org.jfrog.build.extractor.docker

Class DockerUtils

java.lang.Object

org.jfrog.build.extractor.docker.DockerUtils

public class DockerUtils
extends java.lang.Object

Constructor Summary

Constructors

Constructor and Description
DockerUtils()

Method Summary

Modifier and Type	Method and Description
static com.fasterxml.jackson.databind.ObjectMapper	createMapper() Create an object mapper for serialization/deserializaion.
static java.lang.String	digestToFileName(java.lang.String digest) Digest format to layer file name.
static java.lang.String	entityToString(org.apache.http.HttpEntity entity) Converts the http entity to string.
static java.lang.String	fileNameToDigest(java.lang.String fileName) Layer file name to digest format.
static java.lang.String	getConfigDigest(java.lang.String manifest) Get config digest from manifest (image id).
static java.lang.String	getImagePath(java.lang.String imageTag) Parse imageTag and get the relative path of the pushed image.
static java.util.List<java.lang.String>	getLayersDigests(java.lang.String manifestContent) Get a list of layer digests from docker manifest.
static int	getNumberOfDependentLayers(java.lang.String imageContent) Returns number of dependencies layers in the image.
static java.lang.String	getShaValue(java.lang.String digest) Get sha value from digest.
static java.lang.String	getShaVersion(java.lang.String digest) Get sha value from digest.
static java.lang.Boolean	isImageVersioned(java.lang.String imageTag) Check for the version in docker image tag.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DockerUtils

public DockerUtils()

Method Detail

getConfigDigest

public static java.lang.String getConfigDigest(java.lang.String manifest)
                                        throws java.io.IOException

Get config digest from manifest (image id).

Throws:

java.io.IOException

createMapper

public static com.fasterxml.jackson.databind.ObjectMapper createMapper()

Create an object mapper for serialization/deserializaion. This mapper ignore unknown properties and null values.

Returns:

a new object mapper

getLayersDigests

public static java.util.List<java.lang.String> getLayersDigests(java.lang.String manifestContent)
                                                         throws java.io.IOException

Get a list of layer digests from docker manifest.

Throws:

java.io.IOException

getShaVersion

public static java.lang.String getShaVersion(java.lang.String digest)

Get sha value from digest. example: sha256:abcabcabc12334 the value is sha256.

getShaValue

public static java.lang.String getShaValue(java.lang.String digest)

Get sha value from digest. example: sha256:abcabcabc12334 the value is abcabcabc12334.

digestToFileName

public static java.lang.String digestToFileName(java.lang.String digest)

Digest format to layer file name.

getNumberOfDependentLayers

public static int getNumberOfDependentLayers(java.lang.String imageContent)
                                      throws java.io.IOException

Returns number of dependencies layers in the image.

Throws:

java.io.IOException

entityToString

public static java.lang.String entityToString(org.apache.http.HttpEntity entity)
                                       throws java.io.IOException

Converts the http entity to string. If entity is null, returns empty string.

Throws:

java.io.IOException

fileNameToDigest

public static java.lang.String fileNameToDigest(java.lang.String fileName)

Layer file name to digest format.

getImagePath

public static java.lang.String getImagePath(java.lang.String imageTag)

Parse imageTag and get the relative path of the pushed image. example: url:8081/image:version to image/version.

isImageVersioned

public static java.lang.Boolean isImageVersioned(java.lang.String imageTag)

Check for the version in docker image tag.