added systemd service and timer for quota update

README.md

@@ -78,6 +78,14 @@ Create a superuser account
 
 ```
 
+### Repository Quota Updates
+
+The repository quotas in the UI are updated after each backup.
+To update the quota during an operation the `update_used_quota` management command can be executed on a regular basis.
+
+There are example configs for systemd-timers in `contrib/communitybackup-quota-update.service` and `contrib/communitybackup-quota-update.timer`. Adjust the paths and the timers to your needs.
+
+
 ## Custom pages
 
 Some pages are specific to your installation. E.g. an imprint.
@@ -146,3 +154,25 @@ Django debug setting.
 ```python
 ADDITIONAL_FOOTER_NAV_ITEMS = ["""<a class="nav-link" href="https://example.com/>Example Link</a>""",]
 ```
+
+### BORG_SERVER_PUBKEYS
+
+A list of the SSH public keys and their hashes to verify the server a User is connecting to.
+This is a list of tuples, containing the key and it's hash.
+
+```python
+BORG_SERVER_PUBKEYS = [
+    (
+        "ecdsa-sha2-nistp256 AAAAASDJIASKJDASD root@example.com",
+        "256 SHA256:sTbOK9NvP1uUEixgUT8KUiYrY8J/DbK+jR39lwcT8Zw root@example.com (ECDSA)",
+    ),
+    (
+        "ssh-ed25519 AAAAasdiwdkjasdijwklajsdijasd root@example.com",
+        "256 SHA256:hPbWwRxNr1mFHZKYjcysnay1cQGQsOmDBvkA3Pzo4YY root@example.com (ED25519)",
+    ),
+    (
+        "ssh-rsa AAAABasdlkjasdiualksjd root@example.com",
+        "3072 SHA256:deuPTR8Hcc1LP7DHqAp91EINdLBQoco2IeMldIahamQ root@example.com (RSA)",
+    ),
+]
+```

community_backup/community_backup/context_processors.py

@@ -6,7 +6,14 @@ def release_version(_request):
         "RELEASE_VERSION": settings.RELEASE_VERSION,
     }
 
+
 def additional_footer_nav_items(_request):
     return {
         "ADDITIONAL_FOOTER_NAV_ITEMS": settings.ADDITIONAL_FOOTER_NAV_ITEMS,
     }
+
+
+def borg_server_pubkeys(_request):
+    return {
+        "BORG_SERVER_PUBKEYS": settings.BORG_SERVER_PUBKEYS,
+    }

community_backup/community_backup/example_configuration.py

@@ -22,3 +22,18 @@ SECRET_KEY = "change me!"
 
 MARKDOWN_PAGE_DIR = Path("./custom_md/")
 BACKUP_MANAGE_PY = Path("/path/to/venv/bin/python /path/to/community_backup/manage.py")
+
+# BORG_SERVER_PUBKEYS = [
+#     (
+#         "ecdsa-sha2-nistp256 AAAAASDJIASKJDASD root@example.com",
+#         "256 SHA256:sTbOK9NvP1uUEixgUT8KUiYrY8J/DbK+jR39lwcT8Zw root@example.com (ECDSA)",
+#     ),
+#     (
+#         "ssh-ed25519 AAAAasdiwdkjasdijwklajsdijasd root@example.com",
+#         "256 SHA256:hPbWwRxNr1mFHZKYjcysnay1cQGQsOmDBvkA3Pzo4YY root@example.com (ED25519)",
+#     ),
+#     (
+#         "ssh-rsa AAAABasdlkjasdiualksjd root@example.com",
+#         "3072 SHA256:deuPTR8Hcc1LP7DHqAp91EINdLBQoco2IeMldIahamQ root@example.com (RSA)",
+#     ),
+# ]

community_backup/community_backup/settings.py

@@ -68,6 +68,7 @@ TEMPLATES = [
                 "django.contrib.messages.context_processors.messages",
                 "community_backup.context_processors.release_version",
                 "community_backup.context_processors.additional_footer_nav_items",
+                "community_backup.context_processors.borg_server_pubkeys",
             ],
         },
     },
@@ -150,3 +151,4 @@ BACKUP_MANAGE_PY = module.BACKUP_MANAGE_PY
 
 DEBUG = getattr(module, "DEBUG", False)
 ADDITIONAL_FOOTER_NAV_ITEMS = getattr(module, "ADDITIONAL_FOOTER_NAV_ITEMS", list())
+BORG_SERVER_PUBKEYS = getattr(module, "BORG_SERVER_PUBKEYS", list())

community_backup/contrib/communitybackup-quota-update.service

@@ -0,0 +1,9 @@
+[Unit]
+Description=Update the used quota
+
+[Service]
+User=borg
+Group=borg
+WorkingDirectory=/opt/community_backup/community-backup/community_backup/
+ExecStart=/opt/community_backup/venv/bin/python manage.py update_used_quota 
+PrivateTmp=true

community_backup/contrib/communitybackup-quota-update.timer

@@ -0,0 +1,9 @@
+[Unit]
+Description=Update the used quota on a regular basis
+
+[Timer]
+OnCalendar=*-*-* *:0/5:00
+RandomizedDelaySec=120
+
+[Install]
+WantedBy=timers.target

community_backup/webui/management/commands/update_used_quota.py

@@ -10,8 +10,6 @@ class Command(BaseCommand):
         parser.add_argument("--repository-id", type=int, nargs="+")
 
     def handle(self, *args, **options):
-        print(options)
-
         qs = BorgRepository.objects.all()
 
         if options.get("user_id"):
@@ -20,8 +18,6 @@ class Command(BaseCommand):
         if options.get("repository_id"):
             qs = qs.filter(pk__in=options.get("repository_id"))
 
-        print(qs)
-
         for repo in qs:
             repo.refresh_quota()
 

community_backup/webui/templates/borg_list.html

@@ -35,6 +35,21 @@
   </tbody>
 </table>
 
+{% if BORG_SERVER_PUBKEYS %}
+<div class="card">
+  <div class="card-header">
+    <h4>Borg Server Public Keys</h4>
+  </div>
+  <ul class="list-group list-group-flush">
+  {% for key, fingerprint in BORG_SERVER_PUBKEYS %}
+    <li class="list-group-item">
+      <span style="word-break: break-all"><code>{{ key }}</code></span><br>
+      <span style="word-break: break-all"><code>{{ fingerprint }}</code></span>
+    </li>
+  {% endfor %}
+  </ul>
+</div>
+{% endif %}