mount the dedicated storage for each function (#1408)

* add mount /function_data space

charts/qiskit-serverless/charts/gateway/templates/rayclustertemplate.yaml

@@ -119,6 +119,9 @@ data:
               - mountPath: /data
                 name: user-storage
                 subPath: {{`{{ user_id }}`}}
+              - mountPath: /function_data
+                name: user-storage
+                subPath: {{`{{ function_data }}`}}
               env:
                 # Environment variables for Ray TLS authentication.
                 # See https://docs.ray.io/en/latest/ray-core/configure.html#tls-authentication for more details.
@@ -352,6 +355,9 @@ data:
               - mountPath: /data
                 name: user-storage
                 subPath: {{`{{ user_id }}`}}
+              - mountPath: /function_data
+                name: user-storage
+                subPath: {{`{{ function_data }}`}}
 {{- if .Values.useCertManager }}
               - mountPath: /tmp/tls
                 name: cert-tls

client/qiskit_serverless/core/client.py

@@ -475,22 +475,25 @@ def upload(self, program: QiskitFunction):
     def get_jobs(self, **kwargs) -> List[Job]:
         return self._job_client.list(**kwargs)
 
-    def files(self) -> List[str]:
-        return self._files_client.list()
+    def files(self, provider: Optional[str] = None) -> List[str]:
+        return self._files_client.list(provider)
 
     def file_download(
         self,
         file: str,
         target_name: Optional[str] = None,
         download_location: str = "./",
+        provider: Optional[str] = None,
     ):
-        return self._files_client.download(file, download_location, target_name)
+        return self._files_client.download(
+            file, download_location, target_name, provider
+        )
 
-    def file_delete(self, file: str):
-        return self._files_client.delete(file)
+    def file_delete(self, file: str, provider: Optional[str] = None):
+        return self._files_client.delete(file, provider)
 
-    def file_upload(self, file: str):
-        return self._files_client.upload(file)
+    def file_upload(self, file: str, provider: Optional[str] = None):
+        return self._files_client.upload(file, provider)
 
     def list(self, **kwargs) -> List[QiskitFunction]:
         """Returns list of available programs."""

client/qiskit_serverless/core/files.py

@@ -53,14 +53,18 @@ def __init__(self, host: str, token: str, version: str):
         self._token = token
 
     def download(
-        self, file: str, download_location: str, target_name: Optional[str] = None
+        self,
+        file: str,
+        download_location: str,
+        target_name: Optional[str] = None,
+        provider: Optional[str] = None,
     ) -> Optional[str]:
         """Downloads file."""
         tracer = trace.get_tracer("client.tracer")
         with tracer.start_as_current_span("files.download"):
             with requests.get(
                 f"{self.host}/api/{self.version}/files/download/",
-                params={"file": file},
+                params={"file": file, "provider": provider},
                 stream=True,
                 headers={"Authorization": f"Bearer {self._token}"},
                 timeout=REQUESTS_TIMEOUT,
@@ -80,14 +84,15 @@ def download(
                 progress_bar.close()
                 return file_name
 
-    def upload(self, file: str) -> Optional[str]:
+    def upload(self, file: str, provider: Optional[str] = None) -> Optional[str]:
         """Uploads file."""
         tracer = trace.get_tracer("client.tracer")
         with tracer.start_as_current_span("files.upload"):
             with open(file, "rb") as f:
                 with requests.post(
                     f"{self.host}/api/{self.version}/files/upload/",
                     files={"file": f},
+                    data={"provider": provider},
                     stream=True,
                     headers={"Authorization": f"Bearer {self._token}"},
                     timeout=REQUESTS_TIMEOUT,
@@ -97,27 +102,28 @@ def upload(self, file: str) -> Optional[str]:
                     return "Upload failed"
             return "Can not open file"
 
-    def list(self) -> List[str]:
+    def list(self, provider: Optional[str] = None) -> List[str]:
         """Returns list of available files to download produced by programs,"""
         tracer = trace.get_tracer("client.tracer")
         with tracer.start_as_current_span("files.list"):
             response_data = safe_json_request(
                 request=lambda: requests.get(
                     f"{self.host}/api/{self.version}/files/",
+                    params={"provider": provider},
                     headers={"Authorization": f"Bearer {self._token}"},
                     timeout=REQUESTS_TIMEOUT,
                 )
             )
         return response_data.get("results", [])
 
-    def delete(self, file: str) -> Optional[str]:
+    def delete(self, file: str, provider: Optional[str] = None) -> Optional[str]:
         """Deletes file uploaded or produced by the programs,"""
         tracer = trace.get_tracer("client.tracer")
         with tracer.start_as_current_span("files.delete"):
             response_data = safe_json_request(
                 request=lambda: requests.delete(
                     f"{self.host}/api/{self.version}/files/delete/",
-                    data={"file": file},
+                    data={"file": file, "provider": provider},
                     headers={
                         "Authorization": f"Bearer {self._token}",
                         "format": "json",

gateway/api/ray.py

@@ -201,7 +201,7 @@ def submit_job(job: Job) -> Job:
     return job
 
 
-def create_ray_cluster(
+def create_ray_cluster(  # pylint: disable=too-many-branches
     job: Job,
     cluster_name: Optional[str] = None,
     cluster_data: Optional[str] = None,
@@ -250,14 +250,18 @@ def create_ray_cluster(
             node_image = settings.RAY_NODE_IMAGE
 
         # if user specified image use specified image
+        function_data = user.username
         if job.program.image is not None:
             node_image = job.program.image
+            if job.program.provider.name:
+                function_data = job.program.provider.name
 
         cluster = get_template("rayclustertemplate.yaml")
         manifest = cluster.render(
             {
                 "cluster_name": cluster_name,
                 "user_id": user.username,
+                "function_data": function_data,
                 "node_image": node_image,
                 "workers": job_config.workers,
                 "min_workers": job_config.min_workers,

gateway/api/views.py

@@ -39,6 +39,7 @@
     Program,
     Job,
     RuntimeJob,
+    Provider,
 )
 from .ray import get_job_handler
 from .serializers import (
@@ -580,15 +581,39 @@ class FilesViewSet(viewsets.ViewSet):
 
     BASE_NAME = "files"
 
+    def list_user_providers(self, user):
+        """list provider names that the user in"""
+        provider_list = []
+        providers = Provider.objects.all()
+        for instance in providers:
+            if instance.admin_group in user.groups.all():
+                provider_list.append(instance.name)
+        return provider_list
+
+    def check_user_has_provider(self, user, provider_name):
+        """check if user has the provider"""
+        return provider_name in self.list_user_providers(user)
+
     def list(self, request):
         """List of available for user files."""
+        response = Response(
+            {"message": "Requested file was not found."},
+            status=status.HTTP_404_NOT_FOUND,
+        )
         files = []
         tracer = trace.get_tracer("gateway.tracer")
         ctx = TraceContextTextMapPropagator().extract(carrier=request.headers)
         with tracer.start_as_current_span("gateway.files.list", context=ctx):
+            user_dir = request.user.username
+            provider_name = request.query_params.get("provider")
+            if provider_name is not None:
+                if self.check_user_has_provider(request.user, provider_name):
+                    user_dir = provider_name
+                else:
+                    return response
             user_dir = os.path.join(
                 sanitize_file_path(settings.MEDIA_ROOT),
-                sanitize_file_path(request.user.username),
+                sanitize_file_path(user_dir),
             )
             if os.path.exists(user_dir):
                 files = [
@@ -615,17 +640,23 @@ def download(self, request):  # pylint: disable=invalid-name
         ctx = TraceContextTextMapPropagator().extract(carrier=request.headers)
         with tracer.start_as_current_span("gateway.files.download", context=ctx):
             requested_file_name = request.query_params.get("file")
+            provider_name = request.query_params.get("provider")
             if requested_file_name is not None:
+                user_dir = request.user.username
+                if provider_name is not None:
+                    if self.check_user_has_provider(request.user, provider_name):
+                        user_dir = provider_name
+                    else:
+                        return response
                 # look for file in user's folder
                 filename = os.path.basename(requested_file_name)
                 user_dir = os.path.join(
                     sanitize_file_path(settings.MEDIA_ROOT),
-                    sanitize_file_path(request.user.username),
+                    sanitize_file_path(user_dir),
                 )
                 file_path = os.path.join(
                     sanitize_file_path(user_dir), sanitize_file_path(filename)
                 )
-
                 if os.path.exists(user_dir) and os.path.exists(file_path) and filename:
                     chunk_size = 8192
                     # note: we do not use with statements as Streaming response closing file itself.
@@ -656,14 +687,20 @@ def delete(self, request):  # pylint: disable=invalid-name
             if request.data and "file" in request.data:
                 # look for file in user's folder
                 filename = os.path.basename(request.data["file"])
+                provider_name = request.data.get("provider")
+                user_dir = request.user.username
+                if provider_name is not None:
+                    if self.check_user_has_provider(request.user, provider_name):
+                        user_dir = provider_name
+                    else:
+                        return response
                 user_dir = os.path.join(
                     sanitize_file_path(settings.MEDIA_ROOT),
-                    sanitize_file_path(request.user.username),
+                    sanitize_file_path(user_dir),
                 )
                 file_path = os.path.join(
                     sanitize_file_path(user_dir), sanitize_file_path(filename)
                 )
-
                 if os.path.exists(user_dir) and os.path.exists(file_path) and filename:
                     os.remove(file_path)
                     response = Response(
@@ -675,20 +712,32 @@ def delete(self, request):  # pylint: disable=invalid-name
     @action(methods=["POST"], detail=False)
     def upload(self, request):  # pylint: disable=invalid-name
         """Upload selected file."""
+        response = Response(
+            {"message": "Requested file was not found."},
+            status=status.HTTP_404_NOT_FOUND,
+        )
         tracer = trace.get_tracer("gateway.tracer")
         ctx = TraceContextTextMapPropagator().extract(carrier=request.headers)
         with tracer.start_as_current_span("gateway.files.download", context=ctx):
             upload_file = request.FILES["file"]
             filename = os.path.basename(upload_file.name)
+            user_dir = request.user.username
+            if request.data and "provider" in request.data:
+                provider_name = request.data["provider"]
+                if provider_name is not None:
+                    if self.check_user_has_provider(request.user, provider_name):
+                        user_dir = provider_name
+                    else:
+                        return response
             user_dir = os.path.join(
                 sanitize_file_path(settings.MEDIA_ROOT),
-                sanitize_file_path(request.user.username),
+                sanitize_file_path(user_dir),
             )
             file_path = os.path.join(
                 sanitize_file_path(user_dir), sanitize_file_path(filename)
             )
             with open(file_path, "wb+") as destination:
                 for chunk in upload_file.chunks():
                     destination.write(chunk)
-            return Response({"message": file_path})
+                    return Response({"message": file_path})
         return Response("server error", status=status.HTTP_500_INTERNAL_SERVER_ERROR)