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/*
* Copyright (C) 2022 Amazon.com Inc. or its affiliates. All rights reserved.
* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
*/
import * as vscode from 'vscode';
import * as os from 'os';
import * as path from 'path';
import * as fs from 'fs';
import {
checkIfFileExists,
downloadFile,
unzipFile,
} from './directoryUtilities';
import { SelectionOfPrompt } from '../constants';
const LLDB_RESOURCE_DIR = 'resource/debug';
const LLDB_OS_DOWNLOAD_URL_SUFFIX_MAP: Partial<
Record<NodeJS.Platform, string>
> = {
linux: 'x86_64-ubuntu-20.04',
darwin: 'universal-macos-latest',
};
const WAMR_LLDB_NOT_SUPPORTED_ERROR = new Error(
'WAMR LLDB is not supported on this platform'
);
function getLLDBUnzipFilePath(destinationFolder: string, filename: string) {
const dirs = filename.split('/');
if (dirs[0] === 'wamr-lldb') {
dirs.shift();
}
return path.join(destinationFolder, ...dirs);
}
export function getWAMRExtensionVersion(
context: vscode.ExtensionContext
): string {
// eslint-disable-next-line @typescript-eslint/no-var-requires
return require(path.join(context.extensionPath, 'package.json')).version;
}
function getLLDBDownloadUrl(context: vscode.ExtensionContext): string {
const wamrVersion = getWAMRExtensionVersion(context);
const lldbOsUrlSuffix = LLDB_OS_DOWNLOAD_URL_SUFFIX_MAP[os.platform()];
if (!lldbOsUrlSuffix) {
throw WAMR_LLDB_NOT_SUPPORTED_ERROR;
}
return `https://github.com/bytecodealliance/wasm-micro-runtime/releases/download/WAMR-${wamrVersion}/wamr-lldb-${wamrVersion}-${lldbOsUrlSuffix}.zip`;
}
export function isLLDBInstalled(context: vscode.ExtensionContext): boolean {
const extensionPath = context.extensionPath;
const lldbOSDir = os.platform();
const lldbBinaryPath = path.join(
extensionPath,
LLDB_RESOURCE_DIR,
lldbOSDir,
'bin',
'lldb'
);
return checkIfFileExists(lldbBinaryPath);
}
export async function promptInstallLLDB(
context: vscode.ExtensionContext
): Promise<SelectionOfPrompt> {
const extensionPath = context.extensionPath;
const response = await vscode.window.showWarningMessage(
'No LLDB instance found. Setup now?',
SelectionOfPrompt.setUp,
SelectionOfPrompt.skip
);
if (response === SelectionOfPrompt.skip) {
return response;
}
const downloadUrl = getLLDBDownloadUrl(context);
const destinationDir = os.platform();
if (!downloadUrl) {
throw WAMR_LLDB_NOT_SUPPORTED_ERROR;
}
const lldbDestinationFolder = path.join(
extensionPath,
LLDB_RESOURCE_DIR,
destinationDir
);
const lldbZipPath = path.join(lldbDestinationFolder, 'bundle.zip');
vscode.window.showInformationMessage(`Downloading LLDB...`);
await downloadFile(downloadUrl, lldbZipPath);
vscode.window.showInformationMessage(
`LLDB downloaded to ${lldbZipPath}. Installing...`
);
const lldbFiles = await unzipFile(lldbZipPath, filename =>
getLLDBUnzipFilePath(lldbDestinationFolder, filename)
);
// Allow execution of lldb
lldbFiles.forEach(file => fs.chmodSync(file, '0775'));
vscode.window.showInformationMessage(
`LLDB installed at ${lldbDestinationFolder}`
);
// Remove the bundle.zip
fs.unlinkSync(lldbZipPath);
return SelectionOfPrompt.setUp;
}
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