Permit usage of javaagent (no prompt) if resource not in workspace

- Fixes #1965

Signed-off-by: Roland Grunberg <rgrunber@redhat.com>

Author: rgrunber

src/javaServerStarter.ts

@@ -6,7 +6,7 @@ import * as os from 'os';
 import * as fs from 'fs';
 import { StreamInfo, Executable, ExecutableOptions } from 'vscode-languageclient/node';
 import { RequirementsData } from './requirements';
-import { getJavaEncoding, IS_WORKSPACE_VMARGS_ALLOWED, getKey, getJavaagentFlag } from './settings';
+import { getJavaEncoding, IS_WORKSPACE_VMARGS_ALLOWED, getKey, getJavaagentFlag, isInWorkspaceFolder } from './settings';
 import { logger } from './log';
 import { getJavaConfiguration, deleteDirectory, ensureExists, getTimestamp } from './utils';
 import { workspace, ExtensionContext } from 'vscode';
@@ -65,11 +65,12 @@ function prepareParams(requirements: RequirementsData, javaConfiguration, worksp
 	}
 	let vmargsCheck = workspace.getConfiguration().inspect('java.jdt.ls.vmargs').workspaceValue;
 	if (vmargsCheck !== undefined) {
+		const isWorkspaceTrusted = (workspace as any).isTrusted; // keep compatibility for old engines < 1.56.0
 		const agentFlag = getJavaagentFlag(vmargsCheck);
-		if (agentFlag !== null) {
+		if (agentFlag !== null && (isWorkspaceTrusted === undefined || !isWorkspaceTrusted)) {
 			const keyVmargs = getKey(IS_WORKSPACE_VMARGS_ALLOWED, context.storagePath, vmargsCheck);
 			const key = context.globalState.get(keyVmargs);
-			if (key !== true) {
+			if (key !== true && (workspace.workspaceFolders && isInWorkspaceFolder(agentFlag, workspace.workspaceFolders))) {
 				vmargsCheck = workspace.getConfiguration().inspect('java.jdt.ls.vmargs').globalValue;
 			}
 		}

src/settings.ts

@@ -1,7 +1,7 @@
 'use strict';
 
 import * as path from 'path';
-import { window, Uri, workspace, WorkspaceConfiguration, commands, ConfigurationTarget, env, ExtensionContext, TextEditor, Range, Disposable } from 'vscode';
+import { window, Uri, workspace, WorkspaceConfiguration, commands, ConfigurationTarget, env, ExtensionContext, TextEditor, Range, Disposable, WorkspaceFolder } from 'vscode';
 import { Commands } from './commands';
 import { getJavaConfiguration } from './utils';
 
@@ -141,11 +141,12 @@ export async function checkJavaPreferences(context: ExtensionContext) {
 	}
 	const vmargs = workspace.getConfiguration().inspect('java.jdt.ls.vmargs').workspaceValue;
 	if (vmargs !== undefined) {
+		const isWorkspaceTrusted = (workspace as any).isTrusted; // keep compatibility for old engines < 1.56.0
 		const agentFlag = getJavaagentFlag(vmargs);
-		if (agentFlag !== null) {
+		if (agentFlag !== null && (isWorkspaceTrusted === undefined || !isWorkspaceTrusted)) {
 			const keyVmargs = getKey(IS_WORKSPACE_VMARGS_ALLOWED, context.storagePath, vmargs);
 			const vmargsVerified = globalState.get(keyVmargs);
-			if (vmargsVerified === undefined || vmargsVerified === null) {
+			if ((vmargsVerified === undefined || vmargsVerified === null) && (workspace.workspaceFolders && isInWorkspaceFolder(agentFlag, workspace.workspaceFolders))) {
 				await window.showErrorMessage(`Security Warning! The java.jdt.ls.vmargs variable defined in ${env.appName} settings includes the (${agentFlag}) javagent preference. Do you allow it to be used?`, disallow, allow).then(async selection => {
 					if (selection === allow) {
 						globalState.update(keyVmargs, true);
@@ -187,6 +188,10 @@ export function getJavaagentFlag(vmargs) {
 	return agentFlag;
 }
 
+export function isInWorkspaceFolder(loc: string, workspaceFolders: readonly WorkspaceFolder[]) {
+	return !path.isAbsolute(loc) || workspaceFolders.some(dir => loc.startsWith(dir.uri.fsPath));
+}
+
 export enum ServerMode {
 	STANDARD = 'Standard',
 	LIGHTWEIGHT = 'LightWeight',