Avoid postinstall by using optionalDependencies for each platform

change/change-4c12df77-7abf-469a-b9fc-dbfdca11d96e.json

@@ -0,0 +1,25 @@
+{
+  "changes": [
+    {
+      "type": "none",
+      "comment": "Add platform-specific binary package for azureauth",
+      "packageName": "@microsoft/azureauth-darwin-arm64",
+      "email": "sverre.johansen@microsoft.com",
+      "dependentChangeType": "none"
+    },
+    {
+      "type": "none",
+      "comment": "Add platform-specific binary package for azureauth",
+      "packageName": "@microsoft/azureauth-darwin-x64",
+      "email": "sverre.johansen@microsoft.com",
+      "dependentChangeType": "none"
+    },
+    {
+      "type": "none",
+      "comment": "Add platform-specific binary package for azureauth",
+      "packageName": "@microsoft/azureauth-win32-x64",
+      "email": "sverre.johansen@microsoft.com",
+      "dependentChangeType": "none"
+    }
+  ]
+}

change/change-7b213891-7a87-43e9-8e50-b3c5772dd1ca.json

@@ -0,0 +1,11 @@
+{
+  "changes": [
+    {
+      "type": "patch",
+      "comment": "Add optionalDependencies support for platform-specific binaries (esbuild pattern)",
+      "packageName": "azureauth",
+      "email": "sverre.johansen@microsoft.com",
+      "dependentChangeType": "patch"
+    }
+  ]
+}

packages/azureauth-darwin-arm64/.gitignore

@@ -0,0 +1,2 @@
+# Binary files are downloaded during publish, not committed
+bin/

packages/azureauth-darwin-arm64/LICENSE

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) Microsoft Corporation.
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

packages/azureauth-darwin-arm64/package.json

@@ -0,0 +1,20 @@
+{
+  "name": "@microsoft/azureauth-darwin-arm64",
+  "version": "0.8.4",
+  "description": "The macOS ARM64 binary for azureauth",
+  "repository": {
+    "url": "https://github.com/microsoft/ado-npm-auth"
+  },
+  "license": "MIT",
+  "preferUnplugged": true,
+  "os": [
+    "darwin"
+  ],
+  "cpu": [
+    "arm64"
+  ],
+  "files": [
+    "bin",
+    "LICENSE"
+  ]
+}

packages/azureauth-darwin-x64/.gitignore

@@ -0,0 +1,2 @@
+# Binary files are downloaded during publish, not committed
+bin/

packages/azureauth-darwin-x64/LICENSE

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) Microsoft Corporation.
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

packages/azureauth-darwin-x64/package.json

@@ -0,0 +1,20 @@
+{
+  "name": "@microsoft/azureauth-darwin-x64",
+  "version": "0.8.4",
+  "description": "The macOS x64 binary for azureauth",
+  "repository": {
+    "url": "https://github.com/microsoft/ado-npm-auth"
+  },
+  "license": "MIT",
+  "preferUnplugged": true,
+  "os": [
+    "darwin"
+  ],
+  "cpu": [
+    "x64"
+  ],
+  "files": [
+    "bin",
+    "LICENSE"
+  ]
+}

packages/azureauth-win32-x64/.gitignore

@@ -0,0 +1,2 @@
+# Binary files are downloaded during publish, not committed
+bin/

packages/azureauth-win32-x64/LICENSE

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) Microsoft Corporation.
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

packages/azureauth-win32-x64/package.json

@@ -0,0 +1,20 @@
+{
+  "name": "@microsoft/azureauth-win32-x64",
+  "version": "0.8.4",
+  "description": "The Windows x64 binary for azureauth",
+  "repository": {
+    "url": "https://github.com/microsoft/ado-npm-auth"
+  },
+  "license": "MIT",
+  "preferUnplugged": true,
+  "os": [
+    "win32"
+  ],
+  "cpu": [
+    "x64"
+  ],
+  "files": [
+    "bin",
+    "LICENSE"
+  ]
+}

packages/node-azureauth/package.json

@@ -11,14 +11,17 @@
   "type": "module",
   "scripts": {
     "build": "tsc",
-    "bundle": "yarn bundleInstall && yarn bundleCli && yarn bundleIndex",
+    "bundle": "yarn bundleInstall && yarn bundleCli && yarn bundleIndex && yarn bundlePublish",
     "bundleInstall": "esbuild --sourcemap --bundle --minify --platform=node --outfile=dist/install.cjs src/install.ts",
     "bundleCli": "esbuild --sourcemap --bundle --minify --platform=node cli.js --outfile=dist/cli.cjs",
     "bundleIndex": "esbuild --sourcemap --bundle --minify --platform=node --format=esm src/index.ts --outfile=dist/index.js",
+    "bundlePublish": "esbuild --sourcemap --bundle --minify --platform=node --outfile=dist/publish-all.cjs src/publish-all.ts",
     "lint": "prettier --check src/**/*.ts ./cli.js ",
     "start": "tsc --watch",
     "test": "vitest run src",
-    "postinstall": "node ./scripts/install.cjs"
+    "postinstall": "node ./scripts/install.cjs",
+    "publish-all": "node ./dist/publish-all.cjs",
+    "publish-all:dry-run": "node ./dist/publish-all.cjs --dry-run"
   },
   "files": [
     "dist/install.cjs",

packages/node-azureauth/src/azure-auth-command.ts

@@ -1,7 +1,56 @@
 import path from "node:path";
 import process from "node:process";
+import fs from "node:fs";
+import { createRequire } from "node:module";
 
+import { PLATFORM_PACKAGES } from "./constants.js";
+
+const require = createRequire(import.meta.url);
+
+/**
+ * Try to find the binary from the platform-specific optional dependency.
+ * Returns the path to the binary if found, null otherwise.
+ */
+function getBinaryFromOptionalDep(): string | null {
+  const platform = process.platform;
+  const arch = process.arch;
+
+  const packageName = PLATFORM_PACKAGES[platform]?.[arch];
+  if (!packageName) {
+    return null;
+  }
+
+  const binaryName = platform === "win32" ? "azureauth.exe" : "azureauth";
+
+  try {
+    // Resolve the package directory
+    const packageJson = require.resolve(`${packageName}/package.json`);
+    const packageDir = path.dirname(packageJson);
+    const binaryPath = path.join(packageDir, "bin", binaryName);
+
+    if (fs.existsSync(binaryPath)) {
+      return binaryPath;
+    }
+  } catch {
+    // Package not installed, fall through to return null
+  }
+
+  return null;
+}
+
+/**
+ * Get the path to the azureauth binary.
+ * First checks for platform-specific optional dependency,
+ * then falls back to the postinstall-downloaded binary.
+ */
 export const azureAuthCommand = () => {
+  // First, try the platform-specific optional dependency
+  const optionalDepBinary = getBinaryFromOptionalDep();
+  if (optionalDepBinary) {
+    return optionalDepBinary;
+  }
+
+  // Fall back to the postinstall-downloaded binary
   let azureauth = path.join(__dirname, "..", "bin", "azureauth", "azureauth");
 
   if (process.platform === "win32") {

packages/node-azureauth/src/constants.ts

@@ -0,0 +1,11 @@
+export const AZURE_AUTH_VERSION = "0.8.4";
+
+export const PLATFORM_PACKAGES: Record<string, Record<string, string>> = {
+  darwin: {
+    arm64: "@microsoft/azureauth-darwin-arm64",
+    x64: "@microsoft/azureauth-darwin-x64",
+  },
+  win32: {
+    x64: "@microsoft/azureauth-win32-x64",
+  },
+};

packages/node-azureauth/src/install.ts

@@ -4,7 +4,33 @@ import fs from "node:fs";
 import { DownloaderHelper } from "node-downloader-helper";
 import decompress from "decompress";
 
-const AZURE_AUTH_VERSION = "0.8.4";
+import { AZURE_AUTH_VERSION, PLATFORM_PACKAGES } from "./constants.js";
+
+declare const require: NodeRequire;
+
+export { AZURE_AUTH_VERSION };
+
+/**
+ * Check if the binary is available via optional dependency.
+ */
+function isOptionalDepInstalled(): boolean {
+  const platformPackage = PLATFORM_PACKAGES[process.platform]?.[process.arch];
+  if (!platformPackage) {
+    return false;
+  }
+
+  const binaryName =
+    process.platform === "win32" ? "azureauth.exe" : "azureauth";
+
+  try {
+    const resolvedPath = require.resolve(`${platformPackage}/package.json`);
+    const packageDir = path.dirname(resolvedPath);
+    const binaryPath = path.join(packageDir, "bin", binaryName);
+    return fs.existsSync(binaryPath);
+  } catch {
+    return false;
+  }
+}
 
 async function download(url: string, saveDirectory: string): Promise<void> {
   const downloader = new DownloaderHelper(url, saveDirectory);
@@ -46,6 +72,14 @@ export const AZUREAUTH_NAME =
     : AZUREAUTH_NAME_MAP.def;
 
 export const install = async () => {
+  // Check if binary is available via optional dependency (esbuild pattern)
+  if (isOptionalDepInstalled()) {
+    console.log(
+      "azureauth binary available via platform-specific package, skipping download",
+    );
+    return;
+  }
+
   const OUTPUT_DIR = path.join(__dirname, "..", "bin");
   const fileExist = (pathToCheck: string) => {
     try {