tsndr/cloudflare-worker-jwt
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Add support for JWT header

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This commit is contained in:
Alaister Young
2022-03-01 10:21:32 +11:00
parent e0219ff21f
commit f12cafd9d0
2 changed files with 4 additions and 3 deletions
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1
index.d.ts vendored
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@@ -42,6 +42,7 @@ type JWTAlgorithm = 'ES256' | 'ES384' | 'ES512' | 'HS256' | 'HS384' | 'HS512' |
type JWTSignOptions = {
algorithm?: JWTAlgorithm,
keyid?: string
header?: object
}
type JWTVerifyOptions = {

6
index.js
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@@ -53,9 +53,9 @@ class JWT {
return null
}
}
async sign(payload, secret, options = { algorithm: 'HS256' }) {
async sign(payload, secret, options = { algorithm: 'HS256', header: { typ: 'JWT' } }) {
if (typeof options === 'string')
options = { algorithm: options }
options = { algorithm: options, header: { typ: 'JWT' } }
if (payload === null || typeof payload !== 'object')
throw new Error('payload must be an object')
if (typeof secret !== 'string')
@@ -67,7 +67,7 @@ class JWT {
throw new Error('algorithm not found')
payload.iat = Math.floor(Date.now() / 1000)
const payloadAsJSON = JSON.stringify(payload)
const partialToken = `${Base64URL.stringify(this._utf8ToUint8Array(JSON.stringify({ alg: options.algorithm, kid: options.keyid })))}.${Base64URL.stringify(this._utf8ToUint8Array(payloadAsJSON))}`
const partialToken = `${Base64URL.stringify(this._utf8ToUint8Array(JSON.stringify({ ...options.header, alg: options.algorithm, kid: options.keyid })))}.${Base64URL.stringify(this._utf8ToUint8Array(payloadAsJSON))}`
let keyFormat = 'raw'
let keyData
if (secret.startsWith('-----BEGIN')) {