package ioutil

import (
	"io"
)

// Discard is just like io.Discard without the io.ReaderFrom compatible
// implementation which is buggy on NUMA systems, we have to use a simpler
// io.Writer implementation alone avoids also unnecessary buffer copies,
// and as such incurred latencies.
var Discard io.Writer = discard{}

// discard is /dev/null for Golang.

func (hkvs HelpKVS) Lookup(key string) (HelpKV, bool) {
	for _, hkv := range hkvs {
		if hkv.Key == key {
			return hkv, true
		}
	}
	return HelpKV{}, false
}

// DefaultComment used across all sub-systems.
const DefaultComment = "optionally add a comment to this setting"

// Region help is documented in default config
var (
	SiteHelp = HelpKVS{
		HelpKV{
			Key:         NameKey,
			Type:        "string",

// error returned in IAM subsystem when an external users systems is configured.
var errIAMActionNotAllowed = errors.New("Specified IAM action is not allowed")

// error returned in IAM service account
var errIAMServiceAccountNotAllowed = errors.New("Specified service account action is not allowed")

// error returned in IAM subsystem when IAM sub-system is still being initialized.

		if !ok {
			return Help{}, config.Errorf("unknown sub-system %s", subSys)
		}
	}

	h, ok := config.HelpSubSysMap[subSys]
	if !ok {
		return Help{}, config.Errorf("unknown sub-system %s", subSys)
	}
	if key != "" {
		value, ok := h.Lookup(key)
		if !ok {
			return Help{}, config.Errorf("unknown key %s for sub-system %s",
				key, subSys)
		}
		h = config.HelpKVS{value}
	}

Shireesh Anjal <******@****.***> 1713330625 +0530

	// global Trace system to send HTTP request/response
	// and Storage/OS calls info to registered listeners.
	globalTrace = pubsub.New[madmin.TraceInfo, madmin.TraceType](8)

	// global Listen system to send S3 API events to registered listeners
	globalHTTPListen = pubsub.New[event.Event, pubsub.Mask](0)

	// global console system to send console logs to
	// registered listeners

func CurrentStats() map[string]types.TargetStats {
	sys := SystemTargets()
	audit := AuditTargets()
	res := make(map[string]types.TargetStats, len(sys)+len(audit))
	cnt := make(map[string]int, len(sys)+len(audit))

	// Add system and audit.
	for _, t := range sys {
		key := strings.ToLower(t.Type().String())
		n := cnt[key]
		cnt[key]++
		key = fmt.Sprintf("sys_%s_%d", key, n)
		res[key] = t.Stats()
	}

	for _, t := range audit {

// along with this program.  If not, see <http://www.gnu.org/licenses/>.

package cmd

import (
	"context"
	"errors"
	"net/http"
	"os"
	"strings"

	"github.com/coreos/go-systemd/v22/daemon"
	"github.com/minio/minio/internal/logger"
)

func handleSignals() {
	// Custom exit function
	exit := func(success bool) {
		if globalLoggerOutput != nil {
			globalLoggerOutput.Close()
		}

}

// SetUsersSysType - sets the users system type, regular or LDAP.
func (sys *IAMSys) SetUsersSysType(t UsersSysType) {
	sys.usersSysType = t
}

// GetUsersSysType - returns the users system type for this IAM
func (sys *IAMSys) GetUsersSysType() UsersSysType {
	return sys.usersSysType
}

// NewIAMSys - creates new config system object.
func NewIAMSys() *IAMSys {
	return &IAMSys{

// errOutOfEntropy indicates that the a source of randomness (PRNG) wasn't able
// to produce enough random data. This is fatal error and should cause a panic.