GenerateChanges generates changes between two images using a backend by leveraging export/extractrootfs methods example of json return: [ { "Image1": "luet/base", "Image2": "alpine", "DiffType": "File", "Diff": { "Adds": null, "Dels": [ { "Name": "/luetbuild", "Size": 5830706 }, { "Name": "/luetbuild/Dockerfile", "Size": 50 }, { "Name": "/luetbuild/output1", "Size": 5830656 } ], "Mods": null } } ].

ImageHashTree is holding the Database and the options to resolve PackageImageHashTrees for a given specfile It is responsible of returning a concrete result which identifies a Package in a HashTree.

PackageImageHashTree represent the Package into a given image hash tree The hash tree is constructed by a set of images representing the package during its build stage.