createWithAuth0ExternalID.js

'use strict';
const box = require('box-node-sdk');
const fs = require('fs');

let configFile = fs.readFileSync('config.json');
configFile = JSON.parse(configFile);
let session = box.getPreconfiguredInstance(configFile);
let serviceAccountClient = session.getAppAuthClient('enterprise');

serviceAccountClient.enterprise.addAppUser("externalID", { "external_app_user_id": "auth0ID" })
  .then((user) => {
    console.log(user);
  })
  .catch((err) => {
    handleConflictError(err);
  });

const handleConflictError = (err) => {
  let userID;
  if (err && err.response && err.response.body && err.response.body.context_info &&
    err.response.body.context_info && err.response.body.context_info.conflicts) {
    if (err.response.body.context_info.conflicts.length > 0) {
      userID = err.response.body.context_info.conflicts[0].id;
      console.log("User already exists");
      console.log(userID);
    }
  }
}

getUserByExternalIDAndGenerateToken.js

'use strict';
const box = require('box-node-sdk');
const fs = require('fs');

let configFile = fs.readFileSync('config.json');
configFile = JSON.parse(configFile);
let session = box.getPreconfiguredInstance(configFile);
let serviceAccountClient = session.getAppAuthClient('enterprise');

serviceAccountClient.enterprise.getUsers({ "external_app_user_id": "auth0ID" })
  .then((userList) => {
    let user;
    if (userList.entries.length > 0) {
      user = userList.entries[0];
      return session.getAppUserTokens(user.id);
    } else {
      throw new Error("Couldn't locate user with that external ID");
    }
  })
  .then((token) => {
    console.log(token);
  })
  .catch((err) => {
    console.log(err);
  });

revokeToken.js

const box = require('box-node-sdk');
const fs = require('fs');

const boxRevokeURL = "https://api.box.com/oauth2/revoke";
const token = "S0VepoL6awRGHJ2l7XI51ezyWIAavRbs";

let configFile = fs.readFileSync('config.json');
configFile = JSON.parse(configFile);
let client = new box({
  clientID: '',
  clientSecret: ''
}).getBasicClient();

const revokeToken = (token) => {
  let params = {
    form: {
      client_id: configFile.boxAppSettings.clientID,
      client_secret: configFile.boxAppSettings.clientSecret,
      token,
    }
  };
  client.post(boxRevokeURL, params)
    .then((response) => {
      console.log(response.statusCode)
      if (response.statusCode >= 200 && response.statusCode <= 299) {
        console.log("Success!");
      } else {
        console.log(response.body);
        console.log("Failure");
      }
    });
}

revokeToken(token);