Switch to github.com/golang/dep for vendoring
Signed-off-by: Mrunal Patel <mrunalp@gmail.com>
This commit is contained in:
Mrunal Patel
parent
d6ab91be27
commit
8e5b17cf13
15431 changed files with 3971413 additions and 8881 deletions
32
vendor/k8s.io/kubernetes/pkg/kubelet/metrics/BUILD
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vendor/k8s.io/kubernetes/pkg/kubelet/metrics/BUILD
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package(default_visibility = ["//visibility:public"])
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licenses(["notice"])
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load(
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"@io_bazel_rules_go//go:def.bzl",
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"go_library",
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)
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go_library(
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name = "go_default_library",
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srcs = ["metrics.go"],
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tags = ["automanaged"],
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deps = [
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"//pkg/kubelet/container:go_default_library",
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"//vendor:github.com/golang/glog",
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"//vendor:github.com/prometheus/client_golang/prometheus",
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],
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)
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filegroup(
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name = "package-srcs",
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srcs = glob(["**"]),
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tags = ["automanaged"],
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visibility = ["//visibility:private"],
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)
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filegroup(
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name = "all-srcs",
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srcs = [":package-srcs"],
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tags = ["automanaged"],
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)
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253
vendor/k8s.io/kubernetes/pkg/kubelet/metrics/metrics.go
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vendor/k8s.io/kubernetes/pkg/kubelet/metrics/metrics.go
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/*
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Copyright 2015 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package metrics
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import (
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"sync"
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"time"
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"github.com/golang/glog"
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"github.com/prometheus/client_golang/prometheus"
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kubecontainer "k8s.io/kubernetes/pkg/kubelet/container"
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)
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const (
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KubeletSubsystem = "kubelet"
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PodWorkerLatencyKey = "pod_worker_latency_microseconds"
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SyncPodsLatencyKey = "sync_pods_latency_microseconds"
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PodStartLatencyKey = "pod_start_latency_microseconds"
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PodStatusLatencyKey = "generate_pod_status_latency_microseconds"
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ContainerManagerOperationsKey = "container_manager_latency_microseconds"
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DockerOperationsLatencyKey = "docker_operations_latency_microseconds"
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DockerOperationsKey = "docker_operations"
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DockerOperationsErrorsKey = "docker_operations_errors"
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DockerOperationsTimeoutKey = "docker_operations_timeout"
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PodWorkerStartLatencyKey = "pod_worker_start_latency_microseconds"
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PLEGRelistLatencyKey = "pleg_relist_latency_microseconds"
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PLEGRelistIntervalKey = "pleg_relist_interval_microseconds"
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// Metrics keys of remote runtime operations
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RuntimeOperationsKey = "runtime_operations"
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RuntimeOperationsLatencyKey = "runtime_operations_latency_microseconds"
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RuntimeOperationsErrorsKey = "runtime_operations_errors"
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)
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var (
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ContainersPerPodCount = prometheus.NewSummary(
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prometheus.SummaryOpts{
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Subsystem: KubeletSubsystem,
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Name: "containers_per_pod_count",
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Help: "The number of containers per pod.",
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},
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)
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PodWorkerLatency = prometheus.NewSummaryVec(
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prometheus.SummaryOpts{
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Subsystem: KubeletSubsystem,
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Name: PodWorkerLatencyKey,
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Help: "Latency in microseconds to sync a single pod. Broken down by operation type: create, update, or sync",
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},
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[]string{"operation_type"},
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)
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SyncPodsLatency = prometheus.NewSummary(
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prometheus.SummaryOpts{
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Subsystem: KubeletSubsystem,
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Name: SyncPodsLatencyKey,
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Help: "Latency in microseconds to sync all pods.",
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},
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)
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PodStartLatency = prometheus.NewSummary(
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prometheus.SummaryOpts{
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Subsystem: KubeletSubsystem,
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Name: PodStartLatencyKey,
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Help: "Latency in microseconds for a single pod to go from pending to running. Broken down by podname.",
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},
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)
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PodStatusLatency = prometheus.NewSummary(
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prometheus.SummaryOpts{
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Subsystem: KubeletSubsystem,
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Name: PodStatusLatencyKey,
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Help: "Latency in microseconds to generate status for a single pod.",
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},
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)
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ContainerManagerLatency = prometheus.NewSummaryVec(
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prometheus.SummaryOpts{
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Subsystem: KubeletSubsystem,
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Name: ContainerManagerOperationsKey,
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Help: "Latency in microseconds for container manager operations. Broken down by method.",
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},
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[]string{"operation_type"},
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)
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PodWorkerStartLatency = prometheus.NewSummary(
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prometheus.SummaryOpts{
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Subsystem: KubeletSubsystem,
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Name: PodWorkerStartLatencyKey,
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Help: "Latency in microseconds from seeing a pod to starting a worker.",
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},
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)
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// TODO(random-liu): Move the following docker metrics into shim once dockertools is deprecated.
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DockerOperationsLatency = prometheus.NewSummaryVec(
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prometheus.SummaryOpts{
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Subsystem: KubeletSubsystem,
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Name: DockerOperationsLatencyKey,
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Help: "Latency in microseconds of Docker operations. Broken down by operation type.",
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},
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[]string{"operation_type"},
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)
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DockerOperations = prometheus.NewCounterVec(
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prometheus.CounterOpts{
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Subsystem: KubeletSubsystem,
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Name: DockerOperationsKey,
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Help: "Cumulative number of Docker operations by operation type.",
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},
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[]string{"operation_type"},
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)
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DockerOperationsErrors = prometheus.NewCounterVec(
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prometheus.CounterOpts{
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Subsystem: KubeletSubsystem,
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Name: DockerOperationsErrorsKey,
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Help: "Cumulative number of Docker operation errors by operation type.",
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},
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[]string{"operation_type"},
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)
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DockerOperationsTimeout = prometheus.NewCounterVec(
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prometheus.CounterOpts{
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Subsystem: KubeletSubsystem,
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Name: DockerOperationsTimeoutKey,
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Help: "Cumulative number of Docker operation timeout by operation type.",
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},
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[]string{"operation_type"},
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)
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PLEGRelistLatency = prometheus.NewSummary(
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prometheus.SummaryOpts{
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Subsystem: KubeletSubsystem,
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Name: PLEGRelistLatencyKey,
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Help: "Latency in microseconds for relisting pods in PLEG.",
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},
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)
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PLEGRelistInterval = prometheus.NewSummary(
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prometheus.SummaryOpts{
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Subsystem: KubeletSubsystem,
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Name: PLEGRelistIntervalKey,
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Help: "Interval in microseconds between relisting in PLEG.",
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},
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)
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// Metrics of remote runtime operations.
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RuntimeOperations = prometheus.NewCounterVec(
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prometheus.CounterOpts{
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Subsystem: KubeletSubsystem,
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Name: RuntimeOperationsKey,
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Help: "Cumulative number of runtime operations by operation type.",
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},
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[]string{"operation_type"},
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)
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RuntimeOperationsLatency = prometheus.NewSummaryVec(
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prometheus.SummaryOpts{
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Subsystem: KubeletSubsystem,
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Name: RuntimeOperationsLatencyKey,
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Help: "Latency in microseconds of runtime operations. Broken down by operation type.",
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},
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[]string{"operation_type"},
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)
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RuntimeOperationsErrors = prometheus.NewCounterVec(
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prometheus.CounterOpts{
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Subsystem: KubeletSubsystem,
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Name: RuntimeOperationsErrorsKey,
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Help: "Cumulative number of runtime operation errors by operation type.",
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},
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[]string{"operation_type"},
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)
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)
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var registerMetrics sync.Once
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// Register all metrics.
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func Register(containerCache kubecontainer.RuntimeCache) {
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// Register the metrics.
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registerMetrics.Do(func() {
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prometheus.MustRegister(PodWorkerLatency)
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prometheus.MustRegister(PodStartLatency)
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prometheus.MustRegister(PodStatusLatency)
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prometheus.MustRegister(DockerOperationsLatency)
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prometheus.MustRegister(ContainerManagerLatency)
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prometheus.MustRegister(SyncPodsLatency)
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prometheus.MustRegister(PodWorkerStartLatency)
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prometheus.MustRegister(ContainersPerPodCount)
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prometheus.MustRegister(DockerOperations)
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prometheus.MustRegister(DockerOperationsErrors)
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prometheus.MustRegister(DockerOperationsTimeout)
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prometheus.MustRegister(newPodAndContainerCollector(containerCache))
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prometheus.MustRegister(PLEGRelistLatency)
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prometheus.MustRegister(PLEGRelistInterval)
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prometheus.MustRegister(RuntimeOperations)
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prometheus.MustRegister(RuntimeOperationsLatency)
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prometheus.MustRegister(RuntimeOperationsErrors)
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})
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}
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// Gets the time since the specified start in microseconds.
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func SinceInMicroseconds(start time.Time) float64 {
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return float64(time.Since(start).Nanoseconds() / time.Microsecond.Nanoseconds())
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}
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func newPodAndContainerCollector(containerCache kubecontainer.RuntimeCache) *podAndContainerCollector {
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return &podAndContainerCollector{
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containerCache: containerCache,
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}
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}
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// Custom collector for current pod and container counts.
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type podAndContainerCollector struct {
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// Cache for accessing information about running containers.
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containerCache kubecontainer.RuntimeCache
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}
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// TODO(vmarmol): Split by source?
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var (
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runningPodCountDesc = prometheus.NewDesc(
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prometheus.BuildFQName("", KubeletSubsystem, "running_pod_count"),
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"Number of pods currently running",
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nil, nil)
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runningContainerCountDesc = prometheus.NewDesc(
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prometheus.BuildFQName("", KubeletSubsystem, "running_container_count"),
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"Number of containers currently running",
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nil, nil)
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)
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func (pc *podAndContainerCollector) Describe(ch chan<- *prometheus.Desc) {
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ch <- runningPodCountDesc
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ch <- runningContainerCountDesc
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}
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func (pc *podAndContainerCollector) Collect(ch chan<- prometheus.Metric) {
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runningPods, err := pc.containerCache.GetPods()
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if err != nil {
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glog.Warningf("Failed to get running container information while collecting metrics: %v", err)
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return
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}
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runningContainers := 0
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for _, p := range runningPods {
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runningContainers += len(p.Containers)
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}
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ch <- prometheus.MustNewConstMetric(
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runningPodCountDesc,
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prometheus.GaugeValue,
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float64(len(runningPods)))
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ch <- prometheus.MustNewConstMetric(
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runningContainerCountDesc,
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prometheus.GaugeValue,
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float64(runningContainers))
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}
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