),
labels: []string{"syncookiessent"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.SyncookiesRecv),
labels: []string{"syncookiesrecv"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.SyncookiesFailed),
labels: []string{"syncookiesfailed"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.PruneCalled),
labels: []string{"prunecalled"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.RcvPruned),
labels: []string{"rcvpruned"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.OfoPruned),
labels: []string{"ofopruned"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.OutOfWindowIcmps),
labels: []string{"outofwindowicmps"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.LockDroppedIcmps),
labels: []string{"lockdroppedicmps"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TW),
labels: []string{"tw"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TWRecycled),
labels: []string{"twrecycled"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TWKilled),
labels: []string{"twkilled"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPTimeWaitOverflow),
labels: []string{"tcptimewaitoverflow"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPTimeouts),
labels: []string{"tcptimeouts"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPSpuriousRTOs),
labels: []string{"tcpspuriousrtos"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPLossProbes),
labels: []string{"tcplossprobes"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPLossProbeRecovery),
labels: []string{"tcplossproberecovery"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPRenoRecoveryFail),
labels: []string{"tcprenorecoveryfail"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPSackRecoveryFail),
labels: []string{"tcpsackrecoveryfail"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPRenoFailures),
labels: []string{"tcprenofailures"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPSackFailures),
labels: []string{"tcpsackfailures"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPLossFailures),
labels: []string{"tcplossfailures"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.DelayedACKs),
labels: []string{"delayedacks"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.DelayedACKLocked),
labels: []string{"delayedacklocked"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.DelayedACKLost),
labels: []string{"delayedacklost"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.ListenOverflows),
labels: []string{"listenoverflows"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.ListenDrops),
labels: []string{"listendrops"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPHPHits),
labels: []string{"tcphphits"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPPureAcks),
labels: []string{"tcppureacks"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPHPAcks),
labels: []string{"tcphpacks"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPRenoRecovery),
labels: []string{"tcprenorecovery"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPSackRecovery),
labels: []string{"tcpsackrecovery"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPSACKReneging),
labels: []string{"tcpsackreneging"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPFACKReorder),
labels: []string{"tcpfackreorder"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPSACKReorder),
labels: []string{"tcpsackreorder"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPRenoReorder),
labels: []string{"tcprenoreorder"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPTSReorder),
labels: []string{"tcptsreorder"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPFullUndo),
labels: []string{"tcpfullundo"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPPartialUndo),
labels: []string{"tcppartialundo"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPDSACKUndo),
labels: []string{"tcpdsackundo"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPLossUndo),
labels: []string{"tcplossundo"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPFastRetrans),
labels: []string{"tcpfastretrans"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPSlowStartRetrans),
labels: []string{"tcpslowstartretrans"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPLostRetransmit),
labels: []string{"tcplostretransmit"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPRetransFail),
labels: []string{"tcpretransfail"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPRcvCollapsed),
labels: []string{"tcprcvcollapsed"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPDSACKOldSent),
labels: []string{"tcpdsackoldsent"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPDSACKOfoSent),
labels: []string{"tcpdsackofosent"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPDSACKRecv),
labels: []string{"tcpdsackrecv"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPDSACKOfoRecv),
labels: []string{"tcpdsackoforecv"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPAbortOnData),
labels: []string{"tcpabortondata"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPAbortOnClose),
labels: []string{"tcpabortonclose"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPAbortOnMemory),
labels: []string{"tcpabortonmemory"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPAbortOnTimeout),
labels: []string{"tcpabortontimeout"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPAbortOnLinger),
labels: []string{"tcpabortonlinger"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPAbortFailed),
labels: []string{"tcpabortfailed"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPMemoryPressures),
labels: []string{"tcpmemorypressures"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPMemoryPressuresChrono),
labels: []string{"tcpmemorypressureschrono"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPSACKDiscard),
labels: []string{"tcpsackdiscard"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPDSACKIgnoredOld),
labels: []string{"tcpdsackignoredold"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPDSACKIgnoredNoUndo),
labels: []string{"tcpdsackignorednoundo"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPMD5NotFound),
labels: []string{"tcpmd5notfound"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPMD5Unexpected),
labels: []string{"tcpmd5unexpected"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPMD5Failure),
labels: []string{"tcpmd5failure"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPSackShifted),
labels: []string{"tcpsackshifted"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPSackMerged),
labels: []string{"tcpsackmerged"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPSackShiftFallback),
labels: []string{"tcpsackshiftfallback"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPBacklogDrop),
labels: []string{"tcpbacklogdrop"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.PFMemallocDrop),
labels: []string{"pfmemallocdrop"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPMinTTLDrop),
labels: []string{"tcpminttldrop"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPDeferAcceptDrop),
labels: []string{"tcpdeferacceptdrop"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.IPReversePathFilter),
labels: []string{"ipreversepathfilter"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPReqQFullDoCookies),
labels: []string{"tcpreqqfulldocookies"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPReqQFullDrop),
labels: []string{"tcpreqqfulldrop"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPFastOpenActive),
labels: []string{"tcpfastopenactive"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPFastOpenActiveFail),
labels: []string{"tcpfastopenactivefail"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPFastOpenPassive),
labels: []string{"tcpfastopenpassive"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPFastOpenPassiveFail),
labels: []string{"tcpfastopenpassivefail"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPFastOpenListenOverflow),
labels: []string{"tcpfastopenlistenoverflow"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPFastOpenCookieReqd),
labels: []string{"tcpfastopencookiereqd"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPSynRetrans),
labels: []string{"tcpsynretrans"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.TCPOrigDataSent),
labels: []string{"tcporigdatasent"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.PAWSActive),
labels: []string{"pawsactive"},
timestamp: s.Timestamp,
}, {
value: float64(s.Network.TcpAdvanced.PAWSEstab),
labels: []string{"pawsestab"},
timestamp: s.Timestamp,
},
}
},
},
}...)
}
if includedMetrics.Has(container.NetworkUdpUsageMetrics) {
c.containerMetrics = append(c.containerMetrics, []containerMetric{
{
name: "container_network_udp6_usage_total",
help: "udp6 connection usage statistic for container",
valueType: prometheus.GaugeValue,
extraLabels: []string{"udp_state"},
getValues: func(s *info.ContainerStats) metricValues {
return metricValues{
{
value: float64(s.Network.Udp6.Listen),
labels: []string{"listen"},
timestamp: s.Timestamp,
},
{
value: float64(s.Network.Udp6.Dropped),
labels: []string{"dropped"},
timestamp: s.Timestamp,
},
{
value: float64(s.Network.Udp6.RxQueued),
labels: []string{"rxqueued"},
timestamp: s.Timestamp,
},
{
value: float64(s.Network.Udp6.TxQueued),
labels: []string{"txqueued"},
timestamp: s.Timestamp,
},
}
},
},
}...)
c.containerMetrics = append(c.containerMetrics, []containerMetric{
{
name: "container_network_udp_usage_total",
help: "udp connection usage statistic for container",
valueType: prometheus.GaugeValue,
extraLabels: []string{"udp_state"},
getValues: func(s *info.ContainerStats) metricValues {
return metricValues{
{
value: float64(s.Network.Udp.Listen),
labels: []string{"listen"},
timestamp: s.Timestamp,
},
{
value: float64(s.Network.Udp.Dropped),
labels: []string{"dropped"},
timestamp: s.Timestamp,
},
{
value: float64(s.Network.Udp.RxQueued),
labels: []string{"rxqueued"},
timestamp: s.Timestamp,
},
{
value: float64(s.Network.Udp.TxQueued),
labels: []string{"txqueued"},
timestamp: s.Timestamp,
},
}
},
},
}...)
}
if includedMetrics.Has(container.ProcessMetrics) {
c.containerMetrics = append(c.containerMetrics, []containerMetric{
{
name: "container_processes",
help: "Number of processes running inside the container.",
valueType: prometheus.GaugeValue,
getValues: func(s *info.ContainerStats) metricValues {
return metricValues{{value: float64(s.Processes.ProcessCount), timestamp: s.Timestamp}}
},
},
{
name: "container_file_descriptors",
help: "Number of open file descriptors for the container.",
valueType: prometheus.GaugeValue,
getValues: func(s *info.ContainerStats) metricValues {
return metricValues{{value: float64(s.Processes.FdCount), timestamp: s.Timestamp}}
},
},
{
name: "container_sockets",
help: "Number of open sockets for the container.",
valueType: prometheus.GaugeValue,
getValues: func(s *info.ContainerStats) metricValues {
return metricValues{{value: float64(s.Processes.SocketCount), timestamp: s.Timestamp}}
},
},
{
name: "container_threads_max",
help: "Maximum number of threads allowed inside the container, infinity if value is zero",
valueType: prometheus.GaugeValue,
getValues: func(s *info.ContainerStats) metricValues {
return metricValues{
{
value: float64(s.Processes.ThreadsMax),
timestamp: s.Timestamp,
},
}
},
},
{
name: "container_threads",
help: "Number of threads running inside the container",
valueType: prometheus.GaugeValue,
getValues: func(s *info.ContainerStats) metricValues {
return metricValues{
{
value: float64(s.Processes.ThreadsCurrent),
timestamp: s.Timestamp,
},
}
},
},
{
name: "container_ulimits_soft",
help: "Soft ulimit values for the container root process. Unlimited if -1, except priority and nice",
valueType: prometheus.GaugeValue,
extraLabels: []string{"ulimit"},
getValues: func(s *info.ContainerStats) metricValues {
values := make(metricValues, 0, len(s.Processes.Ulimits))
for _, ulimit := range s.Processes.Ulimits {
values = append(values, metricValue{
value: float64(ulimit.SoftLimit),
labels: []string{ulimit.Name},
timestamp: s.Timestamp,
})
}
return values
},
},
}...)
}
if includedMetrics.Has(container.PerfMetrics) {
c.containerMetrics = append(c.containerMetrics, []containerMetric{
{
name: "container_perf_events_total",
help: "Perf event metric.",
valueType: prometheus.CounterValue,
extraLabels: []string{"cpu", "event"},
getValues: func(s *info.ContainerStats) metricValues {
values := make(metricValues, 0, len(s.PerfStats))
for _, metric := range s.PerfStats {
values = append(values, metricValue{
value: float64(metric.Value),
labels: []string{strconv.Itoa(metric.Cpu), metric.Name},
timestamp: s.Timestamp,
})
}
return values
},
},
{
name: "container_perf_events_scaling_ratio",
help: "Perf event metric scaling ratio.",
valueType: prometheus.GaugeValue,
extraLabels: []string{"cpu", "event"},
getValues: func(s *info.ContainerStats) metricValues {
values := make(metricValues, 0, len(s.PerfStats))
for _, metric := range s.PerfStats {
values = append(values, metricValue{
value: metric.ScalingRatio,
labels: []string{strconv.Itoa(metric.Cpu), metric.Name},
timestamp: s.Timestamp,
})
}
return values
},
},
{
name: "container_perf_uncore_events_total",
help: "Perf uncore event metric.",
valueType: prometheus.CounterValue,
extraLabels: []string{"socket", "event", "pmu"},
getValues: func(s *info.ContainerStats) metricValues {
values := make(metricValues, 0, len(s.PerfUncoreStats))
for _, metric := range s.PerfUncoreStats {
values = append(values, metricValue{
value: float64(metric.Value),
labels: []string{strconv.Itoa(metric.Socket), metric.Name, metric.PMU},
timestamp: s.Timestamp,
})
}
return values
},
},
{
name: "container_perf_uncore_events_scaling_ratio",
help: "Perf uncore event metric scaling ratio.",
valueType: prometheus.GaugeValue,
extraLabels: []string{"socket", "event", "pmu"},
getValues: func(s *info.ContainerStats) metricValues {
values := make(metricValues, 0, len(s.PerfUncoreStats))
for _, metric := range s.PerfUncoreStats {
values = append(values, metricValue{
value: metric.ScalingRatio,
labels: []string{strconv.Itoa(metric.Socket), metric.Name, metric.PMU},
timestamp: s.Timestamp,
})
}
return values
},
},
}...)
}
if includedMetrics.Has(container.ReferencedMemoryMetrics) {
c.containerMetrics = append(c.containerMetrics, []containerMetric{
{
name: "container_referenced_bytes",
help: "Container referenced bytes during last measurements cycle",
valueType: prometheus.GaugeValue,
getValues: func(s *info.ContainerStats) metricValues {
return metricValues{{value: float64(s.ReferencedMemory), timestamp: s.Timestamp}}
},
},
}...)
}
if includedMetrics.Has(container.ResctrlMetrics) {
c.containerMetrics = append(c.containerMetrics, []containerMetric{
{
name: "container_memory_bandwidth_bytes",
help: "Total memory bandwidth usage statistics for container counted with RDT Memory Bandwidth Monitoring (MBM).",
valueType: prometheus.GaugeValue,
extraLabels: []string{prometheusNodeLabelName},
getValues: func(s *info.ContainerStats) metricValues {
numberOfNUMANodes := len(s.Resctrl.MemoryBandwidth)
metrics := make(metricValues, numberOfNUMANodes)
for numaNode, stats := range s.Resctrl.MemoryBandwidth {
metrics[numaNode] = metricValue{
value: float64(stats.TotalBytes),
timestamp: s.Timestamp,
labels: []string{strconv.Itoa(numaNode)},
}
}
return metrics
},
},
{
name: "container_memory_bandwidth_local_bytes",
help: "Local memory bandwidth usage statistics for container counted with RDT Memory Bandwidth Monitoring (MBM).",
valueType: prometheus.GaugeValue,
extraLabels: []string{prometheusNodeLabelName},
getValues: func(s *info.ContainerStats) metricValues {
numberOfNUMANodes := len(s.Resctrl.MemoryBandwidth)
metrics := make(metricValues, numberOfNUMANodes)
for numaNode, stats := range s.Resctrl.MemoryBandwidth {
metrics[numaNode] = metricValue{
value: float64(stats.LocalBytes),
timestamp: s.Timestamp,
labels: []string{strconv.Itoa(numaNode)},
}
}
return metrics
},
},
{
name: "container_llc_occupancy_bytes",
help: "Last level cache usage statistics for container counted with RDT Memory Bandwidth Monitoring (MBM).",
valueType: prometheus.GaugeValue,
extraLabels: []string{prometheusNodeLabelName},
getValues: func(s *info.ContainerStats) metricValues {
numberOfNUMANodes := len(s.Resctrl.Cache)
metrics := make(metricValues, numberOfNUMANodes)
for numaNode, stats := range s.Resctrl.Cache {
metrics[numaNode] = metricValue{
value: float64(stats.LLCOccupancy),
timestamp: s.Timestamp,
labels: []string{strconv.Itoa(numaNode)},
}
}
return metrics
},
},
}...)
}
return c
}
var (
versionInfoDesc = prometheus.NewDesc("cadvisor_version_info", "A metric with a constant '1' value labeled by kernel version, OS version, docker version, cadvisor version & cadvisor revision.", []string{"kernelVersion", "osVersion", "dockerVersion", "cadvisorVersion", "cadvisorRevision"}, nil)
startTimeDesc = prometheus.NewDesc("container_start_time_seconds", "Start time of the container since unix epoch in seconds.", nil, nil)
cpuPeriodDesc = prometheus.NewDesc("container_spec_cpu_period", "CPU period of the container.", nil, nil)
cpuQuotaDesc = prometheus.NewDesc("container_spec_cpu_quota", "CPU quota of the container.", nil, nil)
cpuSharesDesc = prometheus.NewDesc("container_spec_cpu_shares", "CPU share of the container.", nil, nil)
)
// Describe describes all the metrics ever exported by cadvisor. It
// implements prometheus.PrometheusCollector.
func (c *PrometheusCollector) Describe(ch chan<- *prometheus.Desc) {
c.errors.Describe(ch)
for _, cm := range c.containerMetrics {
ch <- cm.desc([]string{})
}
ch <- startTimeDesc
ch <- cpuPeriodDesc
ch <- cpuQuotaDesc
ch <- cpuSharesDesc
ch <- versionInfoDesc
}
// Collect fetches the stats from all containers and delivers them as
// Prometheus metrics. It implements prometheus.PrometheusCollector.
func (c *PrometheusCollector) Collect(ch chan<- prometheus.Metric) {
c.errors.Set(0)
c.collectVersionInfo(ch)
c.collectContainersInfo(ch)
c.errors.Collect(ch)
}
const (
// ContainerLabelPrefix is the prefix added to all container labels.
ContainerLabelPrefix = "container_label_"
// ContainerEnvPrefix is the prefix added to all env variable labels.
ContainerEnvPrefix = "container_env_"
// LabelID is the name of the id label.
LabelID = "id"
// LabelName is the name of the name label.
LabelName = "name"
// LabelImage is the name of the image label.
LabelImage = "image"
)
// DefaultContainerLabels implements ContainerLabelsFunc. It exports the
// container name, first alias, image name as well as all its env and label
// values.
func DefaultContainerLabels(container *info.ContainerInfo) map[string]string {
set := map[string]string{LabelID: container.Name}
if len(container.Aliases) > 0 {
set[LabelName] = container.Aliases[0]
}
if image := container.Spec.Image; len(image) > 0 {
set[LabelImage] = image
}
for k, v := range container.Spec.Labels {
set[ContainerLabelPrefix+k] = v
}
for k, v := range container.Spec.Envs {
set[ContainerEnvPrefix+k] = v
}
return set
}
// BaseContainerLabels returns a ContainerLabelsFunc that exports the container
// name, first alias, image name as well as white listed label values.
func BaseContainerLabels(whiteList []string) func(container *info.ContainerInfo) map[string]string {
whiteListMap := make(map[string]struct{}, len(whiteList))
for _, k := range whiteList {
whiteListMap[k] = struct{}{}
}
return func(container *info.ContainerInfo) map[string]string {
set := map[string]string{LabelID: container.Name}
if len(container.Aliases) > 0 {
set[LabelName] = container.Aliases[0]
}
if image := container.Spec.Image; len(image) > 0 {
set[LabelImage] = image
}
for k, v := range container.Spec.Labels {
if _, ok := whiteListMap[k]; ok {
set[ContainerLabelPrefix+k] = v
}
}
return set
}
}
func (c *PrometheusCollector) collectContainersInfo(ch chan<- prometheus.Metric) {
containers, err := c.infoProvider.GetRequestedContainersInfo("/", c.opts)
if err != nil {
c.errors.Set(1)
klog.Warningf("Couldn't get containers: %s", err)
return
}
rawLabels := map[string]struct{}{}
for _, container := range containers {
for l := range c.containerLabelsFunc(container) {
rawLabels[l] = struct{}{}
}
}
for _, cont := range containers {
values := make([]string, 0, len(rawLabels))
labels := make([]string, 0, len(rawLabels))
containerLabels := c.containerLabelsFunc(cont)
for l := range rawLabels {
duplicate := false
sl := sanitizeLabelName(l)
for _, x := range labels {
if sl == x {
duplicate = true
break
}
}
if !duplicate {
labels = append(labels, sl)
values = append(values, containerLabels[l])
}
}
// Container spec
desc := prometheus.NewDesc("container_start_time_seconds", "Start time of the container since unix epoch in seconds.", labels, nil)
ch <- prometheus.MustNewConstMetric(desc, prometheus.GaugeValue, float64(cont.Spec.CreationTime.Unix()), values...)
if cont.Spec.HasCpu {
desc = prometheus.NewDesc("container_spec_cpu_period", "CPU period of the container.", labels, nil)
ch <- prometheus.MustNewConstMetric(desc, prometheus.GaugeValue, float64(cont.Spec.Cpu.Period), values...)
if cont.Spec.Cpu.Quota != 0 {
desc = prometheus.NewDesc("container_spec_cpu_quota", "CPU quota of the container.", labels, nil)
ch <- prometheus.MustNewConstMetric(desc, prometheus.GaugeValue, float64(cont.Spec.Cpu.Quota), values...)
}
desc := prometheus.NewDesc("container_spec_cpu_shares", "CPU share of the container.", labels, nil)
ch <- prometheus.MustNewConstMetric(desc, prometheus.GaugeValue, float64(cont.Spec.Cpu.Limit), values...)
}
if cont.Spec.HasMemory {
desc := prometheus.NewDesc("container_spec_memory_limit_bytes", "Memory limit for the container.", labels, nil)
ch <- prometheus.MustNewConstMetric(desc, prometheus.GaugeValue, specMemoryValue(cont.Spec.Memory.Limit), values...)
desc = prometheus.NewDesc("container_spec_memory_swap_limit_bytes", "Memory swap limit for the container.", labels, nil)
ch <- prometheus.MustNewConstMetric(desc, prometheus.GaugeValue, specMemoryValue(cont.Spec.Memory.SwapLimit), values...)
desc = prometheus.NewDesc("container_spec_memory_reservation_limit_bytes", "Memory reservation limit for the container.", labels, nil)
ch <- prometheus.MustNewConstMetric(desc, prometheus.GaugeValue, specMemoryValue(cont.Spec.Memory.Reservation), values...)
}
// Now for the actual metrics
if len(cont.Stats) == 0 {
continue
}
stats := cont.Stats[0]
for _, cm := range c.containerMetrics {
if cm.condition != nil && !cm.condition(cont.Spec) {
continue
}
desc := cm.desc(labels)
for _, metricValue := range cm.getValues(stats) {
ch <- prometheus.NewMetricWithTimestamp(
metricValue.timestamp,
prometheus.MustNewConstMetric(desc, cm.valueType, float64(metricValue.value), append(values, metricValue.labels...)...),
)
}
}
if c.includedMetrics.Has(container.AppMetrics) {
for metricLabel, v := range stats.CustomMetrics {
for _, metric := range v {
clabels := make([]string, len(rawLabels), len(rawLabels)+len(metric.Labels))
cvalues := make([]string, len(rawLabels), len(rawLabels)+len(metric.Labels))
copy(clabels, labels)
copy(cvalues, values)
for label, value := range metric.Labels {
clabels = append(clabels, sanitizeLabelName("app_"+label))
cvalues = append(cvalues, value)
}
desc := prometheus.NewDesc(metricLabel, "Custom application metric.", clabels, nil)
ch <- prometheus.MustNewConstMetric(desc, prometheus.GaugeValue, float64(metric.FloatValue), cvalues...)
}
}
}
}
}
func (c *PrometheusCollector) collectVersionInfo(ch chan<- prometheus.Metric) {
versionInfo, err := c.infoProvider.GetVersionInfo()
if err != nil {
c.errors.Set(1)
klog.Warningf("Couldn't get version info: %s", err)
return
}
ch <- prometheus.MustNewConstMetric(versionInfoDesc, prometheus.GaugeValue, 1, []string{versionInfo.KernelVersion, versionInfo.ContainerOsVersion, versionInfo.DockerVersion, versionInfo.CadvisorVersion, versionInfo.CadvisorRevision}...)
}
// Size after which we consider memory to be "unlimited". This is not
// MaxInt64 due to rounding by the kernel.
const maxMemorySize = uint64(1 << 62)
func specMemoryValue(v uint64) float64 {
if v > maxMemorySize {
return 0
}
return float64(v)
}
var invalidNameCharRE = regexp.MustCompile(`[^a-zA-Z0-9_]`)
// sanitizeLabelName replaces anything that doesn't match
// client_label.LabelNameRE with an underscore.
func sanitizeLabelName(name string) string {
return invalidNameCharRE.ReplaceAllString(name, "_")
}