// now treat it as an idempotent operation
			return project.id, false, nil
		}
		idMap[project.id] = true
	}
	var needToAddProjid = true
	for _, projid := range list.projid {
		idMap[projid.id] = true
		if projid.id == id && id != common.BadQuotaID {
			needToAddProjid = false
		}
	}
	var err error
	if id == common.BadQuotaID {
		id, err = findAvailableQuota(path, idMap)

	}
	if !supportsQuotas {
		return nil
	}
	projid, err := GetQuotaOnDir(m, path)
	if err == nil && projid != common.BadQuotaID {
		// This means that we have a quota on the directory but
		// we can't clear it.  That's not good.
		err = setQuotaOnDir(path, projid, 0)
		if err != nil {
			klog.V(3).Infof("Attempt to clear quota failed: %v", err)
		}

`

	projidHeader = `# This is a /etc/projid header
xxxxxx:1048579
`
	projid1 = `volume1048577:1048577
`
	projid2 = `volume1048577:1048577
volume1048580:1048580
`
	projid3 = `volume1048577:1048577
volume1048580:1048580
volume1048581:1048581
`
	projid4 = `volume1048577:1048577
volume1048581:1048581
`
	projid5 = `volume1048581:1048581
`
)

// limitations under the License.

package main

import (
	"context"
	"fmt"
	"log"
	"net/http"
	"os"
	"os/signal"
	"syscall"

	"github.com/gorilla/mux"
)

const (
	projID     = "test-project"
	projNumber = "123456789"
	instance   = "test-instance"
	instID     = "987654321"
	zone       = "us-west1-c"

	metaPrefix     = "/computeMetadata/v1"

	if match[2] != path {
		return BadQuotaID, fmt.Errorf("mismatch between supplied and returned path (%s != %s)", path, match[2])
	}
	projid, err := strconv.ParseInt(match[1], 10, 32)
	if err != nil {
		return BadQuotaID, fmt.Errorf("unable to parse project ID from %s (%v)", match[1], err)
	}
	return QuotaID(projid), nil
}

// SetQuotaOnDir applies a quota to the specified directory under the specified mountpoint.

	// be hit)
	SetQuotaOnDir(path string, id QuotaID, bytes int64) error

	// QuotaIDIsInUse determines whether the quota ID is in use.
	// Implementations should not check /etc/project or /etc/projid,
	// only whether their underlying mechanism already has the ID in
	// use.
	// Return value of false with no error means that the ID is not
	// in use; true means that it is already in use.  An error

	b0.Event("GoStatus", trace.GoID(1), trace.ThreadID(0), go122.GoSyscall)
	b0.Event("ProcStatus", trace.ProcID(1), go122.ProcIdle)
	b0.Event("ProcStart", trace.ProcID(1), testgen.Seq(1))
	b0.Event("GoSyscallEndBlocked")

	// A running goroutine stole P0 at the generation boundary.
	b1 := g.Batch(trace.ThreadID(1), 0)
	b1.Event("ProcStatus", trace.ProcID(2), go122.ProcRunning)
	b1.Event("GoStatus", trace.GoID(2), trace.ThreadID(1), go122.GoRunning)

	globalMetricGenerator
	procRangeGenerator
	stackSampleGenerator[trace.ProcID]
	logEventGenerator[trace.ProcID]

	gStates   map[trace.GoID]*gState[trace.ProcID]
	inSyscall map[trace.ProcID]*gState[trace.ProcID]
	maxProc   trace.ProcID
}

func newProcGenerator() *procGenerator {
	pg := new(procGenerator)
	rg := func(ev *trace.Event) trace.ProcID {
		return ev.Proc()
	}
	pg.stackSampleGenerator.getResource = rg

	b0 := g.Batch(trace.ThreadID(0), 0)
	b0.Event("ProcStatus", trace.ProcID(1), go122.ProcIdle)
	b0.Event("ProcStatus", trace.ProcID(0), go122.ProcRunning)
	b0.Event("GoStatus", trace.GoID(1), trace.ThreadID(0), go122.GoRunning)
	b0.Event("GoSyscallBegin", testgen.Seq(1), testgen.NoStack)
	b0.Event("ProcStart", trace.ProcID(1), testgen.Seq(1))
	b0.Event("GoSyscallEndBlocked")

	// A bare M steals the goroutine's P.

	// acquired a new P.
	b0 := g.Batch(trace.ThreadID(0), 0)
	b0.Event("ProcStatus", trace.ProcID(1), go122.ProcRunning)
	b0.Event("GoStatus", trace.GoID(1), trace.ThreadID(0), go122.GoSyscall)
	b0.Event("GoSyscallEndBlocked")

	// A running goroutine stole P0 at the generation boundary.
	b1 := g.Batch(trace.ThreadID(1), 0)
	b1.Event("ProcStatus", trace.ProcID(2), go122.ProcRunning)
	b1.Event("GoStatus", trace.GoID(2), trace.ThreadID(1), go122.GoRunning)