From 39ab5e8d7c7aa30498693d7161724eca48b51e5c Mon Sep 17 00:00:00 2001
From: Pierre Millot <pierre.millot@algolia.com>
Date: Wed, 27 Apr 2022 14:33:24 +0200
Subject: [PATCH] fix(ci): compute the correct hash (#438)

---
 .github/actions/setup/action.yml |  2 +-
 .github/workflows/check.yml      |  1 +
 scripts/ci/setRunVariables.ts    | 51 ++++++++++++++++++--------------
 3 files changed, 31 insertions(+), 23 deletions(-)

diff --git a/.github/actions/setup/action.yml b/.github/actions/setup/action.yml
index 3214e2186b..1fc0bb4cb9 100644
--- a/.github/actions/setup/action.yml
+++ b/.github/actions/setup/action.yml
@@ -54,7 +54,7 @@ runs:
     - name: Compute cache common hash
       if: inputs.type != 'minimal'
       shell: bash
-      run: echo "CACHE_COMMON_HASH=${{ steps.diff.outputs.GITHUB_ACTIONS_CHANGED_HASH }}-${{ steps.diff.outputs.SCRIPTS_CHANGED_HASH }}" >> $GITHUB_ENV
+      run: echo "CACHE_COMMON_HASH=${{ steps.diff.outputs.COMMON_HASH }}" >> $GITHUB_ENV
 
     - name: Compute specs matrix
       if: inputs.type != 'minimal'
diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index 6f1626e0b0..ca6c5b50d3 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -370,6 +370,7 @@ jobs:
     needs:
       - setup
       - client_javascript
+      - client_javascript_algoliasearch
       - client_java
       - client_php
     if: |
diff --git a/scripts/ci/setRunVariables.ts b/scripts/ci/setRunVariables.ts
index d83a968498..1e5d8784d8 100644
--- a/scripts/ci/setRunVariables.ts
+++ b/scripts/ci/setRunVariables.ts
@@ -1,7 +1,10 @@
 /* eslint-disable no-console */
-import type { HashElementOptions } from 'folder-hash';
+import crypto from 'crypto';
+
 import { hashElement } from 'folder-hash';
 
+import { toAbsolutePath } from '../common';
+
 import { getNbGitDiff } from './utils';
 
 const JS_CLIENT_FOLDER = 'clients/algoliasearch-client-javascript';
@@ -16,20 +19,10 @@ const JS_CLIENT_FOLDER = 'clients/algoliasearch-client-javascript';
  *
  * The variable will be accessible in the CI via `steps.diff.outputs.<name>`.
  */
-const VARIABLES_TO_CHECK: Array<{
-  name: string;
-  path: string[];
-  needHash?: boolean;
-  hashOptions?: HashElementOptions;
-}> = [
+const VARIABLES_TO_CHECK = [
   {
     name: 'GITHUB_ACTIONS_CHANGED',
     path: ['.github/actions', '.github/workflows', '.github/.cache_version'],
-    needHash: true,
-    hashOptions: {
-      folders: { include: ['.github/actions', '.github/workflows'] },
-      files: { include: ['.github/.cache_version'] },
-    },
   },
   {
     name: 'SPECS_CHANGED',
@@ -46,10 +39,6 @@ const VARIABLES_TO_CHECK: Array<{
   {
     name: 'SCRIPTS_CHANGED',
     path: ['scripts'],
-    needHash: true,
-    hashOptions: {
-      folders: { include: ['scripts'] },
-    },
   },
   {
     name: 'GENERATORS_CHANGED',
@@ -106,6 +95,28 @@ const VARIABLES_TO_CHECK: Array<{
   },
 ];
 
+async function computeCommonHash(): Promise<string> {
+  const hashGA = await hashElement(toAbsolutePath('.github'), {
+    encoding: 'hex',
+    folders: { exclude: ['ISSUE_TEMPLATE'] },
+    files: { include: ['*.yml', '.cache_version'] },
+  });
+  const hashScripts = await hashElement(toAbsolutePath('scripts'), {
+    encoding: 'hex',
+    folders: { exclude: ['docker', '__tests__'] },
+  });
+  const hashConfig = await hashElement(toAbsolutePath('.'), {
+    encoding: 'hex',
+    folders: { include: ['config'] },
+    files: { include: ['openapitools.json', 'clients.config.json'] },
+  });
+
+  return crypto
+    .createHash('sha256')
+    .update(`${hashGA.hash}-${hashScripts.hash}-${hashConfig.hash}`)
+    .digest('hex');
+}
+
 /**
  * Outputs variables used in the CI to determine if a job should run.
  */
@@ -124,14 +135,10 @@ async function setRunVariables({
 
     console.log(`Found ${diff} changes for '${check.name}'`);
     console.log(`::set-output name=${check.name}::${diff}`);
-    if (diff && check.needHash) {
-      const hash = (
-        await hashElement('.', { encoding: 'hex', ...check.hashOptions })
-      ).hash;
-      console.log(`::set-output name=${check.name}_HASH::${hash}`);
-    }
   }
 
+  console.log(`::set-output name=COMMON_HASH::${await computeCommonHash()}`);
+
   console.log(`::set-output name=ORIGIN_BRANCH::${originBranch}`);
 }