feature(backup):calculate needed space for inplace restoration

see https://github.com/NixOS/nix/issues/2141

.gitignore

@@ -147,3 +147,4 @@ cython_debug/
 # End of https://www.toptal.com/developers/gitignore/api/flask
 
 *.db
+*.rdb

api.nix

@@ -1,64 +0,0 @@
-{ lib, python39Packages }:
-with python39Packages;
-buildPythonApplication {
-  pname = "selfprivacy-api";
-  version = "2.0.0";
-
-  propagatedBuildInputs = [
-    setuptools
-        portalocker
-        pytz
-        pytest
-        pytest-mock
-        pytest-datadir
-        huey
-        gevent
-        mnemonic
-        pydantic
-        typing-extensions
-        psutil
-        fastapi
-        uvicorn
-        (buildPythonPackage rec {
-          pname = "strawberry-graphql";
-          version = "0.123.0";
-          format = "pyproject";
-          patches = [
-            ./strawberry-graphql.patch
-          ];
-          propagatedBuildInputs = [
-            typing-extensions
-            python-multipart
-            python-dateutil
-            # flask
-            pydantic
-            pygments
-            poetry
-            # flask-cors
-            (buildPythonPackage rec {
-              pname = "graphql-core";
-              version = "3.2.0";
-              format = "setuptools";
-              src = fetchPypi {
-                inherit pname version;
-                sha256 = "sha256-huKgvgCL/eGe94OI3opyWh2UKpGQykMcJKYIN5c4A84=";
-              };
-              checkInputs = [
-                pytest-asyncio
-                pytest-benchmark
-                pytestCheckHook
-              ];
-              pythonImportsCheck = [
-                "graphql"
-              ];
-            })
-          ];
-          src = fetchPypi {
-            inherit pname version;
-            sha256 = "KsmZ5Xv8tUg6yBxieAEtvoKoRG60VS+iVGV0X6oCExo=";
-          };
-        })
-      ];
-
-  src = ./.;
-}

default.nix

@@ -1,2 +0,0 @@
-{ pkgs ? import <nixpkgs> {} }:
-pkgs.callPackage ./api.nix {}

selfprivacy_api/dependencies.py

@@ -27,4 +27,4 @@ async def get_token_header(
 
 def get_api_version() -> str:
     """Get API version"""
-    return "2.1.2"
+    return "2.1.3"

selfprivacy_api/migrations/__init__.py

@@ -22,6 +22,9 @@ from selfprivacy_api.migrations.providers import CreateProviderFields
 from selfprivacy_api.migrations.prepare_for_nixos_2211 import (
     MigrateToSelfprivacyChannelFrom2205,
 )
+from selfprivacy_api.migrations.prepare_for_nixos_2305 import (
+    MigrateToSelfprivacyChannelFrom2211,
+)
 
 migrations = [
     FixNixosConfigBranch(),
@@ -31,6 +34,7 @@ migrations = [
     CheckForFailedBindsMigration(),
     CreateProviderFields(),
     MigrateToSelfprivacyChannelFrom2205(),
+    MigrateToSelfprivacyChannelFrom2211(),
 ]
 
 

selfprivacy_api/migrations/prepare_for_nixos_2305.py

@@ -0,0 +1,58 @@
+import os
+import subprocess
+
+from selfprivacy_api.migrations.migration import Migration
+
+
+class MigrateToSelfprivacyChannelFrom2211(Migration):
+    """Migrate to selfprivacy Nix channel.
+    For some reason NixOS 22.11 servers initialized with the nixos channel instead of selfprivacy.
+    This stops us from upgrading to NixOS 23.05
+    """
+
+    def get_migration_name(self):
+        return "migrate_to_selfprivacy_channel_from_2211"
+
+    def get_migration_description(self):
+        return "Migrate to selfprivacy Nix channel from NixOS 22.11."
+
+    def is_migration_needed(self):
+        try:
+            output = subprocess.check_output(
+                ["nix-channel", "--list"], start_new_session=True
+            )
+            output = output.decode("utf-8")
+            first_line = output.split("\n", maxsplit=1)[0]
+            return first_line.startswith("nixos") and (
+                first_line.endswith("nixos-22.11")
+            )
+        except subprocess.CalledProcessError:
+            return False
+
+    def migrate(self):
+        # Change the channel and update them.
+        # Also, go to /etc/nixos directory and make a git pull
+        current_working_directory = os.getcwd()
+        try:
+            print("Changing channel")
+            os.chdir("/etc/nixos")
+            subprocess.check_output(
+                [
+                    "nix-channel",
+                    "--add",
+                    "https://channel.selfprivacy.org/nixos-selfpricacy",
+                    "nixos",
+                ]
+            )
+            subprocess.check_output(["nix-channel", "--update"])
+            nixos_config_branch = subprocess.check_output(
+                ["git", "rev-parse", "--abbrev-ref", "HEAD"], start_new_session=True
+            )
+            if nixos_config_branch.decode("utf-8").strip() == "api-redis":
+                print("Also changing nixos-config branch from api-redis to master")
+                subprocess.check_output(["git", "checkout", "master"])
+            subprocess.check_output(["git", "pull"])
+            os.chdir(current_working_directory)
+        except subprocess.CalledProcessError:
+            os.chdir(current_working_directory)
+            print("Error")

setup.py

@@ -2,7 +2,7 @@ from setuptools import setup, find_packages
 
 setup(
     name="selfprivacy_api",
-    version="2.1.2",
+    version="2.1.3",
     packages=find_packages(),
     scripts=[
         "selfprivacy_api/app.py",