[data views] implement fallback sha1 hash for fields request

package.json

@@ -1085,6 +1085,7 @@
     "require-in-the-middle": "^7.2.0",
     "reselect": "^4.1.6",
     "rison-node": "1.0.2",
+    "rusha": "^0.8.14",
     "rxjs": "^7.5.5",
     "safe-squel": "^5.12.5",
     "seedrandom": "^3.0.5",
@@ -1459,6 +1460,7 @@
     "@types/redux-actions": "^2.6.1",
     "@types/redux-logger": "^3.0.8",
     "@types/resolve": "^1.20.1",
+    "@types/rusha": "^0.8.3",
     "@types/seedrandom": ">=2.0.0 <4.0.0",
     "@types/selenium-webdriver": "^4.1.21",
     "@types/semver": "^7",

src/plugins/data_views/public/data_views/data_views_api_client.ts

@@ -16,11 +16,16 @@ const API_BASE_URL: string = `/api/index_patterns/`;
 const version = '1';
 
 async function sha1(str: string) {
-  const enc = new TextEncoder();
-  const hash = await crypto.subtle.digest('SHA-1', enc.encode(str));
-  return Array.from(new Uint8Array(hash))
-    .map((v) => v.toString(16).padStart(2, '0'))
-    .join('');
+  try {
+    const enc = new TextEncoder();
+    const hash = await crypto.subtle.digest('SHA-1', enc.encode(str));
+    return Array.from(new Uint8Array(hash))
+      .map((v) => v.toString(16).padStart(2, '0'))
+      .join('');
+  } catch (error) {
+    const Rusha = await import('./sha1_rusha');
+    return Rusha.sha1(str);
+  }
 }
 
 /**

src/plugins/data_views/public/data_views/sha1_rusha.test.ts

@@ -0,0 +1,18 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License
+ * 2.0 and the Server Side Public License, v 1; you may not use this file except
+ * in compliance with, at your election, the Elastic License 2.0 or the Server
+ * Side Public License, v 1.
+ */
+
+import { sha1 } from './sha1_rusha';
+import { createHash } from 'crypto';
+
+describe('Rusha package', () => {
+  test('sha1 equals built in sha1', async function () {
+    const content = 'hello world';
+
+    expect(await sha1(content)).toEqual(createHash('sha1').update(content).digest('hex'));
+  });
+});

src/plugins/data_views/public/data_views/sha1_rusha.ts

@@ -0,0 +1,13 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License
+ * 2.0 and the Server Side Public License, v 1; you may not use this file except
+ * in compliance with, at your election, the Elastic License 2.0 or the Server
+ * Side Public License, v 1.
+ */
+
+import Rusha from 'rusha';
+
+export const sha1 = async (str: string) => {
+  return Rusha.createHash().update(str).digest('hex');
+};

yarn.lock

@@ -10219,6 +10219,13 @@
   resolved "https://registry.yarnpkg.com/@types/retry/-/retry-0.12.0.tgz#2b35eccfcee7d38cd72ad99232fbd58bffb3c84d"
   integrity sha512-wWKOClTTiizcZhXnPY4wikVAwmdYHp8q6DmC+EJUzAMsycb7HB32Kh9RN4+0gExjmPmZSAQjgURXIGATPegAvA==
 
+"@types/rusha@^0.8.3":
+  version "0.8.3"
+  resolved "https://registry.yarnpkg.com/@types/rusha/-/rusha-0.8.3.tgz#d27cb1c8ce7d56dfd5148e641599d4f0755a7ca7"
+  integrity sha512-vLRHP7yUlgqh3bJsqydGk0ebcSrFjTHCQuj/eW2fKRSFJrAvGCIKCVaHOtstpsCvDzCXil5lzBbx7OWFWmBPeQ==
+  dependencies:
+    "@types/node" "*"
+
 "@types/scheduler@*":
   version "0.16.2"
   resolved "https://registry.yarnpkg.com/@types/scheduler/-/scheduler-0.16.2.tgz#1a62f89525723dde24ba1b01b092bf5df8ad4d39"
@@ -27153,6 +27160,11 @@ run-queue@^1.0.0, run-queue@^1.0.3:
   dependencies:
     aproba "^1.1.1"
 
+rusha@^0.8.14:
+  version "0.8.14"
+  resolved "https://registry.yarnpkg.com/rusha/-/rusha-0.8.14.tgz#a977d0de9428406138b7bb90d3de5dcd024e2f68"
+  integrity sha512-cLgakCUf6PedEu15t8kbsjnwIFFR2D4RfL+W3iWFJ4iac7z4B0ZI8fxy4R3J956kAI68HclCFGL8MPoUVC3qVA==
+
 rw@1, rw@^1.3.3:
   version "1.3.3"
   resolved "https://registry.yarnpkg.com/rw/-/rw-1.3.3.tgz#3f862dfa91ab766b14885ef4d01124bfda074fb4"