@fairmint/canton-node-sdk/build/src/core/logging/FileLogger.js

Canton Node SDK

"use strict";
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.FileLogger = void 0;
const path = __importStar(require("path"));
const fs = __importStar(require("fs"));
/** Logs API requests and responses to files with sensitive data redaction */
class FileLogger {
    constructor(config = {}) {
        this.enableFileLogging = config.enableLogging ?? true;
        this.logDir = config.logDir || path.join(__dirname, '../../../logs');
        this.setupLogging();
    }
    setupLogging() {
        if (!this.enableFileLogging) {
            return;
        }
        if (!fs.existsSync(this.logDir)) {
            try {
                fs.mkdirSync(this.logDir, { recursive: true });
            }
            catch (error) {
                console.warn('Could not create logs directory, disabling file logging:', error);
                this.enableFileLogging = false;
            }
        }
    }
    async logRequestResponse(url, request, response) {
        if (!this.enableFileLogging) {
            return;
        }
        try {
            const timestamp = new Date().toISOString();
            const logEntry = {
                timestamp,
                url,
                request: this.sanitizeForLogging(request),
                response: this.sanitizeForLogging(response),
            };
            const logFile = path.join(this.logDir, `api-${timestamp.split('T')[0]}.log`);
            const logLine = JSON.stringify(logEntry) + '\n';
            await fs.promises.appendFile(logFile, logLine);
        }
        catch (error) {
            console.warn('Failed to log request/response:', error);
        }
    }
    sanitizeForLogging(obj) {
        if (obj === null || obj === undefined) {
            return obj;
        }
        if (typeof obj === 'string') {
            return obj;
        }
        if (typeof obj === 'object') {
            const sanitized = {};
            for (const [key, value] of Object.entries(obj)) {
                // Skip sensitive fields
                if (['password', 'client_secret', 'access_token', 'authorization'].includes(key.toLowerCase())) {
                    sanitized[key] = '[REDACTED]';
                }
                else {
                    sanitized[key] = value;
                }
            }
            return sanitized;
        }
        return obj;
    }
}
exports.FileLogger = FileLogger;
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