extract logs with colors and depending of DEBUG var

api/views.py

@@ -5,6 +5,7 @@ import logging
 from uuid import uuid4
 
 from django.urls import reverse_lazy
+from django.conf import settings
 from django.http import JsonResponse
 from django.shortcuts import get_object_or_404, redirect
 from django.utils.translation import gettext_lazy as _
@@ -41,20 +42,20 @@ class ApiMixing(View):
         # Authentication
         auth_header = self.request.headers.get('Authorization')
         if not auth_header or not auth_header.startswith('Bearer '):
-            logger.exception("Invalid or missing token {}".format(auth_header))
+            logger.error("Invalid or missing token %s", auth_header)
             return JsonResponse({'error': 'Invalid or missing token'}, status=401)
 
         token = auth_header.split(' ')[1].strip("'").strip('"')
         try:
             uuid.UUID(token)
         except Exception:
-            logger.exception("Invalid token {}".format(token))
+            logger.error("Invalid or missing token %s", token)
             return JsonResponse({'error': 'Invalid or missing token'}, status=401)
 
         self.tk = Token.objects.filter(token=token).first()
 
         if not self.tk:
-            logger.exception("Invalid or missing token {}".format(token))
+            logger.error("Invalid or missing token %s", token)
             return JsonResponse({'error': 'Invalid or missing token'}, status=401)
 
 
@@ -72,7 +73,8 @@ class NewSnapshotView(ApiMixing):
         try:
             data = json.loads(request.body)
         except json.JSONDecodeError:
-            logger.exception("Invalid Snapshot of user {}".format(self.tk.owner))
+            txt = "error: the snapshot is not a json"
+            logger.error("%s", txt)
             return JsonResponse({'error': 'Invalid JSON'}, status=500)
 
         # Process snapshot
@@ -85,7 +87,7 @@ class NewSnapshotView(ApiMixing):
 
         if not data.get("uuid"):
             txt = "error: the snapshot not have uuid"
-            logger.exception(txt)
+            logger.error("%s", txt)
             return JsonResponse({'status': txt}, status=500)
 
         exist_annotation = Annotation.objects.filter(
@@ -94,15 +96,20 @@ class NewSnapshotView(ApiMixing):
 
         if exist_annotation:
             txt = "error: the snapshot {} exist".format(data['uuid'])
-            logger.exception(txt)
+            logger.warning("%s", txt)
             return JsonResponse({'status': txt}, status=500)
 
 
         try:
             Build(data, self.tk.owner)
         except Exception as err:
-            logger.exception(err)
+            if settings.DEBUG:
-            return JsonResponse({'status': f"fail: {err}"}, status=500)
+                logger.exception("%s", err)
+            snapshot_id = data.get("uuid", "")
+            txt = "It is not possible to parse snapshot: %s."
+            logger.error(txt, snapshot_id)
+            text = "fail: It is not possible to parse snapshot"
+            return JsonResponse({'status': text}, status=500)
 
         annotation = Annotation.objects.filter(
             uuid=data['uuid'],
@@ -114,7 +121,7 @@ class NewSnapshotView(ApiMixing):
 
 
         if not annotation:
-            logger.exception("Error: No annotation for uuid: {}".format(data["uuid"]))
+            logger.error("Error: No annotation for uuid: %s", data["uuid"])
             return JsonResponse({'status': 'fail'}, status=500)
 
         url_args = reverse_lazy("device:details", args=(annotation.value,))
@@ -286,7 +293,7 @@ class AddAnnotationView(ApiMixing):
             key = data["key"]
             value = data["value"]
         except Exception:
-            logger.exception("Invalid Snapshot of user {}".format(self.tk.owner))
+            logger.error("Invalid Snapshot of user %s", self.tk.owner)
             return JsonResponse({'error': 'Invalid JSON'}, status=500)
 
         Annotation.objects.create(

dhub/settings.py

@@ -17,6 +17,8 @@ from pathlib import Path
 from django.contrib.messages import constants as messages
 from decouple import config, Csv
 
+from utils.logger import CustomFormatter
+
 # Build paths inside the project like this: BASE_DIR / 'subdir'.
 BASE_DIR = Path(__file__).resolve().parent.parent
 
@@ -205,8 +207,18 @@ LOGOUT_REDIRECT_URL = '/'
 LOGGING = {
     "version": 1,
     "disable_existing_loggers": False,
+    'formatters': {
+        'colored': {
+            '()': CustomFormatter,
+            'format': '%(levelname)s %(asctime)s %(message)s'
+        },
+    },
     "handlers": {
-        "console": {"level": "DEBUG", "class": "logging.StreamHandler"},
+        "console": {
+            "level": "DEBUG",
+            "class": "logging.StreamHandler",
+            "formatter": "colored"
+        },
     },
     "root": {
         "handlers": ["console"],

evidence/management/commands/reindex.py

@@ -36,10 +36,8 @@ class Command(BaseCommand):
                 continue
             user = institution.user_set.filter(is_admin=True).first()
             if not user:
-                txt = "Error No there are Admins for the institution: {}".format(
+                txt = "No there are Admins for the institution: %s"
-                    institution.name
+                logger.warning(txt, institution.name)
-                )
-                logger.exception(txt)
                 continue
 
             snapshots_path = os.path.join(filepath, "snapshots")
@@ -74,13 +72,12 @@ class Command(BaseCommand):
                 create_index(s, user)
                 create_annotation(s, user, commit=True)
             except Exception as err:
-                txt = "Error: in placeholder {} \n{}".format(f_path, err)
+                txt = "In placeholder %s \n%s"
-                logger.exception(txt)
+                logger.warning(txt, f_path, err)
                 
     def build_snapshot(self, s, user, f_path):
             try:
                 Build(s, user)
-            except Exception as err:
+            except Exception:
-                txt = "Error: in Snapshot {} \n{}".format(f_path, err)
+                txt = "Error: in Snapshot {}".format(f_path)
-                logger.exception(txt)
+                logger.error(txt)
-

evidence/management/commands/up_snapshots.py

@@ -4,6 +4,9 @@ import logging
 
 from django.core.management.base import BaseCommand
 from django.contrib.auth import get_user_model
+from django.conf import settings
+
+from utils.save_snapshots import move_json, save_in_disk
 from evidence.parse import Build
 
 
@@ -36,7 +39,7 @@ class Command(BaseCommand):
             self.read_directory(path)
 
         self.parsing()
-            
+
     def read_directory(self, directory):
         for filename in os.listdir(directory):
             filepath = os.path.join(directory, filename)
@@ -45,13 +48,18 @@ class Command(BaseCommand):
 
     def open(self, filepath):
         with open(filepath, 'r') as file:
-            content = json.loads(file.read())        
+            content = json.loads(file.read())
-            self.snapshots.append(content)
+            path_name = save_in_disk(data, self.user.institution.name)
-        
+            self.snapshots.append((content, path_name))
+
     def parsing(self):
-        for s in self.snapshots:
+        for s, p in self.snapshots:
             try:
                 self.devices.append(Build(s, self.user))
+                move_json(p, self.user.institution.name)
             except Exception as err:
-                logger.exception(err)
+                if settings.DEBUG:
-
+                    logger.exception("%s", err)
+                snapshot_id = s.get("uuid", "")
+                txt = "It is not possible to parse snapshot: %s."
+                logger.error(txt, snapshot_id)

evidence/parse.py

@@ -90,8 +90,8 @@ class Build:
         )
 
         if annotation:
-            txt = "Warning: Snapshot {} exist as annotation !!".format(self.uuid)
+            txt = "Warning: Snapshot %s exist as annotation !!"
-            logger.exception(txt)
+            logger.warning(txt, self.uuid)
             return
 
         for k, v in self.algorithms.items():

evidence/parse_details.py

@@ -1,4 +1,5 @@
 import json
+import logging
 import numpy as np
 
 from datetime import datetime
@@ -8,6 +9,9 @@ from json_repair import repair_json
 from utils.constants import CHASSIS_DH, DATASTORAGEINTERFACE
 
 
+logger = logging.getLogger('django')
+
+
 def get_lshw_child(child, nets, component):
     if child.get('id') == component:
         nets.append(child)
@@ -483,12 +487,12 @@ class ParseSnapshot:
         if isinstance(x, str):
             try:
                 try:
-                    hw = json.loads(lshw)
+                    hw = json.loads(x)
                 except json.decoder.JSONDecodeError:
-                    hw = json.loads(repair_json(lshw))
+                    hw = json.loads(repair_json(x))
                 return hw
             except Exception as ss:
-                print("WARNING!! {}".format(ss))
+                logger.warning("%s", ss)
                 return {}
         return x
 
@@ -497,5 +501,5 @@ class ParseSnapshot:
             return self._errors
 
         logger.error(txt)
-        self._errors.append(txt)
+        self._errors.append("%s", txt)
 

utils/device.py

@@ -88,8 +88,8 @@ def create_annotation(doc, user, commit=False):
         )
 
         if annotation:
-            txt = "Warning: Snapshot {} exist as annotation !!".format(doc["uuid"])
+            txt = "Snapshot %s exist as annotation !!"
-            logger.exception(txt)
+            logger.warning(txt, doc["uuid"])
             return annotation
 
         return Annotation.objects.create(**data)

utils/logger.py

@@ -0,0 +1,31 @@
+import logging
+
+# Colors
+RED = "\033[91m"
+PURPLE = "\033[95m"
+YELLOW = "\033[93m"
+RESET = "\033[0m"
+
+
+class CustomFormatter(logging.Formatter):
+    def format(self, record):
+        if record.levelname == "ERROR":
+            color = RED
+        elif record.levelname == "WARNING":
+            color = PURPLE
+        elif record.levelname in ["INFO", "DEBUG"]:
+            color = YELLOW
+        else:
+            color = RESET
+            
+        record.levelname = f"{color}{record.levelname}{RESET}"
+
+        if record.args:
+            record.msg = self.highlight_args(record.msg, record.args, color)
+            record.args = ()
+            
+        return super().format(record)
+
+    def highlight_args(self, message, args, color):
+        highlighted_args = tuple(f"{color}{arg}{RESET}" for arg in args)
+        return message % highlighted_args