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generate_token.js
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generate_token.js
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const crypto = require('crypto');
const moment = require('moment');
const jwt = require('jsonwebtoken');
const api_key = process.env.API_KEY || '';
const key_id = process.env.KEY_ID || '';
const aud_url = process.env.AUD_URL || '';
const printApiKey = async () => {
if (!(api_key && key_id && aud_url)) {
console.log(
"One or more of the following environment variables are missing,","\n",
"API_KEY","\n",
"KEY_ID","\n",
"AUD_URL","\n"
);
return;
}
// Prepare the derived signing key
let hash = crypto.createHmac('sha512', api_key);
hash.update(key_id);
hash = hash.digest('base64');
// JWT payload
const payload = {
metadata: {
reason: 'fetch usages',
requesterip: '127.0.0.1',
'date-time': moment().toISOString(),
'user-agent': 'curl'
}
};
//JWT options
const options = {
audience: aud_url,
issuer: key_id,
algorithm: 'HS512',
keyid: key_id,
expiresIn: 300
};
//Sign JWT
const token = jwt.sign(payload, hash, options);
console.log("Token: ", token);
};
printApiKey();