feat: fix: create-project & create_component with proper file permission

tools/idf_py_actions/create_ext.py

@@ -40,7 +40,11 @@ def is_empty_and_create(path: str, action: str) -> None:
 
 
 def create_project(target_path: str, name: str) -> None:
-    copy_tree(os.path.join(os.environ['IDF_PATH'], 'examples', 'get-started', 'sample_project'), target_path)
+    copy_tree(
+        os.path.join(os.environ['IDF_PATH'], 'examples', 'get-started', 'sample_project'),
+        target_path,
+        preserve_mode=0,
+    )
     main_folder = os.path.join(target_path, 'main')
     os.rename(os.path.join(main_folder, 'main.c'), os.path.join(main_folder, '.'.join((name, 'c'))))
     replace_in_file(os.path.join(main_folder, 'CMakeLists.txt'), 'main', name)
@@ -49,7 +53,11 @@ def create_project(target_path: str, name: str) -> None:
 
 
 def create_component(target_path: str, name: str) -> None:
-    copy_tree(os.path.join(os.environ['IDF_PATH'], 'tools', 'templates', 'sample_component'), target_path)
+    copy_tree(
+        os.path.join(os.environ['IDF_PATH'], 'tools', 'templates', 'sample_component'),
+        target_path,
+        preserve_mode=0,
+    )
     os.rename(os.path.join(target_path, 'main.c'), os.path.join(target_path, '.'.join((name, 'c'))))
     os.rename(os.path.join(target_path, 'include', 'main.h'),
               os.path.join(target_path, 'include', '.'.join((name, 'h'))))

tools/test_build_system/test_common.py

@@ -237,6 +237,20 @@ def test_create_project(idf_py: IdfPyFunc, idf_copy: Path) -> None:
     assert ret.returncode == 4, 'Command create-project exit value is wrong.'
 
 
+def test_create_project_with_idf_readonly(idf_copy: Path) -> None:
+    def change_to_readonly(src: Path) -> None:
+        for root, dirs, files in os.walk(src):
+            for name in dirs:
+                os.chmod(os.path.join(root, name), 0o555) # read & execute
+            for name in files:
+                path = os.path.join(root, name)
+                if '/bin/' in path: continue  # skip excutables
+                os.chmod(os.path.join(root, name), 0o444) # readonly
+    logging.info('Check that command for creating new project will success if the IDF itself is readonly.')
+    change_to_readonly(idf_copy)
+    run_idf_py('create-project', '--path', str(idf_copy / 'example_proj'), 'temp_test_project')
+
+
 @pytest.mark.usefixtures('test_app_copy')
 def test_docs_command(idf_py: IdfPyFunc) -> None:
     logging.info('Check docs command')