mcp-connector/dist/utils/file-logger.js

MCP Remote Proxy Server for Streamable HTTP with OAuth Support.

import { appendFileSync, existsSync, mkdirSync } from "fs";
import { join } from "path";
import { homedir } from "os";
import { DEBUG_MODE } from "../constants/constants.js";
export class FileLogger {
    logPath;
    logFile;
    constructor(serverName, urlHash) {
        if (serverName === "default") {
            this.logPath = join(homedir(), ".mcp-connector");
            this.logFile = join(this.logPath, `mcp-connector-${new Date().toISOString().split("T")[0]}.log`);
        }
        else {
            this.logPath = join(homedir(), ".mcp-connector", urlHash);
            this.logFile = join(this.logPath, `${serverName}.log`);
        }
        this.ensureLogDirectoryExists();
    }
    ensureLogDirectoryExists() {
        try {
            if (!existsSync(this.logPath)) {
                mkdirSync(this.logPath, { recursive: true });
            }
        }
        catch {
            // Soft error
        }
    }
    // eslint-disable-next-line @typescript-eslint/no-explicit-any
    formatMessage(level, message, data) {
        const timestamp = new Date().toISOString();
        const dataStr = data ? ` | Data: ${JSON.stringify(data)}` : "";
        return `[${timestamp}] ${level.toUpperCase()}: ${message}${dataStr}\n`;
    }
    // eslint-disable-next-line @typescript-eslint/no-explicit-any
    writeLog(level, message, data) {
        try {
            const logEntry = this.formatMessage(level, message, data);
            appendFileSync(this.logFile, logEntry, "utf8");
        }
        catch {
            // Soft error
        }
    }
    // eslint-disable-next-line @typescript-eslint/no-explicit-any
    debug(message, data) {
        if (DEBUG_MODE) {
            this.writeLog("debug", message, data);
        }
    }
    // eslint-disable-next-line @typescript-eslint/no-explicit-any
    info(message, data) {
        this.writeLog("info", message, data);
    }
    // eslint-disable-next-line @typescript-eslint/no-explicit-any
    warn(message, data) {
        this.writeLog("warn", message, data);
    }
    // eslint-disable-next-line @typescript-eslint/no-explicit-any
    error(message, data) {
        this.writeLog("error", message, data);
    }
    // eslint-disable-next-line @typescript-eslint/no-explicit-any
    success(message, data) {
        this.writeLog("success", message, data);
    }
    // eslint-disable-next-line @typescript-eslint/no-explicit-any
    oauth(message, data) {
        this.writeLog("oauth", message, data);
    }
    // eslint-disable-next-line @typescript-eslint/no-explicit-any
    progress(message, data) {
        this.writeLog("progress", message, data);
    }
}
export function createLogger(serverName, urlHash) {
    return new FileLogger(serverName, urlHash);
}
export const logger = new FileLogger("default", "");
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