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refactor: move kid material to the key level

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This commit is contained in:
Filip Skokan 2018-11-03 14:40:03 +01:00
parent f901300b4c
commit 39a98e70ad
5 changed files with 18 additions and 18 deletions
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6
lib/jwk/base.js
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@ -74,7 +74,7 @@ class Key {
enumerable: true,
...(kid ? { value: kid } : {
get () {
Object.defineProperty(this, 'kid', { value: thumbprint.kid(this), configurable: false })
Object.defineProperty(this, 'kid', { value: thumbprint.kid(this.thumbprintMaterial()), configurable: false })
return this.kid
},
configurable: true
@ -86,6 +86,10 @@ class Key {
defineLazyComponents(this)
}
}
thumbprintMaterial () {
throw new Error('not implemented')
}
}
module.exports = Key

4
lib/jwk/ec.js
View file

@ -34,6 +34,10 @@ class ECKey extends Key {
})
}
thumbprintMaterial () {
return { crv: this.crv, kty: 'EC', x: this.x, y: this.y }
}
algorithms (operation) {
// TODO: operation empty, return all supported or throw

4
lib/jwk/oct.js
View file

@ -23,6 +23,10 @@ class OctKey extends Key {
})
}
thumbprintMaterial () {
return { k: this.k, kty: 'oct' }
}
algorithms (operation) {
// TODO: operation empty, return all supported or throw

4
lib/jwk/rsa.js
View file

@ -34,6 +34,10 @@ class RSAKey extends Key {
})
}
thumbprintMaterial () {
return { e: this.e, kty: 'RSA', n: this.n }
}
algorithms (operation) {
// TODO: operation empty, return all supported or throw

18
lib/jwk/thumbprint.js
View file

@ -2,20 +2,4 @@ const { createHash } = require('crypto')
const base64url = require('../help/base64url')
module.exports.kid = (key) => {
let json
switch (key.kty) {
case 'RSA':
json = JSON.stringify({ e: key.e, kty: 'RSA', n: key.n })
break
case 'EC':
json = JSON.stringify({ crv: key.crv, kty: 'EC', x: key.x, y: key.y })
break
case 'oct':
json = JSON.stringify({ k: key.k, kty: 'oct' })
break
}
return base64url.encode(createHash('sha256').update(json).digest())
}
module.exports.kid = components => base64url.encode(createHash('sha256').update(JSON.stringify(components)).digest())