feat: kubesphere 4.0 (#6115)

* feat: kubesphere 4.0 Signed-off-by: ci-bot <ci-bot@kubesphere.io> * feat: kubesphere 4.0 Signed-off-by: ci-bot <ci-bot@kubesphere.io> --------- Signed-off-by: ci-bot <ci-bot@kubesphere.io> Co-authored-by: ks-ci-bot <ks-ci-bot@example.com> Co-authored-by: joyceliu <joyceliu@yunify.com>
2024-09-06 11:05:52 +08:00
parent b5015ec7b9
commit 447a51f08b
8557 changed files with 546695 additions and 1146174 deletions
--- a/pkg/apiserver/metrics/metrics.go
+++ b/pkg/apiserver/metrics/metrics.go
@@ -0,0 +1,89 @@
+/*
+ * Please refer to the LICENSE file in the root directory of the project.
+ * https://github.com/kubesphere/kubesphere/blob/master/LICENSE
+ */
+
+package metrics
+
+import (
+	"sync"
+
+	"github.com/emicklei/go-restful/v3"
+	"github.com/prometheus/client_golang/prometheus"
+	"github.com/prometheus/client_golang/prometheus/collectors"
+	"github.com/prometheus/client_golang/prometheus/promhttp"
+	apimachineryversion "k8s.io/apimachinery/pkg/version"
+	componentbasemetrics "k8s.io/component-base/metrics"
+
+	ksVersion "kubesphere.io/kubesphere/pkg/version"
+)
+
+var (
+	registerOnce sync.Once
+
+	Registry = componentbasemetrics.NewKubeRegistry()
+
+	RequestCounter = componentbasemetrics.NewCounterVec(
+		&componentbasemetrics.CounterOpts{
+			Name:           "ks_server_request_total",
+			Help:           "Counter of ks_server requests broken out for each verb, group, version, resource and HTTP response code.",
+			StabilityLevel: componentbasemetrics.ALPHA,
+		},
+		[]string{"verb", "group", "version", "resource", "code"},
+	)
+
+	RequestLatencies = componentbasemetrics.NewHistogramVec(
+		&componentbasemetrics.HistogramOpts{
+			Name: "ks_server_request_duration_seconds",
+			Help: "Response latency distribution in seconds for each verb, group, version, resource",
+			// This metric is used for verifying api call latencies SLO,
+			// as well as tracking regressions in this aspects.
+			// Thus we customize buckets significantly, to empower both usecases.
+			Buckets: []float64{0.05, 0.1, 0.15, 0.2, 0.25, 0.3, 0.35, 0.4, 0.45, 0.5, 0.6, 0.7, 0.8, 0.9, 1.0,
+				1.25, 1.5, 1.75, 2.0, 2.5, 3.0, 3.5, 4.0, 4.5, 5, 6, 7, 8, 9, 10, 15, 20, 25, 30, 40, 50, 60},
+			StabilityLevel: componentbasemetrics.ALPHA,
+		},
+		[]string{"verb", "group", "version", "resource"},
+	)
+
+	metricsList = []componentbasemetrics.Registerable{
+		RequestCounter,
+		RequestLatencies,
+	}
+)
+
+func init() {
+	componentbasemetrics.BuildVersion = versionGet
+}
+
+func versionGet() apimachineryversion.Info {
+	info := ksVersion.Get()
+	return apimachineryversion.Info{
+		Major:        info.GitMajor,
+		Minor:        info.GitMinor,
+		GitVersion:   info.GitVersion,
+		GitCommit:    info.GitCommit,
+		GitTreeState: info.GitTreeState,
+		BuildDate:    info.BuildDate,
+		GoVersion:    info.GoVersion,
+		Compiler:     info.Compiler,
+		Platform:     info.Platform,
+	}
+}
+
+func registerMetrics() {
+	Registry.Registerer().MustRegister(collectors.NewGoCollector())
+	Registry.Registerer().MustRegister(collectors.NewProcessCollector(collectors.ProcessCollectorOpts{}))
+
+	for _, m := range metricsList {
+		Registry.MustRegister(m)
+	}
+}
+
+func Install(c *restful.Container) {
+	registerOnce.Do(registerMetrics)
+	c.Handle(
+		"/metrics",
+		promhttp.InstrumentMetricHandler(prometheus.NewRegistry(), promhttp.HandlerFor(Registry, promhttp.HandlerOpts{})),
+	)
+}