cfdi40/src/createPems.js

Libreria para crear y sellar xml cfdi V4.0

const os = require('os')
const fs = require('fs')
const openssl = require('openssl-nodejs')
const spawn = require('child_process').spawn;
const path = require('path');
function getOpenSSLPath() {
  if (process.platform === 'win32') {
    return "C:\\Program Files\\OpenSSL-Win64\\bin\\openssl.exe"; // ajusta según instalación
  }
  return "openssl"; // Linux / Mac
}
class certOrKeyPem {
    constructor() {}
    async generateCertToPem(cert, outPath) {
        spawn(getOpenSSLPath(), ['version']);
      return new Promise((resolve, reject) => {
        const proc = spawn(getOpenSSLPath(), [
        'x509',
        '-inform', 'DER',
        '-in', cert,
        '-out', outPath
        ]);

        proc.on('error', (err) => reject(err));
        proc.on('close', (code) => {
        if (code === 0) resolve(outPath);
        else reject(new Error(`OpenSSL exited with code ${code}`));
        });
    });
    }
    generateKeyToPem(key, passphrase, outPath) {
      return new Promise((resolve, reject) => {
        const process = spawn(getOpenSSLPath(), [
            'pkcs8',
            '-inform', 'DER',
            '-in', key,
            '-passin', `pass:${passphrase}`,
            '-outform', 'PEM',
            '-out', outPath
        ]);

        // Capturar errores
        process.stderr.on('data', (data) => {
            console.error(`[OpenSSL stderr]: ${data.toString()}`);

        });

        // Ver si el proceso termina con éxito o con error
        process.on('close', (code) => {
            if (code === 0) {
                console.log("Conversión a PEM completada.");
                resolve();
            } else {
                reject(new Error(`OpenSSL falló con código de salida ${code}`));
            }
        });

        process.on('error', (err) => {
            reject(err);
        });
    });
    }

}

module.exports = certOrKeyPem