@carlosbajo/roket-micro/lib/google-loggin.js

framework para microservicios con google/pubsub

const googleLoggin = require('@google-cloud/logging');
const fs = require('fs');

const { name, version } = require(`${process.cwd()}/package.json`); // eslint-disable-line
// const googleErrors = require('@google/cloud-errors');

const fileKey = fs.readFileSync(process.env.GOOGLE_APPLICATION_CREDENTIALS); // eslint-disable-line

// const errors = googleErrors.start({
//   ignoreEnvironmentCheck: true,
//   reportUncaughtExceptions: true,
//   serviceContext: { service: name, version }
// });
const key = JSON.parse(fileKey);
const isLocal = key.client_email.includes('local');
const rename = (val) => {
    let response;
    if (!val) return 'default';
    if (isLocal) response = `local.${val}`;
    else response = val;
    return response;
};

const loggingClient = googleLoggin();
const logFunction = gLog => async (logName, userId, metadata, level = 'write') => {
    const type = { type: 'container', labels: { cluster_name: rename(process.env.CLUSTER_NAME), namespace_id: process.env.NAMEPSACE || 'default' } };
    const log = loggingClient.log(name);
    const data = { resource: type };
    const payload = { delegate: userId, data: metadata, route: logName };
    const entry = log.entry(data, payload);
    log[level](entry)
        .then(() => {
            gLog.info(`Logged to:${JSON.stringify(data)}, value: ${JSON.stringify(payload)}`); // eslint-disable-line
        }).catch(err => {
            gLog.error('Google-loggin error:', err); // eslint-disable-line
            // errors.report(new Error(err));
        });
};

module.exports = logger => logFunction(logger);