feat: add skip verification setting

hathor/conf/settings.py

@@ -415,6 +415,9 @@ def GENESIS_TX2_TIMESTAMP(self) -> int:
     # List of soft voided transaction.
     SOFT_VOIDED_TX_IDS: list[bytes] = []
 
+    # List of transactions to skip verification.
+    SKIP_VERIFICATION: list[bytes] = []
+
     # Identifier used in metadata's voided_by to mark a tx as soft-voided.
     SOFT_VOIDED_ID: bytes = b'tx-non-grata'
 
@@ -592,6 +595,12 @@ def _validate_tokens(genesis_tokens: int, values: dict[str, Any]) -> int:
         allow_reuse=True,
         each_item=True
     )(parse_hex_str),
+    _parse_skipped_verification_tx_id=pydantic.validator(
+        'SKIP_VERIFICATION',
+        pre=True,
+        allow_reuse=True,
+        each_item=True
+    )(parse_hex_str),
     _parse_checkpoints=pydantic.validator(
         'CHECKPOINTS',
         pre=True

hathor/conf/testnet_hotel.yml

@@ -63,6 +63,9 @@ CHECKPOINTS:
   4_200_000: 00000000010a8dae043c84fcb2cef6a2b42a28279b95af20ab5a098acf2a3565
   4_300_000: 000000000019da781ef75fa5f59c5537d8ed18b64c589c3e036109cfb1d84f7d
 
+SKIP_VERIFICATION:
+  - 00000000af8c95ca9aabf5fd90ac44bd4f16d182618c357b301370ad0430c4a3
+
 FEATURE_ACTIVATION:
   default_threshold: 15_120 # 15120 = 75% of evaluation_interval (20160)
   features:

hathor/verification/verification_service.py

@@ -102,6 +102,9 @@ def verify_basic(
         """Basic verifications (the ones without access to dependencies: parents+inputs). Raises on error.
 
         Used by `self.validate_basic`. Should not modify the validation state."""
+        if vertex.hash in self._settings.SKIP_VERIFICATION:
+            return
+
         self.verifiers.vertex.verify_version_basic(vertex)
 
         # We assert with type() instead of isinstance() because each subclass has a specific branch.
@@ -165,6 +168,9 @@ def verify(self, vertex: BaseTransaction, params: VerificationParams) -> None:
         """Run all verifications. Raises on error.
 
         Used by `self.validate_full`. Should not modify the validation state."""
+        if vertex.hash in self._settings.SKIP_VERIFICATION:
+            return
+
         self.verifiers.vertex.verify_headers(vertex)
 
         # We assert with type() instead of isinstance() because each subclass has a specific branch.
@@ -268,6 +274,9 @@ def _verify_token_creation_tx(self, tx: TokenCreationTransaction, params: Verifi
         self.verifiers.token_creation_tx.verify_token_info(tx)
 
     def verify_without_storage(self, vertex: BaseTransaction, params: VerificationParams) -> None:
+        if vertex.hash in self._settings.SKIP_VERIFICATION:
+            return
+
         # We assert with type() instead of isinstance() because each subclass has a specific branch.
         match vertex.version:
             case TxVersion.REGULAR_BLOCK: