// newClusterResourceOverride returns an admission controller for containers that
// configurably overrides container resource request/limits
func newClusterResourceOverride(client clientset.Interface, config io.Reader) (admission.Interface, error) {
parsed, err := ReadConfig(config)
if err != nil {
glog.V(5).Infof("%s admission controller loaded with error: (%T) %[2]v", api.PluginName, err)
return nil, err
}
if errs := validation.Validate(parsed); len(errs) > 0 {
return nil, errs.ToAggregate()
}
glog.V(5).Infof("%s admission controller loaded with config: %v", api.PluginName, parsed)
var internal *internalConfig
if parsed != nil {
internal = &internalConfig{
limitCPUToMemoryRatio: inf.NewDec(parsed.LimitCPUToMemoryPercent, 2),
cpuRequestToLimitRatio: inf.NewDec(parsed.CPURequestToLimitPercent, 2),
memoryRequestToLimitRatio: inf.NewDec(parsed.MemoryRequestToLimitPercent, 2),
}
}
limitRanger, err := limitranger.NewLimitRanger(client, wrapLimit)
if err != nil {
return nil, err
}
return &clusterResourceOverridePlugin{
Handler: admission.NewHandler(admission.Create),
config: internal,
LimitRanger: limitRanger,
}, nil
}
// NewImageLimitRangerPlugin provides a new imageLimitRangerPlugin.
func NewImageLimitRangerPlugin(client clientset.Interface, config io.Reader) (kadmission.Interface, error) {
plugin := &imageLimitRangerPlugin{
Handler: kadmission.NewHandler(kadmission.Create),
}
limitRanger, err := limitranger.NewLimitRanger(client, plugin)
if err != nil {
return nil, err
}
plugin.limitRanger = limitRanger
return plugin, nil
}
// newClusterResourceOverride returns an admission controller for containers that
// configurably overrides container resource request/limits
func newClusterResourceOverride(client clientset.Interface, config *api.ClusterResourceOverrideConfig) (admission.Interface, error) {
glog.V(2).Infof("%s admission controller loaded with config: %v", api.PluginName, config)
var internal *internalConfig
if config != nil {
internal = &internalConfig{
limitCPUToMemoryRatio: inf.NewDec(config.LimitCPUToMemoryPercent, 2),
cpuRequestToLimitRatio: inf.NewDec(config.CPURequestToLimitPercent, 2),
memoryRequestToLimitRatio: inf.NewDec(config.MemoryRequestToLimitPercent, 2),
}
}
limitRanger, err := limitranger.NewLimitRanger(client, &limitRangerActions{})
if err != nil {
return nil, err
}
return &clusterResourceOverridePlugin{
Handler: admission.NewHandler(admission.Create),
config: internal,
LimitRanger: limitRanger,
}, nil
}
