import (
	"fmt"
	"os"
	"sync"
	"time"

	"golang.org/x/telemetry/internal/counter"
)

// time and date handling

var distantPast = 21 * 24 * time.Hour

// reports that are too old (21 days) are not uploaded
func (u *uploader) tooOld(date string, uploadStartTime time.Time) bool {
	t, err := time.Parse("2006-01-02", date)
	if err != nil {
		u.logger.Printf("tooOld: %v", err)
		return false
	}
	age := uploadStartTime.Sub(t)

			for i := 0; i < abi.MapBucketCount; i++ {
				if k < n && b.tophash[i] == emptyRest {
					panic("early emptyRest")
				}
				if k >= n && b.tophash[i] != emptyRest {
					panic("late non-emptyRest")
				}
				if k == n-1 && b.tophash[i] == emptyOne {
					panic("last non-emptyRest entry is emptyOne")
				}
				k++
			}
		}
	}
}

func RunGetgThreadSwitchTest() {

		// This program exits with status 0,
		// but pretty much always does so during the wait delay.
		// Since the Cmd itself didn't do anything to stop the process when the
		// context expired, a successful exit is valid (even if late) and does
		// not merit a non-nil error.
		if err != nil {
			t.Errorf("Wait: %v; want nil", err)
		}
		if ps := cmd.ProcessState; !ps.Exited() {
			t.Errorf("cmd did not exit: %v", ps)

// bits in a type, PPC64 shifts do not (see the ISA for details).
//
// Note, y is always non-negative.
//
// Note, ISELZ is intentionally not used in lower. Where possible, ISEL is converted to ISELZ in late lower
// after all the ISEL folding rules have been exercised.

((Rsh64U|Lsh64)x64 <t> x y)  => (ISEL [0] (S(R|L)D <t> x y) (MOVDconst [0])        (CMPUconst y [64]))

// simpler code to avoid floating point.
func nextSampleNoFP() uintptr {
	// Set first allocation sample size.
	rate := MemProfileRate
	if rate > 0x3fffffff { // make 2*rate not overflow
		rate = 0x3fffffff
	}
	if rate != 0 {
		return uintptr(cheaprandn(uint32(2 * rate)))
	}
	return 0
}

type persistentAlloc struct {
	base *notInHeap
	off  uintptr
}

##################################################################################################
# Redis service and deployment
# Ratelimit service and deployment

# Note: a configmap is needed to make the rate limit deployment work properly, for example:
#
#  apiVersion: v1
#  kind: ConfigMap
#  metadata:
#    name: ratelimit-config
#  data:
#    config.yaml: |
#      domain: echo-ratelimit
#      descriptors:

	// 1xx class or the modified headers are trailers.
	//
	// There are two ways to set Trailers. The preferred way is to
	// predeclare in the headers which trailers you will later
	// send by setting the "Trailer" header to the names of the
	// trailer keys which will come later. In this case, those
	// keys of the Header map are treated as if they were
	// trailers. See the example. The second way, for trailer

		return nil
	}

	// Deliver pconn to goroutine waiting for idle connection, if any.
	// (They may be actively dialing, but this conn is ready first.
	// Chrome calls this socket late binding.
	// See https://www.chromium.org/developers/design-documents/network-stack#TOC-Connection-Management.)
	key := pconn.cacheKey
	if q, ok := t.idleConnWait[key]; ok {
		done := false
		if pconn.alt == nil {

	// Parse the bucket modtime
	creationTime, err := time.Parse(iso8601TimeFormat, createdBucket.CreationDate)
	c.Assert(err, nil)

	// Check if bucket modtime is consistent (not less than current time and not late more than 5 minutes)
	timeNow := time.Now().UTC()
	c.Assert(creationTime.Before(timeNow), true)
	c.Assert(timeNow.Sub(creationTime) < time.Minute*5, true)
}

	// TODO(rfindley): use dateFormat throughout.
)

// uploadReportDate returns the date component of the upload file name, or "" if the
// date was unmatched.
func (u *uploader) uploadReportDate(fname string) time.Time {
	match := dateRE.FindStringSubmatch(fname)
	if match == nil || len(match) < 2 {
		u.logger.Printf("malformed report name: missing date: %q", filepath.Base(fname))
		return time.Time{}
	}