@carlosbajo/roket-micro/lib/jwt.js

framework para microservicios con google/pubsub

module.exports = {
  getHeader: function getHeader() {
    if (this.header.authorization) {
      const parts = this.header.authorization.split(' ');
      let scheme;
      let credentials;
      let token;
      if (parts.length === 2) {
        scheme = parts[0];
        credentials = parts[1];
        if (/^Bearer$/i.test(scheme)) {
          token = credentials;
        }
        return token;
      }
    }
    return null;
  },
  middleware: async (ctx, next) => {
    if (ctx.state.usuario) {
      const parts = ctx.header.authorization.split(' ');
      let scheme;
      let credentials;
      let token;
      if (parts.length === 2) {
        scheme = parts[0];
        credentials = parts[1];
        if (/^Bearer$/i.test(scheme)) {
          token = credentials;
        }
        ctx.state.jwt = token;
      }
    } else {
      ctx.state.jwt = null;
    }
    await next();
  }
};