Files
publish-immutable-action/src/oci-container.ts
T
Conor Sloan 6c4739c768 Sanitize repo name when including in a layer title
These titles were previously including the filename as {org}/{repo}_{version} which means when clients download the layer they think it needs to be unwrapped into a folder called {org}.
This is not what we want, so we should instead rename the file as {org}-{repo}_{version}. e.g. from myorg/myrepo_myversion.zip to myorg-myrepo_myversion.zip
2023-11-23 14:37:29 +00:00

103 lines
2.7 KiB
TypeScript

import { FileMetadata } from './fs-helper'
export interface Manifest {
schemaVersion: number
mediaType: string
artifactType: string
config: Layer
layers: Layer[]
annotations: { [key: string]: string }
}
export interface Layer {
mediaType: string
size: number
digest: string
annotations: { [key: string]: string }
}
// Given a name and archive metadata, creates a manifest in the format expected by GHCR for an Actions Package.
export function createActionPackageManifest(
tarFile: FileMetadata,
zipFile: FileMetadata,
repository: string,
version: string,
created: Date
): Manifest {
const configLayer = createConfigLayer()
const sanitizedRepo = sanitizeRepository(repository)
const tarLayer = createTarLayer(tarFile, sanitizedRepo, version)
const zipLayer = createZipLayer(zipFile, sanitizedRepo, version)
const manifest: Manifest = {
schemaVersion: 2,
mediaType: 'application/vnd.oci.image.manifest.v1+json',
artifactType: 'application/vnd.oci.image.manifest.v1+json',
config: configLayer,
layers: [configLayer, tarLayer, zipLayer],
annotations: {
'org.opencontainers.image.created': created.toISOString(),
'action.tar.gz.digest': tarFile.sha256,
'action.zip.digest': zipFile.sha256,
'com.github.package.type': 'actions_oci_pkg'
}
}
return manifest
}
// TODO: is this ok hardcoded?
function createConfigLayer(): Layer {
const configLayer: Layer = {
mediaType: 'application/vnd.github.actions.package.config.v1+json',
size: 0,
digest:
'sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855',
annotations: {
'org.opencontainers.image.title': 'config.json'
}
}
return configLayer
}
function createZipLayer(
zipFile: FileMetadata,
repository: string,
version: string
): Layer {
const zipLayer: Layer = {
mediaType: 'application/vnd.github.actions.package.layer.v1.zip',
size: zipFile.size,
digest: zipFile.sha256,
annotations: {
'org.opencontainers.image.title': `${repository}_${version}.zip`
}
}
return zipLayer
}
function createTarLayer(
tarFile: FileMetadata,
repository: string,
version: string
): Layer {
const tarLayer: Layer = {
mediaType: 'application/vnd.github.actions.package.layer.v1.tar+gzip',
size: tarFile.size,
digest: tarFile.sha256,
annotations: {
'org.opencontainers.image.title': `${repository}_${version}.tar.gz`
}
}
return tarLayer
}
// Remove slashes so we can use the repository in a filename
// repository usually includes the namespace too, e.g. my-org/my-repo
function sanitizeRepository(repository: string): string {
return repository.replace('/', '-')
}