buildx: generate random metadata filename

Signed-off-by: CrazyMax <1951866+crazy-max@users.noreply.github.com>

src/buildx/bake.ts

@@ -46,17 +46,19 @@ export interface BakeCmdOpts {
 
 export class Bake {
   private readonly buildx: Buildx;
+  private readonly metadataFilename: string;
 
   constructor(opts?: BakeOpts) {
     this.buildx = opts?.buildx || new Buildx();
+    this.metadataFilename = `bake-metadata-${Util.generateRandomString()}.json`;
   }
 
-  public static getMetadataFilePath(): string {
-    return path.join(Context.tmpDir(), 'bake-metadata.json');
+  public getMetadataFilePath(): string {
+    return path.join(Context.tmpDir(), this.metadataFilename);
   }
 
-  public static resolveMetadata(): BakeMetadata | undefined {
-    const metadataFile = Bake.getMetadataFilePath();
+  public resolveMetadata(): BakeMetadata | undefined {
+    const metadataFile = this.getMetadataFilePath();
     if (!fs.existsSync(metadataFile)) {
       return undefined;
     }
@@ -67,8 +69,8 @@ export class Bake {
     return <BakeMetadata>JSON.parse(content);
   }
 
-  public static resolveRefs(): Array<string> | undefined {
-    const metadata = Bake.resolveMetadata();
+  public resolveRefs(): Array<string> | undefined {
+    const metadata = this.resolveMetadata();
     if (!metadata) {
       return undefined;
     }

src/buildx/build.ts

@@ -19,31 +19,46 @@ import path from 'path';
 import * as core from '@actions/core';
 import {parse} from 'csv-parse/sync';
 
+import {Buildx} from './buildx';
 import {Context} from '../context';
 import {GitHub} from '../github';
 import {Util} from '../util';
 
 import {BuildMetadata} from '../types/build';
 
+export interface BuildOpts {
+  buildx?: Buildx;
+}
+
 export class Build {
-  public static getImageIDFilePath(): string {
-    return path.join(Context.tmpDir(), 'build-iidfile.txt');
+  private readonly buildx: Buildx;
+  private readonly iidFilename: string;
+  private readonly metadataFilename: string;
+
+  constructor(opts?: BuildOpts) {
+    this.buildx = opts?.buildx || new Buildx();
+    this.iidFilename = `build-iidfile-${Util.generateRandomString()}.txt`;
+    this.metadataFilename = `build-metadata-${Util.generateRandomString()}.json`;
   }
 
-  public static resolveImageID(): string | undefined {
-    const iidFile = Build.getImageIDFilePath();
+  public getImageIDFilePath(): string {
+    return path.join(Context.tmpDir(), this.iidFilename);
+  }
+
+  public resolveImageID(): string | undefined {
+    const iidFile = this.getImageIDFilePath();
     if (!fs.existsSync(iidFile)) {
       return undefined;
     }
     return fs.readFileSync(iidFile, {encoding: 'utf-8'}).trim();
   }
 
-  public static getMetadataFilePath(): string {
-    return path.join(Context.tmpDir(), 'build-metadata.json');
+  public getMetadataFilePath(): string {
+    return path.join(Context.tmpDir(), this.metadataFilename);
   }
 
-  public static resolveMetadata(): BuildMetadata | undefined {
-    const metadataFile = Build.getMetadataFilePath();
+  public resolveMetadata(): BuildMetadata | undefined {
+    const metadataFile = this.getMetadataFilePath();
     if (!fs.existsSync(metadataFile)) {
       return undefined;
     }
@@ -54,8 +69,8 @@ export class Build {
     return <BuildMetadata>JSON.parse(content);
   }
 
-  public static resolveRef(): string | undefined {
-    const metadata = Build.resolveMetadata();
+  public resolveRef(): string | undefined {
+    const metadata = this.resolveMetadata();
     if (!metadata) {
       return undefined;
     }
@@ -65,8 +80,8 @@ export class Build {
     return undefined;
   }
 
-  public static resolveDigest(): string | undefined {
-    const metadata = Build.resolveMetadata();
+  public resolveDigest(): string | undefined {
+    const metadata = this.resolveMetadata();
     if (!metadata) {
       return undefined;
     }

src/toolkit.ts

@@ -15,8 +15,9 @@
  */
 
 import {Buildx} from './buildx/buildx';
+import {Build as BuildxBuild} from './buildx/build';
+import {Bake as BuildxBake} from './buildx/bake';
 import {Install as BuildxInstall} from './buildx/install';
-import {Bake} from './buildx/bake';
 import {Builder} from './buildx/builder';
 import {BuildKit} from './buildkit/buildkit';
 import {GitHub} from './github';
@@ -32,16 +33,18 @@ export interface ToolkitOpts {
 export class Toolkit {
   public github: GitHub;
   public buildx: Buildx;
+  public buildxBuild: BuildxBuild;
+  public buildxBake: BuildxBake;
   public buildxInstall: BuildxInstall;
-  public bake: Bake;
   public builder: Builder;
   public buildkit: BuildKit;
 
   constructor(opts: ToolkitOpts = {}) {
     this.github = new GitHub({token: opts.githubToken});
     this.buildx = new Buildx();
+    this.buildxBuild = new BuildxBuild({buildx: this.buildx});
+    this.buildxBake = new BuildxBake({buildx: this.buildx});
     this.buildxInstall = new BuildxInstall();
-    this.bake = new Bake({buildx: this.buildx});
     this.builder = new Builder({buildx: this.buildx});
     this.buildkit = new BuildKit({buildx: this.buildx});
   }