- name: NoteDiscovery
  html_url: https://github.com/gamosoft/NoteDiscovery
  stars: 1107
  owner_login: gamosoft
  owner_html_url: https://github.com/gamosoft
- name: flock
  html_url: https://github.com/Onelevenvy/flock
  stars: 1055
  owner_login: Onelevenvy
  owner_html_url: https://github.com/Onelevenvy
- name: fastapi-observability
  html_url: https://github.com/blueswen/fastapi-observability

var tmpdir string

var (
	devID    string
	appID    string
	teamID   string
	bundleID string
	deviceID string
)

// lock is a file lock to serialize iOS runs. It is global to avoid the
// garbage collector finalizing it, closing the file and releasing the
// lock prematurely.
var lock *os.File

func main() {
	log.SetFlags(0)
	log.SetPrefix("go_ios_exec: ")
	if debug {
		log.Println(strings.Join(os.Args, " "))
	}

	return LockContext{ctx: newCtx, cancel: cancel}, nil
}

// Unlock - block until write lock is released.
func (di *distLockInstance) Unlock(lc LockContext) {
	if lc.cancel != nil {
		lc.cancel()
	}
	di.rwMutex.Unlock(context.Background())
}

// RLock - block until read lock is taken or timeout has occurred.

	defer m.tlock.RUnlock()
	return m.bucketsThrottle[opts]
}

// SetBandwidthLimit sets the bandwidth limit for a bucket
func (m *Monitor) SetBandwidthLimit(bucket, arn string, limit int64) {
	m.tlock.Lock()
	defer m.tlock.Unlock()
	limitBytes := limit / int64(m.NodeCount)
	throttle, ok := m.bucketsThrottle[BucketOptions{Name: bucket, ReplicationARN: arn}]
	if !ok {
		throttle = &bucketThrottle{}
	}

	AmzObjectLockRetainUntilDate     = "X-Amz-Object-Lock-Retain-Until-Date"
	AmzObjectLockMode                = "X-Amz-Object-Lock-Mode"
	AmzObjectLockLegalHold           = "X-Amz-Object-Lock-Legal-Hold"
)

var (
	// ErrMalformedBucketObjectConfig -indicates that the bucket object lock config is malformed
	ErrMalformedBucketObjectConfig = errors.New("invalid bucket object lock config")

		panic("Failed to acquire read lock")
	}
	// fmt.Println("1st read lock acquired, waiting...")

	if !lrwm.GetRLock(ctx, "", "object1", time.Second) {
		panic("Failed to acquire read lock")
	}
	// fmt.Println("2nd read lock acquired, waiting...")

	go func() {
		time.Sleep(2 * time.Second)
		lrwm.RUnlock()
		// fmt.Println("1st read lock released, waiting...")
	}()

	go func() {

		panic("Failed to acquire read lock")
	}
	// fmt.Println("1st read lock acquired, waiting...")

	drwm2 := NewDRWMutex(ds, "simplelock")
	ctx2, cancel2 := context.WithCancel(t.Context())
	if !drwm2.GetRLock(ctx2, cancel2, id, source, Options{Timeout: time.Second}) {
		panic("Failed to acquire read lock")
	}
	// fmt.Println("2nd read lock acquired, waiting...")

	go func() {

	}
}

// Lock holds a write lock on dm.
//
// If the lock is already in use, the calling go routine
// blocks until the mutex is available.
func (dm *DRWMutex) Lock(id, source string) {
	isReadLock := false
	dm.lockBlocking(context.Background(), nil, id, source, isReadLock, Options{
		Timeout: drwMutexInfinite,
	})
}

// Options lock options.
type Options struct {

			// ram_per_request is (1MiB+32KiB) * driveCount \
			//    + 2 * 10MiB (default erasure block size v1) + 2 * 1MiB (default erasure block size v2)
			apiRequestsMaxPerNode = int(maxMem / uint64(maxSetDrives*blockSize+int(blockSizeV1*2+blockSizeV2*2)))
		} else {
			// ram_per_request is (1MiB+32KiB) * driveCount \
			//    + 2 * 1MiB (default erasure block size v2)
			apiRequestsMaxPerNode = int(maxMem / uint64(maxSetDrives*blockSize+int(blockSizeV2*2)))

	}
}

// ShouldInline returns true if the shardSize is worthy of inline
// if versioned is true then we chosen 1/8th inline block size
// to satisfy the same constraints.
func (sCfg *Config) ShouldInline(shardSize int64, versioned bool) bool {
	if shardSize < 0 {
		return false
	}

	ConfigLock.RLock()
	inlineBlock := int64(128 * humanize.KiByte)
	if sCfg.initialized {
		inlineBlock = sCfg.inlineBlock
	}