Install script

Author: docd27

build.binaries.json

@@ -4,7 +4,7 @@
       "name": "glslangValidator LICENSE",
       "url": "https://raw.githubusercontent.com/KhronosGroup/glslang/master/LICENSE.txt",
       "fileList": [
-        "glslangValidator-LICENSE.txt"
+        "glslangValidator-LICENSE"
       ]
     },
     {

install.mjs

@@ -0,0 +1,64 @@
+import {configurePlatformBinaries, getPkg, allToolInfo} from './lib/tools.js';
+import {fixPerms, allFilesExist, downloadFile, downloadProgress,
+  checkMakeFolder, unzipAndDelete} from './lib/download.js';
+import * as path from 'path';
+
+const fatalError = (err) => {
+  console.error(err);
+  console.error(`Installing required binary tools failed.`);
+  console.error(`\n** Manual Khronos tool installation required **\n\n${allToolInfo()}`);
+  process.exit(0); // Allow npm install to proceed
+};
+
+(async function main() {
+  const binSource = configurePlatformBinaries();
+
+  if (!binSource || !binSource.tag) {
+    fatalError('Prebuilt binaries not available for this platform');
+  }
+
+  if (allFilesExist(binSource.fileList)) {
+    console.info('All binaries already installed');
+    fixPerms(binSource.fileList);
+    process.exit(0);
+  }
+
+  const downloadBaseURL = getPkg()?.installBinaries?.url;
+  const downloadTag = getPkg()?.installBinaries?.tag;
+
+  if (!downloadBaseURL || !downloadTag) {
+    fatalError('No configured download URL');
+  }
+
+  try {
+    checkMakeFolder(binSource.folderPath);
+  } catch (err) {
+    fatalError('Failed to create output folder');
+  }
+
+  const downloadArchiveName = `${binSource.tag}.zip`;
+  const downloadURL = new URL(`${downloadTag}/${downloadArchiveName}`, downloadBaseURL).toString();
+
+  const downloadArchivePath = path.join(binSource.folderPath, downloadArchiveName);
+
+  try {
+    await downloadFile(downloadURL, downloadArchivePath, downloadProgress(`binaries for ${binSource.tag}`));
+
+    const unzippedFiles = unzipAndDelete(downloadArchivePath, binSource.folderPath);
+
+    console.log(unzippedFiles.join('\n'));
+
+    if (allFilesExist(binSource.fileList)) {
+      fixPerms(binSource.fileList);
+    } else {
+      fatalError('Downloaded archive did not include the expected binaries');
+    }
+
+  } catch (err) {
+    console.log(err);
+    fatalError(`Failed to download binaries for ${binSource.tag}\n${err.message}`);
+  }
+
+  console.log('Install completed');
+  process.exit(0);
+})();

lib/download.js

@@ -1,14 +1,20 @@
 import * as fsSync from 'fs';
 import {default as createHttpsProxyAgent} from 'https-proxy-agent';
-import {default as FileCache} from '@derhuerst/http-basic/lib/FileCache.js';
+import {default as TFileCache} from '@derhuerst/http-basic/lib/FileCache.js';
 import * as querystring from 'querystring';
 import {default as request} from '@derhuerst/http-basic';
-import * as ProgressBar from 'progress';
-import * as AdmZip from 'adm-zip';
+import {default as ProgressBar} from 'progress';
+import {default as AdmZip} from 'adm-zip';
 
 import {URL} from 'url';
 import {argQuote, getCachePath, launchToolPath, runTool} from './tools.js';
 
+/**
+ * @typedef {import('@derhuerst/http-basic/lib/FileCache.js').default} FileCacheInst
+ * @type {typeof import('@derhuerst/http-basic/lib/FileCache.js').default} */
+const FileCache = (
+  /** @type {any} */(TFileCache).default);
+
 /**
  * @param {import('@derhuerst/http-basic').HttpVerb} method
  * @param {string | URL} url
@@ -31,7 +37,7 @@ const normalizeS3Url = (url) => {
   return url.href;
 };
 
-/** @type {{proxyAgent: false|import('https-proxy-agent').HttpsProxyAgent, cache: FileCache}} */
+/** @type {{proxyAgent: false|import('https-proxy-agent').HttpsProxyAgent, cache: FileCacheInst}} */
 let httpHelpers = null;
 function initHTTP() {
   if (httpHelpers) return;

package.json

@@ -23,9 +23,14 @@
   "main": "index.js",
   "type": "module",
   "scripts": {
+    "install": "node install.mjs",
     "lint": "eslint .",
     "test": "node ./test/index.js"
   },
+  "installBinaries": {
+    "url": "https://github.com/docd27/rollup-plugin-glsl-optimize/releases/download/",
+    "tag": "b0.0.1"
+  },
   "dependencies": {
     "@derhuerst/http-basic": "^8.2.1",
     "@rollup/pluginutils": "^4.1.0",