[FEAT] Remote File Storage for Prompt Studio

backend/file_management/file_management_helper.py

@@ -7,6 +7,7 @@
 
 import magic
 from connector_v2.models import ConnectorInstance
+from deprecated import deprecated
 from django.conf import settings
 from django.http import StreamingHttpResponse
 from file_management.exceptions import (
@@ -141,6 +142,7 @@ def upload_file(
             remote_file.write(file.read())
 
     @staticmethod
+    @deprecated(reason="Use remote FS APIs from SDK")
     def fetch_file_contents(file_system: UnstractFileSystem, file_path: str) -> Any:
         fs = file_system.get_fsspec_fs()
         try:

backend/prompt_studio/prompt_studio_core_v2/models.py

@@ -9,12 +9,18 @@
 from django.db.models import QuerySet
 from file_management.file_management_helper import FileManagerHelper
 from prompt_studio.prompt_studio_core_v2.constants import DefaultPrompts
+from utils.constants import FeatureFlag
+from utils.file_storage.constants import FileStorageType
+from utils.file_storage.helpers.common_file_helper import FileStorageHelper
+from utils.file_storage.helpers.prompt_studio_file_helper import PromptStudioFileHelper
 from utils.models.base_model import BaseModel
 from utils.models.organization_mixin import (
     DefaultOrganizationManagerMixin,
     DefaultOrganizationMixin,
 )
 
+from unstract.flags.feature_flag import check_feature_flag_status
+
 logger = logging.getLogger(__name__)
 
 
@@ -133,20 +139,37 @@ class CustomTool(DefaultOrganizationMixin, BaseModel):
 
     def delete(self, organization_id=None, *args, **kwargs):
         # Delete the documents associated with the tool
-        file_path = FileManagerHelper.handle_sub_directory_for_tenants(
-            organization_id,
-            is_create=False,
-            user_id=self.created_by.user_id,
-            tool_id=str(self.tool_id),
-        )
-        if organization_id:
+        if not check_feature_flag_status(FeatureFlag.REMOTE_FILE_STORAGE):
+            file_path = FileManagerHelper.handle_sub_directory_for_prompt_studio(
+                organization_id,
+                is_create=False,
+                user_id=self.created_by.user_id,
+                tool_id=str(self.tool_id),
+            )
+            if organization_id:
+                try:
+                    shutil.rmtree(file_path)
+                except FileNotFoundError:
+                    logger.error(f"The folder {file_path} does not exist.")
+                except OSError as e:
+                    logger.error(f"Error: {file_path} : {e.strerror}")
+                    # Continue with the deletion of the tool
+        else:
+            fs_instance = FileStorageHelper.initialize_file_storage(
+                type=FileStorageType.PERMANENT
+            )
+            file_path = PromptStudioFileHelper.get_or_create_prompt_studio_subdirectory(
+                organization_id,
+                is_create=False,
+                user_id=self.created_by.user_id,
+                tool_id=str(self.tool_id),
+            )
             try:
-                shutil.rmtree(file_path)
+                fs_instance.rm(file_path, True)
             except FileNotFoundError:
-                logger.error(f"The folder {file_path} does not exist.")
-            except OSError as e:
-                logger.error(f"Error: {file_path} : {e.strerror}")
-                # Continue with the deletion of the tool
+                # Supressed to handle cases when the remote
+                # file is missing or already deleted
+                pass
         super().delete(*args, **kwargs)
 
     class Meta:

backend/prompt_studio/prompt_studio_core_v2/prompt_studio_helper.py

@@ -51,12 +51,18 @@
 from prompt_studio.prompt_studio_v2.models import ToolStudioPrompt
 from unstract.sdk.constants import LogLevel
 from unstract.sdk.exceptions import IndexingError, SdkError
+from unstract.sdk.file_storage import FileStorage, FileStorageProvider
 from unstract.sdk.index import Index
 from unstract.sdk.prompt import PromptTool
 from unstract.sdk.utils.tool_utils import ToolUtils
+from utils.constants import FeatureFlag
+from utils.file_storage.constants import FileStorageType
+from utils.file_storage.helpers.common_file_helper import FileStorageHelper
+from utils.file_storage.helpers.prompt_studio_file_helper import PromptStudioFileHelper
 from utils.local_context import StateStore
 
 from unstract.core.pubsub_helper import LogPublisher
+from unstract.flags.feature_flag import check_feature_flag_status
 
 CHOICES_JSON = "/static/select_choices.json"
 ERROR_MSG = "User %s doesn't have access to adapter %s"
@@ -332,12 +338,22 @@ def index_document(
             file_path = file_name
         else:
             default_profile = ProfileManager.get_default_llm_profile(tool)
-            file_path = FileManagerHelper.handle_sub_directory_for_tenants(
-                org_id,
-                is_create=False,
-                user_id=user_id,
-                tool_id=tool_id,
-            )
+            if not check_feature_flag_status(FeatureFlag.REMOTE_FILE_STORAGE):
+                file_path = FileManagerHelper.handle_sub_directory_for_tenants(
+                    org_id,
+                    is_create=False,
+                    user_id=user_id,
+                    tool_id=tool_id,
+                )
+            else:
+                file_path = (
+                    PromptStudioFileHelper.get_or_create_prompt_studio_subdirectory(
+                        org_id,
+                        is_create=False,
+                        user_id=user_id,
+                        tool_id=tool_id,
+                    )
+                )
             file_path = str(Path(file_path) / file_name)
 
         if not tool:
@@ -615,24 +631,40 @@ def _execute_prompts_in_single_pass(
 
     @staticmethod
     def _get_document_path(org_id, user_id, tool_id, doc_name):
-        doc_path = FileManagerHelper.handle_sub_directory_for_tenants(
-            org_id=org_id,
-            user_id=user_id,
-            tool_id=tool_id,
-            is_create=False,
-        )
+        if not check_feature_flag_status(FeatureFlag.REMOTE_FILE_STORAGE):
+            doc_path = FileManagerHelper.handle_sub_directory_for_tenants(
+                org_id=org_id,
+                user_id=user_id,
+                tool_id=tool_id,
+                is_create=False,
+            )
+        else:
+            doc_path = PromptStudioFileHelper.get_or_create_prompt_studio_subdirectory(
+                org_id=org_id,
+                user_id=user_id,
+                tool_id=tool_id,
+                is_create=False,
+            )
         return str(Path(doc_path) / doc_name)
 
     @staticmethod
     def _get_extract_or_summary_document_path(
         org_id, user_id, tool_id, doc_name, doc_type
     ) -> str:
-        doc_path = FileManagerHelper.handle_sub_directory_for_tenants(
-            org_id=org_id,
-            user_id=user_id,
-            tool_id=tool_id,
-            is_create=False,
-        )
+        if not check_feature_flag_status(FeatureFlag.REMOTE_FILE_STORAGE):
+            doc_path = FileManagerHelper.handle_sub_directory_for_tenants(
+                org_id=org_id,
+                user_id=user_id,
+                tool_id=tool_id,
+                is_create=False,
+            )
+        else:
+            doc_path = PromptStudioFileHelper.get_or_create_prompt_studio_subdirectory(
+                org_id=org_id,
+                user_id=user_id,
+                tool_id=tool_id,
+                is_create=False,
+            )
         extracted_doc_name = Path(doc_name).stem + TSPKeys.TXT_EXTENTION
         return str(Path(doc_path) / doc_type / extracted_doc_name)
 
@@ -706,7 +738,6 @@ def _fetch_response(
         monitor_llm: Optional[str] = None
         challenge_llm_instance: Optional[AdapterInstance] = tool.challenge_llm
         challenge_llm: Optional[str] = None
-
         if monitor_llm_instance:
             monitor_llm = str(monitor_llm_instance.id)
         else:
@@ -734,17 +765,34 @@ def _fetch_response(
         x2text = str(profile_manager.x2text.id)
         if not profile_manager:
             raise DefaultProfileError()
-        index_result = PromptStudioHelper.dynamic_indexer(
-            profile_manager=profile_manager,
-            file_path=doc_path,
-            tool_id=str(tool.tool_id),
-            org_id=org_id,
-            document_id=document_id,
-            is_summary=tool.summarize_as_source,
-            run_id=run_id,
-            user_id=user_id,
-            process_text=process_text,
-        )
+        if check_feature_flag_status(FeatureFlag.REMOTE_FILE_STORAGE):
+            fs_instance = FileStorageHelper.initialize_file_storage(
+                type=FileStorageType.PERMANENT
+            )
+            index_result = PromptStudioHelper.dynamic_indexer(
+                profile_manager=profile_manager,
+                file_path=doc_path,
+                tool_id=str(tool.tool_id),
+                org_id=org_id,
+                document_id=document_id,
+                is_summary=tool.summarize_as_source,
+                run_id=run_id,
+                user_id=user_id,
+                process_text=process_text,
+                fs=fs_instance,
+            )
+        else:
+            index_result = PromptStudioHelper.dynamic_indexer(
+                profile_manager=profile_manager,
+                file_path=doc_path,
+                tool_id=str(tool.tool_id),
+                org_id=org_id,
+                document_id=document_id,
+                is_summary=tool.summarize_as_source,
+                run_id=run_id,
+                user_id=user_id,
+                process_text=process_text,
+            )
         if index_result.get("status") == IndexingStatus.PENDING_STATUS.value:
             return {
                 "status": IndexingStatus.PENDING_STATUS.value,
@@ -814,8 +862,10 @@ def _fetch_response(
         tool_settings[TSPKeys.PLATFORM_POSTAMBLE] = getattr(
             settings, TSPKeys.PLATFORM_POSTAMBLE.upper(), ""
         )
-
-        file_hash = ToolUtils.get_hash_from_file(file_path=doc_path)
+        if check_feature_flag_status(FeatureFlag.REMOTE_FILE_STORAGE):
+            file_hash = ToolUtils.get_hash_from_file(file_path=doc_path, fs=fs_instance)
+        else:
+            file_hash = ToolUtils.get_hash_from_file(file_path=doc_path)
 
         payload = {
             TSPKeys.TOOL_SETTINGS: tool_settings,
@@ -895,6 +945,7 @@ def dynamic_indexer(
         reindex: bool = False,
         run_id: str = None,
         process_text: Optional[Callable[[str], str]] = None,
+        fs: FileStorage = FileStorage(provider=FileStorageProvider.LOCAL),
     ) -> Any:
         """Used to index a file based on the passed arguments.
 
@@ -941,6 +992,7 @@ def dynamic_indexer(
                 chunk_overlap=str(profile_manager.chunk_overlap),
                 file_path=file_path,
                 file_hash=None,
+                fs=fs,
             )
             if not reindex:
                 indexed_doc_id = DocumentIndexingService.get_indexed_document_id(
@@ -976,6 +1028,7 @@ def dynamic_indexer(
                 output_file_path=extract_file_path,
                 usage_kwargs=usage_kwargs.copy(),
                 process_text=process_text,
+                fs=fs,
             )
 
             PromptStudioIndexHelper.handle_index_manager(