fix cache folder not update when file changed

.github/workflows/main.yml

@@ -28,15 +28,23 @@ jobs:
       run: |
         pip install -r requirements.txt
 
-    - name: Cache Folder
-      uses: actions/cache@v3
+    - name: Store Cache Folder
+      uses: actions/cache/restore@v3
+      id: restore-cache
       with:
         path: |
           caches
-        key: ${{ runner.os }}-files-${{ hashFiles('caches/**') }}
+        key: ${{ runner.os }}-files-
         restore-keys: |
           ${{ runner.os }}-files-
 
+    - name: Get Cache Hash
+      id: get-cache-hash
+      run: |
+        echo "CACHE_HASH=$CACHE_HASH" >> "$GITHUB_OUTPUT"
+      env:
+        CACHE_HASH: ${{ hashFiles('caches/caches_lockfile') }}
+
     - name: Run Script
       run: |
         python main.py \
@@ -46,6 +54,7 @@ jobs:
           --github_token ${GITHUB_TOKEN} \
           --cache_directory caches \
           --runtime_xpi_directory xpis \
+          --cache_lockfile caches_lockfile \
           --previous_info_urls \
               https://raw.githubusercontent.com/${GITHUB_REPOSITORY}/publish/addon_infos.json \
               https://github.com/${GITHUB_REPOSITORY}/releases/latest/download/addon_infos.json
@@ -61,3 +70,24 @@ jobs:
         user_email: 'github-actions[bot]@users.noreply.github.com'
         publish_dir: ./published
 
+    - name: Check Cache Need Update
+      id: check-cache-update
+      run: |
+        if [[ "$PRE_CACHE_HASH" != "$CUR_CACHE_HASH" ]]; then
+          echo "SAVE_CACHE=true" >> "$GITHUB_OUTPUT"
+        else
+          echo "SAVE_CACHE=false" >> "$GITHUB_OUTPUT"
+        fi
+      env:
+        PRE_CACHE_HASH: ${{ steps.get-cache-hash.outputs.CACHE_HASH }}
+        CUR_CACHE_HASH: ${{ hashFiles('caches/caches_lockfile') }}
+
+    - name: Save Cache Folder
+      if: steps.check-cache-update.outputs.SAVE_CACHE == 'true'
+      uses: actions/cache/save@v3
+      id: save-cache
+      with:
+        path: |
+          caches
+        key: ${{ runner.os }}-files-${{ hashFiles('caches/caches_lockfile') }}
+

main.py

@@ -6,6 +6,7 @@ import urllib.parse
 import requests
 import argparse
 import shutil
+import hashlib
 from addon_keys import *
 from fallback_infos import fallback_if_need
 from moz_addons import addon_details
@@ -262,12 +263,26 @@ def create_release(github_repository, **kwargs):
         print(f'create release failed: {e}')
 
 
-def update_cache(cache_directory, runtime_xpi_directory):
+def folder_filename_hash(dir):
+    filenames = sorted(os.listdir(dir))
+    folder_hash = hashlib.new('sha256')
+    for filename in filenames:
+        hash_obj = hashlib.new('sha256')
+        hash_obj.update(filename.encode('utf-8'))
+        folder_hash.update(hash_obj.hexdigest().encode('utf-8'))
+    return folder_hash.hexdigest()
+
+
+def update_cache(cache_directory, runtime_xpi_directory, cache_hash_filename):
     if not cache_directory or not runtime_xpi_directory or cache_directory == runtime_xpi_directory:
         return
     try:
         shutil.rmtree(cache_directory)
         shutil.move(runtime_xpi_directory, cache_directory)
+        folder_hash = folder_filename_hash(cache_directory)
+        with open(os.path.join(cache_directory, cache_hash_filename), 'w') as file:
+            file.write(folder_hash)
+        print(folder_hash)
     except Exception as e:
         print(f'update cache failed: {e}')
 
@@ -280,6 +295,7 @@ if __name__ == '__main__':
     parser.add_argument('-o', '--output', nargs='?', type=str, default="addon_infos.json", help='output addon filepath')
 
     parser.add_argument('--cache_directory', nargs='?', default="caches", type=str, help='folder for caches')
+    parser.add_argument('--cache_lockfile', nargs='?', default="caches_lockfile", type=str, help='hashfile for caches')
     parser.add_argument('--runtime_xpi_directory', nargs='?', default="xpis", type=str, help='folder for download xpi')
     parser.add_argument('--previous_info_urls', nargs='+', default=[], help='previous published info json to fallback')
 
@@ -310,4 +326,4 @@ if __name__ == '__main__':
                                upload_file=args.output,
                                github_token=args.github_token)
 
-    update_cache(args.cache_directory, args.runtime_xpi_directory)
+    update_cache(args.cache_directory, args.runtime_xpi_directory, args.cache_lockfile)