@light-merlin-dark/vssh
Version:
MCP-native SSH proxy for AI agents. CLI & MCP Server, plugin system, AI safety guards.
158 lines • 6.16 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || (function () {
var ownKeys = function(o) {
ownKeys = Object.getOwnPropertyNames || function (o) {
var ar = [];
for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
return ar;
};
return ownKeys(o);
};
return function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
__setModuleDefault(result, mod);
return result;
};
})();
Object.defineProperty(exports, "__esModule", { value: true });
exports.ProxyService = void 0;
const config_1 = require("../config");
const fs = __importStar(require("fs"));
const path = __importStar(require("path"));
class ProxyService {
constructor(config, sshService, commandGuard) {
this.isLocal = false;
this.config = config;
this.sshService = sshService;
this.commandGuard = commandGuard;
}
setLocalMode(local) {
this.isLocal = local;
}
isLocalMode() {
return this.isLocal;
}
async executeCommand(command, options = {}) {
const timestamp = new Date().toISOString();
const startTime = Date.now();
const outputMode = options.outputMode || 'raw';
// Check command safety unless explicitly skipped
if (!options.skipGuard) {
const guardResult = this.commandGuard.checkCommand(command);
// Display warnings
if (guardResult.reasons.length > 0) {
guardResult.reasons.forEach(reason => {
if (reason.startsWith('⚠️')) {
console.warn(reason);
}
});
}
if (guardResult.isBlocked) {
this.commandGuard.displayBlockedMessage(command, guardResult);
this.commandGuard.logBlockedCommand(command, guardResult);
throw new Error(`Command blocked: ${guardResult.reasons.join(', ')}`);
}
}
// Log command start (to file only, no console output for SSH purity)
if (!options.skipLogging) {
const logEntry = `[${timestamp}] ${this.isLocal ? 'LOCAL' : 'REMOTE'} COMMAND: ${command}\n`;
this.ensureLogsDirectory();
fs.appendFileSync(path.join(config_1.LOGS_PATH, 'proxy_commands.log'), logEntry);
}
let output;
try {
if (this.isLocal) {
// Execute locally using child_process
const { execSync } = await Promise.resolve().then(() => __importStar(require('child_process')));
output = execSync(command, {
encoding: 'utf8',
cwd: options.workingDirectory,
maxBuffer: 10 * 1024 * 1024 // 10MB buffer
});
}
else {
// Execute via SSH
output = await this.sshService.executeCommand(command);
}
}
catch (error) {
const duration = Date.now() - startTime;
// Log error
if (!options.skipLogging) {
const errorLog = `[${timestamp}] ERROR [${duration}ms]: ${error.message}\n${'='.repeat(80)}\n`;
fs.appendFileSync(path.join(config_1.LOGS_PATH, 'proxy_commands.log'), errorLog);
}
throw error;
}
const duration = Date.now() - startTime;
// Log result (to file only, no console output for SSH purity)
if (!options.skipLogging) {
const resultLog = `[${timestamp}] RESULT [${duration}ms]:\n${output}\n${'='.repeat(80)}\n`;
fs.appendFileSync(path.join(config_1.LOGS_PATH, 'proxy_commands.log'), resultLog);
}
return {
output,
duration,
timestamp,
command,
isLocal: this.isLocal,
exitCode: 0
};
}
ensureLogsDirectory() {
if (!fs.existsSync(config_1.LOGS_PATH)) {
fs.mkdirSync(config_1.LOGS_PATH, { recursive: true });
}
}
formatJSONResponse(result, error) {
const response = {
success: !error,
command: result.command,
duration: result.duration,
timestamp: result.timestamp,
output: result.output,
error: error?.message,
metadata: {
isLocal: result.isLocal,
exitCode: error ? 1 : result.exitCode || 0
}
};
// Apply field filtering if specified
if (this.jsonFields && this.jsonFields.length > 0) {
const filteredResponse = {};
this.jsonFields.forEach(field => {
if (field in response) {
filteredResponse[field] = response[field];
}
if (field === 'metadata' && response.metadata) {
filteredResponse.metadata = response.metadata;
}
});
return JSON.stringify(filteredResponse, null, 2);
}
return JSON.stringify(response, null, 2);
}
setJSONFields(fields) {
this.jsonFields = fields;
}
}
exports.ProxyService = ProxyService;
//# sourceMappingURL=proxy-service.js.map