other tools **build** these container images **incrementally**, adding **one layer on top of the other**, starting from the top of the `Dockerfile` and adding any files created by each of the instructions of the `Dockerfile`.

Docker and similar tools also use an **internal cache** when building the image, if a file hasn't changed since the last time building the container image, then it will **re-use the same layer** created the last time, instead of copying the file again and creating a...

func (atb *adminErasureTestBed) TearDown() {
	atb.done()
	removeRoots(atb.erasureDirs)
	resetTestGlobals()
}

// initTestObjLayer - Helper function to initialize an Erasure-based object
// layer and set globalObjectAPI.
func initTestErasureObjLayer(ctx context.Context) (ObjectLayer, []string, error) {
	erasureDirs, err := getRandomDisks(16)
	if err != nil {
		return nil, nil, err
	}

class RealConnection(
  val taskRunner: TaskRunner,
  val connectionPool: RealConnectionPool,
  override val route: Route,
  /** The low-level TCP socket. */
  private var rawSocket: Socket?,
  /**
   * The application layer socket. Either an [SSLSocket] layered over [rawSocket], or [rawSocket]
   * itself if this connection does not use SSL.
   */
  private var socket: Socket?,
  private var handshake: Handshake?,

// SetEvalRetentionBypassFn sets the retention bypass function
func (o *ObjectOptions) SetEvalRetentionBypassFn(f EvalRetentionBypassFn) {
	o.EvalRetentionBypassFn = f
}

// ObjectLayer implements primitives for object API layer.
type ObjectLayer interface {
	// Locking operations on object.
	NewNSLock(bucket string, objects ...string) RWLocker

	// Storage operations.
	Shutdown(context.Context) error

					return
				}
				if wildcard.Match("tmp/.trash/*", entry.name) {
					return
				}
				if wildcard.Match("multipart/*", entry.name) {
					return
				}
			}

			// erasureObjects layer needs object names to be encoded
			encodedEntryName := encodeDirObject(entry.name)

			var result healEntryResult
			fivs, err := entry.fileInfoVersions(bucket)
			if err != nil {

* Designed around these standards, after a meticulous study. Instead of an afterthought layer on top.
* This also allows using automatic **client code generation** in many languages.

### Automatic docs

	}
	return totalSizes
}

// Parses all arguments and returns an endpointSet which is a collection
// of endpoints following the ellipses pattern, this is what is used
// by the object layer for initializing itself.
func parseEndpointSet(setDriveCount uint64, args ...string) (ep endpointSet, err error) {
	argPatterns := make([]ellipses.ArgPattern, len(args))
	for i, arg := range args {

		return nil, nil, errInvalidArgument
	}

	globalDeploymentIDPtr.Store(&format.ID)
	return storageDisks, format, nil
}

// Format disks before initialization of object layer.
func waitForFormatErasure(firstDisk bool, endpoints Endpoints, poolCount, setCount, setDriveCount int, deploymentID string) ([]StorageAPI, *formatErasureV3, error) {
	if len(endpoints) == 0 || setCount == 0 || setDriveCount == 0 {

* Certificates have a **lifetime**.
    * They **expire**.
    * And then they need to be **renewed**, **acquired again** from the third party.
* The encryption of the connection happens at the **TCP level**.
    * That's one layer **below HTTP**.
    * So, the **certificate and encryption** handling is done **before HTTP**.
* **TCP doesn't know about "domains"**. Only about IP addresses.

  // These properties are initialized by connect() and never reassigned.

  /** The low-level TCP socket. */
  private var rawSocket: Socket? = null

  /**
   * The application layer socket. Either an [SSLSocket] layered over [rawSocket], or [rawSocket]
   * itself if this connection does not use SSL.
   */
  internal var socket: Socket? = null
  private var handshake: Handshake? = null