mirror of
https://github.com/k3s-io/k3s.git
synced 2024-06-07 19:41:36 +00:00
73 lines
2.2 KiB
Go
73 lines
2.2 KiB
Go
/*
|
|
Copyright 2018 The Kubernetes Authors.
|
|
|
|
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 options
|
|
|
|
import (
|
|
"github.com/spf13/pflag"
|
|
|
|
componentbaseconfig "k8s.io/component-base/config"
|
|
)
|
|
|
|
// DebuggingOptions holds the Debugging options.
|
|
type DebuggingOptions struct {
|
|
*componentbaseconfig.DebuggingConfiguration
|
|
}
|
|
|
|
// RecommendedDebuggingOptions returns the currently recommended debugging options. These are subject to change
|
|
// between releases as we add options and decide which features should be exposed or not by default.
|
|
func RecommendedDebuggingOptions() *DebuggingOptions {
|
|
return &DebuggingOptions{
|
|
DebuggingConfiguration: &componentbaseconfig.DebuggingConfiguration{
|
|
EnableProfiling: true, // profile debugging is cheap to have exposed and standard on kube binaries
|
|
},
|
|
}
|
|
}
|
|
|
|
// AddFlags adds flags related to debugging for controller manager to the specified FlagSet.
|
|
func (o *DebuggingOptions) AddFlags(fs *pflag.FlagSet) {
|
|
if o == nil {
|
|
return
|
|
}
|
|
|
|
fs.BoolVar(&o.EnableProfiling, "profiling", o.EnableProfiling,
|
|
"Enable profiling via web interface host:port/debug/pprof/")
|
|
fs.BoolVar(&o.EnableContentionProfiling, "contention-profiling", o.EnableContentionProfiling,
|
|
"Enable lock contention profiling, if profiling is enabled")
|
|
}
|
|
|
|
// ApplyTo fills up Debugging config with options.
|
|
func (o *DebuggingOptions) ApplyTo(cfg *componentbaseconfig.DebuggingConfiguration) error {
|
|
if o == nil {
|
|
return nil
|
|
}
|
|
|
|
cfg.EnableProfiling = o.EnableProfiling
|
|
cfg.EnableContentionProfiling = o.EnableContentionProfiling
|
|
|
|
return nil
|
|
}
|
|
|
|
// Validate checks validation of DebuggingOptions.
|
|
func (o *DebuggingOptions) Validate() []error {
|
|
if o == nil {
|
|
return nil
|
|
}
|
|
|
|
errs := []error{}
|
|
return errs
|
|
}
|