"encoding/hex"
	"encoding/xml"
	"errors"
	"fmt"
	"io"
	"net/http"
	"net/http/httptest"
	"net/textproto"
	"net/url"
	"os"
	"sort"
	"strconv"
	"strings"
	"sync/atomic"
	"time"
	"unicode"

	"github.com/google/uuid"
	"github.com/klauspost/compress/gzhttp"
	miniogo "github.com/minio/minio-go/v7"
	"github.com/minio/minio-go/v7/pkg/credentials"
	"github.com/minio/minio-go/v7/pkg/encrypt"

package lifecycle

import (
	"encoding/xml"
	"time"
)

var errInvalidDaysDelMarkerExpiration = Errorf("Days must be a positive integer with DelMarkerExpiration")

// DelMarkerExpiration used to xml encode/decode ILM action by the same name
type DelMarkerExpiration struct {
	XMLName xml.Name `xml:"DelMarkerExpiration"`
	Days    int      `xml:"Days,omitempty"`
}

	queryStr := strings.ReplaceAll(query.Encode(), "+", "%20")
	canonicalRequest := getCanonicalRequest(extractedSignedHeaders, unsignedPayload, queryStr, req.URL.Path, req.Method)
	stringToSign := getStringToSign(canonicalRequest, date, scope)
	signingKey := getSigningKey(secretAccessKey, date, region, serviceS3)
	signature := getSignature(signingKey, stringToSign)

	req.URL.RawQuery = query.Encode()

	// Add signature header to RawQuery.

		contentType := r.Header.Get("Content-Type")
		if contentType == "application/json" {
			w.Header().Set("Content-Type", "application/json")
			jsonEncoder := json.NewEncoder(w)
			jsonEncoder.Encode(metrics)
			return
		}

		// If not JSON, return plain text. We format it as a markdown table for
		// readability.
		w.Header().Set("Content-Type", "text/plain")
		var b strings.Builder

package main

import (
	"encoding/json"
	"errors"
	"fmt"
	"log"
	"net/http"
)

func writeErrorResponse(w http.ResponseWriter, err error) {
	w.WriteHeader(http.StatusBadRequest)
	json.NewEncoder(w).Encode(map[string]string{
		"reason": fmt.Sprintf("%v", err),
	})
}

type Resp struct {
	User               string                 `json:"user"`
	MaxValiditySeconds int                    `json:"maxValiditySeconds"`

			stdErrEnc.Encode(&log.Entry{
				Level:   ErrorKind,
				Message: msg,
				Time:    time.Now().UTC(),
				Trace:   &log.Trace{Message: msg},
			})
		}
		if err := w.rotate(); err != nil {
			msg := fmt.Sprintf("unable to rotate log file %v: %v", w.f.Name(), err)
			stdErrEnc.Encode(&log.Entry{
				Level:   ErrorKind,
				Message: msg,

		return
	}
	enc := json.NewEncoder(w)
	for {
		select {
		case entry, ok := <-diffCh:
			if !ok {
				return
			}
			if err := enc.Encode(entry); err != nil {
				return
			}
			if len(diffCh) == 0 {
				// Flush if nothing is queued
				w.(http.Flusher).Flush()
			}
		case <-keepAliveTicker.C:
			if len(diffCh) > 0 {

			defer grid.PutByteBuffer(buf)
			writers[i] = newStreamingBitrotWriterBuffer(inlineBuffers[i], DefaultBitrotAlgorithm, erasure.ShardSize())
		}
	}

	n, erasureErr := erasure.Encode(ctx, data, writers, buffer, writeQuorum)
	closeBitrotWriters(writers)
	if erasureErr != nil {
		return ObjectInfo{}, toObjectErr(erasureErr, minioMetaBucket, key)
	}

		// any underlying errors if possible depending on
		// their internal error types.
		switch e := err.(type) {
		case kms.Error:
			apiErr = APIError{
				Description:    e.Err.Error(),
				Code:           e.APICode,
				HTTPStatusCode: e.HTTPStatusCode,
			}
		case batchReplicationJobError:
			apiErr = APIError{
				Description:    e.Description,
				Code:           e.Code,
				HTTPStatusCode: e.HTTPStatusCode,

	for name, p := range policies {
		_, err = json.Marshal(p)
		if err != nil {
			adminLogIf(ctx, err)
			continue
		}
		newPolicies[name] = p
	}
	if err = json.NewEncoder(w).Encode(newPolicies); err != nil {
		writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
		return
	}
}

// ListCannedPolicies - GET /minio/admin/v3/list-canned-policies