flake and pylint, certs back to rsa

.hadolint.yaml

@@ -1,3 +1,3 @@
 ---
 ignored:
-  - DL3002  # Using gosu in some entrypoints
+  - DL3002

.pylintrc

@@ -0,0 +1,5 @@
+[FORMAT]
+max-line-length = 120
+disable = 
+    missing-class-docstring,
+    missing-function-docstring

services/mysql-mgmt/interfaces.py

@@ -1,3 +1,9 @@
+"""
+temp
+"""
+
+# pylint: disable=too-few-public-methods
+# pylint: disable=invalid-name
 
 import ctypes
 import ctypes.util
@@ -7,38 +13,38 @@
 
 class socket_address(ctypes.Structure):
     _fields_ = [
-        ('socket_address_family', ctypes.c_ushort),
-        ('socket_address_code', ctypes.c_byte * 14)
+        ("socket_address_family", ctypes.c_ushort),
+        ("socket_address_code", ctypes.c_byte * 14)
     ]
 
 
 class socket_interface(ctypes.Structure):
     _fields_ = [
-        ('socket_interface_family', ctypes.c_ushort),
-        ('socket_interface_port', ctypes.c_uint16),
-        ('socket_interface_address', ctypes.c_byte * 4)
+        ("socket_interface_family", ctypes.c_ushort),
+        ("socket_interface_port", ctypes.c_uint16),
+        ("socket_interface_address", ctypes.c_byte * 4)
     ]
 
 
 class network_interface_structure(ctypes.Structure):
     pass
 
 
-network_interface_structure._fields_ = [
-    ('next_network_interface', ctypes.POINTER(network_interface_structure)),
-    ('network_interface_name', ctypes.c_char_p),
-    ('network_interface_flags', ctypes.c_uint),
-    ('network_interface_address', ctypes.POINTER(socket_address)),
-    ('network_interface_mask', ctypes.POINTER(socket_address)),
-    ('network_interface_data', ctypes.c_void_p)
+network_interface_structure._fields_ = [  # pylint: disable=protected-access
+    ("next_network_interface", ctypes.POINTER(network_interface_structure)),
+    ("network_interface_name", ctypes.c_char_p),
+    ("network_interface_flags", ctypes.c_uint),
+    ("network_interface_address", ctypes.POINTER(socket_address)),
+    ("network_interface_mask", ctypes.POINTER(socket_address)),
+    ("network_interface_data", ctypes.c_void_p)
 ]
 
 
 def network_interfaces(network_interface: str) -> str | StopIteration:
-    clib: ctypes.CDLL = ctypes.CDLL(ctypes.util.find_library('c'))
-    network_interfaces: ctypes.POINTER = ctypes.POINTER(network_interface_structure)()
-    if clib.getifaddrs(ctypes.pointer(network_interfaces)) == 0:
-        current_interface: network_interface_structure = network_interfaces.contents
+    clib: ctypes.CDLL = ctypes.CDLL(ctypes.util.find_library("c"))
+    interfaces: ctypes.POINTER = ctypes.POINTER(network_interface_structure)()
+    if clib.getifaddrs(ctypes.pointer(interfaces)) == 0:
+        current_interface: network_interface_structure = interfaces.contents
         while True:
             if current_interface.network_interface_name == network_interface.encode() \
                    and current_interface.network_interface_data:
@@ -51,9 +57,12 @@ def network_interfaces(network_interface: str) -> str | StopIteration:
                         ).contents.socket_interface_address
                     )
             if not current_interface.next_network_interface:
-                clib.freeifaddrs(network_interfaces)
-                raise StopIteration(f'Provided network interface {network_interface} not found.')
+                clib.freeifaddrs(interfaces)
+                raise StopIteration(f"Provided network interface {network_interface} not found")
             current_interface = current_interface.next_network_interface.contents
+    raise ValueError(
+        f"Network interface {network_interface} cannot be adjusted to be set with provided virtual ip address"
+    )
 
 
 if __name__ == "__main__":

services/superset/Dockerfile

@@ -67,10 +67,5 @@ ENTRYPOINT [ "/bin/bash", "-c", " \
     gosu \
       superset \
         /app/entrypoint.sh \
-  && \
-  chown \
-    --recursive \
-      root:root \
-    /app \
   " \
 ]

services/superset/mysql_connect.py

@@ -1,17 +1,24 @@
+"""
+temporary
+"""
 import json
 import os
 
-import superset
-import superset.models.core
+import superset  # pylint: disable=import-error
+import superset.models.core  # pylint: disable=import-error
 
 
 def create_mysql_connection():
-    with open('/run/secrets/mysql_superset_password', 'r') as mysql_superset_password:
+    with open(
+        file="/run/secrets/mysql_superset_password",
+        mode="r",
+        encoding="utf-8"
+    ) as mysql_superset_password:
         if not superset.db.session.query(superset.models.core.Database).filter_by(database_name='MySQL').first():
             mysql_connection = superset.models.core.Database(
                 database_name='MySQL',
                 allow_run_async=True,
-                sqlalchemy_uri=f"mysql+mysqlconnector://superset:{mysql_superset_password.read().strip()}@{os.environ.get('VIRTUAL_IP_ADDRESS')}:6446/superset",
+                sqlalchemy_uri=f"mysql+mysqlconnector://superset:{mysql_superset_password.read().strip()}@{os.environ.get('VIRTUAL_IP_ADDRESS')}:6446/superset",  # noqa: E501 pylint: disable=line-too-long
                 extra=json.dumps({
                     "async": True,
                     "engine_params": {},

services/superset/superset_config.py

@@ -1,9 +1,13 @@
+"""
+temp
+"""
 
-import flask_caching.backends.rediscache
 import os
 
+import flask_caching.backends.rediscache  # pylint: disable=import-error
 
-class CeleryConfig(object):
+
+class CeleryConfig:  # pylint: disable=too-few-public-methods
     broker_url = "redis://redis:6379/0"
     imports = (
         "superset.sql_lab",
@@ -19,14 +23,14 @@ class CeleryConfig(object):
     }
 
 
-with open("/run/secrets/superset_secret_key", "r") as superset_secret_key:
+with open(file="/run/secrets/superset_secret_key", mode="r", encoding="utf-8") as superset_secret_key:
     SECRET_KEY = superset_secret_key.read().strip()
 
 
-with open("/run/secrets/mysql_superset_password", "r") as mysql_superset_password:
-    SQLALCHEMY_DATABASE_URI = f"mysql+mysqlconnector://superset:{mysql_superset_password.read().strip()}@{os.environ.get('VIRTUAL_IP_ADDRESS')}:6446/superset"
+with open(file="/run/secrets/mysql_superset_password", mode="r", encoding="utf-8") as mysql_superset_password:
+    SQLALCHEMY_DATABASE_URI = f"mysql+mysqlconnector://superset:{mysql_superset_password.read().strip()}@{os.environ.get('VIRTUAL_IP_ADDRESS')}:6446/superset"  # noqa: E501  pylint: disable=line-too-long
 
-CELERY_CONFIG = CeleryConfig
+CELERY_CONFIG = CeleryConfig  # pylint: disable=invalid-name
 RESULTS_BACKEND = flask_caching.backends.rediscache.RedisCache(host="redis", port=6379, key_prefix="superset_results")
 FILTER_STATE_CACHE_CONFIG = {
     "CACHE_TYPE": "RedisCache",