crypto: ensure CryptoKey usages and algorithm are cached objects

PR-URL: nodejs#56108 Reviewed-By: Matthew Aitken <[email protected]> Reviewed-By: Yagiz Nizipli <[email protected]> Reviewed-By: Luigi Pinca <[email protected]>
aduh95 · Dec 4, 2024 · 4634912 · 4634912
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commit 4634912
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Showing 6 changed files with 51 additions and 2 deletions.
diff --git a/lib/internal/crypto/keys.js b/lib/internal/crypto/keys.js
@@ -1,7 +1,6 @@
 'use strict';
 
 const {
-  ArrayFrom,
   ArrayPrototypeSlice,
   ObjectDefineProperties,
   ObjectDefineProperty,
@@ -781,7 +780,7 @@ class CryptoKey {
   get usages() {
     if (!(this instanceof CryptoKey))
       throw new ERR_INVALID_THIS('CryptoKey');
-    return ArrayFrom(this[kKeyUsages]);
+    return this[kKeyUsages];
   }
 }
 

diff --git a/test/parallel/test-webcrypto-export-import-cfrg.js b/test/parallel/test-webcrypto-export-import-cfrg.js
@@ -115,6 +115,8 @@ async function testImportSpki({ name, publicUsages }, extractable) {
   assert.strictEqual(key.extractable, extractable);
   assert.deepStrictEqual(key.usages, publicUsages);
   assert.deepStrictEqual(key.algorithm.name, name);
+  assert.strictEqual(key.algorithm, key.algorithm);
+  assert.strictEqual(key.usages, key.usages);
 
   if (extractable) {
     // Test the roundtrip
@@ -151,6 +153,8 @@ async function testImportPkcs8({ name, privateUsages }, extractable) {
   assert.strictEqual(key.extractable, extractable);
   assert.deepStrictEqual(key.usages, privateUsages);
   assert.deepStrictEqual(key.algorithm.name, name);
+  assert.strictEqual(key.algorithm, key.algorithm);
+  assert.strictEqual(key.usages, key.usages);
 
   if (extractable) {
     // Test the roundtrip
@@ -227,6 +231,10 @@ async function testImportJwk({ name, publicUsages, privateUsages }, extractable)
   assert.deepStrictEqual(privateKey.usages, privateUsages);
   assert.strictEqual(publicKey.algorithm.name, name);
   assert.strictEqual(privateKey.algorithm.name, name);
+  assert.strictEqual(privateKey.algorithm, privateKey.algorithm);
+  assert.strictEqual(privateKey.usages, privateKey.usages);
+  assert.strictEqual(publicKey.algorithm, publicKey.algorithm);
+  assert.strictEqual(publicKey.usages, publicKey.usages);
 
   if (extractable) {
     // Test the round trip
@@ -345,6 +353,8 @@ async function testImportRaw({ name, publicUsages }) {
   assert.strictEqual(publicKey.type, 'public');
   assert.deepStrictEqual(publicKey.usages, publicUsages);
   assert.strictEqual(publicKey.algorithm.name, name);
+  assert.strictEqual(publicKey.algorithm, publicKey.algorithm);
+  assert.strictEqual(publicKey.usages, publicKey.usages);
 }
 
 (async function() {

diff --git a/test/parallel/test-webcrypto-export-import-ec.js b/test/parallel/test-webcrypto-export-import-ec.js
@@ -111,6 +111,8 @@ async function testImportSpki({ name, publicUsages }, namedCurve, extractable) {
   assert.deepStrictEqual(key.usages, publicUsages);
   assert.deepStrictEqual(key.algorithm.name, name);
   assert.deepStrictEqual(key.algorithm.namedCurve, namedCurve);
+  assert.strictEqual(key.algorithm, key.algorithm);
+  assert.strictEqual(key.usages, key.usages);
 
   if (extractable) {
     // Test the roundtrip
@@ -151,6 +153,8 @@ async function testImportPkcs8(
   assert.deepStrictEqual(key.usages, privateUsages);
   assert.deepStrictEqual(key.algorithm.name, name);
   assert.deepStrictEqual(key.algorithm.namedCurve, namedCurve);
+  assert.strictEqual(key.algorithm, key.algorithm);
+  assert.strictEqual(key.usages, key.usages);
 
   if (extractable) {
     // Test the roundtrip
@@ -234,6 +238,10 @@ async function testImportJwk(
   assert.strictEqual(privateKey.algorithm.name, name);
   assert.strictEqual(publicKey.algorithm.namedCurve, namedCurve);
   assert.strictEqual(privateKey.algorithm.namedCurve, namedCurve);
+  assert.strictEqual(privateKey.algorithm, privateKey.algorithm);
+  assert.strictEqual(privateKey.usages, privateKey.usages);
+  assert.strictEqual(publicKey.algorithm, publicKey.algorithm);
+  assert.strictEqual(publicKey.usages, publicKey.usages);
 
   if (extractable) {
     // Test the round trip
@@ -368,6 +376,8 @@ async function testImportRaw({ name, publicUsages }, namedCurve) {
   assert.deepStrictEqual(publicKey.usages, publicUsages);
   assert.strictEqual(publicKey.algorithm.name, name);
   assert.strictEqual(publicKey.algorithm.namedCurve, namedCurve);
+  assert.strictEqual(publicKey.algorithm, publicKey.algorithm);
+  assert.strictEqual(publicKey.usages, publicKey.usages);
 }
 
 (async function() {

diff --git a/test/parallel/test-webcrypto-export-import-rsa.js b/test/parallel/test-webcrypto-export-import-rsa.js
@@ -315,6 +315,8 @@ async function testImportSpki({ name, publicUsages }, size, hash, extractable) {
   assert.deepStrictEqual(key.algorithm.publicExponent,
                          new Uint8Array([1, 0, 1]));
   assert.strictEqual(key.algorithm.hash.name, hash);
+  assert.strictEqual(key.algorithm, key.algorithm);
+  assert.strictEqual(key.usages, key.usages);
 
   if (extractable) {
     const spki = await subtle.exportKey('spki', key);
@@ -349,6 +351,8 @@ async function testImportPkcs8(
   assert.deepStrictEqual(key.algorithm.publicExponent,
                          new Uint8Array([1, 0, 1]));
   assert.strictEqual(key.algorithm.hash.name, hash);
+  assert.strictEqual(key.algorithm, key.algorithm);
+  assert.strictEqual(key.usages, key.usages);
 
   if (extractable) {
     const pkcs8 = await subtle.exportKey('pkcs8', key);
@@ -415,6 +419,10 @@ async function testImportJwk(
                          new Uint8Array([1, 0, 1]));
   assert.deepStrictEqual(publicKey.algorithm.publicExponent,
                          privateKey.algorithm.publicExponent);
+  assert.strictEqual(privateKey.algorithm, privateKey.algorithm);
+  assert.strictEqual(privateKey.usages, privateKey.usages);
+  assert.strictEqual(publicKey.algorithm, publicKey.algorithm);
+  assert.strictEqual(publicKey.usages, publicKey.usages);
 
   if (extractable) {
     const [

diff --git a/test/parallel/test-webcrypto-export-import.js b/test/parallel/test-webcrypto-export-import.js
@@ -86,6 +86,10 @@ const { subtle } = globalThis.crypto;
         hash: 'SHA-256'
       }, true, ['sign', 'verify']);
 
+
+    assert.strictEqual(key.algorithm, key.algorithm);
+    assert.strictEqual(key.usages, key.usages);
+
     const raw = await subtle.exportKey('raw', key);
 
     assert.deepStrictEqual(
@@ -127,6 +131,8 @@ const { subtle } = globalThis.crypto;
         name: 'AES-CTR',
         length: 256,
       }, true, ['encrypt', 'decrypt']);
+    assert.strictEqual(key.algorithm, key.algorithm);
+    assert.strictEqual(key.usages, key.usages);
 
     const raw = await subtle.exportKey('raw', key);
 

diff --git a/test/parallel/test-webcrypto-keygen.js b/test/parallel/test-webcrypto-keygen.js
@@ -298,6 +298,10 @@ const vectors = {
       KeyObject.from(privateKey).asymmetricKeyDetails.publicExponent,
       bigIntArrayToUnsignedBigInt(publicExponent));
     assert.strictEqual(privateKey.algorithm.hash.name, hash);
+    assert.strictEqual(privateKey.algorithm, privateKey.algorithm);
+    assert.strictEqual(privateKey.usages, privateKey.usages);
+    assert.strictEqual(publicKey.algorithm, publicKey.algorithm);
+    assert.strictEqual(publicKey.usages, publicKey.usages);
 
     // Missing parameters
     await assert.rejects(
@@ -442,6 +446,10 @@ const vectors = {
     assert.strictEqual(privateKey.algorithm.name, name);
     assert.strictEqual(publicKey.algorithm.namedCurve, namedCurve);
     assert.strictEqual(privateKey.algorithm.namedCurve, namedCurve);
+    assert.strictEqual(privateKey.algorithm, privateKey.algorithm);
+    assert.strictEqual(privateKey.usages, privateKey.usages);
+    assert.strictEqual(publicKey.algorithm, publicKey.algorithm);
+    assert.strictEqual(publicKey.usages, publicKey.usages);
 
     // Invalid parameters
     [1, true, {}, [], null].forEach(async (namedCurve) => {
@@ -508,6 +516,8 @@ const vectors = {
     assert.deepStrictEqual(key.usages, usages);
     assert.strictEqual(key.algorithm.name, name);
     assert.strictEqual(key.algorithm.length, length);
+    assert.strictEqual(key.algorithm, key.algorithm);
+    assert.strictEqual(key.usages, key.usages);
 
     // Invalid parameters
     [1, 100, 257, '', false, null].forEach(async (length) => {
@@ -568,6 +578,8 @@ const vectors = {
     assert.strictEqual(key.algorithm.name, 'HMAC');
     assert.strictEqual(key.algorithm.length, length);
     assert.strictEqual(key.algorithm.hash.name, hash);
+    assert.strictEqual(key.algorithm, key.algorithm);
+    assert.strictEqual(key.usages, key.usages);
 
     [1, false, null].forEach(async (hash) => {
       await assert.rejects(
@@ -632,6 +644,10 @@ assert.throws(() => new CryptoKey(), { code: 'ERR_ILLEGAL_CONSTRUCTOR' });
     assert.deepStrictEqual(privateKey.usages, privateUsages);
     assert.strictEqual(publicKey.algorithm.name, name);
     assert.strictEqual(privateKey.algorithm.name, name);
+    assert.strictEqual(privateKey.algorithm, privateKey.algorithm);
+    assert.strictEqual(privateKey.usages, privateKey.usages);
+    assert.strictEqual(publicKey.algorithm, publicKey.algorithm);
+    assert.strictEqual(publicKey.usages, publicKey.usages);
   }
 
   const kTests = [