From 8df5b318a8c3014a48a94e7b42e42bfd68033674 Mon Sep 17 00:00:00 2001
From: Fess <fessbespalov@gmail.com>
Date: Wed, 10 Apr 2024 14:06:58 +0400
Subject: [PATCH] fix: supported in epoch added

---
 stackslib/src/chainstate/stacks/auth.rs  | 30 ++++++++++++++++++++
 stackslib/src/chainstate/stacks/block.rs | 35 +++---------------------
 2 files changed, 34 insertions(+), 31 deletions(-)

diff --git a/stackslib/src/chainstate/stacks/auth.rs b/stackslib/src/chainstate/stacks/auth.rs
index 5ba40fceea..e2f2654efc 100644
--- a/stackslib/src/chainstate/stacks/auth.rs
+++ b/stackslib/src/chainstate/stacks/auth.rs
@@ -27,6 +27,7 @@ use stacks_common::types::StacksPublicKeyBuffer;
 use stacks_common::util::hash::{to_hex, Hash160, Sha512Trunc256Sum};
 use stacks_common::util::retry::{BoundReader, RetryReader};
 use stacks_common::util::secp256k1::{MessageSignature, MESSAGE_SIGNATURE_ENCODED_SIZE};
+use stacks_common::types::StacksEpochId;
 
 use crate::burnchains::{PrivateKey, PublicKey, Txid};
 use crate::chainstate::stacks::{
@@ -1387,6 +1388,35 @@ impl TransactionAuth {
             }
         }
     }
+
+    pub fn is_supported_in_epoch(
+        &self,
+        epoch_id: StacksEpochId,
+    ) -> bool {
+        match &self {
+            TransactionAuth::Sponsored(ref origin, ref sponsor) => {
+                let origin_supported = match origin {
+                    TransactionSpendingCondition::OrderIndependentMultisig(..) => {
+                        epoch_id >= StacksEpochId::Epoch30
+                    },
+                    _ => true,
+                };
+                let sponsor_supported = match sponsor {
+                    TransactionSpendingCondition::OrderIndependentMultisig(..) => {
+                        epoch_id >= StacksEpochId::Epoch30
+                    },
+                    _ => true,
+                };
+                origin_supported && sponsor_supported
+            },
+            TransactionAuth::Standard(ref origin) => match origin {
+                TransactionSpendingCondition::OrderIndependentMultisig(..) => {
+                    epoch_id >= StacksEpochId::Epoch30
+                },
+                _ => true,
+            },
+        }
+    }
 }
 
 #[rustfmt::skip]
diff --git a/stackslib/src/chainstate/stacks/block.rs b/stackslib/src/chainstate/stacks/block.rs
index 6126dfcfc4..97c64f35f8 100644
--- a/stackslib/src/chainstate/stacks/block.rs
+++ b/stackslib/src/chainstate/stacks/block.rs
@@ -600,37 +600,10 @@ impl StacksBlock {
                     return false;
                 }
             }
-            match &tx.auth {
-                TransactionAuth::Sponsored(ref origin, ref sponsor) => {
-                    match origin {
-                        TransactionSpendingCondition::OrderIndependentMultisig(..) => {
-                            if epoch_id < StacksEpochId::Epoch30 {
-                                error!("Order independent multisig transactions not supported before Stacks 3.0");
-                                return false;
-                            }
-                        }
-                        _ => (),
-                    }
-                    match sponsor {
-                        TransactionSpendingCondition::OrderIndependentMultisig(..) => {
-                            if epoch_id < StacksEpochId::Epoch30 {
-                                error!("Order independent multisig transactions not supported before Stacks 3.0");
-                                return false;
-                            }
-                        }
-                        _ => (),
-                    }
-                }
-                TransactionAuth::Standard(ref origin) => match origin {
-                    TransactionSpendingCondition::OrderIndependentMultisig(..) => {
-                        if epoch_id < StacksEpochId::Epoch30 {
-                            error!("Order independent multisig transactions not supported before Stacks 3.0");
-                            return false;
-                        }
-                    }
-                    _ => (),
-                },
-            };
+            if !tx.auth.is_supported_in_epoch(epoch_id) {
+                error!("Order independent multisig transactions not supported before Stacks 3.0");
+                return false;
+            }
         }
         return true;
     }