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/**
* @license
* Copyright 2025 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
import * as fs from 'fs';
import * as path from 'path';
import { homedir } from 'os';
import { getErrorMessage, isWithinRoot } from '@google/gemini-cli-core';
import { Settings } from './settings.js';
import stripJsonComments from 'strip-json-comments';
export const TRUSTED_FOLDERS_FILENAME = 'trustedFolders.json';
export const SETTINGS_DIRECTORY_NAME = '.gemini';
export const USER_SETTINGS_DIR = path.join(homedir(), SETTINGS_DIRECTORY_NAME);
export const USER_TRUSTED_FOLDERS_PATH = path.join(
USER_SETTINGS_DIR,
TRUSTED_FOLDERS_FILENAME,
);
export enum TrustLevel {
TRUST_FOLDER = 'TRUST_FOLDER',
TRUST_PARENT = 'TRUST_PARENT',
DO_NOT_TRUST = 'DO_NOT_TRUST',
}
export interface TrustRule {
path: string;
trustLevel: TrustLevel;
}
export interface TrustedFoldersError {
message: string;
path: string;
}
export interface TrustedFoldersFile {
config: Record<string, TrustLevel>;
path: string;
}
export class LoadedTrustedFolders {
constructor(
public user: TrustedFoldersFile,
public errors: TrustedFoldersError[],
) {}
get rules(): TrustRule[] {
return Object.entries(this.user.config).map(([path, trustLevel]) => ({
path,
trustLevel,
}));
}
setValue(path: string, trustLevel: TrustLevel): void {
this.user.config[path] = trustLevel;
saveTrustedFolders(this.user);
}
}
export function loadTrustedFolders(): LoadedTrustedFolders {
const errors: TrustedFoldersError[] = [];
const userConfig: Record<string, TrustLevel> = {};
const userPath = USER_TRUSTED_FOLDERS_PATH;
// Load user trusted folders
try {
if (fs.existsSync(userPath)) {
const content = fs.readFileSync(userPath, 'utf-8');
const parsed = JSON.parse(stripJsonComments(content)) as Record<
string,
TrustLevel
>;
if (parsed) {
Object.assign(userConfig, parsed);
}
}
} catch (error: unknown) {
errors.push({
message: getErrorMessage(error),
path: userPath,
});
}
return new LoadedTrustedFolders(
{ path: userPath, config: userConfig },
errors,
);
}
export function saveTrustedFolders(
trustedFoldersFile: TrustedFoldersFile,
): void {
try {
// Ensure the directory exists
const dirPath = path.dirname(trustedFoldersFile.path);
if (!fs.existsSync(dirPath)) {
fs.mkdirSync(dirPath, { recursive: true });
}
fs.writeFileSync(
trustedFoldersFile.path,
JSON.stringify(trustedFoldersFile.config, null, 2),
'utf-8',
);
} catch (error) {
console.error('Error saving trusted folders file:', error);
}
}
export function isWorkspaceTrusted(settings: Settings): boolean | undefined {
const folderTrustFeature = settings.folderTrustFeature ?? false;
const folderTrustSetting = settings.folderTrust ?? true;
const folderTrustEnabled = folderTrustFeature && folderTrustSetting;
if (!folderTrustEnabled) {
return true;
}
const { rules, errors } = loadTrustedFolders();
if (errors.length > 0) {
for (const error of errors) {
console.error(
`Error loading trusted folders config from ${error.path}: ${error.message}`,
);
}
}
const trustedPaths: string[] = [];
const untrustedPaths: string[] = [];
for (const rule of rules) {
switch (rule.trustLevel) {
case TrustLevel.TRUST_FOLDER:
trustedPaths.push(rule.path);
break;
case TrustLevel.TRUST_PARENT:
trustedPaths.push(path.dirname(rule.path));
break;
case TrustLevel.DO_NOT_TRUST:
untrustedPaths.push(rule.path);
break;
default:
// Do nothing for unknown trust levels.
break;
}
}
const cwd = process.cwd();
for (const trustedPath of trustedPaths) {
if (isWithinRoot(cwd, trustedPath)) {
return true;
}
}
for (const untrustedPath of untrustedPaths) {
if (path.normalize(cwd) === path.normalize(untrustedPath)) {
return false;
}
}
return undefined;
}
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