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execution-grounded-evaluation
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edbc049 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 | """
Validator for DelegateCall operations
"""
from typing import Dict, Any
class ContractDelegateCallValidator:
"""Validate delegatecall proxy call"""
def __init__(self, proxy_address: str, implementation_address: str, value: float):
"""
Initialize validator
Args:
proxy_address: Proxy contract address
implementation_address: Implementation contract address
value: Expected value to be set
"""
self.expected_proxy = proxy_address.lower()
self.expected_implementation = implementation_address.lower()
self.expected_value = int(value) # Convert to int
self.max_score = 100
def validate(self, tx: Dict[str, Any], receipt: Dict[str, Any], state_before: Dict[str, Any], state_after: Dict[str, Any]) -> Dict[str, Any]:
"""
Validate delegatecall transaction
Args:
tx: Transaction object
receipt: Transaction receipt
state_before: State before transaction
state_after: State after transaction
Returns:
Validation results including score and details
"""
checks = []
score = 0
details = {}
# 1. Validate transaction success (30 points)
tx_success = receipt.get('status') == 1
if tx_success:
score += 30
checks.append({
'name': 'Transaction Success',
'passed': True,
'points': 30,
'message': 'Transaction executed successfully'
})
else:
checks.append({
'name': 'Transaction Success',
'passed': False,
'points': 0,
'message': f"Transaction failed with status: {receipt.get('status')}"
})
return {
'score': score,
'max_score': self.max_score,
'passed': False,
'checks': checks,
'details': details
}
# 2. Validate called proxy contract (20 points)
actual_to = tx.get('to', '').lower()
contract_correct = actual_to == self.expected_proxy
if contract_correct:
score += 20
checks.append({
'name': 'Proxy Contract Address',
'passed': True,
'points': 20,
'message': f'Correct proxy contract: {self.expected_proxy}'
})
else:
checks.append({
'name': 'Proxy Contract Address',
'passed': False,
'points': 0,
'message': f'Expected proxy: {self.expected_proxy}, Got: {actual_to}'
})
details['expected_proxy'] = self.expected_proxy
details['actual_to'] = actual_to
# 3. Validatefunction selector setValue(uint256) = 0x55241077 (20 points)
tx_data = tx.get('data', '0x')
if tx_data and len(tx_data) >= 10: # 0x + 8 hex chars (4 bytes)
function_selector = tx_data[:10].lower()
expected_selector = '0x55241077' # setValue(uint256)
if function_selector == expected_selector:
score += 20
checks.append({
'name': 'Function Signature',
'passed': True,
'points': 20,
'message': 'Correct setValue(uint256) function signature'
})
else:
checks.append({
'name': 'Function Signature',
'passed': False,
'points': 0,
'message': f'Expected: {expected_selector}, Got: {function_selector}'
})
details['function_selector'] = function_selector
else:
checks.append({
'name': 'Function Signature',
'passed': False,
'points': 0,
'message': 'No data field or too short'
})
details['function_selector'] = 'N/A'
# 4. Validate proxy contract storage updated (15 points)
proxy_value_before = state_before.get('proxy_value', 0)
proxy_value_after = state_after.get('proxy_value', 0)
value_updated = proxy_value_after == self.expected_value and proxy_value_after != proxy_value_before
if value_updated:
score += 15
checks.append({
'name': 'Proxy Storage Updated',
'passed': True,
'points': 15,
'message': f'Proxy value correctly updated: {proxy_value_before} → {proxy_value_after}'
})
else:
checks.append({
'name': 'Proxy Storage Updated',
'passed': False,
'points': 0,
'message': f'Expected: {self.expected_value}, Before: {proxy_value_before}, After: {proxy_value_after}'
})
details['proxy_value_before'] = proxy_value_before
details['proxy_value_after'] = proxy_value_after
details['expected_value'] = self.expected_value
# 5. Validate implementation contract storage unchanged (15 points)
impl_value_before = state_before.get('implementation_value', 0)
impl_value_after = state_after.get('implementation_value', 0)
impl_unchanged = impl_value_before == impl_value_after
if impl_unchanged:
score += 15
checks.append({
'name': 'Implementation Storage Unchanged',
'passed': True,
'points': 15,
'message': f'Implementation value unchanged: {impl_value_before} (correct)'
})
else:
checks.append({
'name': 'Implementation Storage Unchanged',
'passed': False,
'points': 0,
'message': f'Implementation changed: {impl_value_before} → {impl_value_after} (should remain unchanged)'
})
details['impl_value_before'] = impl_value_before
details['impl_value_after'] = impl_value_after
# Determine if all checks passed
all_passed = all(check['passed'] for check in checks)
return {
'score': score,
'max_score': self.max_score,
'passed': all_passed,
'checks': checks,
'details': details
}
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