rename cgroup

cgroup/controller.go

@@ -1,4 +1,4 @@
-package cgroups
+package cgroup
 
 import "fmt"
 

cgroup/controller_string.go

@@ -1,6 +1,6 @@
 // Code generated by "stringer -type=Controller -linecomment"; DO NOT EDIT.
 
-package cgroups
+package cgroup
 
 import "strconv"
 

cgroup/cpu.go

@@ -1,4 +1,4 @@
-package cgroups
+package cgroup
 
 import (
 	"context"
@@ -32,9 +32,9 @@ func WithControllers(ctrls ...Controller) Option {
 // Option supports configuring optional settings for runtime metrics.
 type Option func(*config)
 
-func newConfig(controllers []Controller, opts ...Option) config {
+func newConfig(opts ...Option) config {
 	cfg := config{
-		controllers: controllers,
+		controllers: []Controller{ControllerCPU},
 		provider:    otel.GetMeterProvider(),
 		prefix:      "cgroups.",
 	}
@@ -179,20 +179,7 @@ func Start(group string, opts ...Option) (metric.Registration, error) {
 		return nil, fmt.Errorf("load:%w", err)
 	}
 
-	controllers, cerr := manager.Controllers()
-	if cerr != nil {
-		return nil, fmt.Errorf("controllers:%w", cerr)
-	}
-
-	ctrls := make([]Controller, 0, len(controllers))
-	for _, controller := range controllers {
-		ctrl, err := ParseController(controller)
-		if err == nil {
-			ctrls = append(ctrls, ctrl)
-		}
-	}
-
-	cfg := newConfig(ctrls, opts...)
+	cfg := newConfig(opts...)
 
 	cgr := cgroup{
 		meter: cfg.provider.Meter(

cgroup/go.mod

@@ -1,4 +1,4 @@
-module gitoa.ru/go-4devs/otel/cgroups
+module gitoa.ru/go-4devs/otel/cgroup
 
 go 1.22.2
 

cgroup/version.go

@@ -1,4 +1,4 @@
-package cgroups
+package cgroup
 
 func Version() string {
 	return "0.0.1"

meter/provider.go

@@ -13,8 +13,8 @@ import (
 	semconv "go.opentelemetry.io/otel/semconv/v1.17.0"
 )
 
-func WithServiceName(name string) func(*Option) error {
-	return func(o *Option) error {
+func WithServiceName(name string) func(context.Context, *Option) error {
+	return func(_ context.Context, o *Option) error {
 		o.serviceName = name
 
 		return nil