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docker/install: Fix latest image install on lima

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`latest` is not a valid git tag or revision to get the matching systemd
unit files.
Look up the exact source git commit from the
`'org.opencontainers.image.revision` image config label.

Signed-off-by: Paweł Gronowski <pawel.gronowski@docker.com>
This commit is contained in:
Paweł Gronowski
2024-10-30 11:11:22 +01:00
parent e2acba1767
commit 61c10b2d7d
6 changed files with 76 additions and 28 deletions
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41
src/hubRepository.ts
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@@ -21,8 +21,8 @@ import * as core from '@actions/core';
import {Manifest} from './types/oci/manifest';
import * as tc from '@actions/tool-cache';
import fs from 'fs';
import {MEDIATYPE_IMAGE_INDEX_V1, MEDIATYPE_IMAGE_MANIFEST_V1} from './types/oci/mediatype';
import {MEDIATYPE_IMAGE_MANIFEST_V2, MEDIATYPE_IMAGE_MANIFEST_LIST_V2} from './types/docker/mediatype';
import {MEDIATYPE_IMAGE_CONFIG_V1, MEDIATYPE_IMAGE_INDEX_V1, MEDIATYPE_IMAGE_MANIFEST_V1} from './types/oci/mediatype';
import {MEDIATYPE_IMAGE_CONFIG_V1 as DOCKER_MEDIATYPE_IMAGE_CONFIG_V1, MEDIATYPE_IMAGE_MANIFEST_LIST_V2, MEDIATYPE_IMAGE_MANIFEST_V2} from './types/docker/mediatype';
import {DockerHub} from './dockerhub';
export class HubRepository {
@@ -40,15 +40,20 @@ export class HubRepository {
return new HubRepository(repository, token);
}
public async getPlatformManifest(tagOrDigest: string, os?: string): Promise<Manifest> {
const index = await this.getManifest<Index>(tagOrDigest);
if (index.mediaType != MEDIATYPE_IMAGE_INDEX_V1 && index.mediaType != MEDIATYPE_IMAGE_MANIFEST_LIST_V2) {
core.error(`Unsupported image media type: ${index.mediaType}`);
throw new Error(`Unsupported image media type: ${index.mediaType}`);
}
const digest = HubRepository.getPlatformManifestDigest(index, os);
return await this.getManifest<Manifest>(digest);
}
// Unpacks the image layers and returns the path to the extracted image.
// Only OCI indexes/manifest list are supported for now.
public async extractImage(tag: string, destDir?: string): Promise<string> {
const index = await this.getManifest<Index>(tag);
if (index.mediaType != MEDIATYPE_IMAGE_INDEX_V1 && index.mediaType != MEDIATYPE_IMAGE_MANIFEST_LIST_V2) {
throw new Error(`Unsupported image media type: ${index.mediaType}`);
}
const digest = HubRepository.getPlatformManifestDigest(index);
const manifest = await this.getManifest<Manifest>(digest);
const manifest = await this.getPlatformManifest(tag);
const paths = manifest.layers.map(async layer => {
const url = this.blobUrl(layer.digest);
@@ -99,25 +104,35 @@ export class HubRepository {
}
public async getManifest<T>(tagOrDigest: string): Promise<T> {
const url = `https://registry-1.docker.io/v2/${this.repo}/manifests/${tagOrDigest}`;
return await this.registryGet<T>(tagOrDigest, 'manifests', [MEDIATYPE_IMAGE_INDEX_V1, MEDIATYPE_IMAGE_MANIFEST_LIST_V2, MEDIATYPE_IMAGE_MANIFEST_V1, MEDIATYPE_IMAGE_MANIFEST_V2]);
}
public async getJSONBlob<T>(tagOrDigest: string): Promise<T> {
return await this.registryGet<T>(tagOrDigest, 'blobs', [MEDIATYPE_IMAGE_CONFIG_V1, DOCKER_MEDIATYPE_IMAGE_CONFIG_V1]);
}
private async registryGet<T>(tagOrDigest: string, endpoint: 'manifests' | 'blobs', accept: Array<string>): Promise<T> {
const url = `https://registry-1.docker.io/v2/${this.repo}/${endpoint}/${tagOrDigest}`;
const headers = {
Authorization: `Bearer ${this.token}`,
Accept: [MEDIATYPE_IMAGE_INDEX_V1, MEDIATYPE_IMAGE_MANIFEST_LIST_V2, MEDIATYPE_IMAGE_MANIFEST_V1, MEDIATYPE_IMAGE_MANIFEST_V2].join(', ')
Accept: accept.join(', ')
};
const resp = await HubRepository.http.get(url, headers);
const body = await resp.readBody();
const statusCode = resp.message.statusCode || 500;
if (statusCode != 200) {
core.error(`registryGet(${this.repo}:${tagOrDigest}) failed: ${statusCode} ${body}`);
throw DockerHub.parseError(resp, body);
}
return <T>JSON.parse(body);
}
private static getPlatformManifestDigest(index: Index): string {
private static getPlatformManifestDigest(index: Index, osOverride?: string): string {
// This doesn't handle all possible platforms normalizations, but it's good enough for now.
let pos: string = os.platform();
let pos: string = osOverride || os.platform();
if (pos == 'win32') {
pos = 'windows';
}
@@ -150,8 +165,10 @@ export class HubRepository {
return true;
});
if (!manifest) {
core.error(`Cannot find manifest for ${pos}/${arch}/${variant}`);
throw new Error(`Cannot find manifest for ${pos}/${arch}/${variant}`);
}
return manifest.digest;
}
}