New encryption menu (#1520)

* New encryption menu

Co-authored-by: Daniel Girtler <girtler.daniel@gmail.com>
Co-authored-by: Anton Hvornum <anton@hvornum.se>

1 files changed, 43 insertions, 0 deletions

diff --git a/archinstall/lib/models/disk_encryption.py b/archinstall/lib/models/disk_encryption.py
new file mode 100644
index 00000000..80627767
--- /dev/null
+++ b/archinstall/lib/models/disk_encryption.py
@@ -0,0 +1,43 @@
+from dataclasses import dataclass, field
+from enum import Enum, auto
+from typing import Optional, List, Dict, TYPE_CHECKING, Any
+
+from archinstall.lib.hsm.fido import Fido2Device
+
+if TYPE_CHECKING:
+	_: Any
+
+
+class EncryptionType(Enum):
+	Partition = auto()
+	# FullDiskEncryption = auto()
+
+	@classmethod
+	def _encryption_type_mapper(cls) -> Dict[str, 'EncryptionType']:
+		return {
+			# str(_('Full disk encryption')): EncryptionType.FullDiskEncryption,
+			str(_('Partition encryption')): EncryptionType.Partition
+		}
+
+	@classmethod
+	def text_to_type(cls, text: str) -> 'EncryptionType':
+		mapping = cls._encryption_type_mapper()
+		return mapping[text]
+
+	@classmethod
+	def type_to_text(cls, type_: 'EncryptionType') -> str:
+		mapping = cls._encryption_type_mapper()
+		type_to_text = {type_: text for text, type_ in mapping.items()}
+		return type_to_text[type_]
+
+
+@dataclass
+class DiskEncryption:
+	encryption_type: EncryptionType = EncryptionType.Partition
+	encryption_password: str = ''
+	partitions: List[str] = field(default_factory=list)
+	hsm_device: Optional[Fido2Device] = None
+
+	def generate_encryption_file(self, partition) -> bool:
+		return partition in self.partitions and partition['mountpoint'] != '/'
+